CN219463994U - Quartz sand purifying device - Google Patents

Abstract

The utility model discloses a quartz sand purifying device which is applied to the field of quartz crucible processing and comprises a blanking pipe, a sprinkler driving device, a screen classification bin and a blanking bin; the throwing device is positioned between the output end of the blanking pipe and the screen grain sorting bin so as to throw quartz sand falling in the blanking pipe to different areas of the screen grain sorting bin; the sprayer driving device is connected with the sprayer; the screen classification bin comprises a screen; the blanking bin is positioned below the screen classifying bin. According to the utility model, the quartz sand is fully separated by adopting a mode of rotating to throw fine separation and classification, so that the blanking uniformity is ensured, the high-purity quartz sand is efficiently and effectively separated by fine separation and classification, the granularity and the true density of the quartz sand are improved, and the production process requirements and the research and development requirements of a long-service-life crucible are ensured.

Description

Quartz sand purifying device

Technical Field

The utility model relates to the field of quartz crucible processing, in particular to a quartz sand purifying device.

Background

In the conventional production of quartz crucible, crucible melt molding is the most important link, and high-purity quartz sand used for melt molding is a very important raw material, so that granularity and true density of quartz sand become important factors influencing the quality of crucible melt molding. The existing quartz sand classifying device uses a fixed screen to classify, the quartz sand cannot be uniformly distributed after being blanked on the classifying screen, fine selection classification is insufficient, and the fine selection classification of different kinds of quartz sand cannot be met, so that the classifying effect is poor. Therefore, it is necessary to provide a quartz sand purifying device to solve the problem of poor quartz sand classifying effect in the prior art.

Disclosure of Invention

In view of the above, the utility model aims to provide a quartz sand purifying device for solving the problem of poor quartz sand classifying effect in the prior art.

In order to solve the technical problems, the utility model provides a quartz sand purifying device, which comprises: the device comprises a blanking pipe, a sprayer driving device, a screen classification bin and a blanking bin;

the throwing device is positioned between the output end of the blanking pipe and the screen grain sorting bin so as to throw quartz sand falling in the blanking pipe to different areas of the screen grain sorting bin; the sprayer driving device is connected with the sprayer; the screen classification bin comprises a screen; the blanking bin is positioned below the screen classifying bin.

Optionally, the quartz sand purifying device further includes: a classification bin driving device;

the classifying bin driving device is connected with the screen classifying bin.

Optionally, the classification storehouse drive arrangement includes: a classification bin rotating shaft, a classification bin servo motor and a classification bin rotating shaft supporting seat;

the sorting bin servo motor is connected with the sorting bin rotating shaft supporting seat; one end of the sorting bin rotating shaft is connected with the sorting bin rotating shaft supporting seat, and the other end of the sorting bin rotating shaft is connected with the screen sorting bin.

Optionally, the classification storehouse drive arrangement includes: and vibrating the motor.

Optionally, the sprayer is a tooth sprayer.

Optionally, the sprayer driving device includes: a sprayer servo motor, a sprayer rotating shaft and a sprayer rotating shaft supporting seat;

the rotating shaft of the sprayer is inserted into the blanking pipe; one end of the rotating shaft of the throwing device is connected with the servo motor of the throwing device, and the other end of the rotating shaft of the throwing device penetrates through the throwing device to be connected with the supporting seat of the rotating shaft of the throwing device.

Optionally, the quartz sand purifying device further includes: a loading hopper and a loading hopper support frame;

the output end of the feeding hopper is connected with the input end of the blanking pipe; the input end of the feeding hopper is nested in the feeding hopper supporting frame.

Optionally, the quartz sand purifying device further includes: a gantry bracket;

the feeding hopper supporting frame is fixed on the gantry bracket.

Optionally, the screen classification storehouse includes first screen cloth and second screen cloth, first screen cloth is located the inside inner ring area in screen classification storehouse, the second screen cloth is located the inside outer ring area in screen classification storehouse, the mesh number of first screen cloth is higher than the second screen cloth.

Optionally, the blanking bin comprises a high-purity sand blanking bin and a coarse sand blanking bin;

the high-purity sand blanking bin is positioned below the first screen; the coarse sand blanking bin is located below the second screen.

