Sewage treatment device convenient for cleaning filter screen plate

Abstract

The utility model relates to the field of sewage treatment, in particular to a sewage treatment device convenient for cleaning a filter screen plate, which comprises a support frame, a settling tank is bolted on the left side of the top of the support frame, a separation tank is bolted on the right side of the top of the support frame, and the filter screen plate is bolted on the inner side of the upper part of an inner cavity of the separation tank. A rotating rod is rotationally connected to the upper portion of the left side of an inner cavity of the separation tank through a bearing, a cam is bolted to the middle of the surface of the rotating rod, a first motor is bolted to the upper portion of the right side of the separation tank, the right side of the rotating rod penetrates through the separation tank to be bolted to the output end of the first motor, and tension springs are bolted to the periphery of the top of the inner cavity of the separation tank; the bottoms of the tension springs are connected with connecting plates in a bolted mode. Through the first motor, the rotating rod, the cam, the tension spring, the connecting plate, the cleaning rod and the like, sludge and gravel in grids of the filter screen plate can be effectively and quickly cleaned, and the problem that the filter screen plate is blocked and cannot be filtered in water is solved.

Description

Technical Field

[0001] The utility model relates to the field of sewage treatment, in particular to a sewage treatment device which is convenient for cleaning a filter screen plate. Background Art

[0002] Sewage treatment equipment can effectively treat urban domestic sewage, industrial wastewater, etc., and prevent sewage and pollutants from directly flowing into waters. It is of great significance to improve the ecological environment, enhance the quality of cities and promote economic development. Sewage treatment requires the use of filter plates to filter particulate matter, and the filter plates need to be cleaned of impurities regularly.

[0003] After searching, a sewage treatment device with the publication number of CN201921815203.0 is disclosed, which specifically includes a sewage treatment tank, a sewage sedimentation tank, and a sewage purification tank connected in sequence through pipelines, a cylindrical filter screen is arranged in the sewage treatment tank, a stirring shaft is arranged in the sewage treatment tank, a stirring blade is arranged on the stirring shaft, a cleaning plate for cleaning the filter screen is arranged on the stirring shaft, the filter screen slides along the height direction of the sewage treatment tank, and a driving mechanism for driving the filter screen to slide up and down is arranged in the sewage treatment tank. The utility model has the advantage of being able to improve the cleaning effect of the filter screen.

[0004] At present, most of the filter plates of sewage treatment devices on the market are connected by bolts, so workers need to use wrenches to disassemble the filter plates, which makes the disassembly of the filter plates extremely inconvenient and brings inconvenience to the workers' work.

[0005] Therefore, it is necessary to invent a sewage treatment device that is easy to clean the filter screen plate to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a sewage treatment device which is convenient for cleaning the filter screen plate. Through the first motor, rotating rod, cam, tension spring, connecting plate, cleaning rod and other components, the silt and sand in the grid of the filter screen plate can be effectively and quickly cleaned to avoid the problem that the filter screen plate is blocked and cannot be filtered in the water, so as to solve the problem that the filter plate is extremely inconvenient to disassemble in the prior art, which brings inconvenience to the workers' work.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sewage treatment device that is convenient for cleaning the filter screen, comprising a support frame, a sedimentation tank is bolted to the left side of the top of the support frame, a separation tank is bolted to the right side of the top of the support frame, a filter screen is bolted to the inner side of the upper part of the inner cavity of the separation tank, a rotating rod is rotatably connected to the upper part of the left side of the inner cavity of the separation tank through a bearing, a cam is bolted to the middle part of the surface of the rotating rod, a first motor is bolted to the upper part of the right side of the separation tank, and the right side of the rotating rod passes through the separation tank and is bolted to the output end of the first motor, and the top of the inner cavity of the separation tank is bolted to the Tension springs are bolted on all sides, and connecting plates are bolted on the bottoms of the tension springs. A cleaning rod is bolted on the bottom of the connecting plates. A second motor is bolted on the right side of the front of the separation tank. A driving shaft is rotatably connected to the right side of the front of the inner cavity of the separation tank through a bearing, and the front of the driving shaft passes through the separation tank and is bolted to the output end of the second motor. A separation grid is bolted on the surface of the driving shaft in a ring arrangement. A processing tank is provided in the middle of the right side of the separation tank, a receiving box is bolted on the lower part of the right side of the separation tank, a baffle is bolted on the top of the receiving box, and a water outlet pipe is connected to the center of the bottom of the separation tank.

