Spray drying device for preparing calcium stearate

Abstract

The utility model relates to the technical field of spray drying, and discloses a calcium stearate preparation spray drying device which comprises a driving motor and a barrel, the output end of the driving motor is connected with a driving rotating shaft, the driving rotating shaft is coaxially provided with a propelling screw rod, the propelling screw rod is connected with a mounting plate, a plurality of fixing pieces are mounted in the mounting plate, and the fixing pieces are connected with the barrel. A driving rotating shaft is coaxially provided with a propelling screw rod, a fixing piece is arranged on the cylinder body, a four-blade fan is clamped by the fixing piece, the cylinder body is coaxially provided with an electric heating vortex plate, the bottom end of the cylinder body is provided with a first discharging port and is connected with an inclined bin, and the bottom end of the inclined bin is provided with a second discharging port. The driving motor drives the propelling screw rod to rotate and extrudes and pushes the materials forwards into the electric heating vortex plate for heating treatment, due to the shape design of the electric heating vortex plate, the movement time of the materials in the electric heating vortex plate is longer, and the heating effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of spray drying, in particular to a spray drying device for preparing calcium stearate. Background Art

[0002] Calcium stearate is a non-toxic, biocompatible organic salt with a wide range of uses. It can be used as a lubricant and release agent for a variety of plastic processing, and as a plasticizer in rubber processing. It can soften natural rubber and synthetic rubber. Calcium stearate is prepared by spray drying. The process is to heat and melt stearic acid and calcium hydroxide at high temperature, fully mix them under the action of wind, and then spray reaction and dry them to obtain the product.

[0003] According to Chinese patent publication number "CN216418332U", a patent document entitled "A spray drying device for preparing calcium stearate" is disclosed. The device uses a filter layer to prevent impurities in the air from being brought into the spray drying device after heating. However, the material is heated for too short a time during the heating process, and the heating effect is poor. In addition, the material is easily attached to the inner wall of the device during heating, forming accumulation, which affects the heating process.

[0004] Therefore, we designed a spray drying device for preparing calcium stearate. Utility Model Content

[0005] The utility model aims to solve the problems in the prior art that the material is heated for too short a time during the heating process and the material is accumulated on the inner wall of the device, and proposes a spray drying device for preparing calcium stearate.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A spray drying device for preparing calcium stearate comprises a driving motor and a barrel, wherein the output end of the driving motor is connected to a driving shaft, a propulsion screw is coaxially mounted on the driving shaft, the propulsion screw is connected to a mounting plate, the mounting plate is connected to a load-bearing plate via a connecting rod, a plurality of fixings are mounted in the mounting plate, the fixings clamp a four-blade fan, an electric heating vortex plate is coaxially arranged on the barrel, a first discharge port is formed at the bottom end of the barrel, a tilting bin is connected to the bottom end of the barrel, and a second discharge port is formed at the bottom end of the tilting bin.

[0008] Preferably, the cylinder is connected to a movable bin, an input port is provided at the top of the movable bin, a crushing bin is matched on the input port, and a feeding hopper is installed at the top of the crushing bin.

[0009] Preferably, the driving shaft is connected to a limiting block via a transmission belt, a first rotating rod is coaxially mounted on the limiting block, and a driving gear is mounted on the first rotating rod.

[0010] Preferably, a second rotating rod is installed in the crushing chamber, a driven gear is coaxially installed on the second rotating rod, and the driven gear is meshed and connected with the driving gear.

[0011] Preferably, a first rotating roller is mounted on the first rotating rod, a plurality of first rolling rods are mounted on the first rotating roller, a plurality of first crushing teeth are mounted on the first rotating roller, and teeth of the first crushing teeth protrude between two adjacent first rolling rods.

[0012] Preferably, a second rotating roller is mounted on the second rotating rod, a plurality of second rolling rods are mounted on the second rotating roller, a plurality of second crushing teeth are mounted on the second rotating roller, and teeth of the second crushing teeth protrude between two adjacent second rolling rods.

[0013] The beneficial effects of the utility model are:

[0014] 1. The utility model adopts a driving shaft coaxially installed with a propulsion screw, and the barrel is coaxially provided with an electric heating vortex plate. The driving motor drives the propulsion screw to rotate and squeezes and pushes the material forward into the electric heating vortex plate for heating treatment. Due to the shape design of the electric heating vortex plate, the material moves in the electric heating vortex plate for a longer time and the heating effect is better.