The utility model comprises a blanking pipe, a sprayer driving device, a screen grain sorting bin and a blanking bin; the throwing device is positioned between the output end of the blanking pipe and the screen grain sorting bin so as to throw quartz sand falling in the blanking pipe to different areas of the screen grain sorting bin; the sprayer driving device is connected with the sprayer; the screen classification bin comprises a screen; the blanking bin is positioned below the screen classifying bin. According to the utility model, the quartz sand is fully separated by adopting a mode of rotating to throw fine separation and classification, so that the blanking uniformity is ensured, the high-purity quartz sand is efficiently and effectively separated by fine separation and classification, the granularity and the true density of the quartz sand are improved, and the production process requirements and the research and development requirements of a long-service-life crucible are ensured.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a quartz sand purifying device according to an embodiment of the present utility model.

In fig. 1, the reference numerals are as follows:

10-blanking pipe;

20-a sprinkler;

31-a sprinkler servo motor; 32-a sprinkler shaft; 33-a rotating shaft supporting seat of the sprinkler;

40-a screen classification bin;

51-a high-purity sand blanking bin; 52-coarse sand blanking bin;

61-a classification bin servo motor; 62-a rotating shaft of the classification bin; 63-a rotating shaft supporting seat of the classifying bin;

70-feeding hopper;

80-a loading hopper support frame;

90-gantry bracket.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Quartz crucibles are a processing tool for the monocrystalline silicon industry. The typical method for manufacturing the quartz crucible is arc process: adding quartz sand into a rotary forming die, uniformly spreading the quartz sand on the inner wall of the forming die by using a forming rod, melting and forming the quartz sand by using heat generated by arc striking and heat release of an electrode, taking out the die after forming, cooling, and performing post-processing to form a finished product. In the production process of the quartz crucible, the granularity and the true density of quartz sand are required to be high, the conventional quartz sand classifying device adopts a fixed screen to classify, and quartz sand cannot be sufficiently and effectively finely selected and classified, so that the conditions that the crucible is scrapped and the requirements of process production and research and development cannot be met due to poor quartz sand in the crucible production process are caused. Therefore, the utility model provides the quartz sand purifying device, which can further finely separate and classify quartz sand, and improve the requirements of granularity and true density, so that the quality, process stability and research and development of products in the production process of the quartz crucible can be ensured and satisfied.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a quartz sand purifying apparatus according to an embodiment of the utility model. The quartz sand purifying device can comprise a blanking pipe 10, a sprayer 20, a sprayer driving device, a screen grain sorting bin 40 and a blanking bin; the thrower 20 is positioned between the output end of the blanking pipe 10 and the screen classification bin 40 to throw the quartz sand falling in the blanking pipe 10 to different areas of the screen classification bin 40; the sprayer driving device is connected with the sprayer 20; the screen classification bin 40 includes a screen; the blanking bin is located below the screen classification bin 40.

The present embodiment is not limited to the specific configuration of the dispenser drive device, as long as it is ensured that the dispenser 20 can be driven to rotate, and for example, the dispenser drive device may include: a dispenser servo motor 31, a dispenser spindle 32, and a dispenser spindle support 33; the sprinkler shaft 32 is inserted into the interior of the blanking pipe 10; one end of the sprinkler rotating shaft 32 is connected with the sprinkler servo motor 31, and the other end passes through the sprinkler 20 to be connected with the sprinkler rotating shaft supporting seat 33. The specific position of the sprayer servo motor 31 is not limited, and the specific position of the sprayer servo motor 31 can be determined according to actual requirements, for example, the sprayer servo motor 31 can be integrated on the gantry bracket 90; the position of the sprinkler servo motor 31 can be adjusted according to the actual situation.

Further, in order to better cut and throw the quartz sand falling from the blanking pipe 10 to different areas so as to fall to different areas of the screen classification bin 40, the thrower 20 may be a tooth-shaped thrower in this embodiment. The toothed thrower can cut and throw the quartz sand falling from the blanking pipe 10 to different areas and fall to different areas of the screen classification bin 40, and at this time, the screen classification bin 40 reversely rotates relative to the toothed thrower to classify and purify the falling quartz sand.

