Continuous refining furnace for producing high-purity silicon composite material

Abstract

The utility model relates to the technical field of refining furnaces, in particular to a continuous refining furnace for producing a high-purity silicon composite material, which comprises a support frame, a pretreatment component is arranged at the top of the support frame, and a refining component is arranged on the side surface of the support frame. According to the high-purity silicon composite material refining furnace, preheating and material homogenizing treatment in the refining process of a high-purity silicon composite material are achieved, the guide cylinder ensures stable conveying of the material in the refining furnace, the situation that the refining effect is reduced due to unstable material conveying is avoided, uniform pushing of the material can be achieved through matched use of the driving motor and the spiral pushing blade, and the refining efficiency is improved. And the uniformity and continuity of the material in the refining process are guaranteed, the heating plate enables the temperature in the guide cylinder to be uniform, preheating treatment is conducted, the refining effect and the production efficiency are improved, and the guide pipe guarantees that the preheated material can be smoothly guided out.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of refining furnace, specifically to continuous refining furnace for high purity silicon composite material production. BACKGROUND

[0002] Continuous refining furnace is a special industrial heat treatment equipment, which is mainly used for purifying metal in metallurgical process. The continuous refining furnace is characterized by sectional heating along the length of the hearth, and is provided with preheating, heating, soaking and cooling stages, which can reasonably distribute heat and improve the heat utilization rate and productivity of the furnace.

[0003] Prior art, such as: CN214991765U a continuous primary magnesium refining furnace, by setting the refining furnace body as the communication melting chamber, the first refining cavity, the secondary refining cavity and the static cavity, the slag wall can effectively block the sediment of the melting chamber into the first refining cavity, improve the precision of the liquid into the first refining cavity, and is beneficial to the static treatment of the subsequent static cavity.

[0004] However, the refining furnace still has some shortcomings in the process of use:

[0005] 1. The first refining cavity and the second refining cavity are located in the same furnace body, which may cause cross contamination during the refining process, affect the refining effect, and is not convenient for preheating treatment and uniform conveying of materials.

[0006] 2. The refining furnace is not convenient for effective heat treatment during use, and the structure design of the refining furnace may not be optimized, which leads to uneven heating of materials during production, further affecting the refining effect and production efficiency. INVENTION CONTENTS

[0007] The utility model aims at providing continuous refining furnace for high purity silicon composite material production to solve the above background art that the first refining cavity and the second refining cavity are located in the same furnace body, which may cause cross contamination during the refining process, affect the refining effect, and is not convenient for preheating treatment and uniform conveying of materials. The refining furnace is not convenient for effective heat treatment during use, and the structure design of the refining furnace may not be optimized, which leads to uneven heating of materials during production, further affecting the refining effect and production efficiency.

[0008] To achieve the above purpose, the utility model provides the following technical scheme:

[0009] The continuous refining furnace for high purity silicon composite material production comprises a supporting frame, a pretreatment assembly is arranged at the top of the supporting frame, and a refining assembly is arranged on the side surface of the supporting frame.

[0010] The pre-processing assembly includes a guide cylinder on the top of the support frame, a driving motor is mounted on the side of the guide cylinder, a spiral pushing blade is fixedly connected to the output end of the driving motor, the spiral pushing blade penetrates through the guide cylinder and is rotationally connected with the guide cylinder, an installation groove is formed in the inner surface wall of the guide cylinder, a heating plate is fixedly connected in the installation groove, a feeding pipe is fixedly connected to the top of the guide cylinder, the feeding pipe is communicated with the guide cylinder, and a control valve is arranged on the outer surface of the feeding pipe.

[0011] As the preferred scheme of the present application, the refining assembly includes a processing furnace on the side of the support frame, a sealing cover is arranged on the top of the processing furnace, a connecting groove is formed in the inner surface wall of the processing furnace, an annular heating wire is fixedly connected in the connecting groove, a stirring motor is mounted on the top of the sealing cover, a stirring frame is fixedly connected to the output end of the stirring motor, the stirring frame penetrates through the sealing cover and extends into the processing furnace, and the stirring frame is rotationally connected with the sealing cover.

