Drying device for pomegranate sand

Abstract

The invention discloses a drying device for pomegranate sand, and relates to the technical field of pomegranate sand drying. The filter screens are distributed in the vertical direction and arranged on the lower portion of the feeding hopper, and the hole diameters of the filter screens are sequentially decreased from top to bottom; the material guide plate is arranged below the filter screen; the plurality of heating pipes are respectively in direct contact or indirect contact with the filter screen and the material guide plate so as to provide a heat source; and the stirring assembly is arranged at the upper parts of the filter screen and the material guide plate and is used for stirring the pomegranate sand. Pomegranate sands on the surface of each filter screen and the surface of a material guide plate are stirred through a stirring assembly, the screening speed of the pomegranate sands with different granularities is increased, meanwhile, quartz sands are stirred, the heating uniformity is improved, then the layered pomegranate sands are heated through a heating rod, the pomegranate sands with different granularities are prevented from being gathered together, and the screening efficiency is improved. And the overall drying efficiency is improved. The pomegranate sand drying device is reasonable in structure, capable of drying pomegranate sand in a layered mode and high in drying efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of pomegranate sand drying, in particular to a drying device for pomegranate sand. Background Art

[0002] Garnet sand is ground from garnet and features high hardness, high temperature resistance, stable chemical properties, uniform particles, high grinding efficiency, and scratch resistance. However, before use, garnet sand needs to be dried because damp sand entering the sand supply system can cause residual moisture in components such as the sand control valve and sand mixing valve, leading to uneven sand delivery and even water backflow in the sand pipe. Furthermore, garnet is relatively hard, resulting in uneven particle sizes after crushing.

[0003] In the prior art, pomegranate sand is generally dried by placing it inside a drying device and heating it. As mentioned above, this drying method will cause pomegranate sand of different particle sizes to aggregate, making large particles difficult to dry, resulting in low overall drying efficiency. Summary of the Invention

[0004] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a drying device for pomegranate sand to solve the problems raised in the above background technology. The present invention has a reasonable structure, can dry pomegranate sand in layers, and has high drying efficiency.

[0005] In order to achieve the above object, the present invention is implemented through the following technical solution: a drying device for pomegranate sand, comprising: Feed hopper; multiple vertically distributed filter screens are arranged at the lower part of the feed hopper, and the apertures of the multiple filter screens decrease from top to bottom; A material guide plate is arranged below the filter screen; A plurality of heating pipes are respectively in direct or indirect contact with the filter screen and the guide plate to provide a heat source; The stirring component is arranged on the upper part of the filter screen and the guide plate to stir the pomegranate sand.

[0006] Furthermore, it also includes a shell, the filter screen, the guide plate, the heating tube and the stirring assembly are all arranged inside the shell, and the feed hopper is arranged on the top of the shell; The stirring assembly includes a driving motor arranged on the top of the shell, and a rotating column is provided on the output shaft of the driving motor, which sequentially passes through multiple filter screens and the guide plate, and the side wall of the rotating column is provided with a stirring plate located above each filter screen and above the guide plate.

[0007] Furthermore, a circular hole is opened at the center position inside the filter screen, a connecting ring is arranged inside the circular hole, the diameter of the rotating column matches the inner diameter of the connecting ring, the upper end face of the connecting ring is flush with the upper end face of the filter screen, and the side wall of the rotating column is provided with multiple dispersion plates located above the topmost filter screen.

[0008] Furthermore, the side wall of the shell is provided with a sealing door located above each of the filter screens and above the material guide plate, and the shell is circular; The sealing door includes an arc-shaped blocking plate and an arc-shaped sealing plate. The arc-shaped sealing plate is embedded in the side wall of the shell. The arc-shaped blocking plate is arranged on the side wall of the arc-shaped sealing plate and contacts the inner wall of the shell. The side wall of the arc-shaped sealing plate is provided with a force applying handle.

