CN-224231550-U - Silicon material detector

CN224231550UCN 224231550 UCN224231550 UCN 224231550UCN-224231550-U

Abstract

The utility model provides a silicon material detector, and relates to the technical field of silicon material detection. The utility model comprises a feed box, wherein a detection device is arranged in the feed box, the detection device comprises a three-way electromagnetic valve, an air particle counter and a pump, which are sequentially communicated through pipelines, a detection pipe and a cleaning pipe are communicated on the three-way electromagnetic valve, a maintenance mechanism is arranged in the air particle counter, and the maintenance mechanism comprises a protective permeable membrane arranged on the inner wall of the air particle counter. The utility model can detect the dust content of the silicon material on line to convert the dust content into the turbidity of the silicon material, and has high timeliness.

Inventors

ZHANG QIN
LI XIANGDONG
Qiu Yanna
WANG JING
LIU FANG
WANG XUE

Assignees

内蒙古通威硅能源有限公司

Dates

Publication Date: 20260512
Application Date: 20250423

Claims (9)

1. A silicon material detector, comprising: A feed box; The detection device is arranged in the feed box; The detection device comprises a three-way electromagnetic valve, an air particle counter and a pump, which are sequentially communicated with each other through pipelines, wherein a detection pipe and a cleaning pipe are communicated with the three-way electromagnetic valve; the air particle counter is internally provided with a maintenance mechanism, and the maintenance mechanism comprises a protective permeable membrane arranged on the inner wall of the air particle counter.
2. The silicon material detector of claim 1, wherein the inlet end of the detection tube is located within the bin and the inlet end of the cleaning tube is located outside the bin.
3. The silicon material detector according to claim 2, wherein an air filter element is arranged in the inlet end of the cleaning tube, and a flowmeter is communicated between the air particle counter and the pump.
4. A silicon material detector according to any one of claims 1 to 3, wherein the air particle counter is internally provided with a cavity, laser emitting parts and laser receiving parts are respectively arranged in two opposite side walls of the cavity, and the protective transparent film is arranged on the outer sides of the laser emitting parts and the laser receiving parts.
5. The silicon material detector according to claim 4, wherein the second roller and the first roller are rotatably arranged in the side walls of the upper part and the lower part of the laser emitting part and the laser receiving part, grooves are formed in the side walls of the first roller and the second roller, which are close to one side of the cavity, the protective permeable film is wound on the first roller and the second roller, and the protective permeable film on the first roller and the second roller enters the outer side of the laser emitting part or the laser receiving part through the grooves.
6. The silicon material detector according to claim 5, wherein a layer of sealing gaskets are arranged at the top and the bottom of the groove, and the protective transparent film slides between the two sealing gaskets.
7. The silicon material detector according to claim 5, wherein a torsion spring or a clockwork spring is arranged between the first roller and the air particle counter, and a motor for driving the air particle counter at the side part of the second roller to rotate is arranged on the air particle counter.
8. The silicon material detector according to claim 7, wherein guide blocks are vertically arranged on the side walls of the two sides of the laser emitting part and the laser receiving part, the top and the bottom of the guide blocks extend to the grooves of the side parts of the second roller and the first roller respectively, and guide grooves for protecting the permeable film from sliding are formed in the inner side walls of the guide blocks.
9. The silicon material detector according to claim 8, wherein sealing gaskets are arranged on two side walls of the guide groove, and the protective permeable membrane slides between the two sealing gaskets.

Description

Silicon material detector Technical Field The utility model relates to the technical field of silicon material detection, in particular to a silicon material detector. Background During the crushing process of the silicon material, dust can be generated, the dust can be enriched on the surface of the silicon material, and the turbidity of the silicon material, namely the severity of dust attached to the surface of the silicon material, can be detected after the silicon material is crushed. In the prior art, for turbidity detection of silicon materials, only sampling silicon materials, and then detecting according to a common turbidity detection method, wherein the detection steps comprise taking 70g of silicon materials in a container, adding 140g of water, shaking, and then placing the silicon materials in a turbidity detector for detection. The detection method cannot be carried out on line, has insufficient timeliness, is inconvenient to detect, is complex to operate and long in time, and the silicon material used for detection is polluted by water and cannot be sold in corresponding grades. Disclosure of utility model The utility model aims to develop a silicon material detector which can detect the dust content of silicon materials on line so as to convert the dust content into the turbidity of the silicon materials and has high timeliness. The utility model is realized by the following technical scheme: A silicon material detector comprising: A feed box; The detection device is arranged in the feed box; The detection device comprises a three-way electromagnetic valve, an air particle counter and a pump, which are sequentially communicated with each other through pipelines, wherein a detection pipe and a cleaning pipe are communicated with the three-way electromagnetic valve; the air particle counter is internally provided with a maintenance mechanism, and the maintenance mechanism comprises a protective permeable membrane arranged on the inner wall of the air particle counter. Optionally, the inlet end of the detection tube is located inside the bin, and the inlet end of the cleaning tube is located outside the bin. Optionally, an air filter element is arranged in the inlet end of the cleaning pipe, and a flowmeter is communicated between the air particle counter and the pump. Optionally, the air particle counter is internally provided with a cavity, two opposite side walls of the cavity are respectively provided with a laser emitting part and a laser receiving part, and the protective transparent film is arranged on the outer sides of the laser emitting part and the laser receiving part. Optionally, the side walls of the upper part and the lower part of the laser emission part and the laser receiving part are rotationally provided with a second roller and a first roller, the side wall of the first roller and the second roller, which is close to one side of the cavity, is provided with a slot, the protective transparent film is wound on the first roller and the second roller, and the protective transparent film on the first roller and the second roller enters the outer side of the laser emission part or the laser receiving part through the slot. Optionally, a layer of sealing gasket is arranged at the top and the bottom of the groove, and the protective permeable membrane slides between the two sealing gaskets. Optionally, a torsion spring or a clockwork spring is arranged between the first roller and the air particle counter, and a motor for driving the air particle counter at the side part of the second roller to rotate is arranged on the air particle counter. Optionally, guide blocks are vertically arranged on the side walls of the two sides of the laser emitting part and the laser receiving part, the top and the bottom of the guide blocks extend to the grooving positions of the side parts of the second roller and the first roller respectively, and guide grooves for protecting the permeable film from sliding are formed in the inner side walls of the guide blocks. Optionally, sealing gaskets are arranged on two side walls of the guide groove, and the protective permeable membrane slides between the two sealing gaskets. The beneficial effects of the utility model are as follows: The method comprises the steps of detecting the dust content of crushed silicon materials after falling, converting the dust content with the turbidity of the silicon materials through experiments, namely detecting the turbidity of the silicon materials under the dust content after measuring the dust content, so as to form a rule, and obtaining the turbidity of the silicon materials corresponding to the dust content by detecting the silicon powder content without detecting the turbidity of the silicon materials; The online detection is realized, the timeliness is high, the turbidity detection of the silicon material is not needed, the complex operation flow is avoided, and the condition that the silicon material is polluted b