Safe operation device for hydropower station dam gate

Abstract

The utility model relates to the technical field of gate safety operation equipment, and discloses a hydropower station dam gate safety operation device which comprises a gate installation base, a limiting connecting groove is formed in the top wall face of the gate installation base, and the interior of the limiting connecting groove extends to the bottom of the gate installation base. A height-changeable gate body is movably mounted in the limiting connecting groove, and a movable bottom plate capable of moving left and right is arranged on the upper side wall face of the gate body. When the limiting connecting groove moves upwards, the inclined face of the limiting connecting block can move along the inclined face of the supporting connecting plate, the supporting connecting plate can be stressed to move in the direction away from the limiting connecting block, the elastic element can be compressed, and when the limiting connecting block moves to the upper side of the supporting connecting plate, the elastic element can stretch to restore the original length. The supporting connecting plate moves in the direction close to the limiting connecting groove, and finally the right side end of the supporting connecting plate moves along the lower side wall face of the limiting connecting block, so that limiting of the limiting connecting block is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of gate safety operation equipment, in particular to a hydropower station dam gate safety operation device. Background Art

[0002] A low-head hydraulic structure built on rivers and channels that uses gates to control flow and adjust water levels. Closing the gates can block floods, tides, or raise the upstream water level to meet the needs of irrigation, power generation, shipping, aquatic products, environmental protection, industry, and domestic water. Opening the gates can discharge floods, waterlogging, sewage, or wastewater, and can also supply water to downstream rivers or channels. In water conservancy projects, sluices are widely used as structures for retaining, discharging, or taking in water.

[0003] During use of the existing gate, the limit mechanism is first moved away from the gate, and after being lifted to the specified position, the limit mechanism is then moved close to the gate and in contact with the limit block on the gate to limit the gate and reduce the risk of it falling. However, in actual operation, when lifting the gate, the limit mechanism may be forgotten to be removed, or the limit mechanism may malfunction and cannot be removed. At this time, when lifting the gate, the gate and the limit mechanism may collide, resulting in the gate being unable to be lifted normally.

[0004] Therefore, we propose a safe operation device for the dam gate of a hydropower station. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a safety operating device for a dam gate of a hydropower station.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a safe operation device for a dam gate of a hydropower station, comprising a gate mounting base, a limited connecting groove is provided on the top wall of the gate mounting base, the interior of the limited connecting groove extends to the bottom of the gate mounting base, a gate body with a variable height is movably installed inside the limited connecting groove, a movable bottom plate that can be moved left and right is provided on the upper side wall of the gate body, an electric slide rail that changes its position is provided on the movable bottom plate, the electric slide rail is arranged on the upper side wall of the gate mounting base, a mounting connecting plate that can be limited is fixedly installed on the upper side wall of the movable bottom plate, a matching supporting connecting plate is movably installed inside the mounting connecting plate, a reset mechanism is arranged on the supporting connecting plate, the reset mechanism comprises an elastic element, a limited connecting block is fixedly installed on the left side wall of the limited connecting groove, and the walls where the limited connecting block and the supporting connecting plate are close to each other are both inclined surfaces, the two groups of inclined surfaces are in contact with each other, and the two groups of inclined surfaces are both in a state of being low on the left and high on the right.

[0007] Preferably, a sliding ball is arranged on the inclined surface of the limiting connecting block, and the sliding ball rolls in contact with the inclined surface of the supporting connecting plate away from the outer wall of the limiting connecting block. A plurality of sliding balls are arranged, and the plurality of sliding balls are evenly distributed on the inclined surface of the limiting connecting block.

[0008] Preferably, the upper side wall of the mounting connecting plate is provided with a connecting groove for fiber connection, and the upper side wall of the supporting connecting plate is provided with a connecting slider for limiting position, and the connecting groove and the connecting slider are adapted to each other.

[0009] Preferably, the connecting slide block moves through the interior of the connecting slide groove, two groups of fixing plates are fixedly installed on the upper side wall surface of the connecting plate, and connecting slide rods are fixedly installed on the wall surface where the two groups of fixing plates are close to each other.

[0010] Preferably, the outer wall of the connecting slide rod movably penetrates the left and right wall surfaces of the connecting slider, and the elastic element is fixedly installed between the left fixed plate and the wall surface close to the connecting slider.

[0011] Preferably, the outer wall of the connecting slide rod moves through the interior of the elastic element, the upper side wall of the connecting slide is threadedly connected with a positioning bolt, and the outer wall of the positioning bolt is threadedly connected to the upper side wall of the supporting connecting plate.

[0012] Preferably, a plurality of sliding rotating columns for reducing friction are movably mounted on the upper side wall of the supporting connecting plate, and the plurality of sliding rotating columns are equidistantly distributed.

