CN219232666U - Crushed silicon material impurity separating device - Google Patents

Abstract

The utility model discloses a crushed silicon impurity separation device which comprises a hopper, a feeder, an overflow groove and a first draining basket, wherein a discharge hole of the hopper is communicated with a feed hole of the feeder, the discharge hole of the feeder is arranged above one end of the overflow groove, the first draining basket is placed in the overflow groove, the other end of the overflow groove above the first draining basket is provided with the overflow hole, and the side part of the overflow groove is communicated with a water inlet. The advantages are that: the hopper sends the crushed silicon material in the hopper into the overflow groove, the impurity overflows out of the overflow groove along with water, and the crushed silicon material is settled in the overflow groove, so that the separation of the impurity and the crushed silicon material is realized, the separation efficiency is effectively improved, and the first draining basket is arranged in the overflow groove, so that the crushed silicon material can be quickly taken out, and the method is convenient and quick. Two overflow cavities are arranged in the overflow groove and correspond to two discharge holes of the feeder, so that the purpose of alternately separating the two overflow cavities can be realized, further continuous separation operation is realized, and the separation efficiency is further ensured.

Description

Crushed silicon material impurity separating device

Technical field:

the utility model relates to the technical field of crushed silicon material treatment, in particular to a crushed silicon material impurity separation device.

The background technology is as follows:

the photovoltaic cell is mainly prepared by taking a cylindrical silicon rod as a raw material, cutting the rest part of the cylindrical silicon rod after cutting off the side leather material into square slices. Therefore, a large amount of edge leather is generated during the production of the photovoltaic cells, and the edge leather is required to be recycled after being cleaned, dried and crushed. In the cleaning, drying and crushing processes, a large number of plastic transfer frames are needed, and manual participation is needed, so that a large number of tiny non-silicon impurities such as PP chips, plastic chips, glove chips and other light impurities can be mixed in crushed silicon materials; and the product quality requirement is improved in the current silicon material price rising and crystal pulling process. Therefore, before the crushed silicon materials are reused, the impurities in the crushed silicon materials are needed to be selected manually, but because the crushed silicon materials are smaller in size and the impurities are smaller, the difficulty of staff in the selecting process is larger, the working efficiency is low, the working time of the staff is longer, and the cost input is high.

The utility model comprises the following steps:

the utility model aims to provide a crushed silicon material impurity separation device with high separation efficiency.

The utility model is implemented by the following technical scheme: broken silicon material impurity separator, it includes hopper, feeder, overflow launder, first waterlogging caused by excessive rainfall basket, the discharge gate of hopper with the feed inlet intercommunication of feeder, the discharge gate setting of feeder is in one end top of overflow launder the inside of overflow launder has been placed first waterlogging caused by excessive rainfall basket, the overflow mouth has been seted up to the other end of overflow launder of first waterlogging caused by excessive rainfall basket top the lateral part intercommunication of overflow launder has the water inlet.

Further, the feeder comprises two discharge ports arranged side by side, and each discharge port is provided with a feeding gate valve; a first baffle plate is arranged in the middle of the overflow groove and divides the overflow groove into two overflow cavities, and the first draining basket is arranged in each overflow cavity; the two discharge holes are in one-to-one correspondence with the two overflow cavities.

Further, the device further comprises an impurity separation tank, a second draining basket is arranged in the impurity separation tank, a chute is arranged on the outer side of the overflow port, and the chute is arranged above one end of the impurity separation tank.

Further, the overflow cavity comprises two chute corresponding to the overflow cavity one by one, and a chute gate valve is arranged on the chute; the impurity separating tank is internally provided with a second baffle which divides the impurity separating tank into two separating cavities, each separating cavity is internally provided with a second draining basket, and the two chute corresponds to the two separating cavities one by one.

Further, the device also comprises a recovery water tank, wherein the bottom of the impurity separation tank is communicated with the inlet of the recovery water tank through a pipeline, the outlet of the recovery water tank is communicated with the inlet of a water pump, and the outlet of the water pump is communicated with the water inlet.

Further, a liquid level meter and a water supplementing pipe are arranged on the recovery water tank.

The utility model has the advantages that: the hopper is used for feeding the crushed silicon materials in the hopper into the overflow groove, impurities overflow out of the overflow groove along with water, and the crushed silicon materials are settled in the overflow groove, so that the separation of the impurities and the crushed silicon materials is realized, the separation efficiency is effectively improved, and the cost input is reduced; and the first draining basket is arranged in the overflow groove, so that the crushed silicon materials can be quickly taken out, and the method is convenient and quick. Two overflow cavities are arranged in the overflow groove and correspond to two discharge holes of the feeder, so that the purpose of alternately separating the two overflow cavities can be realized, further continuous separation operation is realized, and the separation efficiency is further ensured.

Description of the drawings:

fig. 1 is a schematic overall structure of embodiment 1.

Fig. 2 is a schematic overall structure of embodiment 2.

Fig. 3 is a top view of fig. 2.

Tag name

1-hopper, 2-feeder, 3-overflow trough, 4-first draining basket, 5-overflow port, 6-water inlet, 7-discharge port, 8-feeding gate valve, 9-first baffle, 10-overflow cavity, 11-impurity separating tank, 12-second draining basket, 13-chute, 14-chute gate valve, 15-second baffle, 16-separating cavity, 17-recycling water tank, 18-water pump, 19-liquid level meter, 20-water supplementing pipe.

