Calcium carbonate drying device

Abstract

The calcium carbonate drying device comprises a drying barrel, a sealing cover is installed at an opening in the top end of the drying barrel, a stirring assembly is arranged in the middle of the sealing cover and comprises a stirring rod and a second motor, the stirring rod is inserted into the drying barrel, and the second motor is installed on the upper surface of the sealing cover. The output end of the second motor is connected with the stirring rod, a discharging assembly is installed at the bottom end of the side face of the drying barrel and comprises a discharging barrel, a conveying screw and a first motor, the conveying screw is rotationally connected with the discharging barrel, and the output end of the first motor is connected with the conveying screw in an inserted mode; the first motor is fixed to one end of the discharging barrel through a bolt. A discharging assembly is mounted at the bottom of the drying barrel, and dried calcium carbonate in the drying barrel can be efficiently discharged through the discharging assembly, so that the calcium carbonate drying efficiency is conveniently improved; and the drying device with the structure exchanges heat with calcium carbonate in a medium heating manner.

Description

Technical Field

[0001] The utility model relates to the technical field of drying equipment, in particular to a calcium carbonate drying device. Background Art

[0002] In the process of calcium carbonate production and processing, drying equipment is needed to dry calcium carbonate. Drying calcium carbonate can make it dry, which is convenient for storage and preservation. Depending on the production capacity and usage requirements, the types of drying equipment used are also different.

[0003] The Chinese patent application publication number CN111219975A discloses a drying device for food-grade calcium carbonate production, including a drying bin, which is a cylinder inclined at an angle to the horizontal direction, with support wheel assemblies installed at both ends of the outer wall of the drying bin, and a driving mechanism installed in the middle of the outer wall; a first connecting pipe is installed at the high end of the drying bin, which is provided with a feed port and an air inlet; a second connecting pipe is installed at the low end, which is provided with a discharge port; the device also includes a blower, which is connected to the air inlet through a pipeline, and a heating device is installed on the pipeline; an inner spiral structure is provided in the drying bin, which is fixedly connected to the inner wall of the drying bin. This device is dried by hot air, and the heating effect is good. In addition, the drying bin can rotate, driving the internal materials to be repeatedly picked up and thrown down, which is convenient for full contact with the hot air to achieve rapid drying. On the other hand, it can be further broken into fine particles, which is helpful for later crushing or fine grinding. The setting of the inner spiral structure can extend the conveying route and time of the material in the drying bin, and the drying is more thorough.

[0004] The above patent provides a calcium carbonate drying equipment, which is mainly used for mass production of calcium carbonate. However, the existing drying equipment is not convenient for quickly discharging the dried calcium carbonate, resulting in low calcium carbonate discharge efficiency, which is not conducive to efficient drying of calcium carbonate. Utility Model Content

[0005] The utility model aims to provide a calcium carbonate drying device, aiming to improve the problem that the existing drying equipment is not convenient for quickly discharging the dried calcium carbonate, resulting in low calcium carbonate discharging efficiency and being unfavorable for efficient drying of calcium carbonate.

[0006] The utility model is achieved in this way:

[0007] A calcium carbonate drying device comprises a drying barrel, a sealing cover is installed at the top opening of the drying barrel, and a stirring assembly is provided in the middle of the sealing cover, the stirring assembly comprises a stirring rod and a second motor, the stirring rod is inserted into the drying barrel, the second motor is installed on the upper surface of the sealing cover, the output end of the second motor is connected to the stirring rod, and a discharge assembly is installed at the bottom end of the side of the drying barrel, the discharge assembly comprises a discharge barrel, a conveying screw and a first motor, the conveying screw and the discharge barrel are rotatably connected, the output end of the first motor is plug-connected to the conveying screw, and the first motor is fixed to one end of the discharge barrel by bolts.

[0008] Preferably, the wall of the drying barrel is hollow, and a medium inlet and a medium outlet are respectively provided at the top and bottom of the outer side of the drying barrel, and the medium inlet and the medium outlet are rotatably connected with adapter caps; a discharge pipe is provided at the bottom end of the side of the drying barrel, a flange is provided at the end of the discharge pipe, and a plurality of supporting feet are evenly provided on the bottom surface of the drying barrel.

[0009] Preferably, a fixing plate is provided at the opening of one end of the discharge barrel, the fixing plate is connected to the flange plate by bolts, and a first bearing is provided at the other end of the discharge barrel, and a discharge pipe is provided at the bottom end of the side of the discharge barrel.