[0009] Furthermore, an arc-shaped blocking groove is provided on the inner wall of the shell, an arc-shaped sealing groove connected to the arc-shaped blocking groove is provided on the side wall of the shell, the arc-shaped blocking plate is arranged inside the arc-shaped blocking groove, the arc-shaped sealing plate is arranged inside the arc-shaped sealing groove, and the vertical cross-sectional area of the arc-shaped sealing plate is larger than the vertical cross-sectional area of the arc-shaped blocking groove.

[0010] Furthermore, the side wall of the shell is provided with a guide plate located below each of the filter screens and below the material guide plate, and a U-shaped material guide trough is provided on the top of the guide plate.

[0011] Furthermore, a discharge assembly is provided at the bottom of the shell body for allowing the pomegranate sand inside the shell body to flow out from the sealing door; The unloading assembly includes a base plate arranged below the shell, a second connecting seat is arranged on the top of the base plate, a unloading electric push rod is rotatably arranged inside the second connecting seat, a first connecting seat connected to the bottom of the shell is rotatably arranged on the telescopic shaft of the unloading electric push rod, a pair of vertical plates are symmetrically arranged on the top of the base plate, and a rotating shaft that passes through the shell is rotatably arranged between the pair of vertical plates.

[0012] Furthermore, a guide groove is provided at the bottom of the rotating column, an air groove connected to the guide groove is provided inside the stirring plate, a plurality of blowing holes connected to the air groove are provided on the side wall of the stirring plate, and a shielding net for shielding the blowing holes is embedded in the side wall of the stirring plate, a suction fan is provided on the top of the shell, and an air supply heating component for supplying hot air to the guide groove is provided at the bottom of the shell.

[0013] Furthermore, the air supply and heating assembly includes a hot air blower arranged at the bottom of the base plate, a first connecting pipe connected to the hot air blower is provided at the top of the base plate, a second connecting pipe located inside the guide groove is provided at the bottom of the shell, a metal hose is provided between the first connecting pipe and the second connecting pipe, and a sealed bearing is provided at the connection between the rotating column and the lower side of the inner wall of the shell.

[0014] Furthermore, a supporting electric push rod is symmetrically arranged on the top of the base plate, and a supporting plate for horizontally supporting the shell is arranged on the telescopic shaft of the supporting electric push rod.

[0015] The beneficial effects achieved by the present invention using the above structure are as follows: The present invention stirs the pomegranate sand on the surface of each filter screen and the surface of the guide plate through a stirring component, thereby accelerating the screening speed of pomegranate sand of different particle sizes and stirring the quartz sand at the same time, thereby improving the uniformity of heating, preventing pomegranate sand of different particle sizes from agglomerating together, and improving the overall drying efficiency; The rotating column and the stirring plate are heated by the air supply heating component, and the hot air is blown out horizontally from the side wall of the stirring plate, thereby increasing the heating area for drying the pomegranate sand and improving the drying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent upon reading the detailed description of non-limiting embodiments with reference to the following drawings: Figure 1 This is a perspective view of a drying device for pomegranate sand according to one embodiment of the present invention; Figure 2 A three-dimensional diagram of a drying device for pomegranate sand according to an embodiment of the present invention from another perspective; Figure 3 It is a front cross-sectional view of a drying device for pomegranate sand according to one embodiment of the present invention; Figure 4 This is a sectional perspective view of a drying device for pomegranate sand according to one embodiment of the present invention; Figure 5 A sectional perspective view of a drying device for pomegranate sand according to an embodiment of the present invention from another perspective; Figure 6 This is a perspective view of the connection between a stirring assembly and an air supply and heating assembly in a drying device for pomegranate sand according to one embodiment of the present invention; Figure 7 A perspective view of a sealing door in a drying device for pomegranate sand according to an embodiment of the present invention; In the figure: 1. Shell; 2. Feed hopper; 3. Stirring assembly; 31. Drive motor; 32. Rotating column; 33. Guide groove; 34. Stirring plate; 35. Air groove; 36. Blowing hole; 37. Shielding net; 4. Suction fan; 5. Guide plate; 6. Heating pipe; 7. Discharge assembly; 71. Vertical plate; 72. Rotating shaft; 73. First connecting seat; 74. Discharge electric push rod; 75. Second connecting seat; 76. Bottom plate; 8. Air supply and heating assembly; 81. Hot air blower; 82. First connecting pipe; 83. Metal hose; 84. Second connecting pipe; 9. Support electric push rod; 10. Support plate; 11. Sealing door; 111. Arc sealing plate; 1111. Force handle; 112. Arc blocking plate; 12. Filter; 121. Connecting ring; 13. Guide plate; 14. Dispersion plate. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0018] like Figure 1 As shown, an embodiment of the present invention provides a drying device for pomegranate sand, comprising: A feed hopper 2; multiple vertically distributed filter screens 12 are arranged at the lower part of the feed hopper 2, and the apertures of the multiple filter screens 12 decrease from top to bottom; a guide plate 13 is arranged below the filter screen 12; multiple heating tubes 6 are in direct or indirect contact with the filter screen 12 and the guide plate 13 respectively to provide a heat source; a stirring assembly 3 is arranged on the upper part of the filter screen 12 and the guide plate 13 to stir the pomegranate sand. This design allows pomegranate sand to enter from the feed hopper 2, and the pomegranate sand on the surface of each filter screen 12 and the surface of the guide plate 13 is stirred by the stirring component 3, thereby accelerating the screening speed of pomegranate sand of different particle sizes, and stirring the quartz sand at the same time to improve the uniformity of heating, and then the layered pomegranate sand is heated by the heating rod to avoid pomegranate sand of different particle sizes from gathering together, thereby improving the overall drying efficiency; wherein, the heating temperature of the heating rod corresponding to the bottom of the large-particle quartz sand is higher than the temperature of the heating rod corresponding to the bottom of the small-particle quartz sand, and the stirring component 3 is used to stir the pomegranate sand on the surface of each filter screen 12 and the surface of the guide plate 13 for screening.

