A granule separation and extraction device and method in an ethylene bis-stearamide granulation process

Abstract

The application discloses a granule separation and extraction device and method in an ethylene bis-stearamide granulation process, and relates to the technical field of spray granulation. The device body is provided with a feeding mechanism at the top; the spray chamber is installed in the device body, the top of the spray chamber is connected with the feeding mechanism, one end of the spray chamber is in a spherical structure, and a plurality of uniformly distributed spray holes are formed in the spherical structure; the hopper cover is fixed in the device body, the hopper cover covers the outside of the spherical structure of the spray chamber, and an annular gap for gas flow is formed between the hopper cover and the spray chamber. Through the setting of the elastic bag, the extrusion mechanism and the like, the working of the extrusion mechanism can extrude the elastic bag, the air pressure in the spray chamber can be changed, the material can be uniformly sprayed out of the spray holes at the end of the spray chamber, the working of the air pressure generating mechanism can convey the air power to the annular gap, the material can be more uniformly output through the output pipe, and thus the effect of spray granulation is ensured.

Description

Technical Field

[0001] This invention relates to the field of spray granulation technology, and in particular to a particle separation and extraction device and method in the granulation process of ethylene bis-stearamide. Background Technology

[0002] Ethylene bis-stearamide is a hard, brittle, white, high-melting-point wax that is insoluble in most solvents at room temperature. It is stable in acidic, alkaline, and aqueous media, but soluble in hot chlorinated and aromatic hydrocarbon solvents. The equipment used in the processing of ethylene bis-stearamide varies depending on the preparation process. Some processes require particle separation and extraction using spray granulation equipment. While current spray granulation equipment can meet certain preparation requirements, it still suffers from uneven spraying and requires further improvement.

[0003] A search revealed Chinese patent application CN202022503329.3, which discloses an air compression system for ethylene bis-stearamide granulation. The system includes an air compressor, a cyclone frame, and nozzles. The air compressor has cooling nozzles on its upper surface and a side spray barrel on its upper surface. The inner wall of the side spray barrel has a discharge plate, and a granulation ring is connected to the upper surface of the discharge plate. A baffle mesh is installed on the inner wall of the side spray barrel, and an air supply pipe is located at the upper end of the side spray barrel. A cyclone frame is embedded in the upper end of the side spray barrel, and nozzles are located on the inner surface of the cyclone frame. The air compression system in this patent has the following shortcomings: during spray granulation, uneven spraying is prone to occur, affecting the granulation effect, and further improvement is needed. Summary of the Invention

[0004] The purpose of this invention is to address the shortcomings of existing technologies by providing a particle separation and extraction device and method for the granulation process of ethylene bis-stearamide.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A particle separation and extraction device for ethylene bis-stearamide granulation process, comprising:

[0007] The main body of the device has a feeding mechanism on its top.

[0008] The spray chamber is installed inside the main body of the device. The top of the spray chamber is connected to the feeding mechanism. One end of the spray chamber has a spherical structure, and the spherical structure has evenly distributed spray holes.

[0009] The bucket-shaped cover is fixed inside the main body of the device. The bucket-shaped cover covers the outside of the spherical structure of the spray chamber, and an annular gap is left between the bucket-shaped cover and the spray chamber to allow gas flow.

[0010] The elastic bag is installed at the tail end of the injection chamber, a first one-way valve is arranged between the elastic bag and the injection chamber, an air inlet pipe is arranged at the bottom of the elastic bag, a second one-way valve is arranged on the air inlet pipe, and the air inlet pipe is in communication with the outside of the device body;

[0011] The extrusion mechanism is installed on the side of the elastic bag away from the injection chamber, and is used for extruding the elastic bag;

[0012] The output pipe is arranged on the outer wall of one end of the bucket-shaped cover, one end of the output pipe extends to the outside of the device body, and the cooling assembly is installed on the outside of the output pipe through the fixing frame;

[0013] The air pressure generating mechanism is installed on the device body, and is used for delivering wind power to the annular gap.

[0014] Preferably, the extrusion mechanism comprises:

[0015] The annular frame is fixed to the outer wall of the side of the elastic bag away from the injection chamber, and the side of the annular frame away from the elastic bag is in a wavy structure;

[0016] The rotating shaft is rotatably installed on the inner wall of the device body, and one end of the rotating shaft is fixed with a rotating disc;

[0017] The pushing part is installed on the rotating disc, and the end of the pushing part slides on the outer wall of the annular frame;

[0018] The driving part is installed on the outside of the device body, and is used for driving the rotating shaft to rotate.

