CN110790276A - Combined type phosphoric acid method activated carbon production rotary kiln - Google Patents
Combined type phosphoric acid method activated carbon production rotary kiln Download PDFInfo
- Publication number
- CN110790276A CN110790276A CN201911324122.5A CN201911324122A CN110790276A CN 110790276 A CN110790276 A CN 110790276A CN 201911324122 A CN201911324122 A CN 201911324122A CN 110790276 A CN110790276 A CN 110790276A
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- CN
- China
- Prior art keywords
- section
- activation
- carbonization
- rotary kiln
- phosphoric acid
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 48
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 230000004913 activation Effects 0.000 claims abstract description 58
- 238000003763 carbonization Methods 0.000 claims abstract description 41
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 10
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 8
- 239000010935 stainless steel Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000011449 brick Substances 0.000 claims abstract description 4
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 239000003610 charcoal Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003213 activating effect Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/39—Apparatus for the preparation thereof
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/342—Preparation characterised by non-gaseous activating agents
Abstract
The invention relates to a combined phosphoric acid method activated carbon production carbon activation rotary kiln, which comprises a carbonization section and an activation section, wherein the carbonization section and the activation section are obliquely arranged along the feeding direction, the diameters of the two sections are different, and the diameter of the carbonization section is larger than that of the activation section; the furnace head of the carbonization section is connected with the furnace tail of the activation section through a chute; the inner wall of the carbonization section is embedded with refractory bricks and is driven by a motor-speed reducer; besides the firebricks, a plurality of groups of L-shaped stainless steel material raising plates are also arranged on the inner wall of the activation section, and the rotation mechanism of the activation section is arranged on the base and is driven by a motor-speed reducing device; the chute is arranged in a common kiln hood of the carbonization section furnace head and the activation section furnace tail, and is made of temperature-resistant corrosion-resistant stainless steel.
Description
Technical Field
The invention relates to the technical field of activated carbon production, in particular to a combined type phosphoric acid method activated carbon production rotary kiln.
Background
The phosphoric acid is taken as an activating agent to prepare the activated carbon, and the activated carbon is gradually promoted to industrial production from laboratory tests in the late 80 s of China through years of practice. The product is widely applied to the traditional fields of chemical industry, metallurgy, medicine, food and the like;
at present, most of domestic industrial production carbon activation equipment is an external heating type intermittent operation furnace, the furnace type is manually operated, and the process parameter control is not stable enough, so that the product quality is influenced, and in addition, the labor intensity in production is high, and the energy consumption is high. In order to solve the problems, relevant experts and engineering technicians develop a new furnace type for continuous carbon activation production in recent years: an internal heating type and external heating type long converter. The split combined type technology emerging in recent years is a '2 + 1' mode, two carbonization rotary kilns and an activation rotary kiln are combined, carbonization generated by the two carbonization rotary kilns is activated by one activation rotary kiln, the mechanism of 'slow carbonization and fast activation' of activated carbon by a phosphoric acid method is met, and the quality of a produced product is better.
Disclosure of Invention
The invention aims to provide a transition-link-free combined phosphoric acid method activated carbon production rotary kiln.
The technical scheme adopted by the invention is as follows: a combined phosphoric acid method active carbon production charcoal activation rotary kiln, including carbonization and activation two-section, carbonization section and activation section are set up along its feeding direction slope, two-section diameter is different, carbonization section diameter is greater than activation section diameter; the furnace head of the carbonization section is connected with the furnace tail of the activation section through a chute; the inner wall of the carbonization section is embedded with refractory bricks and is driven by a motor-speed reducer; besides the firebricks, a plurality of groups of L-shaped stainless steel material raising plates are also arranged on the inner wall of the activation section, and the rotation mechanism of the activation section is arranged on the base and is driven by a motor-speed reducing device; the chute is arranged in a common kiln hood of the carbonization section furnace head and the activation section furnace tail, and is made of temperature-resistant corrosion-resistant stainless steel.
