Drum screen for refractory material production

Abstract

The utility model discloses a drum screen for refractory material production, which relates to the technical field of refractory material production and comprises a base, two support frames are mounted at the top of the base, sliding grooves are formed in the two support frames, sliding blocks are slidably connected in the sliding grooves, and a screening box is fixedly connected between the two sliding blocks. A screening cavity is formed in the screening box, and the interior of the screening cavity is rotationally connected with a drum screen body. The drum screen for refractory material production has the advantages that the brush plate above the drum screen ascends and descends, the bristles at the bottom of the drum screen can be inserted into the screen holes of the drum screen, the drum screen is matched with rotation of the drum screen, the screen holes can be dredged comprehensively, blocking of the screen holes is avoided, and the drum screen is convenient to clean under the action of the air cylinder on the supporting frame. The sliding block at the output end is connected with the screening box, the screening box is driven to ascend and descend repeatedly, movement of the drum screen and materials in the drum screen is increased, and the screening effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of refractory material production, in particular to a drum screen for refractory material production. Background Art

[0002] Refractory materials are basic materials in the field of high-temperature technology and are widely used. The most common application is as structural materials and linings to resist high temperatures in various thermal equipment and high-temperature containers. In the production process of refractory materials, the raw materials generally need to be crushed, ground, and screened before entering the next process.

[0003] Application No. 202321287403.X discloses a drum screen for refractory material production, in which the roller is driven to rotate by a crushing motor to crush the raw materials, and the crushed raw materials fall into the feeding box. Start the conveying motor to drive the auger to rotate, and the raw materials in the feeding box can be transported to the screening box through the feed port. Start the driving motor, the active pulley rotates, and the rotating shaft rotates, thereby driving the screening drum to rotate, and the raw materials are screened and filtered. The filtered raw materials fall into the collection box through the guide plate. Pull the handle, and the collection box can be slid to the outside of the screening box through the cooperation between the guide rod and the slide rail. It is convenient and quick to collect the raw materials in the collection box.

[0004] In the screening drum structure of the above application, the screen holes are easily clogged after long-term use, which affects the screening effect. At the same time, the screening force of the screening drum during rotation is relatively small. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a drum screen for refractory material production, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a drum screen for refractory material production, including a base, two support frames are installed on the top of the base, slide grooves are provided inside the two support frames, sliders are slidably connected inside the slide grooves, a screening box is fixedly connected between the two sliders, a screening cavity is provided inside the screening box, a drum screen body is rotatably connected inside the screening cavity, a screening slot is provided inside the drum screen body, a feed port is provided inside the drum screen body and at one end of the screen slot, a feed hopper is installed on one side of the screening box, and the feed hopper is connected to the feed port Aligned, a plurality of sieve holes are provided inside the drum screen body and on one side of the sieve slot, a first motor is fixedly installed inside the screening box, an output end of the first motor is fixedly connected to the drum screen body, a hydraulic rod is installed on the top of the screening box, an output end of the hydraulic rod is fixedly connected to a brush plate located in the screening cavity, a plurality of bristles are installed on the bottom of the brush plate, and the positions of the plurality of bristles are respectively aligned with the plurality of sieve holes, a cylinder is installed on the top of the two support frames, the output end of the cylinder extends into the slide slot and is connected to the slider, a telescopic spring is installed inside the slide slot, and one end of the telescopic spring is connected to the slider.

[0007] Preferably, an air trough is provided inside the screening box and at the top of the screening cavity, a plurality of ventilation holes are provided inside the screening box and at the bottom of the air trough, a collecting box is installed on the side of the base away from the feed hopper, an air inlet pipe is connected to the top of the collecting box, one end of the air inlet pipe is connected to the air trough, and a fan is installed inside the collecting box.

[0008] Preferably, a support shaft is installed inside the feed hopper, one end of the support shaft passes through the feed port and extends into the screen slot, and a scraper is connected to the outer side of the support shaft.

