Non-excavation pipeline construction sludge cleaning device

Abstract

The utility model belongs to the technical field of pipeline construction sludge cleaning, particularly relates to a trenchless pipeline construction sludge cleaning device, and aims to solve the problems that a machine body is easy to shake during cleaning and a blocked pipeline cannot be dredged due to the fact that an existing trenchless pipeline sludge cleaning device cannot be stabilized on the pipeline. The device comprises a machine body, mounting boxes are fixedly mounted on the two sides of the machine body, four symmetrically-arranged ejector rods are slidably connected to the mounting boxes, the same mounting plate is fixedly mounted on the two corresponding ejector rods, two rollers are rotatably connected to the mounting plate, a pushing mechanism is arranged on the mounting boxes and is in transmission connection with the ejector rods, and the rollers are rotatably connected to the mounting plates. And one side of one of the two mounting boxes is rotationally connected with a top shaft. The device is simple in structure and convenient to use, the device can be conveniently and rapidly fixed in a pipeline, meanwhile, the blocked position can be conveniently dredged and cleaned, and people can conveniently use the device.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline construction sludge cleaning, in particular to a trenchless pipeline construction sludge cleaning device. Background Art

[0002] At present, trenchless technology has become an extremely important construction method for laying urban pipelines. It is a new construction technology that uses various rock and soil drilling equipment and technical means to lay, replace and repair various underground pipelines in the case of excavating a very small part of the surface through guiding and directional drilling. However, during long-term use, mud and other substances will flow into the pipeline, and after being silted up on the inner wall of the pipeline for a long time, it is easy to cause the pipeline to be blocked.

[0003] The existing trenchless pipeline sludge cleaning device cannot stabilize the device on the pipeline, which causes the body to shake easily during cleaning and cannot dredge the blocked pipeline. Therefore, we propose a trenchless pipeline construction sludge cleaning device. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the existing trenchless pipeline sludge cleaning device that the device cannot be stabilized on the pipeline, resulting in the body shaking easily during cleaning and the blocked pipeline cannot be cleared, and a trenchless pipeline construction sludge cleaning device is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A sludge cleaning device for trenchless pipeline construction comprises a body, mounting boxes are fixedly installed on both sides of the body, four symmetrically arranged push rods are slidably connected to the mounting box, the same mounting plate is fixedly installed on the corresponding two push rods, two rollers are rotatably connected to the mounting plate, a pushing mechanism is provided on the mounting box, the pushing mechanism is transmission connected to the push rod, one side of one of the two mounting boxes is rotatably connected to a push shaft, one end of the push shaft is fixedly installed with a conical dredging knife, a motor is fixedly installed on the left mounting box of the two mounting boxes, the output shaft of the motor is transmission connected to the push shaft, a mud scraping mechanism is provided on the top shaft, the mud scraping mechanism is transmission connected to the mounting plate, a cylinder is fixedly installed on the right mounting box of the two mounting boxes, and the piston of the cylinder is transmission connected to the pushing mechanism.

[0007] Preferably, the pushing mechanism includes a turntable, which is rotatably mounted on the inner wall of the installation box, and one side of the turntable is provided with four arc grooves, and a movable block is slidably connected to the inner wall of the arc groove, and the movable block is fixedly connected to the corresponding push rod.

[0008] Preferably, the two installation boxes are rotatably connected with a same positioning shaft, the positioning shaft is fixedly connected to the two turntables, a rack is fixedly mounted on the piston of the cylinder, a positioning gear is fixedly mounted on the positioning shaft, and the rack and the positioning gear are meshed with each other.

[0009] Preferably, the scraping mechanism comprises two scrapers, two symmetrically arranged top seats are fixedly mounted on the top shaft, push rods are slidably connected to the top seats, and the scrapers are fixedly connected to the corresponding push rods.

[0010] Preferably, a sliding groove is provided on one side of the top seat, the sliding groove is slidably connected to the push rod, a reset groove is provided on the inner wall of one side of the sliding groove, a reset block is slidably connected to the inner wall of the reset groove, the reset block is fixedly connected to the push rod, and a reset spring is fixedly installed on one side of the reset block, and one end of the reset spring is fixedly connected to the inner wall of the reset groove.

