Multi-stage filtering device for petroleum fracturing sand

Abstract

The utility model discloses a multistage filtering device for petroleum fracturing sand, and relates to the technical field of filtering, the multistage filtering device for the petroleum fracturing sand comprises a working table, and further comprises a flow guide assembly arranged above the working table and used for conducting flow guide on the fracturing sand, and a filtering assembly arranged above the working table and used for conducting filtering on the fracturing sand, the filtering assembly is arranged in an inner cavity of the flow guiding assembly, and the filtering assembly is used for conducting multi-stage filtering on the fracturing sand guided by the flow guiding assembly; the vibration assembly is arranged on the surface of the bottom of the flow guide assembly, the surface of the bottom of the vibration assembly is connected with the surface of the top of the workbench, the vibration assembly is used for conducting vibration treatment on fracturing sand in an inner cavity of the flow guide assembly, the vibration assembly comprises a mounting plate, and a mounting groove is formed in the surface of the top of the mounting plate. According to the fracturing sand filtering device, fracturing sand can be subjected to multi-stage filtering, the flowability of the fracturing sand can be improved, and then the working efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtration, in particular to a multi-stage filtration device for petroleum fracturing sand. Background Art

[0002] Fracturing sand is a kind of high-purity quartz sand. There is a patent for a quartz sand multi-stage screening device. The patent publication number CN216728169U includes a screening chamber, wherein several layers of screens are arranged in the screening chamber, a vibrator is arranged below the screen, a partition plate is arranged in the screening chamber, and the partition plate is vertically arranged to divide the screening chamber into two left and right cavities. There are several partition plates and they are respectively located above and below the screen. A feed hopper is arranged above the screening chamber, and the partition plate is located at the center of the feed hopper. A buffer pad is arranged between the partition plate and the screen. The present application arranges several layers of screens in the screening chamber to ensure the screening effect. In addition, the screening chamber is divided into two left and right cavities by the partition plate, and the same material can be screened. A buffer pad is arranged between the partition plate and the screen, and the damage to the screen can be reduced while placing the mixed material. The cleaning port is used to clean the residual material on the drying net, and the discharge port is used to collect the screened material. The bottom plate of the screening chamber is inclined toward the discharge port for easy discharge.

[0003] Regarding the above-mentioned related technologies, the inventors believe that the following defects exist: although quartz sand can be screened in multiple stages, its fluidity is poor, which easily leads to slow screening and reduces work efficiency. Therefore, we propose a multi-stage filtration device for petroleum fracturing sand to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a multi-stage filtering device for petroleum fracturing sand, which solves the problem of poor fluidity.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a multi-stage filtering device for petroleum fracturing sand, including a workbench, and also including:

[0006] A flow guide assembly, the flow guide assembly is arranged above the workbench, and the flow guide assembly is used to guide the fracturing sand;

[0007] A filter assembly, the filter assembly being disposed in the inner cavity of the flow guide assembly, the filter assembly being used for performing multi-stage filtration on the fracturing sand guided by the flow guide assembly; and

[0008] A vibration component is arranged on the bottom surface of the guide component, the bottom surface of the vibration component is connected to the top surface of the workbench, and the vibration component is used to vibrate the fracturing sand in the inner cavity of the guide component.

[0009] Preferably, the vibration assembly includes a mounting plate, a mounting groove is formed on the top surface of the mounting plate, and an inner cavity of the mounting groove is connected to the bottom surface of the guide assembly;

[0010] A vibration motor is arranged at the center of the bottom surface of the mounting plate;

[0011] Supporting pieces are arranged at the four corners of the bottom surface of the mounting plate, and the bottom surface of the supporting piece is connected to the top surface of the workbench.

[0012] Preferably, the supporting member is a spring, and a plurality of the springs are provided. The plurality of springs are distributed in a rectangular array, and the bottom surfaces of the plurality of springs are connected to the top surface of the workbench.

