Sewage treatment equipment for municipal cleaning

Abstract

The utility model discloses sewage treatment equipment for municipal cleaning, the structure of the sewage treatment equipment comprises a treatment box, a screening frame, a material conveying barrel and a filtering cavity, sewage is continuously input into the treatment box through a feed opening, enters the screening frame and is screened under the action of a screen, the sewage is screened, and the filtering effect is good. A motor drives a rotating rod to enable a stress block to push a screening frame to vibrate so as to screen out impurities such as branches in the sewage, and then the screened sewage falls into a lower-layer partition plate through an upper-layer partition plate and enters a conveying barrel through a feeding opening; under the action that a motor I drives a spiral push rod, sewage is filtered through a filter screen I and a filter screen II, and is extruded in a material conveying barrel, so that sludge and water are filtered, the water falls into a collecting layer, enters a filter layer in a filter cavity to be filtered, and then is discharged through a water outlet; the electromagnetic valve can be opened to discharge sludge, so that multi-layer filtering treatment is realized, and the filtering effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to sewage treatment equipment for municipal cleaning. Background Art

[0002] Municipal sewage usually includes domestic sewage, industrial wastewater and initial rainwater. Its main sources are discharged from residential, institutional or commercial areas, and are mixed with surface water and groundwater, and are liquid containing waste. Municipal sewage usually carries a large amount of solid impurities, which brings trouble to sewage treatment.

[0003] Current sewage treatment equipment usually filters sewage at one time to separate fixed impurities from the sewage. However, this method does not have a good filtering effect and is prone to cause sludge or impurities to clog the filter. It may also cause sludge to be discharged along with the water flow, resulting in poor sewage treatment effect.

[0004] Therefore, a sewage treatment equipment with multi-layer filtration treatment is proposed. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In order to overcome the shortcomings of the existing technology, a municipal cleaning sewage treatment equipment is proposed to solve the problem that the current sewage treatment equipment usually filters the sewage once to separate the fixed impurities from the sewage, but this method has a poor treatment effect during filtration, which can easily cause silt or impurities to block the filter, and may cause the silt to be discharged along with the water flow, resulting in poor sewage treatment effect.

[0007] (II) Technical solution

[0008] The utility model is realized by the following technical scheme: The utility model proposes a sewage treatment equipment for municipal cleaning, including

[0009] A processing box with an opening at the top, a control panel installed on the outside of the processing box, an upper end cover installed on the top of the processing box, and a feed opening provided in the middle of the upper end cover;

[0010] The upper part of the processing box is provided with an upper partition plate with a middle partition, a screening frame is installed on the upper end of the upper partition plate, the protrusions on both sides of the screening frame penetrate the upper end cover, and a limiting plate is installed on the top of the protrusion, a rotating rod is installed at the lower end of the screening frame through a bearing, a cam is installed on the outer side of the rotating rod, a second motor is installed on the outer side of the processing box through a mounting box, and the output end of the second motor is connected to the rotating rod;

[0011] A feed cylinder is obliquely installed in the middle of the processing box, and a spiral push rod is connected to the inside of the feed cylinder through a bearing. A motor 1 is installed at the bottom of the feed cylinder through a mounting box, and the output end of the motor 1 is connected to the spiral push rod. Filter 1 and filter 2 are fitted at the bottom of the feed cylinder. The feed cylinder is located inside the processing box and is provided with a feed inlet that passes through the upper end of the feed cylinder. The top of the feed cylinder is located outside the processing box and is provided with a discharge port, and a solenoid valve is installed inside the discharge port.

[0012] Furthermore, the bottom end surface and the side surface of the screening frame are provided with screens, and a force-bearing block is installed in the middle of the screening frame.

[0013] Furthermore, a positioning rod is provided on the upper end of the upper partition plate and passes through the outside of the screening frame.

[0014] Furthermore, a funnel-shaped lower partition is installed at the lower end of the upper partition, and the bottom end of the lower partition is connected to the feed port.

[0015] Furthermore, a collection layer is installed at the bottom of the processing box at the lower end of the feeding cylinder, and a filter cavity is provided at the bottom of the collection layer. Several filter layers are installed inside the filter cavity through the filter box.

[0016] Furthermore, a water outlet is installed at the bottom of the processing box located at the lower end of the collection layer, and a pull-out door is installed at the side of the processing box located at the filter chamber.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] In the utility model, sewage is continuously input into the screening frame through the feed port, and the rotating rod driven by the second motor causes the cam to swing the screening frame up and down to filter the sewage, so as to screen out impurities such as tree branches, and then the screened sewage enters the feeding barrel, and is pushed and squeezed by the spiral push rod, so that impurities such as silt are separated from water through the first filter screen and the second filter screen, so that the water is filtered through the filter layer inside the filter cavity, and is discharged through the water outlet, so that the three-layer filtering and processing function is used to realize the treatment of sewage, so as to realize the efficient treatment of sewage, so that the filtering and processing effect is better, and the situation that the filter is blocked due to one-time filtering is avoided, and the decomposition and processing effect is better, and the pollution in the water after filtration is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0021] Figure 1 It is a structural schematic diagram of the utility model;