[0011] Preferably, a top plate is movably connected to the top shaft, an annular bevel groove is opened on one side of the top plate, a wedge-shaped top block is fixedly installed on one side of the mounting plate, the wedge-shaped top block and the annular bevel groove cooperate with each other, a wedge-shaped stopper is fixedly installed on one side of the push rod, and the two wedge-shaped stoppers cooperate with the top plate.

[0012] Preferably, a worm is fixedly mounted on the output shaft of the motor, a worm wheel is fixedly mounted on the top shaft, and the worm and the worm wheel are meshed with each other.

[0013] Compared with the prior art, the advantages of the utility model are:

[0014] (1) In this solution, due to the sliding connection between the arc groove and the movable block, and the mutual meshing of the rack and the positioning gear, the piston of the cylinder can drive the four mounting plates away from the machine body, and then can be pressed into the pipeline by the rotating wheel, so as to facilitate movement;

[0015] (2) In this solution, since the wedge-shaped top block cooperates with the annular bevel groove, and the top plate cooperates with the two wedge-shaped stoppers, the movable mounting plate can drive the push rod to move, thereby driving the scraper to contact the inner wall of the pipe, thereby cleaning the inner wall of the pipe under the action of rotation.

[0016] The utility model has a simple structure and is easy to use, and can be convenient for quickly fixing the device in a pipeline, and can also facilitate clearing and cleaning of a blocked position, making it convenient for people to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of a sludge cleaning device for trenchless pipeline construction proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the side view of the turntable structure of a sludge cleaning device for trenchless pipeline construction proposed by the utility model;

[0019] Figure 3 This is a schematic structural diagram of part A of a sludge cleaning device for trenchless pipeline construction proposed by the utility model.

[0020] In the figure: 1. body; 2. mounting box; 3. top shaft; 4. conical dredging knife; 5. motor; 6. worm; 7. worm wheel; 8. top rod; 9. mounting plate; 10. roller; 11. cylinder; 12. rack; 13. positioning shaft; 14. positioning gear; 15. turntable; 16. arc groove; 17. movable block; 18. top seat; 19. push rod; 20. scraper; 21. sliding groove; 22. reset groove; 23. reset block; 24. reset spring; 25. wedge-shaped stopper; 27. top plate; 28. wedge-shaped top block; 29. ​​annular inclined groove. DETAILED DESCRIPTION

[0021] The technical solution of this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of this embodiment, rather than all of the embodiments.

[0022] Embodiment 1

[0023] Reference Figure 1-Figure 3 A sludge cleaning device for trenchless pipeline construction comprises a body 1, mounting boxes 2 are fixedly installed on both sides of the body 1, four symmetrically arranged top rods 8 are slidably connected to the mounting box 2, the same mounting plate 9 is fixedly installed on the corresponding two top rods 8, two rollers 10 are rotatably connected to the mounting plate 9, a pushing mechanism is provided on the mounting box 2, the pushing mechanism is transmission connected to the top rod 8, a top shaft 3 is rotatably connected to one side of one of the two mounting boxes 2, a conical dredging knife 4 is fixedly installed on one end of the top shaft 3, a motor 5 is fixedly installed on the left mounting box 2 of the two mounting boxes 2, the output shaft of the motor 5 is transmission connected to the top shaft 3, a mud scraping mechanism is provided on the top shaft 3, the mud scraping mechanism is transmission connected to the mounting plate 9, a cylinder 11 is fixedly installed on the right mounting box 2 of the two mounting boxes 2, and the piston of the cylinder 11 is transmission connected to the pushing mechanism.

