CN220153234U - Rotary kiln material conveying structure - Google Patents
Rotary kiln material conveying structure Download PDFInfo
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- CN220153234U CN220153234U CN202321479104.6U CN202321479104U CN220153234U CN 220153234 U CN220153234 U CN 220153234U CN 202321479104 U CN202321479104 U CN 202321479104U CN 220153234 U CN220153234 U CN 220153234U
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- rotary kiln
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- 239000000463 material Substances 0.000 title claims abstract description 91
- 238000007599 discharging Methods 0.000 claims abstract description 48
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 7
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Screw Conveyors (AREA)
Abstract
The utility model relates to the field of rotary kilns, and particularly discloses a rotary kiln material conveying structure which comprises a spiral feeding pipe, a spiral unit pipe and a spiral discharging pipe; a plurality of spiral unit pipes are fixedly connected on the spiral feed pipe in a communicating way; the upper end of the spiral unit pipe is fixedly connected with a spiral discharging pipe; spiral blades are fixedly connected to the inner walls of the spiral feeding pipe and the spiral unit pipe; the spiral feeding pipe, the spiral unit pipe and the spiral discharging pipe are externally connected with the power device to rotate, and then the spiral blades are driven to rotate, so that the materials are pushed to advance, and as long as the materials are continuously injected, the materials are conveyed forward in the rotating process after entering the spiral feeding pipe, the spiral unit pipe and the spiral discharging pipe due to the rotation of the spiral blades, and are evenly separated and stir-fried through the stir-frying plate, the problems of material accumulation and uneven heating are solved, and the problem that the materials cannot be evenly heated due to the fact that the materials cannot be scattered when the materials are conveyed by the conventional conveying pipe is solved.
Description
Technical Field
The utility model relates to the field of rotary kilns, in particular to a rotary kiln material conveying structure.
Background
The rotary kiln refers to a rotary calcining kiln (commonly called a rotary kiln), has an appearance similar to that of a rotary kiln, is also called a rotary kiln, and belongs to the class of building material equipment; the rotary kiln can be divided into a cement kiln, a metallurgical chemical kiln and a lime kiln according to different materials to be treated; classification of rotary kiln: the kiln is divided into a variable-diameter rotary kiln and an drift diameter rotary kiln according to the shape, and is divided into a cement rotary kiln, a ceramsite sand rotary kiln, a kaolin rotary kiln, a lime rotary kiln and the like according to the application, and is divided into a fuel gas rotary kiln, a coal-fired rotary kiln and a mixed fuel rotary kiln according to different energy supply effects.
The Chinese patent publication No. CN105333727A discloses a continuous high-efficiency rotary kiln on 2016-02-17 days, which comprises a rotary kiln body, wherein two ends of the kiln body are respectively provided with a feed inlet and a discharge outlet; the kiln body is internally provided with a preheating section, a high-temperature roasting section and a forced cooling section along the material flowing direction, a combustion air pipe for conveying fuel gas and combustion air is inserted into the discharge port end of the kiln body, the combustion air pipe is connected with a combustion nozzle, and the combustion nozzle extends into the high-temperature roasting section; the preheating section and the high-temperature roasting section of the kiln body comprise a metal shell layer and a heat-resistant material layer from outside to inside, and the forced cooling section of the kiln body is a stainless steel shell. The utility model can avoid the problems that the refractory bricks (casting materials) of the cylinder body are easy to damage due to higher temperature of the discharge hole of the kiln cylinder and the metal parts at the end parts are easy to generate rust due to high temperature, is beneficial to prolonging the service life of equipment, heating combustion-supporting air, saving energy and reducing consumption, does not need to be cooled after the fired product is discharged from the kiln, does not need a cooler, reduces equipment investment and is beneficial to continuous production.
However, the disclosed scheme has the defects that in the use process of the rotary furnace body of the conventional rotary kiln, the furnace body needs to be inclined at an angle of 1-2 degrees with the horizontal plane, and materials smoothly slide down to a discharge hole from the feed hole by utilizing the action of gravity, however, due to the characteristics of the materials and the problems of the inclination angle, the phenomena of clamping, stacking and the like can occur.
