Automatic river and lake bottom sludge cleaning equipment

Abstract

The utility model discloses automatic sludge cleaning equipment at the bottom of a river and a lake, which relates to the technical field of sludge cleaning and comprises a main body arranged under a top plate and a screening net, a threaded hole is formed in the middle of the upper surface of the screening net in a penetrating manner, and four groups of first limiting rods are fixedly connected to the inner side wall of the main body; a cutting ring cutter is fixedly connected to the lower end of the main body, a cover disc is clamped to the upper end of the main body, a first lead screw shaft is arranged in the middle of the upper surface of the cover disc in a penetrating mode, a first motor is fixedly installed in the middle of the upper surface of the cover disc, and the first lead screw shaft is fixedly connected to the output end of the first motor; the sludge cleaning device has the advantages that the sludge pumping pipe can be prevented from being blocked by impurities in sludge in the sludge cleaning process, the sludge cleaning process is ensured to be stably carried out, the sludge cleaning efficiency is remarkably improved, manual cleaning is not needed, the function of automatically cleaning the sludge at the river bottom is achieved, and the cleaning efficiency of the sludge at the river bottom is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge cleaning, in particular to automatic cleaning equipment for river and lake bottom sludge. Background Art

[0002] With the continuous development of urban construction, the awareness of environmental protection has been further enhanced. Among them, river channels are one of the necessary projects in the current urban construction, so that the purpose of drainage can be further achieved through the construction of river channels, and at the same time it can also serve the purpose of appreciation. In the construction of river channels, most of them are built with concrete to ensure that the river water can flow. Although the construction of river channels can be achieved through concrete structures, due to the large amount of silt mixed in the flowing water, over time it will cause the silt to gather at the bottom of the river, thereby causing river water pollution. Therefore, it is necessary to design an automatic cleaning equipment for river and lake bottom sludge.

[0003] After searching, the patent number is CN201915436U, which discloses a river bottom sludge boat cleaning net, which cooperates with a mechanical tugboat to clean the sludge on the bottom of the river. It has the advantages of fast cleaning speed, high work efficiency and reduced labor intensity. However, when the existing river and lake bottom sludge automatic cleaning equipment is in use, impurities in the river bottom sludge will continue to accumulate inside the mud suction pipe of the equipment, which can easily cause equipment blockage, thereby reducing the sludge cleaning efficiency. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an automatic cleaning device for river and lake bottom sludge. When the existing automatic cleaning device for river and lake bottom sludge is in use, impurities in the river bottom sludge will continuously accumulate inside the sludge suction pipe of the device, which can easily cause the device to be blocked, thereby reducing the sludge cleaning efficiency.

[0005] In order to solve the above technical problems, the technical solution of the utility model is a kind of automatic cleaning equipment for river and lake bottom sludge, including a main body arranged just below the top plate, and also including a screening net, a threaded hole is opened through the middle position of the upper surface of the screening net, four groups of first limit rods are fixedly connected to the inner wall of the main body, a cutting ring is fixedly connected to the lower end of the main body, a cover plate is clamped on the upper end of the main body, and a first screw shaft is penetrated through the middle position of the upper surface of the cover plate.

[0006] As a further solution of the utility model: a first motor is fixedly installed at the middle position of the upper surface of the cover plate, and the first screw shaft is fixedly connected to the output end of the first motor.

[0007] As a further solution of the utility model: an inner thread ring plate is fixedly connected to the outer side of the cover plate, and the inner thread ring plate is threadedly connected to the main body.

[0008] As a further solution of the utility model: the first screw shaft is threadedly connected to the screening net through a threaded hole, and a retaining ring is threadedly connected to the outer bottom of the first screw shaft, and the four groups of the first limit rods are symmetrically arranged about the first screw shaft.

[0009] As a further solution of the utility model: four groups of notches are formed at equal intervals on the outer side surface of the screening net, and the four groups of first limit rods are slidably connected to the screening net through the notches respectively.

