Purification equipment for triethyl silane

Abstract

The utility model relates to the technical field of triethyl silane processing, in particular to purification equipment for triethyl silane, which comprises a purification box, a plurality of electric heating plates are arranged in the purification box in a staggered and inclined manner, a fixing frame is fixed on each electric heating plate, each fixing frame is fixed on the inner side wall of the purification box, and the purification box is fixed on the inner side wall of the purification box. A first pump is fixed on the bottom wall of the purification box, a first guide pipe is fixed on the first pump, a shunt pipe is fixed on the first guide pipe, the shunt pipe is arranged above the uppermost electric heating plate, and a plurality of nozzles are fixedly arranged on the shunt pipe at equal intervals. When the ethyl silane purification device is used, ethyl silane sequentially passes through the plurality of electric heating plates, and the ethyl silane can be mixed in the purification box while being heated by the plurality of electric heating plates, so that the ethyl silane can be heated more quickly and uniformly in the purification box, and the purification efficiency of the ethyl silane can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to triethylsilane processing technical field especially relates to a kind of purification equipment for triethylsilane. BACKGROUND

[0002] Ethylsilane is a colorless transparent organic silicon intermediate, easy to hydrolyze, release ethanol, form corresponding condensate, also can be prepared by silicon powder in the presence of copper catalyst, with ethanol reaction, to synthesize organic silicon intermediate and various silane coupling agent, ethylsilane is toxic, needs to prevent damp during storage, when ethylsilane is purified, distillation purification method is mostly used;

[0003] Distillation purification is common purification method, using the different boiling points of each component in mutually soluble liquid mixture, heating liquid mixture, so that a component in it becomes vapor and then condenses into liquid, to achieve the purpose of separation and purification, common ethylsilane purification method mostly uses distillation purification, but the existing purification equipment often heats distillation tank as a whole, only the part of ethylsilane in distillation tank that contacts distillation tank can be heated, and the ethylsilane far from distillation tank cannot, which will cause that ethylsilane cannot be heated uniformly, and further lead to that the overall purification efficiency is relatively slow, so a kind of purification equipment for triethylsilane is needed to meet the needs. SUMMARY

[0004] The utility model aims at solving the low efficiency of the existing triethylsilane purification equipment, and provides a kind of purification equipment for triethylsilane.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of purification equipment for triethylsilane is designed, including purification box, the inside of the purification box is staggered and inclined and is equipped with a plurality of electric heating plates, each electric heating plate is fixed with a fixed frame, each fixed frame is fixed on the inner side wall of the purification box, a first pump is fixed on the bottom wall of the purification box, a first conduit is fixed on the first pump, a shunt pipe is fixed on the first conduit, the shunt pipe is arranged above the uppermost electric heating plate, a plurality of spray heads are fixed on the shunt pipe at equal intervals.

[0007] Preferably, a heat-insulating pad is fixed on the outer side wall of the purification box.

[0008] Preferably, a second conduit is fixed on the purification box, and a cooling mechanism is fixed on the second conduit.

[0009] Preferably, the cooling mechanism comprises a cooling box, the cooling box is sleeved and fixed on the second conduit, a ball cover is fixed on the second conduit in the cooling box, a third conduit is fixed on the ball cover, and the third conduit penetrates through the bottom wall of the cooling box.

[0010] Preferably, a spherical body is arranged in the ball cover and a first cavity is arranged between the spherical body and the ball cover, and a plurality of supporting rods are fixed on the spherical body and the ball cover in the first cavity.

[0011] Preferably, a second cavity is arranged in the spherical body, a liquid inlet pipe and a plurality of liquid outlet pipes are fixed on the spherical body, the liquid inlet pipe and the plurality of liquid outlet pipes penetrate through the ball cover, a second pump is fixed on the liquid inlet pipe, and the second pump is fixed on the cooling box.

[0012] Preferably, a liquid replacement assembly is fixed on the cooling box.