[0013] Beneficial Effects

[0014] The utility model provides a safety operating device for a dam gate of a hydropower station, which has the following beneficial effects:

[0015] (1) A safety operation device for a dam gate of a hydropower station. During use, when the limit connecting groove moves upward, the inclined surface of the limit connecting block will move along the inclined surface of the supporting connecting plate, and the supporting connecting plate will be forced to move in a direction away from the limit connecting block, and the elastic element will be compressed. When the limit connecting block moves to the upper position of the supporting connecting plate, the elastic element will stretch and restore its original length, and the supporting connecting plate will move in a direction close to the limit connecting groove. Finally, the right end of the supporting connecting plate will move along the lower side wall of the limit connecting block to limit the limit connecting block. Even if a malfunction occurs and the movable bottom plate cannot be moved or is forgotten to be moved, the limit connecting groove can be operated, thereby reducing the risk of collision and ensuring that the gate body can work normally.

[0016] (2) A safety operation device for a dam gate of a hydropower station. During use, the utility model can reduce the friction resistance between the limit link block and the support link plate during the mutual movement of the inclined surfaces of the support link plate and the limit link block. In addition, the right end of the support link plate will move along the lower wall of the limit link block. The sliding rotating column can reduce the friction resistance between the support link plate and the limit link block, making the operation smoother. During the movement of the support link plate, the connecting slider will move along the outer wall of the connecting slide rod, thereby improving the stability of the movement of the support link plate. By rotating the positioning bolt in the forward direction, the positioning bolt and the support link plate are separated, thereby facilitating the disassembly of the support link plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional diagram of the utility model as a whole;

[0018] Figure 2 for Figure 1 A magnified view of location A;

[0019] Figure 3 for Figure 2 Enlarged view of location B.

[0020] Legend: 1. Gate mounting base; 2. Gate body; 3. Limit connecting groove; 4. Movable bottom plate; 5. Mounting connecting plate; 6. Support connecting plate; 7. Limit connecting block; 8. Sliding ball; 9. Sliding rotating column; 10. Elastic element; 11. Fixed plate; 12. Connecting slider; 13. Connecting slide groove; 14. Connecting slide rod; 15. Positioning bolt. DETAILED DESCRIPTION

[0021] Embodiment 1: A hydropower station dam gate safety operation device, such as Figure 1 , Figure 2 and Figure 3 As shown, it includes a gate mounting base 1, a limited connecting groove 3 is provided on the top wall of the gate mounting base 1, the interior of the limited connecting groove 3 extends to the bottom of the gate mounting base 1, and a gate body 2 with a variable height is movably installed inside the limited connecting groove 3, and a movable bottom plate 4 that can be moved left and right is provided on the upper side wall of the gate body 2, and an electric slide rail is provided on the movable bottom plate 4 to change its position, and the electric slide rail is provided on the upper side wall of the gate mounting base 1, and a mounting connecting plate 5 that can be limited is fixedly installed on the upper side wall of the movable bottom plate 4, and a matching supporting connecting plate 6 is movably installed inside the mounting connecting plate 5, and a reset mechanism is provided on the supporting connecting plate 6, and the reset mechanism includes an elastic element 10, and a limited connecting block 7 is fixedly installed on the left wall of the limited connecting groove 3, and the wall surfaces where the limited connecting block 7 and the supporting connecting plate 6 are close to each other are both inclined surfaces, and the two groups of inclined surfaces are in contact with each other, and the two groups of inclined surfaces are both in a state of being low on the left and high on the right.

[0022] During use of the utility model, when the limit connecting groove 3 moves upward, the inclined surface of the limit connecting block 7 will move along the inclined surface of the supporting connecting plate 6, and the supporting connecting plate 6 will be forced to move in the direction away from the limit connecting block 7, and the elastic element 10 will be compressed. When the limit connecting block 7 moves to the upper position of the supporting connecting plate 6, the elastic element 10 will stretch and restore its original length, and the supporting connecting plate 6 will move in the direction close to the limit connecting groove 3. Finally, the right end of the supporting connecting plate 6 will move along the lower side wall of the limit connecting block 7 to limit the limit connecting block 7. Even if a malfunction occurs and the movable bottom plate 4 cannot be moved or is forgotten to move, the limit connecting groove 3 can be operated to reduce the risk of collision.

[0023] Embodiment 2: Based on Embodiment 1, Figure 1 , Figure 2 and Figure 3 As shown, a sliding ball 8 is arranged on the inclined surface of the limiting connecting block 7, and the sliding ball 8 is in rolling contact with the outer wall of the limiting connecting block 7 and the inclined surface of the supporting connecting plate 6. A plurality of sliding balls 8 are arranged, and the plurality of sliding balls 8 are evenly distributed on the inclined surface of the limiting connecting block 7.

[0024] The upper side wall of the mounting connecting plate 5 is provided with a connecting groove 13 for fiber connection, and the upper side wall of the supporting connecting plate 6 is provided with a connecting slider 12 for limiting position, and the connecting groove 13 and the connecting slider 12 are adapted to each other.

[0025] The connecting slide block 12 moves through the interior of the connecting slide groove 13 , and two groups of fixing plates 11 are fixedly installed on the upper side wall of the connecting plate 5 , and a connecting slide rod 14 is fixedly installed on the wall surface where the two groups of fixing plates 11 are close to each other.