[0019] Further, the pushing part comprises:

[0020] The sliding ball slides on the outer wall of the side of the annular frame away from the injection chamber;

[0021] The mounting rod is arranged at one end of the sliding ball, and the sliding ball is installed on the rotating disc through the mounting rod.

[0022] Further preferably, the rotating disc is provided with uniformly distributed mounting seats on the circumferential outer wall, and the mounting rod is detachably installed in the inner wall of the mounting seat through threads.

[0023] As a preferred embodiment of the present application, the driving part comprises:

[0024] The driving motor is installed on the outside of the device body through the support frame;

[0025] The driving wheel is installed on the output end of the driving motor;

[0026] The driven wheel is installed on the rotating shaft, and the driven wheel is in transmission connection with the driving wheel through the transmission belt.

[0027] As a further preferred aspect of the present application, the feeding mechanism comprises:

[0028] The accommodating box is installed on the top of the device body;

[0029] The connecting hopper is installed on the bottom of the accommodating box, and the bottom of the connecting hopper is communicated with the spraying chamber through the conveying pipe, and the conveying pipe is provided with a control valve.

[0030] As a further aspect of the present application, a sealing cover is detachably installed on the top of the accommodating box by screwing, and the sealing cover is provided with a handle.

[0031] Based on the foregoing aspect, the device body is provided with a vibration assembly, and the vibration assembly comprises:

[0032] The supporting arm is fixed to the outer wall of one side of the device body;

[0033] The vibration fork is fixed to the top end of the supporting arm, and the bottom of the vibration fork is located outside the output pipe;

[0034] The vibrator is installed on the vibration fork.

[0035] Based on the foregoing aspect, preferably, the bottom of the vibration fork is in a U-shaped structure.

[0036] An extraction method of a granule separation and extraction device in an ethylene bis-stearamide granulation process, comprising the following steps:

[0037] S1: adding materials into the accommodating box;

[0038] S2: controlling the control valve to be communicated to convey the materials to the spraying chamber;

[0039] S3: driving the driving part to rotate the rotating shaft, and periodically extruding the annular frame and the elastic bag by the sliding ball;

[0040] S4: the materials are sprayed out of the spray hole;

[0041] S5: the wind force output by the air pressure generating mechanism is used to assist the sprayed materials in the output pipe;

[0042] S6: the cooling assembly cools the materials in the output pipe;

[0043] S7: the materials are output from the output pipe in the form of granules.

[0044] The present application has the following beneficial effects:

[0045] 1. The present application can make the gas pressure in the spray chamber change by setting the elastic bag, extrusion mechanism and other structures, based on the work of the extrusion mechanism, extruding the elastic bag, so that the material is uniformly sprayed from the spray hole at the end of the spray chamber; the gas pressure generating mechanism works, and the conveying wind power is transmitted to the annular gap, which can make the material more uniformly output through the output pipe, thereby ensuring the effect of spray granulation.

[0046] 2. The present application can work based on the driving part, drive the rotating shaft to rotate, and then drive the sliding ball to slide on the outer wall of the annular frame, because the side of the annular frame away from the elastic bag is a wavy structure, so it can frequently extrude the annular frame, and then achieve the purpose of extruding the spray chamber.

[0047] 3. The mounting rod can be detachably mounted in the mounting seat, and the user can install different number of sliding balls according to the needs, so as to change the extrusion frequency and improve the flexibility.

[0048] 4. The present application can work based on the vibrator, drive the vibration fork to vibrate, so as to constantly hit the output pipe and shake off the material attached to the inner wall of the output pipe, thereby improving the reliability. BRIEF DESCRIPTION OF DRAWINGS

[0049] Figure 1 A structure diagram of a particle separation and extraction device in an ethylene bis-stearamide granulation process is provided.

[0050] Figure 2 Another angle structure diagram of a particle separation and extraction device in an ethylene bis-stearamide granulation process is provided.

[0051] Figure 3 A structure diagram of the inside of a particle separation and extraction device in an ethylene bis-stearamide granulation process is provided.

[0052] Figure 4 A structure diagram of the inside of a particle separation and extraction device in an ethylene bis-stearamide granulation process is provided.

