Sludge scraping device for sewage treatment sedimentation tank

Abstract

The utility model discloses a sludge scraping device for a sewage treatment settling pond, which comprises a settling pond, a moving frame and a sludge scraping mechanism, a water baffle is arranged at the water inlet end of the settling pond, a through hole is arranged on the water baffle, a sludge tank is arranged on one side of the settling pond, a sludge pumping pipe is arranged on the settling pond and extends into the sludge tank, and the sludge scraping mechanism is arranged on the moving frame. A plurality of groups of mud pumping pipes are arranged, the movable frame is arranged on the sedimentation tank in a spanning manner, an automatic walking device is arranged on the movable frame, tracks for guiding the walking direction of the automatic walking device are arranged on two sides of the sedimentation tank, and the mud scraping mechanism is arranged on the movable frame. The mud scraping mechanism comprises a first air cylinder, a lifting plate and a foldable mud scraping assembly. The utility model relates to the technical field of sludge scraping devices, and particularly provides a sludge scraping device for a sewage treatment sedimentation tank, which is convenient for cleaning a bottom wall and side walls, can meet various use requirements of users, and can be suitable for sedimentation tanks with different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of scraper devices, in particular to a scraper device for a sewage treatment sedimentation tank. Background Art

[0002] Sedimentation tanks are used in the sewage treatment process to remove suspended solids in the water by using the natural sedimentation or coagulation sedimentation of water, thereby achieving the effect of purifying water quality. When using a sedimentation tank, it is necessary to clean the stains inside the sedimentation tank in a timely manner, and a sludge scraper device is needed at this time. However, most existing sludge scrapers can only clean the bottom of the sedimentation tank, but cannot clean the side walls of the sedimentation tank, which makes the cleaning of the sedimentation tank incomplete. At the same time, the existing sludge scraper device cannot be used in sedimentation tanks of different sizes. Therefore, we have developed a sewage treatment sedimentation tank scraper device to solve the above problems. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a sewage treatment sedimentation tank scraper device which is convenient for cleaning the bottom wall and the side wall, can meet the various usage needs of users, and can be suitable for sedimentation tanks of different sizes.

[0004] The technical solution adopted by the utility model is as follows: The utility model is a sludge scraping device for a sewage treatment sedimentation tank, comprising a sedimentation tank, a movable frame and a sludge scraping mechanism, a water inlet end of the sedimentation tank is provided with a water baffle, a through hole is provided on the water baffle, a sludge trough is provided on one side of the sedimentation tank, a sludge suction pipe is provided on the sedimentation tank, the sludge suction pipe extends into the sludge trough, and the sludge suction pipe is provided in several groups, the movable frame is straddled on the sedimentation tank, an automatic walking device is provided on the movable frame, tracks for guiding the walking direction of the automatic walking device are provided on both sides of the sedimentation tank, the sludge scraping mechanism is arranged on the movable frame, the sludge scraping mechanism comprises a first cylinder, a lifting plate and a foldable sludge scraping assembly, the first cylinder is arranged on the movable frame, the lifting plate is arranged on the output shaft of the first cylinder, and the foldable sludge scraping assembly is arranged on the lifting plate.

[0005] Furthermore, the foldable scraper assembly includes a connecting rod, a folding plate and a second cylinder, the connecting rod is arranged on the lifting plate, the folding plate is hinged on the connecting rod, a vertical frame is arranged on the connecting rod, the two ends of the second cylinder are respectively hinged on the vertical frame and the folding plate, the lifting plate is provided with a first scraper, and the folding plate is provided with a second scraper.

[0006] Furthermore, a sliding cavity and a sliding groove are provided in the lifting plate, a screw rod is rotatably provided in the sliding cavity, the connecting rod is slidably arranged in the sliding cavity and is threadedly sleeved on the screw rod, the vertical frame is slidably arranged in the sliding groove, a cavity is provided in the lifting plate, a double-headed motor is provided in the cavity, one end of the screw rod is rotatably extended into the cavity and is arranged on the output shaft of the double-headed motor.

