Raw material conveying equipment for industrial silicon powder smelting

By designing an adjustable discharge mechanism and filtering mechanism, the problems of discharge port connection inadaptability and low filtration efficiency in silicon powder conveying equipment are solved, and stable conveying and efficient filtration of silicon powder are achieved.

CN223341432UActive Publication Date: 2025-09-16YUNNAN JIASHENG PHOTOVOLTAIC MATERIALS CO LTD
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Patent Information

Application Number
CN202422903332.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-27
Publication Date
2025-09-16
Estimated Expiration
2034-11-27

AI Technical Summary

Technical Problem

The discharge port of the existing silicon powder conveying equipment is difficult to adapt to the connection of external feed ports of different sizes, resulting in easy leakage of silicon powder, and lacks effective filtering and decontamination functions, which brings inconvenience to subsequent use.

Method used

A device including a conveying box, a discharge mechanism and a filtering mechanism was designed. The combined structure of a bellows and a bag tube was used to realize the adjustable connection of the discharge port, and the silicon powder was filtered through a filter screen, and the dirt was discharged through the sewage pipe.

Benefits of technology

The flexible connection of the discharge port is realized to avoid leakage of silicon powder, and the filtration time is extended through the filter net, which improves the filtration effect and ensures the smooth transportation and purity of silicon powder.

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Abstract

The utility model belongs to the technical field of silicon powder conveying, and particularly relates to industrial silicon powder smelting raw material conveying equipment which comprises a conveying box, supporting legs are fixedly connected to all corners of the lower end of the conveying box respectively, a feeding port is fixedly connected to the upper end of the conveying box, and a discharging port is fixedly connected to the lower end of the conveying box. A discharging mechanism is arranged at the lower end of a discharging opening, a filtering mechanism is arranged in the conveying box, a corrugated sleeve is fixedly connected to the upper end of a feeding opening, a cloth bag pipe is fixedly connected to the upper end of the corrugated sleeve, and through the arrangement of the corrugated pipe, a discharging barrel is conveniently moved and pulled to a proper position, so that the cloth bag barrel is conveniently moved and limited; the limiting sleeve is connected to the outer side of the external feeding port in a sleeving mode, the cloth bag cylinder is slidably connected to the inner side of the external feeding port in an inserted mode, and then the limiting sleeve is fixed through the elastic rope in a limiting mode, so that the cloth bag cylinder and the external feeding port are fixedly connected conveniently, gaps are avoided at the joint, and silicon powder is prevented from leaking during conveying.
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Description

Technical Field

[0001] The utility model relates to the technical field of silicon powder transportation, in particular to raw material transportation equipment for industrial silicon powder smelting. Background Art

[0002] Silica fume, also known as microsilica fume and scientifically known as silica fume, is produced by collecting and treating the exhaust fumes emitted during the high-temperature smelting of industrial silicon and ferrosilicon in industrial electric furnaces through specialized capture devices. SiO₂ accounts for approximately 90% of the total fumes, and the particles are extremely small, with an average size almost at the nanometer level, hence the name "silica fume."

[0003] According to the patent authorization announcement number: CN220870348U, a silicon powder conveying pipeline is proposed, which relates to the technical field of antioxidant coating production equipment, including a spherical shell, a feed buffer pipe, a discharge pipe, a wear-resistant lining, an input pipe and an output pipe. The feed buffer pipe and the discharge pipe are trumpet pipes, which are both connected to the inside of the spherical shell through the wide-mouth end. An angle is provided between the feed buffer pipe and the discharge pipe. The wear-resistant lining is arranged in the spherical shell. A silicon powder cavity is opened in the middle of the wear-resistant lining to connect the feed buffer pipe and the discharge pipe. The output end of the input pipe is flange-connected to the narrow end of the feed buffer pipe, and the input end of the output pipe is flange-connected to the narrow end of the discharge pipe. The utility model solves the problem of high breakage rate at elbows when conveying silicon powder through traditional pipelines.

[0004] However, when the discharge port of the silicon powder conveying equipment in the prior art is connected to the external feed port, since the size of the discharge port of the conveying device is fixed, it is not easy to connect the external feed ports of different sizes without a gap, which makes it easy for the silicon powder to leak out during transportation. At the same time, the conveying equipment in the prior art is not easy to filter and remove pollutants from the silicon powder, which brings a lot of inconvenience to the subsequent use and processing of the silicon powder. Utility Model Content

[0005] The purpose of the utility model is to provide a raw material conveying device for industrial silicon powder smelting, which solves the problems of discharging and filtering silicon powder.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a raw material conveying equipment for industrial silicon powder smelting, comprising a conveying box, each corner of the lower end of the conveying box is fixedly connected to a support leg, the upper end of the conveying box is fixedly connected to a feed port, the lower end of the conveying box is fixedly connected to a discharge port, the lower end of the discharge port is provided with a discharge mechanism, the interior of the conveying box is provided with a filtering mechanism, the upper end of the feed port is fixedly connected to a corrugated sleeve, the upper end of the corrugated sleeve is fixedly connected to a bag tube, the outer side of the bag tube is fixedly connected to a plurality of sliding sleeves, the interior of the sliding sleeve is slidably plugged with a rope, and the rope is provided on the outer side of the bag tube.