[0053] Figure 5 A structure diagram of the inside of a particle separation and extraction device in an ethylene bis-stearamide granulation process is provided.

[0054] In the diagram: 1. Main body of the device; 2. Support arm; 3. Vibrator; 4. Vibration fork; 5. Output pipe; 6. Cooling assembly; 7. Fixing frame; 8. Air pressure generating mechanism; 9. Drive motor; 10. Container box; 11. Handle; 12. Sealing cover; 13. Support frame; 14. Drive wheel; 15. Transmission belt; 16. Driven wheel; 17. Connecting bucket; 18. Control valve; 19. Bucket-shaped cover; 20. Spray chamber; 21. Elastic bladder; 22. Second one-way valve; 23. Air inlet pipe; 24. Rotating shaft; 25. Ring frame; 26. Spray hole; 27. Mounting base; 28. Turntable; 29. ​​Mounting rod; 30. Sliding ball. Detailed Implementation

[0055] The technical solution of this patent will be further described in detail below with reference to specific embodiments.

[0056] The embodiments of this patent are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this patent, and should not be construed as limiting this patent.

[0057] Example 1:

[0058] A particle separation and extraction device for the granulation process of ethylene bis-stearamide, such as Figures 1-5 As shown, it includes:

[0059] The device body 1 has a feeding mechanism at its top for supplying ethylene bis-stearamide material;

[0060] Spray chamber 20 is installed inside the main body 1 of the device. The top of the spray chamber 20 is connected to the feeding mechanism. One end of the spray chamber 20 has a spherical structure, and the spherical structure has evenly distributed spray holes 26.

[0061] The bucket-shaped cover 19 is fixed inside the main body 1 of the device. The bucket-shaped cover 19 covers the outside of the spherical structure of the spray chamber 20, and an annular gap for gas flow is left between the bucket-shaped cover 19 and the spray chamber 20.

[0062] Elastic bladder 21 is installed at the tail end of spray chamber 20. A first one-way valve is provided between elastic bladder 21 and spray chamber 20. An air inlet pipe 23 is provided at the bottom of elastic bladder 21. A second one-way valve 22 is provided on air inlet pipe 23. Air inlet pipe 23 is connected to the outside of device body 1.

[0063] A squeezing mechanism is installed on the side of the elastic bladder 21 away from the spray chamber 20, and is used to squeeze the elastic bladder 21.

[0064] Output pipe 5 is integrally set on the outer wall of one end of the bucket-shaped cover 19. One end of the output pipe 5 extends out of the outside of the main body 1 of the device. A cooling component 6 is installed on the outside of the output pipe 5 through a fixing bracket 7.

[0065] Air pressure generating mechanism 8 is installed on the main body 1 of the device and is used to deliver air force to the annular gap.

[0066] By setting up an elastic bladder 21 and a squeezing mechanism, the squeezing mechanism can work to squeeze the elastic bladder 21, causing a change in air pressure inside the spray chamber 20, thereby uniformly spraying the material from the spray hole 26 at the end of the spray chamber 20; the air pressure generating mechanism 8 works to deliver air to the annular gap, which can more evenly output the material through the output pipe 5, thereby ensuring the effect of spray granulation.

[0067] To facilitate the output of materials; such as Figure 3 , Figure 5 As shown, the extrusion mechanism includes:

[0068] The annular frame 25 is fixed to the outer wall of the elastic bladder 21 on the side away from the spray chamber 20. The side of the annular frame 25 away from the elastic bladder 21 has an undulating wave-like structure.

[0069] Rotating shaft 24 is rotatably mounted on the inner wall of the main body 1 of the device, and a turntable 28 is fixed at one end of the rotating shaft 24;

[0070] A toggle mechanism is mounted on the turntable 28, and the end of the toggle mechanism slides against the outer wall of the annular frame 25.

[0071] The drive unit is installed on the outside of the main body 1 of the device and is used to drive the rotating shaft 24 to rotate.

[0072] To improve reliability; such as Figure 5 As shown, the actuating part includes:

[0073] Sliding ball 30 slides on the outer wall of the annular frame 25 away from the spray chamber 20;

[0074] Mounting rod 29, with slider 30 integrally mounted on one end of mounting rod 29, and slider 30 mounted on turntable 28 via mounting rod 29.

