Silanide precipitation device

Abstract

The utility model discloses a silanide precipitation device which comprises a reaction chamber, and a mixing assembly is arranged in the reaction chamber. The mixing assembly comprises a rotating shaft rotationally connected to the middle of the reaction chamber, a rotating joint of which the rotating end is fixedly connected with the top of the rotating shaft, a connecting pipe fixedly connected to the fixed end of the rotating joint, a material conveying header pipe arranged on the outer side of the rotating end of the rotating joint, and a plurality of material conveying branch pipes arranged at the bottom of the material conveying header pipe at equal intervals; a plurality of discharging nozzles are longitudinally arranged on the outer sides of the plurality of conveying branch pipes at equal intervals; the outer side of the rotating shaft is fixedly connected with a scraping plate attached to the inner wall of the reaction chamber, and a discharging opening is formed in the eccentric position of the bottom of the reaction chamber. By means of the structure, the rotating discharging nozzle can enable a reactant to be evenly introduced into the reaction chamber to react with a silanization solution, sediment at the bottom of the reaction chamber can be pushed to the discharging opening to be discharged through the scraper blade driven by the rotating rotating shaft after the reaction is finished, the overall structure is simple, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of precipitation devices, in particular to a silane precipitation device. Background Art

[0002] Silanides are a class of chemical substances, namely silane, which is a compound of silicon and hydrogen, composed of silicon atoms and elements such as hydrogen, oxygen, and carbon, including monosilane, disilane, and some higher-level silicon hydrogen compounds. Silanides are an important class of chemical substances that are widely used in various fields and play an important role in improving material properties and promoting scientific and technological progress.

[0003] Silylate precipitation refers to the process of precipitating silane from solution by specific chemical or physical methods. Silylate is an important class of organosilicon compounds with a wide range of applications, such as semiconductor industry, chemical synthesis, surface treatment, etc. In the preparation process of silane, precipitation is a key step to separate silane from the reaction system for further purification and application.

[0004] The current silanization precipitation device is usually provided with a stirring member and a member for collecting the precipitate, resulting in a more complicated internal structure; and the solution is mixed by conventional stirring. Due to the improper structural design of some stirring devices, sufficient stirring force or stirring range may not be provided, resulting in poor solution mixing effect. Especially in the case of a large-capacity reaction chamber or a high-viscosity solution, the agitator may not be able to effectively mix the solution evenly, thereby affecting the uniformity and efficiency of the reaction process. Therefore, those skilled in the art provide a silanization precipitation device to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0005] The utility model aims to provide a silanization precipitation device, which drives the discharge nozzle to rotate by a rotating shaft, so that the reactant can be uniformly introduced into the interior of the reaction chamber to react with the silanization solution, thereby ensuring that the reactant and the silanization solution are fully mixed. After the reaction is completed, the precipitate at the bottom of the reaction chamber can be pushed to the discharge port for discharge by the rotating shaft driving the scraper. The overall structure is simple and easy to use, and while ensuring that the mixed liquid in the reaction chamber is uniformly mixed, the discharge of the precipitate is convenient, and the utility model has strong practicality.

[0006] To achieve the above-mentioned purpose, a silanization precipitation device is provided, comprising a reaction chamber, wherein a mixing assembly is arranged inside the reaction chamber, wherein the mixing assembly comprises a rotating shaft rotatably connected to the middle of the reaction chamber, a rotating joint whose rotating end is fixedly connected to the top of the rotating shaft, a connecting pipe fixedly connected to the fixed end of the rotating joint, a material delivery main pipe arranged outside the rotating end of the rotating joint, and a plurality of material delivery branch pipes equidistantly arranged at the bottom of the material delivery main pipe, wherein a plurality of discharge nozzles are longitudinally equidistantly arranged on the outer sides of the plurality of material delivery branch pipes;

[0007] A scraper that fits the inner wall of the reaction chamber is fixedly connected to the outer side of the rotating shaft, and a material discharge port is provided at an eccentric position of the bottom of the reaction chamber.

[0008] According to the silane precipitation device, a control component for driving the rotating shaft to rotate is provided at the bottom of the reaction chamber. The control component includes a motor installed below the reaction chamber and two meshing gears. The two gears are fixedly connected to the output shaft of the motor and the bottom of the rotating shaft respectively.

[0009] According to the silanization precipitation device, a sewage pipe is fixedly connected to the bottom of the discharge port, and a valve is provided on the outside of the sewage pipe.

[0010] According to the silanization precipitation device, a check valve is provided inside each of the plurality of discharge nozzles.

