Equipment for preparing hydrophobic white carbon black

Abstract

The utility model discloses equipment for preparing hydrophobic white carbon black, which relates to the technical field of white carbon black production and processing, and comprises a roller, a plurality of round holes are arranged on the lateral lower part of the roller, a fixed base is arranged on each round hole, a motor is fixedly arranged outside the fixed base, and an output shaft of the motor penetrates through the fixed base and is provided with a fly cutter. Side plates are fixedly mounted on two sides of the roller, a rotating shaft seat is fixedly mounted in the middle of each side plate, a rotating shaft is rotatably mounted on each rotating shaft seat, a plurality of connecting rods are fixed on each rotating shaft, and stirring ploughs are fixedly mounted at the tail ends of the connecting rods. A plurality of fly cutters are arranged in the roller, and the hydrophobic white carbon black is fully stirred by a stirring plough in the processing process, so that the technical problem of insufficient stirring of traditional preparation equipment is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of white carbon black production and processing, in particular to equipment for preparing hydrophobic white carbon black. Background Art

[0002] Hydrophobic silica is a new type of nanomaterial with hydrophobic surface that can effectively isolate water and oil. It is often used in various occasions that require separation of water and oil, such as oil-water separation, coatings, inks and other fields.

[0003] There are many methods for preparing hydrophobic silica, among which the most common ones are sol-gel method, coprecipitation method, microemulsion method, etc. These methods can adjust the hydrophobic properties of the material by controlling the temperature, concentration, solvent and additives during the preparation process. In the processing of the above methods, the silica raw material needs to be fully stirred to ensure that the raw material and the additive can fully react to obtain hydrophobic silica with good purity, but traditional stirring equipment often affects the quality of the finished product due to insufficient stirring. Utility Model Content

[0004] In order to solve the above technical problems, the purpose of the utility model is to provide a device for preparing hydrophobic white carbon black, solving the following technical problems:

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A feeding port is provided on the top of the drum, and arc-shaped slide rails are fixedly installed on both sides of the feeding port, and arc-shaped slide rails are fixed at both ends of the arc-shaped slide rails. A feeding port cover for closing is provided on the feeding port, and slide grooves are provided on both sides of the cover, and the cover slides and opens and closes on the arc-shaped slide rails. A dust removal duct is also installed on the top of the drum, a discharge port is provided at the bottom of the drum, a discharge pipe is installed at the bottom of the discharge port, and a discharge port valve is installed between the discharge pipe and the discharge port. A plurality of circular holes are also provided on the lower side of the drum, and a fixed base is installed on each circular hole, and a flying knife motor is fixedly installed on the outside of the fixed base, and a flying knife is installed on the output shaft of the motor passing through the fixed base. Side panels are fixedly installed on both sides of the drum by bolts, and a rotating shaft seat is fixedly installed in the middle position of each side plate, and a rotating shaft is rotatably installed on the rotating shaft seat. A plurality of connecting rods are fixed on the rotating shaft, and a stirring plow is fixedly installed at the ends of the plurality of connecting rods.

[0007] As a further solution of the utility model: a plurality of heating rods are fixedly installed inside the drum, the plurality of heating rods are fixedly connected by a heating rod connecting rod, a heater is fixedly connected to the outer side of the side plate, and the heating rod connecting rod passes through the side plate and is connected to the heater.

[0008] As a further solution of the utility model: there are 4 circular holes opened at the lower side of the drum, wherein 2 circular holes are opened on each side of the drum.

[0009] As a further solution of the utility model: an air inlet, a pressure relief port and a reactant addition port are provided on the cylinder surface of the drum, and a reactant delivery conduit is connected to the reactant addition port.

[0010] As a further solution of the utility model: it is characterized in that a dustproof box is fixedly installed on the side panel on one side, a main motor is fixedly installed on the top of the dustproof box, the output shaft of the main motor passes through the dustproof box and the gear on the output shaft is meshed with the gear at the end of the rotating shaft.

[0011] As a further solution of the utility model: a bracket is fixedly installed on the bottom of the drum, and a feeding platform is installed on the front of the drum.