[0008] Preferably, a third motor is bolted to the center of the top of the sedimentation tank, and fixed plates are bolted to the upper and lower sides of the inner cavity of the sedimentation tank. The center of the inner side of the fixed plate is rotatably connected to a mixing rod through a bearing, and the top of the mixing rod passes through the top of the sedimentation tank and is bolted to the output end of the third motor. The third motor is used as a driving source to drive the mixing rod to rotate rapidly in the inner cavity of the sedimentation tank.

[0009] Preferably, the middle part of the left side of the sedimentation tank is connected to a sewage pipe, and the upper part of the left side of the sedimentation tank is connected to a solvent addition pipe. Sewage is introduced into the sedimentation tank through the sewage pipe, and the solvent addition pipe facilitates the user to add coagulant into the inner cavity of the sedimentation tank.

[0010] Preferably, the right side of the bottom of the sedimentation tank is connected to a pumping pipe, and the upper part of the left side of the separation tank is connected to a water supply pipe. The sewage and silt that have been precipitated in the inner cavity of the sedimentation tank are pumped out through the pumping pipe and input into the inner cavity of the separation tank through the water supply pipe.

[0011] Preferably, a water pump is bolted to the lower part of the right side of the sedimentation tank, and the left side and the upper side of the water pump are respectively connected to the other end of the water pump pipe and the water supply pipe, so that the water pump is connected to the water pump pipe and the water supply pipe as a pumping power.

[0012] Preferably, a solenoid valve is connected to the middle of the water outlet pipe, so that the user can control the water output of the water outlet pipe through the solenoid valve.

[0013] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0014] 1. Through the first motor, rotating rod, cam, tension spring, connecting plate, cleaning rod and other components, the silt and sand in the filter screen grid can be cleaned effectively and quickly to avoid the problem of clogging of the filter screen and inability to filter water;

[0015] 2. Through the drive shaft, separation grid, treatment tank, receiving box, baffle and other components, the precipitated sewage and the debris therein can be separated quickly and effectively, improving the efficiency of subsequent sewage treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a front view of the overall structure of the utility model;

[0018] Figure 2 It is a front cross-sectional view of the overall structure of the utility model;

[0019] Figure 3 It is a partial structural top view of the utility model;

[0020] Figure 4 For the utility model Figure 2 A magnified view of the structure in the middle.

[0021] Description of reference numerals:

[0022] 1. Support frame; 2. Sedimentation tank; 3. Separation tank; 4. Filter screen; 5. Rotating rod; 6. Cam; 7. First motor; 8. Tension spring; 9. Connecting plate; 10. Cleaning rod; 11. Second motor; 12. Driving shaft; 13. Separation grid; 14. Processing tank; 15. Receiving box; 16. Baffle; 17. Water outlet pipe; 18. Third motor; 19. Fixed plate; 20. Mixing rod; 21. Sewage pipe; 22. Solvent adding pipe; 23. Suction pipe; 24. Water supply pipe; 25. Suction pump; 26. Solenoid valve. DETAILED DESCRIPTION

[0023] 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.

