CN219547713U

CN219547713U - Safety opening and closing device for gate of hydropower station

Info

Publication number: CN219547713U
Application number: CN202320696067.8U
Authority: CN
Inventors: 王兴猛
Original assignee: Wenshan Huayi Energy Co ltd
Current assignee: Wenshan Huayi Energy Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-08-18
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a safe opening and closing device for a gate of a hydropower station, which relates to the technical field of hydropower stations and comprises an outer frame, wherein the top end of the outer frame is connected with an electric hydraulic rod, the inner side wall of the outer frame is connected with a sluice, the bottom end of the outer frame is connected with a locking unit, the device can drive a connecting rod and a second sliding rod and a movable rod to automatically lock and separate the sluice by matching the connecting rod and the clamping block with the clamping groove at the corresponding position of the closing block at the bottom end of the sluice when the sluice is closed by the electric hydraulic rod, the stability of the sluice is ensured when the sluice is closed, the closing tightness can be enhanced by matching the closing block at the bottom end of the sluice with the movable groove, and a movable plate connected by a plurality of return springs can automatically reset when the sluice is lifted, so that the sluice is prevented from being closed by sundries, and the service life of the sluice is prolonged.

Description

Safety opening and closing device for gate of hydropower station

Technical Field

The utility model relates to the technical field of hydropower stations, in particular to a safety opening and closing device for a gate of a hydropower station.

Background

Hydropower stations control the flow of water flow through electric gates, so that the flow direction and the flow rate of a water source of the hydropower station are controlled, for example, china patent discloses a safety opening and closing device (publication No. CN 214883469U) for the hydropower station gate, and the device can clean sundry garbage at the gate, but when in actual use, the gate is only fixed through a hydraulic telescopic rod to close the gate, so that the stability of closing the gate is difficult to ensure, and the tightness of a water outlet of the hydropower station gate is difficult to ensure.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a safe opening and closing device for a hydropower station gate, which solves the problem of inaccurate closing of the hydropower station gate.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the safe opening and closing device of the hydropower station gate comprises an outer frame, wherein the top end of the outer frame is connected with an electric hydraulic rod, the inner side wall of the outer frame is connected with a water gate, and the bottom end of the outer frame is connected with a locking unit;

the locking unit comprises two connecting rods, one side of each connecting rod is connected with three clamping blocks, one end of each connecting rod is connected with a movable rod, and the other end of each connecting rod is connected with a guide rod.

As a further technical scheme of the utility model, a guide groove is correspondingly formed in the inner side wall of the outer frame and the sliding path of the water gate, the driving end of the electric hydraulic rod is connected with the top end of the water gate, the bottom end of the water gate is connected with a closing block, one side surface of the water gate is connected with a connecting block, and a sliding groove is correspondingly formed in one side surface of the outer frame and the sliding path of the connecting block.

As a further technical scheme of the utility model, a movable groove is formed in the inner bottom side of the outer frame, a plurality of reset springs are connected to the inner bottom side of the movable groove, movable plates are connected to the top ends of the reset springs and the inner sides of the movable groove, the movable plates are connected with the inner bottom side of the movable groove through the reset springs, and clamping grooves are formed in the corresponding positions of the two side surfaces of the closing block and the clamping block.

As a further technical scheme of the utility model, one side face of the outer frame is connected with a supporting block, the supporting block is connected with a guide rod, connecting springs are connected to the outer surface of the guide rod and between the supporting block and the connecting rod, connecting grooves are correspondingly formed in the two side surfaces of the outer frame and the clamping blocks, and the connecting grooves are communicated with the movable grooves.

As a further technical scheme of the utility model, the lower surface of one end of the connecting block is connected with a first sliding rod, the inner side wall of the first sliding rod is connected with a second sliding rod, the bottom end of the second sliding rod is connected with two movable rods, and the connecting block is connected with the connecting rod through the first sliding rod, the second sliding rod and the movable rods.

As a further technical scheme of the utility model, the inner diameter size of the guide groove is matched with the sliding path of the water gate, and the inner diameter size of the movable groove is matched with the sliding path of the movable plate.

As a further technical scheme of the utility model, the inner diameter size of the clamping groove is matched with the outer diameter size of the clamping block, the inner diameter size of the sliding groove is matched with the sliding path of the connecting block, and the inner diameter size of the first sliding rod is matched with the sliding path of the second sliding rod.