[0019] Reference Figure 3 、 Figure 4 and Figure 5, further comprising a housing 1, wherein a filter screen 12, a guide plate 13, a heating tube 6, and a stirring assembly 3 are all disposed within the housing 1, and a feed hopper 2 is disposed at the top of the housing 1; the stirring assembly 3 comprises a drive motor 31 disposed at the top of the housing 1, and a rotating column 32 is disposed on the output shaft of the drive motor 31, which sequentially passes through a plurality of filter screens 12 and guide plates 13, and a stirring plate 34 is disposed on the sidewall of the rotating column 32, which is located above each filter screen 12 and guide plate 13. This design drives the rotating column 32 to rotate through the operation of the drive motor 31 in the stirring assembly 3, and the rotation of the rotating column 32 drives the stirring plate 34 located above each filter screen 12 and guide plate 13 to rotate, stirring the pomegranate sand at the corresponding position of the stirring plate 34, thereby improving the uniformity of heating and drying and accelerating the screening of pomegranate sand of different particle sizes.

[0020] Reference Figure 3 and Figure 4 The filter 12 has a circular hole at its center, with a connecting ring 121 positioned within the hole. The diameter of the rotating column 32 matches the inner diameter of the connecting ring 121, and the upper end of the connecting ring 121 is flush with the upper end of the filter 12. The sidewalls of the rotating column 32 are provided with multiple dispersion plates 14 positioned above the uppermost filter 12. This design, through the connecting ring 121, improves the stability of the connection between the rotating column 32 and the filter 12.

[0021] Reference Figure 1 、 Figure 2 and Figure 7 The side wall of the housing 1 is provided with a sealing door 11 located above each filter screen 12 and above the guide plate 13, and the housing 1 is circular; The sealing door 11 includes an arc-shaped blocking plate 112 and an arc-shaped sealing plate 111. The arc-shaped sealing plate 111 is embedded in the side wall of the housing 1. The arc-shaped blocking plate 112 is arranged on the side wall of the arc-shaped sealing plate 111 and contacts the inner wall of the housing 1. The side wall of the arc-shaped sealing plate 111 is provided with a force-applying handle 1111. This design facilitates the removal of the dried pomegranate sand through the sealing door 11; the force-applying handle 1111 facilitates the removal of the sealing door 11 from the interior of the housing 1.

