Sludge discharge equipment for sewage treatment

Abstract

The utility model provides sludge discharge equipment for sewage treatment. The sludge discharge equipment for sewage treatment comprises a sedimentation tank, sliding rails are fixedly connected to the front side and the rear side of the top of the sedimentation tank, a motor cover penetrates through and is fixedly connected to the rear sides of the sliding rails, a servo motor penetrates through and is fixedly connected to the front end of the motor cover, and a first screw rod is fixedly connected to the output end of the servo motor; and the outer portion of the first screw rod penetrates through and is in threaded connection with a nut pair, the bottom of the nut pair is fixedly connected with a second electric push rod, and the output end of the second electric push rod is fixedly connected with a scraping plate. The sludge discharge equipment for sewage treatment provided by the utility model has the advantage of scraping and collecting all sludge at the bottom of the sedimentation tank.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a mud discharge device used for sewage treatment. Background Art

[0002] The process of purifying sewage to meet the water quality requirements for discharge into a certain water body or reuse is called sewage treatment. Sewage treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical treatment, catering, etc., and is increasingly entering the daily life of ordinary people. In the sewage treatment process, it is often necessary to precipitate the sludge in the sewage through a sedimentation tank, so sludge discharge equipment is needed for sludge discharge.

[0003] At present, most sedimentation tanks used for sewage treatment use sludge pumps to extract the settled sludge. Due to the large size of the sedimentation tank and the relatively flat bottom, it is difficult to ensure the fluidity of the sludge and to completely discharge the sludge during the extraction process. Therefore, manual work is required to clean and collect the scattered sludge, which reduces work efficiency.

[0004] Therefore, it is necessary to provide a sludge discharge equipment for sewage treatment to solve the above technical problems. Utility Model Content

[0005] The technical problem solved by the utility model is to provide a sludge discharge device for sewage treatment which can scrape and collect all the sludge on the bottom of a sedimentation tank.

[0006] In order to solve the above technical problems, the utility model provides a sludge discharge equipment for sewage treatment, including a sedimentation tank, wherein slide rails are fixedly connected to the front and rear sides of the top of the sedimentation tank, the rear side of the slide rails penetrates and is fixedly connected to a motor cover, the front end of the motor cover penetrates and is fixedly connected to a servo motor, the output end of the servo motor is fixedly connected to a first screw, the outside of the first screw penetrates and is threadedly connected to a nut pair, the bottom of the nut pair is fixedly connected to a second electric push rod, the output end of the second electric push rod is fixedly connected to a scraper, the inner middle of the scraper penetrates and is fixedly connected to a dual-axis motor, both output ends of the dual-axis motor are fixedly connected to a second screw, the outside of the second screw penetrates and is threadedly connected to an extension scraper, and the extension scraper penetrates and is slidably connected to the scraper, and the bottom front end of the sedimentation tank penetrates and is fixedly connected to a collection tank.

[0007] Preferably, brackets are fixedly connected to both left and right sides of the sedimentation tank, and a side inner wall scraping assembly is provided on the top of the bracket.

[0008] Preferably, the side inner wall scraping assembly includes two first electric push rods, which penetrate and are fixedly connected to the bracket, and the output end of the first electric push rod is fixedly connected to a mounting frame, and the outside of the mounting frame is fixedly connected to a scraping rod, and the scraping rod is in contact with the inner wall of the sedimentation tank.

[0009] Preferably, the left and right sides and the rear inner wall of the collection pool are all inclined.

[0010] Preferably, three mud discharge pipes are passed through and fixedly connected to the front side of the collecting tank, and a connecting pipe is passed through and fixedly connected to the front side of the mud discharge pipe.

[0011] Preferably, the top of the extended scraper is fixedly connected to a limiting block, and the limiting block penetrates and is slidably connected to the scraper.

[0012] Compared with the related art, the sludge discharge equipment for sewage treatment provided by the utility model has the following beneficial effects:

[0013] 1. The utility model provides a sludge discharge device for sewage treatment. Firstly, through the cooperation of the servo motor, the first screw, the nut pair, the second electric push rod, the scraper, the extended scraper, the double-axis motor and the second screw, the sludge on the bottom of the sedimentation tank can be scraped and moved, and the equipment can be stored when not in use and will not enter the sedimentation tank.

[0014] 2. The utility model provides a sludge discharge device for sewage treatment. Through the cooperation of two first electric push rods, a mounting frame and a scraper rod, the sludge adhering to the inner wall of the side of the sedimentation tank can be scraped off. Since the outer wall of the scraper rod is inclined, the scraping effect on the inner wall of the side can be effectively improved, and the scraped sludge is sent to the collection tank for sludge discharge through the scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of a sludge discharge device for sewage treatment provided by the utility model;

[0016] Figure 2 for Figure 1 The cross-sectional structural diagram shown;

[0017] Figure 3 for Figure 1 An enlarged schematic diagram of a portion of the structure shown;

[0018] Figure 4 for Figure 2 The partial cross-sectional structural diagram is shown.

