Gate lifting device

Abstract

The utility model discloses a gate lifting device, and relates to the technical field of water conservancy and hydropower. The device comprises a supporting frame, symmetrically-distributed frame bodies are fixedly arranged on the inner wall of the supporting frame, and flashboards are movably inserted into the two frame bodies. By arranging the connecting plate, the threaded rod, the threaded sliding column, the first gear, the first rotating plate, the connecting frame, the second rotating plate and other structures, the flashboard can be lifted more stably, the problem of low stability is solved, and therefore the purpose of improving stability is achieved; by arranging the bidirectional lead screw, the threaded sliding block, the check block and other structures, the check block can support the flashboard when the flashboard is lifted, the situation that the service life of the device is affected when the flashboard is selected in the air for a long time is avoided, the check block can block the flashboard when the flashboard is closed, and the situation that the stability of the flashboard is affected when the water amount is too large is avoided; therefore, the stability of the flashboard is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy and hydropower, in particular to a gate lifting device. Background Art

[0002] Gates are currently commonly used in the field of water conservancy projects, mainly to cut off the water flow and effectively control the water flow in hydropower generation. The stability of the gate when the existing device is raised or lowered needs to be improved, and the gate is not stable enough when the gate is raised or closed. In view of the above problems, the inventor proposes a gate lifting device to solve the above problems. Utility Model Content

[0003] In order to solve the problem that the gate is not stable enough, the utility model aims to provide a gate lifting device.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a gate lifting device, including a support frame, the inner wall of the support frame is fixedly provided with a symmetrically distributed frame body, which is used to cooperate with the gate plate for blocking, two gate plates are movably inserted in the two frames, the gate plates are used to block the water flow, and the outer side of the gate plate is fixedly provided with a connecting plate, the outer side of the support frame is fixedly provided with a top plate for fixed support, a threaded rod is movably inserted in the top plate, the threaded rod is rotatably connected with the connecting plate, the threaded rod will move upward when it rotates, driving the connecting plate to move upward, and the outer side of the threaded rod is screwed The threaded sleeve is provided with a threaded slide column, and the threaded slide column is rotatably connected to the top plate. The rotation of the threaded slide column drives the threaded rod to rotate and move upward at the same time. A No. 1 gear is provided on the fixed sleeve outside the threaded slide column. The rotation of the No. 1 gear drives the threaded slide column to rotate. A No. 1 rotating plate is rotatably hinged on the side of the top plate close to the gate plate, and a No. 1 rotating plate is symmetrically distributed. A connecting frame is rotatably provided on the end of the No. 1 rotating plate away from the top plate. A No. 2 rotating plate is rotatably hinged in the connecting frame. The No. 2 rotating plate is fixedly connected to the connecting plate. The No. 1 rotating plate, the connecting frame and the No. 2 rotating plate are used to assist the connecting plate to move upward.

[0005] Preferably, a two-way screw is provided in a rotatable connection inside the support frame, and a threaded sleeve on the outer side of the two-way screw is provided with a symmetrically distributed threaded slider, and a stopper is fixed on the outer side of the threaded slider, and the stopper is located on the frame. The two-way screw drives the two threaded sliders to move in opposite directions, and the movement of the two threaded sliders in opposite directions drives the stopper to move under the limit of the limit groove, so that the stopper moves to above the gate plate, and when the gate plate is lifted off the frame, the stopper is moved with the assistance of the limit groove by the same method, so that the stopper moves to below the gate plate, so that the gate plate can be supported by the stopper when it is lifted.

[0006] Preferably, an L-shaped plate is fixedly provided on one side of the top plate close to the No. 1 gear, and a rotating rod is provided on the L-shaped plate and rotatably connected to the top plate. The L-shaped plate is used for fixed support, and the rotating rod rotates the No. 1 gear to rotate, and a No. 2 gear is fixedly sleeved on the outer side of the rotating rod. The No. 1 gear and the No. 2 gear are meshed with each other. The rotation of the No. 1 gear drives the mutually meshed No. 2 gear to rotate, and the rotation of the No. 2 gear drives the threaded sliding column to rotate. A No. 1 motor is fixedly provided on the side of the L-shaped plate away from the top plate, and the end of the No. 1 motor output shaft is movably inserted into the L-shaped plate and fixedly connected to the rotating rod. The rotation of the end of the No. 1 motor output shaft drives the rotating rod to rotate.

