CN212566827U - Static calcining equipment suitable for high-temperature dead burning of anhydrous calcium sulfate whisker product - Google Patents
Static calcining equipment suitable for high-temperature dead burning of anhydrous calcium sulfate whisker product Download PDFInfo
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- CN212566827U CN212566827U CN202021400048.9U CN202021400048U CN212566827U CN 212566827 U CN212566827 U CN 212566827U CN 202021400048 U CN202021400048 U CN 202021400048U CN 212566827 U CN212566827 U CN 212566827U
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Abstract
The utility model discloses a static calcining device suitable for high-temperature dead burning of anhydrous calcium sulfate whisker products, which comprises a calcining furnace body, wherein the calcining furnace body is divided into a calcining section positioned on the upper layer and a cooling section positioned on the lower layer, a channel communicated with the calcining section is arranged between the calcining section and the cooling section, a calcining conveyer belt is arranged in the calcining section, the channel is arranged below the tail end of the calcining conveyer belt, and a calcining device is arranged below the calcining conveyer belt; be provided with the cooling conveyer belt in the cooling zone, the below of cooling conveyer belt is provided with the induced air pipeline, and the induced air pipeline extends to calcining device's below through the below of cooling conveyer belt, the utility model discloses a two-layer design from top to bottom will calcine and the cooling combines together, has combined the continuous static calcination of belt furnace and the advantage that the rotary furnace takes up an area of for a short time.
Description
Technical Field
The utility model relates to a calcining equipment, in particular to anhydrous calcium sulfate whisker product calcining equipment.
Background
Most of the existing powder materials do not need high-temperature calcination, and anhydrous calcium sulfate whisker products need to be calcined at a high temperature of 700 ℃ due to the particularity of the products, so that crystal lattices of the anhydrous calcium sulfate whiskers become stable, and the product performance can become stable.
At present, most of calcining equipment for the production process of calcium sulfate whiskers is a rotary furnace, a muffle furnace and the like, and has the following problems:
firstly, a rotary furnace and a muffle furnace belong to intermittent production equipment, multiple furnaces are required for production in a matching way, and the process is complex;
secondly, the rolling operation of the rotary furnace equipment can damage the structure of the calcium sulfate whisker product and influence the product performance;
and thirdly, when the rotary furnace and the muffle furnace are used for feeding and discharging materials, the heating and cooling energy consumption of the equipment and the materials is large, and the operating risk of personnel is large.
The belt calcining furnace can realize continuous static calcining and has the following problems:
firstly, the steel belt is easy to corrode at high temperature in a high chloride ion environment;
secondly, the temperature rise and reduction process is long, the equipment length is long, and the occupied area is large;
and frequent temperature rise and fall easily cause the damage of the steel strip caused by thermal expansion and cold contraction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a static calcining device which is suitable for the high-temperature dead burning of anhydrous calcium sulfate whisker products, can realize the continuous production process and has simple process; and the belt type static calcination is adopted, so that the structure of the product cannot be damaged, and the quality of the product is ensured.
The purpose of the utility model is realized like this: a static calcining device suitable for high-temperature dead burning of anhydrous calcium sulfate whisker products comprises a calcining furnace body, wherein the calcining furnace body is divided into a calcining section positioned on the upper layer and a cooling section positioned on the lower layer, a channel communicated with the calcining section is formed between the calcining section and the cooling section, a calcining conveyer belt is arranged in the calcining section, the channel is arranged below the tail end of the calcining conveyer belt, and a calcining device is arranged below the calcining conveyer belt; and a cooling conveyer belt is arranged in the cooling section, an air guide pipeline is arranged below the cooling conveyer belt, and the air guide pipeline extends to the lower part of the calcining device through the lower part of the cooling conveyer belt.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model realizes the continuous production process by setting the double-layer design, and has simple process; in addition, the belt type static calcining of the utility model can not damage the structure of the product, thereby ensuring the product quality; the utility model does not need the process of temperature rise and temperature reduction, the upper layer is calcined at constant temperature, the lower layer is cooled, the energy consumption is low, and the manual operation is not needed; the utility model has the advantages that the continuous reaction can realize basic constant temperature of the upper layer and the lower layer, and avoids the damage of expansion and contraction due to frequent temperature rise and fall of the steel belt; meanwhile, the double-layer structure design is adopted, and the occupied area is small.