[0019] Numbers in the figure: 1. sedimentation tank; 2. bracket; 3. first electric push rod; 4. collection tank; 5. mud discharge pipe; 6. connecting pipe; 7. slide rail; 8. motor cover; 9. mounting frame; 10. scraper rod; 11. second electric push rod; 12. scraper; 13. first screw; 14. nut pair; 15. extension scraper; 16. dual-axis motor; 17. second screw; 18. limit block; 19. servo motor. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of a sludge discharge device for sewage treatment provided by the utility model; Figure 2 for Figure 1 The cross-sectional structural diagram shown; Figure 3 for Figure 1 An enlarged schematic diagram of a portion of the structure shown; Figure 4 for Figure 2A partial cross-sectional structural schematic diagram is shown. A sludge discharge device for sewage treatment includes a sedimentation tank 1, wherein both front and rear sides of the top of the sedimentation tank 1 are fixedly connected with a slide rail 7, the rear side of the slide rail 7 is penetrated and fixedly connected with a motor cover 8, the front end of the motor cover 8 is penetrated and fixedly connected with a servo motor 19, the output end of the servo motor 19 is fixedly connected with a first screw 13, the outside of the first screw 13 is penetrated and threadedly connected with a nut pair 14, the bottom of the nut pair 14 is fixedly connected with a second electric push rod 11, the output end of the second electric push rod 11 is fixedly connected with a scraper 12, the inner middle of the scraper 12 is penetrated and fixedly connected with a dual-axis motor 16, the two output ends of the dual-axis motor 16 are fixedly connected with a second screw 17, the outside of the second screw 17 is penetrated and threadedly connected with an extension scraper 15, and the extension scraper 15 is penetrated and slidably connected with the scraper 12, and the bottom front end of the sedimentation tank 1 is penetrated and fixedly connected with a collecting screw. Pool 4, first, when discharging mud, start the second electric push rod 11, drive the scraper 12 to move to the bottom of the sedimentation tank 1, so as to make contact. After the contact is completed, start the dual-axis motor 16 to drive the two second screws 17 to rotate, thereby driving the two extended scrapers 15 to move out of the scraper 12 until they are in contact with the left and right inner walls of the sedimentation tank 1, and then start the servo motor 19 to drive the first screw 13 to rotate in the slide rail 7, and drive the nut pair 14 to move back and forth in the slide rail 7, thereby driving the second electric push rod 11, the scraper 12 and the extended scraper 15 in the sedimentation tank 1 to scrape the sludge from back to front, and push the scraped sludge into the collection tank 4. Since the left and right inner walls and the rear inner wall of the collection tank 4 are inclined, the pushed sludge can be gathered, which is convenient for the subsequent extraction of the sludge.

[0022] The left and right sides of the sedimentation tank 1 are fixedly connected with brackets 2 , and the top of the brackets 2 is provided with a side inner wall scraping assembly, which can scrape off the sludge adhered to the side inner wall rope of the sedimentation tank 1 .

[0023] The side inner wall scraping assembly includes two first electric push rods 3, which penetrate and are fixedly connected to the bracket 2. The output end of the first electric push rod 3 is fixedly connected to the mounting frame 9, and the outside of the mounting frame 9 is fixedly connected to a scraper rod 10, and the scraper rod 10 is in contact with the inner wall of the sedimentation tank 1. The two first electric push rods 3 are started to drive the mounting frame 9 to move. Since the scraper rod 10 is fixedly installed on the mounting frame 9 and the outer wall of the scraper rod 10 is inclined, the side inner wall and corner of the sedimentation tank 1 can be scraped from top to bottom.

[0024] The left and right sides and the rear inner wall of the collecting tank 4 are all inclined, so that the sludge collected inside the collecting tank 4 can be gathered together and will not be dispersed, thereby facilitating the discharge of the sludge.

[0025] Three mud discharge pipes 5 are passed through and fixedly connected to the front side of the collecting tank 4, and a connecting pipe 6 is passed through and fixedly connected to the front side of the mud discharge pipe 5. A mud pump is installed through the connecting pipe 6, and the sludge gathered in the collecting tank 4 is extracted through the three mud discharge pipes 5.

[0026] The top of the extended scraper 15 is fixedly connected to a limiting block 18 , and the limiting block 18 penetrates and is slidably connected to the scraper 12 , so that the extended scraper 15 will not be separated from the scraper 12 .

