CN202254763U - Material hoisting device of rotary kiln - Google Patents
Material hoisting device of rotary kiln Download PDFInfo
- Publication number
- CN202254763U CN202254763U CN 201120314603 CN201120314603U CN202254763U CN 202254763 U CN202254763 U CN 202254763U CN 201120314603 CN201120314603 CN 201120314603 CN 201120314603 U CN201120314603 U CN 201120314603U CN 202254763 U CN202254763 U CN 202254763U
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- China
- Prior art keywords
- cylindrical shell
- pushing plate
- helical form
- form pushing
- material unit
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Abstract
The utility model discloses a material hoisting device of a rotary kiln, wherein the rotary kiln is a hollow cylinder body (1); the material hoisting device of the rotary kiln comprises a plurality of material hoisting plates (2) fixed on an interior wall of the cylinder body (1); the material hoisting device also comprises a spiral propelling plate (3) arranged on the interior wall of the cylinder body (1). By said scheme, the material hoisting device of the utility model is capable of promoting the overturn of the material and accelerating the diffusion of gas so as to greatly increase the contact area between the material and reducing gas and increase the productivity of the rotary kiln. Additionally, the spiral propelling plate is capable of inhibiting the material of small volume from being taken away by the reducing gas during a reduction process.
Description
Technical field
The utility model relates to metallurgical technology field, more particularly, relates to a kind of raising material unit that is applied in the revolution cellar for storing things.
Background technology
At present, in production industries such as building materials, metallurgy, chemical industry, the processing of machinery, chemistry etc. is carried out to solid material in the revolution cellar for storing things that is widely used.Rotary kiln takes the lead in being applied in the manufacture of cement, and the use at revolution cellar for storing things has promoted the development of cement industry greatly.After this, rotary kiln is generalized in other industrial classes, becomes the nucleus equipment in the corresponding production gradually, in all departments produce, is bringing into play important effect.
The V that is used for smelting ferrovanadium, vanadium nitrogen with manufacturing
2O
3Reduction reaction be example; In the also original production of the metal of field of metallurgy; Through using the revolution cellar for storing things that the material to be restored (APV) of this revolution cellar for storing things raising material unit of entering is rotated; And material is contacted with reducing gas (being generally coal gas) carry out reduction reaction, finally obtain reduzate as product.
Among this; The main body at revolution cellar for storing things is generally and is used to bear the also cylindrical shell of the hollow of convey materials; This cylindrical shell generally includes feed end, discharge end and the mid portion between feed end and discharge end; Wherein, feed end is positioned at the side near the stock ground that is used to store material, and discharge end is positioned at the side near discharging opening.Generally speaking; Material to be restored is transported to the feed end of cylindrical shell, is accompanied by the gyration at revolution cellar for storing things, material upset and move to the discharge end of cylindrical shell gradually that (feed end is a little more than discharge end in the revolution cellar for storing things; Realize that material moves), and finally outside discharge end is expelled to the revolution cellar for storing things.In whole process, reducing gas gets into from discharge end, makes that like this direction of motion of the flow direction and material of gas is just opposite, and material in the process that contacts reduction reaction takes place with reducing gas, makes material be reduced into reduzate.
In reduction reaction, the area that material contacts with coal gas directly influences the also efficient of original production, and existing technical scheme has restricted the lifting of the efficient of reduction reaction owing to materials overturning is abundant inadequately.In addition, because the flow direction of reducing gas is opposite with the direction of motion of material usually, in the process of carrying out reduction reaction, the less material particles of volume can be taken away by reduced gas, can cause material particles to get into the obstruction that the gas outlet pipe road causes pipeline like this.
Therefore, a kind of technical scheme that can improve the production efficiency at revolution cellar for storing things and overcome above-mentioned defective need be provided.
The utility model content
The purpose of the utility model is to provide a kind of raising material unit that is applied in the revolution cellar for storing things, and this raising material unit can improve the production efficiency at revolution cellar for storing things, and makes material be difficult for reduced gas to take away.
To achieve these goals; The utility model provides a kind of raising material unit that turns round the cellar for storing things; The cylindrical shell that this revolution cellar for storing things is provided with for hollow, wherein, the raising material unit at this revolution cellar for storing things comprises a plurality of lifting blades on the inwall that is fixed on said cylindrical shell; It is characterized in that this raising material unit also comprises the helical form pushing plate on the inwall that is arranged on said cylindrical shell.
Preferably, said helical form pushing plate can be set to extend along the length direction of said cylindrical shell.
Preferably, can be provided with the breach that supplies said a plurality of lifting blades to pass on the said helical form pushing plate.
Preferably, the width of said lifting blade can be 1/4～3/4 of said helical form pushing plate width.
