Dust removal device for reverse circulation drilling machine

Abstract

The dust removal device for the reverse circulation drilling machine comprises a bottom plate, a water tank is fixedly installed at the top of the bottom plate, a water suction pipe is fixedly installed on the right side of the water tank, a filter box is fixedly installed at the right end of the water suction pipe, a filter assembly is arranged in the filter box, and a moving assembly is arranged on the front side of the filter box. A sealing plate is arranged at the top of the filter box through a moving assembly, a sealing gasket is fixedly mounted at the bottom of the sealing plate, a connecting pipe is fixedly mounted on the right side of the filter box, a conveying pump is fixedly mounted at the right end of the connecting pipe, a bent pipe is fixedly mounted at the top of the conveying pump, and an atomizing nozzle is fixedly mounted at the right end of the bent pipe; a water inlet channel is fixedly installed at the top of the water tank, and a sealing assembly is arranged at the top of the water inlet channel. Atomized water can make contact with dust generated by drilling, the weight of the dust is increased, the dust falls, the situation that the environment around the reverse circulation drilling machine is polluted due to dust floating is avoided, and the body health of workers is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal equipment, in particular to a dust removal device for a reverse circulation drilling rig. Background Art

[0002] Reverse circulation drilling rig is a new type of drilling equipment. Compared with traditional drilling rigs, reverse circulation drilling rigs use new drilling technology, which can collect mud in the borehole while drilling, and recycle it after treatment. Reverse circulation drilling rigs are mainly used in geological exploration, oil extraction and other fields.

[0003] During the use of the reverse circulation drilling rig, a large amount of dust will float upward from the drill hole while the reverse circulation drilling rig is drilling, thereby seriously polluting the environment around the reverse circulation drilling rig. The workers are in the dusty environment for a long time, which may affect their health. Therefore, the utility model provides a dust removal device for the reverse circulation drilling rig. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a dust removal device for a reverse circulation drilling rig, which is used to solve the problems raised in the above background technology.

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

[0006] A dust removal device for a reverse circulation drilling rig comprises a base plate, a water tank is fixedly installed on the top of the base plate, a water suction pipe is fixedly installed on the right side of the water tank, a filter box is fixedly installed on the right end of the water suction pipe, a filter assembly is arranged inside the filter box, a moving assembly is arranged on the front side of the filter box, a sealing plate is arranged on the top of the filter box through the moving assembly, a sealing gasket is fixedly installed on the bottom of the sealing plate, a connecting pipe is fixedly installed on the right side of the filter box, a delivery pump is fixedly installed on the right end of the connecting pipe, a bent pipe is fixedly installed on the top of the delivery pump, an atomizing nozzle is fixedly installed on the right end of the bent pipe, a water inlet channel is fixedly installed on the top of the water tank, and a sealing assembly is arranged on the top of the water inlet channel.

[0007] Preferably, the filter assembly comprises a slide rail arranged on the inner wall of the filter box, and a filter plate is slidably connected inside the slide rail.

[0008] Preferably, the moving component includes a fixed plate arranged on the front side of the filter box, a first electric push rod is fixedly installed on the inner wall of the fixed plate, a moving plate is fixedly installed on the output end of the first electric push rod, a second electric push rod is fixedly installed on the bottom of the moving plate, and the output end of the second electric push rod is fixedly connected to the sealing plate.

[0009] Preferably, the sealing assembly includes a cover plate arranged on the top of the water inlet channel, the cover plate is connected to the water inlet channel via a hinge, and a handle is fixedly mounted on the top of the cover plate.

[0010] Preferably, an observation window is fixedly installed on the front side of the water tank, and the observation window is made of transparent material.

[0011] Preferably, a fixing column is fixedly installed inside the water tank, and a buoyancy plate is slidably connected to the surface of the fixing column.

[0012] Preferably, there are multiple slide rails, and the multiple slide rails are symmetrically distributed.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the dust removal device for the reverse circulation drilling rig can start the delivery pump during the drilling process of the reverse circulation drilling rig to deliver water in the water tank from the water suction pipe to the filter box, and then enter the connecting pipe after being filtered by the filter assembly, and then enter the curved pipe, and then be atomized by the atomizing nozzle and sprayed out, and the atomized water will come into contact with the dust generated by the drilling, increase the weight of the dust and make the dust fall, so as to avoid the dust floating and seriously polluting the environment around the reverse circulation drilling rig, thereby protecting the health of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional stereogram of the utility model;

[0015] Figure 2 For this utility model Figure 1 The enlarged view of point A in the middle;

[0016] Figure 3 It is a rear cross-sectional view of the structure of the utility model;

[0017] Figure 4 It is a top sectional view of the local structure of the utility model.

