Rain sewage valve switch

Abstract

The utility model provides a rain and sewage valve switch, which relates to the technical field of rain and sewage valve switches, and comprises a transmission mechanism, the transmission mechanism comprises a rotating rod I, a main chain wheel penetrates through the outer surface of the rotating rod I, the main chain wheel is fixedly connected with the rotating rod I, a driven chain wheel is arranged at the bottom of the main chain wheel, and the driven chain wheel is fixedly connected with the rotating rod I; chains are arranged on the outer surfaces of the driving chain wheel and the driven chain wheel, the driving chain wheel is in transmission connection with the driven chain wheel through the chains, and an external shell is arranged on one side face of the driven chain wheel. According to the rain and sewage valve switch, the transmission mechanism is arranged, so that the rain and sewage valve switch can be conveniently adjusted, workers do not need to go down a well for manual adjustment, the opening and closing efficiency of the rain and sewage valve switch is improved, meanwhile, the operation safety of the workers is improved, and a main chain wheel in the transmission mechanism synchronously drives a driven chain wheel through a chain; therefore, the worm can be indirectly driven to rotate.

Description

Technical Field

[0001] The utility model relates to the technical field of rain and sewage valve switches, in particular to a rain and sewage valve switch. Background Art

[0002] Valves are pipe accessories used to open and close pipes, control flow direction, and adjust and control the parameters of the conveyed medium. According to their functions, they can be divided into shut-off valves, check valves, regulating valves, etc. Valves are control components in fluid conveying systems and have functions such as shut-off, regulation, flow diversion, backflow prevention, pressure stabilization, flow diversion, or overflow pressure relief.

[0003] The existing rain and sewage valve switches used in the factory are usually located deep under the manhole. Each time the valve is opened and closed, a special operation permit is required before the staff can enter the manhole to open and close the valve. Therefore, the manual opening and closing of the valve is not only inconvenient in operation, but also has a greater safety risk. For this reason, we provide a rain and sewage valve switch. Utility Model Content

[0004] The utility model aims to solve the disadvantage that manual opening and closing of rain and sewage valves in the prior art is not convenient enough, and provides a rain and sewage valve switch.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a rain and sewage valve switch, comprising: a transmission mechanism, the transmission mechanism comprising a rotating rod 1, the outer surface of the rotating rod 1 penetrates a main sprocket, the main sprocket is fixedly connected to the rotating rod 1, a slave sprocket is provided at the bottom of the main sprocket, the outer surfaces of the main sprocket and the slave sprocket are both provided with chains, the main sprocket is transmission-connected to the slave sprocket through the chain, an external shell is provided on one side of the slave sprocket, a worm is penetrated inside the external shell, the worm is fixedly connected to the slave sprocket, one side of the worm is meshingly transmission-connected with a worm wheel, the bottom of the worm wheel is fixedly connected with a rotating rod 2, the rotating rod 2 penetrates inside the external shell, and the end of the rotating rod 2 away from the worm wheel is fixedly connected with a butterfly valve.

[0006] As a preferred embodiment, a bearing 1 passes through the outer surface of the rotating rod 2, and the bearing 1 is fixedly connected to the outer surface of the rotating rod 2 and the inner wall of the external shell. One end of the worm is fixedly connected to a rotating piece, and the rotating piece is placed inside the external shell. A rotating groove that matches the rotating piece is opened inside the external shell, and a fixed block is sleeved on the outer surface of the rotating rod 1.

[0007] As a preferred embodiment, the rotating rod 1 is rotatably connected to the fixed block, a bearing 2 is provided inside the fixed block, the bearing 2 is sleeved on the outer surface of the rotating rod 1, the bearing 2 is fixedly connected to the inner wall of the fixed block and the outer surface of the rotating rod 1, and the end of the rotating rod 1 away from the fixed block is fixedly connected to a turntable.

[0008] As a preferred embodiment, a fixing mechanism is provided on one side of the chain, and the fixing mechanism includes a fixing frame 1, and a fixing frame 2 is provided at the bottom of the fixing frame 1.

