Intercepting device for water conservancy construction

Abstract

The utility model relates to the technical field of water conservancy construction, and discloses a cut-off device for water conservancy construction, which comprises a valve seat, the two sides of the top of the valve seat are both fixedly connected with fixing frames, the opposite sides of the two fixing frames are both provided with limiting grooves, and a two-way threaded rod penetrates through the upper part between the two fixing frames and is rotatably connected with the two-way threaded rod. The outer portions of the two sides of the two-way threaded rod are in threaded connection with moving blocks, the opposite sides of the two moving blocks are rotationally connected with rotating arms, a baffle is arranged between the two fixing frames, the top of the baffle is fixedly connected with a connecting frame, the outer side of the connecting frame is rotationally connected with the rotating arms, and two sliding grooves are formed in the front side of the baffle. According to the water retaining plate, the fixed plate, the intercepting plate, the mounting groove, the sliding block, the sliding groove, the movable rod, the connecting plate and the first buffer plate work in a matched mode, impact of water flow to the outside of the retaining plate can be dispersed through the protection assembly, and the second buffer plate can make the impact resisting effect of the intercepting plate better.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy construction, in particular to a flow intercepting device for water conservancy construction. Background Art

[0002] Water conservancy projects are projects built to control and allocate natural surface water and groundwater to achieve the purpose of eliminating harm and promoting benefits. During the construction of water conservancy projects, especially in the process of opening ditches and dredging rivers, it is necessary to use interception devices to intercept existing rivers. An interception device for water conservancy construction is needed.

[0003] After searching, the existing Chinese patent announcement number is: CN220927737U, which provides an intercepting device for water conservancy construction. The patent can block the flow rate of water to a certain extent through the intercepting box, and the water can flow through the connecting hole and the through-hole. Then the top rod is inserted into the silt and tilted to support the intercepting box. Then, the sandbags and other items used for interception are placed in the placement port and piled on the top of the intercepting box. Finally, the baffle is covered on the through-hole to complete the interception. Therefore, compared with the solid intercepting device, the weight and volume of the device can be reduced, and the effect of easy transportation and erection can be achieved.

[0004] Although the above patent can reduce the weight and volume of the device, making it easier to transport and install, the above intercepting device for water conservancy construction still has the following problems: when the water flow changes greatly, it may cause a greater impact on the baffle, affecting the service life of the intercepting device.

[0005] In view of the above problems, a intercepting device for water conservancy construction is proposed. Utility Model Content

[0006] The utility model aims to provide a flow intercepting device for water conservancy construction, which solves the problem in the background technology that when the water flow changes greatly, it may cause a great impact on the baffle plate, thus affecting the service life of the flow intercepting device.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a flow intercepting device for water conservancy construction, comprising a valve seat, fixed frames are fixedly connected to both sides of the top of the valve seat, and limiting grooves are provided on opposite sides of the two fixed frames, a two-way threaded rod is passed through and rotatably connected above the two fixed frames, moving blocks are threadedly connected to the outsides of the two-way threaded rod on both sides, and rotating arms are rotatably connected to the two moving blocks on opposite sides, a baffle is arranged between the two fixed frames, a connecting frame is fixedly connected to the top of the baffle, the outer side of the connecting frame is rotatably connected to the rotating arm, two sliding grooves are provided on the front side of the baffle, two sliding blocks are slidably connected in the two sliding grooves, the two sliding blocks are rotatably connected to the opposite sides of the two sliding blocks, and the two movable rods are rotatably connected to the connecting plate on the opposite sides, a first buffer plate is fixedly connected to the outer side of the connecting plate, and a protective component is provided on the front side of the baffle, a handwheel is fixedly connected to the right end of the two-way threaded rod, a limiting pin is passed through and provided in the handwheel, and guide columns are fixedly connected to both sides of the baffle.

[0008] By adopting the above technical solution, the bidirectional threaded rod drives the two moving blocks to move relative to each other, and the baffle is driven down by the rotating arm to intercept the water, and the throttling effect is better when combined with the sealing gasket.

[0009] As a further description of the above technical solution: the protective component includes a fixed plate, the rear end of the fixed plate is fixedly connected to the baffle, the front side of the fixed plate is fixedly connected to an intercepting plate, the front side of the intercepting plate is provided with evenly distributed installation grooves, and a second buffer plate is slidably connected in the installation groove.

[0010] By adopting the above technical solution, the impact of the water flow can be dispersed through the protective component, and the impact resistance effect can be better when combined with the second buffer plate.

[0011] As a further description of the above technical solution: a first spring is arranged on the opposite sides of the two sliding blocks, and the first spring is arranged in the sliding groove.

[0012] By adopting the above technical solution, the slider can be driven to slide in the slide groove by the first spring returning.

[0013] As a further description of the above technical solution: a sealing gasket is fixedly connected to the top of the valve seat, and the sealing gasket is arranged below the baffle.

