Calcium carbonate drying device

Abstract

The utility model discloses a calcium carbonate drying device which comprises a drying cylinder, a feeding port is formed in the upper portion of the drying cylinder in a penetrating mode, an air inlet box is correspondingly arranged at one end of the outer side of the drying cylinder, an air inlet pipe is arranged in the air inlet box in a penetrating mode, and a heater is installed in the middle of the air inlet pipe. A stirring shaft is rotationally connected to the middle of the drying cylinder, a plurality of pairs of stirring rods are fixedly connected to the two ends of the stirring shaft, and the other end of an air inlet pipe penetrates through the stirring shaft and is inwards provided with an air outlet hole. The stirring assembly is matched to complete rotary drying, internal calcium carbonate is turned over, the contact effect of the calcium carbonate and hot air is improved, and therefore the drying efficiency is improved, meanwhile, a dustproof net plate is installed at the outer end of an air inlet box, dust in air can be effectively intercepted, disassembly is convenient under the action of a limiting assembly, and the practicability is high. The filtering effect of the device is favorably improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to calcium carbonate production technical field, concretely is a kind of calcium carbonate drying device. BACKGROUND

[0002] Calcium carbonate is an inorganic compound, commonly known as grey stone, limestone, stone powder, marble etc., calcium carbonate is neutral, hardly soluble in water, soluble in hydrochloric acid. It is one of the common substances on earth, exists in niter, calcite, chalk, limestone, marble and other rocks, also be the main component of animal skeleton or shell, calcium carbonate is also important building material, widely used in industry.

[0003] The existing calcium carbonate is dried during production, in the process of traditional drying device, it is dried by heating wire or heating plate, drying mode is single, and nano calcium carbonate after drying will be caked, need to be manually transported to the crushing device and crushed, the process is inefficient, occupies manpower cost, drying equipment and crushing equipment are relatively large, occupy larger working space. SUMMARY

[0004] The utility model aims at providing a kind of calcium carbonate drying device, solve the problem of single drying mode in the drying process in prior art by heating wire or heating plate.

[0005] To achieve the above object, provide a kind of calcium carbonate drying device, including drying cylinder, the upper side of the drying cylinder is through and is equipped with feeding inlet, the outer side of the drying cylinder one end is correspondingly provided with air inlet box, the inside of the air inlet box is through and is provided with air inlet pipe, the middle part of the air inlet pipe is installed with heater, the middle part of the drying cylinder is rotatably connected with stirring shaft, the two ends of the stirring shaft are fixedly connected with a plurality of pairs of stirring rod, the other end of the air inlet pipe is through and is provided with air outlet hole inwards in stirring shaft;

[0006] The other end of the air inlet box is through and is equipped with air inlet, the inside of the air inlet is installed with dust screen, the upper and lower ends of the dust screen are fixedly connected with limiting block, the upper and lower ends of the air inlet are equipped with limiting slot, the limiting block corresponds with the limiting slot, the bottom of the stirring shaft is fixedly connected with rotary blade.

[0007] According to the calcium carbonate drying device, the outer side of the air inlet box is equipped with slot, the inner side one end of the slot is fixedly connected with spring.

[0008] According to the calcium carbonate drying device, the other end of the spring is fixedly connected with limiting plate, the other end of the limiting plate is fixedly connected with positioning column, the positioning column is movably connected in the inside of limiting slot, the inside of the limiting block is equipped with positioning hole, the positioning column and the positioning hole correspond with each other.

[0009] According to the calcium carbonate drying device, the gear one is fixedly connected to the stirring shaft, and the mounting rack is fixedly connected to the other end of the drying cylinder.

[0010] According to the calcium carbonate drying device, the motor two is fixedly connected to the lower end of the mounting rack, the gear two is fixedly connected to the output end of the motor two, and the gear one and the gear two are meshed with each other.

[0011] According to the calcium carbonate drying device, the support is fixedly connected to the outer side of the drying cylinder, the discharge port is arranged through the bottom of the drying cylinder, and the crushing box is arranged through the lower end of the discharge port.

[0012] According to the calcium carbonate drying device, the two motors one are fixedly connected to the outer end of the crushing box, and the crushing wheel is fixedly connected to the output end of the motor one and arranged inwards through the crushing box.

[0013] Compared with the prior art, the calcium carbonate drying device has the following beneficial effects:

[0014] 1、The air inlet box, the heater and the air inlet pipe are arranged, hot air can be sent into the inside of the drying cylinder, the rotating drying can be completed by cooperating with the stirring assembly, the calcium carbonate in the inside is turned over, the contact effect of the calcium carbonate and the hot air is improved, the drying efficiency is improved, the dust in the air can be effectively intercepted by installing the dust screen plate on the outer end of the air inlet box, the dust screen plate is convenient to disassemble under the action of the limiting assembly, and the filtering effect of the device is improved.