Advantageous effects

The utility model provides a safe opening and closing device for a gate of a hydropower station. Compared with the prior art, the device has the following

The beneficial effects are that:

1. the utility model provides a power station gate safety headstock gear, carries out the closure through electronic hydraulic stem to the sluice and opens, and first slide bar and second slide bar and movable rod can drive connecting rod and block can be to the cooperation of the block groove of the corresponding department of the closure piece of sluice bottom, automatic lock and separate the sluice, improve the closed leakproofness of sluice, guarantee the stability when sluice is closed.

2. The utility model provides a power station gate safety headstock gear, through the cooperation of the closure piece and the movable groove of sluice bottom, can strengthen closed tightness, and can automatic re-setting when the sluice lifting through the fly leaf of a plurality of reset spring connection, prevent that the movable inslot from falling into rubbish debris, influence the closure of sluice, improve the life of sluice.

Drawings

FIG. 1 is a schematic diagram of a safety opening and closing device of a gate of a hydropower station;

FIG. 2 is a left side view of the hydropower station gate safety opening and closing device;

FIG. 3 is a cross-sectional view A-A of FIG. 2 of the hydropower station gate safety opening and closing device;

fig. 4 is a schematic diagram of an exploded structure of a safety opening and closing device for a hydropower station gate.

In the figure: 1. an outer frame; 11. a guide groove; 12. a chute; 13. a movable plate; 14. a movable groove; 15. a return spring; 16. a connecting groove; 17. a support block; 2. an electric hydraulic rod; 3. a sluice; 31. a connecting block; 32. a closing block; 33. a clamping groove; 4. a locking unit; 41. a connecting rod; 42. a clamping block; 43. a movable rod; 44. a first slide bar; 45. a second slide bar; 46. a guide rod; 47. and a connecting spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a technical scheme of a safety opening and closing device for a gate of a hydropower station, which comprises the following steps: the utility model provides a power station gate safety headstock gear, includes frame 1, and the top of frame 1 is connected with electronic hydraulic stem 2, and the inside wall of frame 1 is connected with sluice 3, and the bottom of frame 1 is connected with locking element 4, and locking element 4 includes two connecting rods 41, and one side of two connecting rods 41 all is connected with three block piece 42, and one end of two connecting rods 41 all is connected with movable rod 43, and the other end of two connecting rods 41 is connected with guide bar 46.

As shown in fig. 3-4, a guiding groove 11 is correspondingly arranged on the inner side wall of the outer frame 1 and the sliding path of the sluice 3, the driving end of the electric hydraulic rod 2 is connected with the top end of the sluice 3, the bottom end of the sluice 3 is connected with a closing block 32, one side surface of the sluice 3 is connected with a connecting block 31, a sliding groove 12 is correspondingly arranged on one side surface of the outer frame 1 and the sliding path of the connecting block 31, one side surface of the outer frame 1 is connected with a supporting block 17, the supporting block 17 is connected with a guiding rod 46, connecting springs 47 are respectively connected between the supporting block 17 and the connecting rod 41 on the outer surface of the guiding rod 46, connecting grooves 16 are respectively correspondingly arranged on the two side surfaces of the outer frame 1 and the clamping block 42, the connecting grooves 16 are communicated with the movable grooves 14, the lower surface of one end of the connecting block 31 is connected with a first sliding rod 44, the inner side wall of the first sliding rod 44 is connected with a second sliding rod 45, the bottom of the second slide bar 45 is connected with two movable rods 43, the connecting block 31 is connected with the connecting rod 41 through the first slide bar 44, the second slide bar 45 and the movable rods 43, the inner diameter size of the clamping groove 33 is matched with the outer diameter size of the clamping block 42, the inner diameter size of the sliding groove 12 is matched with the sliding path of the connecting block 31, the inner diameter size of the first slide bar 44 is matched with the sliding path of the second slide bar 45, it is required to say that the electric hydraulic rod 2 drives the sluice 3 to slide downwards and simultaneously drives the first slide bar 44 and the second slide bar 45 to slide, and the movable rods 43 drive the two connecting rods 41 and the three clamping blocks 42 to lock the sluice 3 and the closing block 32 along the sliding of the connecting groove 16, so that the closing stability of the sluice 3 is improved.

As shown in fig. 1-3, the inner bottom side of the outer frame 1 is provided with a movable groove 14, the inner bottom side of the movable groove 14 is connected with a plurality of return springs 15, the top ends of the plurality of return springs 15 are connected with a movable plate 13 which is positioned on the inner side of the movable groove 14, the movable plate 13 is connected with the inner bottom side of the movable groove 14 through the plurality of return springs 15, the corresponding positions of the two side surfaces of the closing block 32 and the clamping block 42 are provided with clamping grooves 33, the inner diameter size of the guide groove 11 is matched with the sliding path of the sluice 3, the inner diameter size of the movable groove 14 is matched with the sliding path of the movable plate 13, and the movable plate 13 is pressed down when the sluice 3 and the closing block 32 are closed downwards, and when the sluice 3 is lifted, the plurality of return springs 15 can drive the movable plate 13 to reset to prevent sundries from falling into the movable groove 14.