[0022] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the working structure of the screening frame of the utility model;

[0024] Figure 4 It is a schematic diagram of the top view of the structure of the lower partition of the utility model;

[0025] In the figure: processing box 1, control panel 2, upper cover 3, discharge port 4, screening frame 5, limiting plate 6, feeding barrel 7, drawer door 8, water outlet 9, upper partition 10, positioning rod 11, screen 12, force block 13, rotating rod 14, cam 15, screw push rod 16, discharge port 17, solenoid valve 18, feed port 19, motor 110, filter 111, filter 2 112, collection layer 113, filter chamber 114, filter box 115, filter layer 116, motor 2 117, installation box 118, lower partition 119. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0027] See also Figure 1-Figure 4 The utility model provides a sewage treatment device for municipal cleaning, including a treatment box 1 with an upper opening, so that sewage can be treated therein to prevent sewage leakage from affecting the working environment. A control panel 2 is installed on the outside of the treatment box 1 so that the staff can operate the internal electrical appliances, making the operation more convenient for the staff. An upper end cover 3 is installed on the top of the treatment box 1, and the upper end cover 3 and the treatment box 1 can be connected by bolts or the like, so that the screening frame 5 can be taken out through the upper end cover 3 for cleaning, and a discharge port 4 is provided in the middle of the upper end cover 3, and the discharge port 4 is provided to facilitate the sewage to enter the interior for filtering and treatment;

[0028] An upper partition 10 with a middle partition is provided on the upper part of the treatment box 1. The falling of sewage can be achieved through the empty space inside the upper partition 10, and the upper partition 10 is provided to facilitate the installation of a positioning rod 11. A screening frame 5 is installed on the upper end of the upper partition 10, and a screen 12 is provided on the bottom end surface and the side of the screening frame 5 to screen and process the sewage and screen out tree branches and impurities in the sewage. A force block 13 is installed in the middle of the screening frame 5 to increase the hardness of the middle part, facilitate the force on the cam 15, and avoid excessive damage to the cam 15 during rotation. A positioning rod 11 is provided on the upper end of the upper partition 10 to penetrate the outer side of the screening frame 5, and the protrusions on both sides of the screening frame 5 penetrate the upper cover 3. The positioning rod 11 can increase the stability of the screening frame 5 and make the screening frame 5 only move up and down , to avoid left and right deviation, and a limiting plate 6 is installed on the top of the protruding part, so that when the upper end cover 3 is pulled upward, the limiting plate 6 can prevent the screening frame 5 from falling, and the screening frame 5 can be taken out upward at the same time, and a rotating rod 14 is installed at the lower end of the screening frame 5 through a bearing, and a cam 15 is installed on the outer side of the rotating rod 14, and the cam 15 can be provided with three places, which increases the upward thrust on the upper end of the screening frame 5, making it more convenient for the screening frame 5 to move up and down, and a motor 2 117 is installed on the outer side of the processing box 1 through the installation box 118, and the output end of the motor 2 117 is connected to the rotating rod 14, and the rotating rod 14 is driven by the motor 2 117 to rotate the cam 15, so that the cam 15 pushes the screening frame 5 to vibrate up and down to achieve screening and filtration of sewage, thereby screening tree branches and impurities in the sewage.

[0029] A feeding barrel 7 is obliquely installed in the middle of the treatment box 1, so that the upper and lower sewage can be moved from bottom to top, making it more convenient to filter the sewage during the movement. A spiral push rod 16 is connected to the inside of the feeding barrel 7 through a bearing, and a motor 110 is installed at the bottom of the feeding barrel 7 through a mounting box 118, and the output end of the motor 110 is connected to the spiral push rod 16. The spiral push rod 16 is driven by the motor 110 to rotate so that the sewage moves upward through the feeding barrel 7, and the sewage is stirred under the action of the spiral push rod 16, which can make the water and sludge separate faster. A filter screen 111 and a filter screen 2 112 are fitted at the bottom of the feeding barrel 7 to achieve sludge filtering, and the double-layer filtering effect is better. The feeding barrel 7 is provided with a feed port 1 at the bottom of the treatment box 1. 9 penetrates the upper end of the feeding barrel 7, so that the sewage after the first filtration of tree branch impurities enters the feeding barrel 7 through the feeding port 19 for treatment, and the lower end of the upper partition 10 is installed with a funnel-shaped lower partition 119, and the bottom end of the lower partition 119 is connected to the feeding port 19, so that the upper partition 10 is more convenient for material discharge treatment, and the sewage is discharged more concentratedly. The top of the feeding barrel 7 is located on the outside of the treatment box 1 and is provided with a discharge port 17 for discharging sludge. The discharge port 17 is installed with an electromagnetic valve 18, so that when the electromagnetic valve 18 is not opened, the spiral push rod 16 continues to rotate, so that the internal sludge is pressed, so that the internal water filtration is more complete, and the sludge can be discharged for secondary filtration when the electromagnetic valve 18 is opened.