[0007] Furthermore, a mud guiding baffle is provided in the sludge tank, the mud guiding baffle is located between two adjacent groups of mud pumping pipes, and a mud guiding inclined surface is provided on the mud guiding baffle.

[0008] Furthermore, a moving groove is provided on the moving frame, a sliding plate is slidably provided in the moving groove, a telescopic rod is provided on the sliding plate, and the telescopic rod is provided on the vertical frame.

[0009] Furthermore, the foldable mud scraper assembly is symmetrically provided in two groups.

[0010] The beneficial effects achieved by the utility model by adopting the above structure are as follows: the present scheme is provided with a movable frame, and the folding plate can be selectively erected or laid flat according to the use requirements. When it is necessary to clean the bottom of the sedimentation tank, the connecting rod is retracted into the sliding cavity, and the folding plate is laid flat, so that the first scraper and the second scraper are in contact with the bottom wall of the sedimentation tank. At this time, the bottom wall of the sedimentation tank can be cleaned by the first scraper and the second scraper. When it is necessary to clean the side wall of the sedimentation tank, the connecting rod is extended from the sliding cavity, and the folding plate is erected, so that the second scraper is in contact with the side wall of the sedimentation tank. At this time, the side wall of the sedimentation tank can be cleaned by the second scraper, which can better meet the various use needs of the staff and is more practical. The present scheme is provided with a movable frame and an automatic walking device, and the movable frame and the automatic walking device can drive the sludge scraping mechanism to move, thereby comprehensively cleaning the sedimentation tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0012] Figure 1 A three-dimensional diagram of an embodiment of the utility model;

[0013] Figure 2 An exploded view of an embodiment of the utility model;

[0014] Figure 3 It is a front view of an embodiment of the utility model;

[0015] Figure 4 for Figure 3 Sectional view along section AA;

[0016] Figure 5 for Figure 4 Sectional view along section BB;

[0017] Figure 6 A top view of an embodiment of the utility model;

[0018] Figure 7 for Figure 4 A magnified view of part A;

[0019] Figure 8 This is a schematic diagram of the structure of the mud guide baffle in the embodiment of the utility model;

[0020] Fig. 9 It is a schematic diagram of the structure of the lifting plate in the embodiment of the utility model.

[0021] Among them, 1. sedimentation tank, 2. moving frame, 3. scraper mechanism, 4. sludge trough, 5. water baffle, 6. through hole, 7. mud suction pipe, 8. track, 9. automatic walking device, 10. first cylinder, 11. lifting plate, 12. foldable scraper assembly, 13. first scraper, 14. slide, 15. stand, 16. connecting rod, 17. folding plate, 18. second cylinder, 19. second scraper, 20. screw, 21. sliding chamber, 22. mud guide partition, 23. mud guide slope, 24. telescopic rod, 25. sliding plate, 26. double-headed motor. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0024] like Figure 1-Figure 9As shown, the utility model is a sludge scraping device for a sewage treatment sedimentation tank, comprising a sedimentation tank 1, a mobile frame 2 and a sludge scraping mechanism 3, a water baffle 5 is provided at the water inlet end of the sedimentation tank 1, a through hole 6 is provided on the water baffle 5, a sludge tank 4 is provided on one side of the sedimentation tank 1, a sludge suction pipe 7 is provided on the sedimentation tank 1, the sludge suction pipe 7 extends into the sludge tank 4, and the sludge suction pipe 7 is provided in a plurality of groups, the mobile frame 2 is straddled on the sedimentation tank 1, an automatic walking device 9 is provided on the mobile frame 2, and both sides of the sedimentation tank 1 are provided with a device for adjusting the walking direction of the automatic walking device 9. The sludge scraping mechanism 3 is arranged on the movable frame 2, and the sludge scraping mechanism 3 includes a first cylinder 10, a lifting plate 11 and a foldable sludge scraping assembly 12. The first cylinder 10 is arranged on the movable frame 2, the lifting plate 11 is arranged on the output shaft of the first cylinder 10, and the foldable sludge scraping assembly 12 is arranged on the lifting plate 11; a sludge guiding baffle 22 is arranged in the sludge trough 4, and the sludge guiding baffle 22 is located between two adjacent groups of sludge suction pipes 7, and a sludge guiding slope 23 is arranged on the sludge guiding baffle 22; two groups of foldable sludge scraping assemblies 12 are symmetrically arranged.