[0015] 2. The utility model adopts a four-blade fan installed in the mounting plate, a first discharge port is opened at the bottom of the cylinder, the bottom of the cylinder is connected to an inclined bin, and a second discharge port is opened at the bottom of the inclined bin. The material after heating falls on the bottom of the cylinder, and the material slides to the first discharge port under the action of wind force, avoiding the accumulation of material on the inner wall of the device.

[0016] In summary, the utility model has a reasonable design, which can not only achieve a better heating effect for materials, but also prevent materials from piling up in the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a right side structural diagram of a spray drying device for preparing calcium stearate proposed in the utility model;

[0018] Figure 2 A side cross-sectional view of a spray drying device for preparing calcium stearate proposed in the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of a spray drying device for preparing calcium stearate proposed in the utility model;

[0020] Figure 4 This is a schematic diagram of the propulsion structure of a spray drying device for preparing calcium stearate proposed in the utility model;

[0021] Figure 5This is a structural diagram of an electric heating vortex plate of a spray drying device for preparing calcium stearate proposed by the utility model;

[0022] Figure 6 The utility model provides a schematic diagram of the crushing structure of a spray drying device for preparing calcium stearate.

[0023] In the figure: 1. driving motor; 2. barrel; 3. driving shaft; 4. movable bin; 5. advancing screw; 6. input port; 7. electric heating vortex plate; 8. first discharge port; 9. tilting bin; 10. second discharge port; 11. load-bearing plate; 12. mounting plate; 13. fixing piece; 14. four-blade fan; 15. connecting rod; 16. transmission belt; 17. limiting block; 18. first rotating rod; 19. driving gear; 20. driven gear; 21. second rotating rod; 22. crushing bin; 23. first rotating roller; 24. second rotating roller; 25. first crushing rod; 26. first crushing tooth; 27. second crushing rod; 28. second crushing tooth; 29. ​​feeding hopper. DETAILED DESCRIPTION

[0024] Reference Figure 1-Figure 6, a calcium stearate preparation spray drying device comprises a driving motor 1 and a barrel 2, the output end of the driving motor 1 is connected to a driving shaft 3, the driving shaft 3 is coaxially mounted with a propulsion screw 5, the propulsion screw 5 is connected to a mounting plate 12, the mounting plate 12 is connected to a load-bearing plate 11 through a connecting rod 15, a plurality of fixings 13 are mounted in the mounting plate 12, the fixings 13 clamp a four-leaf fan 14, the barrel 2 is coaxially provided with an electric heating vortex plate 7, the electric heating vortex plate 7 is sleeved on the screw 5, a first discharge port 8 is provided at the bottom end of the barrel 2, a tilting bin 9 is connected to the bottom end of the barrel 2, a second discharge port 10 is provided at the bottom end of the tilting bin 9, the first discharge port 8 is located at one end of the propulsion screw 5, the second discharge port 10 is located at the other end of the propulsion screw 5, the first discharge port 8 is arranged in the opposite direction of the movement direction of the propulsion screw 5, the propulsion screw 5 is fitted with the electric heating vortex plate 7, after the material is crushed, it enters the interior of the movable bin 4 through the input port 6, and the driving The motor 1 is driven to rotate the driving shaft 3. The rotation of the driving shaft 3 drives the propulsion screw 5 to move synchronously, and the material inside the movable bin 4 is pushed forward. Due to the spacing setting of the propulsion screw 5 and the electric heating vortex plate 7, with the cooperation of the screw 5 and the electric heating vortex plate 7, the material is squeezed while being pushed forward. The material is squeezed into the electric heating vortex plate 7 and moves along the inner wall of the electric heating vortex plate 7. Due to the shape design of the electric heating vortex plate 7, the material moves longer in the electric heating vortex plate 7, so that the heating effect is better. After the heating treatment is completed, the material falls from the electric heating vortex plate 7 to the bottom end of the cylinder 2, and is affected by the reverse wind force from the four-blade fan 14. The material is gathered and falls from the first discharge port 8 into the inclined bin 9. The material falling into the inclined bin 9 passes through the second discharge port 10 along the inclined inner wall of the inclined bin 9, completing the heating and drying treatment of the material, and effectively preventing the material from accumulating in the device and affecting the heating treatment effect.

