Quartz sand granularity control device

Abstract

The utility model provides a quartz sand granularity control device, and relates to the technical field of quartz sand screening, the quartz sand granularity control device comprises a support frame, a box body is fixedly arranged on the support frame, a partition plate is arranged in the box body, the partition plate divides the interior of the box body into a screening chamber and an ash storage chamber from left to right, and a screening assembly for screening quartz sand is arranged in the screening chamber; the box body is provided with a driving assembly for driving the screening assembly to vibrate, the upper portion of the partition plate is provided with a communication opening, an exhaust fan is arranged at the communication opening, and a filter assembly is arranged in the dust storage chamber. Dust generated during screening in the screening chamber is sucked into the dust storage chamber through the exhaust fan, and the dust is separated from airflow through the filter assembly; dust is temporarily stored in the dust storage chamber, the situation that the dust generated when quartz sand is screened is discharged from the fine material outlet or the coarse material outlet along with the quartz sand is effectively reduced, pollution to the environment is reduced, the influence on the health of operators is reduced to a certain degree, dust particles in the screened quartz sand are reduced, and the quality of the screened quartz sand is improved.

Description

Technical Field

[0001] The present application relates to the technical field of quartz sand screening, and in particular to a quartz sand particle size control device. Background Art

[0002] Different application fields have specific requirements for the particle size of quartz sand. For example, in glass manufacturing, quartz sand of a specific particle size helps improve the quality and performance of glass, ensuring its transparency, strength and other indicators; in the electronics industry, strict particle size control can meet the high requirements for material purity and electrical properties.

[0003] In the prior art, a screening device is often used to grade and screen quartz sand to achieve control of the quartz sand particle size. When the quartz sand is graded and screened in the screening device, a large amount of dust is generated. Part of the dust is discharged from the discharge port along with the screened quartz sand, causing environmental pollution and affecting the health of operators. In addition, a large amount of dust particles are mixed in the screened quartz sand, which seriously affects the quality of the screened quartz sand. Summary of the Invention

[0004] The purpose of the embodiments of the present application is to provide a quartz sand particle size control device, which can solve the technical problems that the dust generated during the screening of quartz sand is discharged from the discharge port along with the screened quartz sand, causing environmental pollution and affecting the health of operators, and the screened quartz sand is mixed with a large amount of dust particles, which seriously affects the quality of the screened quartz sand.

[0005] An embodiment of the present application provides a quartz sand particle size control device, including a support frame, a box body fixedly provided on the support frame, a partition plate provided in the box body, the partition plate divides the interior of the box body from left to right into a screening chamber and an ash storage chamber, a feed hopper connected to the screening chamber is provided on the top of the box body, a screening assembly for screening quartz sand is provided in the screening chamber, a driving assembly for driving the screening assembly to vibrate is provided on the box body, a connecting port is provided on the upper part of the partition plate, an exhaust fan is provided at the connecting port, a filter assembly is provided in the ash storage chamber, a fine material outlet connected to the screening chamber is provided at the bottom of the box body, and a coarse material outlet is provided on one side of the box body.

[0006] Furthermore, the filter assembly includes a filter frame and multiple filter meshes. A top cover is provided on the top of the ash storage chamber. The filter frame is fixed to the bottom of the top cover. Multiple filter meshes are fixed on the filter frame in rows along the direction of air flow entry.

[0007] Furthermore, an ash discharge hopper connected to the ash storage chamber is provided at the bottom of the box body, and an ash discharge port of the ash discharge hopper is provided with an ash discharge valve.

[0008] Furthermore, an exhaust hole is provided on the top cover, and a dust filter is provided in the exhaust hole.

[0009] Furthermore, the screening includes a screening frame, a screening net, a connecting piece and a spring. The screening net is fixed on the screening frame, the screening frame is arranged at an angle, the connecting piece is fixed on one side of the box body, the connecting piece is connected to the upper end of the screening frame through the spring, the lower end of the screening frame is hinged to the side of the box body away from the connecting piece, and the lower end of the screening frame is located at the coarse material outlet.

[0010] Furthermore, the driving assembly includes a mounting plate, a driving motor and a cam. The mounting plate is fixed to one side of the box body, the driving motor is fixed to the mounting plate, the output shaft of the driving motor extends into the screening chamber, and the cam is fixed on the output shaft of the driving motor. When the cam rotates, it can lift the upper end of the screening frame.

