Water stop gate

Abstract

The utility model relates to the technical field of gates, in particular to a water stop gate which comprises a filtering box body, a water inlet pipeline is fixedly connected to the front side of the filtering box body, a drainage pipeline is fixedly connected to the rear side of the filtering box body, a gate pipeline is fixedly connected to the rear end of the drainage pipeline, and a gate plate is rotationally connected to the interior of the gate pipeline. A water filtering mechanism is arranged in the filtering box body and comprises a filtering net, a positioning groove, a sealing plate, a sewage discharging barrel, a sewage collecting groove and a sewage collecting net, the sewage discharging barrel is fixedly connected with the right side of the filtering box body, a sewage discharging opening is formed between the sewage discharging barrel and the filtering box body, the bottom surface of the filtering box body is inclined, and the filtering net is fixedly connected with the front end of a drainage pipeline; according to the gate plate, water passing through the gate plate is filtered through the filter screen, meanwhile, filtered impurities are precipitated to the inner bottom wall of the filter box and slide into the sewage discharging barrel, the filtered impurities are collected through the sewage collecting net, the filter screen can filter the water continuously, and therefore the sealing performance and the use safety of the gate plate are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gates, in particular to a water-stop gate. Background Art

[0002] Water-stop gates are key equipment commonly used in water conservancy projects, drainage systems and industrial scenarios to regulate, cut off or separate the flow of fluids. Traditional water-stop gates rely mainly on gravity and friction to achieve sealing. This design may cause problems such as poor sealing, water leakage and difficult maintenance in certain application scenarios.

[0003] Among them, announcement number CN219731895U discloses a two-way water-stop gate, including a gate tube, the side of the gate tube is symmetrically penetrated with through holes, and the outer side of the gate tube is fixedly connected with a limit tube, the limit tube and the through hole are mutually connected, a drive shaft is inserted on the gate tube, and a gate assembly is sleeved on the outer side of the drive shaft, the gate assembly is located inside the gate tube, both ends of the drive shaft are rotatably connected with a rotating shaft seat, and a driving mechanism is provided at one end of the drive shaft. This application realizes the opening and closing operation of the gate assembly through worm gear and worm transmission technology, which is convenient and efficient to operate; the first sealing stopper and the second sealing stopper are used to improve the sealing performance and effectively prevent water leakage; the setting of the reinforcement strip and the support frame enhances the structural stability and improves the durability of the gate; the flange ring and the sealing gasket realize reliable connection and sealing, which is suitable for water conservancy projects, drainage systems and industrial scenes, and is conducive to improving safety and reliability.

[0004] The gate seals the gate pipe by driving the gate assembly to rotate through a driving mechanism. However, when surface water is transported, there are usually certain impurities in the water. When the impurities are stuck in the sealing stopper or the outside of the gate assembly, gaps will be generated after the gate is closed, thereby reducing the sealing performance. There is a risk of damage to the gate plate during long-term use.

[0005] Therefore, it is necessary to invent a water-stop gate to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a water-stop gate to solve the problem in the technology that when impurities are stuck in the sealing stopper or the outside of the gate assembly, a gap will be generated after the gate is closed, thereby reducing the sealing performance and posing a risk of damage to the gate plate during long-term use.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water stop gate, including a filter box, the front side of the filter box is fixedly connected to a water inlet pipe, the rear side of the filter box is fixedly connected to a drainage pipe, the rear end of the drainage pipe is fixedly connected to a gate pipe, the inside of the gate pipe is rotatably connected to a gate plate, and a water filtering mechanism is arranged inside the filter box, the water filtering mechanism includes a filter screen, a positioning groove, a sealing plate, a sewage barrel, a sewage collecting tank and a sewage collecting net, the sewage barrel is fixedly connected to the right side of the filter box, a sewage outlet is provided between the sewage barrel and the filter box, the bottom surface of the filter box is inclined, and the filter screen is fixedly connected to the front end of the drainage pipe.

[0008] By adopting the above technical solution, a water filtering mechanism is installed on the front side of the gate pipe, and impurities in the wastewater are filtered through a filter net to prevent the impurities from clogging the gate plate and improve the sealing of the gate plate. At the same time, the blocked impurities will slide into the interior of the sewage barrel and be collected by a sewage collecting net, making it easier to handle the impurities.

[0009] Optionally, the positioning groove is opened on the right side surface of the filter box, the sealing plate is slidably connected to the positioning groove, the front and rear side surfaces of the sealing plate are opened with limiting grooves, the front and rear side inner walls of the positioning groove are fixedly connected with positioning slide blocks, and the limiting groove is slidably connected to the positioning slide block.

[0010] By adopting the above technical solution, the sealing plate slides up and down inside the positioning groove, and the positioning slider cooperates with the limiting groove to position the sealing plate.

