Magnesium carbonate jet mill crushing device

Abstract

The utility model relates to a magnesium carbonate jet mill crushing device, which belongs to the technical field of magnesium carbonate and comprises a worktable, an air heater is arranged on the left side of the worktable, a connecting pipe is fixedly connected to the top surface of the worktable, and a crushing bin is arranged at the top of the worktable. The inner top wall of the connecting pipe is fixedly connected with a plurality of flow dividing pipes with one ends extending into the smashing bin, the inner top wall of the smashing bin is fixedly connected with a discharging pipe with one end extending to the top of the smashing bin, and the inner top wall of the smashing bin is fixedly connected with a feeding pipe with one end extending to the top of the smashing bin. According to the crushing device of the airflow mill for the magnesium carbonate, under the action of the air heater, air is heated, the magnesium carbonate is conveniently decomposed, high-temperature compressed air blows materials to collide, and the magnesium carbonate can be more easily crushed, so that the yield is increased, the particle size is finer, under the action of the filter screen, the air is filtered, and the air is prevented from containing impurities as much as possible; the crushing effect and the use effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of magnesium carbonate, in particular to a magnesium carbonate air flow mill pulverizing device. Background Art

[0002] Magnesium carbonate is a white monoclinic crystal used as a refractory material. It is an inorganic compound with the chemical formula MgCO3, a molecular weight of 84.31, a relative density of 3.037, and an appearance of white granular powder. Airflow mill is a powder grinding device commonly used in the chemical industry. The high-speed airflow generates a large amount of kinetic energy for the powder, and the friction between the powders and the collision between the powders and the wall of the device causes the powders to be broken down.

[0003] When magnesium carbonate is crushed, it needs to be crushed by a jet mill crushing device. However, when the jet mill crushing device is used for crushing, the crushing yield of magnesium carbonate is low and the particle size is large, which reduces the use effect. Therefore, a magnesium carbonate jet mill crushing device is proposed to solve the above problems. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a magnesium carbonate air flow mill pulverizing device, which has the advantages of increased output and small particle size. It solves the problem that when magnesium carbonate is pulverized, it needs to be pulverized by an air flow mill pulverizing device, but when the air flow mill pulverizing device is pulverized, the pulverization output of magnesium carbonate is low, the particle size is large, and the use effect is reduced.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a magnesium carbonate air flow mill pulverizing device, comprising a workbench, an air heater is placed on the left side of the workbench, a connecting pipe is fixedly connected to the top surface of the workbench, and a pulverizing bin is placed on the top of the workbench.

[0006] The inner top wall of the connecting pipe is fixedly connected to a plurality of diversion pipes, one end of which extends to the inside of the crushing bin, the inner top wall of the crushing bin is fixedly connected to a discharge pipe extending to its top, the inner top wall of the crushing bin is fixedly connected to a feed pipe extending to its top, the outer peripheral wall of the feed pipe is fixedly sleeved with a placement bin, the left inner wall of the connecting pipe is fixedly connected to a delivery pipe extending to its left side, the left side of the air heater is fixedly connected to a mounting pipe, the right side of the air heater is fixedly connected to an exhaust pipe, the right side of the exhaust pipe is fixedly connected to a first air intake pipe, the left side of the delivery pipe is fixedly connected to a second air intake pipe, and a filter bin is fixedly sleeved between the outer peripheral walls of the first and second air intake pipes.

[0007] The filter bin is provided with a filter assembly for filtering the air.

[0008] The filter bin is provided with a fixing assembly for fixing the filter assembly.

[0009] Furthermore, the plurality of diversion pipes are all fixedly connected to the crushing bin, the crushing bin is in the shape of a rectangular parallelepiped with a hollow interior, and the placement bin is in the shape of a rectangular parallelepiped with a hollow interior and a missing top surface.