[0022] Reference Figure 1 、 Figure 2 and Figure 4The inner wall of the housing 1 is provided with an arc-shaped blocking groove, and the side wall of the housing 1 is provided with an arc-shaped sealing groove connected to the arc-shaped blocking groove. The arc-shaped blocking plate 112 is disposed within the arc-shaped blocking groove, and the arc-shaped sealing plate 111 is disposed within the arc-shaped sealing groove. The vertical cross-sectional area of the arc-shaped sealing plate 111 is larger than the vertical cross-sectional area of the arc-shaped blocking groove. This design facilitates the connection of the arc-shaped sealing plate 111 and the arc-shaped blocking plate 112 in the sealing door 11 with the housing 1 through the arc-shaped blocking groove and the arc-shaped sealing plate 111. The side of the arc-shaped blocking plate 112 closest to the inner wall of the housing 1 is flush with the inner wall of the housing 1, and the arc-shaped sealing plate 111 is connected to the housing 1 via butterfly bolts.

[0023] Reference Figure 2 The side wall of the housing 1 is provided with a guide plate 5 located below each filter screen 12 and below the guide plate 13. A U-shaped guide trough is provided on the top of the guide plate 5. This design ensures that the discharge points are located at different positions by providing multiple guide plates 5 with different lengths, which facilitates the collection of the stratified pomegranate sand.

[0024] Reference Figure 1 、 Figure 4 and Figure 5 The bottom of the shell 1 is provided with a discharge assembly 7 for allowing the pomegranate sand inside the shell 1 to flow out from the sealing door 11; The unloading assembly 7 includes a base plate 76 disposed below the housing 1, with a second connecting seat 75 disposed on top of the base plate 76. A discharging electric push rod 74 is rotatably disposed within the second connecting seat 75. A first connecting seat 73 connected to the bottom of the housing 1 is rotatably disposed on the telescopic shaft of the discharging electric push rod 74. A pair of vertical plates 71 are symmetrically disposed on top of the base plate 76, with a rotating shaft 72 that penetrates the housing 1 being rotatably disposed between the pair of vertical plates 71. This design allows the discharging electric push rod 74 in the discharging assembly 7 to apply force to the first connecting seat 73, driving the rotating shaft 72 on the housing 1 to rotate around the vertical plate 71, causing the housing 1 to tilt and the pomegranate sand to flow out from the opened sealed door 11, facilitating the unloading operation of the dried pomegranate sand. A rotating bearing is provided at the connection between the rotating shaft 72 and the vertical plate 71 to improve the stability of the rotating portion.

[0025] Reference Figure 2 and Figure 3A guide groove 33 is provided at the bottom of the rotating column 32, an air groove 35 connected to the guide groove 33 is provided inside the stirring plate 34, a plurality of blowing holes 36 connected to the air groove 35 are provided on the side wall of the stirring plate 34, and a shielding net 37 for shielding the blowing holes 36 is embedded in the side wall of the stirring plate 34. A suction fan 4 is provided on the top of the shell 1, and an air supply heating component 8 for supplying hot air to the guide groove 33 is provided at the bottom of the shell 1. This design provides hot air to the guide groove 33 through the air supply heating component 8. The hot air enters the interior of the collecting plate, heats the rotating column 32 and the stirring plate 34, increases the heating area for drying the pomegranate sand, and improves the drying efficiency; the hot air is blown out horizontally from the side wall of the stirring plate 34, further increasing the heating area for drying the pomegranate sand and improving the drying efficiency; the shielding net 37 prevents the pomegranate sand from entering the interior of the stirring plate 34.

[0026] Reference Figure 1 、 Figure 5 and Figure 6 The air supply and heating assembly 8 includes a hot air blower 81 disposed at the bottom of the base plate 76. A first connecting pipe 82 connected to the hot air blower 81 is disposed at the top of the base plate 76. A second connecting pipe 84 located within the guide groove 33 is disposed at the bottom of the housing 1. A metal hose 83 is disposed between the first connecting pipe 82 and the second connecting pipe 84. A sealed bearing is provided at the connection between the rotating column 32 and the lower side of the inner wall of the housing 1. This design allows the hot air blower 81 in the air supply and heating assembly 8 to supply hot air to the guide groove 33. The hot air flows through the stirring plate 34 and out of the air holes, simultaneously heating the rotating column 32 and the stirring plate 34, thereby increasing the heating area for drying the pomegranate sand.