[0013] Preferably, the flow guide assembly comprises a shell, the bottom of the shell is arranged in the inner cavity of the installation groove, the top open end of the shell is provided with a cover plate, and one side of the top surface of the cover plate is inlaid with a feed pipe;

[0014] The upper and lower positions of one side surface of the shell are respectively inlaid with a first discharge slot and a third discharge slot, and the center position of the other side surface of the shell is inlaid with a second discharge slot.

[0015] Preferably, the first discharge trough, the second discharge trough and the third discharge trough have the same length, and the first discharge trough, the second discharge trough and the third discharge trough have different widths.

[0016] Preferably, the filter assembly comprises a first filter screen, the four corners of the bottom surface of the first filter screen are provided with connecting columns, a second filter screen is provided below the first filter screen, and a guide plate is provided below the second filter screen;

[0017] Each of the connecting columns penetrates the second filter screen and the guide plate and is connected to the bottom of the inner cavity of the shell;

[0018] The bottom end of the first filter screen is connected to one side of the first discharge chute, the bottom end of the second filter screen is connected to one side of the second discharge chute, and the bottom end of the guide plate is connected to one side of the third discharge chute.

[0019] Preferably, the first filter screen, the second filter screen and the guide plate are distributed in a Z shape to achieve multi-stage filtration of fracturing sand.

[0020] Beneficial Effects

[0021] The utility model provides a multi-stage filtering device for petroleum fracturing sand. Compared with the prior art, it has the following beneficial effects:

[0022] The petroleum fracturing sand multi-stage filtering device, when it is necessary to perform multi-stage filtering on the fracturing sand, firstly, the workbench is placed in a preset position, and then the vibration component is installed on the top surface of the workbench. Since the top surface of the vibration component is fixedly connected to the flow guide component, and the inner cavity of the flow guide component is fixedly connected to the filter component, the staff can pour the fracturing sand into the flow guide component, and then the filter component can filter the poured fracturing sand, so that the fracturing sand can be filtered in multiple stages, and then the fracturing sand in the inner cavity of the flow guide component and the filter component can be vibrated by the vibration component, so as to improve the fluidity of the fracturing sand. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the overall side structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of the vibration component of the utility model;

[0026] Figure 4 This is a schematic diagram of the structure of the flow guide assembly of the utility model;

[0027] Figure 5 This is a schematic diagram of the side structure of the flow guide assembly of the utility model;

[0028] Figure 6 This is a schematic diagram of the structure of the filter assembly of the utility model.

[0029] In the figure: 1. workbench; 2. vibration assembly; 21. mounting plate; 22. mounting slot; 23. spring; 24. vibration motor; 3. flow guide assembly; 31. shell; 32. cover plate; 33. feed pipe; 34. first discharge slot; 35. second discharge slot; 36. third discharge slot; 4. filter assembly; 41. first filter screen; 42. connecting column; 43. second filter screen; 44. guide plate. DETAILED DESCRIPTION

[0030] 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.

[0031] See also Figure 1-6The utility model provides a technical solution: a multi-stage filtering device for petroleum fracturing sand, comprising a workbench 1, and also comprising: a flow guide component 3, the flow guide component 3 is arranged above the workbench 1, and the flow guide component 3 is used to guide the fracturing sand; a filter component 4, the filter component 4 is arranged in the inner cavity of the flow guide component 3, and the filter component 4 is used to perform multi-stage filtering on the fracturing sand guided by the flow guide component 3; and a vibration component 2, the vibration component 2 is arranged on the bottom surface of the flow guide component 3, the bottom surface of the vibration component 2 is connected to the top surface of the workbench 1, and the vibration component 2 is used to vibrate the fracturing sand in the inner cavity of the flow guide component 3;

[0032] When multi-stage filtration of fracturing sand is required, the workbench is first placed in a preset position, and then the vibration component 2 is installed on the top surface of the workbench 1. Since the top surface of the vibration component 2 is fixedly connected to the diversion component 3, and the inner cavity of the diversion component 3 is fixedly connected to the filter component 4, the staff can pour the fracturing sand into the diversion component 3, and then the filter component 4 can filter the poured fracturing sand, so that the fracturing sand can be filtered in multiple stages, and then the vibration component 2 can be used to vibrate the fracturing sand in the inner cavity of the diversion component 3 and the filter component 4, thereby improving the fluidity of the fracturing sand.