[0025] The cylinder 2 is connected with a movable bin 4, an input port 6 is provided at the top of the movable bin 4, a crushing bin 22 is matched on the input port 6, a feed hopper 29 is installed on the top of the crushing bin 22, the driving shaft 3 is connected to the limit block 17 through the transmission belt 16, a first rotating rod 18 is coaxially installed on the limit block 17, a driving gear 19 is installed on the first rotating rod 18, a second rotating rod 21 is installed in the crushing bin 22, a driven gear 20 is coaxially installed on the second rotating rod 21, the driven gear 20 is meshed and connected with the driving gear 19, a first rotating roller 23 is installed on the first rotating rod 18, a plurality of first rolling rods 25 are installed on the first rotating roller 23, a plurality of first crushing teeth 26 are installed on the first rotating roller 23, the teeth of the first crushing teeth 26 protrude between two adjacent first rolling rods 25, and the second A second rotating roller 24 is installed on the rotating rod 21, and a plurality of second rolling rods 27 are installed on the second rotating roller 24. A plurality of second crushing teeth 28 are installed on the second rotating roller 24. The teeth of the second crushing teeth 28 protrude between two adjacent second rolling rods 27. The material enters the crushing bin 22 through the feed hopper 29. The driving shaft 3 drives the first rotating rod 18 to rotate through the transmission belt 16. The rotation of the first rotating rod 18 drives the first rotating roller 23 to move synchronously. The rotation of the first rotating rod 18 also drives the driving gear 19 to move. The driving gear 19 drives the driven gear 20 to move synchronously, so that the second rotating rod 21 drives the second rotating roller 24 to rotate, and the first rolling rod 25 and the first crushing teeth 26 cooperate with the second rolling rod 27 and the second crushing teeth 28 to crush the material.

[0026] The working principle of the utility model is as follows: the output end of the driving motor 1 is connected to the driving shaft 3, the driving shaft 3 is coaxially installed with a propulsion screw 5, the propulsion screw 5 is connected to a mounting plate 12, a plurality of fixing parts 13 are installed in the mounting plate 12, the fixing part 13 clamps a four-leaf fan 14, the cylinder 2 is coaxially provided with an electric heating vortex plate 7, the bottom end of the cylinder 2 is provided with a first discharge port 8, the bottom end of the cylinder 2 is connected to an inclined bin 9, and the bottom end of the inclined bin 9 is provided with a second discharge port 10. The driving motor 1 is driven to make the propulsion screw 5 push and extrude the material to the electric heating vortex plate 7 for heating treatment. The material after heating treatment slides to the first discharge port 8 under the action of wind force, and slides out of the second discharge port 10 again in the inclined bin 9.

[0027] 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 spray drying device for preparing calcium stearate, comprising a driving motor (1) and a cylinder (2), characterized in that: The output end of the drive motor (1) is connected to a drive shaft (3), a propulsion screw (5) is coaxially mounted on the drive shaft (3), the propulsion screw (5) is connected to a mounting plate (12), the mounting plate (12) is connected to a load-bearing plate (11) via a connecting rod (15), a plurality of fixing members (13) are mounted in the mounting plate (12), the fixing members (13) clamp a four-blade fan (14), an electric heating vortex plate (7) is coaxially mounted on the barrel (2), a first discharge port (8) is provided at the bottom end of the barrel (2), a tilting bin (9) is connected to the bottom end of the barrel (2), and a second discharge port (10) is provided at the bottom end of the tilting bin (9).

2. A calcium stearate preparation spray drying device according to claim 1, characterized in that, The cylinder (2) is connected to a movable bin (4), an input port (6) is provided at the top of the movable bin (4), a crushing bin (22) is matched to the input port (6), and a feed hopper (29) is installed at the top of the crushing bin (22).

3. A calcium stearate preparation spray drying device according to claim 1, characterized in that, The driving shaft (3) is connected to a limit block (17) via a transmission belt (16); a first rotating rod (18) is coaxially mounted on the limit block (17); and a driving gear (19) is mounted on the first rotating rod (18).

4. A calcium stearate preparation spray drying device according to claim 2, characterized in that, A second rotating rod (21) is installed in the crushing chamber (22), a driven gear (20) is coaxially installed on the second rotating rod (21), and the driven gear (20) is meshingly connected with the driving gear (19).

5. A calcium stearate preparation spray drying device according to claim 3, characterized in that, A first rotating roller (23) is mounted on the first rotating rod (18), a plurality of first rolling rods (25) are mounted on the first rotating roller (23), a plurality of first crushing teeth (26) are mounted on the first rotating roller (23), and teeth of the first crushing teeth (26) protrude between two adjacent first rolling rods (25).

6. A calcium stearate preparation spray drying device according to claim 4, characterized in that, A second rotating roller (24) is mounted on the second rotating rod (21), a plurality of second rolling rods (27) are mounted on the second rotating roller (24), a plurality of second crushing teeth (28) are mounted on the second rotating roller (24), and teeth of the second crushing teeth (28) protrude between two adjacent second rolling rods (27).

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