The working principle of the utility model is as follows: when the electric hydraulic rod 2 drives the sluice 3 to slide downwards along the guide groove 11, the sluice 3 slides, the connecting block 31 can drive the first slide rod 44 and the second slide rod 45 to slide downwards, the movable rod 43 is driven to rotate downwards, the connecting rod 41 and the three clamping blocks 42 slide along the connecting groove 16, when the sluice 3 and the closing block 32 press the movable plate 13 downwards along the movable groove 14, the connecting rod 41 slides along the outer surface of the guide rod 46, one ends of the three clamping blocks 42 are clamped into the inner sides of the clamping grooves 33, and the closing stability of the sluice 3 is ensured;

when the electric hydraulic rod 2 drives the sluice 3 to open, the sluice 3 is driven to slide upwards, the movable plate 13 is driven to reset by the plurality of reset springs 15 in the movable groove 14, the movable groove 14 is closed, the first slide rod 44 and the second slide rod 45 are driven to be lifted by the lifting of the sluice 3, the two movable rods 43 are driven to rotate downwards, then the connecting rod 41 slides to two sides along the outer surface of the guide rod 46, and the clamping block 42 is separated from the corresponding clamping groove 33, so that the unlocking of the clamping block 42 can be completed.

Claims

1. The safe opening and closing device for the gate of the hydropower station comprises an outer frame (1) and is characterized in that the top end of the outer frame (1) is connected with an electric hydraulic rod (2), the inner side wall of the outer frame (1) is connected with a water gate (3), and the bottom end of the outer frame (1) is connected with a locking unit (4);

the locking unit (4) comprises two connecting rods (41), one sides of the two connecting rods (41) are connected with three clamping blocks (42), one ends of the two connecting rods (41) are connected with movable rods (43), and the other ends of the two connecting rods (41) are connected with guide rods (46).

2. The hydropower station gate safety opening and closing device according to claim 1, wherein the inner side wall of the outer frame (1) is provided with a guide groove (11) corresponding to the sliding path of the water gate (3), the driving end of the electric hydraulic rod (2) is connected with the top end of the water gate (3), the bottom end of the water gate (3) is connected with a closing block (32), one side surface of the water gate (3) is connected with a connecting block (31), and one side surface of the outer frame (1) is provided with a sliding groove (12) corresponding to the sliding path of the connecting block (31).

3. The hydropower station gate safety opening and closing device according to claim 2, wherein the inner bottom side of the outer frame (1) is provided with a movable groove (14), the inner bottom side of the movable groove (14) is connected with a plurality of return springs (15), the top ends of the return springs (15) are connected with a movable plate (13) which is positioned on the inner side of the movable groove (14), the movable plate (13) is connected with the inner bottom side of the movable groove (14) through the plurality of return springs (15), and the corresponding positions of the two side surfaces of the closing block (32) and the clamping block (42) are provided with clamping grooves (33).

4. The hydropower station gate safety opening and closing device according to claim 2, wherein a supporting block (17) is connected to one side surface of the outer frame (1), the supporting block (17) is connected with a guide rod (46), connecting springs (47) are connected to the outer surface of the guide rod (46) and between the supporting block (17) and the connecting rod (41), connecting grooves (16) are correspondingly formed in the two side surfaces of the outer frame (1) and the clamping blocks (42), and the connecting grooves (16) are communicated with the movable grooves (14).

5. A hydropower station gate safety opening and closing device according to claim 3, wherein the lower surface of one end of the connecting block (31) is connected with a first slide bar (44), the inner side wall of the first slide bar (44) is connected with a second slide bar (45), the bottom end of the second slide bar (45) is connected with two movable bars (43) respectively, and the connecting block (31) is connected with the connecting rod (41) through the first slide bar (44), the second slide bar (45) and the movable bars (43).

6. A hydropower station gate safety opening and closing device according to claim 3, characterized in that the inner diameter of the guide groove (11) is adapted to the sliding path of the sluice (3), and the inner diameter of the movable groove (14) is adapted to the sliding path of the movable plate (13).

7. The hydropower station gate safety opening and closing device according to claim 5, wherein the inner diameter of the clamping groove (33) is matched with the outer diameter of the clamping block (42), the inner diameter of the sliding groove (12) is matched with the sliding path of the connecting block (31), and the inner diameter of the first sliding rod (44) is matched with the sliding path of the second sliding rod (45).