[0011] Beneficial effects of the utility model:

[0012] The utility model provides a partition plate in the box body, which divides the interior of the box body into a screening chamber and an ash storage chamber from left to right. A connecting port is provided on the upper part of the partition plate, and an exhaust fan is provided at the connecting port. A filter assembly is provided in the ash storage chamber. The dust generated during screening in the screening chamber is sucked into the ash storage chamber by the exhaust fan, and the dust is separated from the airflow through the filter assembly so that the dust is temporarily stored in the ash storage chamber, which effectively reduces the dust generated during screening of the quartz sand and is discharged from the fine material outlet or the coarse material outlet along with the quartz sand, thereby reducing pollution to the environment, reducing the impact on the health of operators to a certain extent, reducing the dust particles in the quartz sand after screening, and improving the quality of the quartz sand after screening. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0014] Figure 1 This is a schematic diagram of the structure of some embodiments of the present application;

[0015] Figure 2 for Figure 1 Sectional view along the AA axis;

[0016] Figure 3 for Figure 1 Cross-sectional view of the middle BB axis;

[0017] The reference numerals are:

[0018] 1. Support frame; 2. Box body; 21. Screening chamber; 22. Ash storage chamber; 23. Fine material outlet; 24. Coarse material outlet; 3. Partition plate; 4. Feed hopper; 5. Screening assembly; 51. Screening frame; 52. Screening net; 53. Connector; 54. Spring; 6. Drive assembly; 61. Mounting plate; 62. Drive motor; 63. Cam; 7. Exhaust fan; 8. Filter assembly; 81. Filter frame; 82. Filter cloth; 9. Top cover; 91. Dust filter; 10. Ash hopper; 11. Ash discharge valve. DETAILED DESCRIPTION

[0019] To make the objectives, technical solutions, and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Generally, the components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for protection, but merely represents selected embodiments of the present application. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments in the present application without creative work are within the scope of protection of the present application.

[0021] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings.

[0022] In the description of this application, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the product of this application is typically placed when in use. These terms are intended only to facilitate the description of this application and simplify the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this application. Furthermore, the terms "first," "second," "third," etc., are used only to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0023] Furthermore, terms such as "horizontal," "vertical," and "overhanging" do not necessarily imply that a component must be absolutely horizontal or overhanging, but rather that it can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal than "vertical," and does not mean that the structure must be completely horizontal, but rather that it can be slightly tilted.

[0024] It should also be noted that, in the description of this application, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this application based on the specific circumstances. Specific embodiment:

[0026] like Figure 1-3 As shown, the present application provides a quartz sand particle size control device, including a support frame 1, a box body 2 is fixedly provided on the support frame 1, a partition plate 3 is provided in the box body 2, the partition plate 3 divides the interior of the box body 2 from left to right into a screening chamber 21 and an ash storage chamber 22, a feed hopper 4 is provided on the top of the box body 2 connected to the screening chamber 21, a screening assembly 5 for screening quartz sand is provided in the screening chamber 21, a driving assembly 6 for driving the screening assembly 5 to vibrate is provided on the box body 2, a connecting port is provided on the upper part of the partition plate 3, an exhaust fan 7 is provided at the connecting port, a filter assembly 8 is provided in the ash storage chamber 22, a fine material outlet 23 is provided at the bottom of the box body 2 connected to the screening chamber 21, and a coarse material outlet 24 is provided on one side of the box body 2. When in use, the quartz sand to be screened is passed through The feed hopper 4 is placed in the screening chamber 21, and the driving component 6 drives the screening component 5 to vibrate to screen the quartz sand. The fine-grained quartz sand passes through the screening component 5 and is discharged from the fine material outlet 23, and the coarse-grained quartz sand is discharged from the coarse material outlet 24, thereby realizing the screening of the quartz sand particle size. The dust generated during screening in the screening chamber 21 is sucked into the ash storage chamber 22 by the exhaust fan 7, and the dust is separated from the airflow through the filter component 8, so that the dust is temporarily stored in the ash storage chamber 22, effectively reducing the dust generated during screening of the quartz sand and being discharged from the fine material outlet 23 or the coarse material outlet 24 with the quartz sand, thereby reducing pollution to the environment, reducing the impact on the health of the operators to a certain extent, reducing the dust particles in the quartz sand after screening, and improving the quality of the quartz sand after screening.

[0027] like Figure 2 As shown, the filter assembly 8 includes a filter frame 81 and multiple filter meshes 82. A top cover 9 is provided on the top of the ash storage chamber 22. The filter frame 81 is fixed to the bottom of the top cover 9. Multiple filter meshes 82 are fixed on the filter frame 81 in a row along the direction of air flow entry. Specifically, an inspection port is provided on the top of the ash storage chamber 22. The top cover 9 is adapted to the inspection port. The top cover 9 can be lifted upward to separate the top cover 9 from the ash storage chamber 22. The dust in the screening chamber 21 enters the ash storage chamber 22 under the action of the exhaust fan 7. The dust-laden airflow passes through the filter mesh 82 to separate the dust from the airflow.