[0012] As the preferred scheme of the present application, the stirring frame penetrates through the sealing cover and extends into the processing furnace, the stirring frame is rotationally connected with the sealing cover, and a temperature sensor is fixedly connected to the bottom of the sealing cover.

[0013] As the preferred scheme of the present application, a sealing strip is fixedly connected to the bottom of the sealing cover, a sealing groove is formed in the top of the processing furnace, and the sealing strip extends into the sealing groove.

[0014] As the preferred scheme of the present application, a fixing rod is arranged on the side of the processing furnace, the fixing rod penetrates through the processing furnace and extends into the sealing strip, and the fixing rod is inserted into the processing furnace.

[0015] As the preferred scheme of the present application, a guide pipe is fixedly connected to the end of the guide cylinder, the guide pipe penetrates through the sealing cover and extends into the processing furnace, and the guide pipe is communicated with the processing furnace and the guide cylinder respectively.

[0016] As the preferred scheme of the present application, a pressure gauge is fixedly connected to the top of the sealing cover, and a detection end of the pressure gauge penetrates through the sealing cover and extends into the processing furnace.

[0017] As the preferred scheme of the present application, a discharging pipe is fixedly connected to the bottom of the processing furnace, and support legs and a support base are fixedly connected to the bottom of the processing furnace and the guide cylinder respectively.

[0018] Compared with the prior art, the present application has the following beneficial effects:

[0019] 1. The utility model discloses a guide cylinder, drive motor, spiral push leaf, heating plate and the matching use of guide pipe are set up, realize the preheating and material homogenization treatment in the refining process of high purity silicon composite material, the guide cylinder ensures the stable delivery of material in the refining furnace, avoids the refining effect decline caused by the unstable material delivery, and the matching use of drive motor and spiral push leaf can realize the uniform push of material, guarantees the uniformity and continuity of material in the refining process, and the heating plate makes the temperature uniform in the guide cylinder and carries out the preheating treatment, improves the refining effect and production efficiency, and the guide pipe ensures that the material after preheating can be smoothly guided out.

[0020] 2. The utility model discloses a processing furnace, sealing cover, sealing groove, stirring motor, stirring frame, annular heating wire, pressure gauge and temperature sensor are set up the matching use of cooperation, realize the all -round heating, uniform stirring and real -time monitoring in the refining process of high purity silicon composite material, and the matching use of sealing cover and sealing groove ensures the sealing property in the refining process, avoids the pollution of external impurity to material, and the matching use of stirring motor and stirring frame can realize the uniform stirring of material, and the annular heating wire is uniformly distributed in the inner wall of processing furnace, ensures the uniformity of heating, improves the refining efficiency, and pressure gauge is used for real -time monitoring the pressure change in the refining furnace, and temperature sensor is used for real -time monitoring the temperature change in the refining furnace, provides accurate temperature data for operating personnel. ACCURACY

[0021] Figure 1 It is the whole structure schematic diagram of the utility model;

[0022] Figure 2 It is the preprocessing assembly structure schematic diagram of the utility model;

[0023] Figure 3 It is the refining assembly structure schematic diagram of the utility model;

[0024] Figure 4 It is the processing furnace cross section structure schematic diagram of the utility model.

[0025] In the drawing: 1, support frame; 2, preprocessing assembly; 201, guide cylinder; 202, drive motor; 203, spiral push leaf; 204, mounting groove; 205, heating plate; 206, feed pipe; 207, control valve; 208, guide pipe; 3, refining assembly; 301, processing furnace; 302, stirring motor; 303, sealing cover; 304, fixed link; 305, pressure gauge; 306, stirring frame; 307, annular heating wire; 308, connecting groove; 309, sealing groove; 310, temperature sensor; 311, sealing strip; 4, support leg; 5, support base; 6, discharge pipe. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the present application will be described below in conjunction with the embodiments of the present application, apparently, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, based on the embodiments of the present application, all other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.