[0025] The foldable scraper assembly 12 includes a connecting rod 16, a folding plate 17 and a second cylinder 18. The connecting rod 16 is arranged on the lifting plate 11, and the folding plate 17 is hinged on the connecting rod 16. The connecting rod 16 is provided with a stand 15. The two ends of the second cylinder 18 are respectively hinged on the stand 15 and the folding plate 17. The lifting plate 11 is provided with a first scraper 13, and the folding plate 17 is provided with a second scraper 19. The lifting plate 11 is provided with a sliding cavity 21 and a slide groove 14. The sliding cavity 21 rotates A screw rod 20 is provided, a connecting rod 16 is slidably engaged in a sliding cavity 21 and is threadedly sleeved on the screw rod 20, a vertical frame 15 is slidably provided in a sliding groove 14, a cavity is provided in the lifting plate 11, a double-headed motor 26 is provided in the cavity, one end of the screw rod 20 rotates and extends into the cavity and is provided on the output shaft of the double-headed motor 26; a moving groove is provided on the moving frame 2, a sliding plate 25 is slidably provided in the moving groove, a telescopic rod 24 is provided on the sliding plate 25, and the telescopic rod 24 is provided on the vertical frame 15.

[0026] During specific use, the mud suction pipe 7 is connected to the external mud extraction equipment. When the bottom wall of the sedimentation tank 1 needs to be cleaned, the second cylinder 18 is started to extend the output end of the second cylinder 18, and the folding plate 17 is laid flat. Then, the connecting rod 16 is telescopically adjusted according to the width of the sedimentation tank 1. The double-headed motor 26 can drive the screw rod 20 to rotate. The rotation of the screw rod 20 drives the connecting rod 16 to slide, and the connecting rod 16 drives the folding plate 17 to move, thereby meeting the cleaning needs of sedimentation tanks 1 of different widths. After the adjustment is completed, the double-headed motor 26 is turned off, and the first cylinder 10 is started. The lifting plate 11 and the folding plate 17 are driven to descend by the first cylinder 10, so that the first scraper 13 and the second scraper 19 are in contact with the bottom wall of the sedimentation tank 1, and then the moving frame 2 and the mud scraping mechanism 3 are driven to move by the automatic walking device 9. During the movement of the scraper mechanism 3, the bottom wall of the sedimentation tank 1 is cleaned by the first scraper 13 and the second scraper 19; when the side wall of the sedimentation tank 1 needs to be cleaned, the second cylinder 18 is started, so that the output shaft of the second cylinder 18 is retracted, and the folding plate 17 is erected, and then the double-headed motor 26 is started, and the double-headed motor 26 drives the screw rod 20 to rotate, and the rotation of the screw rod 20 drives the connecting rod 16 to slide, and the connecting rod 16 drives the folding plate 17 to move, and the folding plate 17 drives the second scraper 19 to move, so that the second scraper 19 contacts the side wall of the sedimentation tank 1, and then the mobile frame 2 and the scraper mechanism 3 are driven to move by the automatic walking device 9. During the movement of the scraper mechanism 3, the side wall of the sedimentation tank 1 is cleaned by the second scraper 19, thereby meeting the various usage needs of the staff and being more practical. The cleaned sludge will be pushed into the sludge tank 4. The sludge in the sludge tank 4 will be guided by the sludge guide baffle 22 and the sludge guide slope 23 and will gather at the sludge extraction pipe 7. The sludge can be extracted through the external sludge extraction equipment and the sludge extraction pipe 7.