[0010] Preferably, one end of the conveying screw is interference connected with the first bearing, and a driving slot is provided at the end of the conveying screw facing the first motor, the output end of the first motor is connected to the driving slot, and a fixing foot is provided at the end of the first motor that is in contact with the discharge barrel, and the fixing foot is fixed to the end of the discharge barrel by bolts.

[0011] Preferably, a second bearing is provided in the middle of the sealing cover, and the second bearing is rotatably connected to the stirring rod.

[0012] Preferably, a plurality of stirring blades are evenly arranged at the bottom of the side of the stirring rod, and a connecting shaft is arranged at the top of the stirring rod, a connecting slot is arranged at the top of the connecting shaft, the output end of the second motor is connected to the connecting slot, and a plurality of mounting feet are arranged at one end of the second motor that is attached to the cover, and the mounting feet are connected to the cover by bolts.

[0013] Preferably, studs are symmetrically provided on both sides of the top of the drying barrel, and holes are provided on both sides of the cover, the holes are sleeved on the studs, the studs protrude from the cover, and a pressure cap is provided at one end of the stud protruding from the cover, a threaded groove is provided at the bottom end of the pressure cap, the threaded groove is threadedly connected to the stud, and a rotating handle is provided at the top end of the pressure cap.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. A discharge assembly is installed at the bottom of the drying barrel of the utility model, through which the dried calcium carbonate inside the drying barrel can be efficiently discharged, thereby facilitating the improvement of the drying efficiency of calcium carbonate; and the drying device of this structure exchanges heat with the calcium carbonate by means of a heating medium, thereby achieving the purpose of heating the calcium carbonate. The heating method directly heats the calcium carbonate to avoid the occurrence of calcium carbonate. Moreover, the heating method of this structure selects different media, and the heating efficiency is also different, which effectively improves the heating efficiency of calcium carbonate.

[0016] 2. The top cover of the drying barrel of the utility model is equipped with a pressing cap, through which the cover can be stably fixed on the top of the drying barrel, ensuring sufficient stability of the cover and facilitating the use of the cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the front view of the drying barrel of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the discharge assembly of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the sealing cover of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the stirring assembly of the utility model;

[0022] Figure 6 It is a structural schematic diagram of a pressure cap of the utility model.

[0023] In the figure: 1. Drying barrel; 11. Medium outlet; 12. Adapter cap; 14. Medium inlet; 15. Discharge pipe; 16. Flange; 17. Support foot; 18. Stud; 2. Discharge assembly; 21. Discharge barrel; 211. Fixed plate; 212. First bearing; 213. Discharge pipe; 22. Conveying screw; 221. Drive slot; 23. First motor; 231. Fixed foot; 3. Cover; 31. Second bearing; 32. Sleeve hole; 4. Stirring assembly; 41. Stirring rod; 411. Stirring blade; 412. Connecting shaft; 413. Connecting slot; 42. Second motor; 421. Mounting foot; 5. Pressing cap; 51. Threaded groove; 52. Rotating handle. DETAILED DESCRIPTION

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0026] Example 1

[0027] like Figure 1 , Figure 3 and Figure 5 As shown, a calcium carbonate drying device includes a drying barrel 1, and a sealing cover 3 is installed at the top opening of the drying barrel 1. The drying barrel 1 cooperates with the sealing cover 3 to facilitate the sealing of the top opening of the sealing cover 3. A stirring assembly 4 is provided in the middle of the sealing cover 3, and the stirring assembly 4 is used to dry the calcium carbonate inside the drying barrel 1. The stirring assembly 4 includes a stirring rod 41 and a second motor 42. The stirring rod 41 is inserted into the drying barrel 1, and the second motor 42 is installed on the upper surface of the sealing cover 3. The output end of the second motor 42 is connected to the stirring rod 41, and the stirring rod 41 is driven to rotate by the second motor 42. The rotation of the stirring rod 41 makes the calcium carbonate inside the drying barrel 1 evenly dried and processed. A discharge assembly 2 is installed at the bottom end of the side of the drying barrel 1, and the discharge assembly 2 is used to discharge the calcium carbonate inside the drying barrel 1. The discharge assembly 2 includes a discharge barrel 21, a conveying screw 22 and a first motor 23. The conveying screw 22 and the discharge barrel 21 are rotatably connected, and the output end of the first motor 23 is plug-connected with the conveying screw 22. The first motor 23 is fixed to one end of the discharge barrel 21 by bolts. This structure facilitates the output end of the first motor 23 to drive the conveying screw 22 to rotate, and the rotation of the conveying screw 22 drives the calcium carbonate to be discharged.

