Sewage treatment device

Abstract

The utility model belongs to the field of municipal sewage, and particularly relates to a sewage treatment device which comprises a precipitation tank, a water inlet tank is fixedly connected to one side of the precipitation tank, a drainage tank is fixedly connected to the other side of the precipitation tank, and a blow-down valve is fixedly connected to the position, close to the bottom, of the surface of the precipitation tank. A slope is fixedly connected to the interior of the precipitation tank; a threaded column is controlled to rotate through a servo motor, so that a sliding block moves on the surface of the threaded column, a grating descends from a slope on one side, a sliding groove descends on the surface of the sliding block in a sliding mode, the grating intercepts floating objects on the surface of sewage, floating garbage in the sewage is convenient to clean, and the adaptability of the device is improved; garbage is discharged through the guide groove, the baffle plays a role in shielding and guiding the garbage, floating garbage can be conveniently collected to enable the device to continuously work, sewage is discharged through the drainage groove after being filtered through the filter screen, and the cleanliness of the device is improved.

Description

Technical Field

[0001] The utility model relates to the field of municipal sewage, in particular to a sewage treatment device. Background Art

[0002] Municipal sewage treatment water is a water source with large water quality changes and is very difficult to treat. The concentrations of total dissolved solids, COD, BOD, total silica, ammonia and some other pollutants change very frequently. In addition, the sewage before treatment contains high concentrations of organic matter, microorganisms, etc. Therefore, any product designed to treat water must be able to tolerate this variability and high concentrations of organic matter and active organisms. At the same time, municipal sewage comes from cities and usually carries more garbage impurities and floating objects on the surface of the sewage.

[0003] Existing sewage treatment devices are not easy to achieve the effect of conveniently cleaning floating garbage, which may lead to reduced adaptability of the device. Existing sewage treatment devices are not easy to achieve effective filtering and interception effects, which may lead to reduced cleanliness of the device.

[0004] Therefore, a sewage treatment device is proposed to address the above problems. Utility Model Content

[0005] In order to remedy the problems in the prior art, the utility model proposes a sewage treatment device.

[0006] The technical solution adopted by the present invention to solve its technical problems is: a sewage treatment device described in the present invention includes a sedimentation tank, one side of the sedimentation tank is fixedly connected to a water inlet tank, the other side of the sedimentation tank is fixedly connected to a drainage tank, the surface of the sedimentation tank near the bottom is fixedly connected to a sewage valve, the interior of the sedimentation tank is fixedly connected to a slope, the top of one of the slopes is fixedly connected to a mounting plate, and the outer side of the other slope is fixedly connected to a guide groove, the interior of the mounting plate is rotatably connected to a threaded column, the surface of the threaded column is threadedly fitted with a slider, the surface of the slider is slidably connected to a slide groove, and the bottom of the slide groove is fixedly connected to a grille.

[0007] Preferably, a baffle is fixedly connected to the side of the sedimentation tank, the baffle is semicircular in shape, and the center point of the baffle is set at the connection between the slope and the guide groove.

[0008] Preferably, the side surface of the grille fits the inner wall of the sedimentation tank, and the size of the grille matches the size of the slope.

[0009] Preferably, a servo motor is fixedly connected to the outer wall of the mounting plate, and an output end of the servo motor passes through the interior of the mounting plate and is fixedly connected to one end of a threaded column.

[0010] Preferably, a cross bar is fixedly connected to the inner wall of the baffle, and the inside of the cross bar is rotatably connected to the other end of the threaded column.

[0011] Preferably, a filter screen is fixedly embedded in a position near the drainage groove inside the sedimentation tank, and the opening position of the drainage groove corresponds to the setting position of the slope.

[0012] The utility model is beneficial in that:

[0013] 1. This utility model uses a servo motor to control the rotation of the threaded column, so that the slider moves on the surface of the threaded column, the grille descends from the slope on one side, and the chute slides and descends on the surface of the slider. The grille intercepts floating objects on the surface of the sewage, making it easier to clean floating garbage in the sewage and improving the adaptability of the device.

[0014] 2. In this utility model, when the grille moves to the slope on the other side, the garbage is discharged from the guide groove, and the baffle plays a role in shielding and guiding the garbage, which is convenient for collecting floating garbage and allowing the device to continue working. The sewage is filtered through the filter net and discharged from the drainage groove, thereby improving the cleanliness of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the sedimentation tank structure of the present utility model;

[0018] Figure 3 This is a schematic diagram of the filter structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the sewage valve of the present utility model.

[0020] In the figure: 1. Sedimentation tank; 2. Water inlet tank; 3. Drain tank; 4. Filter screen; 5. Drain valve; 6. Slope; 7. Guide trough; 8. Baffle; 9. Mounting plate; 10. Servo motor; 11. Threaded column; 12. Slider; 13. Slide; 14. Grille; 15. Crossbar. DETAILED DESCRIPTION

[0021] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figures 1-4 As shown, a sewage treatment device includes a sedimentation tank 1, one side of the sedimentation tank 1 is fixedly connected to a water inlet tank 2, the other side of the sedimentation tank 1 is fixedly connected to a drain tank 3, the surface of the sedimentation tank 1 near the bottom is fixedly connected to a sewage valve 5, the interior of the sedimentation tank 1 is fixedly connected to a slope 6, the top of one of the slopes 6 is fixedly connected to a mounting plate 9, the outer side of the other slope 6 is fixedly connected to a guide groove 7, the interior of the mounting plate 9 is rotatably connected to a threaded column 11, the surface of the threaded column 11 is threadedly engaged with a slider 12, the surface of the slider 12 is slidably connected to a chute 13, and the bottom of the chute 13 is fixedly connected to a grille 14;

[0023] Furthermore, a baffle 8 is fixedly connected to the side of the sedimentation tank 1. The baffle 8 is semicircular in shape, and the center point of the baffle 8 is set at the connection between the slope 6 and the guide groove 7;

[0024] During operation, the center point of the semicircular baffle 8 is arranged at the connection between the slope 6 and the guide groove 7 , so that the baffle 8 has a shielding and guiding effect on impurities passing through the slope 6 and the guide groove 7 .

