Sludge discharge device of sewage treatment equipment

Abstract

The utility model discloses a sludge discharge device of sewage treatment equipment, which comprises a sewage discharge tank, a sludge discharge cylinder, a sludge discharge component and a spray water tank, the sludge discharge cylinder is arranged at the upper end in the sewage discharge tank, two ends of the sludge discharge cylinder penetrate through the sewage discharge tank and extend to two sides in the sewage discharge tank, the sludge discharge component is arranged in the sludge discharge cylinder, and the spray water tank is arranged in the sludge discharge cylinder. The spraying water tank is arranged on one side of the top in the pollution discharge tank, the spraying water tank is communicated with one end of the sludge discharge assembly, and the sludge discharge assembly comprises a rotating motor and a spiral conveying pipe. The utility model relates to the technical field of sewage treatment equipment, in particular to a convenient-to-use sludge discharge device of sewage treatment equipment, which can be used for conveniently separating and discharging sewage and sludge, washing and spraying the interior of the sludge discharge device, and preventing the sludge blockage caused by long-time operation of the equipment from influencing the sludge discharge effect.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment equipment, in particular to a sludge discharging device for sewage treatment equipment. Background Art

[0002] Sewage refers to the discharged water from life and production that is contaminated to a certain extent. It contains a large amount of organic matter and is relatively easy to treat. Some sewage contains a large amount of impurities such as soil.

[0003] The existing cleaning method requires draining the water inside the sewage treatment device and then discharging the sewage. This treatment method not only takes a long time, affects the normal progress of sewage treatment, but also has a large labor intensity and high sewage treatment cost.

[0004] Therefore, improvements are needed for the existing problems. Content of the Utility Model

[0005] In view of the above situation, in order to overcome the current technical defects, the utility model provides a sludge discharging device for sewage treatment equipment that is easy to use. Through this device, sewage and sludge can be conveniently separated and discharged, and the inside of the sludge discharging device can be flushed and sprayed to prevent sludge blockage caused by long-term operation of the equipment and affect the sludge discharging effect.

[0006] The technical solution adopted by the utility model is as follows: The sludge discharging device for sewage treatment equipment provided by this solution includes a sewage discharge tank, a sludge discharge cylinder, a sludge discharge component, and a spray water tank. The sludge discharge cylinder is arranged at the upper end inside the sewage discharge tank. Both ends of the sludge discharge cylinder penetrate through the sewage discharge tank and extend to both sides inside the sewage discharge tank. The sludge discharge component is arranged inside the sludge discharge cylinder. The spray water tank is arranged on the top outside the sewage discharge tank. The spray water tank is communicated with one end of the sludge discharge component.

[0007] In order to facilitate the discharge of sludge in sewage, the sludge discharge component includes a rotating motor and a spiral conveying pipe. The rotating motor is arranged on one side of the sludge discharge cylinder. The spiral conveying pipe is rotatably arranged between the two inner side walls of the sludge discharge cylinder. The output shaft of the rotating motor is connected to one end of the spiral conveying pipe. Two groups of spiral conveying blades are symmetrically arranged on the spiral conveying pipe. The two groups of spiral conveying blades are arranged in opposite directions. By starting the rotating motor to drive the spiral conveying pipe to rotate, the two groups of spiral conveying blades arranged in opposite directions are used to convey the sludge in the sewage. A filter screen plate is arranged in the middle of the sludge discharge cylinder. Sludge discharge hoppers are arranged at the lower ends on both sides of the sludge discharge cylinder.

[0008] In order to facilitate the flushing and spraying of dirt, a rotary joint is arranged at one end of the spiral conveying pipe. The spray water tank is connected with a water pipe through a water pump. The water pipe is connected to one end of the rotary joint. Multiple groups of spray heads are arranged at intervals on the spiral conveying pipe. The spray heads and the spiral conveying blades are arranged at intervals and staggered. The spray heads are anti-blocking spray heads.

[0009] In order to facilitate further filtration of the sewage, a filter screen is provided at the lower end inside the sewage discharge tank. A driving motor is provided in the middle of the bottom wall of the sewage discharge tank, and the output shaft of the driving motor extends above the filter screen. A cleaning scraper adapted to the filter screen is provided on the output shaft of the driving motor, and the cleaning scraper cleans the surface of the filter screen.

[0010] In order to facilitate the transportation of the filtered sewage, a drain valve is provided on one side of the sewage discharge tank.

