Petroleum drilling fluid filtering and recycling device

Abstract

The utility model discloses a petroleum drilling fluid filtering and recycling device, which relates to the technical field of filtering and recycling and comprises a shell, the bottom of the shell is communicated with a drain pipe, the bottom of the shell is rotatably connected with a driven belt pulley, one end of the driven belt pulley is fixedly connected with an electromagnet, and a solid-liquid separation cylinder is arranged on the electromagnet. A motor is fixedly connected to one side of the shell, and a cleaning assembly is arranged in the shell; the cleaning assembly comprises a positioning rod, a semicircular cover body is driven by an electric push rod to move, so that the semicircular cover body makes contact with the solid-liquid separation barrel, the rotating solid-liquid separation barrel is cleaned through a rubber protrusion, an external water source and cleaning liquid are pumped in through a high-pressure water pump and sprayed out through a water outlet hole at high pressure, and the solid-liquid separation barrel is cleaned. And the solid-liquid separation barrel is further cleaned, so that the cleaning effect is improved. And the solid-liquid separation cylinder can be integrally taken out only by disconnecting a power supply of the electromagnet, so that the solid-liquid separation cylinder is convenient to maintain and use.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering and recovering, in particular to a petroleum drilling fluid filtering and recovering device. Background Art

[0002] As an extremely important energy source, oil is mainly used as fuel and gasoline. In the process of oil extraction, drilling is required, and drilling fluid is used in the drilling process. Drilling fluid is a general term for various circulating fluids that meet the needs of drilling work with its multiple functions during the drilling process.

[0003] At present, when the drilling fluid is recovered and filtered, it is generally filtered through a mesh plate. When the mesh plate filters the drilling fluid for a long time, a large amount of impurities such as slag will accumulate on its surface, which can easily cause the mesh holes to be blocked and is not easy to clean, thereby reducing the filtration efficiency of the drilling fluid, which has certain shortcomings. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies of the prior art, the utility model provides a petroleum drilling fluid filtering and recovery device, which solves the problems of poor cleaning effect and inconvenient disassembly and removal of the drum.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a petroleum drilling fluid filtering and recovery device, comprising: a shell, the bottom of the shell is connected to a drain pipe, the bottom of the shell is rotatably connected to a driven pulley, one end of the driven pulley is fixedly connected to an electromagnet, a solid-liquid separation cylinder is arranged on the electromagnet, one side of the shell is fixedly connected to a motor, the output shaft end of the motor is fixedly connected to a driving pulley, the driving pulley and the driven pulley are connected through a belt drive, and a cleaning component is arranged in the shell;

[0008] The cleaning component includes a positioning rod, which is symmetrically arranged on the inner wall of the shell, and a limiting frame is slidably connected to the positioning rod, and a semicircular cover is fixedly connected to the limiting frame. A circular array of water outlet holes and rubber protrusions are arranged on the semicircular cover. An electric push rod is symmetrically arranged inside the shell, and a movable end of the electric push rod is fixedly connected to the semicircular cover. The interior of the semicircular cover is hollow, and a water pipe is connected to the semicircular cover. A high-pressure water pump is fixedly installed on one side of the shell.

[0009] Preferably, the water pipe is configured as a rubber hose, the water pipe is connected to a water outlet of a high-pressure water pump, and the high-pressure water pump is connected to an external water source.

[0010] Preferably, two groups of the semicircular covers are provided, and the two groups of the semicircular covers are fitted on the outer wall of the solid-liquid separation cylinder.

[0011] Preferably, the inner wall of the shell is symmetrically provided with connecting plates, the upper surface of the connecting plates is rotatably connected to a limiting wheel, and the limiting wheel is rotatably connected to the solid-liquid separation cylinder.

[0012] Preferably, a sealing cover is hinged on the shell, a handle is fixedly connected to the upper surface of the sealing cover, and an observation port is opened on the sealing cover.

[0013] Preferably, an iron block matching the electromagnet is provided at the bottom of the solid-liquid separation cylinder, and a through hole is provided on the surface of the solid-liquid separation cylinder.

[0014] Preferably, the water outlet holes and the rubber protrusions are arranged alternately, and the spacing between the rubber protrusions is the same as the spacing between the openings on the surface of the solid-liquid separation cylinder.

