CN221086295U - Silica sand sieving mechanism - Google Patents

Abstract

The application provides a silica sand screening device, which comprises a separation assembly, wherein the separation assembly comprises a first groove body structure, a screen plate and a first base plate, the screen plate is arranged in the first groove body structure, the screen plate is provided with a plurality of screen holes, the first groove body structure is provided with a bottom plate, and the first base plate is arranged on a first side of the bottom plate and is positioned between the bottom plate and the screen plate; the driving assembly is connected with the first groove body structure. The technical scheme of the application effectively solves the problem that in the process of screening silica sand in the prior art, silica sand above a screen plate flows into other equipment when the silica sand above the screen plate cannot be screened due to excessive silica sand accumulation below the screen plate.

Description

Silica sand sieving mechanism

Technical Field

The application relates to the technical field of glass processing, in particular to a silica sand screening device.

Background

With the continuous development of technology, glass is widely used in many different fields, such as building, home and electronic products, which are indispensable for daily life.

In the common glass processing process, silica sand needs to be heated to be melted, and then the silica sand is subjected to a plurality of steps of homogenization, clarification, cooling and the like to finally form a glass product.

In the prior art, in the process of screening silica sand, silica sand above a screen plate cannot be screened due to excessive silica sand accumulation below the screen plate, such as CN112774974A.

Disclosure of utility model

The application aims to solve the technical problems that: in the silica sand screening process, the problem that silica sand above the screen plate flows into other equipment when the silica sand above the screen plate fails to screen due to excessive silica sand accumulation below the screen plate exists.

In order to solve the technical problems, the application provides a silica sand screening device.

The silica sand screening device provided by the application comprises: the separation assembly comprises a first groove body structure, a screen plate and a first backing plate, wherein the screen plate is arranged in the first groove body structure and provided with a plurality of screen holes, the first groove body structure is provided with a bottom plate, and the first backing plate is arranged on the first side of the bottom plate and positioned between the bottom plate and the screen plate; the driving assembly is connected with the first groove body structure.

In some embodiments, the first bolster is 300mm to 500mm in length and the distance between the screen panel and the first bolster is 40mm to 60mm.

In some embodiments, the first channel structure further comprises a first side plate, a second side plate, and a third side plate, the first side plate, the second side plate, and the third side plate are sequentially connected and all connected with the side edge of the bottom plate, the second side plate is connected with the side edge of the bottom plate close to the first base plate, and an included angle between the second side plate and the bottom plate is greater than 90 °.

In some embodiments, the separation assembly further includes a second shim plate disposed against an inner surface of the first channel structure.

In some embodiments, the first shim plate and the second shim plate are made of polyethylene.

In some embodiments, the first channel structure further comprises a baffle, a first end of the baffle is connected to the first side plate, a second end of the baffle is connected to the third side plate, and the baffle is in contact with the bottom plate and disposed on a side away from the second side plate.

In some embodiments, the separation assembly further comprises a second channel structure connected to the first channel structure, the second channel structure having a predetermined angle with the first channel structure.

In some embodiments, the drive assembly includes a housing, a motor, a shaft, and an eccentric block, the housing is connected with the first slot structure, an output end of the motor is connected with a first end of the shaft, a second end of the shaft is rotatably connected with the housing, the eccentric block includes at least two, the two eccentric blocks are respectively fixed at two ends of the shaft, the motor, the shaft, and the eccentric block are all disposed inside the housing, and the motor is fixed on an inner wall of the housing.

In some embodiments, the separation assembly further comprises a connection structure comprising a plurality of connection structures secured on either side of the first channel structure.

In some embodiments, the silica sand vibration device further comprises a lifting assembly, the lifting assembly is connected with the connecting structure, the lifting assembly comprises a frame and electric push rods, the electric push rods are arranged in one-to-one correspondence with the connecting structure and are fixed on the frame, and an elastic piece is arranged between the output ends of the electric push rods and the connecting structure.