[0013] The three-ethylsilane purification equipment has the advantages that: when the three-ethylsilane purification equipment is used, ethylsilane sequentially passes through a plurality of electric heating plates, and the ethylsilane is heated by the plurality of electric heating plates and is mixed in the purification box at the same time, so that the ethylsilane is heated faster and more uniformly in the purification box, and the efficiency of ethylsilane purification is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the three-ethylsilane purification equipment.

[0015] Figure 2 It is a right view of the three-ethylsilane purification equipment.

[0016] Figure 3 It is a top view of the three-ethylsilane purification equipment.

[0017] Figure 4 It is a schematic view of the flow direction of distillation liquid between the ball cover and the spherical body of the three-ethylsilane purification equipment.

[0018] In the figure: 1, purification box; 2, fixed frame; 3, electric heating plate; 4, first pump; 5, first conduit; 6, shunt pipe; 7, spray head; 8, second conduit; 9, cooling box; 10, ball cover; 11, spherical body; 12, first cavity; 13, third conduit; 14, second pump; 15, liquid inlet pipe; 16, liquid outlet pipe; 17, second cavity. DETAILED DESCRIPTION

[0019] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments.

[0020] Embodiment 1: Refer to Figures 1-3 The present application discloses a kind of triethylsilane purification equipment, including purification tank 1, multiple electric heating plates 3 are staggered and inclined in the inside of purification tank 1, fixed frame 2 is fixed on each electric heating plate 3, each fixed frame 2 is fixed on the inner side wall of purification tank 1, fixed frame 2 not only is electric heating plate 3 fixed on purification tank 1, but also let the gap between the periphery of electric heating plate 3 and purification tank 1, let the triethylsilane flowing on electric heating plate 3 fall under the action of impact force and dead weight, and multiple electric heating plates 3 are connected while being constant temperature electric heating, in turn easily control the temperature of triethylsilane purification, also ensure the effect of triethylsilane purification when;

[0021] The bottom wall of purification tank 1 is fixed with first pump 4, first conduit 5 is fixed on first pump 4, shunt pipe 6 is fixed on first conduit 5, shunt pipe 6 is arranged above the uppermost electric heating plate 3, multiple spray heads 7 are equidistantly and fixedly arranged on shunt pipe 6, by first pump 4, ethylsilane in the bottom of purification tank 1 is extracted to the upper of purification tank 1, so that ethylsilane in the bottom of purification tank 1 is more fully contacted with multiple electric heating plates 3, in turn multiple electric heating plates 3 are heated to ethylsilane.

[0022] In use, the ethylsilane to be purified is added to purification tank 1, and first pump 4 is started, under the assistance of first pump 4, ethylsilane in the bottom of purification tank 1 is sprayed to the uppermost electric heating plate 3 through multiple spray heads 7, under the action of dead weight, ethylsilane passes through multiple electric heating plates 3 in turn, ethylsilane is heated by multiple electric heating plates 3 while being mixed in purification tank 1, which makes ethylsilane heated faster and more uniformly in purification tank 1, in turn the efficiency of ethylsilane purification can be improved.

[0023] Embodiment 2: on the basis of embodiment 1, refer to Figures 1-4As another preferred embodiment of the utility model, the difference from the embodiment 1 is that the outer side wall of the purification box 1 is fixed with the heat preservation pad, the heat preservation pad is arranged to reduce the heat dissipation of the purification box 1, and the heat preservation pad is more energy-saving and environment-friendly, the second conduit 8 is fixed on the purification box 1, the cooling mechanism is fixed on the second conduit 8, the cooling mechanism comprises the cooling box 9, the liquid replacement assembly is fixed on the cooling box 9, the cooling box 9 is sleeved and fixed on the second conduit 8, the heat preservation pad is arranged, and the temperature between the cooling box 9 and the purification box 1 cannot influence each other, the second conduit 8 is fixed with the ball cover 10 in the cooling box 9, the third conduit 13 is fixed on the ball cover 10, the third conduit 13 is arranged through the bottom wall of the cooling box 9, the distilled gas body is liquefied through the cooling of the cooling box 9, and the distilled gas body is more convenient to collect and does not occupy space.