[0010] Further, the filter assembly includes a filter plate, which is placed inside the filter bin, and the top surface of the filter plate is fixedly inlaid with a filter mesh. A limiting groove is provided on the left inner wall of the filter bin, and the left side of the filter plate is fixedly connected to a limiting block with one end extending to the inside of the limiting groove. The outer peripheral wall of the limiting block is fixedly sleeved with a first rubber ring, and a clearance groove is provided on the right side of the filter bin, and the filter plate extends to the inside of the clearance groove. The outer peripheral wall of the filter plate is fixedly sleeved with a second rubber ring, and the right side of the filter plate is fixedly connected to a sealing plate, and the left side of the sealing plate is fixedly connected to two positioning rods, and the right side of the filter bin is provided with two positioning holes, and the two positioning rods extend to the inside of the two positioning holes respectively.

[0011] Furthermore, the filter chamber is in the shape of a rectangular parallelepiped with a hollow interior, and the filter plate is located between the first air inlet pipe and the second air inlet pipe.

[0012] Furthermore, the first rubber ring fits in with the limiting groove, the second rubber ring fits in with the giving groove, the positioning rod fits in with the positioning hole, and the sealing plate fits in with the filter bin.

[0013] Furthermore, the fixing assembly includes two fixing plates, both of which are fixedly connected to the right side of the filter bin, and the opposite sides of the two fixing plates are rotatably connected to drive rods through bearings, and the opposite sides of the two drive rods are movably connected to screws with one end extending into the interior thereof, and the opposite sides of the two screws are fixedly connected to splints, and the left sides of the two splints are fixedly connected to support blocks, and the right side of the filter bin is provided with two support grooves, and the two support blocks extend to the interior of the two support grooves respectively.

[0014] Furthermore, the support block and the support groove are slidably connected, the clamping plate is an L-shaped plate, and the clamping plate and the sealing plate are fitted together.

[0015] Furthermore, threaded holes are provided on opposite sides of the two driving rods, and the two screw rods extend into the interiors of the two threaded holes and are threadedly connected thereto.

[0016] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0017] 1. The magnesium carbonate air flow mill crushing device heats the air through the action of the air heater, which conveniently decomposes the magnesium carbonate. The high-temperature compressed air blows the material into collision, making the magnesium carbonate easier to break, thereby increasing the output and making the particle size finer. The air is filtered through the filter to avoid impurities in the air as much as possible, thereby improving the crushing effect and use effect.

[0018] 2. The magnesium carbonate air flow mill pulverizing device supports the filter plate through the action of the limit groove and the give way groove, thereby improving the stability of the filter plate. The sealing plate is restricted through the clearance fit between the positioning rod and the positioning hole, thereby improving the stability of the sealing plate. At the same time, the sealing plate is fixed through the action of the splint, thereby improving the stability of the sealing plate, which is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is an enlarged schematic diagram of the internal structure of the filter chamber in the structure of the present utility model;

[0021] Figure 3 This is a top view schematic diagram of the structural connecting pipe of the utility model;

[0022] Figure 4 This is a top view of the top splint in the structure of the present invention.

[0023] In the figure: 1 workbench, 2 connecting pipe, 3 diverter pipe, 4 crushing bin, 5 feed pipe, 6 placement bin, 7 discharge pipe, 8 conveying pipe, 9 second air inlet pipe, 10 filter bin, 11 first air inlet pipe, 12 exhaust pipe, 13 air heater, 14 mounting pipe, 15 filter screen, 16 filter plate, 17 limit groove, 18 limit block, 19 first rubber ring, 20 give way groove, 21 second rubber ring, 22 fixing plate, 23 driving rod, 24 screw, 25 support groove, 26 splint, 27 support block, 28 sealing plate, 29 positioning rod, 30 positioning hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Example 1: Please refer to Figures 1 to 4A magnesium carbonate air flow mill pulverizing device in this embodiment includes a workbench 1, an air heater 13 is placed on the left side of the workbench 1, a connecting pipe 2 is fixedly connected to the top surface of the workbench 1, and a pulverizing bin 4 is placed on the top of the workbench 1.