[0011] According to the silanization precipitation device, four supporting legs are equidistantly and symmetrically fixedly connected to the bottom of the reaction chamber, and the feed opening is configured as a trumpet-shaped structure.

[0012] According to the silanization precipitation device, the rotation direction of the feed branch pipe is to rotate toward the side of the feed branch pipe opposite to the discharge nozzle.

[0013] According to the silanization precipitation device, the motor is electrically connected to an external control device.

[0014] The utility model has the following beneficial effects:

[0015] Compared with the prior art, the silanization precipitation device can drive the discharge nozzle to rotate by the rotating shaft, so that the reactant can be evenly introduced into the reaction chamber to react with the silanization solution, ensuring the sufficient mixing of the reactant and the silanization solution. After the reaction is completed, the precipitate at the bottom of the reaction chamber can be pushed to the discharge port for discharge by the rotating shaft driving the scraper. The overall structure is simple and easy to use. It ensures the uniform mixing of the mixed liquid in the reaction chamber while facilitating the discharge of the precipitate, and has strong practicality.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 This is a first overall structural schematic diagram of a silane precipitation device of the utility model;

[0019] Figure 2 This is a second overall structural schematic diagram of a silane precipitation device of the utility model;

[0020] Figure 3 This is a third overall structural schematic diagram of a silane precipitation device of the utility model.

[0021] Legend:

[0022] 1. Reaction chamber; 2. Mixing assembly; 3. Scraper; 4. Feeding port; 5. Support leg; 6. Drain pipe; 7. Valve; 8. Gear; 9. Motor; 21. Rotating shaft; 22. Rotary joint; 23. Connecting pipe; 24. Feeding main pipe; 25. Feeding branch pipe; 26. Feeding nozzle. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1 and Figure 2 The embodiment of the utility model is a silane precipitation device, which includes a reaction chamber 1, a mixing assembly 2 is arranged inside the reaction chamber 1, and the mixing assembly 2 includes a rotating shaft 21 rotatably connected to the middle of the reaction chamber 1, a rotating joint 22 whose rotating end is fixedly connected to the top of the rotating shaft 21, a connecting pipe 23 fixedly connected to the fixed end of the rotating joint 22, a material delivery main pipe 24 arranged on the outer side of the rotating end of the rotating joint 22, and a plurality of material delivery branch pipes 25 equidistantly arranged at the bottom of the material delivery main pipe 24, and a plurality of discharge nozzles 26 are longitudinally equidistantly arranged on the outer side of the plurality of material delivery branch pipes 25; a scraper 3 in contact with the inner wall of the reaction chamber 1 is fixedly connected to the outer side of the rotating shaft 21, and a discharge port 4 is arranged at an eccentric position at the bottom of the reaction chamber 1;

[0025] The silanization solution is added to the interior of the reaction chamber 1, and the reactants are introduced into the interior of the reaction chamber 1 through the connecting pipe 23, the rotary joint 22, the feed main pipe 24, the feed branch pipe 25 and the discharge nozzle 26 to carry out the synthesis reaction of the silanized product, and the rotatable shaft 21 drives the discharge nozzle 26 to rotate internally so that the reactants can be evenly introduced into the interior of the reaction chamber 1 to react with the silanization solution, thereby ensuring that the reactants and the silanization solution are fully mixed. After the reaction is completed, the precipitate at the bottom of the reaction chamber 1 can be driven by the shaft 21 to rotate the scraper 3, and the rotating scraper 3 can facilitate the precipitate to be discharged at the discharge port 4. The overall structure is simple and easy to use, ensuring that the mixed liquid in the reaction chamber 1 is evenly mixed while facilitating the discharge of the precipitate, and the practicability is strong.

[0026] Reference Figure 3 A control component for driving the rotating shaft 21 to rotate is provided at the bottom of the reaction chamber 1. The control component includes a motor 9 and two meshing gears 8 installed below the reaction chamber 1. The two gears 8 are fixedly connected to the output shaft of the motor 9 and the bottom of the rotating shaft 21 respectively. The operation of the motor 9 drives the gears 8 to rotate. The rotating gears 8 can better drive the rotating shaft 21 to rotate, thereby realizing the rotation operation of the discharge nozzle 26 and the scraper 3.

[0027] Reference Figure 1 and Figure 3 The discharge port 4 is set to a trumpet-shaped structure and a sewage pipe 6 is fixedly connected to the bottom. The discharge port 4 with the trumpet structure can play a certain guiding role, which is beneficial for the sediment to move to the side of the sewage pipe 6 for discharge. A valve 7 is provided on the outside of the sewage pipe 6, and the on-off state of the sewage pipe 6 can be controlled by controlling the valve 7.

