Automatic pressure regulating valve for sewage treatment

Abstract

The utility model discloses an automatic pressure regulating valve for sewage treatment, which comprises a pressure regulating valve body, one end of the pressure regulating valve body is fixedly connected with a fixed flange I, the fixed flange I is clamped with a water inlet pipe, and one end of the water inlet pipe is fixedly connected with a fixed flange II. The wear-resistant lining plate is fixed to one end of the first fixing flange through the hexagonal screw holes and the hexagonal screws, then the second fixing flange and the first fixing flange are fixed through the fastening screw holes, then the U-shaped fixing block is embedded at the top ends of the first fixing flange and the second fixing flange in a sleeved mode, and then the wear-resistant lining plate is fixed to one end of the second fixing flange by rotating the adjusting lead screw. The adjusting lead screw drives the clamping blocks to move, the clamping blocks at the two ends are close to the first fixing flange and the second fixing flange, the first fixing flange and the second fixing flange are fixed through the two sets of clamping blocks, the fixing stability between the first fixing flange and the second fixing flange is improved, and impact on the first fixing flange and the second fixing flange due to water pressure is reduced; and the waste of water resources is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment equipment, in particular to an automatic pressure regulating valve for sewage treatment. Background Technique

[0002] For a sewage treatment system, an automatic pressure regulating valve is a key component, which can help control and maintain the pressure stability during the sewage treatment process. The function of the automatic pressure regulating valve is to automatically adjust the opening degree of the valve according to the pressure change in the system, so as to control the flow rate and pressure. The automatic pressure regulating valve plays an important role in the sewage treatment system, and can help achieve benefits in aspects such as pressure stability, flow control and energy conservation. When selecting a suitable automatic pressure regulating valve, factors such as valve type, control method and pressure grade should be considered, and it should be selected according to specific requirements.

[0003] The automatic pressure regulating valve can monitor the pressure in the pipeline in real time and maintain a stable pressure output by automatically adjusting the valve opening. In the existing automatic pressure regulating valve equipment, due to the impact of water pressure on the connection between the valve body of the automatic pressure regulating valve and the water inlet pipe, looseness will occur between the valve body and the water inlet pipe after a long time, which will cause water leakage and is likely to result in waste of water resources. Therefore, based on this defect, the present utility model is introduced. Content of the Utility Model

[0004] The purpose of the present utility model is to provide an automatic pressure regulating valve for sewage treatment to solve the problem that in the existing situation, due to the impact of water pressure on the connection between the valve body of the automatic pressure regulating valve and the water inlet pipe, looseness will occur between the valve body and the water inlet pipe after a long time, which will cause water leakage and is likely to result in waste of water resources.

[0005] To achieve the above purpose, the present utility model provides the following technical solution: an automatic pressure regulating valve for sewage treatment, comprising: a pressure regulating valve body, one end of the pressure regulating valve body is fixedly connected with a first fixed flange, the first fixed flange is clamped with a water inlet pipe, one end of the water inlet pipe is fixedly connected with a second fixed flange, the top of the second fixed flange is clamped with a U-shaped fixing block, one end of the U-shaped fixing block is rotatably connected with an adjusting screw rod, the adjusting screw rod passes through the U-shaped fixing block and is fixedly connected with a clamping block, one end of the clamping block is clamped with an anti-slip gasket, a corrosion-resistant material layer is arranged inside the water inlet pipe, a hexagonal screw hole is opened at one end of the first fixed flange, a wear-resistant lining plate is threadedly connected to one end of the first fixed flange, a hexagonal screw is inserted into one end of the wear-resistant lining plate, and a fastening screw hole is opened at one end of the wear-resistant lining plate.

[0006] As a further scheme of the present utility model: one end of the pressure regulating valve body is clamped with a water outlet pipe, and the top of the pressure regulating valve body is clamped with a top cover.

[0007] As a further solution of the present utility model: Two sets of adjusting lead screws are provided and symmetrically inserted into both ends of the U-shaped fixing block. Multiple sets of U-shaped fixing blocks are provided and evenly sleeved on the top end of the second fixing flange. Both the first fixing flange and the second fixing flange are sleeved on the inner side of the U-shaped fixing block.

[0008] As a further solution of the present utility model: Multiple sets of hexagonal screw holes are provided and evenly opened at one end of the first fixing flange. Multiple sets of hexagonal screws are provided and evenly inserted into one end of the wear-resistant lining plate. The hexagonal screw holes are adapted to the hexagonal screws.

[0009] As a further solution of the present utility model: The wear-resistant lining plate, the hexagonal screw holes and the hexagonal screws are also provided at one end of the second fixing flange.

[0010] As a further solution of the present utility model: The corrosion-resistant material layer is also provided on the inner side of the water outlet pipe.