[0027] Reference Figure 1 and Figure 5 , the top of the bottom plate 76 is symmetrically provided with a supporting electric push rod 9, and the telescopic shaft supporting the electric push rod 9 is provided with a support plate 10 for horizontally supporting the housing 1. This design improves the stability of the housing 1 by supporting the electric push rod 9 and the support plate 10.

[0028] Reference Figure 1-Figure 7 As an embodiment of the present invention: when pomegranate sand needs to be dried, the staff puts the pomegranate sand to be dried from the feed hopper 2 into the shell 1, and drives the driving motor 31 in the stirring assembly 3 to drive the rotating column 32 to rotate. The rotation of the rotating column 32 drives the stirring plate 34 located above each filter screen 12 and above the guide plate 13 to rotate, and stirs the pomegranate sand at the corresponding position of the stirring plate 34, thereby improving the uniformity of heating and drying, accelerating the screening speed of pomegranate sand of different particle sizes, and realizing the screening and stratification of pomegranate sand; at the same time, the quartz sand is stirred to improve the uniformity of heating, and then the layered pomegranate sand is heated by the heating rod to prevent pomegranate sand of different particle sizes from gathering together, thereby improving the overall drying efficiency.

[0029] The hot air blower 81 in the air supply and heating assembly 8 provides hot air to the guide groove 33, and the hot air flows through the stirring plate 34 and flows out from the blowing hole, heating the rotating column 32 and the stirring plate 34 at the same time, thereby increasing the heating area for drying the pomegranate sand and further improving the drying efficiency; the water vapor generated by the drying is discharged by the suction fan 4.

[0030] After drying is completed, the unloading electric push rod 74 in the unloading assembly 7 applies force to the first connecting seat 73, and the bottom end of the unloading electric push rod 74 rotates with the second connecting seat 75, and the telescopic shaft of the unloading electric push rod 74 rotates with the first connecting seat 73, thereby applying force to the shell 1, driving the rotating shaft 72 on the shell 1 to rotate around the vertical plate 71, and the shell 1 tilts; the stirring plate 34 rotates, driving the pomegranate sand to flow out from the opened sealing door 11, making it convenient to unload the dried pomegranate sand; among them, when the shell 1 tilts, under the action of the metal hose 83, it does not affect the connection between the second connecting pipe 84 and the first connecting pipe 82, thereby improving the stability of subsequent use.

[0031] The above shows and describes the basic principles, main features and advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, from all points of view, the embodiments should be regarded as illustrative and non-restrictive. In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A drying device for pomegranate sand, characterized in that: include: Feed hopper (2); A plurality of filter screens (12) distributed in a vertical direction are arranged at the lower part of the feed hopper (2), and the apertures of the plurality of filter screens (12) decrease in sequence from top to bottom; A material guide plate (13) is arranged below the filter screen (12); A plurality of heating tubes (6) are in direct or indirect contact with the filter screen (12) and the guide plate (13) to provide a heat source; The stirring assembly (3) is arranged on the upper part of the filter screen (12) and the guide plate (13) to stir the pomegranate sand.

2. The drying device for pomegranate sand according to claim 1, wherein It also includes a shell (1), the filter screen (12), the guide plate (13), the heating tube (6) and the stirring assembly (3) are all arranged inside the shell (1), and the feed hopper (2) is arranged on the top of the shell (1); The stirring assembly (3) comprises a driving motor (31) arranged on the top of the housing (1); a rotating column (32) is provided on the output shaft of the driving motor (31) and sequentially passes through the plurality of filter screens (12) and the guide plate (13); a stirring plate (34) is provided on the side wall of the rotating column (32) and is located above each filter screen (12) and above the guide plate (13).