[0011] Optionally, a limiting block is fixedly connected to the right side of the upper surface of the filter box body, a threaded hole is opened on the right side of the limiting block, and a threaded rod is connected to the inner thread of the threaded hole.

[0012] Optionally, a connecting block is fixedly connected to the middle position of the upper end of the sealing plate, and the lower end of the threaded rod is rotatably connected to the connecting block.

[0013] By adopting the above technical solution, the threaded rod is rotated counterclockwise so that the threaded rod is pushed upward inside the limit block. At this time, the lower end of the threaded rod drives the sealing plate to move upward, opening the sewage outlet between the sewage barrel and the filter box.

[0014] Optionally, the sewage collecting tank is opened at the bottom end of the sewage cylinder, the height of the sewage collecting tank is lower than the inner bottom wall of the filter box, and a sewage collecting net is arranged inside the sewage collecting tank.

[0015] Optionally, a sealing cover plate is threadedly connected to the upper end of the sewage discharge cylinder.

[0016] By adopting the above technical solution, after the sealing plate is opened, the impurities will be washed into the interior of the sewage barrel by the water flow and collected by the sewage collecting net.

[0017] Optionally, a positioning block is fixedly connected to the upper side of the gate pipe, and a rotating shaft is rotatably connected inside the positioning block.

[0018] Optionally, the lower end of the rotating shaft is fixedly connected to the gate plate, and the upper end of the rotating shaft is fixedly connected to a handwheel.

[0019] By adopting the above technical solution, the hand wheel is rotated to drive the rotating shaft to rotate, and then the gate plate is driven to rotate to open and close the gate pipeline.

[0020] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0021] The utility model discloses to filter out impurities in wastewater through the filter screen, avoids impurities from clogging the gate plate, improves the sealing performance of the gate plate, and at the same time, the blocked impurities will slide into the interior of the sewage barrel, and the impurities will be collected by the sewage collecting net, which is convenient for impurity processing, and solves the problem that when impurities are stuck on the sealing stopper or the outside of the gate assembly, a gap will be generated after the gate is closed, thereby reducing the sealing performance and posing a risk of damage to the gate plate during long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the gate pipeline structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the gate plate structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the water filtering mechanism structure of the utility model;

[0026] Figure 5 It is a schematic diagram of the structure of the sewage discharge barrel of the utility model.

[0027] Description of reference numerals:

[0028] 1. Filter box; 11. Water inlet pipe; 12. Filter net; 13. Drain pipe; 14. Gate pipe; 15. Gate plate; 16. Positioning block; 17. Rotating shaft; 18. Hand wheel; 2. Positioning groove; 21. Positioning slider; 22. Sealing plate; 23. Connecting block; 24. Threaded rod; 25. Limiting block; 3. Drain barrel; 31. Drain trough; 32. Drain net; 33. Sealing cover. DETAILED DESCRIPTION

[0029] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0030] The utility model provides Figures 1 to 4 A water stop gate is shown, comprising a filter box 1, a water inlet pipe 11 is fixedly connected to the front side of the filter box 1, a drainage pipe 13 is fixedly connected to the rear side of the filter box 1, a gate pipe 14 is fixedly connected to the rear end of the drainage pipe 13, a gate plate 15 is rotatably connected inside the gate pipe 14, a positioning block 16 is fixedly connected to the upper side of the gate pipe 14, a rotating shaft 17 is rotatably connected inside the positioning block 16, the lower end of the rotating shaft 17 is fixedly connected to the gate plate 15, and the upper end of the rotating shaft 17 is fixedly connected to the hand wheel 18, a water filtering mechanism is arranged inside the filter box 1, and the water filtering mechanism comprises a filter net 12, a positioning groove 2, a sealing plate 22, a sewage discharge cylinder 3, a sewage collecting tank 31 and a sewage collecting net 32.

[0031] In the process of water delivery, the hand wheel 18 is rotated clockwise, the hand wheel 18 drives the rotating shaft 17 to rotate, the rotating shaft 17 drives the gate plate 15 to rotate, and then the gate pipe 14 is opened to realize water delivery. In the process of water delivery, the filter net 12 filters impurities in the water body, and the filtered impurities will settle at the bottom of the filter box 1 and slide along the inclined bottom wall to the inside of the sewage barrel 3. At this time, the sewage collecting net 32 ​​collects the impurities.