[0033] See also Figure 1 , Figure 2 , Figure 3 The vibration component 2 includes a mounting plate 21, a mounting groove 22 is provided on the top surface of the mounting plate 21, and the inner cavity of the mounting groove 22 is connected to the bottom surface of the guide component 3; a vibration motor 24 is arranged at the center of the bottom surface of the mounting plate 21; supporting members are arranged at the four corners of the bottom surface of the mounting plate 21, and the bottom surface of the supporting member is connected to the top surface of the workbench 1, and the supporting member is a spring 23, and a plurality of springs 23 are arranged, and the plurality of springs 23 are distributed in a rectangular array, and the bottom surfaces of the plurality of springs 23 are connected to the top surface of the workbench 1;

[0034] The mounting plate 21 in the vibration component 2 can be fixedly connected at a preset position and provide a foundation for opening the mounting groove 22. Since the inner cavity of the mounting groove 22 is connected to the bottom surface of the guide component 3, and a vibration motor 24 is fixedly connected to the center position of the bottom surface of the mounting plate 21, the vibration motor 24 can drive the mounting plate 21 to vibrate, and then the vibration motor 24 can drive the guide component 3 to vibrate while vibrating. Since springs 23 are fixedly connected at the four corners of the bottom surface of the mounting plate 21, and the bottom surfaces of multiple springs 23 are connected to the top surface of the workbench 1, the workbench 1 can provide support for multiple springs 23, and then the multiple springs 23 can lift the mounting plate 21 so that the guide component 3 can swing.

[0035] See also Figure 1 , Figure 2 , Figure 4 , Figure 5 The flow guide assembly 3 includes a shell 31, the bottom of the shell 31 is arranged in the inner cavity of the installation groove 22, a cover plate 32 is arranged at the top open end of the shell 31, and a feed pipe 33 is inlaid on one side of the top surface of the cover plate 32; a first discharge groove 34 and a third discharge groove 36 are inlaid on the upper and lower positions of one side surface of the shell 31, respectively, and a second discharge groove 35 is inlaid on the center position of the other side surface of the shell 31. The first discharge groove 34, the second discharge groove 35 and the third discharge groove 36 have the same length, and the first discharge groove 34, the second discharge groove 35 and the third discharge groove 36 have different widths;

[0036] The shell 31 in the guide component 3 can be fixedly connected to the inner cavity of the installation groove 22, and can also provide an installation foundation for the cover plate 32, so that the shell 31 can provide support for the cover plate 32. Since a feed pipe 33 is embedded and connected on one side of the top surface, the staff can pour the fracturing sand into the inner cavity of the shell 31 through the feed pipe 33, and then the filter component 4 can filter the poured fracturing sand. Since the first discharge trough 34 and the third discharge trough 36 are respectively embedded and connected at the upper and lower positions of the surface of one side of the shell 31, and the second discharge trough 35 is embedded and connected at the center position of the other side surface of the shell 31, the fracturing sand of different sizes after the filter component 4 can flow out from different discharge troughs, and then different fracturing sands can be classified, so as to improve work efficiency.

[0037] See also Figure 1 , Figure 2 , Figure 6 The filter assembly 4 includes a first filter screen 41, and connecting columns 42 are arranged at the four corners of the bottom surface of the first filter screen 41. A second filter screen 43 is arranged below the first filter screen 41, and a guide plate 44 is arranged below the second filter screen 43; each connecting column 42 penetrates the second filter screen 43 and the guide plate 44 and is connected to the bottom of the inner cavity of the shell 31; the bottom end of the first filter screen 41 is connected to one side of the first discharge trough 34, the bottom end of the second filter screen 43 is connected to one side of the second discharge trough 35, and the bottom end of the guide plate 44 is connected to one side of the third discharge trough 36. The first filter screen 41, the second filter screen 43 and the guide plate 44 are distributed in a Z shape to achieve multi-stage filtration of fracturing sand;