[0009] Preferably, a slag discharge port is opened inside the drum screen body and at the bottom of the screen slot, a sealing plate is rotatably connected inside the slag discharge port, a second motor is fixedly installed inside the drum screen body, and an output end of the second motor is fixedly connected to the sealing plate.

[0010] Preferably, a filter is installed inside the aggregate box and at the input end of the fan.

[0011] Preferably, a discharge port is provided inside the screening box and at the bottom of the screening cavity.

[0012] Preferably, a groove is provided inside the screening box and on one side of the discharge port, an electric telescopic rod is installed inside the groove, an output end of the electric telescopic rod is fixedly connected to a baffle, and one end of the baffle extends into the discharge port.

[0013] The utility model provides a drum screen for refractory material production, which has the following beneficial effects:

[0014] 1. The drum screen for refractory material production can be inserted into the screen holes of the drum screen by lifting the brush plate above the drum screen. The rotation of the drum screen is conducive to clearing the screen holes in all aspects to avoid blockage. At the same time, under the action of the cylinder on the support frame, the output end slider can be connected with the screening box to drive the screening box to rise and fall repeatedly, thereby increasing the activity of the drum screen and the material inside it, which is conducive to improving the screening effect.

[0015] 2. The drum screen for refractory material production is arranged such that one end of the feed hopper is aligned with the feed port of the screening drum so that one end of the support shaft in the feed hopper extends into the drum screen. The scraper on the outside of the support shaft automatically scrapes off the attachments on the inner wall of the drum screen as it rotates, which facilitates the cleaning of the drum screen. A dust suction structure is provided on the screening box. Under the action of the fan, the dust in the material is separated through multiple ventilation holes and collected in the aggregate box. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a side sectional view of the local structure of the utility model;

[0018] Figure 3 It is a front view of the utility model.