Preferably, the material of said helical form pushing plate use is identical with the material that said a plurality of lifting blades and said cylindrical shell use.
Preferably, said lifting blade can be soldered on the inwall of said cylindrical shell.
Preferably, said helical form pushing plate can be soldered on the inwall of said cylindrical shell.
The advantage of the utility model is; Through in the raising material unit at revolution cellar for storing things, setting up the helical form pushing plate; The helical form pushing plate can drive the further upset of material and quicken the diffusion of gas, thereby significantly increases the contact area of material and reducing gas, improves the production efficiency that revolution is stored.In addition, the helical form pushing plate can also hinder the less material of volume the reduction process in reduced gas take away.
Description of drawings
Fig. 1 is the sectional view of the raising material unit of the utility model;
Fig. 2 is the side cross-sectional, view of the raising material unit of the utility model;
Fig. 3 is the side cross-sectional, view of the helical form pushing plate of the utility model.
Reference numeral
1: cylindrical shell
2: lifting blade
3: the helical form pushing plate
4: breach
The specific embodiment
Describe in detail with reference to the specific embodiment of accompanying drawing below the utility model.
As shown in Figure 1; The utility model provides a kind of raising material unit that turns round the cellar for storing things; The main body at revolution cellar for storing things is the cylindrical shell 1 of hollow, wherein, also comprises a plurality of lifting blades 2 on the inwall that is fixed on cylindrical shell 1 at raising material unit; In addition, raising material unit also comprises the helical form pushing plate 3 on the inwall that is arranged on cylindrical shell 1.
Wherein, as shown in Figure 1, above-mentioned lifting blade 2 can be the long plate shape structure, and a plurality of lifting blades 2 are arranged on the length direction of whole cylindrical shell 1 and are fixed on the inwall of cylindrical shell 1.When rotary kiln is started working; Lifting blade 2 can be along with rotary kiln rotates; Drive the material that is positioned at cylindrical shell 1 bottom the middle and upper part of cylindrical shell 1 simultaneously, material is because the relation of self gravitation is scattering into the bottom of cylindrical shell 1 again from lifting blade 2 subsequently, and material overturns in this manner repeatedly; Be exposed in the reducing gas fully, thereby play the effect that increases material and reducing gas contact area.In addition, lifting blade 2 can also carry out disturbance to the reducing gas in the cylindrical shell, quickens the diffusion of reducing gas, increases the chance that material contacts with reducing gas, improves the efficient of reduction reaction.
The number of the lifting blade of the utility model can be for one, and is two or more, and when lifting blade was two or more, a plurality of lifting blades were uniformly-spaced arranged.For material is overturn equably, as shown in Figure 2, this embodiment preferably uses 4 upwards being mutually the lifting blade 2 that 90 degree are provided with week.
In addition; Except lifting blade 2; Also be provided with at least one helical form pushing plate 3 on the raising material unit at the revolution cellar for storing things of the utility model, this pushing plate is shape and spiral extension setting on the inwall of cylindrical shell 1 in the shape of a spiral, and the surface of helical form pushing plate 3 is fitted on the inwall of cylindrical shell 1; When the revolution cellar for storing things was rotated, helical form pushing plate 3 can drive material and slowly move to the direction of discharging opening.In addition, helical form pushing plate 3 can also in the process of revolution cellar for storing things upset, increase the touch opportunity between material and the material, like this, question response finishes the back just can access the bigger reduzate of volume.
Wherein, the number of helical form pushing plate 3 can for 1 also can be for a plurality of, and the pitch between adjacent panel does not limit yet in the helical form pushing plate 3.No doubt; The more little upset that can promote material more of pitch in the more perhaps helical form pushing plates 3 of the number of helical form pushing plate 3 between adjacent panel; But can the material carrying capacity of cylindrical shell 1 be impacted but then, so the utility model preferably is provided with independent helical form pushing plate 31 of cylindrical shell.
And when lifting blade 2 was provided with prior to helical form pushing plate 3, for the helical form pushing plate 3 that the back is provided with does not interfere with lifting blade 2, generally speaking, helical form pushing plate 3 was provided with the breach that supplies a plurality of lifting blades 2 to pass.For example, when the number of lifting blade was 4, each lifting blade 2 was mutually 90 degree each other and is provided with on cylindrical shell 1; As shown in Figure 3; Relative with the position of lifting blade, offer on the helical form pushing plate and be mutually the breach 4 that 90 degree are provided with, the size of breach 4 is fitted with the cross-sectional sizes of lifting blade mutually; So that after the helical form pushing plate obtains fixing, do not have the space between helical form pushing plate and the lifting blade.