[0026] The inner top wall of the connecting pipe 2 is fixedly connected with a plurality of diversion pipes 3, one end of which extends to the inside of the crushing bin 4. The inner top wall of the crushing bin 4 is fixedly connected with a discharge pipe 7, one end of which extends to the top of the crushing bin 4. The inner top wall of the crushing bin 4 is fixedly connected with a feed pipe 5, one end of which extends to the top of the crushing bin 4. The outer peripheral wall of the feed pipe 5 is fixedly covered with a placement bin 6. The left inner wall of the connecting pipe 2 is fixedly connected with a delivery pipe 8, one end of which extends to the left side of the connecting pipe 2. The left side of the air heater 13 is fixedly connected with a mounting pipe 14. The right side of the air heater 13 is fixedly connected with an exhaust pipe 12. The right side of the exhaust pipe 12 is fixedly connected with a first air intake pipe 11. The left side of the delivery pipe 8 is fixedly connected with a second air intake pipe 9. A filter bin 10 is fixedly covered between the outer peripheral walls of the first air intake pipe 11 and the second air intake pipe 9.

[0027] Among them, multiple diversion pipes 3 are fixedly connected to the crushing bin 4. The crushing bin 4 is in the shape of a rectangular parallelepiped with a hollow interior. The placement bin 6 is in the shape of a rectangular parallelepiped with a hollow interior and a missing top surface.

[0028] It should be noted that the air heater 13 is a conventional device known to the public in the prior art, and its specific structure and working principle will not be described in detail herein.

[0029] Specifically, the compressed air enters the interior of the air heater 13 through the mounting pipe 14, and the air is heated by the action of the air heater 13, and then enters the interior of the filter bin 10 through the exhaust pipe 12 and the first air inlet pipe 11, and then enters the interior of the connecting pipe 2 through the second air inlet pipe 9 and the delivery pipe 8, and then enters the interior of the crushing bin 4 through the action of the diversion pipe 3, and the magnesium carbonate enters the interior of the placement bin 6, and then enters the interior of the crushing bin 4 through the delivery of the feed pipe 5, and then the magnesium carbonate is crushed by the action of the heated air, and then the crushed magnesium carbonate is discharged from the crushing bin 4 through the action of the discharge pipe 7.

[0030] Example 2: Please refer to Figures 1 to 4In this embodiment, on the basis of embodiment 1, a filter assembly is provided on the filter chamber 10, and the filter assembly includes a filter plate 16, which is placed inside the filter chamber 10, and a filter mesh 15 is fixedly embedded on the top surface of the filter plate 16. A limiting groove 17 is provided on the left inner wall of the filter chamber 10, and the left side of the filter plate 16 is fixedly connected to a limiting block 18 with one end extending into the inside of the limiting groove 17. The outer peripheral wall of the limiting block 18 is fixedly sleeved with a first rubber ring 19, and a clearance groove 20 is provided on the right side of the filter chamber 10, and the filter plate 16 extends to the inside of the clearance groove 20, and the outer peripheral wall of the filter plate 16 is fixedly sleeved with a second rubber ring 21. The right side of the filter plate 16 is fixedly connected to a sealing plate 28, and the left side of the sealing plate 28 is fixedly connected to two positioning rods 29. The right side of the filter chamber 10 is provided with two positioning holes 30, and the two positioning rods 29 extend to the inside of the two positioning holes 30 respectively.

[0031] Among them, the filter chamber 10 is shaped like a hollow rectangular parallelepiped, the filter plate 16 is located between the first air inlet pipe 11 and the second air inlet pipe 9, the first rubber ring 19 fits with the limiting groove 17, the second rubber ring 21 fits with the giving groove 20, the positioning rod 29 and the positioning hole 30 are clearance-fitted, and the sealing plate 28 fits with the filter chamber 10.

[0032] Specifically, the filter plate 16 is pushed so that the filter plate 16 passes through the give way groove 20 and enters the interior of the filter bin 10, and the limit block 18 is inserted into the interior of the limit groove 17. The limit block 18 and the limit groove 17 cooperate to restrict the filter plate 16. The first rubber ring 19 and the limit groove 17 fit together to support the limit block 18 and improve the stability of the limit block 18. The second rubber ring 21 and the give way groove 20 fit together to seal the give way groove 20. The sealing plate 28 and the filter bin 10 fit together, and the positioning rod 29 is inserted into the interior of the positioning hole 30. The sealing plate 28 is restricted by the clearance fit between the positioning rod 29 and the positioning hole 30. Under the action of the filter mesh 15, the air is filtered, so that impurities are retained on the filter mesh 15.