[0015] Beneficial Effects

[0016] The utility model provides a petroleum drilling fluid filtering and recovery device, which has at least the following beneficial effects compared with the prior art:

[0017] The semicircular cover is driven to move by the electric push rod, so that the semicircular cover contacts the solid-liquid separation cylinder, and the rotating solid-liquid separation cylinder is cleaned by the rubber protrusion. The external water source and cleaning liquid are pumped in by the high-pressure water pump, and the solid-liquid separation cylinder is further cleaned by high-pressure spraying through the water outlet hole to improve the cleaning effect. The solid-liquid separation cylinder can be taken out as a whole by simply disconnecting the power supply of the electromagnet, which is convenient for maintenance and care of the solid-liquid separation cylinder, avoiding blockage of the solid-liquid separation cylinder, and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the sealing cover of the utility model;

[0020] Figure 3 It is a schematic diagram of the structure inside the shell of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the cleaning component of the utility model.

[0022] In the figure: 1. shell; 2. supporting leg; 3. sealing cover; 4. observation port; 5. handle; 6. motor; 7. driving pulley; 8. belt; 9. driven pulley; 10. electromagnet; 11. solid-liquid separation cylinder; 12. cleaning component; 1201. positioning rod; 1202. limiting frame; 1203. semicircular cover; 1204. electric push rod; 1205. water pipe; 1206. water outlet; 1207. rubber protrusion; 1208. high-pressure water pump; 13. drain pipe; 14. connecting plate; 15. limiting wheel. DETAILED DESCRIPTION

[0023] 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.

[0024] Embodiment 1:

[0025] See also Figure 1-4 The utility model provides a technical solution: a housing 1, a drain pipe 13 is connected to the bottom of the housing 1, a driven pulley 9 is rotatably connected to the bottom of the housing 1, an electromagnet 10 is fixedly connected to one end of the driven pulley 9, a solid-liquid separation cylinder 11 is arranged on the electromagnet 10, a motor 6 is fixedly connected to one side of the housing 1, a driving pulley 7 is fixedly connected to the output shaft end of the motor 6, the driving pulley 7 is connected to the driven pulley 9 through a belt 8, and a cleaning component 12 is arranged in the housing 1;

[0026] The cleaning assembly 12 includes a positioning rod 1201, which is symmetrically arranged on the inner wall of the housing 1. The positioning rod 1201 is slidably connected to a limiting frame 1202, and a semicircular cover 1203 is fixedly connected to the limiting frame 1202. The semicircular cover 1203 has a circumferential array of water outlet holes 1206 and rubber protrusions 1207. The housing 1 is symmetrically provided with an electric push rod 1204, and the movable end of the electric push rod 1204 is fixedly connected to the semicircular cover 1203. The semicircular cover 1203 is hollow inside, and a water pipe 1205 is connected to the semicircular cover 1203. A high-pressure water pump 1208 is fixedly installed on one side of the housing 1. The water outlet holes 1206 and the rubber protrusions 1207 are staggered, and the spacing between the rubber protrusions 1207 is the same as the spacing between the holes on the surface of the solid-liquid separation cylinder 11.

[0027] Analysis of the above content: The electric push rod 1204 drives the semicircular cover 1203 to move, so that the limit frame 1202 fits together. At this time, the semicircular cover 1203 is combined and fits with the outer wall of the solid-liquid separation cylinder 11. The motor 6 and the high-pressure water pump 1208 are started. The motor 6 rotates at a low speed and rubs against the rubber protrusion 1207. The cleaning liquid mixed water is pumped into the shell 1 through the high-pressure water pump 1208, and the cleaning liquid is sprayed out through the water outlet 1206 to soften and clean the stains. The friction with the rubber protrusion 1207 cooperates with each other to improve the cleaning effect of the solid-liquid separation cylinder 11. Support legs 2 are symmetrically arranged at the bottom of the shell 1 to support the shell 1.

[0028] Embodiment 2:

[0029] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the water pipe 1205 is set as a rubber hose, the water pipe 1205 is connected with the water outlet of the high-pressure water pump 1208, and the high-pressure water pump 1208 is connected with an external water source.

[0030] Analysis of the above content: The high-pressure water pump 1208 sprays external water and cleaning liquid onto the surface of the solid-liquid separation cylinder 11 through the rubber protrusion 1207, pre-treating and lubricating the surface of the solid-liquid separation cylinder 11 to improve the cleaning effect.

[0031] Embodiment three:

[0032] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: two groups of semicircular covers 1203 are provided, and the two groups of semicircular covers 1203 are arranged on the outer wall of the solid-liquid separation cylinder 11 in a close fit.

[0033] Analysis of the above content: The two groups of semicircular covers 1203 are combined to form a whole, which fits with the solid-liquid separation cylinder 11 to clean the solid-liquid separation cylinder 11.

[0034] Embodiment 4:

[0035] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: the inner wall of the shell 1 is symmetrically provided with a connecting plate 14, the upper surface of the connecting plate 14 is rotatably connected with a limiting wheel 15, and the limiting wheel 15 is rotatably connected to the solid-liquid separation cylinder 11.