The inner diameter of the carbonization section is 1.8-2.6 meters.
The rotation speed of the carbonization section is 3-6 r/min.
The inner diameter of the activation section is 1.6-2.2 meters.
The activation section rotates at a speed of 1.5-4 rpm.
Bases are respectively arranged on two sides of the lower part of the kiln body of the carbonization section and the activation section, a circle of flange is arranged outside the kiln body of the carbonization section and the activation section, and the flange is tangent to a rotating roller on the base; the middle parts of the carbonization section and the activation section are respectively provided with a transmission gear which is respectively driven by a motor-speed reducer. And the end part of an output shaft of the motor-speed reducer is provided with a power output gear meshed with the transmission gear.
The base is rotatably connected with a rotating roller through a bearing seat, and two sides of the rotating roller are provided with limit grooves; the flange is limited in the limiting groove.
The carbonization section and the activation section of the whole set of rotary kiln adopt an asynchronous adjusting mode from top to bottom, and are particularly suitable for occasions with high quality requirements.
The invention has the beneficial effects that: the utility model provides a modular phosphoric acid method active carbon production charcoal activation rotary kiln, has both accorded with the mechanism of phosphoric acid method active carbon "slow carbomorphism is activated fast", and the product quality of production is better, has reduced "transition" link again, and the carbomorphism material need not to be carried to activation rotary kiln from carbomorphism rotary kiln through personnel and transport means and activates, can directly carry out the conversion through the chute, has practiced thrift manpower and materials, reduces energy consumption loss.
Drawings
FIG. 1 is a schematic view of the construction of the present invention.
FIG. 2 is a schematic view of the structure of the base and the flange.
Detailed Description
As shown in figure 1, the combined phosphoric acid method activated carbon production activation rotary kiln comprises a carbonization section 1 and an activation section 2, wherein the carbonization section 1 and the activation section 2 are obliquely arranged along the feeding direction, the diameters of the two sections are different, according to the production characteristics of phosphoric acid method activated carbon, the diameter of the carbonization section 1 is larger than that of the activation section, and the furnace head of the carbonization section 1 is connected with the furnace tail of the activation section 2 through a chute 4.
The inner diameter of the carbonization section 1 is 1.8-2.6 meters, and the inner wall is embedded with refractory bricks and driven by a motor-speed reducer 5, and the rotating speed is 3-6 r/min.
The inner diameter of the activation section 2 is 1.6-2.2 meters, a plurality of groups of L-shaped stainless steel lifting plates are arranged on the inner wall of the activation section, besides the firebricks are embedded, and a rotating mechanism of the activation section 2 is arranged on a base 6 and is driven by a motor-speed reducer 5 to rotate at the speed of 1.5-4 r/min.
The chute 4 is arranged in a common kiln hood 3 at the furnace head of the carbonization section 1 and the furnace tail of the activation section 2, and is made of temperature-resistant corrosion-resistant stainless steel.
As shown in fig. 2, the base 6 is rotatably connected with a rotating roller 6-2 through a bearing seat 6-1, and two sides of the rotating roller 6-2 are provided with limit grooves; the flange 7 is limited in the limiting groove.
The carbonization section 1 and the activation section 2 of the whole set of rotary kiln adopt an asynchronous adjustable mode from top to bottom, and are particularly suitable for occasions with high quality requirements.
Claims (8)
1. A combined phosphoric acid method active carbon production charcoal activation rotary kiln, wherein, including charring and activating two sections, the charring section sets up with activating section along its feeding direction slope, two sections diameter are different, the charring section diameter is greater than activating section diameter; the furnace head of the carbonization section is connected with the furnace tail of the activation section through a chute; the inner wall of the carbonization section is embedded with refractory bricks and is driven by a motor-speed reducer; besides the firebricks, a plurality of groups of L-shaped stainless steel material raising plates are also arranged on the inner wall of the activation section, and the rotation mechanism of the activation section is arranged on the base and is driven by a motor-speed reducing device; the chute is arranged in a common kiln hood of the carbonization section furnace head and the activation section furnace tail, and is made of temperature-resistant corrosion-resistant stainless steel.