As a further limitation of the utility model, the air inducing pipeline is arranged below the calcining device through the channel. In order to make the layout of the induced draft pipeline more convenient.
As a further limitation of the utility model, the calcining device comprises a plurality of igniters arranged below the calcining conveying belt, and the bottoms of the igniters are connected with a gas pipeline.
As a further limitation of the present invention, the calcining device includes a plurality of electric heating pipes disposed below the calcining conveyor belt.
In order to improve the heat efficiency, the inner wall of the calcining section in the calcining furnace is provided with a heat insulating layer.
As a further limitation of the utility model, an exhaust duct is arranged at the top of the calcining section in the calcining furnace.
As a further limitation of the utility model, the induced draft pipeline is parallel to the calcining conveying belt and the cooling conveying belt.
As a further limitation of the utility model, the calcining conveyer belt is made of a 316L stainless steel belt. The high-temperature chloride ion corrosion resistance of the 316L steel strip is good.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.
The device comprises a furnace body 1, a calcining section 11, a cooling section 12, a channel 13, a calcining conveying belt 2, a cooling conveying belt 3, an igniter 4, an air guide pipeline 5, an exhaust pipeline 6 and an electric heating pipe 7.
Detailed Description
Example 1
As shown in fig. 1, the static calcining equipment suitable for high-temperature dead burning of anhydrous calcium sulfate whisker products comprises a calcining furnace body, wherein the calcining furnace body 1 is divided into a calcining section 11 positioned on the upper layer and a cooling section 12 positioned on the lower layer, a channel 13 communicated with the calcining section 11 and the cooling section 12 is arranged between the calcining section 11 and the cooling section 12, a calcining conveyor belt 2 is arranged in the calcining section 11, the channel 13 is arranged below the tail end of the calcining conveyor belt 2, and a calcining device is arranged below the calcining conveyor belt 2; be provided with cooling conveyer belt 3 in the cooling zone 12, the below of cooling conveyer belt 3 is provided with induced air pipeline 5, induced air pipeline 5 extends to calcining device's below through cooling conveyer belt 3's below, induced air pipeline 5 stretches into calcining device below setting through passageway 13, calcining device is including setting up a plurality of firearms 4 in calcining conveyer belt 2 below, 4 bottoms of some firearms are connected with the gas pipeline, 11 inner walls of calcining zone in the calcining furnace are provided with the heat insulation layer, 11 tops of calcining zone in the calcining furnace are provided with exhaust duct 6, induced air pipeline 5 all is on a parallel with and calcines conveyer belt 2, cooling conveyer belt 3, it adopts 316L stainless steel band to calcine conveyer belt 2.
Example 2
As shown in fig. 2, the static calcining device suitable for high-temperature dead burning of anhydrous calcium sulfate whisker products comprises a calcining furnace body 1, wherein the calcining furnace body 1 is divided into a calcining section 11 positioned on the upper layer and a cooling section 12 positioned on the lower layer, a channel 13 communicated with the calcining section 11 and the cooling section 12 is arranged between the calcining section 11 and the cooling section 12, a calcining conveyor belt 2 is arranged in the calcining section 11, the channel 13 is arranged below the tail end of the calcining conveyor belt 2, and a calcining device is arranged below the calcining conveyor belt 2; be provided with cooling conveyer belt 3 in the cooling zone 12, the below of cooling conveyer belt 3 is provided with induced air duct 5, and induced air duct 5 extends to calcining device's below through cooling conveyer belt 3's below, and induced air duct 5 stretches into calcining device below through passageway 13 and sets up, calcining device is including setting up a plurality of electric heating pipe 7 in calcining conveyer belt 2 below, and the 11 inner walls of calcining zone in the calcining furnace are provided with the heat insulating layer, and calcining zone 11 tops in the calcining furnace are provided with exhaust duct 6, and induced air duct 5 all is on a parallel with calcining conveyer belt 2, cooling conveyer belt 3, and calcining conveyer belt 2 adopts 316L stainless steel band.
