CN212482074U - Rotary furnace for producing phosphoric acid method active carbon by one-step method - Google Patents
Rotary furnace for producing phosphoric acid method active carbon by one-step method Download PDFInfo
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- CN212482074U CN212482074U CN202021051255.8U CN202021051255U CN212482074U CN 212482074 U CN212482074 U CN 212482074U CN 202021051255 U CN202021051255 U CN 202021051255U CN 212482074 U CN212482074 U CN 212482074U
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Abstract
The utility model provides a rotary furnace for producing phosphoric acid method active carbon by one-step method, wherein the whole body of the rotary furnace device is cylindrical, and the inside of the rotary furnace device is provided with a drying chamber, a carbonization chamber and an activation chamber from left to right in sequence; the left end of the rotary furnace device body is provided with a material inlet and a hot air outlet, and the right end is provided with a hot air inlet and a material outlet; the bottom of the rotary furnace device body is sequentially provided with the brackets with the same height and the same quantity, so that the rotary furnace device body and the horizontal plane form a certain angle. The utility model reasonably prolongs the drying time of the material in the rotary furnace body by arranging the baffle, enables the material to achieve better drying effect, and further stabilizes the quality of the active carbon; the device is inclined at a certain angle through the bracket, so that the occurrence of material blockage is effectively avoided; the temperature of the furnace head, the temperature of the furnace tail and the temperature of the activated material of the rotary furnace are monitored on line through the temperature sensor, so that the rotary furnace can safely, scientifically and effectively run.
Description
Technical Field
The utility model relates to a rotary furnace for producing phosphoric acid method activated carbon by a one-step method, which belongs to the field of activated carbon production equipment in the chemical field.
Background
The rotary furnace is thermal equipment for roasting, calcining or drying materials, a furnace body is a steel cylinder, a lining is made of refractory materials, and the furnace body is supported on a plurality of pairs of supporting rollers and has 3-6% of inclination. The furnace body is driven by a motor to slowly rotate through a gear, materials enter from a material inlet and pass through a drying chamber, a carbonization chamber and an activation chamber to obtain activated carbon, hot air enters from a hot air inlet of the activation chamber and passes through the carbonization chamber and the drying chamber in sequence, and after being fully contacted with the materials in each chamber, the hot air is finally discharged from a hot air outlet of the drying chamber to realize activation, carbonization and drying respectively. Because the temperature of activation, carbonization and drying has great difference, the reasonable utilization of heat is a win-win measure for realizing economic and environmental benefits. The structure of the furnace body of the existing rotary furnace is simple, the diameters of the furnace head and the furnace temperature are equal, the materials are not fully dried in the furnace body, and the materials are easy to block; meanwhile, the conventional rotary furnace does not have the function of monitoring the temperature of the activated material at the discharge port on line.
Disclosure of Invention
The utility model aims to overcome the defects of the prior rotary furnace structure and provide a rotary furnace for producing phosphoric acid method active carbon by one-step method.
The technical solution of the utility model is as follows: the rotary furnace for producing the phosphoric acid method activated carbon by the one-step method structurally comprises a first support, a second support, a third support, a fourth support, a hot air outlet, a material inlet, a drying chamber, a rotary furnace device body, a carbonization chamber, an activation chamber, a hot air inlet and a material outlet; the whole body of the rotary furnace device is cylindrical, the diameter of the furnace tail is larger than that of the furnace head, and the inside of the rotary furnace device is sequentially provided with a drying chamber, a carbonization chamber and an activation chamber from left to right, wherein the diameters of the drying chamber, the carbonization chamber and the activation chamber are sequentially reduced; the left end of the rotary furnace device body is provided with a material inlet and a hot air outlet, and the right end is provided with a hot air inlet and a material outlet; the bottom of the rotary furnace device body is sequentially provided with a fourth support, a third support, a second support and a first support from left to right, and the heights of the supports are sequentially and equivalently reduced, so that the rotary furnace device body and the horizontal plane form a certain angle.
Furthermore, a first baffle, a second baffle, a third baffle, a fourth baffle, a fifth baffle, a sixth baffle and a seventh baffle are arranged on the inner side of the drying chamber; the first baffle, the third baffle, the fifth baffle and the seventh baffle are sequentially and equidistantly arranged on the upper surface of the inner side of the drying chamber, and the lengths of the first baffle, the third baffle, the fifth baffle and the seventh baffle are sequentially and equivalently reduced; the second baffle, the fourth baffle and the sixth baffle are arranged on the lower surface of the inner side of the drying chamber at equal intervals in sequence, and the length of the second baffle, the fourth baffle and the sixth baffle is reduced by the same amount in sequence.
Furthermore, still be equipped with first temperature sensor, second temperature sensor and third temperature sensor on the rotary furnace device body, wherein first temperature sensor locates between furnace tail department material import and the hot air exitus, and second temperature sensor locates between furnace end department hot air import and the material exitus, and third temperature sensor locates the surface of material exitus.
Compared with the prior art, the utility model has the advantages of:
1) the baffle is arranged to reasonably prolong the drying time of the materials in the rotary furnace body, so that the materials can achieve a better drying effect, and the quality of the activated carbon is further stabilized;
2) the device is inclined at a certain angle through the bracket, so that the occurrence of material blockage is effectively avoided;
3) the temperature of the furnace head, the temperature of the furnace tail and the temperature of the activated material of the rotary furnace are monitored on line through the temperature sensor, so that the rotary furnace can safely, scientifically and effectively run;
4) the heat is efficiently utilized according to different stages of the material in the rotary furnace.