[0014] By adopting the above technical solution, the sealing gasket can improve the interception effect of the baffle.

[0015] As a further description of the above technical solution: the hand wheel is arranged on the outside of the fixing frame.

[0016] By adopting the above technical solution, evenly distributed holes are provided on the outside of the handwheel to facilitate the insertion of the limit pin.

[0017] As a further description of the above technical solution: the guide column is arranged in the limiting groove, and the outer part of the guide column is slidably connected to the inner wall of the limiting groove.

[0018] By adopting the above technical solution, the guide column can keep the baffle stable when it is raised or lowered.

[0019] As a further description of the above technical solution: a second spring is fixedly connected in the installation groove, and the other end of the second spring is fixedly connected to the second buffer plate.

[0020] By adopting the above technical solution, the second buffer plate can be extended and retracted in the installation groove by the second spring being compressed and retracted.

[0021] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0022] The utility model provides a intercepting device for water conservancy construction, which cooperates with each other through a fixed plate, an intercepting plate, an installation groove, a second spring, a second buffer plate, a first spring, a sliding block, a sliding groove, a movable rod, a connecting plate and a first buffer plate. The impact of water flow on the outside of the baffle can be dispersed through a protective component, and the second buffer plate can make the intercepting plate have a better resistance effect, and cooperate with the first buffer plate to alleviate the direct impact on the baffle. The two layers of buffering can better reduce the impact on the baffle caused by large changes in water flow. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is an exploded schematic diagram of the overall structure of the utility model;

[0025] Figure 3 It is an exploded schematic diagram of the buffer component structure of the utility model.

[0026] In the figure: 1. fixed frame; 2. valve seat; 3. limit groove; 4. bidirectional threaded rod; 5. moving block; 6. rotating arm; 7. baffle; 8. connecting frame; 9. slide groove; 10. slider; 11. movable rod; 12. connecting plate; 13. first buffer plate; 14. first spring; 15. fixed plate; 16. intercepting plate; 17. mounting groove; 18. second spring; 19. second buffer plate; 20. sealing gasket; 21. hand wheel; 22. limit pin; 23. guide column. DETAILED DESCRIPTION

[0027] The following will refer to 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 of 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.

[0028] In order to further understand the content of the utility model, the utility model is described in detail with reference to the accompanying drawings.

[0029] Reference Figure 1 , Figure 2 and Figure 3 The utility model is a kind of intercepting device for water conservancy construction, including a valve seat 2, both sides of the top of the valve seat 2 are fixedly connected with a fixing frame 1, which plays a supporting role, a limited hole (not marked in the figure) is arranged on the outer side of the fixing frame 1, and a limited groove 3 is arranged on the opposite side of the two fixing frames 1, and a bidirectional threaded rod 4 is passed through and rotatably connected between the two fixing frames 1, and the two moving blocks 5 are driven to move relative to or opposite to each other through the bidirectional threaded rod 4, and the moving blocks 5 are threadedly connected to the outer sides of the two-way threaded rod 4, and the two moving blocks 5 are rotatably connected to the opposite sides of the two moving blocks 5, which plays a supporting role, and a baffle 7 is arranged between the two fixing frames 1, and the river channel is intercepted by the baffle 7, and the top of the baffle 7 is fixedly connected with a connecting frame 8, and the outer side of the connecting frame 8 is connected to the connecting frame 8. The rotating arm 6 is rotatably connected, and two sliding grooves 9 are provided on the front side of the baffle 7. Two sliding blocks 10 are slidably connected in the two sliding grooves 9. The two sliding blocks 10 are rotatably connected to the movable rod 11 on the opposite side. The movable rod 11 plays a connecting effect. The two movable rods 11 are rotatably connected to the connecting plate 12 on the opposite side. The first buffer plate 13 is fixedly connected to the outside of the connecting plate 12. A protective component is arranged on the front side of the baffle 7. A handwheel 21 is fixedly connected to the right end of the two-way threaded rod 4, and the two-way threaded rod 4 is driven to rotate by the handwheel 21. A limit pin 22 is penetrated and arranged in the handwheel 21. The limit pin 22 passes through the handwheel 21 and is inserted into the limit hole on the outside of the fixed frame 1 to limit the handwheel 21. Guide columns 23 are fixedly connected to both sides of the baffle 7.

[0030] Reference Figure 3 The protective component includes a fixed plate 15, the rear end of the fixed plate 15 is fixedly connected to the baffle 7, the front side of the fixed plate 15 is fixedly connected to an intercepting plate 16, the outer side of the intercepting plate 16 is provided with evenly distributed through grooves, the front side of the intercepting plate 16 is provided with evenly distributed installation grooves 17, and the second buffer plate 19 is slidably connected in the installation groove 17. The protective component can disperse the impact of water flow on the outside of the baffle 7.

