CN220911941U - Calcium carbonate drying device - Google Patents
Calcium carbonate drying device Download PDFInfo
- Publication number
- CN220911941U CN220911941U CN202322967310.8U CN202322967310U CN220911941U CN 220911941 U CN220911941 U CN 220911941U CN 202322967310 U CN202322967310 U CN 202322967310U CN 220911941 U CN220911941 U CN 220911941U
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- Prior art keywords
- cylinder
- calcium carbonate
- cylinder body
- heat insulation
- utility
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- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title claims abstract description 72
- 229910000019 calcium carbonate Inorganic materials 0.000 title claims abstract description 36
- 238000001035 drying Methods 0.000 title claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 238000005485 electric heating Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 6
- 239000002918 waste heat Substances 0.000 abstract description 6
- 238000004321 preservation Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a calcium carbonate drying device, which relates to the technical field of calcium carbonate production and comprises a cylinder, wherein a spiral conveying blade which is used for conveying calcium carbonate and is provided with a shaft is rotatably arranged in the cylinder, and a speed reducing motor which is used for driving the spiral conveying blade to rotate is arranged at one end of the cylinder; the electric heating fan is connected with the delivery downstream end of the cylinder body, and hot air is delivered into the cylinder body; the outer side of the cylinder body is sleeved with a heat insulation cylinder, and an annular gap is formed between the outer side of the circumference of the cylinder body and the heat insulation cylinder; the upper side of the cylinder body is provided with a plurality of air guide holes, and the lower side of the heat insulation cylinder is provided with an exhaust hole; the utility model utilizes the electric heating fan to convey high-temperature air flow into the cylinder, and the high-temperature air flow is opposite to the conveying direction of the calcium carbonate, thereby being beneficial to gradual drying of the calcium carbonate and ensuring the drying effect; the high-temperature gas carrying the moisture is discharged from the air guide hole, fills the gap between the heat insulation cylinder and the cylinder body, forms a heat preservation layer by utilizing the moisture waste heat, and effectively utilizes the waste heat for heat preservation.
Description
Technical Field
The utility model relates to the technical field of calcium carbonate production, in particular to a calcium carbonate drying device.
Background
The drying device is an important device in the calcium carbonate production process and is used for drying wet calcium carbonate. In the prior art, the utility model patent with publication number of CN213657440U relates to a nano calcium carbonate drying device, which is a common spiral drying device for calcium carbonate production, and the spiral drying device can quickly evaporate water in the calcium carbonate by utilizing high-temperature air flow to realize drying. However, the prior art has the following disadvantages: the special airflow channel is not provided, so that the circulation of airflow is not facilitated, moisture is taken away, and the moisture can only be discharged from the feeding pipe; further, waste heat of the moisture cannot be utilized, and enough heat preservation measures are not available, so that a certain degree of heat energy is wasted.
Disclosure of utility model
The present utility model has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present utility model is to provide a calcium carbonate drying apparatus.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A calcium carbonate drying device comprises a cylinder body, wherein a spiral conveying blade which is used for conveying calcium carbonate and provided with a shaft is rotatably arranged in the cylinder body, and a gear motor which is used for driving the spiral conveying blade to rotate is arranged at one end of the cylinder body; also comprises an electric heating fan which is arranged on the upper surface of the shell, the output end of the electric heating fan is connected with the delivery downstream end of the cylinder body, and hot air is delivered into the cylinder body; the outer side of the cylinder body is sleeved with a heat insulation cylinder, and an annular gap is formed between the outer side of the circumference of the cylinder body and the heat insulation cylinder; the upper side of the cylinder body is provided with a plurality of air guide holes, and the lower side of the heat insulation cylinder is provided with an exhaust hole.
Further, the air guiding area of the air guiding hole gradually increases from the downstream end to the upstream end of the cylinder.
Further, the exhaust hole is a strip-shaped hole axially arranged along the heat insulation cylinder.
Further, the upper side of the upstream end and the lower side of the downstream end of the cylinder body are respectively connected with a feed pipe and a discharge pipe.
Further, the feeding pipe and the discharging pipe are internally provided with rotating shafts in a rotating way, and a plurality of radial blanking plates are uniformly arranged on the circumference of the outer side of each rotating shaft; the rotating shaft and the shaft of the spiral conveying blade form linkage through a transmission mechanism.