[0024] The ball 11 is arranged in the ball cover 10, the first cavity 12 is arranged between the ball 11 and the ball cover 10, a plurality of supporting rods are fixed on the ball 11 and the ball cover 10 in the first cavity 12, the distilled gas body is dispersed into the first cavity 12 between the ball 11 and the ball cover 10 under the blockage of the ball 11, can be in greater contact with the surface of the ball cover 10, the cooling liquid in the cooling box 9 is used to liquefy the distilled gas body, the second cavity 17 is arranged in the ball 11, the liquid inlet pipe 15 and the plurality of liquid outlet pipes 16 are fixed on the ball 11, the liquid inlet pipe 15 and the plurality of liquid outlet pipes 16 are arranged through the ball cover 10, the second pump 14 is fixed on the liquid inlet pipe 15, the second pump 14 is fixed on the cooling box 9, the ball 11 is hollow, and the cooling liquid in the cooling box 9 can enter the second cavity 17 in the ball 11, so that the cooling of the distilled gas body is accelerated.

[0025] In use, the distilled gas body in the purification box 1 is discharged into the cooling box 9 through the second conduit 8, the distilled gas body is dispersed into the first cavity 12 between the ball 11 and the ball cover 10 in the cooling box 9, and is discharged through the third conduit 13, and in the cooling process, the second pump 14 discharges the cooling liquid in the cooling box 9 into the second cavity 17 through the liquid inlet pipe 15, and then discharges the second cavity 17 through the plurality of liquid outlet pipes 16, so that the cooling liquid outside the ball cover 10 and the cooling liquid in the second cavity 17 cool the gas body in the first cavity 12 between the ball 11 and the ball cover 10, the gas body is quickly liquefied, and after liquefaction, the gas body is discharged through the third conduit 13, so that the separated substances are conveniently treated and collected.

[0026] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A purification apparatus for triethylsilane comprising a purification tank (1), characterized in that, The purification tank (1) is staggered and inclined and provided with a plurality of electric heating plates (3), each of which is fixed with a fixed frame (2), each of which is fixed on the inner side wall of the purification tank (1), and the bottom wall of the purification tank (1) is fixed with a first pump (4), and the first pump (4) is fixed with a first conduit (5), and the first conduit (5) is fixed with a shunt pipe (6), and the shunt pipe (6) is arranged above the uppermost electric heating plate (3), and a plurality of spray heads (7) are fixed on the shunt pipe (6) at equal intervals; The cooling mechanism includes a cooling box (9), and the cooling box (9) is sleeved and fixed on the second conduit (8), and the second conduit (8) in the cooling box (9) is fixed with a ball cover (10), and the ball cover (10) is fixed with a third conduit (13), and the third conduit (13) penetrates the bottom wall of the cooling box (9) and is arranged; The ball cover (10) is provided with a ball (11) inside the ball center, and a first cavity (12) is arranged between the ball (11) and the ball cover (10), and a plurality of supporting rods are fixed on the ball (11) and the ball cover (10) in the first cavity (12); The ball (11) is provided with a second cavity (17) inside, and the ball (11) is fixed with a liquid inlet pipe (15) and a plurality of liquid outlet pipes (16), and the liquid inlet pipe (15) and the plurality of liquid outlet pipes (16) are arranged through the ball cover (10), and the liquid inlet pipe (15) is fixed with a second pump (14), and the second pump (14) is fixed on the cooling box (9).

2. The purification apparatus for triethylsilane according to claim 1, characterized by The outer side wall of the purification tank (1) is fixed with a heat preservation pad.

3. The purification apparatus for triethylsilane according to claim 1, characterized by The purification tank (1) is fixed with a second conduit (8), and the second conduit (8) is fixed with a cooling mechanism.

4. The purification apparatus for triethylsilane according to claim 1, characterized by The cooling box (9) is fixed with a liquid replacement assembly.

Images