[0024] The utility model provides Figure 1-4A sewage treatment device for facilitating cleaning of a filter screen is shown, comprising a support frame 1, a sedimentation tank 2 is bolted to the left side of the top of the support frame 1, a separation tank 3 is bolted to the right side of the top of the support frame 1, a filter screen 4 is bolted to the inner side of the upper part of the inner cavity of the separation tank 3, a rotating rod 5 is rotatably connected to the upper part of the left side of the inner cavity of the separation tank 3 through a bearing, a cam 6 is bolted to the middle part of the surface of the rotating rod 5, a first motor 7 is bolted to the upper part of the right side of the separation tank 3, and the right side of the rotating rod 5 passes through the separation tank 3 and is bolted to the output end of the first motor 7, tension springs 8 are bolted to the four sides of the top of the inner cavity of the separation tank 3, and the bottom of the tension spring 8 They are all bolted with connecting plates 9, and a cleaning rod 10 is bolted to the bottom of the connecting plate 9. A second motor 11 is bolted to the right side of the front of the separation tank 3. A driving shaft 12 is rotatably connected to the right side of the front of the inner cavity of the separation tank 3 through a bearing, and the front of the driving shaft 12 passes through the separation tank 3 and is bolted to the output end of the second motor 11. A separation grid 13 is bolted to the surface of the driving shaft 12 in a circular arrangement. A processing tank 14 is provided in the middle of the right side of the separation tank 3, a receiving box 15 is bolted to the lower part of the right side of the separation tank 3, a baffle 16 is bolted to the top of the receiving box 15, and a water outlet pipe 17 is connected to the center of the bottom of the separation tank 3.

[0025] like Figure 1 and Figure 2 As shown, a third motor 18 is bolted to the center of the top of the sedimentation tank 2, and a fixing plate 19 is bolted to the upper and lower sides of the inner cavity of the sedimentation tank 2. A mixing rod 20 is rotatably connected to the center of the inner side of the fixing plate 19 through a bearing, and the top of the mixing rod 20 passes through the top of the sedimentation tank 2 and is bolted to the output end of the third motor 18. The third motor 18 is used as a driving source to drive the mixing rod 20 to rotate rapidly in the inner cavity of the sedimentation tank 2.

[0026] like Figure 1 and Figure 2 As shown, the middle part of the left side of the sedimentation tank 2 is connected to a sewage pipe 21, and the upper part of the left side of the sedimentation tank 2 is connected to a solvent addition pipe 22. Sewage is introduced into the interior of the sedimentation tank 2 through the sewage pipe 21, and the user can add coagulant into the inner cavity of the sedimentation tank 2 through the solvent addition pipe 22.

[0027] like Figure 1 and Figure 2 As shown, a pumping pipe 23 is connected to the right side of the bottom of the sedimentation tank 2, and a water supply pipe 24 is connected to the upper left side of the separation tank 3. The sewage and silt that have been precipitated in the inner cavity of the sedimentation tank 2 are pumped out through the pumping pipe 23 and input into the inner cavity of the separation tank 3 through the water supply pipe 24.

[0028] like Figure 1 and Figure 2 As shown, a water pump 25 is bolted to the lower part of the right side of the sedimentation tank 2, and the left side and the upper side of the water pump 25 are respectively connected to the other end of the water pump pipe 23 and the water supply pipe 24, so that the water pump 25 is connected to the water pump pipe 23 and the water supply pipe 24 as a pumping power.

[0029] like Figure 1 and Figure 2 As shown, the middle of the water outlet pipe 17 is connected to a solenoid valve 26 , so that the user can control the water output of the water outlet pipe 17 through the solenoid valve 26 .

