Bridge type siphon sludge scraping device for sewage plant

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a bridge type siphon sludge scraping device for a sewage plant, which can adjust the height of a sludge scraping mechanism and a sludge suction mechanism as required, can be suitable for lifting plates with different heights, and is convenient to use, low in limitation and high in practicability. Comprising a moving trolley and a lifting plate; the device further comprises a lifting mechanism, a mud scraping mechanism and a mud suction mechanism, the lifting plate is installed on the moving vehicle through the lifting mechanism, the lifting mechanism is used for lifting the lifting plate, the mud scraping mechanism and the mud suction mechanism are both installed on the lifting plate, the mud scraping mechanism has a mud scraping function, and the mud suction mechanism has a mud suction function.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a bridge-type siphon sludge scraping device for a sewage plant. Background Art

[0002] In the sewage pool of the sewage treatment plant, the sewage is usually precipitated to make the sludge in the sewage settle to the bottom of the pool, and a sludge scraper is needed to regularly clean the sludge at the bottom of the pool. In the prior art, the siphon type driving sludge suction machine with patent application number 201420296151.1 is mainly composed of a sludge scraper, a walking mechanism and a sludge suction pipe. When it is used, the sludge at the bottom of the pool is scraped by the sludge scraper, and then the scraped sludge is sucked out through the sludge suction pipe; the inventor believes that there are the following problems in its use: since the sludge scraper device in the above-mentioned prior art cannot adjust the height of the sludge scraper, it cannot be applied to sewage pools of different heights, has high limitations in use, is inconvenient to use, and has poor practicality. . Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a bridge-type siphon scraper device for a sewage plant, which can adjust the height of the scraper mechanism and the suction mechanism as needed, can be suitable for lifting plates of different heights, is easy to use, has few limitations, and is highly practical.

[0004] The utility model discloses a bridge-type siphon mud scraping device for a sewage plant, comprising a mobile vehicle and a lifting plate; further comprising a lifting mechanism, a mud scraping mechanism and a mud sucking mechanism, wherein the lifting plate is mounted on the mobile vehicle through the lifting mechanism, the lifting mechanism is used to lift the lifting plate, the mud scraping mechanism and the mud sucking mechanism are both mounted on the lifting plate, the mud scraping mechanism has a mud scraping function, and the mud sucking mechanism has a mud sucking function; a mud collecting box is arranged on the left side of the sewage pool, a chamber is arranged in the sewage pool, and the output end of the mud sucking mechanism and the mud scraping mechanism are both located in the chamber of the sewage pool; when cleaning the mud at the bottom of the chamber of the sewage pool, the mud scraping mechanism is lifted by the lifting mechanism. The lowering mechanism adjusts the height of the lifting plate, and the lifting plate drives the scraping mechanism and the mud sucking mechanism to adjust the height until the lower ends of the scraping mechanism and the mud sucking mechanism are close to the bottom of the lifting plate chamber. Then the scraping mechanism and the mud sucking mechanism are opened, and the scraping mechanism scrapes the sludge at the bottom of the lifting plate chamber to loosen the sludge. At the same time, the mud sucking mechanism is opened to transport the sludge at the bottom of the lifting plate chamber to the mud collecting box through the mud sucking mechanism. The height of the scraping mechanism and the mud sucking mechanism can be adjusted as needed, and can be suitable for lifting plates of different heights. It is easy to use, has low limitations, and is highly practical.

[0005] Preferably, the lifting mechanism includes a hydraulic cylinder, a push rod and a sliding rod, the hydraulic cylinder is fixedly mounted on the upper end of the mobile vehicle, the push rod and the sliding rod are both slidably mounted on the mobile vehicle up and down, the upper end of the push rod is connected to the output end of the hydraulic cylinder, and the lifting plate is fixedly mounted on the lower end of the push rod and the sliding rod; when it is necessary to adjust the height of the mud scraping mechanism and the mud suction mechanism, the hydraulic cylinder is turned on, the hydraulic cylinder adjusts the height of the lifting plate through the push rod, and the lifting plate drives the mud scraping mechanism and the mud suction mechanism to adjust the height; the adjustment of the height of the mud scraping mechanism and the mud suction mechanism is convenient.

[0006] Preferably, the sludge scraping mechanism includes two groups of support frames, two groups of motors, two groups of rotating shafts and multiple groups of scrapers, the two groups of support frames are respectively fixedly mounted on the left and right parts of the lifting plate, the two groups of motors are respectively fixedly mounted on the two groups of support frames, the two groups of rotating shafts are respectively rotatably mounted on the two groups of support frames, the upper ends of the two groups of rotating shafts are respectively connected to the output ends of the two groups of motors, and the lower parts of the two groups of rotating shafts are provided with multiple groups of scrapers; when cleaning the sludge at the bottom of the sewage pool chamber, the lifting plate drives the support frame to descend, and the support frame drives the rotating shaft and the scraper to descend until the scraper is inserted into the sludge, and then the two groups of motors are turned on, and the two groups of motors rotate the multiple groups of scrapers through the two groups of rotating shafts, so that the solidified sludge at the bottom of the chamber is stirred and loosened by the multiple groups of scrapers, and then the sludge is sucked out by the sludge suction mechanism; the cleaning of the sludge is convenient.