[0007] Preferably, the inner wall of the support frame is fixedly provided with symmetrically distributed limit clamps, and the limit clamps are located above the frame. When the gate plate is lifted, the limit clamps can limit the gate plate to prevent the gate plate from position shifting. A No. 2 motor is fixedly provided on the outer side of the support frame, and the end of the No. 2 motor output shaft is movably inserted into the support frame and fixedly connected to the bidirectional screw rod. The rotation of the No. 2 motor drives the bidirectional screw rod to rotate. A limit groove is fixedly connected to the inner wall of the support frame, and the stop block is movably inserted in the limit groove. The limit groove limits the stop block to prevent position shifting when the stop block moves.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. The utility model can make the gate plate more stable when lifting by setting the connecting plate, threaded rod, threaded sliding column, No. 1 gear, No. 1 rotating plate, connecting frame and No. 2 rotating plate, thus avoiding the problem of low stability and achieving the purpose of improving stability;

[0010] 2. In the utility model, by setting up structures such as a bidirectional screw rod, a threaded slider and a block, the block can support the gate plate when the gate plate is raised, thereby preventing the gate plate from being suspended in the air for a long time, which will affect the service life of the device. When the gate plate is closed, the block can block the gate plate, thereby preventing the gate plate from being affected in terms of stability when the amount of water is too large, thereby achieving the purpose of improving the stability of the gate plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 The utility model structure Figure 1 A is an enlarged schematic diagram;

[0014] Figure 3 The utility model structure Figure 1 A magnified schematic diagram of B;

[0015] Figure 4 This is another schematic diagram of the structure of the utility model.

[0016] In the figure: 1. support frame; 11. frame; 12. gate plate; 13. connecting plate; 14. limit clamp; 2. top plate; 21. threaded rod; 22. threaded sliding column; 23. gear No. 1; 24. gear No. 2; 25. rotating rod; 26. L-shaped plate; 27. motor No. 1; 3. rotating plate No. 1; 31. connecting frame; 32. rotating plate No. 2; 4. bidirectional screw; 41. threaded slider; 42. block; 43. limit groove; 44. motor No. 2. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] Embodiment 1: Figure 1-4 As shown, the utility model provides a gate lifting device, including a support frame 1, the inner wall of the support frame 1 is fixedly provided with a symmetrically distributed frame 11, which is used to cooperate with a gate plate 12 for blocking, the two frames 11 are movably inserted with gate plates 12, the gate plates 12 are used to block water flow, and a connecting plate 13 is fixedly provided on the outer side of the gate plate 12, and a top plate 2 is fixedly provided on the outer side of the support frame 1 for fixed support, and a threaded rod 21 is movably inserted through the top plate 2, and the threaded rod 21 is rotatably connected to the connecting plate 13, and the threaded rod 21 will move upward when it rotates, driving the connecting plate 13 to move upward, and a threaded sleeve 22 is provided on the outer side of the threaded rod 21, and the threaded rod 21 is provided with a threaded sliding column 22. The threaded slide post 22 is rotatably connected to the top plate 2. The rotation of the threaded slide post 22 drives the threaded rod 21 to rotate and move upward at the same time. A No. 1 gear 23 is fixedly sleeved on the outer side of the threaded slide post 22. The rotation of the No. 1 gear 23 drives the threaded slide post 22 to rotate. A No. 1 rotating plate 3 is rotatably hinged on the side of the top plate 2 close to the gate plate 12. A No. 1 rotating plate 3 is rotatably hinged on the end of the No. 1 rotating plate 3 away from the top plate 2. A connecting frame 31 is rotatably hinged inside the connecting frame 31. A No. 2 rotating plate 32 is fixedly connected to the connecting plate 13. The No. 1 rotating plate 3, the connecting frame 31 and the No. 2 rotating plate 32 are used to assist the connecting plate 13 to move upward.