[0012] The beneficial effects of the utility model are as follows: a plurality of circular holes are opened on the lower side of the drum, a fixed base is installed on each circular hole, a flying knife motor is fixedly installed on the outside of the fixed base, a flying knife is installed on the motor output shaft penetrating the fixed base, side panels are fixedly installed on both sides of the drum, a rotating shaft seat is fixedly installed in the middle position of each side plate, a rotating shaft is rotatably installed on the rotating shaft seat, a plurality of connecting rods are fixed on the rotating shaft, and stirring plows are fixedly installed at the ends of the plurality of connecting rods, and the above stirring device can achieve sufficient chemical reaction on the white carbon black raw material and the additive, thereby producing hydrophobic white carbon black with better quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings.

[0014] Figure 1 It is a schematic diagram of the overall structure of the external structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall structure of the back side of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure inside the drum of the utility model;

[0017] In the figure: 1. roller; 2. side panel; 3. feeding port cover; 31. arc slide rail; 32. limit block; 4. dust removal duct; 5. discharge pipe; 6. discharge port valve; 7. air inlet; 8. pressure relief port; 9. reactant addition port; 10. reactant delivery duct; 11. dustproof box; 12. rotating shaft; 13. rotating shaft seat; 14. main motor; 15. connecting rod; 16. stirring plow; 17. fixed base; 18. round hole; 19. flying knife motor; 20. flying knife; 21. heating rod; 22. heating rod connecting rod; 23. heater; 24. bracket; 25. feeding table. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 As shown, a device for preparing hydrophobic white carbon black includes a drum 1, a square feeding port is provided on the top of the drum 1, arc-shaped slide rails 31 are fixedly installed on both sides of the feeding port, arc-shaped slide rails 31 are fixed at both ends of the arc-shaped slide rails 31, a feeding port cover 3 for closing is provided on the feeding port, slide grooves are provided on both sides of the cover 3, the cover 3 slides and opens on the arc-shaped slide rails 31, and a dust removal duct 4 is also installed on the top of the drum 1, and the dust removal duct 4 is connected to an external bag dust collector.

[0020] A discharge port is provided at the bottom of the drum 1, a discharge pipe 5 is installed at the bottom of the discharge port, a discharge port valve 6 is installed between the discharge pipe 5 and the discharge port, the discharge pipe 5 is connected to the receiving bin, and a plurality of circular holes 18 are provided at the lower side of the drum 1, each circular hole 18 is installed with a fixed base 17, a flying knife motor 19 is fixedly installed outside the fixed base 17, and a flying knife 20 is installed on the output shaft of the flying knife motor 19 penetrating the fixed base 17. In order to ensure sufficient stirring, a total of 4 circular holes 18 are provided at the lower side of the drum 1, 2 of which are provided on each side of the drum 1.

[0021] The drum 1 is fixed with side plates 2 by bolts on both sides, and a rotating shaft seat 13 is fixedly installed in the middle of each side plate 2. The rotating shaft seat 13 is rotatably installed with a rotating shaft 12. A dustproof box 11 is fixedly installed on one side of the side plate 2, and a main motor 14 is fixedly installed on the top of the dustproof box 11. The output shaft of the main motor 14 passes through the dustproof box 11, and the gear on the output shaft meshes with the gear at the end of the rotating shaft 12. A plurality of connecting rods 15 are fixedly installed on the rotating shaft 12, and a stirring plow 16 is fixedly installed at the ends of the plurality of connecting rods 15. A plurality of heating rods 21 are fixedly installed inside the drum 1, and the plurality of heating rods 21 are fixedly connected through the heating rod connecting rod 22. A heater 23 is fixedly connected to the outer side of the side plate 2, and the heating rod connecting rod 22 passes through the side plate 2 and is connected to the heater 23. A temperature detection device is installed on the inner wall of the drum 1, and the temperature of the heating rod 21 is controlled by the feedback of the temperature detection device on the internal temperature of the drum 1, so that a relatively stable reaction environment can be guaranteed inside. A bracket 24 is fixedly installed at the bottom of the drum 1, and a mounting base is fixed at the bottom of the bracket 24, so that the equipment can be installed on a flat ground. Since the feed port is located directly above the drum 1, it is not convenient to add raw materials manually. A feeding table 25 is installed at the front of the drum 1 for adding white carbon black raw materials.

[0022] In the preparation process of hydrophobic silica, it is necessary to continuously add different ingredients, catalysts, etc. into the drum 1. The drum surface of the drum 1 is provided with an air inlet 7, a pressure relief port 8 for adding gaseous reaction additives, and a reactant addition port 9. The reactant addition port 9 is connected to a reactant delivery conduit 10 for adding liquid reaction additives.