[0028] like Figure 2As shown, the bottom of the box body 2 is provided with an ash discharge hopper 10 connected to the ash storage chamber 22, and the ash discharge port of the ash discharge hopper 10 is provided with an ash discharge valve 11. The dust in the ash storage chamber 22 can be discharged by opening the ash discharge valve 11.

[0029] like Figure 2 As shown, an exhaust hole is provided on the top cover 9, and a dust filter 91 is provided in the exhaust hole. After the dust is separated from the airflow, the airflow is discharged outdoors through the exhaust hole, wherein the dust filter 91 can further filter the airflow to prevent dust from being discharged from the exhaust hole. In this embodiment, the dust filter 91 is an activated carbon filter layer, which can filter the dust in the airflow.

[0030] like Figure 2 and Figure 3 As shown, the screening includes a screening frame 51, a screening mesh 52, a connecting piece 53 and a spring 54. The screening mesh 52 is fixed on the screening frame 51, the screening frame 51 is tilted, the connecting piece 53 is fixed on one side of the box body 2, the connecting piece 53 is connected to the upper end of the screening frame 51 through the spring 54, the lower end of the screening frame 51 is hinged to the side of the box body 2 away from the connecting piece 53, the lower end of the screening frame 51 is located at the coarse material outlet 24, the quartz sand to be screened enters the screening chamber 21 from the feed hopper 4, and rolls down from the upper end of the screening frame 51 along the screening mesh 52 for screening.

[0031] like Figure 3 As shown, the drive assembly 6 includes a mounting plate 61, a drive motor 62 and a cam 63. The mounting plate 61 is fixed to one side of the box body 2, the drive motor 62 is fixed to the mounting plate 61, and the output shaft of the drive motor 62 extends into the screening chamber 21. The cam 63 is fixed to the output shaft of the drive motor 62. When the cam 63 rotates, it can lift the upper end of the screening frame 51. The drive motor 62 drives the cam 63 to rotate, and the cam 63 intermittently lifts the upper end of the screening frame 51. In cooperation with the spring 54, the screening frame 51 vibrates back and forth, driving the screen to vibrate, thereby improving the screening efficiency of quartz sand.

[0032] The above are merely preferred embodiments of the present application and are not intended to limit the present application. Those skilled in the art will readily appreciate that various modifications and variations are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present application shall be included within the scope of protection of the present application.

Claims

1. A quartz sand particle size control device, characterized in that: It includes a support frame, a box body is fixed on the support frame, a partition plate is provided in the box body, the partition plate divides the interior of the box body from left to right into a screening chamber and an ash storage chamber, a feed hopper connected to the screening chamber is provided on the top of the box body, a screening assembly for screening quartz sand is provided in the screening chamber, a driving assembly for driving the screening assembly to vibrate is provided on the box body, a connecting port is provided on the upper part of the partition plate, an exhaust fan is provided at the connecting port, a filter assembly is provided in the ash storage chamber, a fine material outlet connected to the screening chamber is provided at the bottom of the box body, and a coarse material outlet is provided on one side of the box body.

2. A quartz sand particle size control device according to claim 1, characterized in that: The filter assembly includes a filter frame and a plurality of filter meshes. A top cover is provided on the top of the ash storage chamber. The filter frame is fixed to the bottom of the top cover. The plurality of filter meshes are fixed on the filter frame in a row along the direction of air flow entry.

3. A quartz sand particle size control device according to claim 2, characterized in that: An ash discharge hopper communicated with the ash storage chamber is provided at the bottom of the box body, and an ash discharge port of the ash discharge hopper is provided with an ash discharge valve.

4. A quartz sand particle size control device according to claim 3, characterized in that: An exhaust hole is provided on the top cover, and a dust filter is provided in the exhaust hole.

5. The quartz sand particle size control device according to claim 1, characterized in that: The screening includes a screening frame, a screening net, a connecting piece and a spring. The screening net is fixed on the screening frame, the screening frame is tilted, the connecting piece is fixed on one side of the box body, the connecting piece is connected to the upper end of the screening frame through the spring, the lower end of the screening frame is hinged to the side of the box body away from the connecting piece, and the lower end of the screening frame is located at the coarse material outlet.

6. A quartz sand particle size control device according to claim 5, characterized in that: The driving assembly includes a mounting plate, a driving motor and a cam. The mounting plate is fixed to one side of the box body, the driving motor is fixed to the mounting plate, the output shaft of the driving motor extends into the screening chamber, and the cam is fixed on the output shaft of the driving motor. When the cam rotates, it can lift the upper end of the screening frame.

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