The specific embodiment is as follows:

in the description of the present utility model, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated azimuth or positional relationship is based on the azimuth or positional relationship shown in the drawings, only for convenience of description and simplification of the description, and does not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

Example 1: as shown in FIG. 1, the crushed silicon material impurity separating device comprises a hopper 1, a feeder 2, an overflow groove 3 and a first draining basket 4, wherein a discharge hole 7 of the hopper 1 is communicated with a feed inlet of the feeder 2, the feeder 2 is a vibration feeder, the discharge hole 7 of the feeder 2 is arranged above one end of the overflow groove 3, the first draining basket 4 is arranged in the overflow groove 3, the overflow hole 5 is arranged at the other end of the overflow groove 3 above the first draining basket 4, a water inlet 6 is communicated with the side part of the overflow groove 3, and water can be injected into the overflow groove 3 through the water inlet 6. Crushed silicon materials are placed in the hopper 1, the crushed silicon materials in the hopper 1 are evenly conveyed into the overflow groove 3 through the feeder 2, the crushed silicon materials are downwards sunk into the first draining basket 4, impurities mixed in the crushed silicon materials float on the water surface, finally flow out of the overflow groove 3 from the overflow port 5, after the impurities are completely overflowed out from the overflow port 5, the first draining basket 4 is taken out of the overflow groove 3, and then the crushed silicon materials can be taken out of the overflow groove 3 conveniently and rapidly.

The device further comprises an impurity separation tank 11, a second draining basket 12 is arranged in the impurity separation tank 11, a chute 13 is arranged on the outer side of the overflow port 5, and the chute 13 is arranged above one end of the impurity separation tank 11. The crystal chute 13 containing impurities overflowed through the overflow port 5 enters the second draining basket 12 in the impurity separating tank 11, the second draining basket 12 is regularly taken out of the impurity separating tank 11, and impurities in the impurity separating tank 11 can be salvaged out, so that the cleaning is convenient.

The device also comprises a recovery water tank 17, the bottom of the impurity separation tank 11 is communicated with the inlet of the recovery water tank 17 through a pipeline, the outlet of the recovery water tank 17 is communicated with the inlet of a water pump 18, and the outlet of the water pump 18 is communicated with the water inlet 6. The water separated by the impurity separating tank 11 is collected in the recovery water tank 17 and is sent to the overflow tank 3 for recycling through the water pump 18, so that the consumption of fresh water is reduced. A liquid level meter 19 and a water supplementing pipe 20 are arranged on the recovery water tank 17, the liquid level in the recovery water tank 17 can be detected through the liquid level meter 19, when the liquid level in the recovery water tank 17 is lower than a set low liquid level, water is injected into the recovery water tank 17 through the water supplementing pipe 20, and when the liquid level reaches a set high liquid level, water injection is stopped; thereby ensuring the circulating water quantity in the device.

Example 2: the whole structure is the same as that of the embodiment 1, and the difference is that as shown in fig. 2 and 3, the feeder 2 comprises two discharge ports 7 arranged side by side, each discharge port 7 is provided with a feeding gate valve 8, and crushed silicon material can be switched to be discharged from any discharge port 7 through the feeding gate valve 8; a first baffle plate 9 is arranged in the middle of the overflow groove 3, the first baffle plate 9 divides the overflow groove 3 into two overflow cavities 10, and a first draining basket 4 is arranged in each overflow cavity 10; the two discharge holes 7 are in one-to-one correspondence with the two overflow cavities 10, so that the two first draining baskets 4 can be used alternately, and the continuous separation of the crushed silicon materials is ensured. The overflow cavity 10 is provided with two corresponding chute 13 one by one, a chute gate valve 14 is arranged on the chute 13, and the on-off of the corresponding chute 13 can be controlled through the chute gate valve 14; the impurity separating tank 11 is internally provided with a second baffle 15, the impurity separating tank 11 is divided into two separating cavities 16 by the second baffle 15, each separating cavity 16 is internally provided with a second draining basket 12, the two chute 13 are in one-to-one correspondence with the two separating cavities 16, and the two second draining baskets 12 are correspondingly arranged to be used alternately.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (6)

1. Broken silicon material impurity separator, its characterized in that, it includes hopper, feeder, overflow launder, first waterlogging caused by excessive rainfall basket, the discharge gate of hopper with the feed inlet intercommunication of feeder, the discharge gate setting of feeder is in one end top of overflow launder the inside of overflow launder has been placed first waterlogging caused by excessive rainfall basket, the overflow mouth has been seted up to the other end of overflow launder of first waterlogging caused by excessive rainfall basket top the lateral part intercommunication of overflow launder has the water inlet.

2. The crushed silicon material impurity separating device according to claim 1, wherein the feeder comprises two discharge ports arranged side by side, and a feeding gate valve is arranged on each discharge port; a first baffle plate is arranged in the middle of the overflow groove and divides the overflow groove into two overflow cavities, and the first draining basket is arranged in each overflow cavity; the two discharge holes are in one-to-one correspondence with the two overflow cavities.

3. The crushed silicon material impurity separating device according to claim 2, further comprising an impurity separating tank, wherein a second draining basket is provided in the impurity separating tank, a chute is provided outside the overflow port, and the chute is provided above one end of the impurity separating tank.

4. A crushed silicon material impurity separating device according to claim 3, comprising two chute corresponding to the overflow cavities one by one, wherein a chute gate valve is arranged on the chute; the impurity separating tank is internally provided with a second baffle which divides the impurity separating tank into two separating cavities, each separating cavity is internally provided with a second draining basket, and the two chute corresponds to the two separating cavities one by one.

5. A crushed silicon material impurity separating device according to claim 3 or 4, further comprising a recovery water tank, wherein the bottom of the impurity separating tank is communicated with an inlet of the recovery water tank through a pipeline, an outlet of the recovery water tank is communicated with an inlet of a water pump, and an outlet of the water pump is communicated with the water inlet.

6. The apparatus according to claim 5, wherein a level gauge and a water replenishment pipe are provided in the recovery tank.

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