Conveying pipe assembly for silicon material

Abstract

The utility model discloses a delivery pipe assembly for silicon materials, which comprises a control valve, a connecting plate is arranged on the side face of the control valve, connecting pipes are arranged on the side face of the connecting plate and the side face of the control valve, jackets are arranged in the connecting pipes, heaters are arranged on the upper portions of the jackets, and the heaters are connected with the control valve. And a heat conducting plate is arranged in the jacket, and an electric heating wire is arranged on the surface of the heat conducting plate. The jacket is arranged in the connecting pipe, the heater is arranged on the upper portion of the jacket, the heat conducting plate is arranged in the jacket, the electric heating wire is arranged on the surface of the heat conducting plate, the connecting wire is arranged between the electric heating wire and the heater, and the electric heating wire is of a U-shaped structure and is distributed circumferentially. According to the arrangement, uniform heating temperature is guaranteed, heat of the electric heating wire is transmitted to the interior of the connecting pipe through the heat conducting plate, so that constant-temperature operation is performed on the connecting pipe, steam is prevented from being generated, and smooth transmission of silicon powder is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon material transportation, and more specifically to a silicon material transportation pipe assembly. Background Art

[0002] Silica fume, also known as microsilica or silica fume, is an inorganic non-metallic material, the main component of which is silicon dioxide. It is obtained by collecting and treating the smoke and dust emitted from the exhaust gas during the high-temperature smelting of industrial silicon and ferrosilicon in industrial electric furnaces through special capture devices. Silica fume has many unique properties and applications.

[0003] Silica powder is a gray or milky white powder with a loose texture, large specific surface area and strong hygroscopicity. It has good high temperature resistance and can withstand temperatures above 2500°C. It also has good chemical stability and is not easy to react with other chemicals. All these make silica powder widely used in many fields.

[0004] In the transportation of silicon powder, the temperature of the pipeline needs to be guaranteed to avoid the formation of water vapor, which affects the transmission of silicon powder. Therefore, a new technical solution needs to be provided to solve the problem. Utility Model Content

[0005] The utility model aims to provide a silicon material conveying pipe assembly, which solves the problem that the temperature of the pipe needs to be guaranteed in the silicon powder transportation project to avoid the formation of water vapor and the influence on the transmission of silicon powder.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a delivery pipe assembly for silicon material, comprising: a control valve, a connecting plate is provided on the side of the control valve, and connecting pipes are provided on the connecting plate and the side of the control valve, a jacket is provided inside the connecting pipe, and a heater is provided on the upper part of the jacket, a heat conducting plate is provided inside the jacket, and an electric heating wire is provided on the surface of the heat conducting plate, a mounting groove is provided inside the jacket, and the electric heating wire is located inside the mounting groove, a connecting line is provided between the electric heating wire and the heater, the heat of the electric heating wire is transferred to the inside of the connecting pipe through the heat conducting plate, a valve seat is provided on the top of the control valve, and a driving shaft is provided inside the valve seat, a flow channel is provided inside the control valve, and a ball valve body is provided inside the flow channel, a connecting shaft is provided on the top of the ball valve body, and the connecting shaft is connected to the driving shaft.

[0007] As a preferred embodiment of the present utility model, the electric heating wire is arranged in a U-shaped structure and distributed in a circle.

[0008] As a preferred embodiment of the present invention, connecting flanges are provided at both ends of the connecting pipe and the connecting flanges are fixedly connected to the connecting pipe.

[0009] As a preferred embodiment of the present invention, fixing bolts are arranged inside the connecting plate and penetrate through the connecting plate and are fixedly connected to the control valve.

[0010] As a preferred embodiment of the present utility model, a sealing gasket is arranged inside the flow channel and the sealing gasket is located on the side of the ball valve body.

[0011] As a preferred embodiment of the utility model, an adjusting rod is arranged inside the driving shaft and the adjusting rod is slidably connected to the driving shaft, and a locking piece is arranged on the top of the driving shaft and the locking piece passes through the driving shaft and contacts the adjusting rod.