Through the technical scheme, in the screening process, fine silica sand falls between the screen plate and the bottom plate, when more silica sand is arranged between the screen plate and the bottom plate, the silica sand above the screen plate is not easy to fall, so that the screening is incomplete, the blanking amount of the silica sand is reasonably controlled, and excessive silica sand is prevented from being accumulated below the screen plate. The first backing plate with a certain thickness is arranged below the corresponding screen plate at the blanking point, because the distance between the screen plate and the first backing plate is smaller than the distance between the screen plate and the bottom plate, silica sand which can be contained between the screen plate and the bottom plate is more than silica sand which can be contained between the screen plate and the first backing plate, a worker observes the screen plate at the blanking point to control the blanking amount, the problem that silica sand is accumulated above the screen plate due to the fact that silica sand below the screen plate is more is prevented at the blanking point is solved, and accordingly the problem that silica sand above the screen plate cannot fall due to the fact that silica sand below the screen plate is more is avoided at the rest of the screen plate is solved. The technical scheme of the application effectively solves the problem that in the process of screening silica sand in the prior art, silica sand above a screen plate flows into other equipment when the silica sand above the screen plate cannot be screened due to excessive silica sand accumulation below the screen plate.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of a silica sand screening apparatus according to an embodiment of the present application;

FIG. 2 shows a schematic top view of the silica sand screening apparatus of FIG. 1;

fig. 3 shows an enlarged partial schematic view of the lifting assembly of the silica sand screening device of fig. 1.

Reference numerals illustrate:

10. A separation assembly; 11. a first channel structure; 111. a bottom plate; 112. a first side plate; 113. a second side plate; 114. a third side plate; 115. a baffle; 12. a sieve plate; 121. a sieve pore; 13. a first backing plate; 14. a second backing plate; 15. a second channel structure; 16. a connection structure; 20. a drive assembly; 30. a lifting assembly; 31. a frame; 32. an electric push rod.

Detailed Description

Embodiments of the present application are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the application and are not intended to limit the scope of the application, which may be embodied in many different forms and not limited to the specific embodiments described herein, but rather to include all technical solutions falling within the scope of the claims.

These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the application to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.

In the description of the present application, unless otherwise indicated, the meaning of "plurality of" means greater than or equal to two; the terms "upper," "lower," "left," "right," "inner," "outer," and the like are merely used for convenience in describing the present application and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present application. When the absolute position of the object to be described is changed, the relative positional relationship may be changed accordingly.

Furthermore, the use of the terms first, second, and the like in the present application are not used for any order, quantity, or importance, but rather are used for distinguishing between different parts. The "vertical" is not strictly vertical but is within the allowable error range. "parallel" is not strictly parallel but is within the tolerance of the error. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements.

It should also be noted that, in the description of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present application can be understood as appropriate by those of ordinary skill in the art. When a particular device is described as being located between a first device and a second device, there may or may not be an intervening device between the particular device and either the first device or the second device.

All terms used herein have the same meaning as understood by one of ordinary skill in the art to which the present application pertains, unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, the techniques, methods, and apparatus should be considered part of the specification.

As shown in fig. 1 to 3, the silica sand screening apparatus according to the first embodiment of the present application includes a separation assembly 10 and a driving assembly 20, wherein the separation assembly 10 includes a first tank structure 11, a screen 12 and a first pad 13, the screen 12 is disposed in the first tank structure 11, the screen 12 has a plurality of screen holes 121, the first tank structure 11 has a bottom plate 111, the first pad 13 is disposed on a first side of the bottom plate 111 and between the bottom plate 111 and the screen 12, and the driving assembly 20 is connected with the first tank structure 11.

According to the technical scheme of the first embodiment, fine silica sand falls between the screen plate 12 and the bottom plate 111 in the screening process, when silica sand between the screen plate 12 and the bottom plate 111 is more, silica sand above the screen plate 12 is not easy to fall, so that screening is incomplete, and therefore the blanking amount of silica sand is reasonably controlled, and excessive silica sand is prevented from being accumulated below the screen plate 12. The first backing plate 13 with a certain thickness is arranged below the corresponding screen plate 12 at the blanking point, and because the distance between the screen plate 12 and the first backing plate 13 is smaller than the distance between the screen plate 12 and the bottom plate 111, silica sand which can be contained between the screen plate 12 and the bottom plate 111 is more than silica sand which can be contained between the screen plate 12 and the first backing plate 13, a worker observes the screen plate 12 at the blanking point, controls the blanking amount, and prevents the problem that silica sand is accumulated above the screen plate 12 due to more silica sand below the screen plate 12 at the blanking point, thereby ensuring that the silica sand above the screen plate 12 cannot fall due to more silica sand below the screen plate 12 can not occur in the rest of the screen plate 12. The first technical solution effectively solves the problem that in the silica sand screening process in the prior art, silica sand below the screen plate 12 is accumulated too much to cause that silica sand above the screen plate 12 cannot be screened and flows into other equipment.