[0027] Embodiments, please refer to Figures 1-4 The present application provides a technical scheme:

[0028] The continuous refining furnace for high-purity silicon composite material production, including support frame 1, the top of support frame 1 is provided with pretreatment assembly 2, the side of support frame 1 is provided with refining assembly 3, pretreatment assembly 2 includes the guide cylinder 201 of support frame 1 top, the side of guide cylinder 201 is installed with drive motor 202, the output end of drive motor 202 is fixedly connected with spiral push blade 203, spiral push blade 203 penetrates guide cylinder 201 and is rotationally connected with guide cylinder 201, the inner wall of guide cylinder 201 is provided with mounting groove 204, mounting groove 204 is fixedly connected with heating plate 205, the top of guide cylinder 201 is fixedly connected with feed pipe 206, feed pipe 206 is communicated with guide cylinder 201, the outer surface of feed pipe 206 is provided with control valve 207, the end of guide cylinder 201 is fixedly connected with guide pipe 208, guide pipe 208 penetrates sealing cover 303 and extends into processing furnace 301, guide pipe 208 is communicated with processing furnace 301 and guide cylinder 201 respectively.

[0029] Wherein, the output shaft of drive motor 202 drives spiral push blade 203 to rotate, spiral push blade 203 pushes raw materials from feed pipe 206 into processing furnace 301.

[0030] In this embodiment, as Figure 1 , Figure 2 , Figure 3 And Figure 4As shown, the refining assembly 3 includes a processing furnace 301 on the side of the support frame 1, the top of the processing furnace 301 is provided with a sealing cover 303, the inner wall of the processing furnace 301 is provided with a connecting groove 308, the connecting groove 308 is fixedly connected with an annular heating wire 307, the top of the sealing cover 303 is provided with a stirring motor 302, the output end of the stirring motor 302 is fixedly connected with a stirring frame 306, the stirring frame 306 penetrates through the sealing cover 303 and extends into the processing furnace 301, the stirring frame 306 is rotatably connected with the sealing cover 303, the bottom of the sealing cover 303 is fixedly connected with a temperature sensor 310, the bottom of the sealing cover 303 is fixedly connected with a sealing strip 311, the top of the processing furnace 301 is provided with a sealing groove 309, the sealing strip 311 extends into the sealing groove 309, the side of the processing furnace 301 is provided with a fixing rod 304, the fixing rod 304 penetrates through the processing furnace 301 and extends into the sealing strip 311, the fixing rod 304 is inserted into the processing furnace 301, the top of the sealing cover 303 is fixedly connected with a pressure gauge 305, the detection end of the pressure gauge 305 penetrates through the sealing cover 303 and extends into the processing furnace 301, the bottom of the processing furnace 301 is fixedly connected with a discharge pipe 6, and the bottom of the processing furnace 301 and the guide cylinder 201 are fixedly connected with a support leg 4 and a support base 5 respectively.

[0031] Wherein, the output shaft of the stirring motor 302 drives the stirring frame 306 to stir the raw materials, and the heating plate 205 and the annular heating wire 307 heat the processing furnace 301.