[0019] An L-shaped plate 26 is fixedly provided on one side of the top plate 2 close to the first gear 23 , and a rotating rod 25 is rotatably connected between the L-shaped plate 26 and the top plate 2 .

[0020] By adopting the above technical solution, the L-shaped plate 26 is used for fixed support, and the rotating rod 25 rotates the first gear 23 to rotate.

[0021] A second gear 24 is fixedly sleeved outside the rotating rod 25 , and the first gear 23 and the second gear 24 are meshed with each other.

[0022] By adopting the above technical solution, the rotation of the first gear 23 drives the second gear 24 meshing with each other to rotate, and the rotation of the second gear 24 drives the threaded slide post 22 to rotate.

[0023] A first motor 27 is fixedly provided on one side of the L-shaped plate 26 away from the top plate 2 . The end of the output shaft of the first motor 27 is movably inserted into the L-shaped plate 26 and fixedly connected to the rotating rod 25 .

[0024] By adopting the above technical solution, the output shaft end of the No. 1 motor 27 rotates to drive the rotating rod 25 to rotate.

[0025] The inner wall of the support frame 1 is fixedly provided with symmetrically distributed limiting clips 14 , and the limiting clips 14 are located above the frame body 11 .

[0026] By adopting the above technical solution, the limiting clamp 14 can limit the gate plate 12 when the gate plate 12 is lifted, thereby preventing the gate plate 12 from being offset.

[0027] A second motor 44 is fixedly provided on the outer side of the support frame 1 , and the end of the output shaft of the second motor 44 is movably inserted into the support frame 1 and fixedly connected to the bidirectional screw rod 4 .

[0028] By adopting the above technical solution, the second motor 44 rotates to drive the bidirectional screw rod 4 to rotate.

[0029] A limiting groove 43 is fixedly connected to the inner wall of the support frame 1 , and the stopper 42 is movably inserted in the limiting groove 43 .

[0030] By adopting the above technical solution, the limiting groove 43 limits the stopper 42 to prevent the stopper 42 from being offset when moving.

[0031] Embodiment 2: Figure 3As shown, a bidirectional screw rod 4 is rotatably connected inside the support frame 1, and a symmetrically distributed threaded slider 41 is threadedly sleeved on the outer side of the bidirectional screw rod 4. A stopper 42 is fixed on the outer side of the threaded slider 41, and the stopper 42 is located on the frame 11. The bidirectional screw rod 4 drives the two threaded sliders 41 to move in opposite directions. The movement of the two threaded sliders 41 in opposite directions drives the stopper 42 to move under the limit of the limit groove 43, so that the stopper 42 moves to above the gate plate 12. When the gate plate 12 is lifted up from the frame 11, the stopper 42 is moved under the assistance of the limit groove 43 by the same method, so that the stopper 42 moves to below the gate plate 12, so that the gate plate 12 can be supported by the stopper 42 when it is lifted.