[0012] As a preferred embodiment of the present invention, a heat-insulating layer is arranged outside the jacket.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model is provided with a connecting plate on the side of the control valve, and connecting pipes are provided on the sides of the connecting plate and the control valve, a jacket is provided inside the connecting pipe, and a heater is provided on the upper part of the jacket, a heat conducting plate is provided inside the jacket, and an electric heating wire is provided on the surface of the heat conducting plate, a connecting line is provided between the electric heating wire and the heater, the electric heating wire is provided in a U-shaped structure and is distributed in a circle, such a setting ensures the uniformity of the heating temperature, and the heat of the electric heating wire is transferred to the inside of the connecting pipe through the heat conducting plate, so that the connecting pipe is operated at a constant temperature to avoid the generation of water vapor, thereby ensuring the smooth transmission of silicon powder, a valve seat is provided on the top of the control valve, and a driving shaft is provided inside the valve seat, a flow channel is provided inside the control valve, and a ball valve body is provided inside the flow channel, a connecting shaft is provided on the top of the ball valve body, and the connecting shaft is connected to the driving shaft, and the rotation angle of the ball valve can be controlled by rotating the driving shaft, thereby controlling the flow speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a side view of the structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the control valve of the utility model;

[0018] Figure 4 This is a schematic diagram of the overall internal structure of the jacket of the utility model;

[0019] Figure 5 It is a schematic diagram of the side structure of the jacket of the utility model.

[0020] In the figure: 1. control valve; 2. valve seat; 3. drive shaft; 4. connecting plate; 5. fixing bolt; 6. adjusting rod; 7. locking piece; 8. connecting pipe; 9. jacket; 10. heater; 11. connecting flange; 12. flow channel; 13. ball valve body; 14. connecting shaft; 15. sealing gasket; 16. heat conduction plate; 17. heating wire; 18. connecting wire; 19. mounting groove; 20. insulation layer. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-5The utility model provides a technical solution: a silicon material delivery pipe assembly, comprising: a control valve 1, a connecting plate 4 is arranged on the side of the control valve 1, and a connecting pipe 8 is arranged on the side of the connecting plate 4 and the control valve 1, a jacket 9 is arranged inside the connecting pipe 8, and a heater 10 is arranged on the upper part of the jacket 9, a heat conducting plate 16 is arranged inside the jacket 9, and an electric heating wire 17 is arranged on the surface of the heat conducting plate 16, and a mounting groove 19 is arranged inside the jacket 9, and the electric heating wire 17 is located in the mounting groove. 19, a connecting wire 18 is provided between the electric heating wire 17 and the heater 10, the heat of the electric heating wire 17 is transferred to the inside of the connecting pipe 8 through the heat conducting plate 16, a valve seat 2 is provided on the top of the control valve 1, and a driving shaft 3 is provided inside the valve seat 2, a flow channel 12 is provided inside the control valve 1, and a ball valve body 13 is provided inside the flow channel 12, a connecting shaft 14 is provided on the top of the ball valve body 13, and the connecting shaft 14 is connected to the driving shaft 3, and a connecting shaft 14 is provided on the side of the control valve 1. A connecting plate 4 is provided, and connecting pipes 8 are provided on the sides of the connecting plate 4 and the control valve 1, a jacket 9 is provided inside the connecting pipe 8, and a heater 10 is provided on the upper part of the jacket 9, a heat conducting plate 16 is provided inside the jacket 9, and an electric heating wire 17 is provided on the surface of the heat conducting plate 16, and a connecting line 18 is provided between the electric heating wire 17 and the heater 10, and the electric heating wire 17 is provided in a U-shaped structure and is distributed in a circumference. This arrangement ensures uniform heating temperature, and the heat of the electric heating wire 17 is transferred to the The inside of the connecting pipe 8 is connected to the connecting pipe 8 to perform constant temperature operation to avoid the generation of water vapor, thereby ensuring the smooth transmission of silicon powder. A valve seat 2 is arranged on the top of the control valve 1, and a driving shaft 3 is arranged inside the valve seat 2. A flow channel 12 is arranged inside the control valve 1, and a ball valve body 13 is arranged inside the flow channel 12. A connecting shaft 14 is arranged on the top of the ball valve body 13 and the connecting shaft 14 is connected to the driving shaft 3. The rotation angle of the ball valve can be controlled by rotating the driving shaft 3, thereby controlling the flow speed.

[0023] Further improvements, such as Figure 4 As shown: the electric heating wire 17 is arranged in a U-shaped structure and distributed in a circumference, and this arrangement ensures uniform heating temperature.

[0024] Further improvements, such as Figure 1 As shown: both ends of the connecting pipe 8 are provided with connecting flanges 11 and the connecting flanges 11 are fixedly connected to the connecting pipe 8. This arrangement facilitates the connection of the pipeline.

[0025] Further improvements, such as Figure 1 As shown: the interior of the connecting plate 4 is provided with fixing bolts 5, and the fixing bolts 5 penetrate through the connecting plate 4 and are fixedly connected to the control valve 1, and this arrangement ensures the stability of the connection.

[0026] Further improvements, such as Figure 3 As shown, a sealing gasket 15 is arranged inside the flow channel 12 and the sealing gasket 15 is located on the side of the ball valve body 13 . This arrangement ensures the sealing performance of the flow channel 12 .