[0007] Preferably, the discharge mechanism includes a bellows, the lower end of the discharge port is fixedly connected to the bellows, the lower end of the bellows is fixedly connected to a discharge cylinder, and the lower end of the discharge cylinder is fixedly connected to a bag cylinder.

[0008] Preferably, the discharge cylinder is fixedly connected to a limiting sleeve, the upper end of the cloth bag cylinder is arranged inside the limiting sleeve, and the lower end of the discharge cylinder is arranged inside the cloth bag cylinder.

[0009] Preferably, the limiting sleeve is made of elastic canvas, a plurality of buckles are fixedly connected to the outer side of the limiting sleeve, the buckles are slidably connected with elastic ropes, and the elastic ropes are arranged on the outer side of the limiting sleeve.

[0010] Preferably, the filtering mechanism includes a filter screen, the interior of the conveying box is fixedly connected with the filter screen, the upper rear side of the filter screen is fixedly connected with a rear baffle, and the upper front side of the filter screen is fixedly connected with a front baffle.

[0011] Preferably, a spring plate is fixedly connected to the right side of the upper end of the conveying box, and the spring plate is arranged at the upper end of the filter screen. A sewage pipe is fixedly connected to the right side of the upper end of the conveying box, and the sewage pipe is arranged on the right side of the filter screen. The rear baffle is the same size as the front baffle.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] 1. The utility model facilitates the movement and pulling of the discharge barrel to a suitable position through the setting of the bellows, thereby facilitating the movement and limiting of the cloth bag barrel. The outer side of the external feed port is connected through the limiting sleeve, and the cloth bag barrel is slidably inserted into the inner side of the external feed port. The limiting sleeve is then fixed by an elastic rope to facilitate the fixed connection between the cloth bag barrel and the external feed port, avoiding gaps at the connection and preventing silicon powder from leaking during transportation.

[0014] 2. The utility model filters and removes dirt from the incoming silicon powder by setting a filter screen. The dirt is discharged through the sewage pipe, and the filtered silicon powder moves to the lower end of the inner part of the conveying box. At the same time, the spring plate is set to make the silicon powder fall from the left side of the filter screen. The silicon powder will move to the right along the left side of the filter screen, thereby extending the filtration time and increasing the filtration effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional diagram of the overall structure of the utility model;

[0016] Figure 2 It is a three-dimensional diagram of the local structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 4 This is a partial structural section of the utility model Figure 1 ;

[0019] Figure 5 This is a partial structural section of the utility model Figure 2 .

[0020] In the figure: 1. Conveyor box; 2. Support legs; 3. Feed port; 4. Discharge port; 5. Discharge mechanism; 6. Filter mechanism; 7. Corrugated sleeve; 8. Bag tube; 9. Sliding sleeve; 10. Rope; 51. Bellows; 52. Discharge cylinder; 53. Bag tube; 54. Limiting sleeve; 55. Buckle; 56. Elastic rope; 61. Filter screen; 62. Rear baffle; 63. Front baffle; 64. Spring plate; 65. Drain pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1 、 Figure 3 、 Figure 4 A raw material conveying equipment for industrial silicon powder smelting includes a conveying box 1, each corner of the lower end of the conveying box 1 is fixedly connected to a supporting leg 2, the upper end of the conveying box 1 is fixedly connected to a feed port 3, the lower end of the conveying box 1 is fixedly connected to a discharge port 4, the lower end of the discharge port 4 is provided with a discharge mechanism 5, and a filtering mechanism 6 is provided inside the conveying box 1. The upper end of the feed port 3 is fixedly connected to a corrugated sleeve 7. Through the setting of the corrugated sleeve 7, it is convenient to stretch the corrugated sleeve 7 to move the bag tube 8 to a suitable position. The upper end of the corrugated sleeve 7 is fixedly connected to the bag tube 8, and a plurality of sliding sleeves 9 are fixedly connected to the outside of the bag tube 8. A rope 10 is slidably inserted inside the sliding sleeve 9. The setting of the sliding sleeve 9 facilitates the limiting rope 10, and the rope 10 is set on the outside of the bag tube 8.

[0023] See also Figure 1 、 Figure 3 、 Figure 4The discharge mechanism 5 includes a bellows 51, the lower end of the discharge port 4 is fixedly connected to the bellows 51, the lower end of the bellows 51 is fixedly connected to a discharge cylinder 52, the lower end of the discharge cylinder 52 is fixedly connected to a cloth bag cylinder 53, the discharge cylinder 52 is fixedly connected to a limiting sleeve 54, the upper end of the cloth bag cylinder 53 is arranged inside the limiting sleeve 54, the lower end of the discharge cylinder 52 is arranged inside the cloth bag cylinder 53, the limiting sleeve 54 is made of elastic canvas, and the outer side of the limiting sleeve 54 is fixedly connected with a plurality of buckles 55, and the buckles 55 are slidably connected with an elastic rope 56. The setting of the buckles 55 facilitates the limiting of the elastic rope 56, and the elastic rope 56 is arranged on the outer side of the limiting sleeve 54.