[0009] As a preferred implementation manner, the external shell is fixedly connected to the second fixing frame, a support is provided on the top of the first fixing frame, and the support is fixedly connected to the fixing block.

[0010] As a preferred embodiment, threaded rods are passed through the interior of the support and the fixing frame 1, the threaded rods are fixedly connected to the fixing frame 1, and the threaded rods are slidably connected to the support.

[0011] As a preferred embodiment, a nut is sleeved on the outer surface of the threaded rod, and the nut is threadedly connected to the threaded rod, and mounting holes are provided on the outer surfaces of the fixing frame 1 and the fixing frame 2.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] The utility model, by setting a transmission mechanism, can conveniently adjust the switch of the rain and sewage valve without the need for workers to go down the well for manual adjustment, which not only improves the efficiency of the opening and closing of the rain and sewage valve, but also improves the safety of the workers' operation. The main sprocket in the transmission mechanism will synchronously drive the slave sprocket through the chain, and then indirectly drive the worm to rotate, and drive the worm wheel to rotate through the meshing transmission, so as to achieve the purpose of rotating the butterfly valve, and at the same time can accurately control the speed of sewage discharge from the pipeline, and the setting of the fixing mechanism makes the utility model better adapt to the environment of the manhole, and the fixing hole is used in combination with external auxiliary fixing tools to ensure the stability of the entire transmission mechanism when it is used. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A stereoscopic diagram of a rain and sewage valve switch provided by the utility model.

[0015] Figure 2 The utility model provides a schematic diagram of the installation of a bearing of a rain and sewage valve switch.

[0016] Figure 3 The utility model provides a schematic diagram of the installation of a worm gear for a rain and sewage valve switch.

[0017] Figure 4 The utility model provides a chain installation diagram of a rain and sewage valve switch.

[0018] Legend:

[0019] 1. Transmission mechanism; 11. Rotating rod 1; 12. Main sprocket; 13. Slave sprocket; 14. Chain;

[0020] 15. External housing; 16. Worm; 17. Worm wheel; 18. Rotating rod 2; 19. Butterfly valve;

[0021] 101, bearing 1; 102, rotating piece; 103, fixing block; 104, bearing 2; 105, rotating disk;

[0022] 2. Fixing mechanism; 21. Fixing frame 1; 22. Fixing frame 2; 23. Support; 24. Threaded rod;

[0023] 25. Nut; 26. Mounting hole. DETAILED DESCRIPTION

[0024] 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.

[0025] Example 1

[0026] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a rain and sewage valve switch, including: a transmission mechanism 1, the transmission mechanism 1 includes a rotating rod 11, the outer surface of the rotating rod 11 is penetrated by a main sprocket 12, the main sprocket 12 is fixedly connected to the rotating rod 11, a slave sprocket 13 is provided at the bottom of the main sprocket 12, the outer surfaces of the main sprocket 12 and the slave sprocket 13 are both provided with chains 14, the main sprocket 12 is transmission-connected to the slave sprocket 13 through the chain 14, one side of the slave sprocket 13 is provided with an external shell 15, the interior of the external shell 15 is penetrated by a worm 16, the worm 16 is fixedly connected to the slave sprocket 13, one side of the worm 16 is meshingly transmission-connected with a worm wheel 17, the bottom of the worm wheel 17 is fixedly connected with a rotating rod 2 18, the rotating rod 2 18 penetrates the interior of the external shell 15, and the rotating rod 2 18 is away from the worm wheel. One end of the wheel 17 is fixedly connected to a butterfly valve 19, a bearing 101 passes through the outer surface of the rotating rod 18, and the bearing 101 is fixedly connected to the outer surface of the rotating rod 18 and the inner wall of the external shell 15, one end of the worm 16 is fixedly connected to a rotating piece 102, the rotating piece 102 is placed inside the external shell 15, and a rotating groove that fits the rotating piece 102 is opened inside the external shell 15, the outer surface of the rotating rod 11 is sleeved with a fixed block 103, the rotating rod 11 is rotatably connected to the fixed block 103, a bearing 104 is arranged inside the fixed block 103, the bearing 104 is sleeved on the outer surface of the rotating rod 11, the bearing 104 is fixedly connected to the inner wall of the fixed block 103 and the outer surface of the rotating rod 11, and the end of the rotating rod 11 away from the fixed block 103 is fixedly connected to a turntable 105.