[0036] Analysis of the above content: The solid-liquid separation cylinder 11 is positioned by the cooperation between the connecting plate 14 and the limiting wheel 15 to ensure the stability of the solid-liquid separation cylinder 11 during rotation.

[0037] Embodiment five:

[0038] See also Figure 1-4The utility model provides a technical solution based on the first embodiment: a sealing cover 3 is hinged on the shell 1, a handle 5 is fixedly connected to the upper surface of the sealing cover 3, and an observation port 4 is opened on the sealing cover 3.

[0039] Analysis of the above content: The sealing cover 3 is used to prevent the material from flying out during centrifugation, and the observation port 4 is provided to facilitate observation of the internal situation of the housing 1. The handle 5 is used to facilitate opening and closing of the sealing cover 3.

[0040] Embodiment six:

[0041] See also Figure 1-4 The utility model provides a technical solution based on the first embodiment: an iron block matching the electromagnet 10 is arranged at the bottom of the solid-liquid separation cylinder 11, and a through hole is arranged on the surface of the solid-liquid separation cylinder 11.

[0042] Analysis of the above content: through the mutual cooperation of the iron block and the electromagnet 10, the solid-liquid separation cylinder 11 rotates along with the rotation of the electromagnet 10, and the rotation of the solid-liquid separation cylinder 11 performs centrifugal operation to separate and filter the oil drilling fluid.

[0043] 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.

[0044] 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 petroleum drilling fluid filtering and recovery device, characterized in that: include: A housing (1), wherein the bottom of the housing (1) is connected to a drain pipe (13), the bottom of the housing (1) is rotatably connected to a driven pulley (9), one end of the driven pulley (9) is fixedly connected to an electromagnet (10), a solid-liquid separation cylinder (11) is provided on the electromagnet (10), one side of the housing (1) is fixedly connected to a motor (6), an output shaft end of the motor (6) is fixedly connected to a driving pulley (7), the driving pulley (7) and the driven pulley (9) are connected via a belt (8), and a cleaning component (12) is provided in the housing (1); The cleaning assembly (12) comprises a positioning rod (1201), the positioning rod (1201) being symmetrically arranged on the inner wall of the shell (1), the positioning rod (1201) being slidably connected to a limiting frame (1202), the limiting frame (1202) being fixedly connected to a semicircular cover (1203), the semicircular cover (1203) having a circumferential array of water outlet holes (1206) and rubber protrusions (1207), an electric push rod (1204) being symmetrically arranged inside the shell (1), the movable end of the electric push rod (1204) being fixedly connected to the semicircular cover (1203), the interior of the semicircular cover (1203) being hollow, the semicircular cover (1203) being connected to a water pipe (1205), and a high-pressure water pump (1208) being fixedly mounted on one side of the shell (1).

2. The oil drilling fluid filtering and recovery device according to claim 1, characterized in that: The water delivery pipe (1205) is configured as a rubber hose, the water delivery pipe (1205) is connected to a water outlet of a high-pressure water pump (1208), and the high-pressure water pump (1208) is connected to an external water source.

3. The oil drilling fluid filtering and recovery device according to claim 1, characterized in that: Two groups of the semicircular cover bodies (1203) are provided, and the two groups of the semicircular cover bodies (1203) are arranged in close contact with the outer wall of the solid-liquid separation cylinder (11).

4. The oil drilling fluid filtering and recovery device according to claim 1, characterized in that: A connecting plate (14) is symmetrically arranged on the inner wall of the housing (1), and a limiting wheel (15) is rotatably connected to the upper surface of the connecting plate (14), and the limiting wheel (15) is rotatably connected to the solid-liquid separation cylinder (11).

5. The oil drilling fluid filtering and recovery device according to claim 1, characterized in that: A sealing cover (3) is hingedly connected to the housing (1), a handle (5) is fixedly connected to the upper surface of the sealing cover (3), and an observation port (4) is provided on the sealing cover (3).

6. The oil drilling fluid filtering and recovery device according to claim 1, characterized in that: An iron block matching the electromagnet (10) is arranged at the bottom of the solid-liquid separation cylinder (11), and a through hole is arranged on the surface of the solid-liquid separation cylinder (11).

7. The oil drilling fluid filtering and recovery device according to claim 1, characterized in that: The water outlet holes (1206) and the rubber protrusions (1207) are arranged alternately, and the spacing between the rubber protrusions (1207) is the same as the spacing between the openings on the surface of the solid-liquid separation cylinder (11).

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