[0015] 2、The rotating blade is arranged at the bottom of the stirring shaft, the calcium carbonate can be crushed, the caking phenomenon of the calcium carbonate during drying is prevented, the crushing box connected with the discharge port can complete secondary crushing, the processing steps of subsequent workers are reduced, and time and labor are saved.

[0016] Additional aspects and advantages of the present application will be described in part below with reference to the description and will be apparent from the description or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0017] The present application will be further described below with reference to the drawings and embodiments.

[0018] Figure 1 It is a whole structure schematic view of the calcium carbonate drying device of the present application;

[0019] Figure 2 It is a side view of the calcium carbonate drying device of the present application;

[0020] Figure 3 It is a calcium carbonate drying device of the present applicationFigure 2 Structure diagram of the middle A;

[0021] Figure 4 The utility model relates to a kind of calcium carbonate drying device's pulverization box sectional view;

[0022] Figure 5 It is a kind of calcium carbonate drying device's stirring subassembly schematic view.

[0023] In the figure: 1, drying cylinder;2, support;3, motor one;4, pulverization box;5, discharge port;6, heater;7, air intake box;8, air inlet pipe;9, gear one;10, stirring shaft;11, mounting bracket;12, motor two;13, gear two;14, limit block;15, dust screen plate;16, positioning hole;17, limit slot;18, positioning column;19, air inlet;20, slot;21, spring;22, limit plate;23, pulverization wheel;24, stirring rod;25, air outlet hole;26, rotary blade. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] Please refer to Figures 1-5 The utility model provides a technical scheme: a kind of calcium carbonate drying device, including drying cylinder 1, the upper side of the drying cylinder 1 is through and is equipped with feeding inlet, material can be sent to the inside of drying cylinder 1 by feeding inlet, the outside one end of the drying cylinder 1 is correspondingly equipped with air intake box 7, the inside of the air intake box 7 is through and is equipped with air inlet pipe 8, the middle part of the air inlet pipe 8 is installed with heater 6, the middle part of the drying cylinder 1 is rotatably connected with stirring shaft 10, the two ends of the stirring shaft 10 are fixedly connected with several pairs of stirring rod 24, the other end of the air inlet pipe 8 is through and is equipped with air outlet hole 25 inwards in stirring shaft 10, start the driving element and fan in the air intake box 7, can send the outside air to heater 6 inside and heat, and by air inlet pipe 8 is sent to the inside of stirring shaft 10, from air outlet hole 25 and is spouted outward, so that the calcium carbonate in the inside of drying cylinder 1 can be dried and handled, when starting motor two 12 drives gear two 13 to rotate, gear one 9 and stirring shaft 10 are driven to rotate under the meshing effect, when stirring rod 24 rotates and turns over the inside calcium carbonate, improve the contact area of calcium carbonate and hot gas, so as to facilitate drying treatment, and the connecting place of air inlet pipe 8 and stirring shaft 10 is equipped with bearing, ensure that air inlet pipe 8 does not rotate with stirring shaft 10, improve its stability when using.

[0026] The other end of the air inlet box 7 is provided with an air inlet 19, the inside of the air inlet 19 is provided with a dust screen plate 15, the upper and lower ends of the dust screen plate 15 are fixedly connected with limiting blocks 14, the upper and lower ends of the air inlet 19 are provided with limiting grooves 17, the limiting blocks 14 correspond to the limiting grooves 17, the bottom of the stirring shaft 10 is fixedly connected with a rotating blade 26, the rotating blade 26 at the bottom can rotate with the stirring shaft 10 to crush the calcium carbonate and prevent the phenomenon of caking during the drying process.

[0027] The outer side of the air inlet box 7 is provided with a slot 20, one end of the inner side of the slot 20 is fixedly connected with a spring 21, the other end of the spring 21 is fixedly connected with a limiting plate 22, the other end of the limiting plate 22 is fixedly connected with a positioning column 18, the positioning column 18 is movably connected in the limiting groove 17, the inside of the limiting block 14 is provided with a positioning hole 16, the positioning column 18 corresponds to the positioning hole 16, when the dust screen plate 15 needs to be disassembled and replaced, the limiting plate 22 is pulled outward, under the action of the spring 21, the limiting plate 22 drives the positioning column 18 to move inward, at this time the positioning column 18 can move away from the inside of the positioning hole 16, the dust screen plate 15 can be taken out by pulling it outward, thereby completing the replacement and improving the dust filtering effect of the device.

[0028] The stirring shaft 10 is fixedly connected with a gear one 9, the other end of the upper side of the drying cylinder 1 is fixedly connected with a mounting frame 11, the lower end of the mounting frame 11 is fixedly connected with a motor two 12, the output end of the motor two 12 is fixedly connected with a gear two 13, the gear one 9 and the gear two 13 are meshed with each other, the gear two 13 is driven to rotate by starting the motor two 12, under the meshing action, the gear one 9 and the stirring assembly are driven to rotate to complete the stirring work.