[0025] Furthermore, the side of the grille 14 fits the inner wall of the sedimentation tank 1, and the size of the grille 14 matches the size of the slope 6;

[0026] During operation, the side surface of the grille 14 is in contact with the inner wall of the sedimentation tank 1 , so that the grille 14 can effectively clean the floating objects inside the sedimentation tank 1 .

[0027] Furthermore, a servo motor 10 is fixedly connected to the outer wall of the mounting plate 9, and the output end of the servo motor 10 passes through the interior of the mounting plate 9 and is fixedly connected to one end of a threaded column 11;

[0028] During operation, the output end of the servo motor 10 passes through the interior of the mounting plate 9 and is fixedly connected to one end of the threaded column 11 . The servo motor 10 controls the rotation direction of the threaded column 11 to facilitate adjustment of the position of the slider 12 .

[0029] Furthermore, a crossbar 15 is fixedly connected to the inner wall of the baffle 8, and the inner portion of the crossbar 15 is rotatably connected to the other end of the threaded column 11;

[0030] During operation, the cross bar 15 is connected to the other end of the threaded column 11 through internal rotation of the cross bar 15 , so that the cross bar 15 supports and limits the threaded column 11 , thereby improving the stability of the threaded column 11 during installation.

[0031] Furthermore, a filter screen 4 is fixedly embedded in the sedimentation tank 1 near the drainage trough 3, and the opening position of the drainage trough 3 corresponds to the setting position of the slope 6;

[0032] During operation, the filter screen 4 is fixedly embedded in the sedimentation tank 1 near the drainage tank 3 , so that the filter screen 4 can filter and intercept the sewage discharged from the sedimentation tank 1 .

[0033] Working principle: The water inlet tank 2 puts sewage into the sedimentation tank 1, and the sewage height is within the range of the slope 6. After sedimentation in the sedimentation tank 1, the clearer sewage on the top is filtered by the filter screen 4 and discharged from the drainage tank 3. The sewage valve 5 near the bottom of the sedimentation tank 1 is convenient for discharging sludge and other sediments inside the device. When garbage and debris float on the top of the sewage in the sedimentation tank 1, the servo motor 10 is started by an external power supply. The servo motor 10 controls the rotation of the threaded column 11, so that the slider 12 moves on the surface of the threaded column 11, and the grille 14 descends from the slope 6 on one side. The slide 13 slides and descends on the surface of the slider 12. The grille 14 intercepts floating objects on the sewage surface. When the grille 14 moves to the slope 6 on the other side, the garbage is discharged from the guide groove 7, and the baffle 8 plays a role in shielding and guiding the garbage.

[0034] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A sewage treatment device, comprising a sedimentation tank (1), characterized in that: One side of the sedimentation tank (1) is fixedly connected to a water inlet tank (2), the other side of the sedimentation tank (1) is fixedly connected to a drainage tank (3), a surface of the sedimentation tank (1) near the bottom is fixedly connected to a sewage valve (5), the interior of the sedimentation tank (1) is fixedly connected to a slope (6), the top of one of the slopes (6) is fixedly connected to a mounting plate (9), the outer side of the other slope (6) is fixedly connected to a guide groove (7), the interior of the mounting plate (9) is rotatably connected to a threaded column (11), the surface of the threaded column (11) is threadedly fitted with a slider (12), the surface of the slider (12) is slidably connected to a slide groove (13), and the bottom of the slide groove (13) is fixedly connected to a grille (14).

2. A sewage treatment device according to claim 1, characterized in that: A baffle (8) is fixedly connected to the side of the sedimentation tank (1), the baffle (8) is semicircular in shape, and the center point of the baffle (8) is arranged at the connection between the slope (6) and the guide groove (7).

3. A sewage treatment device according to claim 1, characterized in that: The side surface of the grid (14) is in contact with the inner wall of the sedimentation tank (1), and the size of the grid (14) is consistent with the size of the slope (6).

4. A sewage treatment device according to claim 1, characterized in that: A servo motor (10) is fixedly connected to the outer wall of the mounting plate (9), and an output end of the servo motor (10) passes through the interior of the mounting plate (9) and is fixedly connected to one end of a threaded column (11).

5. A sewage treatment device according to claim 2, characterized in that: The inner wall of the baffle (8) is fixedly connected with a cross bar (15), and the interior of the cross bar (15) is rotatably connected to the other end of the threaded column (11).

6. A sewage treatment device according to claim 1, characterized in that: A filter screen (4) is fixedly embedded in a position near the drainage trough (3) inside the sedimentation tank (1), and the opening position of the drainage trough (3) corresponds to the setting position of the slope (6).

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