[0011] Furthermore, a sewage discharge pipe is provided in the middle of the top wall of the sewage discharge tank, and the lower end of the sewage discharge pipe is connected to the middle of the top wall of the sludge discharge cylinder.

[0012] Furthermore, a cleaning door is hermetically hinged on the sewage discharge tank.

[0013] The beneficial effects achieved by the present utility model with the above structure are as follows: The sludge discharge device of the sewage treatment equipment of the present utility model has the advantages that: through the arranged sludge discharge assembly, the water and sludge in the sewage can be separated, and the sludge is discharged from the sludge discharge hopper for collection under the drive of two sets of helical conveying blades arranged in opposite directions;

[0014] Through the arranged spray water tank and water pipe, the cleaning solution can be sprayed out through the spray heads arranged on the helical conveying pipe to wash and spray clean the inside of the sludge discharge cylinder, preventing blockage and affecting sludge discharge;

[0015] Through the arranged filter screen, the sewage separated from the sludge can be further filtered, and the cleaning scraper cleans the surface of the filter screen under the drive of the driving motor, preventing blockage and affecting the filtering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. They are used together with the embodiments of the present utility model to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0017] Figure 1 is the overall structural schematic diagram of the sludge discharge device of the sewage treatment equipment of the present utility model;

[0018] Figure 2 is the internal structural schematic Figure 1 ;

[0019] Figure 3 is the internal structural schematic Figure 2 .

[0020] Among them, 1. Sewage discharge tank, 2. Sludge discharge cylinder, 3. Sludge discharge assembly, 4. Spray water tank, 5. Rotary motor, 6. Screw conveyor pipe, 7. Screw conveyor blade, 8. Filter screen plate, 9. Sludge discharge hopper, 10. Rotary joint, 11. Water pipe, 12. Sprinkler head, 13. Filter screen, 14. Driving motor, 15. Cleaning scraper, 16. Drain valve, 17. Sewage discharge pipe. Specific implementation mode

[0021] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0022] It should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the terms "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.

[0023] As Figure 1 、 Figure 2 and Figure 3 shown, the technical solution adopted by the present invention is as follows: The sludge discharge device of the sewage treatment equipment provided by this solution includes a sewage discharge tank 1, a sludge discharge cylinder 2, a sludge discharge assembly 3 and a spray water tank 4. The sludge discharge cylinder 2 is arranged at the upper end inside the sewage discharge tank 1. Both ends of the sludge discharge cylinder 2 penetrate through the sewage discharge tank 1 and extend to both sides inside the sewage discharge tank 1. The sludge discharge assembly 3 is arranged inside the sludge discharge cylinder 2. The spray water tank 4 is arranged on the top outside the sewage discharge tank 1. The spray water tank 4 is communicated with one end of the sludge discharge assembly 3. A filter screen plate 8 is arranged in the middle of the sludge discharge cylinder 2. Sludge discharge hoppers 9 are arranged at the lower ends on both sides of the sludge discharge cylinder 2. A sewage discharge pipe 17 is arranged in the middle of the top wall of the sewage discharge tank 1. The lower end of the sewage discharge pipe 17 is connected to the middle of the top wall of the sludge discharge cylinder 2. A drain valve 16 is arranged on one side of the sewage discharge tank 1. A cleaning door is hermetically hinged on the sewage discharge tank 1.

[0024] As Figure 2 and Figure 3As shown in the figure, the sludge discharging assembly 3 includes a rotating motor 5 and a spiral conveying pipe 6. The rotating motor 5 is arranged on one side of the sludge discharging cylinder 2. The spiral conveying pipe 6 is rotatably arranged between the two inner side walls of the sludge discharging cylinder 2. The output shaft of the rotating motor 5 is connected to one end of the spiral conveying pipe 6. Two groups of spiral conveying blades 7 are symmetrically arranged on the spiral conveying pipe 6, and the two groups of spiral conveying blades 7 are arranged in opposite directions. By starting the rotating motor 5 to drive the spiral conveying pipe 6 to rotate, the two groups of spiral conveying blades 7 arranged in opposite directions convey the sludge in the sewage. One end of the spiral conveying pipe 6 is provided with a rotary joint 10. The spray water tank 4 is connected to a water pipe 11 through a water pump, and the water pipe 11 is connected to one end of the rotary joint 10. A plurality of groups of nozzles 12 are arranged at intervals on the spiral conveying pipe 6. The nozzles 12 are arranged at intervals and staggered with the spiral conveying blades 7. The nozzles 12 are anti-blocking nozzles 12.