Disclosure of Invention
The utility model aims to solve the technical problems that in the use process of the rotary furnace body of the conventional rotary kiln, the furnace body needs to form an inclination angle of 1-2 degrees with the horizontal plane, and materials smoothly slide down to a discharge hole from a feed hole by utilizing the action of gravity, but phenomena such as material clamping and stacking occur due to the characteristics of the materials and the inclination angle.
In order to achieve the above object, the present utility model is realized by the following technical scheme;
the utility model relates to a rotary kiln material conveying structure, which comprises a spiral feeding pipe, a spiral unit pipe and a spiral discharging pipe; a plurality of spiral unit pipes are fixedly connected on the spiral feed pipe in a communicating way; the upper end of the spiral unit pipe is fixedly connected with a spiral discharging pipe; spiral blades are fixedly connected to the inner walls of the spiral feeding pipe and the spiral unit pipe; a plurality of stir-frying plates are fixedly connected on the inner walls of the spiral feeding pipe and the spiral unit pipe in a surrounding manner; during operation, rotate through spiral inlet pipe, spiral unit pipe and spiral discharging pipe external power device, then drive helical blade and rotate to promote the material and advance, as long as follow-up continuous injection material, the material is preceding carrying owing to rotatory helical blade in rotatory in-process material after getting into spiral inlet pipe, spiral unit pipe and spiral discharging pipe, and evenly separate the material and stir-fry through stir-fry the flitch, solve the material and pile up and be heated inhomogeneous problem, solved current conveyer pipe and carried the material and can't break up the problem of the even heating of material.
Further, a plurality of frying plates are fixedly connected on the inner wall of the spiral discharging pipe at intervals; during operation, through the inner wall interval rigid coupling at spiral discharging pipe has a plurality of stir-fry flitch for can stir the material through stir-fry flitch when spiral discharging pipe discharge material, the in-process of circular motion, make even discharge.
Furthermore, the spiral feeding pipe, the spiral unit pipe, the spiral discharging pipe, the stir-frying plate and the spiral blade are all made of three-six stainless steel; during operation, through spiral inlet pipe, spiral unit pipe, spiral discharging pipe, stir-fry flitch and the helical blade that three-six stainless steel made for under adverse circumstances such as high temperature high humidity, do not take place the reaction with the material, guarantee the exact of material reaction.
Further, the axes of the spiral feeding pipe, the spiral unit pipe and the spiral discharging pipe are parallel to the ground; during operation, through the axis parallel ground of spiral inlet pipe, spiral unit pipe and spiral discharging pipe for the removal speed of material in spiral inlet pipe, spiral unit pipe and spiral discharging pipe is by the rotation speed control of spiral inlet pipe, spiral unit pipe and spiral discharging pipe, and rotation speed is big, and removal speed is fast, makes the time that the material moved in spiral inlet pipe, spiral unit pipe and spiral discharging pipe of control that can be accurate, thereby can obtain best heating time and heating uniformity.
Further, the number of the stir-frying plates is not less than one; during operation, through encircle the rigid coupling on spiral inlet pipe and spiral unit pipe inner wall and have not less than one stir-fry flitch for when spiral inlet pipe and spiral unit pipe are rotatory, can block that the material is even remove on spiral inlet pipe and spiral unit pipe inner wall, thereby can play the function of stirring, make the material remove the distance at spiral inlet pipe and spiral unit intraductal more greatly, the material obtains stirring's effect, makes the heating more even, and when stir-fry the quantity of flitch and increase in two, three, four, five, six and seven within limits simultaneously, stirring effect increase.
The rotary kiln material conveying structure provided by the utility model has the following beneficial effects:
1. according to the utility model, the spiral feeding pipe, the spiral unit pipe and the spiral discharging pipe are externally connected with a power device to rotate, and then the spiral blades are driven to rotate, so that the material is pushed to advance, and as long as the material is continuously injected subsequently, the material is conveyed forward in the rotation process due to the rotation of the spiral blades after entering the spiral feeding pipe, the spiral unit pipe and the spiral discharging pipe, and the material is uniformly separated and stir-fried through the stir-frying plate, so that the problems of non-uniform accumulation and heating of the material are solved, and the problem that the material cannot be uniformly scattered and heated when the material is conveyed by the conventional conveying pipe is solved;
2. according to the utility model, the plurality of stir-frying plates are fixedly connected to the inner wall of the spiral discharge pipe at intervals, so that the materials can be stirred in the process of circular movement when the materials are discharged from the spiral discharge pipe through the stir-frying plates, and the materials can be uniformly discharged.