[0032] The working process of the continuous refining furnace for producing high-purity silicon composite material is as follows: first, check whether the device is used normally, and then confirm that it is correct, then introduce the material into the guide cylinder 201 through the feeding pipe 206, start the driving motor 202, the output shaft of the driving motor 202 drives the spiral pushing blade 203 to rotate, the spiral pushing blade 203 pushes the raw materials from the feeding pipe 206 into the processing furnace 301, the conveying amount of the raw materials can be controlled through the control valve 207, after the raw materials enter the processing furnace 301, the stirring motor 302 is started, the output shaft of the stirring motor 302 drives the stirring frame 306 to stir the raw materials, and the heating plate 205 and the annular heating wire 307 heat the processing furnace 301, the temperature sensor 310 monitors the temperature in the processing furnace 301 in real time and transmits the signal to the control system, the control system adjusts the heating power of the heating plate 205 and the annular heating wire 307 according to the preset temperature range, so as to ensure that the temperature in the processing furnace 301 is stable, when the processing is completed, the discharge pipe 6 is opened, and the refined high-purity silicon composite material is discharged.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A continuous refining furnace for the production of high purity silicon composites comprising a support frame (1), characterized in that: The top of the support frame (1) is provided with a pretreatment assembly (2), and the side of the support frame (1) is provided with a refining assembly (3); The pretreatment assembly (2) comprises a guide cylinder (201) at the top of the support frame (1), a driving motor (202) is mounted on the side of the guide cylinder (201), a spiral pushing blade (203) is fixedly connected to the output end of the driving motor (202), the spiral pushing blade (203) penetrates through the guide cylinder (201) and is rotationally connected with the guide cylinder (201), an installation groove (204) is formed in the inner surface wall of the guide cylinder (201), a heating plate (205) is fixedly connected in the installation groove (204), a feeding pipe (206) is fixedly connected to the top of the guide cylinder (201), the feeding pipe (206) is communicated with the guide cylinder (201), and a control valve (207) is arranged on the outer surface of the feeding pipe (206).

2. The continuous refining furnace for producing high-purity silicon composite material according to claim 1, characterized in that, The refining assembly (3) comprises a processing furnace (301) on the side of the support frame (1), the top of the processing furnace (301) is provided with a sealing cover (303), a connecting groove (308) is formed in the inner surface wall of the processing furnace (301), and an annular heating wire (307) is fixedly connected in the connecting groove (308); the top of the sealing cover (303) is provided with a stirring motor (302), the output end of the stirring motor (302) is fixedly connected with a stirring frame (306), the stirring frame (306) penetrates through the sealing cover (303) and extends into the processing furnace (301), and the stirring frame (306) is rotationally connected with the sealing cover (303).

3. The continuous refining furnace for producing high-purity silicon composite material according to claim 2, characterized in that, The stirring frame (306) penetrates through the sealing cover (303) and extends into the processing furnace (301), and the stirring frame (306) is rotationally connected with the sealing cover (303).

4. The continuous refining furnace for producing high-purity silicon composite material according to claim 3, characterized in that, The bottom of the sealing cover (303) is fixedly connected with a sealing strip (311), and the top of the processing furnace (301) is provided with a sealing groove (309); the sealing strip (311) extends into the sealing groove (309).

5. The continuous refining furnace for producing high-purity silicon composite material according to claim 2, characterized in that, The side of the processing furnace (301) is provided with a fixing rod (304), the fixing rod (304) penetrates through the processing furnace (301) and extends into the sealing strip (311), and the fixing rod (304) is inserted into the processing furnace (301).

6. The continuous refining furnace for producing high-purity silicon composite material according to claim 1, characterized in that, The end of the guide cylinder (201) is fixedly connected with a guide pipe (208), the guide pipe (208) penetrates through the sealing cover (303) and extends into the processing furnace (301), and the guide pipe (208) is communicated with the processing furnace (301) and the guide cylinder (201) respectively.

7. The continuous refining furnace for producing high-purity silicon composite material according to claim 2, characterized in that, The top of the sealing cover (303) is fixedly connected with a pressure gauge (305), and the detection end of the pressure gauge (305) penetrates through the sealing cover (303) and extends into the processing furnace (301).

8. The continuous refining furnace for producing high purity silicon composite material according to claim 2, characterized in that, The bottom of the processing furnace (301) is fixedly connected with a discharge pipe (6), and the bottom of the processing furnace (301) and the guide cylinder (201) are respectively fixedly connected with a support leg (4) and a support base (5).

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