[0030] A collecting layer 113 is installed at the bottom of the processing box 1, which is located at the lower end of the feeding tube 7, so as to collect the filtered water together, and a filter chamber 114 is provided at the bottom of the collecting layer 113 to filter the incoming sewage. Several layers of filter layers 116 are installed inside the filter chamber 114 through the filter box 115, so that the filtered sewage can be filtered again, so that the filtering effect is better and the sewage pollution is reduced. A water outlet 9 is installed at the bottom of the processing box 1, which is located at the lower end of the collecting layer 113, so that the filtered water can be discharged. A sliding door 8 is installed on the side of the processing box 1, which is located at the filter chamber 114, so as to realize the replacement and cleaning of the internal filter box 115, so that the filtering effect is better.

[0031] Working principle: When in use, first connect the control panel 2, the solenoid valve 18, the motor 1 110 and the motor 2 117 to an external power source, and then continuously input sewage into the screening frame 5 through the discharge port 4, and while inputting sewage, the motor 2 117 drives the rotating rod 14 to rotate the cam 15, so that the cam 15 pushes the force block 13 to move the screening frame 5 up and down, and screens it under the action of the screen 12, so that impurities such as branches are screened out, and then the screened sewage passes through the upper partition 10, the lower partition 119 and the feed port 19 into the feed tube 7 , and the motor 110 drives the spiral push rod 16 to rotate so that the sludge is forced to move upward, so that the sewage is filtered when it passes through the filter screen 111 and the filter screen 2 112, and the solenoid valve 18 can be opened or closed for a period of time according to the filtering effect, and the sludge is discharged through the discharge port 17 to enhance the filtering effect. Then the filtered sewage passes through the collection layer 113 and enters the filter cavity 114, and is filtered again by the internal filter layer 116, and then the filtered water is discharged through the water outlet 9 to complete the work.

[0032] 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. 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, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A sewage treatment equipment for municipal cleaning, characterized in that: include A processing box (1) with an opening at the top, a control panel (2) being installed on the outside of the processing box (1), an upper end cover (3) being installed on the top of the processing box (1), and a material discharge port (4) being provided in the middle of the upper end cover (3); The processing box (1) is provided with an upper partition (10) with a middle partition installed on the upper part, and a screening frame (5) is installed on the upper end of the upper partition (10), and the protrusions on both sides of the screening frame (5) penetrate the upper end cover (3), and the top of the protrusion is installed with a limiting plate (6), and the lower end of the screening frame (5) is installed with a rotating rod (14) through a bearing, and a cam (15) is installed on the outer side of the rotating rod (14), and the outer side of the processing box (1) is installed with a second motor (117) through a mounting box (118), and the output end of the second motor (117) is connected to the rotating rod (14); A feeding barrel (7) is obliquely installed in the middle of the processing box (1), and a spiral push rod (16) is connected to the inside of the feeding barrel (7) via a bearing. A motor 1 (110) is installed at the bottom of the feeding barrel (7) via a mounting box (118), and the output end of the motor 1 (110) is connected to the spiral push rod (16). A filter screen 1 (111) and a filter screen 2 (112) are fitted at the bottom of the feeding barrel (7). A feeding port (19) is provided at the bottom of the feeding barrel (7) located inside the processing box (1) and passes through the upper end of the feeding barrel (7). A discharge port (17) is provided at the top of the feeding barrel (7) located outside the processing box (1), and a solenoid valve (18) is installed inside the discharge port (17).

2. A municipal sewage treatment equipment according to claim 1, characterized in that: The bottom end surface and the side surface of the screening frame (5) are provided with a screen (12), and a force-bearing block (13) is installed in the middle of the screening frame (5).

3. A municipal sewage treatment equipment according to claim 1, characterized in that: The upper end of the upper partition plate (10) is provided with a positioning rod (11) which passes through the outer side of the screening frame (5).

4. A municipal sewage treatment equipment according to claim 3, characterized in that: A funnel-shaped lower partition (119) is installed at the lower end of the upper partition (10), and the bottom end of the lower partition (119) is connected to the feed port (19).

5. A municipal sewage treatment equipment according to claim 1, characterized in that: The bottom of the processing box (1) is located at the lower end of the feeding cylinder (7) and is provided with a collection layer (113), and a filter cavity (114) is provided at the bottom end of the collection layer (113), and a plurality of filter layers (116) are installed inside the filter cavity (114) via a filter box (115).

6. A municipal sewage treatment equipment according to claim 5, characterized in that: The bottom end of the processing box (1) is located at the lower end of the collection layer (113) and is provided with a water outlet (9), and the side of the processing box (1) is provided with a drawer door (8) located at the filter chamber (114).

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