Further, in order to improve the blanking uniformity, this embodiment may further include: a classification bin driving device; the classification bin driving device is connected with the screen classification bin 40. The present embodiment is not limited to the classification bin driving device as long as it is ensured that the screen classification bin 40 can be driven, for example, when the classification bin driving device is used to drive the screen classification bin 40 to rotate, the classification bin driving device may include: a classification bin rotating shaft 62, a classification bin servo motor 61 and a classification bin rotating shaft supporting seat 63; the sorting bin servo motor 61 is connected with the sorting bin rotating shaft supporting seat 63; one end of the classification bin rotating shaft 62 is connected with a classification bin rotating shaft supporting seat 63, and the other end is connected with the screen classification bin 40; when the classification bin driving device is used for driving the screen classification bin 40 to vibrate, the classification bin driving device may include: and vibrating the motor. The embodiment is not limited to the specific position of the grain bin servo motor 61, and the specific position of the grain bin servo motor 61 can be determined according to actual requirements, for example, the grain bin servo motor 61 can be integrated on the gantry bracket 90; the position of the classification bin servo motor 61 can be adjusted according to the actual situation. The embodiment is not limited to a specific manner in which the sieve classification bin rotating shaft 62 is connected to the sieve classification bin 40, but only needs to ensure that the sieve classification bin 40 can be driven to rotate when the classification bin rotating shaft 62 rotates. The embodiment is not limited to the specific position of the vibration motor, and the specific position of the vibration motor can be determined according to actual requirements, for example, the vibration motor can be integrated on the gantry bracket 90; the position of the vibration motor can be adjusted according to actual conditions. The present embodiment is not limited to the specific kind of the vibration motor, as long as the screen classification bin 40 is ensured to be driven to vibrate. The specific connection mode of the vibration motor and the screen classification bin 40 is not limited in this embodiment, and the specific connection mode of the vibration motor and the screen classification bin 40 may be determined according to the specific type of the vibration motor. The rotating speed and the frequency conversion of the throwing device 20 and the screen classification bin 40 are adjustable, so that the device can be used for classifying different kinds of quartz sand, and has the characteristics of stability, reliability and high efficiency; at the same time, the screen classification bin 40 needs to be guaranteed to reversely rotate relative to the sprayer 20, so that the blanking uniformity is improved, and the quartz sand blanked to different areas is subjected to screening, classification and purification.

Further, in order to re-screen and classify and purify the quartz sand discharged into different areas, the screen classification bin 40 may include a first screen and a second screen, the first screen is located in an inner ring area inside the screen classification bin 40, the second screen is located in an outer ring area inside the screen classification bin 40, and the mesh number of the first screen is higher than that of the second screen. The specific positions of the first screen and the second screen are not limited in this embodiment, for example, when the screen classification bin 40 is an isosceles trapezoid and the side away from the sprinkler 20 is the upper bottom of the isosceles trapezoid, the first screen may be located at the bottom of the screen classification bin 40, and the second screen may be located at the side wall of the screen classification bin 40. Further, quartz sand with different granularity is ensured to fall into different blanking bins through screens with different meshes, and the blanking bins can comprise a high-purity sand blanking bin 51 and a coarse sand blanking bin 52; the high-purity sand blanking bin 51 is positioned below the first screen; the coarse sand drop bin 52 is located below the second screen. It should be noted that, because the granularity of the quartz sand is different, the weight is different, the spreader 20 can spread the quartz sand to different areas, and the different areas are composed of screens with different mesh numbers, namely, the spreader 20 is used for spreading and cutting the quartz sand to different screening areas, then the rotating screen grain sorting bin 40 is used for carrying out secondary screening and purifying on the quartz sand, the automation degree of the device is high, and because the quartz sand with different granularity and weight is finely selected and sorted and purified in different areas of the screen grain sorting bin 40, the sorting effect is good.

Further, in order to improve the feeding speed, this embodiment may further include: a loading hopper 70 and a loading hopper support 80; the output end of the feeding hopper 70 is connected with the input end of the blanking pipe 10; the input end of the loading hopper 70 is nested in the loading hopper support frame 80. Further, in order to ensure stability of the quartz sand purifying device, this embodiment may further include: a support device; the loading hopper support 80 is fixed to the support means. The present embodiment is not limited to a specific kind of supporting means, but may be a gantry 90, for example, capable of fixing the quartz sand purifying apparatus.

