CN221244186U - A filtering device for a well washing machine - Google Patents

Abstract

The utility model discloses a filter device for a well washing machine, which comprises a water outlet, wherein the water outlet is arranged at the lower end of a device main body, a mounting plate is arranged above the device main body, and a filter cylinder is arranged in the device main body; the motor is arranged above the mounting plate, a rotating frame is arranged in the filter cylinder, cleaning brushes are arranged in the filter cylinder, at least six cleaning brushes are arranged in the filter cylinder at equal intervals, the cleaning brushes are fixedly connected with the rotating frame, and the cleaning brushes are attached to the inner wall of the filter cylinder; the filter device comprises a mounting plate, a water inlet pipe, a filter device and a filter, wherein the water inlet pipe is arranged above the mounting plate, the water inlet pipe is connected with the mounting plate into a whole, the water inlet pipe is arranged on one side of the motor, the filter device is provided with a brushing mechanism on a filter cylinder, the mobile phone can be removed from impurities attached to the wall of the filter cylinder during filtration, the impurities are discharged through a dirt absorbing structure when the accumulated amount of the impurities in the filter cylinder reaches a certain value, the filter capacity in the filter cylinder is ensured, and the filter effect is improved.

Description

A filtering device for a well washing machine

Technical Field

The utility model relates to the technical field of well washing machines, in particular to a filtering device for well washing machines.

Background technique

Well washing refers to the process in which, due to engineering needs, during the well repair operation, the well washing medium is injected through the wellbore or drill pipe by the pumping equipment, the material in the wellbore is carried to the ground, and the medium properties in the wellbore are changed to meet the operation requirements. The production wells in the oil field are divided into mechanical oil production and non-mechanical oil production. Mechanical oil production wells require frequent or regular maintenance of the wellbore, and the maintenance methods are usually adding chemicals and hot washing. However, due to the unclean tank of the vehicle transporting the well washing water, the water quality of the well washing water does not meet the standards, or the tank mouth is not tightly blocked, causing foreign objects to fall into the tank body, and the tank body The outlet is dirty, rusted, etc., it is very easy for the well washing water pumped into the oil well to contain impurities, and the well washing water needs to be filtered before use.

The Chinese patent announcement number is CN214233004U, and the authorization announcement date is September 21, 2021. A well washing filter device includes a filter tube, characterized in that: the filter tube is fixedly connected to the water inlet pipe, the filter tube is fixedly connected to the reagent tube, the filter tube is provided with a group of slits evenly distributed along the circumferential direction, the bottom plate of the filter tube is provided with a group of evenly distributed circular holes, the filter tube is fixedly connected to the wellbore clamp, the filter tube is fixedly connected to the square plate, the square plate is fixedly connected to the symmetrical fixed blocks, the symmetrical fixed blocks are respectively fixedly connected to one end of the square rod one, the square plate is fixedly connected to the round rod one, the round rod one is fixedly connected to the gear five, and the square plate is fixedly connected to the filter device. The utility model relates to the field of cleaning equipment, specifically, to a well washing filter device. The utility model is a well washing filter device, which is conducive to the cleaning of the wellbore.

The existing filtering device uses a filter cartridge to filter the well washing fluid. The filtered impurities adhere to the filter cartridge wall, which will affect the filtering effect. The filtered impurities accumulate inside the device. If the impurities cannot be cleaned in time, the filtering capacity will be reduced, the filtering effect will be reduced, and the use requirements cannot be met.

Utility Model Content

The purpose of the utility model is to provide a filtering device for a well washing machine to solve the problem proposed in the above background technology that the existing filtering device uses a filter cartridge to filter the well washing fluid, and the filtered impurities adhere to the filter cartridge wall, which will affect the filtering effect. The filtered impurities are accumulated inside the device. The impurities cannot be cleaned in time, which will reduce the filtering capacity and the filtering effect, and cannot meet the use requirements.