[0007] Preferably, the mud suction mechanism includes a vacuum mechanism, two groups of mud suction pipes, a delivery pipe, two groups of valves A, a mud discharge pipe and a valve B. The two groups of mud suction pipes are fixedly mounted on the two groups of support frames respectively. The lower ends of the two groups of mud suction pipes are respectively located at the front sides of the two groups of rotating shafts. The output ends of the two groups of mud suction pipes are connected with the delivery pipes. The left and right parts of the delivery pipes are provided with valves A. The input end of the vacuum mechanism is connected with the delivery pipe, and the output end of the delivery pipe is connected with the mud discharge pipe. The height of the delivery end on the mud discharge pipe is lower than the height of the lower end of the mud suction pipe. The mud discharge pipe is provided with valve B. When it is in use, first close the valve on the delivery pipe. Valve A and valve B on the sludge discharge pipe, then open the vacuum mechanism to make the conveying pipe and the sludge discharge pipe in a vacuum state, then open the two sets of valves A to allow the sludge and water at the bottom of the sewage pool chamber to enter the sludge discharge pipe through the two sets of sludge suction pipes and the conveying pipe, then open valve B to allow the sludge and water in the sludge discharge pipe to fall into the sludge collecting box. Since the lower end of the sludge discharge pipe is lower than the sludge suction pipe, due to the siphon effect, the sludge and water in the sewage pool chamber will automatically enter the sludge discharge pipe through the sludge suction pipe and the conveying pipe, and then the sludge and water will automatically fall into the sludge collecting box for collection, which makes it convenient to suck out the sludge.

[0008] Preferably, the vacuum mechanism includes a vacuum pump and an exhaust pipe. The vacuum pump is fixedly mounted on the lifting plate. The input end of the vacuum pump is connected to the delivery pipe through the exhaust pipe. A valve is provided on the exhaust pipe. When the delivery pipe and the mud discharge pipe are in a vacuum state, valve B and two sets of valves A are closed, and the vacuum pump is turned on to make the delivery pipe and the mud discharge pipe in a vacuum state. Then the valve on the exhaust pipe is closed.

[0009] Preferably, the surface of the scraper is provided with an anti-rust coating; through the above arrangement, the anti-rust effect of the scraper is improved.

[0010] Preferably, a waterproof cover is provided on the motor; through the above arrangement, the safety of the motor during use is improved.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the heights of the mud scraping mechanism and the mud sucking mechanism can be adjusted as needed, and the utility model can be applied to lifting plates of different heights, and the utility model is easy to use, has few limitations, and is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the axonometric structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model in a sewage tank;

[0014] Figure 3 It is a schematic diagram of the structure of the sewage tank, mobile vehicle and hydraulic cylinder;

[0015] Figure 4 It is a structural schematic diagram of the mud suction mechanism;

[0016] Figure 5 It is a structural schematic diagram of the mud scraping mechanism;

[0017] Figure 6 It is a structural diagram of a mobile vehicle, a hydraulic cylinder, a lifting plate, etc.

[0018] Markings in the attached figure: 1. mobile vehicle; 2. lifting platform; 3. sewage pool; 4. mud collecting box; 5. hydraulic cylinder; 6. push rod; 7. sliding rod; 8. support frame; 9. motor; 10. rotating shaft; 11. scraper; 12. mud suction pipe; 13. conveying pipe; 14. valve A; 15. mud discharge pipe; 16. valve B; 17. vacuum pump; 18. exhaust pipe. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example 1