As shown in fig. 1 and 2, in the technical solution of the first embodiment, the length of the first pad 13 is 300mm to 500mm, and the distance between the screen plate 12 and the first pad 13 is 40mm to 60mm. The length direction is along the x-axis direction, and the width direction is along the y-axis direction. The width of the first backing plate 13 is the same as the width of the inner side of the first groove body structure 11, when the length of the first backing plate 13 is smaller than 300mm, the area of the first backing plate 13 is smaller, and the blanking point cannot be completely covered; when the length of the first backing plate 13 is more than 500mm, the space below the sieve plate 12 far away from the blanking point is smaller, which is not beneficial to silica sand screening.

As shown in fig. 2 and fig. 3, in the first embodiment, the first tank structure 11 further includes a first side plate 112, a second side plate 113, and a third side plate 114, where the first side plate 112, the second side plate 113, and the third side plate 114 are sequentially connected and are all connected to the side edge of the bottom plate 111, the second side plate 113 is connected to the side edge of the bottom plate 111 close to the first pad 13, and an included angle between the second side plate 113 and the bottom plate 111 is greater than 90 °. When the silica sand blanking, the first side plate 112, the second side plate 113 and the third side plate 114 play a role in blocking the silica sand, so that the silica sand is prevented from falling out of the first groove body structure 11, the area of the upper part of the first groove body structure 11 is increased due to the inclined arrangement of the second side plate 113, and the silica sand is convenient to fall into the first groove body structure 11.

As shown in fig. 1, in the solution of the first embodiment, the separation assembly 10 further includes a second pad 14, where the second pad 14 is disposed to be attached to the inner surface of the first groove body structure 11. The second backing plate 14 and the first groove body structure 11 are connected by bolts. Silica sand can rub and strike with the internal surface of first cell body structure 11 in the in-process that carries out the powder sieve, and first cell body structure 11 is made by the metal, can produce metal piece in this in-process, and metal piece gets into glass production process along with the silica sand and can influence glass quality, sets up second backing plate 14 at the internal surface of first cell body structure 11 and can avoid metal piece's production.

As shown in fig. 1, in the first embodiment, the first pad 13 and the second pad 14 are made of polyethylene. The polyethylene has certain elasticity, generates less scraps when being impacted by silica sand, and has less influence on the quality of glass; the polyethylene material has better fatigue resistance, is not easy to damage in a working environment of long-time vibration and has longer service life.

As shown in fig. 2, in the first embodiment, the first tank structure 11 further includes a baffle 115, a first end of the baffle 115 is connected to the first side plate 112, a second end of the baffle 115 is connected to the third side plate 114, and the baffle 115 is in contact with the bottom plate 111 and disposed on a side away from the second side plate 113. The baffle 115 and the first groove body structure 11 are connected by bolts, and the baffle 115 is arranged above the screen plate 12. In the silica sand screening process, silica sand moves in the direction away from the second side plate 113 in the first groove body structure 11, in order to prevent the silica sand from moving out of the first groove body structure 11 without being completely screened, after the baffle plate 115 is arranged on one side, away from the second side plate 113, of the first groove body structure 11, the silica sand cannot move out of the first groove body structure 11 in the screening process, and after the silica sand is completely screened, the baffle plate 115 is disassembled, so that the silica sand in the first groove body structure 11 moves to other working procedures.

As shown in fig. 1 and fig. 2, in the solution of the first embodiment, the separation assembly 10 further includes a second groove structure 15, where the second groove structure 15 is connected to the first groove structure 11, and a predetermined included angle is formed between the second groove structure 15 and the first groove structure 11. The second channel structure 15 has a second bottom plate, which is connected to the screen plate 12. The silica sand above the screen plate 12 moves to the second groove body structure 15 and flows out from one end of the second bottom plate far away from the first groove body structure 11; silica sand below the screen plate 12 flows out from one end of the bottom plate 111 away from the second side plate 113, and a certain included angle is formed between the first groove body structure 11 and the second groove body structure 15, so that silica sand above the screen plate 12 and below the screen plate 12 can flow into different devices.

As shown in fig. 2, in the first embodiment, the driving assembly 20 includes a housing, a motor, a rotating shaft and an eccentric block, the housing is connected with the first groove structure 11, an output end of the motor is connected with a first end of the rotating shaft, a second end of the rotating shaft is rotatably connected with the housing, the eccentric block includes at least two eccentric blocks, the two eccentric blocks are respectively fixed at two ends of the rotating shaft, the motor, the rotating shaft and the eccentric block are all arranged inside the housing, and the motor is fixed on an inner wall of the housing. Because the eccentric block focus is kept away from the pivot, consequently receives centrifugal force when the pivot rotates, and centrifugal force drives shell and the first cell body structure 11 that has been connected with the shell and take place the vibration, and silica sand is bouncing and whereabouts from first cell body structure 11 under the effect of vibrations, because first cell body structure 11 slope setting, therefore silica sand moves along the extending direction of first cell body structure 11.