To achieve the above purpose, the utility model provides the following technical solution: a filtering device for a well washing machine, comprising a device body, and also comprising:

A water outlet is arranged at the lower end of the device body, a mounting plate is arranged above the device body, and the mounting plate is connected to the device body by screws, a filter cartridge is arranged inside the device body, and the cross sections of the device body and the filter cartridge are both circular;

A motor is arranged above the mounting plate, and the motor and the mounting plate are connected by screws. A rotating frame is arranged inside the filter cartridge, and one end of the rotating frame is connected to the output end of the motor. A cleaning brush is arranged inside the filter cartridge, and at least six cleaning brushes are arranged, and the cleaning brushes are arranged equidistantly inside the filter cartridge. The cleaning brush is fixedly connected to the rotating frame, and the cleaning brush fits the inner wall of the filter cartridge;

A water inlet pipe is arranged above the mounting plate, and the water inlet pipe and the mounting plate are connected as a whole, and the water inlet pipe is arranged on one side of the motor.

Preferably, a mounting groove is provided at the lower end of the mounting plate, and one end of the filter cartridge extends into the interior of the mounting groove, a sealing sleeve is provided inside the mounting groove, and the sealing sleeve is provided on the outside of the upper end of the filter cartridge, the sealing sleeve fits both the mounting plate and the filter cartridge, a sealing ring is provided at the upper end of the device body, and the sealing ring fits both the device body and the mounting plate.

Preferably, a positioning column is provided at the bottom of the device body, at least two positioning columns are provided, and one end of the positioning column is fixedly connected to the device body, and a positioning hole is provided at the lower end of the filter cartridge, at least two positioning holes are provided, and the positioning holes are arranged corresponding to the positioning column, and the other end of the positioning column is clamped with the filter cartridge.

Preferably, a feeding port is provided on the mounting plate, and the feeding port is provided on one side of the motor, a feeding plug is provided above the feeding port, and the feeding plug is provided corresponding to the feeding port, and the feeding plug is clamped with the mounting plate.

Preferably, a drain pipe is provided above the mounting plate, and the drain pipe is integrally connected to the mounting plate, a suction hopper is provided at the bottom of the filter cartridge, and the suction hopper is integrally provided with the filter cartridge, and one end of the drain pipe is threadedly connected to the suction hopper.

Preferably, a visual window is provided on one side of the device body, and the visual window and the device body are integrated.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model device is provided with a filter cartridge, a cleaning brush, a rotating frame and a motor. The filter cartridge filters the well washing fluid, removes impurities in the well washing fluid and collects them in a centralized manner. The motor drives the rotating frame to rotate. As the rotating frame rotates, the cleaning brush is driven to brush against the inner wall of the filter cartridge, and the impurities attached to the inner wall of the filter cartridge are brushed off, so as to avoid impurities blocking the filter holes and ensure the filtering efficiency.

2. The utility model device is provided with a visual window, a suction hopper and a drainage pipe, and the drainage pipe is connected to the suction pump. The impurities accumulated at the bottom of the filter cartridge are extracted and discharged through the suction hopper and the drainage pipe by the suction pump to ensure the filtering effect of the filter cartridge. The visual window can observe the status of the device from the outside, which is convenient for timely cleaning of the device;

3. The utility model device sets positioning holes, positioning columns, sealing sleeves and installation grooves. The positioning holes and positioning columns support and limit the installed filter cartridges, and the sealing sleeves and installation grooves limit the filter cartridges, thereby ensuring the installation stability of the filter cartridges and facilitating the subsequent disassembly, assembly, cleaning and replacement of the filter cartridges.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a first cross-sectional view of the present invention;

FIG3 is a second cross-sectional view of the present invention;

FIG4 is a partial enlarged view of area A of FIG2 of the present utility model;

FIG. 5 is a cross-sectional view of the present invention.

In the figure: 1. Device body; 2. Water outlet; 3. Mounting plate; 4. Visual window; 5. Motor; 6. Feeding plug; 7. Water inlet pipe; 8. Drain pipe; 9. Filter cartridge; 10. Positioning hole; 11. Positioning column; 12. Cleaning brush; 13. Rotating frame; 14. Suction hopper; 15. Feeding port; 16. Mounting groove; 17. Sealing sleeve; 18. Sealing ring.