[0010] As a further solution of the utility model: a second screw shaft is provided through the middle position of the upper surface of the top plate, an internal threaded tube is clamped on the upper end of the first motor, limiting tubes are fixedly connected to the upper surface of the cover plate and on both sides of the internal threaded tube, second limiting rods are fixedly connected to the lower surface of the top plate and on both sides of the second screw shaft, pull rods are fixedly connected to the upper surface of the top plate near the edges on both sides, and pull rings are fixedly connected to the upper ends of the two groups of pull rods.

[0011] As a further solution of the utility model: a second motor is fixedly installed in the middle position of the upper surface of the top plate, and the second screw shaft is fixedly connected to the output end of the second motor, the second screw shaft is threadedly connected to the internal threaded tube, and two groups of the second limit rods are respectively slidably connected to the two groups of limit tubes.

[0012] As a further solution of the utility model: a mud pump is installed on the lower surface of the top plate near the rear side, the inlet of the mud pump is fixedly connected to a mud suction pipe, the outlet of the mud pump is fixedly connected to a mud discharge pipe, a mud inlet hole is opened through the outer bottom of the mud suction pipe, and the mud discharge pipe is clamped with a screening net.

[0013] The utility model adopts the above technical scheme, and has the following advantages compared with the prior art: by starting the first motor on the upper surface of the cover plate to drive the first screw shaft that penetrates the cover plate to rotate, the screening net is moved from top to bottom through the threaded holes in cooperation with the four groups of first limit rods and the four groups of slots, until the screening net pushes the impurities in the sludge to the inner bottom of the main body, which can prevent the impurities in the sludge from clogging the sludge suction pipe during the sludge cleaning process, ensure the stable progress of the sludge cleaning process, and significantly improve the sludge cleaning efficiency.

[0014] Through the cooperation of two sets of pull rods and two sets of pull rings, the drone lifts the equipment, and then the second motor on the upper surface of the top plate is started to drive the second screw shaft to rotate, so that the main body moves downward through the threaded connection of the second screw shaft and the internal threaded tube in cooperation with the two sets of second limit rods and two sets of limit tubes, and then the main body is inserted into the silt through the cutting ring knife, and then the mud pump on the top plate is started, and the silt on the riverbed is pumped out to the shore through the mud pumping pipe and the mud inlet hole in cooperation with the mud discharge pipe. There is no need for manual cleaning, which realizes the automatic cleaning function of the riverbed sludge and improves the cleaning efficiency of the riverbed sludge. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of an automatic cleaning device for river and lake bottom sludge in an embodiment of the utility model;

[0016] Figure 2 It is a cross-sectional structural diagram of the main body in the embodiment of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure of the top plate in the embodiment of the utility model;

[0018] Figure 4 It is a front view of an automatic cleaning device for river and lake bottom sludge in an embodiment of the utility model.

[0019] In the figure: 1. main body; 2. cover plate; 3. internal threaded ring plate; 4. first motor; 5. first screw shaft; 6. retaining ring; 7. screening net; 8. threaded hole; 9. first limit rod; 10. cutting ring; 11. top plate; 12. second motor; 13. second screw shaft; 14. internal threaded pipe; 15. second limit rod; 16. limit pipe; 17. mud pump; 18. mud pipe; 19. mud inlet hole; 20. mud discharge pipe; 21. pull rod; 22. pull ring. DETAILED DESCRIPTION

[0020] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0021] Example 1, please refer to Figure 1-Figure 4 , an automatic cleaning device for river and lake bottom sludge, includes a main body 1 arranged directly below a top plate 11, and also includes a screening net 7, a threaded hole 8 is penetrated in the middle position of the upper surface of the screening net 7, four groups of first limit rods 9 are fixedly connected to the inner side wall of the main body 1, a cutting ring knife 10 is fixedly connected to the lower end of the main body 1, a cover plate 2 is clamped at the upper end of the main body 1, and a first screw shaft 5 is penetrated in the middle position of the upper surface of the cover plate 2.