[0020] like Figures 1 to 6The mud scraping device of the utility model comprises a mobile vehicle 1, a lifting plate 2, a lifting mechanism, a mud scraping mechanism and a mud sucking mechanism. The lifting plate 2 is installed on the mobile vehicle 1 through the lifting mechanism. The lifting mechanism is used to lift the lifting plate 2. The mud scraping mechanism and the mud sucking mechanism are both installed on the lifting plate 2. The mud scraping mechanism has a mud scraping function, and the mud sucking mechanism has a mud sucking function. A mud collecting box 4 is arranged on the left side of the sewage pool 3. A chamber is arranged in the sewage pool 3. The output end of the mud sucking mechanism and the mud scraping mechanism are both located in the chamber of the sewage pool 3. When cleaning the mud at the bottom of the chamber of the sewage pool 3, the mud scraping mechanism is lifted by the lifting mechanism. The lifting plate 2 is adjusted in height, and the lifting plate 2 drives the scraping mechanism and the mud suction mechanism to adjust their heights until their lower ends are close to the bottom of the chamber of the lifting plate 2. Then the scraping mechanism and the mud suction mechanism are opened, and the scraping mechanism scrapes the sludge at the bottom of the chamber of the lifting plate 2 to loosen the sludge. At the same time, the mud suction mechanism is opened to transport the sludge at the bottom of the chamber of the lifting plate 2 to the mud collecting box 4 through the mud suction mechanism. The height of the scraping mechanism and the mud suction mechanism can be adjusted as needed, and can be suitable for lifting plates 2 of different heights. It is easy to use, has low limitations, and is highly practical.

[0021] like Figure 6 The lifting mechanism includes a hydraulic cylinder 5, a push rod 6 and a sliding rod 7. The hydraulic cylinder 5 is fixedly installed on the upper end of the mobile vehicle 1. The push rod 6 and the sliding rod 7 are both slidably installed on the mobile vehicle 1 up and down. The upper end of the push rod 6 is connected to the output end of the hydraulic cylinder 5, and the lifting plate 2 is fixedly installed on the lower ends of the push rod 6 and the sliding rod 7. When it is necessary to adjust the height of the mud scraping mechanism and the mud sucking mechanism, the hydraulic cylinder 5 is turned on, and the hydraulic cylinder 5 adjusts the height of the lifting plate 2 through the push rod 6, and the lifting plate 2 drives the mud scraping mechanism and the mud sucking mechanism to adjust the height; it is convenient to adjust the height of the mud scraping mechanism and the mud sucking mechanism.

[0022] like Figure 5 The sludge scraping mechanism includes two groups of support frames 8, two groups of motors 9, two groups of rotating shafts 10 and multiple groups of scrapers 11. The two groups of support frames 8 are fixedly mounted on the left and right parts of the lifting plate 2, respectively. The two groups of motors 9 are fixedly mounted on the two groups of support frames 8, respectively. The two groups of rotating shafts 10 are rotatably mounted on the two groups of support frames 8, respectively. The upper ends of the two groups of rotating shafts 10 are respectively connected to the output ends of the two groups of motors 9, and the lower parts of the two groups of rotating shafts 10 are provided with multiple groups of scrapers 11. When cleaning the sludge at the bottom of the chamber of the sewage pool 3, the lifting plate 2 drives the support frame 8 to descend, and the support frame 8 drives the rotating shaft 10 and the scraper 11 to descend until the scraper 11 is inserted into the sludge, and then the two groups of motors 9 are turned on. The two groups of motors 9 rotate the multiple groups of scrapers 11 through the two groups of rotating shafts 10, so that the solidified sludge at the bottom of the chamber is stirred and loosened by the multiple groups of scrapers 11, and then the sludge is sucked out by the sludge suction mechanism; it is convenient to clean the sludge.

[0023] like Figure 1 and Figure 4The mud suction mechanism includes a vacuum mechanism, two groups of mud suction pipes 12, a delivery pipe 13, two groups of valves A14, a mud discharge pipe 15 and a valve B16. The two groups of mud suction pipes 12 are fixedly installed on the two groups of support frames 8 respectively. The lower ends of the two groups of mud suction pipes 12 are respectively located at the front sides of the two groups of rotating shafts 10. The output ends of the two groups of mud suction pipes 12 are connected with the delivery pipes 13. The left and right parts of the delivery pipes 13 are provided with valves A14. The input end of the vacuum mechanism is connected with the delivery pipes 13. The output end of the delivery pipes 13 is connected with the mud discharge pipe 15. The height of the delivery end on the mud discharge pipe 15 is lower than the height of the lower end of the mud suction pipe 12. The mud discharge pipe 15 is provided with a valve B16. When it is used, first close the valve on the delivery pipe 13. Valve A14 and valve B16 on the mud discharge pipe 15, then open the vacuum mechanism to make the conveying pipe 13 and the mud discharge pipe 15 in a vacuum state, then open the two sets of valves A14, so that the sludge and water at the bottom of the chamber of the sewage pool 3 enter the mud discharge pipe 15 through the two sets of mud suction pipes 12 and the conveying pipe 13, and then open the valve B16 to make the sludge and water in the mud discharge pipe 15 fall into the mud collecting box 4. Since the lower end of the mud discharge pipe 15 is lower than the mud suction pipe 12, due to the siphon effect, the sludge and water in the chamber of the sewage pool 3 will automatically enter the mud discharge pipe 15 through the mud suction pipe 12 and the conveying pipe 13, and then the sludge and water will automatically fall into the mud collecting box 4 for collection; it is convenient to suck out the sludge.