[0031] Reference Figure 1 , Figure 2 and Figure 3A first spring 14 is provided on the opposite side of the two sliders 10, and the first spring 14 is provided in the slide groove 9. The slider 10 can be driven to slide in the slide groove 9 by resetting the first spring 14. A sealing gasket 20 is fixedly connected to the top of the valve seat 2, and the sealing gasket 20 is arranged under the baffle 7. The sealing gasket 20 can make the baffle 7 have a better interception effect. A handwheel 21 is arranged on the outside of the fixed frame 1, and evenly distributed holes are provided on the outside of the handwheel 21 to facilitate the insertion of the limit pin 22. The guide column 23 is arranged in the limit groove 3, and the outside of the guide column 23 is slidably connected to the inner wall of the limit groove 3. A second spring 18 is fixedly connected in the mounting groove 17, and the other end of the second spring 18 is fixedly connected to the second buffer plate 19.

[0032] Working principle: When working, the device is installed on the river channel that needs to be intercepted. After installation, the hand wheel 21 is turned to drive the two-way threaded rod 4 to rotate, and the two moving blocks 5 are driven to move relative to each other through the two-way threaded rod 4. The baffle plate 7 is driven to descend through the rotating arm 6 and the connecting frame 8, so that the baffle plate 7 is pressed onto the sealing gasket 20, and then the limiting pin 22 is inserted into the limiting hole set on the outside of the fixing frame 1 through the hole on the hand wheel 21 to intercept the river channel. Part of the water can enter through the groove on the interception plate 16, which has the effect of reducing the impact on the rear baffle plate 7, and through the second The compression and expansion of the spring 18 can make the second buffer plate 19 expand and contract in the installation groove 17, which can reduce the direct impact on the outside of the interception plate 16. When the water flows through the interception plate 16 to the outside of the baffle 7, the first buffer plate 13 is compressed and squeezes the slider 10 to both sides through the movable rod 11, so that the slider 10 moves in opposite directions in the slide groove 9 to squeeze the first spring 14. The first spring 14 is compressed and shrinks, reducing the impact of the water flow on the outside of the baffle 7. The two-layer buffering of the first buffer plate 13 and the second buffer plate 19 can better reduce the impact of the water flow changes on the baffle 7.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flow intercepting device for water conservancy construction, comprising a valve seat (2), characterized in that: Both sides of the top of the valve seat (2) are fixedly connected to fixed frames (1), and limiting grooves (3) are provided on opposite sides of the two fixed frames (1). A bidirectional threaded rod (4) passes through and is rotatably connected between the two fixed frames (1). Both sides of the bidirectional threaded rod (4) are threadedly connected to moving blocks (5), and opposite sides of the two moving blocks (5) are rotatably connected to rotating arms (6). A baffle (7) is provided between the two fixed frames (1), and a connecting frame (8) is fixedly connected to the top of the baffle (7). The outer side of the connecting frame (8) is rotatably connected to the rotating arm (6). The front side of the baffle (7) is Two slide grooves (9) are provided, and two sliders (10) are slidably connected in the two slide grooves (9), and the two sliders (10) are rotatably connected to the opposite side with movable rods (11), and the two movable rods (11) are rotatably connected to the opposite side with connecting plates (12), and the outer side of the connecting plate (12) is fixedly connected with a first buffer plate (13), and a protective component is arranged on the front side of the baffle (7), and a hand wheel (21) is fixedly connected to the right end of the bidirectional threaded rod (4), and a limit pin (22) is passed through and arranged in the hand wheel (21), and guide columns (23) are fixedly connected to both sides of the baffle (7).

2. A water conservancy construction intercepting device according to claim 1, characterized in that: The protection component comprises a fixing plate (15), the rear end of the fixing plate (15) is fixedly connected to the baffle plate (7), the front side of the fixing plate (15) is fixedly connected to an intercepting plate (16), the front side of the intercepting plate (16) is provided with evenly distributed mounting grooves (17), and a second buffer plate (19) is slidably connected in the mounting groove (17).

3. A water conservancy construction intercepting device according to claim 1, characterized in that: A first spring (14) is provided on the opposite sides of the two sliding blocks (10), and the first spring (14) is arranged in the sliding groove (9).

4. A water conservancy construction intercepting device according to claim 1, characterized in that: A sealing gasket (20) is fixedly connected to the top of the valve seat (2), and the sealing gasket (20) is arranged below the baffle (7).

5. The intercepting device for water conservancy construction according to claim 1, characterized in that: The hand wheel (21) is arranged outside the fixing frame (1).

6. A water conservancy construction interception device according to claim 1, characterized in that: The guide column (23) is arranged in the limiting groove (3), and the outside of the guide column (23) is slidably connected to the inner wall of the limiting groove (3).

7. A water conservancy construction intercepting device according to claim 2, characterized in that: A second spring (18) is fixedly connected in the installation groove (17), and the other end of the second spring (18) is fixedly connected to a second buffer plate (19).

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