[0027] To sum up, the present scheme is provided with a movable frame 2, and the folding plate 17 can be selectively erected or laid flat according to the use requirements. When it is necessary to clean the bottom of the sedimentation tank 1, the connecting rod 16 is retracted into the sliding cavity 21, and the folding plate 17 is laid flat, so that the first scraper 13 and the second scraper 19 are in contact with the bottom wall of the sedimentation tank 1. At this time, the bottom wall of the sedimentation tank 1 can be cleaned by the first scraper 13 and the second scraper 19. When it is necessary to clean the side wall of the sedimentation tank 1, the connecting rod 16 is extended from the sliding cavity 21, and the folding plate 17 is erected, so that the second scraper 19 is in contact with the side wall of the sedimentation tank 1. At this time, the side wall of the sedimentation tank 1 can be cleaned by the second scraper 19, which can better meet the various use requirements of the staff and is more practical. The present scheme is provided with a movable frame 2 and an automatic walking device 9, and the movable frame 2 and the automatic walking device 9 can drive the sludge scraping mechanism 3 to move, thereby comprehensively cleaning the sedimentation tank 1.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A sludge scraping device for a sewage treatment sedimentation tank, comprising a sedimentation tank (1), a movable frame (2) and a sludge scraping mechanism (3), wherein a water baffle (5) is provided at the water inlet end of the sedimentation tank (1), and a through hole (6) is provided on the water baffle (5), a sludge trough (4) is provided on one side of the sedimentation tank (1), a sludge suction pipe (7) is provided on the sedimentation tank (1), and the sludge suction pipe (7) extends into the sludge trough (4), and the sludge suction pipe (7) is provided in a plurality of groups, characterized in that: The movable frame (2) is straddled on the sedimentation tank (1), an automatic walking device (9) is provided on the movable frame (2), tracks (8) for guiding the walking direction of the automatic walking device (9) are provided on both sides of the sedimentation tank (1), the mud scraping mechanism (3) is arranged on the movable frame (2), the mud scraping mechanism (3) comprises a first cylinder (10), a lifting plate (11) and a foldable mud scraping assembly (12), the first cylinder (10) is arranged on the movable frame (2), the lifting plate (11) is arranged on the output shaft of the first cylinder (10), and the foldable mud scraping assembly (12) is arranged on the lifting plate (11).

2. The sludge scraping device for a sewage treatment sedimentation tank according to claim 1, characterized in that: The foldable mud scraper assembly (12) comprises a connecting rod (16), a folding plate (17) and a second cylinder (18); the connecting rod (16) is arranged on the lifting plate (11); the folding plate (17) is hinged on the connecting rod (16); a vertical frame (15) is arranged on the connecting rod (16); two ends of the second cylinder (18) are respectively hinged on the vertical frame (15) and the folding plate (17); a first scraper (13) is arranged on the lifting plate (11); and a second scraper (19) is arranged on the folding plate (17).

3. The sludge scraping device for a sewage treatment sedimentation tank according to claim 2, characterized in that: The lifting plate (11) is provided with a sliding cavity (21) and a sliding groove (14), a screw rod (20) is rotatably provided in the sliding cavity (21), the connecting rod (16) is slidably arranged in the sliding cavity (21) and is arranged on the screw rod (20) through a threaded sleeve, the stand (15) is slidably arranged in the sliding groove (14), the lifting plate (11) is provided with a cavity, a double-headed motor (26) is arranged in the cavity, one end of the screw rod (20) is rotatably extended into the cavity and is arranged on the output shaft of the double-headed motor (26).

4. The sludge scraping device for a sewage treatment sedimentation tank according to claim 1, characterized in that: A mud guide baffle (22) is provided in the mud tank (4), the mud guide baffle (22) is located between two adjacent groups of mud extraction pipes (7), and a mud guide inclined surface (23) is provided on the mud guide baffle (22).

5. The sludge scraping device for sewage treatment sedimentation tank according to claim 3, characterized in that: The movable frame (2) is provided with a movable groove, a sliding plate (25) is slidably provided in the movable groove, a telescopic rod (24) is provided on the sliding plate (25), and the telescopic rod (24) is arranged on the vertical frame (15).

6. The sludge scraping device for a sewage treatment sedimentation tank according to claim 1, characterized in that: The foldable mud scraper components (12) are symmetrically provided in two groups.

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