[0024] In this embodiment, the pushing mechanism includes a turntable 15, which is rotatably mounted on the inner wall of the mounting box 2. Four arc grooves 16 are provided on one side of the turntable 15. A movable block 17 is slidably connected to the inner wall of the arc groove 16. The movable block 17 is fixedly connected to the corresponding push rod 8. The two mounting boxes 2 are rotatably connected to the same positioning shaft 13, and the positioning shaft 13 is fixedly connected to the two turntables 15. A rack 12 is fixedly mounted on the piston of the cylinder 11, and a positioning gear 14 is fixedly mounted on the positioning shaft 13. The rack 12 and the positioning gear 14 are meshed with each other. The piston of the cylinder 11 drives the positioning shaft 13 to rotate through the mutual meshing of the rack 12 and the positioning gear 14, and the positioning shaft 13 drives the turntable 15 to rotate. The turntable 15 is slidably connected to the movable block 17 through the arc groove 16, thereby driving the mounting plate 9 and the roller 10 to move, thereby causing the roller 10 to be pushed onto the inner wall of the pipeline to support and position the device.

[0025] In this embodiment, the scraping mechanism includes two scrapers 20, two symmetrically arranged top seats 18 are fixedly installed on the top shaft 3, and a push rod 19 is slidably connected to the top seat 18. The scraper 20 is fixedly connected to the corresponding push rod 19, and a sliding groove 21 is provided on one side of the top seat 18. The sliding groove 21 is slidably connected to the push rod 19. A reset groove 22 is provided on the inner wall of one side of the sliding groove 21, and a reset block 23 is slidably connected on the inner wall of the reset groove 22. The reset block 23 is fixedly connected to the push rod 19, and a reset spring 24 is fixedly installed on one side of the reset block 23, and one end of the reset spring 24 is fixedly connected to the inner wall of the reset groove 22. A top plate 27 is movably connected to the top shaft 3, and a circular inclined plate 27 is provided on one side of the top plate 27. Groove 29, a wedge-shaped top block 28 is fixedly installed on one side of the mounting plate 9, and the wedge-shaped top block 28 cooperates with the annular inclined groove 29, and a wedge-shaped stopper 25 is fixedly installed on one side of the push rod 19, and the two wedge-shaped stoppers 25 cooperate with the top plate 27. The movable mounting plate 9 can drive the top plate 27 to move through the cooperation between the wedge-shaped top block 28 and the annular inclined groove 29, and the top plate 27 can drive the two push rods 19 to move through the cooperation with the two wedge-shaped stoppers 25. The moving push rod 19 drives the scraper 20 to contact the inner wall of the pipeline, so as to clean the inner wall of the pipeline. At the same time, the setting of the reset spring 24 and the reset block 23 can facilitate the reset of the push rod 19 and the scraper 20.

[0026] In this embodiment, a worm 6 is fixedly mounted on the output shaft of the motor 5, and a worm wheel 7 is fixedly mounted on the top shaft 3. The worm 6 and the worm wheel 7 are meshed with each other. The output shaft of the motor 5 drives the top shaft 3 to rotate through the mutual meshing of the worm 6 and the worm wheel 7. The rotating top shaft 3 drives the conical dredging knife 4 to dredge the inner wall of the pipeline.

[0027] Working principle: when working, place the device on the inner wall of the pipeline, start the switch of the cylinder 11, and the piston of the cylinder 11 drives the positioning shaft 13 to rotate through the mutual engagement of the rack 12 and the positioning gear 14, and the positioning shaft 13 drives the turntable 15 to rotate. The turntable 15 is connected with the sliding of the movable block 17 through the arc groove 16, so as to drive the installation plate 9 and the roller 10 to move, and then the roller 10 is pushed onto the inner wall of the pipeline to support and position the device. At the same time, the movable installation plate 9 cooperates with the wedge-shaped top block 28 and the annular inclined groove 29, so as to It can drive the top plate 27 to move, and the top plate 27 can drive the two push rods 19 to move by cooperating with the two wedge-shaped blocks 25. The moving push rod 19 drives the scraper 20 to contact the inner wall of the pipeline, so as to clean the inner wall of the pipeline. At the same time, the setting of the reset spring 24 and the reset block 23 can facilitate the reset of the push rod 19 and the scraper 20, and then start the motor switch 5. The output shaft of the motor 5 drives the top shaft 3 to rotate through the mutual engagement of the worm 6 and the worm wheel 7, and the rotating top shaft 3 drives the conical dredging knife 4 to dredge the inner wall of the pipeline.