[0032] See also Figure 4 and Figure 5 , the sewage cylinder 3 is fixedly connected to the right side of the filter box 1, a sewage outlet is opened between the sewage cylinder 3 and the filter box 1, the bottom surface of the filter box 1 is inclined, the filter screen 12 is fixedly connected to the front end of the drainage pipe 13, the positioning groove 2 is opened on the right side surface of the filter box 1, the sealing plate 22 is slidably connected to the positioning groove 2, and the front and rear side surfaces of the sealing plate 22 are both provided with limiting grooves, and the inner walls of the front and rear sides of the positioning groove 2 are fixedly connected with positioning sliders 21, and the limiting groove is slidably connected to the positioning slider 21, and the filter box A limiting block 25 is fixedly connected to the right side of the upper surface of the filter body 1, a threaded hole is opened on the right side of the limiting block 25, a threaded hole is internally threadedly connected to a threaded rod 24, a connecting block 23 is fixedly connected to the middle position of the upper end of the sealing plate 22, the lower end of the threaded rod 24 is rotatably connected to the connecting block 23, a sewage collecting trough 31 is opened at the bottom end of the sewage discharge cylinder 3, the height of the sewage collecting trough 31 is lower than the inner bottom wall of the filter box 1, a sewage collecting net 32 ​​is arranged inside the sewage collecting trough 31, and a sealing cover plate 33 is threadedly connected to the upper end of the sewage discharge cylinder 3.

[0033] Specifically, during the water delivery process, the sealing plate 22 is in a normally open state, the sewage outlet is opened, and the impurities filtered by the filter screen 12 will slide into the sewage barrel 3 along the inclined inner bottom wall of the filter box 1, and settle inside the sewage collecting net 32; when cleaning the internal impurities, the threaded rod 24 is rotated clockwise, and the threaded rod 24 is pushed downward inside the limit block 25, thereby pushing the sealing plate 22 downward to seal the sewage outlet between the sewage barrel 3 and the filter box 1. At this time, the sealing cover plate 33 is rotated counterclockwise to open the sealing cover plate 33. At this time, the internal sewage collecting net 32 ​​is taken out, and the impurities inside it are cleaned, which makes it easier to clean the internal impurities, so that the filter screen 12 can continuously filter the passing water.

[0034] Working principle of the utility model: in order to improve the sealing performance and safety of the gate plate 15, a filter box 1 is installed on the front side thereof, and the internal filter screen 12 filters the passing water. At the same time, the filtered impurities are precipitated to the inner bottom wall of the filter box 1 and slide into the interior of the sewage barrel 3. The filtered impurities are collected by the sewage collecting net 32 ​​for easy cleaning, thereby maintaining the smooth flow of the pipeline and allowing the filter screen 12 to continuously filter the water, thereby improving the sealing performance and safety of the gate plate 15.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A water-stop gate, comprising a filter housing (1), characterized in that: The front side of the filter box (1) is fixedly connected to a water inlet pipe (11), the rear side of the filter box (1) is fixedly connected to a drainage pipe (13), the rear end of the drainage pipe (13) is fixedly connected to a gate pipe (14), the interior of the gate pipe (14) is rotatably connected to a gate plate (15), a water filtering mechanism is arranged inside the filter box (1), the water filtering mechanism comprises a filter screen (12), a positioning groove (2), a sealing plate (22), a sewage discharge cylinder (3), a sewage collection groove (31) and a sewage collection net (32), the sewage discharge cylinder (3) is fixedly connected to the right side of the filter box (1), a sewage discharge port is provided between the sewage discharge cylinder (3) and the filter box (1), the bottom surface of the filter box (1) is inclined, and the filter screen (12) is fixedly connected to the front end of the drainage pipe (13).

2. A water stop gate according to claim 1, characterized in that: The positioning groove (2) is provided on the right side surface of the filter box (1); the sealing plate (22) is slidably connected to the positioning groove (2); the front and rear side surfaces of the sealing plate (22) are provided with limiting grooves; the front and rear side inner walls of the positioning groove (2) are fixedly connected with positioning slide blocks (21); the limiting groove is slidably connected to the positioning slide block (21).

3. A water stop gate according to claim 2, characterized in that: A limiting block (25) is fixedly connected to the right side of the upper surface of the filter box (1); a threaded hole is provided on the right side of the limiting block (25); a threaded rod (24) is threadedly connected to the inside of the threaded hole.

4. A water stop gate according to claim 3, characterized in that: A connecting block (23) is fixedly connected to the middle of the upper end of the sealing plate (22), and the lower end of the threaded rod (24) is rotatably connected to the connecting block (23).

5. A water stop gate according to claim 1, characterized in that: The sewage collecting groove (31) is provided at the bottom end of the sewage discharge cylinder (3); the height of the sewage collecting groove (31) is lower than the inner bottom wall of the filter box (1); and a sewage collecting net (32) is provided inside the sewage collecting groove (31).

6. A water stop gate according to claim 5, characterized in that: The upper end of the sewage discharge cylinder (3) is threadedly connected to a sealing cover plate (33).

7. A water stop gate according to claim 1, characterized in that: A positioning block (16) is fixedly connected to the upper side of the gate pipe (14), and a rotating shaft (17) is rotatably connected inside the positioning block (16).

8. A water stop gate according to claim 7, characterized in that: The lower end of the rotating shaft (17) is fixedly connected to the gate plate (15), and the upper end of the rotating shaft (17) is fixedly connected to a hand wheel (18).

Images