As shown in fig. 2 and 3, in the solution of the first embodiment, the separation assembly 10 further includes a connection structure 16, where the connection structure 16 includes a plurality of connection structures 16 fixed on two sides of the first tank structure 11. The connection structure 16 is used for fixing the first tank structure 11, and a supporting structure is further arranged at the bottom of the first tank structure 11, so that the bearing capacity of the bottom plate 111 is improved to bear more silica sand.

As shown in fig. 1 to 3, in the first embodiment, the silica sand vibration device further includes a lifting assembly 30, the lifting assembly 30 is connected with the connection structure 16, the lifting assembly 30 includes a frame 31 and an electric push rod 32, the electric push rod 32 is disposed in one-to-one correspondence with the connection structure 16 and is fixed on the frame 31, and an elastic member is disposed between an output end of the electric push rod 32 and the connection structure 16. The lifting assembly 30 is adjusted to adjust the inclination angle of the first tank structure 11, so that the moving speed of silica sand on the first tank structure 11 is controlled, and the elastic piece reduces vibration impact by utilizing elastic deformation, so that the vibration of the frame is reduced, and the service life of the frame is prolonged.

The difference between the technical scheme of the second embodiment and the technical scheme of the first embodiment is that a scraping plate and an electric push rod are arranged between the first base plate 13 and the sieve plate 12, the electric push rod is fixed on the second side plate 113, the output end of the electric push rod is connected with the scraping plate, the scraping plate is parallel to the second side plate 113, the height of the scraping plate is equal to the distance between the first base plate 13 and the sieve plate 12, the electric push rod is controlled to clean up silica sand between the first base plate 13 and the sieve plate 12, and the silica sand is prevented from remaining in the first groove body structure 11, so that production raw materials are reduced.

The difference between the technical solution of the third embodiment and the technical solution of the first embodiment is that a certain included angle is formed between the bottom plate 111 and the screen plate 12, the distance between the bottom plate 111 and the screen plate 12 is continuously increased along the direction from the second side plate 113 to the direction away from the second side plate 113, and the blanking speed of the silica sand is controlled so that the silica sand is not accumulated on the side close to the second side plate 113, so that the silica sand is not accumulated on the side far from the second side plate, and the silica sand screening is completely ensured. The technical scheme of the third embodiment further simplifies the structure of the device and reduces the maintenance and repair cost.

In view of the above, the application provides a silica sand feeding vibrating screen (silica sand screening device), which solves the problems that the adjustment and the adaptation of the silica sand feeding speed and the screening speed of the vibrating screen are difficult, and the overflow phenomenon is easy to cause. In order to achieve the above purpose, the application provides a silica sand feeding vibrating screen (silica sand screening device), which is specifically provided with the following conditions: a base plate (a first base plate 13) is added at the position of a blanking port below a screen plate 12 in a silica sand feeding vibrating screen groove body, so that the silica sand blanking amount at a blanking point is reduced, the excessive blanking amount is prevented from being excessively fast, the lower groove body of the screen plate 12 is blocked, the silica sand overflows to the upper part of the screen plate 12, and the silica sand cannot fall down until the front end of the screen plate 12 is discharged out of equipment along with feeding; the detachable baffle plate (baffle plate 115) is added at the outlet of the front end of the screen plate 12 to prevent the feeding speed from being too high, the silica sand can not fall down as soon as screening, the equipment is discharged from the outlet, the material impacts the baffle plate 115 to rebound to the screening position, the screening falls down, and the baffle plate (baffle plate 115) is detached when sundries are required to be discharged; the silica sand feeding vibrating screen (silica sand screening device) in the application comprises: vibration motor (drive assembly 20), screen plate 12, striker plate (baffle 115), tank (first tank structure 11), interior lining plate (second pad 14) and pad (first pad 13). The tank body (the first tank body structure 11) is connected with a vibration motor (the driving component 20) to provide required vibration force; the middle of the tank body (the first tank body structure 11) is provided with a screen plate 12 at a proper position for screening out silica sand or sundries which do not meet the requirements, and the screening method screens silica sand with the size of 0.106mm to 0.5mm and adopts the screen plate 12 with the mesh number of 20; the inner lining plate (the second base plate 14) is arranged in the tank body (the first tank body structure 11) to prevent silica sand from directly contacting the tank body (the first tank body structure 11) and mixing excessive iron elements; the adjustable height bracket is arranged below the tank body (the first tank body structure 11) and is used for adjusting the vibrating screen (the first tank body structure 11) to a proper position so as to receive and feed materials. A base plate (a first base plate 13) is arranged below a screen plate 12 at the tail end of the trough body (a first trough body structure 11), and is arranged below a blanking point of a storage bin when equipment is installed, so that the blanking amount of silica sand at the blanking point can be reduced, the overmuch blanking amount is prevented, the lower trough body of the screen plate 12 is blocked, overflows to the upper part of the screen plate 12, and cannot fall down until the front end of the screen plate 12 is discharged out of the equipment along with the feeding; the detachable baffle plate (baffle plate 115) is additionally arranged at the front end outlet of the sieve plate 12, so that the feeding speed is prevented from being too high, silica sand can not fall down for sieving, the equipment is discharged from the outlet, the material impacts the baffle plate 115 to rebound to the sieving position, the sieving falls down, and the baffle plate (baffle plate 115) is detached when sundries are required to be discharged.