[0011] As a further solution of the present utility model: The first fixing flange and the second fixing flange are also provided at one end of the water outlet pipe.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] In the present utility model, the wear-resistant lining plate is fixed to one end of the first fixing flange through the hexagonal screw holes and the hexagonal screws. Then, the second fixing flange at one end of the water inlet pipe and the first fixing flange are fixed through the fastening screw holes. Then, the U-shaped fixing block is sleeved on the top ends of the first fixing flange and the second fixing flange. Then, by rotating the adjusting lead screws at both ends of the U-shaped fixing block, the adjusting lead screws drive the clamping blocks to move. The clamping blocks at both ends approach the first fixing flange and the second fixing flange, and the two clamping blocks fix the first fixing flange and the second fixing flange, increasing the stability of the fixation between the first fixing flange and the second fixing flange, and also reducing the impact on the first fixing flange and the second fixing flange due to the water pressure. At the same time, the wear-resistant lining plate increases the strength of the first fixing flange and the second fixing flange, enhances the service life of the automatic regulating valve, reduces the loosening caused by the water pressure between the valve body and the first fixing flange, reduces the waste of water resources. At the same time, the corrosion-resistant material layer on the inner sides of the water outlet pipe and the water inlet pipe reduces the corrosion of the pipeline by the corrosion elements in the water, and increases the service life of the pressure regulating valve body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the overall structural schematic diagram of an automatic pressure regulating valve for sewage treatment according to the present utility model;

[0015] Figure 2 is the structural schematic diagram of the U-shaped fixing block in an automatic pressure regulating valve for sewage treatment according to the present utility model;

[0016] Figure 3 It is a schematic structural diagram of the first fixed flange in an automatic pressure regulating valve for sewage treatment according to the present utility model;

[0017] Figure 4 It is a front structural schematic diagram of the pressure regulating valve body in an automatic pressure regulating valve for sewage treatment according to the present utility model;

[0018] Figure 5 It is a side structural schematic diagram of the pressure regulating valve body in an automatic pressure regulating valve for sewage treatment according to the present utility model.

[0019] In the figure: 1. Pressure regulating valve body; 2. First fixed flange; 3. Water inlet pipe; 4. Second fixed flange; 5. U-shaped fixing block; 6. Adjusting screw rod; 7. Clamping block; 8. Anti-slip gasket; 9. Corrosion-resistant material layer; 10. Hexagonal screw hole; 11. Wear-resistant lining; 12. Hexagonal screw; 13. Tightening screw hole; 14. Water outlet pipe; 15. Top cover. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "connected", "connected", "set" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations. The embodiments of the present utility model will be described below according to its overall structure.

[0022] Refer toFigures 1 to 5 In the embodiment of the present utility model, an automatic pressure regulating valve for sewage treatment includes: a pressure regulating valve body 1. One end of the pressure regulating valve body 1 is fixedly connected with a fixed flange 1 2. The fixed flange 1 2 is clamped with a water inlet pipe 3. One end of the water inlet pipe 3 is fixedly connected with a fixed flange 2 4. The top end of the fixed flange 2 4 is clamped with a U-shaped fixing block 5. One end of the U-shaped fixing block 5 is rotatably connected with an adjusting screw rod 6. The adjusting screw rod 6 passes through the U-shaped fixing block 5 and is fixedly connected with a clamping block 7. One end of the clamping block 7 is clamped with an anti-slip gasket 8. A corrosion-resistant material layer 9 is arranged inside the water inlet pipe 3. One end of the fixed flange 1 2 is provided with a hexagonal screw hole 10. One end of the fixed flange 1 2 is threadedly connected with a wear-resistant lining plate 11. One end of the wear-resistant lining plate 11 is inserted with a hexagonal screw rod 12. One end of the wear-resistant lining plate 11 is provided with a fastening screw hole 13.

[0023] Refer to Figure 4 and Figure 5 One end of the pressure regulating valve body 1 is clamped with a water outlet pipe 14. The top end of the pressure regulating valve body 1 is clamped with a top cover 15. Through the water outlet pipe 14, water can be discharged normally.

[0024] Refer to Figure 1 and Figure 5 The number of the adjusting screw rods 6 is set to two groups and symmetrically inserted into both ends of the U-shaped fixing block 5. The number of the U-shaped fixing blocks 5 is set to multiple groups and evenly sleeved on the top end of the fixed flange 2 4. Both the fixed flange 1 2 and the fixed flange 2 4 are sleeved inside the U-shaped fixing block 5. Through the U-shaped fixing block 5, the stability of the fixed flange 1 2 and the fixed flange 2 4 can be increased.

[0025] Refer to Figure 1 and Figure 3 The number of the hexagonal screw holes 10 is set to multiple groups and evenly opened at one end of the fixed flange 1 2. The number of the hexagonal screw rods 12 is set to multiple groups and evenly inserted into one end of the wear-resistant lining plate 11. The hexagonal screw holes 10 and the hexagonal screw rods 12 are adapted to each other. Through the hexagonal screw holes 10 and the hexagonal screw rods 12, the wear-resistant lining plate 11 can be conveniently disassembled and replaced.

[0026] Refer to Figure 1 and Figure 1 The wear-resistant lining plate 11, the hexagonal screw holes 10 and the hexagonal screw rods 12 are also arranged at one end of the fixed flange 2 4. Through the wear-resistant lining plate 11, the strength of the fixed flange 1 2 and the fixed flange 2 4 is increased, and the service life of the automatic regulating valve is enhanced.