[0027] In this embodiment, by providing a worm 16 and a worm wheel 17, the rotation of the worm 16 can drive the worm wheel 17 to rotate, so that the rotating rod 18 can control the state of the butterfly valve 19, thereby achieving the purpose of adjusting the butterfly valve 19 in the sewage pipe. At the same time, the worm 16 can automatically lock the worm wheel 17. Even if the water flow in the pipeline is large, it will not affect the shape of the butterfly valve 19, and thus will not affect the established sewage discharge effect. A main sprocket 12, a slave sprocket 13 and a chain 14 are provided, and the main sprocket 12 can synchronously drive the slave sprocket 13 through the chain 14, and then at the edge of the manhole, the main sprocket 12 can be adjusted to rotate, so that the slave sprocket 13 can drive the worm 16 to rotate, which greatly facilitates the staff to adjust the butterfly valve 19 and improves the staff's operating safety. In addition, the rotating rod 18 passes through the external shell 15 and the fixed frame 22 at the same time, so as to achieve the purpose of controlling the butterfly valve 19.

[0028] Example 2

[0029] like Figure 1-Figure 2 As shown, a fixing mechanism 2 is provided on one side of the chain 14, and the fixing mechanism 2 includes a fixing frame 1 21, a fixing frame 22 is provided at the bottom of the fixing frame 1 21, the external shell 15 is fixedly connected to the fixing frame 22, a support 23 is provided on the top of the fixing frame 1 21, the support 23 is fixedly connected to the fixing block 103, a threaded rod 24 is penetrated inside the support 23 and the fixing frame 1 21, the threaded rod 24 is fixedly connected to the fixing frame 1 21, the threaded rod 24 is slidably connected to the support 23, a nut 25 is sleeved on the outer surface of the threaded rod 24, the nut 25 is threadedly connected to the threaded rod 24, and the outer surfaces of the fixing frame 1 21 and the fixing frame 22 are provided with mounting holes 26.

[0030] In this embodiment, by setting the fixing mechanism 2, the transmission mechanism 1 can be used stably in the manhole. Due to the particularity of the manhole structure, the fixing frame 1 21 and the fixing frame 2 2 can only be fixed to the inner wall of the manhole by using the mounting holes 26 opened on the fixing frame 1 21 and the fixing frame 2 22 in conjunction with external auxiliary fixing tools. The threaded rod 24 and the nut 25 are set to make the fixing and installation of the fixing frame 1 21 more flexible, and can be adjusted in real time according to actual conditions, ensuring the convenience of connecting the chain 14 with the main sprocket 12 and the slave sprocket 13.

[0031] Working principle:

[0032] like Figure 1-Figure 4As shown, when the utility model is used, the fixing frame 1 21 and the fixing frame 2 22 can be installed first, and the fixing frame 1 21 and the fixing frame 2 22 can be fixed on the inner wall of the manhole by using an external auxiliary fixing tool in conjunction with the mounting hole 26. At this time, the butterfly valve 19 will be placed in the sewage pipe under the connection of the rotating rod 2 18. If the butterfly valve 19 needs to be adjusted, the rotating disk 105 can be rotated. Under the drive of the rotating disk 105, the rotating rod 11 will drive the main sprocket 12 to rotate. At this time, the main sprocket 12 will synchronously drive the slave sprocket 13 to rotate through the chain 14. , and the rotation of the sprocket 13 will drive the worm 16 to rotate, so as to drive the meshing and driving the worm wheel 17 to rotate. At the same time, when the rotating rod 11 rotates, it will drive the inner diameter circle of the bearing 2 104 to rotate, and when the worm 16 rotates, it will drive the rotating piece 102 to rotate in the rotating groove opened inside the external shell 15. At this time, under the drive of the worm 16, the worm wheel 17 will drive the rotating rod 2 18 and the inner diameter circle of the bearing 1 101 to rotate, so as to adjust the rotation of the butterfly valve 19, so that the gap between the butterfly valve 19 and the inner wall of the pipeline becomes larger, thereby improving the sewage discharge capacity of the pipeline.