Further, the transmission mechanism is a chain transmission mechanism.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model utilizes the electric heating fan to convey high-temperature air flow into the cylinder, and the high-temperature air flow is opposite to the conveying direction of the calcium carbonate, thereby being beneficial to gradual drying of the calcium carbonate and ensuring the drying effect; the high-temperature gas carrying the moisture is discharged from the air guide hole, fills the gap between the heat insulation cylinder and the cylinder body, forms a heat insulation layer by utilizing the moisture waste heat, and effectively utilizes the waste heat for heat insulation;
According to the utility model, the blanking plate is driven to rotate by the rotating shaft, so that orderly feeding and discharging of calcium carbonate in the cylinder body are realized, the blanking plate seals the feeding pipe and the discharging pipe, and high-temperature gas is reduced from being dissipated from the feeding pipe and the discharging pipe;
The rotating shaft is linked with the shaft of the bolt conveying blade through the chain transmission mechanism, the power conveyed by the bolt is utilized, and special power equipment is not required to be arranged for rotating the rotating shaft.
Drawings
Fig. 1 is a schematic view of the internal structure of the present utility model.
Fig. 2 is a schematic view of the upper side view angle exterior structure of the present utility model.
Fig. 3 is a schematic view of the exterior structure of the present utility model from the lower side.
FIG. 4 is a schematic view of the utility model in a disassembled state.
In the figure: 1. a cylinder; 2. spiral conveying blades; 3. a speed reducing motor; 4. an electric heating fan; 5. an air guide hole; 6. a heat insulation cylinder; 7. an exhaust hole; 8. a feed pipe; 9. a discharge pipe; 10. a rotating shaft; 11. a blanking plate; 12. a chain transmission mechanism; 13. a hopper; 14. and (5) an air pipe.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
In the description of the present utility model, the terms "mounted," "connected," "coupled," and "connected," as may be used broadly, and may be connected, for example, fixedly, detachably, or integrally, unless otherwise specifically defined and limited; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "provided" may be interpreted broadly, and for example, an object "provided" may be a part of a body, may be separately disposed from the body, and may be connected to the body, where the connection may be a detachable connection or an undetachable connection. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.
The present utility model is described in further detail below with reference to examples.
The specific embodiment of the calcium carbonate drying device provided by the utility model comprises:
Referring to fig. 1-4, the calcium carbonate drying device comprises a cylinder 1, wherein a spiral conveying blade 2 for conveying calcium carbonate is rotatably installed in the cylinder 1, the spiral conveying blade 2 is provided with a central shaft, one end of the cylinder 1 is provided with a gear motor 3 for driving the spiral conveying blade 2 to rotate, and the gear motor 3 is connected with the central shaft and drives the spiral conveying blade 2 to rotate; the upper side of the upstream end and the lower side of the downstream end of the cylinder body 1 are respectively connected with a feed pipe 8 and a discharge pipe 9; in the embodiment, the gear motor 3 is positioned at the upstream end of the cylinder 1, and the upper end of the feeding pipe 8 is connected with a hopper 13.
The calcium carbonate to be dried is placed in a hopper 13, a gear motor 3 is started, and an output shaft of the gear motor 3 is connected with a shaft of the spiral conveying blade 2 to drive the spiral conveying blade 2 to rotate, so that the calcium carbonate moves towards the downstream end of the cylinder 1 to the discharge pipe 9.
In the embodiment, an electric heating fan 4 is arranged, and the output end of the electric heating fan 4 is connected with the conveying downstream end of the cylinder 1 through an air pipe 14 to send hot air into the cylinder 1; the electric heating fan 4 introduces external air and heats the air into high-temperature air to be input into the cylinder 1, and the high-temperature air flow is opposite to the conveying direction of the calcium carbonate, so that the calcium carbonate is gradually dried.
The outer side of the cylinder body 1 is sleeved with a heat insulation cylinder 6, the heat insulation cylinder 6 has certain heat insulation property, a certain heat insulation effect is realized, the heat insulation cylinder 6 can be a glass fiber reinforced plastic cylinder, and an annular gap is formed between the outer side of the circumference of the cylinder body 1 and the heat insulation cylinder 6; the two ends of the heat insulation cylinder 6 are sealed with the cylinder body 1.
The upper side of the cylinder body 1 is provided with a plurality of air guide holes 5, the air guide area of the air guide holes 5 is gradually increased from the downstream end to the upstream end of the cylinder body 1, as shown in fig. 4, the area where the air guide holes 5 are positioned is close to a triangle, the small angle tip end of the area is close to the downstream end of the cylinder body 1, the air guide holes 5 are arranged in such a way that high-temperature air flows to the upstream end of the cylinder body 1 for conveying, the direction of the high-temperature air flow is opposite to the conveying direction of calcium carbonate, and the moisture is discharged out of the cylinder body 1 in time.