Detailed ways

The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

Please refer to Figures 1-5, an embodiment of the utility model provided is: a filtering device for a well washing machine, including a device body 1, and also including:

The water outlet 2 is arranged at the lower end of the device body 1, a mounting plate 3 is arranged above the device body 1, and the mounting plate 3 is connected to the device body 1 by screws, a filter cartridge 9 is arranged inside the device body 1, and the cross sections of the device body 1 and the filter cartridge 9 are both circular;

The motor 5 is arranged above the mounting plate 3, and the motor 5 is connected to the mounting plate 3 by screws. A rotating frame 13 is arranged inside the filter cartridge 9, and one end of the rotating frame 13 is connected to the output end of the motor 5. A cleaning brush 12 is arranged inside the filter cartridge 9, and at least six cleaning brushes 12 are arranged, and the cleaning brushes 12 are arranged equidistantly inside the filter cartridge 9. The cleaning brush 12 is fixedly connected to the rotating frame 13, and the cleaning brush 12 fits the inner wall of the filter cartridge 9;

The water inlet pipe 7 is arranged above the mounting plate 3 , and the water inlet pipe 7 is connected to the mounting plate 3 as a whole. The water inlet pipe 7 is arranged on one side of the motor 5 .

During use: put the device body 1 into the wellbore, fix the device by the mounting plate 3, inject the well washing liquid into the filter cartridge 9 from the water inlet pipe 7, the filter cartridge 9 filters the well washing liquid, removes impurities in the well washing liquid and collects them in a centralized manner, and the filtered well washing liquid is discharged from the water outlet 2 for well washing operation. When filtering, turn on the motor 5 to drive the rotating frame 13 to rotate. As the rotating frame 13 rotates, the cleaning brush 12 is driven to brush against the inner wall of the filter cartridge 9, and the impurities attached to the inner wall of the filter cartridge 9 are brushed off to avoid impurities clogging the filter holes and ensure the filtering efficiency.

Please refer to Figures 2, 3 and 4. A mounting groove 16 is provided at the lower end of the mounting plate 3, and one end of the filter cartridge 9 extends to the inside of the mounting groove 16. A sealing sleeve 17 is provided inside the mounting groove 16, and the sealing sleeve 17 is provided on the outside of the upper end of the filter cartridge 9. The sealing sleeve 17 fits both the mounting plate 3 and the filter cartridge 9. A sealing ring 18 is provided at the upper end of the device body 1, and the sealing ring 18 fits both the device body 1 and the mounting plate 3. The sealing sleeve 17, the mounting groove 16 and the sealing ring 18 ensure the sealing connection between the mounting plate 3 and the device body 1 and the filter cartridge 9 to prevent leakage of the well washing fluid from reducing the filtering effect.

Please refer to Figure 2. A positioning column 11 is provided at the bottom of the device body 1. There are at least two positioning columns 11, and one end of the positioning column 11 is fixedly connected to the device body 1. A positioning hole 10 is provided at the lower end of the filter cartridge 9. There are at least two positioning holes 10, and the positioning holes 10 are corresponding to the positioning columns 11. The other end of the positioning column 11 is clamped with the filter cartridge 9. The positioning holes 10 and the positioning columns 11 support and limit the installed filter cartridge 9, thereby ensuring the stability of the installed filter cartridge 9 and facilitating the subsequent disassembly, assembly, cleaning and replacement of the filter cartridge 9.

Please refer to Figures 1, 2 and 4. A feeding port 15 is provided on the mounting plate 3, and the feeding port 15 is provided on one side of the motor 5. A feeding plug 6 is provided above the feeding port 15, and the feeding plug 6 is provided corresponding to the feeding port 15. The feeding plug 6 is snap-fitted to the mounting plate 3. By pulling out the feeding plug 6, the required reagent is added from the feeding port 15 to the filtering device and mixed with the well washing fluid for use.

Please refer to Figures 1 and 3. A sewage pipe 8 is arranged above the mounting plate 3, and the sewage pipe 8 is connected to the mounting plate 3 as a whole. A dirt suction hopper 14 is arranged at the bottom of the filter cartridge 9, and the dirt suction hopper 14 is arranged as a whole with the filter cartridge 9. One end of the sewage pipe 8 is threadedly connected to the dirt suction hopper 14. Impurities accumulated at the bottom of the filter cartridge 9 can be extracted through the sewage pipe 8 and the dirt suction hopper 14, and the filtering effect of the filter cartridge 9 will not be affected.

Please refer to FIG. 1 and FIG. 3 , a viewing window 4 is provided on one side of the device body 1 , and the viewing window 4 is integrated with the device body 1 , through which the status inside the device can be observed from the outside, so that the device can be cleaned in time.