[0075] To facilitate adjustment of the extrusion frequency; such as Figure 5 As shown, the turntable 28 has uniformly distributed mounting seats 27 integrally arranged on its outer circumference, and the mounting rod 29 is detachably mounted to the inner wall of the mounting seat 27 by means of threads.

[0076] Through setting the slide ball 30, the mounting rod 29 and other structures, the rotating shaft 24 can be driven to rotate based on the driving part, and then the slide ball 30 is driven to slide on the outer wall of the annular frame 25, since the side of the annular frame 25 far from the elastic bag 21 is the undulating wave structure, the annular frame 25 can be frequently extruded, and then the purpose of extruding the spray chamber 20 is achieved.

[0077] In addition, since the mounting rod 29 is detachably mounted in the mounting seat 27, the user can install different numbers of slide balls 30 according to the needs, so as to change the extrusion frequency and improve the flexibility.

[0078] In order to facilitate the driving of the rotating shaft 24 to rotate, as shown in Figure 2 The driving part comprises:

[0079] The driving motor 9 is mounted outside the device body 1 through the support frame 13;

[0080] The driving wheel 14 is mounted on the output end of the driving motor 9;

[0081] The driven wheel 16 is mounted on the rotating shaft 24, and the driven wheel 16 is in transmission connection with the driving wheel 14 through the transmission belt 15.

[0082] In order to facilitate the feeding, as shown in Figure 1 、 Figure 3 The feeding mechanism comprises:

[0083] The containing box 10 is mounted on the top of the device body 1;

[0084] The connecting hopper 17 is mounted on the bottom of the containing box 10, and the bottom of the connecting hopper 17 is communicated with the spray chamber 20 through the conveying pipe, and the conveying pipe is provided with the control valve 18.

[0085] In order to improve the reliability, as shown in Figure 1 The sealing cover 12 is detachably mounted on the top of the containing box 10 through the screw thread, and the sealing cover 12 is provided with the handle 11.

[0086] In order to avoid the material adhering to the inner wall of the output pipe 5, as shown in Figure 1 The device body 1 is provided with a vibration assembly, and the vibration assembly comprises:

[0087] The support arm 2 is fixed to one side of the outer wall of the device body 1;

[0088] The vibration fork 4 is fixed to the top end of the support arm 2, and the bottom of the vibration fork 4 is located outside the output pipe 5;

[0089] The vibrator 3 is mounted on the vibration fork 4;

[0090] Through setting the vibrating fork 4, the vibrator 3 and other structures, the vibrator 3 can work to drive the vibrating fork 4 to vibrate, so as to continuously hit the output pipe 5, shake off the material attached to the inner wall of the output pipe 5, and improve the reliability.

[0091] In order to improve the hitting effect, as shown in the drawings, the bottom of the vibrating fork 4 is in a U-shaped structure. Figure 1

[0092] Embodiment 2:

[0093] A granular separation and extraction device for an ethylene bis-stearamide granulation process, comprising the following steps:

[0094] S1: adding ethylene bis-stearamide material into the containing box 10;

[0095] S2: controlling the control valve 18 to be on, and delivering the material to the spraying chamber 20;

[0096] S3: driving the driving part to work to drive the rotating shaft 24 to rotate, and periodically extruding the annular frame 25 and the elastic bag 21 by the sliding ball 30;

[0097] S4: the material is sprayed out from the spray hole 26;

[0098] S5: the wind force output by the air pressure generating mechanism 8 assists the sprayed material in the output pipe 5 to be delivered;

[0099] S6: the cooling assembly 6 cools the material in the output pipe 5;

[0100] S7: the material is output from the output pipe 5 in a granular form.

[0101] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical solution and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.​