[0022] A first motor 4 is fixedly installed in the middle position of the upper surface of the cover plate 2, and the first screw shaft 5 is fixedly connected to the output end of the first motor 4. An internal threaded ring plate 3 is fixedly connected to the outer side of the cover plate 2, and the internal threaded ring plate 3 is threadedly connected to the main body 1.

[0023] In this embodiment, the cover plate 2 is clamped on the upper end of the main body 1 through the internal thread ring plate 3.

[0024] The first screw shaft 5 is threadedly connected to the screening net 7 through a threaded hole 8, and a retaining ring 6 is threadedly connected to the outer bottom of the first screw shaft 5, four groups of first limiting rods 9 are symmetrically arranged about the first screw shaft 5, and four groups of notches are evenly spaced on the outer side surface of the screening net 7, and the four groups of first limiting rods 9 are slidably connected to the screening net 7 through the notches.

[0025] In this embodiment, the first screw shaft 5 is threadedly connected to the screening net 7 to cooperate with four groups of first limiting rods 9 and four groups of notches to facilitate the lifting and lowering of the screening net 7.

[0026] Specifically, the first motor 4 on the upper surface of the cover plate 2 is started to drive the first screw shaft 5 that passes through the cover plate 2 to rotate, so that the screening net 7 is moved from top to bottom through the threaded hole 8 in cooperation with the four groups of first limit rods 9 and the four groups of slots, until the screening net 7 pushes the impurities in the sludge to the inner bottom of the main body 1, which can prevent the impurities in the sludge from clogging the sludge suction pipe 18 during the sludge cleaning process, ensure the stable progress of the sludge cleaning process, and significantly improve the sludge cleaning efficiency.

[0027] Example 2, please refer to Figure 1-Figure 4 , an automatic cleaning device for river and lake bottom sludge, a second screw shaft 13 is arranged through the middle position of the upper surface of the top plate 11, an internal threaded tube 14 is clamped on the upper end of the first motor 4, the upper surface of the cover plate 2 and both sides of the internal threaded tube 14 are fixedly connected with limiting tubes 16, the lower surface of the top plate 11 and both sides of the second screw shaft 13 are fixedly connected with second limiting rods 15, the upper surface of the top plate 11 near the edges of both sides are fixedly connected with pull rods 21, and the upper ends of the two groups of pull rods 21 are fixedly connected with pull rings 22.

[0028] A second motor 12 is fixedly installed in the middle position of the upper surface of the top plate 11, and a second screw shaft 13 is fixedly connected to the output end of the second motor 12. The second screw shaft 13 is threadedly connected to the internal threaded tube 14, and two sets of second limit rods 15 are slidably connected to the two sets of limit tubes 16 respectively.

[0029] In this embodiment, the second screw shaft 13 and the internal threaded tube 14 are threadedly connected to cooperate with two sets of second limiting rods 15 and two sets of limiting tubes 16 to facilitate the lifting and lowering of the main body 1.

[0030] A mud pump 17 is mounted on the lower surface of the top plate 11 near the rear side, the inlet of the mud pump 17 is fixedly connected to a mud pumping pipe 18, the outlet of the mud pump 17 is fixedly connected to a mud discharge pipe 20, a mud inlet hole 19 is penetrated through the outer bottom of the mud pumping pipe 18, and the mud discharge pipe 20 is connected to the screening net 7.

[0031] In this embodiment, the mud suction pipe 18 and the mud inlet hole 19 cooperate with the mud discharge pipe 20 to discharge the mud at the bottom of the river channel.