[0026] The outer wall of the connecting slide rod 14 movably penetrates the left and right wall surfaces of the connecting slider 12 , and the elastic element 10 is fixedly installed between the left fixing plate 11 and the wall surface close to the connecting slider 12 .

[0027] The outer wall of the connecting slide rod 14 moves through the interior of the elastic element 10 , the upper wall of the connecting slide block 12 is threadedly connected with a positioning bolt 15 , and the outer wall of the positioning bolt 15 is threadedly connected to the upper wall of the supporting connecting plate 6 .

[0028] A plurality of sliding rotating columns 9 for reducing friction are movably mounted on the upper side wall of the supporting connecting plate 6, and the plurality of sliding rotating columns 9 are distributed in an equidistant state.

[0029] During use of the utility model, during the relative movement of the inclined surfaces of the supporting connecting plate 6 and the limiting connecting block 7, the sliding ball 8 can reduce the friction resistance between the limiting connecting block 7 and the supporting connecting plate 6. In addition, the right end of the supporting connecting plate 6 will move along the lower side wall of the limiting connecting block 7. The sliding rotating column 9 can reduce the friction resistance between the supporting connecting plate 6 and the limiting connecting block 7, making the operation smoother. During the movement of the supporting connecting plate 6, the connecting slider 12 will move along the outer wall of the connecting slide rod 14, thereby improving the stability of the movement of the supporting connecting plate 6. The positioning bolt 15 and the supporting connecting plate 6 can be separated by rotating the positioning bolt 15 in the forward direction.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A safety operation device for a dam gate of a hydropower station, comprising a gate mounting base (1), a top wall surface of the gate mounting base (1) is provided with a limit connecting groove (3), the inside of the limit connecting groove (3) extends to the bottom of the gate mounting base (1), a gate body (2) of variable height is movably mounted inside the limit connecting groove (3), a movable bottom plate (4) movable leftward and rightward is arranged on the upper side wall surface of the gate body (2), an electric slide rail for changing its position is arranged on the movable bottom plate (4), and the electric slide rail is arranged on the upper side wall surface of the gate mounting base (1), characterized in that: The upper side wall of the movable bottom plate (4) is fixedly mounted with a mounting connecting plate (5) capable of limiting position, and a matching supporting connecting plate (6) is movably mounted inside the mounting connecting plate (5). A reset mechanism is arranged on the supporting connecting plate (6), and the reset mechanism comprises an elastic element (10). A limiting connecting block (7) is fixedly mounted on the left side wall of the limiting connecting groove (3), and the mutually adjacent wall surfaces of the limiting connecting block (7) and the supporting connecting plate (6) are both inclined surfaces, and the two groups of inclined surfaces are in contact with each other, and the two groups of inclined surfaces are both in a state of being lower on the left and higher on the right.

2. The hydropower station dam gate safety operating device according to claim 1 is characterized in that: A sliding ball (8) is arranged on the inclined surface of the limiting connecting block (7), and the sliding ball (8) is away from the outer wall of the limiting connecting block (7) and is in rolling contact with the inclined surface of the supporting connecting plate (6). A plurality of sliding balls (8) are arranged, and the plurality of sliding balls (8) are evenly distributed on the inclined surface of the limiting connecting block (7).

3. The hydropower station dam gate safety operating device according to claim 1 is characterized in that: The upper side wall of the mounting connecting plate (5) is provided with a connecting groove (13) for connecting fibers, and the upper side wall of the supporting connecting plate (6) is provided with a connecting slider (12) for limiting positions, and the connecting groove (13) and the connecting slider (12) are adapted to each other.

4. The hydropower station dam gate safety operating device according to claim 3 is characterized by: The connecting slide block (12) moves through the interior of the connecting slide groove (13), and two groups of fixing plates (11) are fixedly installed on the upper side wall of the connecting plate (5), and connecting slide bars (14) are fixedly installed on the wall surfaces adjacent to the two groups of fixing plates (11).

5. The hydropower station dam gate safety operating device according to claim 4 is characterized in that: The outer wall of the connecting slide rod (14) movably penetrates the left and right wall surfaces of the connecting slider (12), and the elastic element (10) is fixedly installed between the left fixed plate (11) and the wall surface close to the connecting slider (12).

6. The hydropower station dam gate safety operating device according to claim 5 is characterized by: The outer wall of the connecting slide rod (14) moves through the interior of the elastic element (10), the upper wall surface of the connecting slide block (12) is threadedly connected with a positioning bolt (15), and the outer wall of the positioning bolt (15) is threadedly connected to the upper wall surface of the supporting connecting plate (6).

7. The hydropower station dam gate safety operating device according to claim 1 is characterized by: A plurality of sliding rotating columns (9) capable of reducing friction are movably mounted on the upper side wall of the supporting connecting plate (6), and the plurality of sliding rotating columns (9) are distributed in an equidistant state.

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