[0019] In the figure: 1. base; 2. support frame; 3. slide; 4. slider; 5. screening box; 6. screening cavity; 7. drum screen body; 8. screening slot; 9. feed port; 10. feed hopper; 11. sieve hole; 12. first motor; 13. hydraulic rod; 14. brush plate; 15. bristles; 16. telescopic spring; 17. cylinder; 18. wind slot; 19. ventilation hole; 20. collection box; 21. air inlet pipe; 22. fan; 23. support shaft; 24. scraper; 25. slag discharge port; 26. sealing plate; 27. second motor; 28. discharge port; 29. ​​groove; 30. electric telescopic rod; 31. baffle; 32. filter screen. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figures 1 to 3The utility model provides a technical solution: a drum screen for refractory material production, comprising a base 1, two support frames 2 are installed on the top of the base 1, slide grooves 3 are provided inside the two support frames 2, sliders 4 are slidably connected inside the slide grooves 3, a screening box 5 is fixedly connected between the two sliders 4, a screening cavity 6 is provided inside the screening box 5, a drum screen body 7 is rotatably connected inside the screening cavity 6, a screening slot 8 is provided inside the drum screen body 7, a feed port 9 is provided inside the drum screen body 7 and at one end of the screening slot 8, a feed hopper 10 is installed on one side of the screening box 5, the feed hopper 10 is aligned with the feed port 9, so as to facilitate the feeding of materials into the screening slot 8, a plurality of screen holes 11 are provided inside the drum screen body 7 and at one side of the screening slot 8, and the screening box 5 A first motor 12 is fixedly installed inside the screen box 5, and an output end of the first motor 12 is fixedly connected to the drum screen body 7 to drive the drum screen body 7 to rotate. Under the action of the multiple sieve holes 11, it is convenient to screen the material. A hydraulic rod 13 is installed on the top of the screening box 5, and a brush plate 14 is fixedly connected to the output end of the hydraulic rod 13 and located in the screening cavity 6. A plurality of bristles 15 are installed at the bottom of the brush plate 14, and the positions of the multiple bristles 15 are respectively aligned with the multiple sieve holes 11, so that the brush plate 14 drives the bristles 15 to rise and fall with the operation of the hydraulic rod 13, and is inserted into the multiple sieve holes 11 in turn for dredging, which is beneficial to avoid blockage of the sieve holes 11. Cylinders 17 are installed on the tops of the two support frames 2, and the output ends of the cylinders 17 extend into the slide 3 and are connected to the slider 4. A telescopic spring 16 is installed inside, one end of which is connected to the slider 4, which is connected to the screening box 5 through the slider 4, so that the cylinder 17 drives the slider 4 to rise and fall, and the screening box 5 and the drum screen body 7 shake accordingly, which is beneficial to increase the screening force of the drum screen body 7. A discharge port 28 is provided inside the screening box 5 and at the bottom of the screening cavity 6 to facilitate the discharge of materials. A groove 29 is provided inside the screening box 5 and at one side of the discharge port 28. An electric telescopic rod 30 is installed inside the groove 29. A baffle 31 is fixedly connected to the output end of the electric telescopic rod 30. One end of the baffle 31 extends into the discharge port 28, so that the electric telescopic rod 30 can drive the baffle 31 to move, thereby controlling the opening and closing of the discharge port 28. A support shaft 23, one end of which passes through the feed port 9 and extends into the screen slot 8. A scraper 24 is connected to the outer side of the support shaft 23. As the drum screen body 7 rotates, the attachments in the screen slot 8 are automatically scraped off to facilitate discharge together with the waste residue in the material. A slag discharge port 25 is provided inside the drum screen body 7 and at the bottom of the screen slot 8. A sealing plate 26 is rotatably connected inside the slag discharge port 25. A second motor 27 is fixedly installed inside the drum screen body 7. The output end of the second motor 27 is fixedly connected to the sealing plate 26 to provide power for the rotation of the sealing plate 26 and control the opening and closing of the slag discharge port 25, so that the waste residue can be discharged through the gap between the sealing plate 26 and the slag discharge port 25. An air slot 18 is provided inside the screening box 5 and at the top of the screening cavity 6.A plurality of ventilation holes 19 are provided inside the screening box 5 and at the bottom of the wind slot 18. A collecting box 20 is installed on the side of the base 1 away from the feed hopper 10. An air inlet pipe 21 is connected to the top of the collecting box 20. One end of the air inlet pipe 21 is connected to the wind slot 18. A fan 22 is installed inside the collecting box 20. Through the connection between the air inlet pipe 21 and the wind slot 18, suction is generated in the wind slot 18, and dust in the material is sucked into the collecting box 20 through the plurality of ventilation holes 19 and the wind slot 18 for collection, so as to facilitate dust removal of the material. A filter screen 32 is installed inside the collecting box 20 and at the input end of the fan 22 to intercept dust and prevent it from entering the fan 22 or being discharged.