[0018] In the figure: 1. bottom plate; 2. water tank; 3. water suction pipe; 4. filter box; 5. slide rail; 6. filter plate; 7. fixed plate; 8. first electric push rod; 9. moving plate; 10. second electric push rod; 11. sealing plate; 12. sealing gasket; 13. connecting pipe; 14. delivery pump; 15. elbow; 16. atomizing nozzle; 17. water inlet channel; 18. cover plate; 19. handle; 20. observation window; 21. fixing column; 22. buoyancy plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Reference Figure 1-4A dust removal device for a reverse circulation drilling rig comprises a bottom plate 1, a water tank 2 is fixedly mounted on the top of the bottom plate 1, a water suction pipe 3 is fixedly mounted on the right side of the water tank 2, a filter box 4 is fixedly mounted on the right end of the water suction pipe 3, a filter assembly is arranged inside the filter box 4, the filter assembly comprises a slide rail 5 arranged on the inner wall of the filter box 4, the number of the slide rails 5 is multiple, and the multiple slide rails 5 are symmetrically distributed, a filter plate 6 is slidably connected inside the slide rail 5, the inflowing water can be filtered through the filter assembly, and impurities in the water are prevented from entering the delivery pump 14, and the impurities in the water are prevented from clogging the delivery pump 14, a moving assembly is arranged on the front side of the filter box 4, a sealing plate 11 is arranged on the top of the filter box 4 through the moving assembly, a sealing pad 12 is fixedly mounted on the bottom of the sealing plate 11, and the moving assembly It includes a fixed plate 7 arranged on the front side of the filter box 4, a first electric push rod 8 is fixedly installed on the inner wall of the fixed plate 7, a movable plate 9 is fixedly installed on the output end of the first electric push rod 8, a second electric push rod 10 is fixedly installed on the bottom of the movable plate 9, and the output end of the second electric push rod 10 is fixedly connected to the sealing plate 11. The positions of the sealing plate 11 and the sealing gasket 12 can be adjusted by the moving component. When the sealing plate 11 and the sealing gasket 12 are moved away from the top of the filter box 4 by the moving component, the filter plate 6 can be easily disassembled and replaced. When the sealing gasket 12 is in close contact with the filter box 4 by the moving component, the top of the filter box 4 is sealed to prevent subsequent water from flowing out from the top of the filter box 4. A connecting pipe 13 is fixedly installed on the right side of the filter box 4. The right end of the connecting pipe 13 A delivery pump 14 is fixedly installed, a bend pipe 15 is fixedly installed on the top of the delivery pump 14, an atomizing nozzle 16 is fixedly installed on the right end of the bend pipe 15, a water inlet channel 17 is fixedly installed on the top of the water tank 2, a sealing assembly is arranged on the top of the water inlet channel 17, the sealing assembly includes a cover plate 18 arranged on the top of the water inlet channel 17, the cover plate 18 is connected to the water inlet channel 17 through a hinge, a handle 19 is fixedly installed on the top of the cover plate 18, when the cover plate 18 is opened by the handle 19, it is convenient to add water into the water tank 2 through the water inlet channel 17, when the cover plate 18 is closed by the handle 19, it is convenient to seal the top of the water inlet channel 17, an observation window 20 is fixedly installed on the front side of the water tank 2, the observation window 20 is made of transparent material, and a fixing column 21 is fixedly installed inside the water tank 2 The surface of the fixed column 21 is slidably connected with a buoyancy plate 22. The buoyancy plate 22 will be located on the water surface in the water tank 2 due to buoyancy. The water level in the water tank 2 can be judged by observing the height of the buoyancy plate 22 through the observation window 20, so that the water level in the water tank 2 can be observed more conveniently, and the buoyancy plate 22 will only move along the fixed column 21, so that the height of the buoyancy plate 22 can be better observed. The dust removal device for the reverse circulation drilling rig, when the reverse circulation drilling rig is drilling, starts the delivery pump 14, and can deliver the water in the water tank 2 from the suction pipe 3 to the filter box 4. After being filtered by the filter assembly, it enters the connecting pipe 13, and then enters the bent pipe 15, and then is sprayed out after being atomized by the atomizing nozzle 16. The atomized water will come into contact with the dust generated by drilling.Increase the weight of dust to make it fall, avoid dust floating and seriously pollute the environment around the reverse circulation drilling rig, and protect the health of the workers.