[0028] Reference Figure 1 , Figure 2 and Figure 3 Four supporting legs 5 are equidistantly and symmetrically fixedly connected to the bottom of the reaction chamber 1 . The supporting legs 5 can better support the reaction chamber 1 to ensure the stability of the reaction chamber 1 during use.

[0029] The direction of rotation of the feed branch pipe 25 is to rotate toward the side opposite to the discharge nozzle 26. This rotation method can avoid the outlet of the discharge nozzle 26 being opposite to the mixed liquid, which is beneficial to the discharge work of the discharge nozzle 26; a one-way valve is provided inside each of the multiple discharge nozzles 26, which can prevent the mixed liquid from flowing into the discharge nozzle 26.

[0030] The motor 9 is electrically connected to an external control device, and the operation state of the motor 9 can be easily controlled by the external control device to better control the rotation operation of the rotating shaft 21 .

[0031] Working principle: the silanization solution is added into the reaction chamber 1, and the reactant is introduced into the reaction chamber 1 through the connecting pipe 23, the rotary joint 22, the material delivery main pipe 24, the material delivery branch pipe 25 and the discharge nozzle 26 to carry out the synthesis reaction of the silanized product. At the same time, the motor 9 is controlled to drive the gear 8 to rotate, and the rotating gear 8 can better drive the rotating shaft 21 to rotate. The rotating rotating shaft 21 drives the internal rotation of the discharge nozzle 26 to make the reactant uniformly introduced into the reaction chamber 1 to react with the silanization solution, thereby ensuring that the reactant and the silanization solution are fully mixed;

[0032] After the reaction is completed, the motor 9 is controlled to drive the rotating shaft 21 to rotate. The sediment at the bottom of the reaction chamber 1 can drive the scraper 3 to rotate through the rotating shaft 21. Under the action of the rotating scraper 3, the sediment can be pushed to the discharge port 4 for discharge. The overall structure is simple and easy to use. It ensures that the mixed liquid inside the reaction chamber 1 is evenly mixed while facilitating the discharge of the sediment, and has strong practicality.

[0033] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A silanization precipitation device, characterized in that: The invention comprises a reaction chamber (1), wherein a mixing assembly (2) is arranged inside the reaction chamber (1), wherein the mixing assembly (2) comprises a rotating shaft (21) rotatably connected to the middle of the reaction chamber (1), a rotating joint (22) whose rotating end is fixedly connected to the top of the rotating shaft (21), a connecting pipe (23) fixedly connected to the fixed end of the rotating joint (22), a material delivery main pipe (24) arranged outside the rotating end of the rotating joint (22), and a plurality of material delivery branch pipes (25) equidistantly arranged at the bottom of the material delivery main pipe (24), wherein a plurality of discharge nozzles (26) are longitudinally equidistantly arranged on the outer sides of the plurality of material delivery branch pipes (25); A scraper (3) that fits the inner wall of the reaction chamber (1) is fixedly connected to the outer side of the rotating shaft (21), and a material discharge port (4) is provided at an eccentric position at the bottom of the reaction chamber (1).

2. A silanization precipitation device according to claim 1, characterized in that: A control assembly for driving the rotating shaft (21) to rotate is provided at the bottom of the reaction chamber (1), and the control assembly comprises a motor (9) arranged below the reaction chamber (1) and two meshingly connected gears (8), wherein the two gears (8) are fixedly connected to the output shaft of the motor (9) and the bottom of the rotating shaft (21), respectively.

3. A silanization precipitation device according to claim 2, characterized in that: A sewage discharge pipe (6) is fixedly connected to the bottom of the discharge port (4), and a valve (7) is provided on the outside of the sewage discharge pipe (6).

4. A silanization precipitation device according to claim 3, characterized in that: A one-way valve is provided inside each of the plurality of discharge nozzles (26).

5. A silanization precipitation device according to claim 4, characterized in that: Four supporting legs (5) are equidistantly and symmetrically fixedly connected to the bottom of the reaction chamber (1), and the feed opening (4) is configured as a trumpet-shaped structure.

6. A silanization precipitation device according to claim 1, characterized in that: The rotation direction of the material delivery branch pipe (25) is to rotate toward the side of the material delivery branch pipe (25) opposite to the discharge nozzle (26).

7. A silanization precipitation device according to claim 2, characterized in that: The motor (9) is electrically connected to an external control device.

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