Especially, the width of lifting blade 2 is set to 1/4～3/4 of helical form pushing plate 3 width.Purpose is set like this to be; When being driven by lifting blade 2 that material that upset kicks up receives that reducing gas blows and when the direction opposite with material movement moves; Helical form pushing plate 3 can stop in time that material continues to move and make material be deposited to the bottom of cylindrical shell again, thereby prevents that effectively the less material of volume from entering into exhaust outlet and blocking exhaust outlet.
In addition, because the effect difference that different materials expands with heat and contract with cold causes the inconsistent of material volume variation easily, and then cause using the lifting blade 2 of different materials and helical form pushing plate 3 to come off from the inwalls of cylindrical shell 1 easily.In order to prevent that this type of problem from occurring, the material of lifting blade 2 of the utility model and 3 uses of helical form pushing plate and the material that cylindrical shell 1 uses are consistent.
Satisfying under the prerequisite of intensity, lifting blade 2 can adopt variety of way to be fixed on the inwall of cylindrical shell 1 with helical form pushing plate 3, and lifting blade 2 in the utility model and helical form pushing plate 3 preferred weld are to the inwall of cylindrical shell 1.
Through such scheme, the raising material unit of the utility model can promote the upset of material and quicken the diffusion of reducing gas, thereby the contact-making surface that increases considerably material and reducing gas connects, and improves the production efficiency at revolution cellar for storing things.In addition, through in the cylindrical shell at reduction cellar for storing things, introducing the helical form pushing plate, the nutriment device of the utility model can also suppress the situation generation that the less material of volume is taken away at reduced gas in the process of using.
Preceding text combine the embodiment of the utility model to describe the raising material unit at the revolution that the utility model provided cellar for storing things, and still, this specification should be regarded as descriptive or indicative, rather than to the restriction of the utility model protection domain.For another example; About the revolution cellar for storing things that the utility model provided; The raising material unit that is primarily aimed at the related revolution cellar for storing things of the utility model in this specification is described; And omit or simplified the description to the necessary miscellaneous part in revolution cellar for storing things, as supporting and the support wheel of upset raising material unit and the motor that drives support wheel etc.When needs were combined with above-mentioned miscellaneous part, those skilled in the art can be with reference to existing each parts, and it is combined in the utility model, as long as can realize the goal of the invention of the utility model.
The utility model is not limited to the above-mentioned text description in the specification; Under the prerequisite that does not break away from the utility model essential scope; The above-mentioned characteristic of the utility model can combine separately and/or in combination in any suitable manner, thereby can make various modifications, replacement and variation.
Claims (7)
1. raising material unit that turns round the cellar for storing things; The cylindrical shell (1) that this revolution cellar for storing things is provided with for hollow; Wherein, The raising material unit at this revolution cellar for storing things comprises a plurality of lifting blades (2) on the inwall that is fixed on said cylindrical shell (1), it is characterized in that this raising material unit also comprises the helical form pushing plate (3) on the inwall that is arranged on said cylindrical shell (1).
2. raising material unit according to claim 1 is characterized in that, said helical form pushing plate (3) extends along the length direction of said cylindrical shell (1).
3. raising material unit according to claim 1 is characterized in that, said helical form pushing plate (3) is provided with the breach (4) that supplies said a plurality of lifting blades (2) to pass.
4. raising material unit according to claim 1 is characterized in that, the width of said a plurality of lifting blades (2) is 1/4～3/4 of said helical form pushing plate (a 3) width.
5. raising material unit according to claim 1 is characterized in that, said helical form pushing plate (3) is identical with the material that the material and the said cylindrical shell (1) of said a plurality of lifting blades (2) use use.
6. raising material unit according to claim 1 is characterized in that, said lifting blade cylindrical shell (2) is welded on the inwall of said cylindrical shell (1).
7. raising material unit according to claim 1 is characterized in that, said helical form pushing plate (3) is welded on the inwall of said cylindrical shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120314603 CN202254763U (en) | 2011-08-26 | 2011-08-26 | Material hoisting device of rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120314603 CN202254763U (en) | 2011-08-26 | 2011-08-26 | Material hoisting device of rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202254763U true CN202254763U (en) | 2012-05-30 |
Family
ID=46115995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120314603 Expired - Fee Related CN202254763U (en) | 2011-08-26 | 2011-08-26 | Material hoisting device of rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202254763U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894398A (en) * | 2015-06-16 | 2015-09-09 | 攀钢集团攀枝花钢钒有限公司 | Equipment and method for producing powdery vanadium oxide |
-
2011
- 2011-08-26 CN CN 201120314603 patent/CN202254763U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894398A (en) * | 2015-06-16 | 2015-09-09 | 攀钢集团攀枝花钢钒有限公司 | Equipment and method for producing powdery vanadium oxide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20160826 |