[0028] like Figure 2 As shown, the wall of the drying barrel 1 is hollow, and the top and bottom of the outer side of the drying barrel 1 are respectively provided with a medium inlet 14 and a medium outlet 11. This structure facilitates the injection of the heating medium into the inner side of the wall of the drying barrel 1, ensuring that the heating medium heats the calcium carbonate. And the medium inlet 14 and the medium outlet 11 are both rotatably connected with an adapter cap 12; the adapter cap 12 is used to connect to an external pipeline. A discharge pipe 15 is provided at the bottom end of the side of the drying barrel 1, and the discharge pipe 15 is convenient for discharging the material inside the drying barrel 1. A flange 16 is provided at the end of the discharge pipe 15, and the flange 16 is convenient for connecting the discharge pipe 15 with the discharge assembly 2. A plurality of legs 17 are evenly arranged on the bottom surface of the drying barrel 1, and the legs 17 are convenient for the stable placement and use of the drying barrel 1.

[0029] like Figure 3 As shown, a fixed plate 211 is provided at the opening of one end of the discharge barrel 21, and the fixed plate 211 is connected to the flange 16 by bolts. This structure facilitates the stable installation of the discharge assembly 2. A first bearing 212 is provided at the other end of the discharge barrel 21. The first bearing 212 facilitates the rotational connection between the conveying screw 22 and the discharge barrel 21. A discharge pipe 213 is provided at the bottom end of the side of the discharge barrel 21. The discharge pipe 213 is used to drive the conveying screw 22 to discharge calcium carbonate out of the discharge barrel 21. One end of the conveying screw 22 is interference-connected with the first bearing 212. This structure facilitates the rotation of the conveying screw 22. A driving slot 221 is provided at one end of the conveying screw 22 facing the first motor 23, and the output end of the first motor 23 is connected to the driving slot 221. This structure facilitates the first motor 23 to drive the conveying screw 22 to rotate. A fixed foot 231 is provided at one end of the first motor 23 that is attached to the discharge barrel 21. The fixed foot 231 is fixed to the end of the discharge barrel 21 by bolts.

[0030] like Figure 4 As shown, a second bearing 31 is provided in the middle of the cover 3 , and the second bearing 31 is rotatably connected to the stirring rod 41 .

[0031] like Figure 5 As shown, a plurality of stirring blades 411 are evenly arranged at the bottom of the side of the stirring rod 41, and the stirring blades 411 facilitate the stirring and mixing of calcium carbonate. A connecting shaft 412 is arranged at the top of the stirring rod 41, and the connecting shaft 412 is convenient for the rotation connection between the stirring rod 41 and the cover 3. A connecting slot 413 is arranged at the top of the connecting shaft 412, and the output end of the second motor 42 is connected to the connecting slot 413, so that the stirring rod 41 is driven to rotate by the second motor 42. A plurality of mounting feet 421 are arranged at one end of the second motor 42 that is in contact with the cover 3, and the mounting feet 421 are connected to the cover 3 by bolts.

[0032] Working principle: The method of use is to pour the wet calcium carbonate to be dried into the drying barrel 1, and then fix the cover 3 at the opening at the top of the drying barrel 1, and insert the stirring rod 41 into the inner side of the calcium carbonate, and connect the medium inlet 14 and the medium outlet 11 of the drying barrel 1 with the medium conveying pipe and the discharge pipe 15, so that the heated medium can smoothly enter the inner cavity of the wall of the drying barrel 1, and the calcium carbonate is heated by the heated medium, and the stirring rod 41 stirs the calcium carbonate, so that the calcium carbonate is evenly mixed, so that the calcium carbonate can be quickly heated, and the heated calcium carbonate can be quickly dried. Compared with the prior art, the present invention has a discharge assembly 2 installed at the bottom of the drying barrel 1, through which the dried calcium carbonate inside the drying barrel 1 can be efficiently discharged, thereby facilitating the improvement of the drying efficiency of the calcium carbonate; and the drying device of this structure exchanges heat with the calcium carbonate by means of a heating medium, thereby achieving the purpose of heating the calcium carbonate, and the heating method directly heats the calcium carbonate to avoid abnormalities in the calcium carbonate, and the heating method of this structure selects different media, and the heating efficiency is also different, which effectively improves the heating efficiency of the calcium carbonate.