2. The combined phosphoric acid process activated carbon production charcoal activation rotary kiln of claim 1, wherein the inner diameter of the carbonization section is 1.8-2.6 meters.
3. The combined phosphoric acid method activated carbon production charcoal activation rotary kiln of claim 1, wherein the rotation speed of the carbonization section is 3-6 r/min.
4. The combined phosphoric acid process activated carbon production charcoal activation rotary kiln of claim 1, wherein the inner diameter of the activation section is 1.6-2.2 meters.
5. The combined phosphoric acid process activated carbon production charcoal activation rotary kiln of claim 1, wherein the activation section rotates at a speed of 1.5-4 rpm.
6. The combined phosphoric acid method activated carbon production carbon activation rotary kiln of claim 1, wherein bases are respectively arranged on two sides of the lower part of the kiln body of the carbonization section and the activation section, a circle of flange is arranged outside the kiln body of the carbonization section and the activation section, and the flange is tangent to a rotating roller on the base; the middle parts of the carbonization section and the activation section are respectively provided with a transmission gear which is respectively driven by a motor-speed reducer;
the combined rotary kiln for producing carbon by activated carbon through a phosphoric acid method as claimed in claim 6, wherein the base is rotatably connected with a rotating roller through a bearing seat, and limiting grooves are arranged on two sides of the rotating roller; the flange is limited in the limiting groove.
7. The combined rotary kiln for producing activated carbon by phosphoric acid method as claimed in claim 6, wherein the end of the output shaft of the motor-speed reducer is provided with a power output gear engaged with the transmission gear.
8. The combined type rotary kiln for producing carbon by activated carbon through a phosphoric acid method as claimed in claim 1, wherein the carbonization section and the activation section of the whole rotary kiln are vertically adjusted in an asynchronous manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911324122.5A CN110790276A (en) | 2019-12-20 | 2019-12-20 | Combined type phosphoric acid method activated carbon production rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911324122.5A CN110790276A (en) | 2019-12-20 | 2019-12-20 | Combined type phosphoric acid method activated carbon production rotary kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110790276A true CN110790276A (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911324122.5A Pending CN110790276A (en) | 2019-12-20 | 2019-12-20 | Combined type phosphoric acid method activated carbon production rotary kiln |
Country Status (1)
| Country | Link |
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| CN (1) | CN110790276A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515158A (en) * | 2011-12-31 | 2012-06-27 | 福建省建瓯市芝星活性炭有限公司 | Variable-diameter split-type activated carbon production and carbon activation integrated ring kiln adopting phosphoric acid method |
| CN202379742U (en) * | 2011-12-31 | 2012-08-15 | 福建省建瓯市芝星活性炭有限公司 | Active carbon production and carbon activation integrated rotary kiln of reducing split type phosphoric acid process |
| CN211169866U (en) * | 2019-12-20 | 2020-08-04 | 徐州天正活性炭厂 | Combined type phosphoric acid method activated carbon production rotary kiln |
-
2019
- 2019-12-20 CN CN201911324122.5A patent/CN110790276A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515158A (en) * | 2011-12-31 | 2012-06-27 | 福建省建瓯市芝星活性炭有限公司 | Variable-diameter split-type activated carbon production and carbon activation integrated ring kiln adopting phosphoric acid method |
| CN202379742U (en) * | 2011-12-31 | 2012-08-15 | 福建省建瓯市芝星活性炭有限公司 | Active carbon production and carbon activation integrated rotary kiln of reducing split type phosphoric acid process |
| CN211169866U (en) * | 2019-12-20 | 2020-08-04 | 徐州天正活性炭厂 | Combined type phosphoric acid method activated carbon production rotary kiln |
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