Working principle: put the device body 1 into the wellbore, fix the device through the mounting plate 3, inject the well washing liquid into the filter cartridge 9 from the water inlet pipe 7, the filter cartridge 9 filters the well washing liquid, removes impurities in the well washing liquid and collects them in a centralized manner, and the filtered well washing liquid is discharged from the water outlet 2 for well washing operations. When filtering, turn on the motor 5 to drive the rotating frame 13 to rotate. As the rotating frame 13 rotates, the cleaning brush 12 is driven to brush against the inner wall of the filter cartridge 9, and the impurities attached to the inner wall of the filter cartridge 9 are brushed off to avoid impurities clogging the filter holes and ensure the filtering efficiency; unplug the feeding plug 6 and add the required reagents to the filtering device from the feeding port 15 to mix with the well washing liquid for use, connect the sewage pipe 8 to the sewage suction pump, and use the sewage suction pump to extract the impurities accumulated at the bottom of the filter cartridge 9 through the sewage pipe 8 and the sewage suction bucket 14, which can improve the filtering effect of the filter cartridge 9.

The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

Although the 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 (6)

1. A filtering device for a well washing machine, comprising a device body (1), characterized in that it also comprises: A water outlet (2) is arranged at the lower end of the device body (1); a mounting plate (3) is arranged above the device body (1), and the mounting plate (3) is connected to the device body (1) by screws; a filter cartridge (9) is arranged inside the device body (1), and the cross-sections of the device body (1) and the filter cartridge (9) are both circular; A motor (5) is arranged above the mounting plate (3), and the motor (5) is connected to the mounting plate (3) by screws; a rotating frame (13) is arranged inside the filter cartridge (9), and one end of the rotating frame (13) is connected to the output end of the motor (5); a cleaning brush (12) is arranged inside the filter cartridge (9), at least six cleaning brushes (12) are arranged, and the cleaning brushes (12) are arranged equidistantly inside the filter cartridge (9); the cleaning brush (12) is fixedly connected to the rotating frame (13), and the cleaning brush (12) is in contact with the inner wall of the filter cartridge (9); A water inlet pipe (7) is arranged above the mounting plate (3), and the water inlet pipe (7) and the mounting plate (3) are connected as a whole. The water inlet pipe (7) is arranged on one side of the motor (5). 2. A filtering device for a well washing machine according to claim 1, characterized in that: a mounting groove (16) is provided at the lower end of the mounting plate (3), and one end of the filter cartridge (9) extends to the inside of the mounting groove (16), a sealing sleeve (17) is provided inside the mounting groove (16), and the sealing sleeve (17) is provided on the outside of the upper end of the filter cartridge (9), the sealing sleeve (17) is in close contact with the mounting plate (3) and the filter cartridge (9), and a sealing ring (18) is provided at the upper end of the device body (1), and the sealing ring (18) is in close contact with the device body (1) and the mounting plate (3). 3. A filtering device for a well washing machine according to claim 1, characterized in that: a positioning column (11) is provided at the bottom of the device body (1), at least two positioning columns (11) are provided, and one end of the positioning column (11) is fixedly connected to the device body (1), a positioning hole (10) is provided at the lower end of the filter cartridge (9), at least two positioning holes (10) are provided, and the positioning holes (10) are correspondingly arranged to the positioning column (11), and the other end of the positioning column (11) is clamped with the filter cartridge (9). 4. A filtering device for a well washing machine according to claim 1, characterized in that: a feeding port (15) is provided on the mounting plate (3), and the feeding port (15) is arranged on one side of the motor (5), a feeding plug (6) is provided above the feeding port (15), and the feeding plug (6) is arranged corresponding to the feeding port (15), and the feeding plug (6) is clamped with the mounting plate (3). 5. A filtering device for a well washing machine according to claim 1, characterized in that: a sewage pipe (8) is arranged above the mounting plate (3), and the sewage pipe (8) is connected to the mounting plate (3) as a whole; a sewage suction hopper (14) is arranged at the bottom of the filter cartridge (9), and the sewage suction hopper (14) and the filter cartridge (9) are arranged as a whole; one end of the sewage pipe (8) is threadedly connected to the sewage suction hopper (14). 6. A filtering device for a well washing machine according to claim 1, characterized in that a visual window (4) is provided on one side of the device body (1), and the visual window (4) and the device body (1) are integrated.