[0033] Example 3: Please refer to Figures 1 to 4 In this embodiment, on the basis of Example 1 and Example 2, a fixing component is provided on the filter bin 10, and the fixing component includes two fixing plates 22, and the two fixing plates 22 are fixedly connected to the right side of the filter bin 10. The opposite sides of the two fixing plates 22 are rotatably connected to the drive rod 23 through a bearing, and the opposite sides of the two drive rods 23 are movably connected to a screw 24 with one end extending into the interior thereof, and the opposite sides of the two screws 24 are fixedly connected to a splint 26, and the left sides of the two splints 26 are fixedly connected to a support block 27. The right side of the filter bin 10 is provided with two support grooves 25, and the two support blocks 27 extend to the interior of the two support grooves 25 respectively.

[0034] Among them, the support block 27 and the support groove 25 are slidably connected, the splint 26 is an L-shaped plate, the splint 26 and the sealing plate 28 are fitted together, and threaded holes are opened on the opposite sides of the two driving rods 23. The two screws 24 extend into the inside of the two threaded holes and are threadedly connected thereto.

[0035] Specifically, the driving rod 23 is rotated, and through the threaded connection between the driving rod 23 and the screw 24 and the sliding connection between the support block 27 and the support groove 25, the screw 24 drives the two clamping plates 26 to move relative to each other, and the clamping plates 26 and the sealing plate 28 fit together to fix the sealing plate 28.

[0036] The working principle of the above embodiment is:

[0037] Push the filter plate 16 so that the filter plate 16 passes through the give way groove 20 and enters the interior of the filter chamber 10. The limit block 18 is inserted into the interior of the limit groove 17. The filter plate 16 is restricted by the cooperation between the limit block 18 and the limit groove 17. The limit block 18 is supported by the fit between the first rubber ring 19 and the limit groove 17 to improve the stability of the limit block 18. The fit between the second rubber ring 21 and the give way groove 20 seals the give way groove 20. The sealing plate 28 fits with the filter chamber 10. The positioning rod 29 is inserted into the interior of the positioning hole 30. The sealing plate 28 is restricted by the clearance fit between the positioning rod 29 and the positioning hole 30. The driving rod 23 is rotated. The screw 24 drives the two splints 26 to move relative to each other through the threaded connection between the driving rod 23 and the screw 24 and the sliding connection between the support block 27 and the support groove 25. The clamping plate 26 and the sealing plate 28 are fitted together to fix the sealing plate 28. The compressed air enters the interior of the air heater 13 through the mounting pipe 14, and is heated by the air heater 13. The air is then transported through the exhaust pipe 12 and the first air inlet pipe 11 to the interior of the filter bin 10. The air is filtered by the filter screen 15, so that impurities are retained on the filter screen 15. The air is then transported through the second air inlet pipe 9 and the delivery pipe 8 to the interior of the connecting pipe 2. The air is then transported through the diversion pipe 3 to the interior of the crushing bin 4, and the magnesium carbonate enters the interior of the placement bin 6. The air is then transported through the feed pipe 5 and enters the interior of the crushing bin 4. The magnesium carbonate is crushed by the heated air, and the crushed magnesium carbonate is discharged from the crushing bin 4 through the discharge pipe 7.

[0038] The control method of the present invention is to control through a controller. The control circuit of the controller can be implemented by simple programming by technicians in this field. The provision of power is also common knowledge in this field. In addition, the present invention is mainly used to protect mechanical devices, so the control method and circuit connection are no longer explained in detail in the present invention.