Drawings
The following describes the embodiments of the present utility model in further detail with reference to the drawings;
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a semi-sectional structure of the present utility model;
fig. 3 is an enlarged schematic view of the structure at a in fig. 2.
The reference numerals in the figures illustrate: 1. a spiral feed tube; 2. a spiral unit pipe; 3. a spiral discharging pipe; 4. a stir-frying plate; 5. helical blades.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The following description of the technical solutions in the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the embodiments of the present utility model, all directional indicators (such as up-down-left-right-front-rear … …) are merely used to explain the relative positional relationship between the components, motion, etc. in a specific posture (as shown in the drawings), if the specific posture is changed, the directional indicators correspondingly change, and the connection may be a direct connection or an indirect connection.
Referring to fig. 1-3, a rotary kiln material conveying structure comprises a spiral feeding pipe 1, a spiral unit pipe 2 and a spiral discharging pipe 3; a plurality of spiral unit pipes 2 are fixedly connected on the spiral feed pipe 1 in a communicating way; the upper end of the spiral unit pipe 2 is fixedly connected with a spiral discharging pipe 3; spiral blades 5 are fixedly connected to the inner walls of the spiral feeding pipe 1 and the spiral unit pipe 2; a plurality of stir-frying plates 4 are fixedly connected on the inner walls of the spiral feeding pipe 1 and the spiral unit pipe 2 in a surrounding manner; during operation, rotate through spiral inlet pipe 1, spiral unit pipe 2 and spiral discharging pipe 3 external power device, then drive helical blade 5 and rotate to promote the material and advance, as long as follow-up continuous injection material, the material is in the rotatory in-process material forward transport owing to rotatory helical blade 5 after entering spiral inlet pipe 1, spiral unit pipe 2 and spiral discharging pipe 3, and stir-fry the flitch 4 with the even separately and stir-fry of material, the material is piled up and the inhomogeneous problem of being heated has been solved, the problem that the material even heating can not be broken up to current conveyer pipe transport material is solved.
A plurality of frying plates 4 are fixedly connected to the inner wall of the spiral discharging pipe 3 at intervals; during operation, through the inner wall interval rigid coupling at spiral discharging pipe 3 have a plurality of stir-fry flitch 4 for can stir the material through stir-fry flitch 4 in the in-process stirring material of spiral discharging pipe 3 when discharging the material, make even discharge.
The spiral feeding pipe 1, the spiral unit pipe 2, the spiral discharging pipe 3, the stir-frying plate 4 and the spiral blade 5 are all made of three-six stainless steel; during operation, the spiral feeding pipe 1, the spiral unit pipe 2, the spiral discharging pipe 3, the stir-frying plate 4 and the spiral blade 5 which are made of three-six stainless steel are used for preventing reaction with materials and ensuring the correctness of material reaction under severe environments such as high temperature, high humidity and the like.
The axes of the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3 are parallel to the ground; during operation, through the axis parallel ground of spiral inlet pipe 1, spiral unit pipe 2 and spiral discharging pipe 3 for the velocity of movement of material in spiral inlet pipe 1, spiral unit pipe 2 and spiral discharging pipe 3 is controlled by the rotation speed of spiral inlet pipe 1, spiral unit pipe 2 and spiral discharging pipe 3, and rotation speed is big, and the velocity of movement is fast, makes the time that the material moved in spiral inlet pipe 1, spiral unit pipe 2 and spiral discharging pipe 3 of control that can be accurate, thereby can obtain the best heating time and heat evenly.
The number of the stir-frying plates 4 is not less than one; during operation, through encircle the rigid coupling on spiral inlet pipe 1 and spiral unit pipe 2 inner wall and have not less than one stir-fry flitch 4 for when spiral inlet pipe 1 and spiral unit pipe 2 are rotatory, can block that the material is even to remove on spiral inlet pipe 1 and spiral unit pipe 2 inner wall, thereby can play the function of stirring, make the material at spiral inlet pipe 1 and the inside removal distance of spiral unit pipe 2 bigger, the material obtains stirring's effect, make the heating more even, when stir-fry flitch 4's quantity is increased in two, three, four, five, six and seven within range simultaneously, stirring effect increase.