[0038] The first filter screen 41 in the filter assembly 4 can be fixedly connected to the inner cavity of the shell 31 and can provide a mounting base for the plurality of connecting columns 42. Since the second filter screen 43 is fixedly connected to the lower part of the first filter screen 41, and the guide plate 44 is fixedly connected to the lower part of the second filter screen 43, the first filter screen 41 and the second filter screen 43 can filter the stone crack sand of different sizes, and then the stone crack sand can be filtered in multiple stages. Since the connecting columns 42 all penetrate the second filter screen 43 and the guide plate 44 and the shell 3 1 is connected to the bottom of the inner cavity, so that the second filter screen 43 and the guide plate 44 can be fixedly connected to the connecting column 42, and then the second filter screen 43 and the guide plate 44 can be fixedly connected to the inner cavity of the shell 31. Since the bottom end of the first filter screen 41 is connected to one side of the first discharge trough 34, and the bottom end of the second filter screen 43 is connected to one side of the second discharge trough 35, and the bottom end of the guide plate 44 is connected to one side of the third discharge trough 36, the fracturing sand of different sizes can flow out from different discharge troughs, and then the fracturing sand can be filtered in multiple stages.

[0039] During operation, when it is necessary to perform multi-stage filtration on the fracturing sand, first place the workbench at a preset position, and then install the vibration component 2 on the top surface of the workbench 1. Since the top surface of the vibration component 2 is fixedly connected to the flow guide component 3, and the inner cavity of the flow guide component 3 is fixedly connected to the filter component 4, the staff can pour the fracturing sand into the flow guide component 3, and then the filter component 4 can filter the poured fracturing sand, so that the fracturing sand can be filtered in multiple stages, and then the vibration component 2 can be used to vibrate the fracturing sand in the inner cavity of the flow guide component 3 and the filter component 4, thereby improving the fluidity of the fracturing sand.

[0040] The mounting plate 21 in the vibration component 2 can be fixedly connected at a preset position and provide a foundation for opening the mounting groove 22. Since the inner cavity of the mounting groove 22 is connected to the bottom surface of the guide component 3, and a vibration motor 24 is fixedly connected to the center position of the bottom surface of the mounting plate 21, the vibration motor 24 can drive the mounting plate 21 to vibrate, and then the vibration motor 24 can drive the guide component 3 to vibrate while vibrating. Since springs 23 are fixedly connected at the four corners of the bottom surface of the mounting plate 21, and the bottom surfaces of multiple springs 23 are connected to the top surface of the workbench 1, the workbench 1 can provide support for multiple springs 23, and then the multiple springs 23 can lift the mounting plate 21 so that the guide component 3 can swing.

[0041] The shell 31 in the guide component 3 can be fixedly connected to the inner cavity of the installation groove 22, and can also provide an installation foundation for the cover plate 32, so that the shell 31 can provide support for the cover plate 32. Since a feed pipe 33 is embedded and connected on one side of the top surface, the staff can pour the fracturing sand into the inner cavity of the shell 31 through the feed pipe 33, and then the filter component 4 can filter the poured fracturing sand. Since the first discharge trough 34 and the third discharge trough 36 are respectively embedded and connected at the upper and lower positions of the surface of one side of the shell 31, and the second discharge trough 35 is embedded and connected at the center position of the other side surface of the shell 31, the fracturing sand of different sizes after the filter component 4 can flow out from different discharge troughs, and then different fracturing sands can be classified, so as to improve work efficiency.

[0042] The first filter screen 41 in the filter assembly 4 can be fixedly connected to the inner cavity of the shell 31 and can provide a mounting base for the plurality of connecting columns 42. Since the second filter screen 43 is fixedly connected to the lower part of the first filter screen 41, and the guide plate 44 is fixedly connected to the lower part of the second filter screen 43, the first filter screen 41 and the second filter screen 43 can filter the stone crack sand of different sizes, and then the stone crack sand can be filtered in multiple stages. Since the connecting columns 42 all penetrate the second filter screen 43 and the guide plate 44 and the shell 3 1 is connected to the bottom of the inner cavity, so that the second filter screen 43 and the guide plate 44 can be fixedly connected to the connecting column 42, and then the second filter screen 43 and the guide plate 44 can be fixedly connected to the inner cavity of the shell 31. Since the bottom end of the first filter screen 41 is connected to one side of the first discharge trough 34, and the bottom end of the second filter screen 43 is connected to one side of the second discharge trough 35, and the bottom end of the guide plate 44 is connected to one side of the third discharge trough 36, the fracturing sand of different sizes can flow out from different discharge troughs, and then the fracturing sand can be filtered in multiple stages.