The utility model adopts the upper and lower two-layer design, combines the calcination and the cooling, and combines the continuous static calcination of the belt furnace and the small occupation of land of the rotary furnace.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (8)
1. The static calcining equipment is characterized by comprising a calcining furnace body, wherein the calcining furnace body is divided into a calcining section positioned on the upper layer and a cooling section positioned on the lower layer, a channel communicated with the calcining section and the cooling section is arranged between the calcining section and the cooling section, a calcining conveyer belt is arranged in the calcining section, the channel is arranged below the tail end of the calcining conveyer belt, and a calcining device is arranged below the calcining conveyer belt; and a cooling conveyer belt is arranged in the cooling section, an air guide pipeline is arranged below the cooling conveyer belt, and the air guide pipeline extends to the lower part of the calcining device through the lower part of the cooling conveyer belt.
2. The static calcining apparatus for anhydrous calcium sulfate whisker product high-temperature dead burning according to claim 1, wherein the air inducing pipeline is arranged to extend into the lower part of the calcining apparatus through the channel.
3. The static calcining equipment for the high-temperature dead burning of the anhydrous calcium sulfate whisker products according to claim 1 or 2, wherein the calcining device comprises a plurality of igniters arranged below a calcining conveying belt, and the bottoms of the igniters are connected with gas pipelines.
4. The static calcining apparatus for high-temperature dead burning of anhydrous calcium sulfate whisker products according to claim 1 or 2, wherein the calcining device comprises a plurality of electric heating pipes arranged below the calcining conveyor belt.
5. The static calcining apparatus for anhydrous calcium sulfate whisker products subjected to high-temperature dead burning according to claim 1 or 2, wherein the inner wall of the calcining section in the calcining furnace is provided with a heat insulating layer.
6. The static calcining equipment for the high-temperature dead burning of the anhydrous calcium sulfate whisker products according to claim 1 or 2, characterized in that an exhaust duct is arranged at the top of the calcining section in the calcining furnace.
7. The static calcining equipment for the high-temperature dead burning of the anhydrous calcium sulfate whisker products according to claim 1 or 2, wherein the air inducing pipelines are parallel to the calcining conveying belt and the cooling conveying belt.
8. The static calcining equipment for the high-temperature dead burning of the anhydrous calcium sulfate whisker products according to claim 1 or 2, characterized in that the calcining conveyer belt is a 316L stainless steel belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021400048.9U CN212566827U (en) | 2020-07-16 | 2020-07-16 | Static calcining equipment suitable for high-temperature dead burning of anhydrous calcium sulfate whisker product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021400048.9U CN212566827U (en) | 2020-07-16 | 2020-07-16 | Static calcining equipment suitable for high-temperature dead burning of anhydrous calcium sulfate whisker product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212566827U true CN212566827U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021400048.9U Active CN212566827U (en) | 2020-07-16 | 2020-07-16 | Static calcining equipment suitable for high-temperature dead burning of anhydrous calcium sulfate whisker product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212566827U (en) |
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2020
- 2020-07-16 CN CN202021400048.9U patent/CN212566827U/en active Active
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Effective date of registration: 20230523 Address after: 225009 No.1, Wenhui West Road, Yangzhou Economic Development Zone, Jiangsu Province Patentee after: SINOPEC Group Patentee after: SINOPEC GROUP JIANGSU PETROLEUM EXPLORATION BUREAU Co.,Ltd. Patentee after: JIANGSU XINYUAN MINING Co.,Ltd. Address before: 225000 14 / F, building a, Greenland Fengchuang international, 50 Xiangyun Road, Hanjiang District, Yangzhou City, Jiangsu Province Patentee before: JIANGSU XINYUAN MINING Co.,Ltd. |