[0025] As Figure 2 shown, a filter screen 13 is arranged at the lower end inside the sewage discharging box 1. A driving motor 14 is arranged in the middle of the lower bottom wall of the sewage discharging box 1. The output shaft of the driving motor 14 extends above the filter screen 13. A cleaning scraper 15 adapted to the filter screen 13 is arranged on the output shaft of the driving motor 14, and the cleaning scraper 15 cleans the surface of the filter screen 13.

[0026] During specific use, the sewage is introduced into the sewage discharging box 1 through the sewage discharging pipe 17. After being filtered by the filter screen plate 8 arranged in the sludge discharging cylinder 2, it flows to the bottom of the sewage discharging box 1 and is discharged from the drain valve 16 after being secondarily filtered by the filter screen 13. At the same time, the rotating motor 5 is started to drive the spiral conveying pipe 6 to rotate, and then the two groups of spiral conveying blades 7 arranged in opposite directions rotate accordingly to convey the filtered sludge, so that the sludge is discharged through the sludge discharging hopper 9;

[0027] When it is necessary to clean the inside of the sludge discharging cylinder 2, the spray water tank 4 is started to spray the cleaning solution through the nozzles 12 arranged on the spiral conveying pipe 6 to wash and spray the dirt;

[0028] When it is necessary to clean the filter screen 13, the driving motor 14 is started to drive the cleaning scraper 15 to rotate, so that the cleaning scraper 15 cleans the surface of the filter screen 13 to prevent dirt from blocking the filter screen 13 and affecting the filtering effect.

[0029] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprises", "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion, so that a process, method, material or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, material or device.

[0030] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A sludge discharge device for sewage treatment equipment, comprising a sewage discharge box and a sludge discharge cylinder, characterized in that: It also includes a mud discharge assembly and a spray water tank. The mud discharge cylinder is arranged at the upper end of the sewage discharge tank. Both ends of the mud discharge cylinder penetrate the sewage discharge tank and extend to both sides of the sewage discharge tank. The mud discharge assembly is arranged in the mud discharge cylinder. The spray water tank is arranged at the top of the sewage discharge tank. The spray water tank is connected to one end of the mud discharge assembly: The mud discharge assembly includes a rotating motor and a spiral conveying pipe. The rotating motor is arranged on one side of the mud discharge cylinder. The spiral conveying pipe is rotatably arranged between the two inner walls of the mud discharge cylinder. The output shaft of the rotating motor is connected to one end of the spiral conveying pipe. Two groups of spiral conveying blades are symmetrically arranged on the spiral conveying pipe, and the two groups of spiral conveying blades are arranged in opposite directions to each other.

2. A sludge discharge device for sewage treatment equipment according to claim 1, characterized in that: A rotating joint is arranged at one end of the spiral conveying pipe, the spray water tank is connected with a water pipe through a water pump, the water pipe is connected to one end of the rotating joint, a plurality of groups of nozzles are arranged at intervals on the spiral conveying pipe, and the nozzles and the spiral conveying blades are arranged alternately at intervals.

3. A sludge discharge device for sewage treatment equipment according to claim 2, characterized in that: A filter screen is provided at the lower end of the sewage box, a drive motor is provided in the middle of the lower bottom wall of the sewage box, the output shaft of the drive motor extends above the filter screen, and a cleaning scraper matched with the filter screen is provided on the output shaft of the drive motor, and the cleaning scraper cleans the surface of the filter screen.

4. A sludge discharge device for sewage treatment equipment according to claim 3, characterized in that: A sewage pipe is arranged in the middle of the upper top wall of the sewage box, and the lower end of the sewage pipe is connected to the middle of the upper top wall of the mud discharge tube.

5. A sludge discharge device for sewage treatment equipment according to claim 4, characterized in that: A filter screen is provided in the middle of the mud discharge cylinder, and mud discharge buckets are provided at the lower ends of both sides of the mud discharge cylinder.

6. A sludge discharge device for sewage treatment equipment according to claim 5, characterized in that: A drainage valve is arranged on one side of the sewage box, and a cleaning door is sealed and hingedly arranged on the sewage box.

7. A sludge discharge device for sewage treatment equipment according to claim 6, characterized in that: The nozzle is an anti-blocking type nozzle.

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