CN219923625U - Barite powder screening device - Google Patents

Abstract

The utility model discloses a barite powder screening device, which includes a screening box. A collection box is movably connected to the inside of the lower end of the screening box. The front and rear sides of one end of the top end of the screening box are symmetrically and fixedly connected. There is a feed hopper, the top of the feed hopper is hinged with a cover plate, a discharge ramp is fixedly installed in the middle of one side of the screening box, and the front and rear ends of the top of the discharge ramp are symmetrically fixed and connected with limited space. There is a side plate, a discharge port is provided at the side of the screening box corresponding to the discharge inclined plate, and a filter screen is movably connected to the inner upper end of the screening box. This barite powder screening device can achieve high-efficiency filtering and screening of barite powder through the cooperation of the filter screen, side plates, vibration motors, guide posts, and springs. The settings of the cylinder and blocking plate can realize the discharge of materials. The opening is sealed and blocked, so that the barite powder on the top of the filter screen is fully screened for a period of time and then discharged, which improves the screening effect.

Description

A kind of barite powder screening device

Technical field

The utility model relates to the field of barite powder screening devices, in particular to a barite powder screening device.

Background technique

Barite powder is also known as natural barium sulfate. The product is mainly used as a weighting agent for oil and gas drilling mud. During the production and processing of barite powder, the barite powder needs to be screened to screen out the particles that do not meet the crushing requirements. After grinding again, the screening device has a wide range of applications and can quickly screen out raw materials of different sizes from the mixed raw materials for subsequent use.

Barite powder screening devices in the prior art generally screen through a filter screen, and generally rely on vibration to directly fall. If complete screening is not achieved, the barite powder will slide down and be discharged. The screening effect is poor, and it is easy to cause clogging of the filter screen. Usually, cleaning is done manually, which is time-consuming and labor-intensive, affecting efficiency.

Therefore, it is necessary to propose a barite powder screening device to solve the above problems.

Utility model content

The main purpose of this utility model is to provide a barite powder screening device, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical solution adopted by this utility model is:

A barite powder screening device includes a screening box, a collection box is movably connected to the inside of the lower end of the screening box, and a feed hopper is symmetrically and fixedly connected to the front and rear sides of one end of the top end of the screening box. The top of the feed hopper is hinged with a cover plate, and a discharge ramp is fixedly installed in the middle of one side of the screening box. The front and rear ends of the top of the discharge ramp are symmetrically fixedly connected to the limited side plates, so A discharge opening is provided at the corresponding position between the side of the screening box and the discharge inclined plate. A filter is movably connected to the inner upper end of the screening box. Side plates are symmetrically fixed on the front and rear sides of the filter. Vibration motors are symmetrically and fixedly installed in the middle of the bottom of the two side plates. Guide posts are fixedly connected to the left and right ends of the bottom of the side plates. Support plates are symmetrically and fixedly connected to the left and right sides of the middle part of the inner cavity of the screening box. , a spring is set on the outer side of the guide post;

A fixed seat is fixedly installed above the discharge port, a cylinder is fixedly installed on the top of the fixed seat, a blocking plate is movably connected to the inner top of the discharge port, and a connecting plate is fixedly connected to the outside of the lower end of the blocking plate;

A motor is fixedly installed on the side of the upper end of the screening box away from the discharge inclined plate. The middle part of the upper end of the inner side of the screening box is rotatably connected to a screw rod. The front and rear sides of the upper end of the inner side of the screening box are symmetrically fixed. A guide rod is connected, and a moving plate is provided on the side of the inner upper end of the screening box close to the motor. A brush is fixedly installed on the bottom of the moving plate. Notches are symmetrically provided on the front and rear sides of the upper end of the moving plate.

Preferably, the lower end of the feed hopper extends to the inner cavity of the screening box, and the bottom of the feed hopper is lower than the screw rod.

Preferably, the top of the filter screen is higher than the top of the discharge ramp, and the top of the discharge ramp is flush with the bottom of the inner cavity of the discharge port.

Preferably, the guide post is cylindrical, and the lengths of the guide posts at both ends are different, and the spring is located between the side plate and the support plate.

Preferably, the screw rod is threadedly connected to the middle part of the upper end of the moving plate, and one end of the screw rod is fixedly connected to the output shaft of the motor through a coupling. The front and rear sides of the upper end of the moving plate are movably connected to two guide rods respectively. , the two notches respectively correspond to and are adapted to the lower ends of the two feed hoppers, and the bottom of the brush is in close contact with the top of the filter.

Preferably, the output shaft at the bottom of the cylinder is fixedly connected to the top of the connecting plate.

beneficial effects

Compared with the existing technology, this utility model provides a barite powder screening device with the following features:

Beneficial effects:

1. This barite powder screening device can achieve high-efficiency filtration and screening of barite powder through the cooperation of the filter screen, side plates, vibration motors, guide posts, and springs. The settings of the cylinder and blocking plate can achieve The discharge port is sealed and blocked, so that the barite powder on the top of the filter screen is fully screened for a period of time before being discharged, which improves the screening effect.