[0032] Specifically, the drone lifts the equipment through the cooperation of two groups of pull rods 21 and two groups of pull rings 22, and then the second motor 12 on the upper surface of the top plate 11 is started to drive the second screw shaft 13 to rotate, so that the threaded connection between the second screw shaft 13 and the internal threaded tube 14 cooperates with the two groups of second limit rods 15 and two groups of limit tubes 16 to move the main body 1 downward, and then the cutting ring 10 is used to insert the main body 1 into the silt, and then the mud pump 17 on the top plate 11 is started, and the silt on the riverbed is pumped out to the shore through the mud pumping pipe 18 and the mud inlet hole 19 in cooperation with the mud discharge pipe 20, without manual cleaning, thereby realizing the automatic cleaning function of the riverbed sludge and improving the cleaning efficiency of the riverbed sludge.

[0033] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. An automatic cleaning device for river and lake bottom sludge, comprising a main body (1) arranged directly below a top plate (11), characterized in that: It also comprises a screening net (7), a threaded hole (8) is provided through the middle position of the upper surface of the screening net (7), four groups of first limit rods (9) are fixedly connected to the inner side wall of the main body (1), a cutting ring knife (10) is fixedly connected to the lower end of the main body (1), a cover plate (2) is clamped at the upper end of the main body (1), and a first screw shaft (5) is provided through the middle position of the upper surface of the cover plate (2).

2. The automatic cleaning equipment for river and lake bottom sludge according to claim 1 is characterized by: A first motor (4) is fixedly mounted at a middle position on the upper surface of the cover plate (2), and a first screw shaft (5) is fixedly connected to an output end of the first motor (4).

3. The automatic cleaning equipment for river and lake bottom sludge according to claim 2 is characterized by: An internal threaded ring plate (3) is fixedly connected to the outer side of the cover plate (2), and the internal threaded ring plate (3) is threadedly connected to the main body (1).

4. The automatic cleaning equipment for river and lake bottom sludge according to claim 2 is characterized by: The first screw shaft (5) is threadedly connected to the screening net (7) through a threaded hole (8), and a retaining ring (6) is threadedly connected to the outer bottom of the first screw shaft (5), and four groups of the first limiting rods (9) are symmetrically arranged about the first screw shaft (5).

5. The automatic cleaning equipment for river and lake bottom sludge according to claim 4 is characterized by: The outer side surface of the screening net (7) is provided with four groups of slots at equal intervals, and the four groups of first limiting rods (9) are respectively slidably connected to the screening net (7) through the slots.

6. The automatic cleaning equipment for river and lake bottom sludge according to claim 3 is characterized by: A second screw shaft (13) is provided through the middle position of the upper surface of the top plate (11); an internal threaded tube (14) is clamped at the upper end of the first motor (4); a limiting tube (16) is fixedly connected to the upper surface of the cover plate (2) and on both sides of the internal threaded tube (14); a second limiting rod (15) is fixedly connected to the lower surface of the top plate (11) and on both sides of the second screw shaft (13); a pull rod (21) is fixedly connected to the upper surface of the top plate (11) near the edges on both sides; and pull rings (22) are fixedly connected to the upper ends of the two groups of pull rods (21).

7. The automatic cleaning equipment for river and lake bottom sludge according to claim 6 is characterized by: A second motor (12) is fixedly mounted at a middle position on the upper surface of the top plate (11), and a second screw shaft (13) is fixedly connected to an output end of the second motor (12), the second screw shaft (13) is threadedly connected to an internally threaded tube (14), and two groups of the second limiting rods (15) are slidably connected to two groups of limiting tubes (16) respectively.

8. The automatic cleaning equipment for river and lake bottom sludge according to claim 6 is characterized by: A mud pump (17) is mounted on the lower surface of the top plate (11) near the rear side, the inlet of the mud pump (17) is fixedly connected to a mud pumping pipe (18), the outlet of the mud pump (17) is fixedly connected to a mud discharge pipe (20), a mud inlet hole (19) is formed through the outer bottom of the mud pumping pipe (18), and the mud discharge pipe (20) is connected to the screening net (7).

Images