[0023] Working principle: before the equipment is operated, open the feed port above the main engine, add 10kg of white carbon black into the drum 1, close the feed port, open the gas circuit switch, inject nitrogen through the air inlet 7 until the pressure gauge shows 0.1MPa, maintain the pressure for a while, and check the air tightness of the equipment; then turn on the main motor 14 switch to drive the shaft 12 to rotate, and turn on the four flying knife motors 19 switches at the same time to allow the internal to be fully stirred, and turn on the bag dust collector switch at the same time, and heat treat the raw materials at 80℃ for 0.5 hours; then turn on the switch above the pressure tank , close the discharge port switch at the bottom of the pressure tank, add 1kg of hexamethyldisilazane and 0.3kg of water into the pressure tank, and inject nitrogen into the pressure tank to make the internal pressure reach 0.3MPa. The pressure tank is connected to the reactant delivery conduit 10, and when the pressure in the pressure tank reaches a predetermined value, open it, open the valve between the pressure tank and the reactant addition port 9, and under the action of pressure, the nitrogen will atomize the mixture of hexamethyldisilazane and water into the horizontal agitator, and continue to stir for 2 hours under continuous heating at 110℃. After the reaction is complete, turn off the main shaft switch of the main machine, the four flying knife motors 19, open the valve 6 switch of the discharge port at the bottom of the main machine, and transfer the powder to the receiving bin.

[0024] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A device for preparing hydrophobic white carbon black, comprising a drum (1), characterized in that: The top of the drum (1) is provided with a feeding port, arc-shaped slide rails (31) are fixedly installed on both sides of the feeding port, arc-shaped slide rails (31) are fixedly installed at both ends of the arc-shaped slide rails (31), a feeding port cover (3) for closing is provided on the feeding port, slide grooves are provided on both sides of the cover (3), and the cover (3) slides on the arc-shaped slide rails (31) to open and close, a dust removal duct (4) is also installed on the top of the drum (1), a discharge port is provided at the bottom of the drum (1), a discharge pipe (5) is installed at the bottom of the discharge port, a discharge port valve (6) is installed between the discharge pipe (5) and the discharge port, and a discharge port valve (6) is also provided at the lower side of the drum (1). A plurality of circular holes (18) are provided, each of the circular holes (18) is provided with a fixed base (17), a flying knife motor (19) is fixedly provided on the outside of the fixed base (17), an output shaft of the flying knife motor (19) passes through the fixed base (17) and is provided with a flying knife (20), side plates (2) are fixedly provided on both sides of the drum (1) by bolts, a rotating shaft seat (13) is fixedly provided at the middle position of each side plate (2), a rotating shaft (12) is rotatably provided on the rotating shaft seat (13), a plurality of connecting rods (15) are fixedly provided on the rotating shaft (12), and stirring plows (16) are fixedly provided at the ends of the plurality of connecting rods (15).

2. The device for preparing hydrophobic silica according to claim 1, characterized in that: A plurality of heating rods (21) are fixedly installed inside the drum (1), and the plurality of heating rods (21) are fixedly connected via a heating rod connecting rod (22). A heater (23) is fixedly connected to the outside of the side plate (2), and the heating rod connecting rod (22) passes through the side plate (2) and is connected to the heater (23).

3. The device for preparing hydrophobic silica according to claim 1, characterized in that: There are four circular holes (18) opened at the lower side of the drum (1), with two holes opened on each side of the drum (1).

4. The device for preparing hydrophobic silica according to claim 1, characterized in that: An air inlet (7), a pressure relief port (8) and a reactant addition port (9) are provided on the cylinder surface of the drum (1); and the reactant addition port (9) is connected to a reactant delivery conduit (10).

5. The device for preparing hydrophobic silica according to claim 1, characterized in that: A dustproof box (11) is fixedly mounted on the side plate (2) at one side, a main motor (14) is fixedly mounted on the top of the dustproof box (11), an output shaft of the main motor (14) passes through the dustproof box (11), and a gear on the output shaft meshes with a gear at the end of the rotating shaft (12).

6. The device for preparing hydrophobic silica according to claim 1, characterized in that: A bracket (24) is fixedly mounted on the bottom of the drum (1), and a feeding platform (25) is mounted on the front of the drum (1).

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