Thus, various embodiments of the present application have been described in detail. In order to avoid obscuring the concepts of the application, some details known in the art have not been described. How to implement the solutions applied herein will be fully apparent to those skilled in the art from the above description.

While certain specific embodiments of the application have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the application. It will be understood by those skilled in the art that the foregoing embodiments may be modified and equivalents substituted for elements thereof without departing from the scope and spirit of the application. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict.

Claims (10)

1. A silica sand screening device, characterized by comprising:

A separation assembly (10), the separation assembly (10) comprising a first channel structure (11), a screen plate (12) and a first backing plate (13), the screen plate (12) being arranged in the first channel structure (11), the screen plate (12) having a plurality of screen holes (121), the first channel structure (11) having a bottom plate (111), the first backing plate (13) being arranged on a first side of the bottom plate (111) and between the bottom plate (111) and the screen plate (12);

The driving assembly (20) is connected with the first groove body structure (11).

2. Silica sand screening device according to claim 1, characterized in that the length of the first pad (13) is 300-500 mm and the distance between the screen plate (12) and the first pad (13) is 40-60 mm.

3. Silica sand screening device according to claim 1, characterized in that the first tank structure (11) further comprises a first side plate (112), a second side plate (113) and a third side plate (114), the first side plate (112), the second side plate (113) and the third side plate (114) are connected in sequence and are all connected with the side edge of the bottom plate (111), the second side plate (113) is connected with the side edge of the bottom plate (111) close to the first backing plate (13), and the included angle between the second side plate (113) and the bottom plate (111) is larger than 90 °.

4. A silica sand screening apparatus according to claim 3, wherein the separation assembly (10) further comprises a second backing plate (14), the second backing plate (14) being arranged to fit the inner surface of the first channel structure (11).

5. Silica sand screening device according to claim 4, characterized in that the first pad (13) and the second pad (14) are made of polyethylene.

6. Silica sand screening device according to claim 5, characterized in that the first trough structure (11) further comprises a baffle (115), a first end of the baffle (115) being connected to the first side plate (112), a second end of the baffle (115) being connected to the third side plate (114), the baffle (115) being in contact with the bottom plate (111) and being arranged at a side remote from the second side plate (113).

7. Silica sand screening device according to claim 6, characterized in that the separation assembly (10) further comprises a second groove structure (15), the second groove structure (15) being connected to the first groove structure (11), the second groove structure (15) having a predetermined angle with the first groove structure (11).

8. Silica sand sieving mechanism according to claim 1, in which the drive assembly (20) comprises a housing, a motor, a shaft and an eccentric block, the housing being connected to the first channel structure (11), the output end of the motor being connected to the first end of the shaft, the second end of the shaft being rotatably connected to the housing, the eccentric block comprising at least two, two eccentric blocks being fixed to the two ends of the shaft respectively, the motor, the shaft and the eccentric block being arranged inside the housing, the motor being fixed to the inner wall of the housing.

9. Silica sand screening device according to claim 1, characterized in that the separation assembly (10) further comprises a connection structure (16), the connection structure (16) comprising a plurality, a plurality of the connection structures (16) being fixed on both sides of the first tank structure (11).

10. Silica sand sieving mechanism according to claim 9, further comprising a lifting assembly (30), wherein the lifting assembly (30) is connected to the connection structure (16), the lifting assembly (30) comprises a frame (31) and an electric push rod (32), the electric push rod (32) is arranged in a one-to-one correspondence with the connection structure (16) and is fixed on the frame (31), and an elastic member is arranged between the output end of the electric push rod (32) and the connection structure (16).