By adopting the scheme, when the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3 are externally connected with a power device for rotation, and then the spiral blade 5 is driven to rotate, so that the material is pushed to advance, and as long as the material is continuously injected subsequently, the material is conveyed forwards in the rotating process due to the rotation of the spiral blade 5 after entering the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3, and the material is uniformly separated and stir-fried through the stir-frying plate 4, so that the problems of material accumulation and uneven heating are solved, and the problem that the material cannot be uniformly scattered and heated when the material is conveyed by the conventional conveying pipe is solved; a plurality of stir-frying plates 4 are fixedly connected to the inner wall of the spiral discharge pipe 3 at intervals, so that materials can be stirred in the process of circular movement when the materials are discharged from the spiral discharge pipe 3 through the stir-frying plates 4, and the materials can be uniformly discharged; the spiral feeding pipe 1, the spiral unit pipe 2, the spiral discharging pipe 3, the stir-frying plate 4 and the spiral blade 5 which are made of three-six stainless steel are adopted, so that the spiral feeding pipe does not react with materials in severe environments such as high temperature, high humidity and the like, and the correctness of material reaction is ensured; the axes of the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3 are parallel to the ground, so that the moving speed of materials in the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3 is controlled by the rotating speeds of the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3, the rotating speed is high, the moving speed is high, and the moving time of the materials in the spiral feeding pipe 1, the spiral unit pipe 2 and the spiral discharging pipe 3 can be accurately controlled, so that the optimal heating time and the optimal heating uniformity can be obtained; through encircle the rigid coupling on spiral inlet pipe 1 and spiral unit pipe 2 inner wall and have not less than one stir-fry flitch 4 for when spiral inlet pipe 1 and spiral unit pipe 2 are rotatory, can block that the material is even to remove on spiral inlet pipe 1 and spiral unit pipe 2 inner wall, thereby can play the function of stirring, make the material at the inside removal distance of spiral inlet pipe 1 and spiral unit pipe 2 bigger, the material obtains stirring effect, makes the heating more even, and when stir-fry flitch 4's quantity is in two, three, four, five, six and seven in-scope increase simultaneously, stirring effect increase.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (5)
1. The utility model provides a rotary kiln material conveying structure which characterized in that; comprises a spiral feeding pipe (1), a spiral unit pipe (2) and a spiral discharging pipe (3); a plurality of spiral unit pipes (2) are fixedly connected on the spiral feed pipe (1) in a communicating way; the upper end of the spiral unit pipe (2) is fixedly connected with a spiral discharging pipe (3); spiral blades (5) are fixedly connected to the inner walls of the spiral feeding pipe (1) and the spiral unit pipe (2); a plurality of stir-frying plates (4) are fixedly connected on the inner walls of the spiral feeding pipe (1) and the spiral unit pipe (2) in a surrounding way.
2. The rotary kiln material conveying structure according to claim 1, wherein: the inner wall of the spiral discharging pipe (3) is fixedly connected with a plurality of frying plates (4) at intervals.
3. The rotary kiln material conveying structure according to claim 2, wherein: the spiral feeding pipe (1), the spiral unit pipe (2), the spiral discharging pipe (3), the stir-frying plate (4) and the spiral blade (5) are all made of three-six stainless steel.
4. A rotary kiln material conveying structure according to claim 3, wherein: the axes of the spiral feeding pipe (1), the spiral unit pipe (2) and the spiral discharging pipe (3) are parallel to the ground.
5. The rotary kiln material conveying structure according to claim 1, wherein: the number of the stir-frying plates (4) is not less than one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321479104.6U CN220153234U (en) | 2023-06-09 | 2023-06-09 | Rotary kiln material conveying structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321479104.6U CN220153234U (en) | 2023-06-09 | 2023-06-09 | Rotary kiln material conveying structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220153234U true CN220153234U (en) | 2023-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321479104.6U Active CN220153234U (en) | 2023-06-09 | 2023-06-09 | Rotary kiln material conveying structure |
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| Country | Link |
|---|---|
| CN (1) | CN220153234U (en) |
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2023
- 2023-06-09 CN CN202321479104.6U patent/CN220153234U/en active Active
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