2. This barite powder screening device uses the cooperation of the motor, screw rod, guide rod, moving plate and brush to facilitate the scraping of the top of the filter screen, avoiding the possibility of clogging and eliminating the need for manual cleaning. The efficiency is improved. The bottom of the feed hopper is lower than the screw rod, which can prevent barite powder from falling on the screw rod and affecting the use.

Description of the drawings

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a schematic diagram of the internal structure of the utility model;

Figure 3 is an enlarged view of position A in Figure 1 of the present invention;

Figure 4 is a schematic diagram of the overall structure of the moving plate and brush of the present utility model.

In the picture: 1. Screening box; 2. Collection box; 3. Feed hopper; 4. Cover plate; 5. Discharge ramp; 6. Limit side plate; 7. Motor; 8. Filter; 9 , Side plate; 10. Vibration motor; 11. Screw; 12. Guide rod; 13. Moving plate; 14. Support plate; 15. Guide pillar; 16. Spring; 17. Discharge port; 18. Blocking plate; 19 , fixed seat; 20, cylinder; 21, connecting plate; 22, brush; 23, notch.

Detailed ways

In order to make it easy to understand the technical means, creative features, objectives and effects of the present utility model, the present utility model will be further elaborated below in conjunction with specific implementation modes.

As shown in Figure 1-4, a barite powder screening device includes a screening box 1. A collection box 2 is movably connected to the inside of the lower end of the screening box 1. The front and rear sides of the top end of the screening box 1 are There is a feed hopper 3 connected symmetrically and fixedly. The lower end of the feed hopper 3 extends to the inner cavity of the screening box 1. The top of the feed hopper 3 is hinged with a cover 4. The middle part of one side of the screening box 1 is fixedly installed with a cover plate 4. The discharge inclined plate 5 has a discharge opening 17 at the corresponding position between the side of the screening box 1 and the discharge inclined plate 5. The top of the plate 5 is flush with the bottom of the inner cavity of the discharge port 17. A filter 8 is movably connected to the inner upper end of the screening box 1. The top of the filter 8 is higher than the top of the discharge inclined plate 5. The filter 8 is Side plates 9 are symmetrically and fixedly connected to the front and rear sides. A vibration motor 10 is symmetrically fixed in the middle of the bottom of the two side plates 9. Guide posts 15 are fixedly connected to the left and right ends of the bottom of the side boards 9. The guide posts 15 are cylindrical. Moreover, the lengths of the guide posts 15 at both ends are different. The left and right sides of the middle part of the inner cavity of the screening box 1 are symmetrically fixed and connected with support plates 14. The outside of the guide posts 15 is equipped with a spring 16. The spring 16 is located on the side plate 9 and the support plate. 14, through the mutual cooperation of the set filter 8, side plate 9, vibration motor 10, guide post 15, and spring 16, high-efficiency filtration and screening of barite powder can be achieved;

A fixed seat 19 is fixedly installed above the discharge port 17, and a cylinder 20 is fixedly installed at the top of the fixed seat 19. A blocking plate 18 is movably connected to the inner top of the discharge port 17, and a connecting plate 21 is fixedly connected to the outside of the lower end of the blocking plate 18. The output shaft at the bottom of the cylinder 20 is fixedly connected to the top of the connecting plate 21. The arrangement of the cylinder 20 and the blocking plate 18 can seal and block the discharge port 17, so that the barite powder on the top of the filter 8 can be fully screened for a period of time. Row down to improve the screening effect;

A motor 7 is fixedly installed on the side of the upper end of the screening box 1 away from the discharge inclined plate 5. The middle part of the upper end of the inner side of the screening box 1 is rotatably connected to the screw rod 11. The bottom of the feed hopper 3 is lower than the screw rod 11. To prevent barite powder from falling onto the screw rod 11 and affecting use, guide rods 12 are symmetrically fixed on the front and rear sides of the upper inner end of the screening box 1, and a moving plate 13 is provided on the upper inner end of the screening box 1 close to the motor 7. , the screw rod 11 is threadedly connected to the middle part of the upper end of the moving plate 13, and one end of the screw rod 11 is fixedly connected to the output shaft of the motor 7 through a coupling, and the front and rear sides of the upper end of the moving plate 13 are movably connected to two guide rods 12 respectively. A brush 22 is fixedly installed at the bottom of the moving plate 13. The bottom of the brush 22 is in close contact with the top of the filter 8. Notches 23 are symmetrically provided on the front and rear sides of the upper end of the moving plate 13. The two notches 23 are respectively connected with the two sides. The lower ends of the feed hoppers 3 are corresponding and adapted. Through the cooperation of the motor 7, the screw 11, the guide rod 12, the moving plate 13 and the brush 22, it is convenient to scrape the top of the filter 8 to avoid clogging. The possibility eliminates the need for manual cleaning, improving efficiency.