[0029] The outer side of the drying cylinder 1 is fixedly connected with a support 2, the bottom of the drying cylinder 1 is provided with a discharge port 5, the lower end of the discharge port 5 is provided with a crushing box 4, the outer end of the crushing box 4 is fixedly connected with two motor ones 3, the output end of the motor one 3 is fixedly connected with a crushing wheel 23 in the crushing box 4, after drying, the electromagnetic valve in the discharge port 5 is opened, the calcium carbonate is discharged into the crushing box 4, the motor one 3 is started to drive the crushing wheel 23 to rotate, the calcium carbonate is crushed again, the subsequent processing steps are reduced, time and labor are saved.

[0030] Working principle: when using, the calcium carbonate that needs to be dried is sent into the inside of the drying cylinder 1 through the feeding port, the driving element and the fan in the air inlet box 7 are started, the outside air can be sent into the heater 6 to be heated, and is sent into the stirring shaft 10 through the air inlet pipe 8, is sprayed from the air outlet hole 25, so that the calcium carbonate in the inside of the drying cylinder 1 can be dried, at this time, the motor two 12 drives the gear two 13 to rotate, drives the gear one 9 and the stirring shaft 10 to rotate under the meshing effect, at this time, the stirring rod 24 rotates to overturn the inside calcium carbonate, improves the contact area of calcium carbonate and hot air, so as to be beneficial to the drying treatment, and the rotary blade 26 at the bottom can rotate with the stirring shaft 10, crushes the calcium carbonate, prevents the phenomenon of caking in the drying process;

[0031] After drying, the electromagnetic valve in the discharge port 5 is opened, the calcium carbonate is discharged into the crushing box 4, the motor one 3 drives the crushing wheel 23 to rotate, the calcium carbonate is crushed again, the subsequent processing steps are reduced, time and effort are saved.

[0032] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, within the knowledge range possessed by ordinary skilled persons in the technical field, various changes can be made without departing from the purpose of the utility model.

Claims

1. A calcium carbonate drying apparatus comprising a drying cylinder (1), characterized in that, The upper part of the drying cylinder (1) is provided with an inlet, and one end of the outer side of the drying cylinder (1) is provided with an air inlet box (7). The inside of the air inlet box (7) is provided with an air inlet pipe (8), and the middle part of the air inlet pipe (8) is provided with a heater (6). The middle part of the drying cylinder (1) is rotatably connected with a stirring shaft (10), and the two ends of the stirring shaft (10) are fixedly connected with a plurality of pairs of stirring rods (24). The other end of the air inlet pipe (8) is provided with an air outlet hole (25) in the stirring shaft (10). The other end of the air inlet box (7) is provided with an air inlet (19), and the inside of the air inlet (19) is provided with a dust screen (15). The upper and lower ends of the dust screen (15) are fixedly connected with a limiting block (14), and the upper and lower ends of the air inlet (19) are provided with a limiting groove (17). The limiting block (14) corresponds to the limiting groove (17), and the bottom of the stirring shaft (10) is fixedly connected with a rotary blade (26).

2. A calcium carbonate drying apparatus as claimed in claim 1, characterised in that: The outer side of the air inlet box (7) is provided with a slot (20), and the inner side of the slot (20) is fixedly connected with a spring (21).

3. A calcium carbonate drying apparatus as claimed in claim 2, characterised in that: The other end of the spring (21) is fixedly connected with a limiting plate (22), and the other end of the limiting plate (22) is fixedly connected with a positioning column (18). The positioning column (18) is movably connected in the limiting groove (17), and the inside of the limiting block (14) is provided with a positioning hole (16). The positioning column (18) corresponds to the positioning hole (16).

4. A calcium carbonate drying apparatus as claimed in claim 1, characterized in that: The stirring shaft (10) is fixedly connected with a gear one (9), and the other end of the drying cylinder (1) is fixedly connected with a mounting bracket (11).

5. A calcium carbonate drying apparatus as claimed in claim 4, characterised in that: The lower end of the mounting bracket (11) is fixedly connected with a motor two (12), and the output end of the motor two (12) is fixedly connected with a gear two (13). The gear one (9) and the gear two (13) are meshed with each other.

6. A calcium carbonate drying apparatus as claimed in claim 1, characterized in that: The outer side of the drying cylinder (1) is fixedly connected with a support (2), and the bottom of the drying cylinder (1) is provided with a discharge port (5). The lower end of the discharge port (5) is provided with a crushing box (4).

7. A calcium carbonate drying apparatus as claimed in claim 6, characterised in that: The outer end of the crushing box (4) is fixedly connected with two motor one (3), and the output end of the motor one (3) is fixedly connected with a crushing wheel (23) in the crushing box (4).

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