[0028] Embodiment 2

[0029] The difference between this embodiment and embodiment 1 is that a water spray mechanism is provided on the body 1, and the setting of the water spray mechanism can increase the cleaning effect of the inner wall of the pipeline. All structures in this application can be selected in terms of material and length according to actual usage. The accompanying drawings are all schematic structural diagrams, and the specific actual dimensions can be appropriately adjusted.

[0030] The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims

1. A sludge cleaning device for trenchless pipeline construction, comprising a body (1), characterized in that: A mounting box (2) is fixedly mounted on both sides of the machine body (1), and four symmetrically arranged push rods (8) are slidably connected to the mounting box (2), and the same mounting plate (9) is fixedly mounted on the corresponding two push rods (8), and two rollers (10) are rotatably connected to the mounting plate (9). A pushing mechanism is provided on the mounting box (2), and the pushing mechanism is transmission-connected to the push rod (8). One side of one of the two mounting boxes (2) is rotationally connected to a push shaft (3), and a conical dredging knife (4) is fixedly mounted on one end of the push shaft (3). A motor (5) is fixedly mounted on the left mounting box (2) of the two mounting boxes (2), and the output shaft of the motor (5) is transmission-connected to the push shaft (3). A mud scraping mechanism is provided on the push shaft (3), and the mud scraping mechanism is transmission-connected to the mounting plate (9). A cylinder (11) is fixedly mounted on the right mounting box (2) of the two mounting boxes (2), and the piston of the cylinder (11) is transmission-connected to the pushing mechanism.

2. A trenchless pipeline construction sludge cleaning device according to claim 1, characterized in that: The push mechanism comprises a rotating disk (15) which is rotatably mounted on the inner wall of the installation box (2). Four arc-shaped grooves (16) are provided on one side of the rotating disk (15). A movable block (17) is slidably connected to the inner wall of the arc-shaped groove (16). The movable block (17) is fixedly connected to the corresponding push rod (8).

3. A sludge cleaning device for trenchless pipeline construction according to claim 2, characterized in that: The two installation boxes (2) are rotatably connected with a same positioning shaft (13), the positioning shaft (13) is fixedly connected with two rotating disks (15), a rack (12) is fixedly mounted on the piston of the cylinder (11), a positioning gear (14) is fixedly mounted on the positioning shaft (13), and the rack (12) and the positioning gear (14) are meshed with each other.

4. A sludge cleaning device for trenchless pipeline construction according to claim 1, characterized in that: The mud scraping mechanism comprises two scrapers (20), two symmetrically arranged top seats (18) are fixedly mounted on the top shaft (3), a push rod (19) is slidably connected to the top seat (18), and the scrapers (20) are fixedly connected to the corresponding push rods (19).

5. A sludge cleaning device for trenchless pipeline construction according to claim 4, characterized in that: A sliding groove (21) is provided on one side of the top seat (18), the sliding groove (21) is slidably connected to the push rod (19), a reset groove (22) is provided on the inner wall of one side of the sliding groove (21), a reset block (23) is slidably connected to the inner wall of the reset groove (22), the reset block (23) is fixedly connected to the push rod (19), and a reset spring (24) is fixedly installed on one side of the reset block (23), and one end of the reset spring (24) is fixedly connected to the inner wall of the reset groove (22).

6. A sludge cleaning device for trenchless pipeline construction according to claim 5, characterized in that: A top plate (27) is movably connected to the top shaft (3), an annular inclined groove (29) is provided on one side of the top plate (27), a wedge-shaped top block (28) is fixedly installed on one side of the mounting plate (9), the wedge-shaped top block (28) and the annular inclined groove (29) cooperate with each other, a wedge-shaped stopper (25) is fixedly installed on one side of the push rod (19), and the two wedge-shaped stoppers (25) cooperate with the top plate (27).

7. The sludge cleaning device for trenchless pipeline construction according to claim 1, characterized in that: A worm (6) is fixedly mounted on the output shaft of the motor (5), a worm wheel (7) is fixedly mounted on the top shaft (3), and the worm (6) and the worm wheel (7) are meshed with each other.

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