[0039] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0040] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnesium carbonate jet mill pulverizing device, comprising a workbench (1), characterized in that: An air heater (13) is placed on the left side of the workbench (1), a connecting pipe (2) is fixedly connected to the top surface of the workbench (1), and a crushing bin (4) is placed on the top of the workbench (1); The inner top wall of the connecting pipe (2) is fixedly connected with a plurality of diversion pipes (3) with one end extending to the inside of the crushing bin (4); the inner top wall of the crushing bin (4) is fixedly connected with a discharge pipe (7) with one end extending to the top thereof; the inner top wall of the crushing bin (4) is fixedly connected with a feed pipe (5) with one end extending to the top thereof; the outer peripheral wall of the feed pipe (5) is fixedly sleeved with a placement bin (6); the left inner wall of the connecting pipe (2) is fixedly connected with a delivery pipe (8) with one end extending to the left thereof; the left side of the air heater (13) is fixedly connected with a mounting pipe (14); the right side of the air heater (13) is fixedly connected with an exhaust pipe (12); the right side of the exhaust pipe (12) is fixedly connected with a first air intake pipe (11); the left side of the delivery pipe (8) is fixedly connected with a second air intake pipe (9); and a filter bin (10) is fixedly sleeved between the outer peripheral walls of the first air intake pipe (11) and the second air intake pipe (9); The filter chamber (10) is provided with a filter assembly, and the filter chamber (10) is provided with a fixing assembly.

2. A magnesium carbonate air flow mill pulverizing device according to claim 1, characterized in that: The plurality of diversion pipes (3) are all fixedly connected to the crushing bin (4); the crushing bin (4) is in the shape of a rectangular parallelepiped with a hollow interior; and the placement bin (6) is in the shape of a rectangular parallelepiped with a hollow interior and a missing top surface.

3. A magnesium carbonate air flow mill pulverizing device according to claim 1, characterized in that: The filter assembly comprises a filter plate (16), the filter plate (16) is placed inside the filter bin (10), a filter screen (15) is fixedly embedded on the top surface of the filter plate (16), a limiting groove (17) is provided on the left inner wall of the filter bin (10), the left side of the filter plate (16) is fixedly connected to a limiting block (18) with one end extending to the inside of the limiting groove (17), the outer peripheral wall of the limiting block (18) is fixedly sleeved with a first rubber ring (19), and the right side of the filter bin (10) is provided with a limiting groove (17) for the filter to pass through. The filter plate (16) extends to the inside of the give way groove (20), the outer peripheral wall of the filter plate (16) is fixedly sleeved with a second rubber ring (21), the right side of the filter plate (16) is fixedly connected to a sealing plate (28), the left side of the sealing plate (28) is fixedly connected to two positioning rods (29), the right side of the filter chamber (10) is provided with two positioning holes (30), and the two positioning rods (29) extend to the inside of the two positioning holes (30) respectively.

4. A magnesium carbonate jet mill pulverizing device according to claim 3, characterized in that: The filter chamber (10) is in the shape of a rectangular parallelepiped with a hollow interior, and the filter plate (16) is located between the first air inlet pipe (11) and the second air inlet pipe (9).

5. A magnesium carbonate jet mill pulverizing device according to claim 4, characterized in that: The first rubber ring (19) fits in with the limiting groove (17), the second rubber ring (21) fits in with the giving groove (20), the positioning rod (29) and the positioning hole (30) are clearance-matched, and the sealing plate (28) fits in with the filter bin (10).

6. A magnesium carbonate jet mill pulverizing device according to claim 3, characterized in that: The fixing assembly includes two fixing plates (22), the two fixing plates (22) are fixedly connected to the right side of the filter chamber (10), the opposite side of the two fixing plates (22) are rotatably connected to the driving rod (23) through a bearing, the opposite side of the two driving rods (23) are movably connected to a screw (24) with one end extending into the interior thereof, the opposite side of the two screws (24) are fixedly connected to a clamping plate (26), the left side of the two clamping plates (26) are fixedly connected to a support block (27), the right side of the filter chamber (10) is provided with two support grooves (25), and the two support blocks (27) extend into the interior of the two support grooves (25) respectively.

7. A magnesium carbonate jet mill pulverizing device according to claim 6, characterized in that: The support block (27) and the support groove (25) are slidably connected, the clamping plate (26) is an L-shaped plate, and the clamping plate (26) and the sealing plate (28) are fitted together.

8. A magnesium carbonate jet mill pulverizing device according to claim 7, characterized in that: Threaded holes are provided on opposite sides of the two driving rods (23), and the two screw rods (24) extend into the interiors of the two threaded holes and are threadedly connected thereto.

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