[0033] Example 2

[0034] like Figure 1 , Figure 3 and Figure 5 As shown, a calcium carbonate drying device includes a drying barrel 1, and a sealing cover 3 is installed at the top opening of the drying barrel 1. The drying barrel 1 cooperates with the sealing cover 3 to facilitate the sealing of the top opening of the sealing cover 3. A stirring assembly 4 is provided in the middle of the sealing cover 3, and the stirring assembly 4 is used to dry the calcium carbonate inside the drying barrel 1. The stirring assembly 4 includes a stirring rod 41 and a second motor 42. The stirring rod 41 is inserted into the drying barrel 1, and the second motor 42 is installed on the upper surface of the sealing cover 3. The output end of the second motor 42 is connected to the stirring rod 41, and the stirring rod 41 is driven to rotate by the second motor 42. The rotation of the stirring rod 41 makes the calcium carbonate inside the drying barrel 1 evenly dried and processed. A discharge assembly 2 is installed at the bottom end of the side of the drying barrel 1, and the discharge assembly 2 is used to discharge the calcium carbonate inside the drying barrel 1. The discharge assembly 2 includes a discharge barrel 21, a conveying screw 22 and a first motor 23. The conveying screw 22 and the discharge barrel 21 are rotatably connected, and the output end of the first motor 23 is plug-connected with the conveying screw 22. The first motor 23 is fixed to one end of the discharge barrel 21 by bolts. This structure facilitates the output end of the first motor 23 to drive the conveying screw 22 to rotate, and the rotation of the conveying screw 22 drives the calcium carbonate to be discharged.

[0035] like Figure 2As shown, the wall of the drying barrel 1 is hollow, and the top and bottom of the outer side of the drying barrel 1 are respectively provided with a medium inlet 14 and a medium outlet 11. This structure facilitates the injection of the heating medium into the inner side of the wall of the drying barrel 1, ensuring that the heating medium heats the calcium carbonate. And the medium inlet 14 and the medium outlet 11 are both rotatably connected with an adapter cap 12; the adapter cap 12 is used to connect to an external pipeline. A discharge pipe 15 is provided at the bottom end of the side of the drying barrel 1, and the discharge pipe 15 is convenient for discharging the material inside the drying barrel 1. A flange 16 is provided at the end of the discharge pipe 15, and the flange 16 is convenient for connecting the discharge pipe 15 with the discharge assembly 2. A plurality of legs 17 are evenly arranged on the bottom surface of the drying barrel 1, and the legs 17 are convenient for the stable placement and use of the drying barrel 1.

[0036] like Figure 3 As shown, a fixed plate 211 is provided at the opening of one end of the discharge barrel 21, and the fixed plate 211 is connected to the flange 16 by bolts. This structure facilitates the stable installation of the discharge assembly 2. A first bearing 212 is provided at the other end of the discharge barrel 21, and the first bearing 212 is convenient for the conveying screw 22 to rotate and connect with the discharge barrel 21. A discharge pipe 213 is provided at the bottom end of the side of the discharge barrel 21, and the discharge pipe 213 is used to drive the conveying screw 22 to discharge calcium carbonate out of the discharge barrel 21. One end of the conveying screw 22 is interference-connected with the first bearing 212, and this structure facilitates the rotation of the conveying screw 22. A driving slot 221 is provided at one end of the conveying screw 22 facing the first motor 23, and the output end of the first motor 23 is connected to the driving slot 221. This structure facilitates the first motor 23 to drive the conveying screw 22 to rotate. A fixed foot 231 is provided at one end of the first motor 23 that is attached to the discharge barrel 21, and the fixed foot 231 is fixed to the end of the discharge barrel 21 by bolts.

[0037] like Figure 4 As shown, a second bearing 31 is provided in the middle of the cover 3 , and the second bearing 31 is rotatably connected to the stirring rod 41 .

[0038] like Figure 5 As shown, a plurality of stirring blades 411 are evenly arranged at the bottom of the side of the stirring rod 41, and the stirring blades 411 facilitate the stirring and mixing of calcium carbonate. A connecting shaft 412 is arranged at the top of the stirring rod 41, and the connecting shaft 412 is convenient for the stirring rod 41 to be rotatably connected to the cover 3. A connecting slot 413 is arranged at the top of the connecting shaft 412, and the output end of the second motor 42 is connected to the connecting slot 413, so that the stirring rod 41 is driven to rotate by the second motor 42. A plurality of mounting feet 421 are arranged at one end of the second motor 42 that is in contact with the cover 3, and the mounting feet 421 are connected to the cover 3 by bolts.