[0027] Refer to Figure 1 and Figure 3 The corrosion-resistant material layer 9 is also arranged inside the water outlet pipe 14. Through the corrosion-resistant material layer 9, the corrosion of the pipeline by the corrosion elements in the water is reduced, and the service life of the pressure regulating valve body 1 is increased.

[0028] Refer to Figure 4 and Figure 5, the fixed flange one 2 and the fixed flange two 4 are also arranged at one end of the water outlet pipe 14. Through the fixed flange one 2 and the fixed flange two 4, the connection between the pressure regulating valve body 1 and the water outlet pipe 14 and the water inlet pipe 3 can be facilitated.

[0029] The working principle of the present utility model is as follows: The wear-resistant lining plate 11 is fixed at one end of the fixed flange one 2 through the hexagonal screw hole 10 and the hexagonal screw rod 12. Then, the fixed flange two 4 at one end of the water inlet pipe 3 and the fixed flange one 2 are fixed through the fastening screw hole 13. Then, the U-shaped fixing block 5 is sleeved on the top of the fixed flange one 2 and the fixed flange two 4. Then, by rotating the adjusting screw rods 6 at both ends of the U-shaped fixing block 5, the adjusting screw rods 6 drive the clamping blocks 7 to move. The clamping blocks 7 at both ends approach the fixed flange one 2 and the fixed flange two 4, and the two groups of clamping blocks 7 fix the fixed flange one 2 and the fixed flange two 4, increasing the stability of the fixation between the fixed flange one 2 and the fixed flange two 4, and also reducing the impact on the fixed flange one 2 and the fixed flange two 4 due to the water pressure. At the same time, the wear-resistant lining plate 11 increases the strength of the fixed flange one 2 and the fixed flange two 4, enhances the service life of the automatic regulating valve, reduces the looseness caused between the valve body and the fixed flange one 2 due to the water pressure, reduces the waste of water resources. At the same time, the corrosion-resistant material layer 9 on the inner sides of the water outlet pipe 14 and the water inlet pipe 3 reduces the corrosion of the pipeline by the corrosion elements in the water, and increases the service life of the pressure regulating valve body 1.

[0030] The above is only the preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. An automatic pressure regulating valve for sewage treatment, comprising: Pressure regulating valve body (1), characterized in that one end of the pressure regulating valve body (1) is fixedly connected with a first fixed flange (2), the first fixed flange (2) is clamped with a water inlet pipe (3), one end of the water inlet pipe (3) is fixedly connected with a second fixed flange (4), the top of the second fixed flange (4) is clamped with a U-shaped fixing block (5), one end of the U-shaped fixing block (5) is rotatably connected with an adjusting screw rod (6), the adjusting screw rod (6) passes through the U-shaped fixing block (5) and is fixedly connected with a clamping block (7), one end of the clamping block (7) is clamped with an anti-slip gasket (8), the inner side of the water inlet pipe (3) is provided with a corrosion-resistant material layer (9), one end of the first fixed flange (2) is provided with hexagonal screw holes (10), one end of the first fixed flange (2) is threadedly connected with a wear-resistant lining plate (11), one end of the wear-resistant lining plate (11) is inserted with a hexagonal screw rod (12), and one end of the wear-resistant lining plate (11) is provided with fastening screw holes (13).

2. The automatic pressure regulating valve for sewage treatment according to claim 1, wherein, One end of the pressure regulating valve body (1) is clamped with a water outlet pipe (14), and the top of the pressure regulating valve body (1) is clamped with a top cover (15).

3. The automatic pressure regulating valve for sewage treatment according to claim 1, characterized in that, The number of the adjusting screw rods (6) is set to two groups and symmetrically inserted into both ends of the U-shaped fixing block (5), the number of the U-shaped fixing blocks (5) is set to multiple groups and evenly sleeved on the top of the second fixed flange (4), and both the first fixed flange (2) and the second fixed flange (4) are sleeved inside the U-shaped fixing block (5).

4. An automatic pressure regulating valve for sewage treatment according to claim 1, characterized in that, The number of the hexagonal screw holes (10) is set to multiple groups and evenly opened at one end of the first fixed flange (2), the number of the hexagonal screw rods (12) is set to multiple groups and evenly inserted into one end of the wear-resistant lining plate (11), and the hexagonal screw holes (10) are adapted to the hexagonal screw rods (12).

5. The automatic pressure regulating valve for sewage treatment according to claim 1, wherein, The wear-resistant lining plate (11), the hexagonal screw holes (10) and the hexagonal screw rods (12) are also arranged at one end of the second fixed flange (4).

6. The automatic pressure regulating valve for sewage treatment according to claim 1, wherein The corrosion-resistant material layer (9) is also arranged inside the water outlet pipe (14).

7. The automatic pressure regulating valve for sewage treatment according to claim 1, wherein The first fixed flange (2) and the second fixed flange (4) are also arranged at one end of the water outlet pipe (14).

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