[0024] See also Figure 2 、 Figure 4 、 Figure 5 The filtering mechanism 6 includes a filter screen 61, and the interior of the conveying box 1 is fixedly connected to the filter screen 61, and the rear side of the upper end of the filter screen 61 is fixedly connected to the rear baffle 62, and the front side of the upper end of the filter screen 61 is fixedly connected to the front baffle 63. The right side of the upper end of the conveying box 1 is fixedly connected to a spring plate 64. The setting of the spring plate 64 changes the direction of movement of the silicon powder. The spring plate 64 is set at the upper end of the filter screen 61, and the right side of the upper end of the conveying box 1 is fixedly connected to a drain pipe 65. The setting of the rear baffle 62 and the front baffle 63 facilitates the shielding of silicon powder and facilitates the movement of silicon powder at the upper end of the filter screen 61 to the interior of the drain pipe 65, which facilitates the discharge work. The drain pipe 65 is set on the right side of the filter screen 61, and the rear baffle 62 and the front baffle 63 are the same size.

[0025] The specific implementation process of the utility model is as follows: when in use, the corrugated sleeve 7 is stretched by moving the bag tube 8, and then the bag tube 8 can be moved to connect the external discharge port, the bag tube 8 is connected to the outside of the external discharge port, and then the bag tube 8 is fixed by the rope 10 to prevent leakage when conveying silicon powder;

[0026] Then pull the cloth bag tube 53 so that the limiting sleeve 54 slides and is connected to the outside of the external feed port, and finally it is limited and fixed by the elastic rope 56. The silicon powder moves to the interior of the conveying box 1 through the cloth bag tube 8, the corrugated sleeve 7 and the feed port 3, and then moves to the upper end of the spring plate 64. The silicon powder moves and falls to the upper left end of the filter screen 61, and then is filtered through the filter screen 61. The silicon powder falls to the lower end of the interior of the conveying box 1 through the filter screen 61, and the dirt is discharged through the drain pipe 65. Finally, the silicon powder is discharged through the discharge port 4, the bellows 51, the discharge tube 52 and the cloth bag tube 53.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A raw material conveying device for industrial silicon powder smelting, comprising a conveying box (1), characterized in that: The lower end of the conveying box (1) is fixedly connected to support legs (2) at each corner, the upper end of the conveying box (1) is fixedly connected to a feed port (3), the lower end of the conveying box (1) is fixedly connected to a discharge port (4), the lower end of the discharge port (4) is provided with a discharge mechanism (5), the interior of the conveying box (1) is provided with a filter mechanism (6), the upper end of the feed port (3) is fixedly connected to a corrugated sleeve (7), the upper end of the corrugated sleeve (7) is fixedly connected to a bag tube (8), the outer side of the bag tube (8) is fixedly connected to a plurality of sliding sleeves (9), the interior of the sliding sleeve (9) is slidably plugged with a rope (10), and the rope (10) is provided on the outer side of the bag tube (8).

2. The raw material conveying equipment for industrial silicon powder smelting according to claim 1, characterized in that: The discharge mechanism (5) comprises a bellows (51), the lower end of the discharge port (4) is fixedly connected to the bellows (51), the lower end of the bellows (51) is fixedly connected to a discharge cylinder (52), and the lower end of the discharge cylinder (52) is fixedly connected to a bag cylinder (53).

3. The raw material conveying equipment for industrial silicon powder smelting according to claim 2, characterized in that: The discharge cylinder (52) is fixedly connected to the limiting sleeve (54), the upper end of the bag cylinder (53) is arranged inside the limiting sleeve (54), and the lower end of the discharge cylinder (52) is arranged inside the bag cylinder (53).

4. The raw material conveying equipment for industrial silicon powder smelting according to claim 3, characterized in that: The limiting sleeve (54) is made of elastic canvas, and a plurality of buckles (55) are fixedly connected to the outside of the limiting sleeve (54). The buckles (55) are slidably connected to an elastic rope (56), and the elastic rope (56) is arranged on the outside of the limiting sleeve (54).

5. The raw material conveying equipment for industrial silicon powder smelting according to claim 1, characterized in that: The filtering mechanism (6) comprises a filter screen (61), the interior of the conveying box (1) is fixedly connected to the filter screen (61), the upper rear side of the filter screen (61) is fixedly connected to a rear baffle (62), and the upper front side of the filter screen (61) is fixedly connected to a front baffle (63).

6. The raw material conveying equipment for industrial silicon powder smelting according to claim 5, characterized in that: A spring plate (64) is fixedly connected to the right side of the upper end of the conveying box (1), and the spring plate (64) is arranged on the upper end of the filter screen (61). A sewage pipe (65) is fixedly connected to the right side of the upper end of the conveying box (1), and the sewage pipe (65) is arranged on the right side of the filter screen (61). The rear baffle (62) and the front baffle (63) are the same size.

Citation Information

Patent Citations

  • Silicon powder conveying pipeline

    CN220870348U