[0043] In summary, the device can not only perform multi-stage filtration on fracturing sand, but also improve the fluidity of fracturing sand, thereby improving work efficiency.

[0044] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A multi-stage filtration device for petroleum fracturing sand, comprising a workbench (1), characterized in that: Also includes: A flow guide component (3), the flow guide component (3) being arranged above the workbench (1), and the flow guide component (3) being used to guide fracturing sand; A filter assembly (4), the filter assembly (4) being arranged in the inner cavity of the flow guide assembly (3), the filter assembly (4) being used for performing multi-stage filtration on the fracturing sand guided by the flow guide assembly (3); and A vibration component (2), wherein the vibration component (2) is arranged on the bottom surface of the diversion component (3), the bottom surface of the vibration component (2) is connected to the top surface of the workbench (1), and the vibration component (2) is used to vibrate the fracturing sand in the inner cavity of the diversion component (3).

2. A multi-stage filtration device for petroleum fracturing sand according to claim 1, characterized in that: The vibration component (2) comprises a mounting plate (21), a mounting groove (22) is provided on the top surface of the mounting plate (21), and an inner cavity of the mounting groove (22) is connected to the bottom surface of the flow guide component (3); A vibration motor (24) is disposed at a central position on the bottom surface of the mounting plate (21); Supporting members are provided at the four corners of the bottom surface of the mounting plate (21), and the bottom surface of the supporting members is connected to the top surface of the workbench (1).

3. A multi-stage filtration device for petroleum fracturing sand according to claim 2, characterized in that: The supporting member is a spring (23), and a plurality of the springs (23) are provided. The plurality of springs (23) are distributed in a rectangular array, and the bottom surfaces of the plurality of springs (23) are connected to the top surface of the workbench (1).

4. The multi-stage filtration device for petroleum fracturing sand according to claim 2, characterized in that: The flow guide assembly (3) comprises a shell (31), the bottom of the shell (31) is arranged in the inner cavity of the installation groove (22), the top open end of the shell (31) is provided with a cover plate (32), and one side of the top surface of the cover plate (32) is inlaid with a feed pipe (33); A first discharge groove (34) and a third discharge groove (36) are respectively inlaid and connected at upper and lower positions on one side surface of the shell (31), and a second discharge groove (35) is inlaid and connected at a central position on the other side surface of the shell (31).

5. The multi-stage filtration device for petroleum fracturing sand according to claim 4, characterized in that: The first discharge trough (34), the second discharge trough (35) and the third discharge trough (36) have the same length, and the first discharge trough (34), the second discharge trough (35) and the third discharge trough (36) have different widths.

6. The multi-stage filtration device for petroleum fracturing sand according to claim 5, characterized in that: The filter assembly (4) comprises a first filter screen (41), connecting columns (42) are arranged at four corners of the bottom surface of the first filter screen (41), a second filter screen (43) is arranged below the first filter screen (41), and a guide plate (44) is arranged below the second filter screen (43); Each of the connecting columns (42) penetrates the second filter screen (43) and the guide plate (44) and is connected to the bottom of the inner cavity of the shell (31); The bottom end of the first filter screen (41) is connected to one side of the first discharge chute (34), the bottom end of the second filter screen (43) is connected to one side of the second discharge chute (35), and the bottom end of the guide plate (44) is connected to one side of the third discharge chute (36).

7. The multi-stage filtration device for petroleum fracturing sand according to claim 6, characterized in that: The first filter screen (41), the second filter screen (43) and the guide plate (44) are distributed in a Z shape, so as to achieve multi-stage filtration of fracturing sand.

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