[0033] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A rain and sewage valve switch, characterized in that: include: A transmission mechanism (1), the transmission mechanism (1) comprising a rotating rod (11), the outer surface of the rotating rod (11) being penetrated by a main sprocket (12), the main sprocket (12) being fixedly connected to the rotating rod (11), a slave sprocket (13) being provided at the bottom of the main sprocket (12), the outer surfaces of the main sprocket (12) and the slave sprocket (13) being both provided with chains (14), the main sprocket (12) being transmission-connected to the slave sprocket (13) via the chain (14), the slave sprocket (13) being fixedly connected to the main sprocket (12) and the slave sprocket (13) 3) is provided with an external shell (15) on one side thereof, a worm (16) is passed through the interior of the external shell (15), the worm (16) is fixedly connected to the sprocket (13), one side of the worm (16) is meshingly connected to a worm wheel (17), the bottom of the worm wheel (17) is fixedly connected to a second rotating rod (18), the second rotating rod (18) passes through the interior of the external shell (15), and one end of the second rotating rod (18) away from the worm wheel (17) is fixedly connected to a butterfly valve (19).

2. A rain and sewage valve switch according to claim 1, characterized in that: The outer surface of the rotating rod 2 (18) is penetrated by a bearing 1 (101), and the bearing 1 (101) is fixedly connected to the outer surface of the rotating rod 2 (18) and the inner wall of the external shell (15). One end of the worm (16) is fixedly connected to a rotating piece (102), and the rotating piece (102) is placed inside the external shell (15). A rotating groove that matches the rotating piece (102) is opened inside the external shell (15), and a fixed block (103) is sleeved on the outer surface of the rotating rod 1 (11).

3. A rain and sewage valve switch according to claim 2, characterized in that: The rotating rod 1 (11) is rotatably connected to the fixed block (103); a bearing 2 (104) is provided inside the fixed block (103); the bearing 2 (104) is sleeved on the outer surface of the rotating rod 1 (11); the bearing 2 (104) is fixedly connected to the inner wall of the fixed block (103) and the outer surface of the rotating rod 1 (11); and a rotating disk (105) is fixedly connected to one end of the rotating rod 1 (11) away from the fixed block (103).

4. A rain and sewage valve switch according to claim 1, characterized in that: A fixing mechanism (2) is provided on one side of the chain (14), and the fixing mechanism (2) comprises a fixing frame 1 (21), and a fixing frame 2 (22) is provided at the bottom of the fixing frame 1 (21).

5. A rain and sewage valve switch according to claim 4, characterized in that: The external shell (15) is fixedly connected to the second fixing frame (22); a support (23) is provided on the top of the first fixing frame (21); and the support (23) is fixedly connected to the fixing block (103).

6. A rain and sewage valve switch according to claim 5, characterized in that: A threaded rod (24) is passed through the interior of the support (23) and the fixing frame (21); the threaded rod (24) is fixedly connected to the fixing frame (21); and the threaded rod (24) is slidably connected to the support (23).

7. A rain and sewage valve switch according to claim 6, characterized in that: The outer surface of the threaded rod (24) is sleeved with a nut (25), and the nut (25) is threadedly connected to the threaded rod (24). The outer surfaces of the fixing frame 1 (21) and the fixing frame 2 (22) are both provided with mounting holes (26).

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