[0032] Working principle: when the gate 12 is in the closed state, start the No. 2 motor 44, so that the No. 2 motor 44 starts to work, the output shaft end of the No. 2 motor 44 rotates to drive the bidirectional screw 4 to rotate, and the bidirectional screw 4 drives the two threaded sliders 41 to move in opposite directions. The two threaded sliders 41 move in opposite directions and drive the block 42 to move under the limit of the limit groove 43, so that the block 42 moves to the top of the gate 12, avoiding the problem that the gate is not stable enough when the water volume is too large, thereby achieving the purpose of improving the stability of the gate. When the gate 12 needs to be lifted, the block 42 is reset, and then the No. 1 motor 27 is started, so that the No. 1 motor 27 starts to work, the output shaft end of the No. 1 motor 27 rotates to drive the rotating rod 25 to rotate, the rotating rod 25 rotates to drive the No. 1 gear 23 to rotate, the No. 1 gear 23 rotates to drive the mutually meshing No. 1 gear 23 to rotate, and the No. 1 gear 23 rotates The movable threaded slide column 22 rotates, and the rotation of the threaded slide column 22 drives the threaded rod 21 to rotate and move upward at the same time. The threaded rod 21 moves upward and drives the connecting plate 13 to move upward with the assistance of the No. 1 rotating plate 3, the No. 2 rotating plate 32 and the connecting frame 31. The upward movement of the connecting plate 13 drives the gate plate 12 to move upward under the limit of the frame 11. At the same time, the gate plate 12 will slide in the limit clamp 14, avoiding the problem of instability when lifting the gate plate 12, thereby achieving the purpose of improving stability. When the gate plate 12 is lifted up from the frame 11, the block 42 is moved with the assistance of the limit groove 43 by the same method, so that the block 42 moves to the bottom of the gate plate 12, so that the gate plate 12 can be supported by the block 42 when it is lifted, avoiding the instability caused by excessive pressure in the air due to the long-term support of the lifting device, thereby achieving the purpose of improving the service life of the lifting device.

[0033] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A gate lifting device, comprising a support frame (1), characterized in that: The inner wall of the support frame (1) is fixedly provided with symmetrically distributed frames (11), two gate plates (12) are movably inserted in the frames (11), and a connecting plate (13) is fixedly provided on the outer side of the gate plates (12); a top plate (2) is fixedly provided on the outer side of the support frame (1), and a threaded rod (21) is movably inserted through the top plate (2), and the threaded rod (21) is rotatably connected to the connecting plate (13); The threaded rod (21) is threadedly sleeved with a threaded slide post (22) on the outside, and the threaded slide post (22) is rotatably connected to the top plate (2). The threaded slide post (22) is fixedly sleeved with a first gear (23) on the outside, and a first rotating plate (3) symmetrically distributed is rotatably hingedly provided on the side of the top plate (2) close to the gate plate (12), and a connecting frame (31) is rotatably provided on the end of the first rotating plate (3) away from the top plate (2), and a second rotating plate (32) is rotatably hingedly provided inside the connecting frame (31), and the second rotating plate (32) is fixedly connected to the connecting plate (13).

2. A gate lifting device as claimed in claim 1, characterized in that: A bidirectional screw rod (4) is rotatably connected inside the support frame (1), and a threaded sleeve is provided on the outer side of the bidirectional screw rod (4) with symmetrically distributed threaded sliders (41), and a stopper (42) is fixedly provided on the outer side of the threaded slider (41), and the stopper (42) is located above the frame (11).

3. A gate lifting device as claimed in claim 1, characterized in that: An L-shaped plate (26) is fixedly provided on one side of the top plate (2) close to the first gear (23), and a rotating rod (25) is rotatably connected to the top plate (2).

4. A gate lifting device as claimed in claim 3, characterized in that: A second gear (24) is fixedly sleeved outside the rotating rod (25), and the first gear (23) and the second gear (24) are meshed with each other.

5. A gate lifting device as claimed in claim 3, characterized in that: A first motor (27) is fixedly provided on one side of the L-shaped plate (26) away from the top plate (2), and an end portion of an output shaft of the first motor (27) is movably inserted into the L-shaped plate (26) and fixedly connected to the rotating rod (25).

6. A gate lifting device as claimed in claim 1, characterized in that: The inner wall of the support frame (1) is fixedly provided with symmetrically distributed limiting clamps (14), and the limiting clamps (14) are located above the frame (11).

7. A gate lifting device as claimed in claim 2, characterized in that: A second motor (44) is fixedly provided on the outside of the support frame (1), and the end of the output shaft of the second motor (44) is movably inserted into the support frame (1) and fixedly connected to the bidirectional screw rod (4).

8. A gate lifting device as claimed in claim 2, characterized in that: The inner wall of the support frame (1) is fixedly connected with a limiting groove (43), and the stopper (42) is movably inserted in the limiting groove (43).

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