[0039] like Figure 2 , Figure 4 and Figure 6As shown, studs 18 are symmetrically arranged on both sides of the top of the drying barrel 1, and sleeve holes 32 are arranged on both sides of the cover 3. The sleeve holes 32 are sleeved on the studs 18, and the studs 18 protrude from the cover 3, and a pressing cap 5 is arranged at one end of the studs 18 protruding from the cover 3. The studs 18 are convenient for matching with the pressing cap 5, so that the pressing cap 5 can be stably pressed on the top opening of the drying barrel 1, ensuring the stable installation and use of the cover 3. A threaded groove 51 is arranged at the bottom end of the pressing cap 5, and the threaded groove 51 is threadedly connected to the studs 18, and a rotating handle 52 is arranged at the top end of the pressing cap 5, and the rotating handle 52 is convenient for rotating the pressing cap 5.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A calcium carbonate drying device, comprising a drying barrel (1), characterized in that: A cover (3) is installed at the top opening of the drying barrel (1), and a stirring assembly (4) is provided in the middle of the cover (3). The stirring assembly (4) comprises a stirring rod (41) and a second motor (42). The stirring rod (41) is inserted into the drying barrel (1), and the second motor (42) is installed on the upper surface of the cover (3). The output end of the second motor (42) is connected to the stirring rod (41). A discharge assembly (2) is installed at the bottom end of the side of the drying barrel (1). The discharge assembly (2) comprises a discharge barrel (21), a conveying screw (22) and a first motor (23). The conveying screw (22) and the discharge barrel (21) are rotatably connected. The output end of the first motor (23) and the conveying screw (22) are plug-connected. The first motor (23) is fixed to one end of the discharge barrel (21) by bolts.

2. A calcium carbonate drying device according to claim 1, characterized in that: The wall of the drying barrel (1) is hollow, and the top and bottom of the outer side of the drying barrel (1) are respectively provided with a medium inlet (14) and a medium outlet (11), and the medium inlet (14) and the medium outlet (11) are both rotatably connected with an adapter cap (12); a discharge pipe (15) is provided at the bottom end of the side of the drying barrel (1), and a flange (16) is provided at the end of the discharge pipe (15); and a plurality of supporting feet (17) are evenly arranged on the bottom surface of the drying barrel (1).

3. A calcium carbonate drying device according to claim 2, characterized in that: A fixing plate (211) is provided at an opening at one end of the discharge barrel (21), and the fixing plate (211) is connected to the flange (16) by bolts. A first bearing (212) is provided at the other end of the discharge barrel (21), and a discharge pipe (213) is provided at the bottom end of the side of the discharge barrel (21).

4. A calcium carbonate drying device according to claim 3, characterized in that: One end of the conveying screw (22) is interference-connected with the first bearing (212), and a driving slot (221) is provided at one end of the conveying screw (22) facing the first motor (23), an output end of the first motor (23) is connected to the driving slot (221), and a fixing foot (231) is provided at one end of the first motor (23) that is in contact with the discharge barrel (21), and the fixing foot (231) is fixed to the end of the discharge barrel (21) by bolts.

5. A calcium carbonate drying device according to claim 1, characterized in that: A second bearing (31) is provided in the middle of the sealing cover (3), and the second bearing (31) is rotatably connected to the stirring rod (41).

6. A calcium carbonate drying device according to claim 1, characterized in that: A plurality of stirring blades (411) are evenly arranged at the bottom of the side of the stirring rod (41), and a connecting shaft (412) is arranged at the top of the stirring rod (41), and a connecting slot (413) is arranged at the top of the connecting shaft (412), and the output end of the second motor (42) is connected to the connecting slot (413), and a plurality of mounting feet (421) are arranged at one end of the second motor (42) that is in contact with the cover (3), and the mounting feet (421) are connected to the cover (3) by bolts.

7. A calcium carbonate drying device according to any one of claims 1 to 6, characterized in that: Studs (18) are symmetrically arranged on both sides of the top of the drying barrel (1), sleeve holes (32) are arranged on both sides of the sealing cover (3), and the sleeve holes (32) are sleeved on the studs (18). The studs (18) protrude from the sealing cover (3), and a pressure cap (5) is arranged on one end of the studs (18) protruding from the sealing cover (3), and a thread groove (51) is arranged at the bottom end of the pressure cap (5), and the thread groove (51) is threadedly connected to the studs (18), and a rotating handle (52) is arranged at the top end of the pressure cap (5).

Images