The high-temperature air flow carrying with the moisture is discharged from the air guide hole 5 to the annular gap, so that the heat preservation of the cylinder body 1 is formed, and the heat preservation of the cylinder body 1 by utilizing waste heat is realized. The lower side of the heat insulation cylinder 6 is provided with an exhaust hole 7, and the exhaust hole 7 is a strip-shaped hole axially arranged along the heat insulation cylinder 6; the gas in the annular gap is finally discharged from the exhaust hole 7.
In order to prevent high-temperature gas in the cylinder body 1 from being dissipated from the feeding pipe 8 and the discharging pipe 9, a rotating shaft 10 is rotatably arranged in each of the feeding pipe 8 and the discharging pipe 9, and four radial blanking plates 11 are uniformly arranged on the circumference of the outer side of the rotating shaft 10; the rotating shaft 10 and the shaft of the spiral conveying blade 2 are linked through a chain transmission mechanism 12. The blanking plate 11 and the calcium carbonate on the upper side of the blanking plate can seal the feeding pipe 8 and the discharging pipe 9, so that the overflow of high-temperature gas is reduced. The chain transmission mechanism 12 comprises two chain wheels and an annular chain, wherein one chain wheel is sleeved on the outer side of the shaft of the spiral conveying blade 2, the other chain wheel is sleeved on the outer side of the rotating shaft 10, and when the spiral conveying blade 2 rotates, the chain transmission mechanism 12 at two ends can drive the rotating shafts 10 at two ends of the cylinder body 1 and the blanking plate 11 to rotate, so that automatic feeding and discharging are realized.
It should be noted that the above description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above embodiment, but may be modified without inventive effort or equivalent substitution of some technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The calcium carbonate drying device comprises a cylinder body (1), wherein a spiral conveying blade (2) which is used for conveying calcium carbonate and is provided with a shaft is rotatably arranged in the cylinder body (1), and a gear motor (3) which is used for driving the spiral conveying blade (2) to rotate is arranged at one end of the cylinder body (1); the method is characterized in that: the device also comprises an electric heating fan (4), wherein the output end of the electric heating fan (4) is connected with the conveying downstream end of the cylinder (1) and is used for supplying hot air into the cylinder (1); the outer side of the cylinder body (1) is sleeved with a heat insulation cylinder (6), and an annular gap is formed between the outer side of the circumference of the cylinder body (1) and the heat insulation cylinder (6); the upper side of the cylinder body (1) is provided with a plurality of air guide holes (5), and the lower side of the heat insulation cylinder (6) is provided with an exhaust hole (7).
2. The calcium carbonate drying apparatus according to claim 1, wherein: the air guiding area of the air guiding hole (5) is gradually increased from the downstream end to the upstream end of the cylinder body (1).
3. The calcium carbonate drying apparatus according to claim 1, wherein: the exhaust hole (7) is a strip-shaped hole axially arranged along the heat insulation cylinder (6).
4. The calcium carbonate drying apparatus according to claim 1, wherein: the upper side of the upstream end and the lower side of the downstream end of the cylinder body (1) are respectively connected with a feed pipe (8) and a discharge pipe (9).
5. The calcium carbonate drying apparatus according to claim 4, wherein: a rotating shaft (10) is rotatably arranged in each of the feeding pipe (8) and the discharging pipe (9), and a plurality of radial blanking plates (11) are uniformly arranged on the circumference of the outer side of the rotating shaft (10); the rotating shaft (10) and the shaft of the spiral conveying blade (2) form linkage through a transmission mechanism.
6. The calcium carbonate drying apparatus according to claim 5, wherein: the transmission mechanism is a chain transmission mechanism (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322967310.8U CN220911941U (en) | 2023-11-03 | 2023-11-03 | Calcium carbonate drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322967310.8U CN220911941U (en) | 2023-11-03 | 2023-11-03 | Calcium carbonate drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220911941U true CN220911941U (en) | 2024-05-07 |
Family
ID=90915116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322967310.8U Active CN220911941U (en) | 2023-11-03 | 2023-11-03 | Calcium carbonate drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220911941U (en) |
-
2023
- 2023-11-03 CN CN202322967310.8U patent/CN220911941U/en active Active
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