3. The pomegranate sand drying device according to claim 2, wherein A circular hole is provided at the center of the filter screen (12), a connecting ring (121) is provided inside the circular hole, the diameter of the rotating column (32) matches the inner diameter of the connecting ring (121), the upper end surface of the connecting ring (121) is flush with the upper end surface of the filter screen (12), and the side wall of the rotating column (32) is provided with a plurality of dispersion plates (14) located above the uppermost filter screen (12).

4. The pomegranate sand drying device according to claim 2, wherein The side wall of the housing (1) is provided with a sealing door (11) located above each filter screen (12) and above the guide plate (13); the housing (1) is circular; The sealing door (11) comprises an arc-shaped blocking plate (112) and an arc-shaped sealing plate (111); the arc-shaped sealing plate (111) is embedded in the side wall of the shell (1); the arc-shaped blocking plate (112) is arranged on the side wall of the arc-shaped sealing plate (111) and contacts the inner wall of the shell (1); and a force-applying handle (1111) is provided on the side wall of the arc-shaped sealing plate (111).

5. The drying device for pomegranate sand according to claim 4, characterized in that The inner wall of the shell (1) is provided with an arc-shaped blocking groove, the side wall of the shell (1) is provided with an arc-shaped sealing groove connected to the arc-shaped blocking groove, the arc-shaped blocking plate (112) is arranged inside the arc-shaped blocking groove, the arc-shaped sealing plate (111) is arranged inside the arc-shaped sealing groove, and the vertical cross-sectional area of the arc-shaped sealing plate (111) is larger than the vertical cross-sectional area of the arc-shaped blocking groove.

6. The drying device for pomegranate sand according to claim 4, characterized in that: The side wall of the housing (1) is provided with a guide plate (5) located below each filter screen (12) and below the guide plate (13), and a U-shaped guide trough is provided on the top of the guide plate (5).

7. The drying device for pomegranate sand according to claim 4, characterized in that: A discharge assembly (7) for allowing the pomegranate sand inside the shell (1) to flow out from the sealing door (11) is provided at the bottom of the shell (1); The unloading assembly (7) includes a base plate (76) arranged below the shell (1), a second connecting seat (75) is arranged on the top of the base plate (76), a unloading electric push rod (74) is rotatably arranged inside the second connecting seat (75), a first connecting seat (73) connected to the bottom of the shell (1) is rotatably arranged on the telescopic shaft of the unloading electric push rod (74), a pair of vertical plates (71) are symmetrically arranged on the top of the base plate (76), and a rotating shaft (72) that passes through the shell (1) is rotatably arranged between the pair of vertical plates (71).

8. The drying device for pomegranate sand according to claim 7, characterized in that: A guide groove (33) is provided at the bottom of the rotating column (32), an air groove (35) connected to the guide groove (33) is provided inside the stirring plate (34), a plurality of blowing holes (36) connected to the air groove (35) are provided on the side wall of the stirring plate (34), and a shielding net (37) for shielding the blowing holes (36) is embedded in the side wall of the stirring plate (34), a suction fan (4) is provided on the top of the shell (1), and an air supply heating component (8) for supplying hot air to the guide groove (33) is provided at the bottom of the shell (1).

9. The drying device for pomegranate sand according to claim 8, characterized in that: The air supply and heating assembly (8) includes a hot air blower (81) arranged at the bottom of the base plate (76); a first connecting pipe (82) connected to the hot air blower (81) is provided at the top of the base plate (76); a second connecting pipe (84) located inside the guide groove (33) is provided at the bottom of the shell (1); a metal hose (83) is provided between the first connecting pipe (82) and the second connecting pipe (84); and a sealed bearing is provided at the connection between the rotating column (32) and the lower side of the inner wall of the shell (1).

10. The drying device for pomegranate sand according to claim 8, characterized in that: A supporting electric push rod (9) is symmetrically arranged on the top of the bottom plate (76), and a supporting plate (10) for horizontally supporting the housing (1) is arranged on the telescopic shaft of the supporting electric push rod (9).

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