It should be noted that this utility model is a barite powder screening device. During use, the cover plate 4 is opened, the barite powder is put into the screening box 1, and then the two vibration motors 10 are started. Under the action of the spring 16 The filter screen 8 is driven to vibrate, and then the barite powder is filtered and sieved. The qualified barite powder falls into the collection box 2 for collection, while the unqualified barite powder exists at the lower end of the top of the filter screen 8. After thorough screening, the cylinder is opened. 20. The cylinder 20 drives the blocking plate 18 to rise through the connecting plate 21, and the unqualified barite powder is discharged from the discharge port 17. Afterwards, the motor 7 is started to drive the screw rod 11 to rotate, and the screw rod 11 drives the moving plate 13 to move, and the guide rod 12 is guided, and then the brush 22 cleans the upper surface of the filter 8, which avoids the possibility of clogging, eliminates the need for manual cleaning, and improves efficiency. The bottom of the feed hopper 3 is lower than the screw 11, which can prevent barite powder. Falling on the screw rod 11 affects the use.

The basic principles and main features of the present utility model and the advantages of the present utility model are shown and described above. Those skilled in the industry should understand that the present utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model can be There will also be various changes and improvements in the new model, and these changes and improvements all fall within the scope of the claimed utility model. The protection scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a barite powder screening plant, includes screening box (1), its characterized in that: the screening box comprises a screening box body (1), wherein a collecting box (2) is movably connected to the inner side of the lower end of the screening box body (1), a feeding hopper (3) is symmetrically and fixedly connected to the front side and the rear side of one end of the top of the screening box body (1), a cover plate (4) is hinged to the top of the feeding hopper (3), a discharging inclined plate (5) is fixedly arranged in the middle of one side of the screening box body (1), a limiting side plate (6) is symmetrically and fixedly connected to the front end and the rear end of the top of the discharging inclined plate (5), a discharging opening (17) is formed in the corresponding position of the side surface of the screening box body (1) and the discharging inclined plate (5), a filter screen (8) is movably connected to the inner side upper end of the screening box body (1), a side plate (9) is symmetrically and fixedly connected to the front side and rear sides of the filter screen (8), a vibrating motor (10) is symmetrically and fixedly arranged at the bottom middle of the side plate (9), guide posts (15) are fixedly connected to the left and right ends of the bottom of the side plate (9), a supporting plate (14) is symmetrically and fixedly connected to the left and right sides of the middle of the inner cavity of the screening box body, and the outer side of the filtering box is provided with a spring sleeve (16).

A fixed seat (19) is fixedly arranged above the discharge opening (17), an air cylinder (20) is fixedly arranged at the top of the fixed seat (19), a blocking plate (18) is movably connected to the top of the inner side of the discharge opening (17), and a connecting plate (21) is fixedly connected to the outer side of the lower end of the blocking plate (18);

one side fixed mounting that row material swash plate (5) was kept away from to screening box (1) upper end has motor (7), the middle part of screening box (1) inboard upper end rotates and is connected with lead screw (11), the front and back bilateral symmetry fixedly connected with guide arm (12) of screening box (1) inboard upper end, one side that is close to motor (7) of screening box (1) inboard upper end is provided with movable plate (13), the bottom fixed mounting of movable plate (13) has brush (22), notch (23) have been seted up to the front and back bilateral symmetry of movable plate (13) upper end.

2. A barite powder screening device according to claim 1, wherein: the lower end of the feed hopper (3) extends to the inner cavity of the screening box body (1), and the bottom of the feed hopper (3) is lower than the screw rod (11).

3. A barite powder screening device according to claim 1, wherein: the top of the filter screen (8) is higher than the top of the discharge inclined plate (5), and the top of the discharge inclined plate (5) is flush with the bottom of the inner cavity of the discharge opening (17).

4. A barite powder screening device according to claim 1, wherein: the guide posts (15) are cylindrical, the guide posts (15) at the two ends are different in length, and the springs (16) are positioned between the side plates (9) and the support plates (14).

5. A barite powder screening device according to claim 1, wherein: the screw rod (11) is in threaded connection with the middle part of the upper end of the movable plate (13), one end of the screw rod (11) is fixedly connected with an output shaft of the motor (7) through a coupler, the front side and the rear side of the upper end of the movable plate (13) are respectively and movably connected with the two guide rods (12), the two notches (23) are respectively corresponding to and adaptive to the lower ends of the two feed hoppers (3), and the bottom of the hairbrush (22) is in tight contact with the top of the filter screen (8).

6. A barite powder screening device according to claim 1, wherein: an output shaft at the bottom of the air cylinder (20) is fixedly connected with the top of the connecting plate (21).