CN220418010U - Raw material dryer for cement production - Google Patents
Raw material dryer for cement production Download PDFInfo
- Publication number
- CN220418010U CN220418010U CN202321904429.4U CN202321904429U CN220418010U CN 220418010 U CN220418010 U CN 220418010U CN 202321904429 U CN202321904429 U CN 202321904429U CN 220418010 U CN220418010 U CN 220418010U
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- Prior art keywords
- hot air
- box
- fixedly connected
- air box
- air
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- 239000002994 raw material Substances 0.000 title claims abstract description 30
- 239000004568 cement Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims description 19
- 230000004888 barrier function Effects 0.000 claims 4
- 239000000428 dust Substances 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000005485 electric heating Methods 0.000 description 6
- 238000002955 isolation Methods 0.000 description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001599 direct drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a raw material dryer for cement production, which comprises a feed hopper, wherein the lower part of the feed hopper is fixedly connected with a drying box, the bottom of the drying box is fixedly connected with a hot air box, the lower part of the hot air box is provided with an air inlet, the upper part of the hot air box is provided with an air outlet, the inside of the hot air box is fixedly connected with a plurality of air baffles and fins, the upper end and the lower end of each air baffle are fixedly connected with the upper surface and the lower surface of the hot air box, one side of each air baffle is fixedly connected with the inner wall of one side of the hot air box, an opening is arranged between the other side of each air baffle and the side wall of the hot air box, two adjacent air baffles are arranged in a staggered manner, the fins are fixedly connected with the top of the hot air box, and the drying box is obliquely downwards arranged by taking the feed hopper as a starting point. According to the utility model, the hot air box is connected to the bottom of the drying box, wind power and heat are separated when hot air is utilized, a large amount of dust is not generated during drying, and the air separation plate is utilized to form an S-shaped air channel, so that the whole hot air box is heated, fins are added in the hot air box, and heat transfer is facilitated.
Description
Technical Field
The utility model belongs to the technical field of dryers, and particularly relates to a raw material dryer for cement production.
Background
The raw materials such as clay and slag used for producing cement all contain certain moisture, and when the cement is produced, the raw materials are dried by a dryer according to the moisture content of the raw materials before being ground, so that the moisture content of the raw materials is reduced to be less than 1%, and the process requirements of grinding and homogenization are met. The general raw material dryer basically adopts hot air drying or electric heating drying, and various problems can be encountered in the cement production process, for example, a large amount of dust is mixed in cement raw materials, if the cement raw materials are simply dried by using hot air, the dust can be greatly dissipated, the environment is polluted, meanwhile, the raw materials are wasted, if the electric heating drying is used, the following problems exist, the general electric heating dryer is not in direct contact with the raw materials, the heat transfer and drying efficiency is low, the continuous service life of the electric heater is not long, and the continuous use of equipment is influenced. Therefore, it is necessary to develop a raw material dryer for cement production which does not rely on direct drying by hot air or use electric heating equipment.
Disclosure of Invention
Aiming at the technical problems, the utility model aims to provide raw material drying equipment for cement production, which has the characteristics of not producing a large amount of dust and not using electric heating equipment.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a raw materials desiccator is used in cement manufacture, includes the feeder hopper, feeder hopper lower part fixedly connected with stoving case, stoving case bottom fixedly connected with hot-blast case, the air intake has been seted up to hot-blast case lower part, air outlet has been seted up on upper portion, a plurality of air baffles of inside fixedly connected with and fin, every the upper and lower both ends of air baffles with internal surface fixed connection about the hot-blast case, one side with be equipped with the opening between one side inner wall fixed connection, the opposite side of hot-blast case and the hot-blast case lateral wall, and adjacent two the air baffles are crisscross to be set up, the fin with the top fixed connection of hot-blast case, the stoving case with the feeder hopper is the downward setting of starting point slope.
Further, the drying box comprises a plurality of motors, and the output end of each motor penetrates through the drying box and is fixedly connected with the stirring rod.
Further, a plurality of stirring teeth are fixedly connected to the stirring rod.
Further, the bottom of the hot air box is fixedly connected with a bracket.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the hot air box is connected to the bottom of the drying box, wind power and heat are separated when hot air is utilized, a large amount of dust is not generated during drying, and the air separation plate is utilized to form an S-shaped air duct, so that the whole hot air box is heated, fins are added in the hot air box, heat transfer is facilitated, the drying box is arranged obliquely downwards, materials can be transported without transmission equipment, and energy sources are saved.
2. According to the utility model, the motor is arranged on the drying box, and the stirring rod and the stirring teeth are connected by the motor, so that the drying of raw materials is facilitated, and the downward flow of the raw materials is also facilitated.
3. The utility model uses hot air as a heat source, avoids the defect of continuous use of electric heating equipment, and is beneficial to long-time work.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
FIG. 2 is a schematic view of the internal structure of the hot air box according to the present utility model.