[0027] The working principle of the sludge discharge equipment for sewage treatment provided by the utility model is as follows:

[0028] First, when discharging mud, start the two first electric push rods 3 to drive the mounting frame 9 to move. Since the scraper rod 10 is fixedly installed on the mounting frame 9 and the outer wall of the scraper rod 10 is inclined, the side inner wall and corner of the sedimentation tank 1 can be scraped from top to bottom, and the scraped sludge falls directly on the bottom of the sedimentation tank 1. Start the second electric push rod 11 to drive the scraper 12 to move to the bottom of the sedimentation tank 1 to make contact. After the contact is completed, start the dual-axis motor 16 to drive the two second screws 17 to rotate, thereby driving the two extended scrapers 15 to move out of the scraper 12 until they are in contact with the inner walls on the left and right sides of the sedimentation tank 1. Then, the servo motor 19 is driven to drive The first screw 13 is driven to rotate in the slide rail 7, and drives the nut pair 14 to move back and forth in the slide rail 7, thereby driving the second electric push rod 11, the scraper 12 and the extended scraper 15 to scrape the sludge from the back to the front in the sedimentation tank 1, and push the scraped sludge into the collecting tank 4. Since the left and right inner walls and the rear inner wall of the collecting tank 4 are inclined, the pushed sludge can be gathered, which is convenient for the subsequent extraction of the sludge, and then the sludge pump is installed and connected to the connecting pipe 6, and the sludge gathered in the collecting tank 4 is extracted through the three mud discharge pipes 5, so that all the sludge in the sedimentation tank 1 can be discharged, thereby improving the work efficiency.

[0029] Compared with the related art, the sludge discharge equipment for sewage treatment provided by the utility model has the following beneficial effects:

[0030] The utility model provides a sludge discharge device for sewage treatment. Firstly, through the cooperation of the servo motor 19, the first screw 13, the nut pair 14, the second electric push rod 11, the scraper 12, the extended scraper 15, the double-axis motor 16 and the second screw 17, the sludge on the bottom of the sedimentation tank 1 can be scraped off and moved, and the device can be stored when not in use and will not enter the sedimentation tank 1.

[0031] The utility model provides a sludge discharge device for sewage treatment. Through the cooperation of two first electric push rods 3, a mounting frame 9 and a scraper rod 10, the sludge adhered to the inner wall of the side of the sedimentation tank 1 can be scraped off. Since the outer wall of the scraper rod 10 is inclined, the scraping effect on the inner wall of the side can be effectively improved, and the scraped sludge is sent to the collection tank 4 through the scraper 12 for sludge discharge.

[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A sludge discharge device for sewage treatment, comprising a sedimentation tank, characterized in that: The front and rear sides of the top of the sedimentation tank are fixedly connected with slide rails, the rear side of the slide rails passes through and is fixedly connected with a motor cover, the front end of the motor cover passes through and is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a first screw, the outside of the first screw passes through and is threadedly connected with a nut pair, the bottom of the nut pair is fixedly connected with a second electric push rod, the output end of the second electric push rod is fixedly connected with a scraper, the inner middle of the scraper passes through and is fixedly connected with a dual-axis motor, both output ends of the dual-axis motor are fixedly connected with a second screw, the outside of the second screw passes through and is threadedly connected with an extension scraper, and the extension scraper passes through and is slidably connected to the scraper, and the bottom front end of the sedimentation tank passes through and is fixedly connected with a collecting tank.

2. The sludge discharge equipment for sewage treatment according to claim 1, characterized in that: The left and right sides of the sedimentation tank are both fixedly connected with brackets, and the top of the bracket is provided with a side inner wall scraping component.

3. The sludge discharge equipment for sewage treatment according to claim 2, characterized in that: The side inner wall scraping assembly includes two first electric push rods, which penetrate and are fixedly connected to the bracket. The output end of the first electric push rod is fixedly connected to a mounting frame, and the outside of the mounting frame is fixedly connected to a scraping rod, and the scraping rod is in contact with the inner wall of the sedimentation tank.

4. The sludge discharge equipment for sewage treatment according to claim 1, characterized in that: The left and right sides and the rear inner wall of the collecting pool are all inclined.

5. The sludge discharge equipment for sewage treatment according to claim 1, characterized in that: Three mud discharge pipes are passed through and fixedly connected to the front side of the collecting tank, and a connecting pipe is passed through and fixedly connected to the front side of the mud discharge pipe.

6. The sludge discharge equipment for sewage treatment according to claim 1, characterized in that: The top of the extended scraper is fixedly connected with a limiting block, and the limiting block penetrates and is slidably connected with the scraper.

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