[0027] Further improvements, such as Figure 1 As shown: an adjusting rod 6 is arranged inside the driving shaft 3 and the adjusting rod 6 is slidably connected to the driving shaft 3, a locking piece 7 is arranged on the top of the driving shaft 3 and the locking piece 7 passes through the driving shaft 3 and contacts the adjusting rod 6, such arrangement facilitates the adjustment of the adjusting rod 6 and the rotation of the driving shaft 3.

[0028] Further improvements, such as Figure 5 As shown: a heat-insulating layer 20 is arranged outside the jacket 9 to increase the heat-insulating performance of the jacket 9 .

[0029] Working principle: A connecting plate 4 is arranged on the side of the control valve 1, and a connecting pipe 8 is arranged on the side of the connecting plate 4 and the control valve 1, a jacket 9 is arranged inside the connecting pipe 8, and a heater 10 is arranged on the upper part of the jacket 9, a heat conducting plate 16 is arranged inside the jacket 9, and an electric heating wire 17 is arranged on the surface of the heat conducting plate 16, and a connecting line 18 is arranged between the electric heating wire 17 and the heater 10, and the electric heating wire 17 is arranged in a U-shaped structure and distributed in a circumference. This arrangement ensures uniform heating temperature, and the heat of the electric heating wire 17 is transmitted through the conductive wire 16. The heat is transmitted to the interior of the connecting pipe 8 by the hot plate 16, so as to perform a constant temperature operation on the connecting pipe 8 to avoid the generation of water vapor, thereby ensuring the smooth transmission of silicon powder. A valve seat 2 is arranged on the top of the control valve 1, and a driving shaft 3 is arranged inside the valve seat 2. A flow channel 12 is arranged inside the control valve 1, and a ball valve body 13 is arranged inside the flow channel 12. A connecting shaft 14 is arranged on the top of the ball valve body 13, and the connecting shaft 14 is connected to the driving shaft 3. The rotation angle of the ball valve can be controlled by rotating the driving shaft 3, thereby controlling the flow speed.

[0030] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A silicon material delivery pipe assembly, Features: include: A control valve (1), wherein a connecting plate (4) is arranged on the side of the control valve (1), and connecting pipes (8) are arranged on the sides of the connecting plate (4) and the control valve (1), a jacket (9) is arranged inside the connecting pipe (8), and a heater (10) is arranged on the upper part of the jacket (9), a heat conducting plate (16) is arranged inside the jacket (9), and an electric heating wire (17) is arranged on the surface of the heat conducting plate (16), a mounting groove (19) is arranged inside the jacket (9), and the electric heating wire (17) is located inside the mounting groove (19), and the electric heating wire (17) is arranged ...0) is arranged inside the mounting groove (19), and the electric heating wire (10) is arranged inside the mounting groove (19), and the electric heating wire (10) is arranged inside A connecting wire (18) is provided between the electric heating wire (17) and the heater (10); the heat of the electric heating wire (17) is transferred to the interior of the connecting pipe (8) through the heat conducting plate (16); a valve seat (2) is provided on the top of the control valve (1), and a driving shaft (3) is provided inside the valve seat (2); a flow channel (12) is provided inside the control valve (1), and a ball valve body (13) is provided inside the flow channel (12); a connecting shaft (14) is provided on the top of the ball valve body (13), and the connecting shaft (14) is connected to the driving shaft (3).

2. A silicon material delivery pipe assembly according to claim 1, Features: The electric heating wires (17) are arranged in a U-shaped structure and are distributed in a circumference.

3. A silicon material delivery pipe assembly according to claim 1, Features: Both ends of the connecting pipe (8) are provided with connecting flanges (11), and the connecting flanges (11) and the connecting pipe (8) are fixedly connected.

4. A silicon material delivery pipe assembly according to claim 1, Features: A fixing bolt (5) is arranged inside the connecting plate (4), and the fixing bolt (5) passes through the connecting plate (4) and is fixedly connected to the control valve (1).

5. A silicon material delivery pipe assembly according to claim 1, Features: A sealing gasket (15) is arranged inside the flow channel (12), and the sealing gasket (15) is located on the side of the ball valve body (13).

6. A silicon material delivery pipe assembly according to claim 1, Features: An adjusting rod (6) is arranged inside the driving shaft (3) and the adjusting rod (6) is slidably connected to the driving shaft (3); a locking piece (7) is arranged on the top of the driving shaft (3) and the locking piece (7) passes through the driving shaft (3) and contacts the adjusting rod (6).

7. The silicon material delivery pipe assembly according to claim 1, Features: A heat-insulating layer (20) is arranged outside the jacket (9).

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