[0030] Refer to the instruction manual Figure 1-4 Working principle: During the use of the device, firstly, the sewage and the coagulant are poured into the inner cavity of the sedimentation tank 2 through the sewage pipe 21 and the solvent adding pipe 22 respectively, then the third motor 18 is turned on to drive the mixing rod 20 to rotate, and the speed of the combination between the sewage and the solvent is accelerated, and then the water pump 25 is turned on to pump the sewage and the silt and other debris into the inner cavity of the separation tank 3 through the water pumping pipe 23, and then the first motor 7 is turned on to make the first motor 7 drive the rotating rod 5 to rotate, and the rotating rod 5 will drive the cam 6 to rotate during the rotation process, so that the cam 6 pushes the connecting plate 9 and the cleaning rod 10 to move downward, and at the same time stretches the tension spring 8, and the cleaning The rod 10 corresponds to the grid inside the lower filter screen plate 4. The cleaning rod 10 moves downward and pushes out the silt and other debris accumulated and adhered to the inside of the filter grid to avoid clogging of the filter grid. Then the second motor 11 is turned on to drive the drive shaft 12 to rotate. The drive shaft 12 will drive the separation grid 13 to rotate during the rotation. In this process, the precipitated sewage can pass through the separation grid 13 and gather at the bottom of the inner cavity of the separation box, while larger solid debris or silt will be blocked by the separation grid 13 and thrown to the baffle 16, and finally fall into the receiving box 15, so that the sewage completes the solid-liquid separation.

[0031] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A sewage treatment device for facilitating cleaning of a filter screen, comprising a support frame (1), characterized in that: The left side of the top of the support frame (1) is bolted to a sedimentation tank (2), the right side of the top of the support frame (1) is bolted to a separation tank (3), the inner side of the upper part of the inner cavity of the separation tank (3) is bolted to a filter screen plate (4), the upper part of the left side of the inner cavity of the separation tank (3) is rotatably connected to a rotating rod (5) through a bearing, the middle part of the surface of the rotating rod (5) is bolted to a cam (6), the upper part of the right side of the separation tank (3) is bolted to a first motor (7), and the right side of the rotating rod (5) passes through the separation tank (3) and is bolted to the output end of the first motor (7), the top of the inner cavity of the separation tank (3) is bolted to tension springs (8) all around, the bottom of the tension springs (8) is bolted to a connecting plate (9), the connecting plate A cleaning rod (10) is arranged and bolted at the bottom of the separation tank (9), a second motor (11) is bolted to the right side of the front of the separation tank (3), a driving shaft (12) is rotatably connected to the right side of the front of the inner cavity of the separation tank (3) through a bearing, and the front of the driving shaft (12) passes through the separation tank (3) and is bolted to the output end of the second motor (11), a separation grid (13) is arranged and bolted to the surface of the driving shaft (12) in a circular manner, a treatment tank (14) is provided in the middle of the right side of the separation tank (3), a receiving box (15) is bolted to the lower part of the right side of the separation tank (3), a baffle (16) is bolted to the top of the receiving box (15), and a water outlet pipe (17) is connected to the center of the bottom of the separation tank (3).

2. A sewage treatment device for facilitating cleaning of the filter screen according to claim 1, characterized in that: A third motor (18) is bolted to the center of the top of the sedimentation tank (2), and fixing plates (19) are bolted to the upper and lower sides of the inner cavity of the sedimentation tank (2). A mixing rod (20) is rotatably connected to the center of the inner side of the fixing plate (19) via a bearing, and the top of the mixing rod (20) passes through the top of the sedimentation tank (2) and is bolted to the output end of the third motor (18).

3. A sewage treatment device for facilitating cleaning of filter screens according to claim 1, characterized in that: The middle part of the left side of the precipitation tank (2) is connected to a sewage pipe (21), and the upper part of the left side of the precipitation tank (2) is connected to a solvent addition pipe (22).

4. A sewage treatment device for facilitating cleaning of filter screens according to claim 1, characterized in that: The right side of the bottom of the sedimentation tank (2) is connected to a water pumping pipe (23), and the upper part of the left side of the separation tank (3) is connected to a water supply pipe (24).

5. A sewage treatment device for facilitating cleaning of filter screens according to claim 4, characterized in that: A water pump (25) is bolted to the lower part of the right side of the sedimentation tank (2), and the left side and the upper side of the water pump (25) are respectively connected to the other end of the water pump pipe (23) and the water supply pipe (24).

6. A sewage treatment device for facilitating cleaning of filter screens according to claim 1, characterized in that: The middle part of the water outlet pipe (17) is connected to a solenoid valve (26).

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