[0022] In summary, when the drum screen for refractory material production is used, the material is fed into the screen slot 8 in the drum screen body 7 through the feed hopper 10 and the feed port 9, and the first motor 12 drives the drum screen body 7 to rotate, and screens the material through the multiple screen holes 11 on the drum screen body 7, and the screened material is accumulated in the screening cavity 6. At the same time, the two cylinders 17 drive the sliders 4 in the two support frames 2 to rise and fall. Under the action of the connection between the two sliders 4 and the screening box 5, the screening box 5 and the drum screen body 7 are repeatedly shaken to increase the screening force. According to needs, the fan 22 in the collecting box 20 can be started, and the air trough 18 in the screening box 5 generates suction through the air inlet pipe 21, and the dust mixed in the material is passed through multiple ventilation holes. The air passes through the hole 19 into the wind slot 18 and is then collected into the collecting box 20 by the air inlet pipe 21. After a period of time, the hydraulic rod 13 drives the brush plate 14 to rise and fall, so that the multiple bristles 15 at the bottom are inserted into the multiple sieve holes 11 on the drum screen body 7 in turn for dredging. After the dredging is completed, the electric telescopic rod 30 drives the baffle 31 to move, so that the discharge port 28 can be opened to discharge the material. Similarly, when the screen slot 8 needs to be cleaned, the scraper 24 on the support shaft 23 automatically scrapes off the material adhered to the screen slot 8 as the drum screen body 7 rotates. After the drum screen body 7 stops rotating, the second motor 27 drives the sealing plate 26 in the slag discharge port 25 at the bottom of the drum screen body 7 to flip, so that the slag discharge port 25 can be opened to discharge the waste slag.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A drum screen for refractory material production, comprising a base (1), characterized in that: Two support frames (2) are installed on the top of the base (1), and a slide groove (3) is provided inside the two support frames (2), and a slider (4) is slidably connected inside the slide groove (3), and a screening box (5) is fixedly connected between the two sliders (4), and a screening cavity (6) is provided inside the screening box (5), and a drum screen body (7) is rotatably connected inside the screening cavity (6), and a screening groove (8) is provided inside the drum screen body (7), and a feed port (9) is provided inside the drum screen body (7) and at one end of the screening groove (8), and a feed hopper (10) is installed on one side of the screening box (5), and the feed hopper (10) is aligned with the feed port (9), and a plurality of screen holes are provided inside the drum screen body (7) and at one side of the screening groove (8). (11), a first motor (12) is fixedly installed inside the screening box (5), and the output end of the first motor (12) is fixedly connected to the drum screen body (7), a hydraulic rod (13) is installed on the top of the screening box (5), and the output end of the hydraulic rod (13) is fixedly connected to a brush plate (14) located in the screening cavity (6), and a plurality of bristles (15) are installed at the bottom of the brush plate (14), and the positions of the plurality of bristles (15) are respectively aligned with the plurality of sieve holes (11), and a cylinder (17) is installed on the top of the two support frames (2), and the output end of the cylinder (17) extends into the slide groove (3) and is connected to the slider (4), and a telescopic spring (16) is installed inside the slide groove (3), and one end of the telescopic spring (16) is connected to the slider (4).

2. A drum screen for refractory material production according to claim 1, characterized in that: An air slot (18) is provided inside the screening box (5) and at the top of the screening chamber (6); a plurality of ventilation holes (19) are provided inside the screening box (5) and at the bottom of the air slot (18); a material collecting box (20) is installed on the side of the base (1) away from the feed hopper (10); an air intake pipe (21) is connected to the top of the material collecting box (20); one end of the air intake pipe (21) is connected to the air slot (18); and a fan (22) is installed inside the material collecting box (20).

3. A drum screen for refractory material production according to claim 1, characterized in that: A support shaft (23) is installed inside the feed hopper (10), one end of the support shaft (23) passes through the feed port (9) and extends into the sieve slot (8), and a scraper (24) is connected to the outer side of the support shaft (23).

4. A drum screen for refractory material production according to claim 1, characterized in that: A slag discharge port (25) is provided inside the drum screen body (7) and at the bottom of the screen slot (8), a sealing plate (26) is rotatably connected inside the slag discharge port (25), a second motor (27) is fixedly installed inside the drum screen body (7), and an output end of the second motor (27) is fixedly connected to the sealing plate (26).

5. A drum screen for refractory material production according to claim 2, characterized in that: A filter screen (32) is installed inside the collecting box (20) and at the input end of the fan (22).

6. A drum screen for refractory material production according to claim 1, characterized in that: A discharge port (28) is provided inside the screening box (5) and at the bottom of the screening cavity (6).

7. A drum screen for refractory material production according to claim 6, characterized in that: A groove (29) is provided inside the screening box (5) and on one side of the discharge port (28), an electric telescopic rod (30) is installed inside the groove (29), an output end of the electric telescopic rod (30) is fixedly connected to a baffle (31), and one end of the baffle (31) extends into the discharge port (28).

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