FIG. 3 is a schematic view of the structure of the stirring rod of the utility model.
Wherein: 1. the device comprises a feeding hopper, 2, a drying box, 3, a hot air box, 4, an air baffle, 5, fins, 6, a bracket, 7, an air inlet, 8, stirring teeth, 9, a stirring rod, 10, a motor, 11 and an air outlet.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
The raw material dryer for cement production shown in fig. 1, 2 and 3 comprises a feed hopper 1, a drying box 2 is fixedly connected to the lower part of the feed hopper 1, a hot air box 3 is fixedly connected to the bottom of the drying box 2, an air inlet 7 is formed in the lower part of the hot air box 3, an air outlet 11 is formed in the upper part of the hot air box, a plurality of air isolation plates 4 and fins 5 are fixedly connected to the inner surface of the hot air box 3, the upper end and the lower end of each air isolation plate 4 are fixedly connected with the upper inner surface and the lower inner surface of the hot air box 3, one side of each air isolation plate is fixedly connected with the inner wall of one side of the hot air box 3, an opening is formed between the other side of each air isolation plate and the side wall of the hot air box 3, two adjacent air isolation plates 4 are arranged in a staggered mode, the fins 5 are fixedly connected with the top of the hot air box 3, and the drying box 2 is obliquely downwards arranged by taking the feed hopper 1 as a starting point.
Wherein: the bottom plate of the drying box 2 and the bottom plate of the hot air box 3 are the same plate or are tightly connected, so that heat conduction is facilitated.
It should be noted that, in cement manufacturing enterprises, the main manufacturing equipment is cement kiln, so heat exchangers or other heat exchange equipment are common.
In order to facilitate the drying of the raw materials, the drying oven also comprises a plurality of motors 10, and the output end of each motor 10 penetrates through the drying oven 2 and is fixedly connected with the stirring rod 9.
In order to facilitate stirring, a plurality of stirring teeth 8 are fixedly connected to the stirring rod 9.
In order to enable the dryer to be stably arranged, the bottom of the hot air box 3 is fixedly connected with a bracket 6.
The specific working process of the utility model is as follows:
during operation, the air inlet 7 and the air outlet 11 are connected with the heat exchange pipe of the heat exchanger or the smoke outlet pipe of the kiln, raw materials for cement production are put into the feed hopper 1 by using conveying equipment, the raw materials enter the drying box 2, hot air passes through the hot air box 3, the air channel formed by the air isolation plate 4 enables hot air to heat the bottom of the whole drying box 2, the fins 5 enable hot air to have better heat transfer efficiency, the motor 10 is started at the moment, the stirring rod 9 is driven to rotate, the stirring teeth 8 on the stirring rod 9 stir the raw materials, so that the raw materials can transfer heat better with the bottom of the drying box 2, and meanwhile, the raw materials are prevented from being accumulated inside the drying box 2, so that the raw materials can move inside the drying box by virtue of gravity.
In this process, the bracket 6 plays a supporting role.
It should be noted that 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a raw materials desiccator for cement manufacture, includes feeder hopper (1), its characterized in that: the utility model discloses a hot air box, including feeder hopper (1), hot air box (3), air inlet (7), air outlet (11), inside fixedly connected with air barrier (4) and fin (5) have been seted up to feeder hopper (1) lower part fixedly connected with stoving case (2), stoving case (2) bottom fixedly connected with hot air box (3), air inlet (7), air outlet (11) have been seted up on upper portion, inside fixedly connected with a plurality of air barriers (4) and fin (5), every air barrier (4) upper and lower both ends with internal surface fixed connection about hot air box (3), one side with one side inner wall fixed connection of hot air box (3), the opposite side with be equipped with the opening between the lateral wall of hot air box (3), and adjacent two air barrier (4) crisscross setting, fin (5) with top fixed connection of hot air box (3), stoving case (2) use feeder hopper (1) are the start point slope downwards.
2. A raw material dryer for cement production according to claim 1, characterized in that: the drying box also comprises a plurality of motors (10), and the output end of each motor (10) penetrates through the drying box (2) and is fixedly connected with the stirring rod (9).
3. A raw material dryer for cement production according to claim 2, characterized in that: a plurality of stirring teeth (8) are fixedly connected to the stirring rod (9).
4. A raw material dryer for cement production according to claim 1, characterized in that: the bottom of the hot air box (3) is fixedly connected with a bracket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904429.4U CN220418010U (en) | 2023-07-19 | 2023-07-19 | Raw material dryer for cement production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904429.4U CN220418010U (en) | 2023-07-19 | 2023-07-19 | Raw material dryer for cement production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220418010U true CN220418010U (en) | 2024-01-30 |
Family
ID=89647522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321904429.4U Active CN220418010U (en) | 2023-07-19 | 2023-07-19 | Raw material dryer for cement production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220418010U (en) |
-
2023
- 2023-07-19 CN CN202321904429.4U patent/CN220418010U/en active Active
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