[0021] When in use: install the device at a suitable position on the reverse circulation drilling rig. When the reverse circulation drilling rig is drilling, start the delivery pump 14, and the water in the water tank 2 can be delivered from the suction pipe 3 to the filter box 4. After being filtered through the filter plate 6, the water enters the connecting pipe 13, and then enters the elbow 15. Then, it is sprayed out after being atomized by the atomizing nozzle 16. The atomized water will come into contact with the dust generated by the drilling, increasing the weight of the dust and causing the dust to fall. The buoyancy plate 22 will be located on the water surface in the water tank 2 due to the buoyancy. When the height of the buoyancy plate 22 is observed to be low through the observation window 20, the water level in the water tank 2 is low at this time. The cover plate 18 is opened through the handle 19, and water is added to the water tank 2 from the water inlet channel 17. After the addition is completed, the cover plate 18 is closed through the handle 19. When the filter plate 6 is replaced, the second electric push rod 10 is started to move the sealing plate 11 and the sealing gasket 12 upward until the sealing gasket 12 is separated from the filter box 4, and the first electric push rod 8 is started to move the movable plate 9, the second electric push rod 10, the sealing plate 11 and the sealing gasket 12 forward until the sealing gasket 12 moves forward to a suitable position, then the filter plate 6 is pulled out of the slide rail 5, and the new filter plate 6 is inserted into the slide rail 5, and the first electric push rod 8 is started in the reverse direction to move the movable plate 9, the second electric push rod 10, the sealing plate 11 and the sealing gasket 12 backward until the sealing gasket 12 moves backward to a suitable position, and the second electric push rod 10 is started in the reverse direction to move the sealing plate 11 and the sealing gasket 12 downward until the sealing gasket 12 is in close contact with the filter box 4.

[0022] In summary, the dust removal device for the reverse circulation drilling rig can start the delivery pump 14 during the drilling process of the reverse circulation drilling rig, so that the water in the water tank 2 can be delivered from the water suction pipe 3 to the filter box 4, and then enter the connecting pipe 13 after being filtered by the filter assembly, and then enter the curved pipe 15, and then be atomized by the atomizing nozzle 16 and sprayed out. The atomized water will come into contact with the dust generated by the drilling, increase the weight of the dust and make the dust fall, so as to prevent the dust from floating and seriously polluting the environment around the reverse circulation drilling rig, thereby protecting the health of the staff and solving the problems raised in the above-mentioned background technology.

[0023] 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.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dust removal device for a reverse circulation drilling rig, comprising a base plate (1), characterized in that: A water tank (2) is fixedly mounted on the top of the bottom plate (1), a water suction pipe (3) is fixedly mounted on the right side of the water tank (2), a filter box (4) is fixedly mounted on the right end of the water suction pipe (3), a filter assembly is arranged inside the filter box (4), a movable assembly is arranged on the front side of the filter box (4), a sealing plate (11) is arranged on the top of the filter box (4) through the movable assembly, a sealing gasket (12) is fixedly mounted on the bottom of the sealing plate (11), a connecting pipe (13) is fixedly mounted on the right side of the filter box (4), a delivery pump (14) is fixedly mounted on the right end of the connecting pipe (13), a bent pipe (15) is fixedly mounted on the top of the delivery pump (14), an atomizing nozzle (16) is fixedly mounted on the right end of the bent pipe (15), a water inlet channel (17) is fixedly mounted on the top of the water tank (2), and a sealing assembly is arranged on the top of the water inlet channel (17).

2. A dust removal device for a reverse circulation drilling rig according to claim 1, characterized in that: The filter assembly comprises a slide rail (5) arranged on the inner wall of the filter box (4), and a filter plate (6) is slidably connected inside the slide rail (5).

3. A dust removal device for a reverse circulation drilling rig according to claim 1, characterized in that: The moving assembly comprises a fixed plate (7) arranged on the front side of the filter box (4), a first electric push rod (8) is fixedly mounted on the inner wall of the fixed plate (7), a moving plate (9) is fixedly mounted on the output end of the first electric push rod (8), a second electric push rod (10) is fixedly mounted on the bottom of the moving plate (9), and the output end of the second electric push rod (10) is fixedly connected to a sealing plate (11).

4. A dust removal device for a reverse circulation drilling rig according to claim 1, characterized in that: The sealing assembly comprises a cover plate (18) arranged on the top of the water inlet channel (17); the cover plate (18) is connected to the water inlet channel (17) via a hinge; and a handle (19) is fixedly mounted on the top of the cover plate (18).

5. The dust removal device for a reverse circulation drilling rig according to claim 1, characterized in that: An observation window (20) is fixedly mounted on the front side of the water tank (2), and the observation window (20) is made of a transparent material.

6. A dust removal device for a reverse circulation drilling rig according to claim 1, characterized in that: A fixing column (21) is fixedly installed inside the water tank (2), and a buoyancy plate (22) is slidably connected to the surface of the fixing column (21).

7. A dust removal device for a reverse circulation drilling rig according to claim 2, characterized in that: The number of the slide rails (5) is multiple, and the multiple slide rails (5) are symmetrically distributed.

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