In order to facilitate understanding of the utility model, the working principle of the quartz sand purifying device provided by the embodiment of the utility model is as follows: and quartz sand is screened by adopting a mode of frequency conversion automatic control rotation and rotary throwing fine screening and classifying. The sprayer 20 is arranged below the blanking pipe 10, quartz sand falls onto the sprayer 20 along the blanking pipe 10, and the sprayer 20 carries out spraying, cutting and separating on the fallen quartz sand. Because the granularity of the quartz sand is different and the weight is different, the throwing device 20 can throw the quartz sand to different areas, so that the quartz sand is fully separated, and the blanking uniformity is ensured.

By adopting the quartz sand purifying device provided by the embodiment of the utility model, the quartz sand is fully separated by adopting a rotary throwing fine separation grain separation mode, the blanking uniformity is ensured, the high-purity quartz sand is efficiently and effectively separated by fine separation grain, the granularity and the true density of the quartz sand are improved, and the production process requirement and the research and development requirement of a crucible with long service life are ensured.

The foregoing describes a quartz sand purifying apparatus provided by the present utility model in detail, and those skilled in the art will appreciate that the present utility model is not limited to the specific embodiments and application ranges given by way of example only.

Claims (10)

1. A quartz sand purifying apparatus, comprising: the device comprises a blanking pipe, a sprayer driving device, a screen classification bin and a blanking bin;

the throwing device is positioned between the output end of the blanking pipe and the screen grain sorting bin so as to throw quartz sand falling in the blanking pipe to different areas of the screen grain sorting bin; the sprayer driving device is connected with the sprayer; the screen classification bin comprises a screen; the blanking bin is positioned below the screen classifying bin.

2. The quartz sand purifying apparatus of claim 1, further comprising: a classification bin driving device;

the classifying bin driving device is connected with the screen classifying bin.

3. The quartz sand purifying apparatus according to claim 2, wherein the classifying bin driving device comprises: a classification bin rotating shaft, a classification bin servo motor and a classification bin rotating shaft supporting seat;

the sorting bin servo motor is connected with the sorting bin rotating shaft supporting seat; one end of the sorting bin rotating shaft is connected with the sorting bin rotating shaft supporting seat, and the other end of the sorting bin rotating shaft is connected with the screen sorting bin.

4. The quartz sand purifying apparatus according to claim 2, wherein the classifying bin driving device comprises: and vibrating the motor.

5. The silica sand purifying apparatus of claim 1, wherein the sprinklers are tooth-shaped sprinklers.

6. The quartz sand refining apparatus of claim 1, wherein the diffuser drive means comprises: a sprayer servo motor, a sprayer rotating shaft and a sprayer rotating shaft supporting seat;

the rotating shaft of the sprayer is inserted into the blanking pipe; one end of the rotating shaft of the throwing device is connected with the servo motor of the throwing device, and the other end of the rotating shaft of the throwing device penetrates through the throwing device to be connected with the supporting seat of the rotating shaft of the throwing device.

7. The quartz sand purifying apparatus of claim 1, further comprising: a loading hopper and a loading hopper support frame;

the output end of the feeding hopper is connected with the input end of the blanking pipe; the input end of the feeding hopper is nested in the feeding hopper supporting frame.

8. The quartz sand purifying apparatus of claim 7, further comprising: a gantry bracket;

the feeding hopper supporting frame is fixed on the gantry bracket.

9. The silica sand purifying apparatus according to any one of claims 1 to 8, wherein the screen classification chamber includes a first screen and a second screen, the first screen is located in an inner ring region inside the screen classification chamber, the second screen is located in an outer ring region inside the screen classification chamber, and the first screen has a higher mesh number than the second screen.

10. The quartz sand purification device of claim 9, wherein the blanking bin comprises a high purity sand blanking bin and a coarse sand blanking bin;

the high-purity sand blanking bin is positioned below the first screen; the coarse sand blanking bin is located below the second screen.