[0024] like Figure 4 The vacuum mechanism includes a vacuum pump 17 and an exhaust pipe 18. The vacuum pump 17 is fixedly mounted on the lifting plate 2. The input end of the vacuum pump 17 is connected to the delivery pipe 13 through the exhaust pipe 18. A valve is provided on the exhaust pipe 18. When the delivery pipe 13 and the mud discharge pipe 15 are in a vacuum state, the valve B16 and the two sets of valves A14 are closed, and the vacuum pump 17 is opened to make the delivery pipe 13 and the mud discharge pipe 15 in a vacuum state. Then the valve on the exhaust pipe 18 is closed. The surface of the scraper 11 is provided with an anti-rust coating. Example 2

[0025] On the basis of Embodiment 1, a waterproof cover is provided on the motor 9; through the above arrangement, the safety of the motor 9 during use is improved.

[0026] The hydraulic cylinder 5, motor 9, scraper 11, delivery pipe 13 and vacuum pump 17 of the bridge-type siphon scraper device for a sewage treatment plant of the utility model are all purchased on the market. The technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative efforts.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A bridge-type siphon scraper device for a sewage treatment plant, comprising a mobile vehicle (1) and a lifting plate (2); characterized in that: It also comprises a lifting mechanism, a mud scraping mechanism and a mud sucking mechanism. The lifting plate (2) is mounted on the moving vehicle (1) via the lifting mechanism. The lifting mechanism is used to lift the lifting plate (2). The mud scraping mechanism and the mud sucking mechanism are both mounted on the lifting plate (2). The mud scraping mechanism has a mud scraping function, and the mud sucking mechanism has a mud sucking function. The lifting mechanism comprises a hydraulic cylinder (5), a push rod (6) and a sliding rod (7); the hydraulic cylinder (5) is fixedly mounted on the upper end of the moving vehicle (1); the push rod (6) and the sliding rod (7) are both slidably mounted on the moving vehicle (1) up and down; the upper end of the push rod (6) is connected to the output end of the hydraulic cylinder (5); and the lifting plate (2) is fixedly mounted on the lower ends of the push rod (6) and the sliding rod (7).

2. The bridge-type siphon scraper device for a sewage treatment plant as claimed in claim 1, characterized in that: The mud scraping mechanism comprises two groups of support frames (8), two groups of motors (9), two groups of rotating shafts (10) and a plurality of groups of scrapers (11); the two groups of support frames (8) are respectively fixedly mounted on the left and right parts of the lifting plate (2); the two groups of motors (9) are respectively fixedly mounted on the two groups of support frames (8); the two groups of rotating shafts (10) are respectively rotatably mounted on the two groups of support frames (8); the upper ends of the two groups of rotating shafts (10) are respectively connected to the output ends of the two groups of motors (9); and the lower parts of the two groups of rotating shafts (10) are both provided with a plurality of groups of scrapers (11).

3. The bridge-type siphon scraper device for a sewage treatment plant as claimed in claim 2, characterized in that: The mud suction mechanism comprises a vacuum mechanism, two groups of mud suction pipes (12), a delivery pipe (13), two groups of valves A (14), a mud discharge pipe (15) and a valve B (16). The two groups of mud suction pipes (12) are fixedly mounted on the two groups of support frames (8) respectively. The lower ends of the two groups of mud suction pipes (12) are respectively located at the front sides of the two groups of rotating shafts (10). The output ends of the two groups of mud suction pipes (12) are both connected to the delivery pipe (13). The left and right parts of the delivery pipe (13) are provided with valves A (14). The input end of the vacuum mechanism is connected to the delivery pipe (13). The output end of the delivery pipe (13) is connected to the mud discharge pipe (15). The height of the delivery end on the mud discharge pipe (15) is lower than the height of the lower end of the mud suction pipe (12). The mud discharge pipe (15) is provided with a valve B (16).

4. The bridge-type siphon scraper device for a sewage treatment plant as claimed in claim 3, characterized in that: The vacuum mechanism comprises a vacuum pump (17) and an exhaust pipe (18); the vacuum pump (17) is fixedly mounted on the lifting plate (2); the input end of the vacuum pump (17) is connected to the delivery pipe (13) via the exhaust pipe (18); and a valve is provided on the exhaust pipe (18).

5. The bridge-type siphon scraper device for sewage treatment plants as claimed in claim 2, characterized in that: The surface of the scraper (11) is provided with an anti-rust coating.

6. The bridge-type siphon scraper device for sewage treatment plants as claimed in claim 2, characterized in that: The motor (9) is provided with a waterproof cover.

Images