Claims

1. A granule separation and extraction device in an ethylene bis-stearamide granulation process, characterized by, The utility model relates to a device body (1) top is equipped with feeding mechanism; Spray chamber (20) is installed in device body (1), and the top of spray chamber (20) is connected with feeding mechanism, one end of spray chamber (20) is spherical surface structure, and the spherical surface structure is equipped with the spray hole (26) of uniform distribution; Hopper cover (19) is fixed in device body (1), and the hopper cover (19) is covered in the outside of the spherical surface structure of spray chamber (20), and the annular gap for gas flow is left between the hopper cover (19) and spray chamber (20); Elastic bag (21) is installed in the tail end of spray chamber (20), and the first one-way valve is arranged between elastic bag (21) and spray chamber (20), the bottom of elastic bag (21) is equipped with air inlet pipe (23), and the second one-way valve (22) is arranged on air inlet pipe (23), and air inlet pipe (23) is communicated with the outside of device body (1); Extrusion mechanism is installed in the side of elastic bag (21) away from spray chamber (20) for extruding elastic bag (21); Output pipe (5) is arranged on the outer wall of one end of hopper cover (19), one end of output pipe (5) is stretched out on the outside of device body (1), and cooling assembly (6) is installed on the outside of output pipe (5) through fixing frame (7); Air pressure generating mechanism (8) is installed on device body (1), and air pressure generating mechanism (8) is used to deliver wind force to the annular gap. The extrusion mechanism comprises:

2. The apparatus for separating and extracting the particles in the granulation process of ethylene bis-stearamide according to claim 1, characterized in that, Annular frame (25) is fixed on the outer wall of the side of elastic bag (21) away from spray chamber (20), and the side of annular frame (25) away from elastic bag (21) is undulating wave structure; Rotary shaft (24) is rotatably installed on the inner wall of device body (1), and rotary shaft (24) is fixed with rotary disc (28) on one end; Dialing part is installed on rotary disc (28), and the end of dialing part is slid on the outer wall of annular frame (25); Driving part is installed on the outside of device body (1) for driving rotary shaft (24) to rotate. The dialing part comprises:

3. The apparatus according to claim 2, wherein the apparatus is characterized by: Slide ball (30) is slid on the outer wall of the side of annular frame (25) away from spray chamber (20); Mounting rod (29) is arranged on one end of slide ball (30), and slide ball (30) is installed on rotary disc (28) through mounting rod (29). Uniformly distributed mounting seat (27) is arranged on the circumferential outer wall of rotary disc (28), and mounting rod (29) is detachably installed on the inner wall of mounting seat (27) through screw thread.

4. The apparatus according to claim 3, wherein the apparatus is characterized by: The driving part comprises:

5. The apparatus for separating and extracting the granules in the ethylene bis-stearamide granulation process according to claim 4, characterized in that, Driving motor (9) is installed on the outside of device body (1) through support frame (13); Driving wheel (14) is installed on the output end of driving motor (9); Driven wheel (16) is installed on rotary shaft (24), and driven wheel (16) is drivingly connected with driving wheel (14) through transmission belt (15). The feeding mechanism comprises:

6. The apparatus according to claim 5, wherein the apparatus is characterized by: ​ A containing box (10) is installed on the top of the device body (1); A connecting hopper (17) is communicated with the spraying chamber (20) through a conveying pipe at the bottom of the connecting hopper (17), and a control valve (18) is arranged on the conveying pipe, and the top of the connecting hopper (17) is installed on the bottom of the containing box (10).

7. The apparatus according to claim 6, wherein the apparatus is characterized by: A sealing cover (12) is detachably installed on the top of the containing box (10) through screw threads, and a handle (11) is arranged on the sealing cover (12).

8. The apparatus for separating and extracting particles in a granulation process of ethylene bis-stearamide according to claim 1, wherein The device body (1) is provided with a vibrating assembly, which comprises: A supporting arm (2) is fixed to the outer wall of one side of the device body (1); A vibrating fork (4) is fixed to the top end of the supporting arm (2), and the bottom of the vibrating fork (4) is located outside the output pipe (5); A vibrator (3) is installed on the vibrating fork (4).

9. The apparatus according to claim 8, wherein the apparatus is characterized by: The bottom of the vibrating fork (4) is in a U-shaped structure.

10. A method of extracting particles from a particle separation device in a process for the granulation of ethylene bis-stearamide according to any one of claims 1 to 9, characterized in that, The method comprises the following steps: S1: adding materials into the containing box (10); S2: controlling the control valve (18) to be communicated to convey the materials to the spraying chamber (20); S3: driving the driving part to rotate the rotating shaft (24), and periodically pressing the annular frame (25) and the elastic bag (21) by the sliding ball (30); S4: the materials are sprayed out of the spray hole (26); S5: the wind force output by the air pressure generating mechanism (8) assists the sprayed materials in the output pipe (5) to be conveyed; S6: the cooling assembly (6) cools the materials in the output pipe (5); S7: the materials are output from the output pipe (5) in the form of particles.

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