Drawings
FIG. 1 is a schematic structural diagram of a rotary furnace for producing phosphoric acid method activated carbon by one-step method.
In the figure, 1 is a first support, 2 is a second support, 3 is a third support, 4 is a fourth support, 5 is a hot air outlet, 6 is a first temperature sensor, 7 is a material inlet, 8 is a first baffle, 9 is a second baffle, 10 is a third baffle, 11 is a fourth baffle, 12 is a fifth baffle, 13 is a sixth baffle, 14 is a seventh baffle, 15 is a drying chamber, 16 is a rotary kiln device body, 17 is a carbonization chamber, 18 is an activation chamber, 19 is a hot air inlet, 20 is a second temperature sensor, 21 is a material outlet, and 22 is a third temperature sensor.
Detailed Description
The technical scheme of the utility model is further explained in the following with the attached drawings. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation to be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral part; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The rotary furnace for producing phosphoric acid method activated carbon by one-step method as shown in fig. 1 structurally comprises a first support 1, a second support 2, a third support 3, a fourth support 4, a hot air outlet 5, a material inlet 7, a drying chamber 15, a rotary furnace device body 16, a carbonization chamber 17, an activation chamber 18, a hot air inlet 19 and a material outlet 21; wherein the whole body 16 of the rotary furnace device is cylindrical, and the interior thereof is provided with a drying chamber 15, a carbonization chamber 17 and an activation chamber 18 from left to right; the left end of the rotary furnace device body 16 is provided with a material inlet 7 and a hot air outlet 5, and the right end is provided with a hot air inlet 19 and a material outlet 21; the bottom of the rotary furnace device body 16 is sequentially provided with a fourth support 4, a third support 3, a second support 2 and a first support 1 from left to right, and the heights of the supports are sequentially and equivalently reduced, so that the rotary furnace device body 16 and the horizontal plane form a certain angle.
The diameters of the furnace head and the furnace tail of the rotary furnace device body 16 are different, the diameter of the furnace tail is larger than that of the furnace head, and the diameters of the drying chamber 15, the carbonization chamber 17 and the activation chamber 18 are reduced in sequence.
A first baffle plate 8, a second baffle plate 9, a third baffle plate 10, a fourth baffle plate 11, a fifth baffle plate 12, a sixth baffle plate 13 and a seventh baffle plate 14 are arranged on the inner side of the drying chamber 15; wherein, the first baffle plate 8, the third baffle plate 10, the fifth baffle plate 12 and the seventh baffle plate 14 are sequentially and equidistantly arranged on the upper surface of the inner side of the drying chamber 15, and the lengths thereof are sequentially and equivalently reduced; the second baffle 9, the fourth baffle 11 and the sixth baffle 13 are sequentially equidistantly arranged on the inner lower surface of the drying chamber 15, and the lengths of the baffles are sequentially reduced by the same amount.
The rotary furnace device body 16 is also provided with a first temperature sensor 6, a second temperature sensor 20 and a third temperature sensor 22, wherein the first temperature sensor 6 is arranged between the material inlet 7 and the hot air outlet 5 at the tail of the furnace, the second temperature sensor 20 is arranged between the hot air inlet 19 and the material outlet 21 at the head of the furnace, and the third temperature sensor 22 is arranged on the surface of the material outlet 21.
The specific working process of the rotary furnace is as follows:
1) firstly, introducing hot gas through a hot air inlet to stabilize the temperature in each chamber, then conveying the material mixed with phosphoric acid into a drying chamber through a spiral material conveyor from a material inlet, and contacting the material with dry hot air from a carbonization chamber in the drying chamber; because the length of the rotary furnace and the diameter of the drying chamber are large and a plurality of baffles are arranged, the materials can be fully dried at low temperature and low speed, and the dried hot air used for drying is discharged out of the drying chamber as tail gas from a hot air outlet;
2) the dried material is conveyed to a carbonization chamber under the dual actions of the rotation of the rotary furnace and the dead weight of the material, and is carbonized in the carbonization chamber; wherein, the hot gas introduced into the activation chamber is sent to the carbonization chamber through the activation chamber, the obtained dry hot air is discharged into the drying chamber for drying, and the temperature of the carbonization chamber is higher because the carbonization chamber is closer to the hot air inlet and the diameter of the carbonization chamber is smaller than that of the drying chamber;
3) the carbonized material is conveyed to the activation chamber under the double actions of the rotation of the converter and the dead weight of the material, and is contacted with hot gas introduced into the activation chamber in the activation chamber to realize activation, and the temperature of the activation chamber is highest because the activation chamber is closest to the hot gas and the diameter of the activation chamber is smallest; the hot gas used for activation is discharged into a carbonization chamber for carbonization, and the activated carbon obtained after activation is output from a material outlet;
4) the furnace end temperature, the furnace tail temperature and the activated carbon temperature of the material outlet are respectively monitored on line by a first temperature sensor, a second temperature sensor and a third temperature sensor in the whole rotary furnace working process.
The above mentioned is only the embodiment of the present invention, and the protection scope of the present invention is not limited thereto, and all the equivalent structures or equivalent flow changes made by using the contents of the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the patent protection scope of the present invention.
Claims (4)
1. The rotary furnace for producing the phosphoric acid method activated carbon by the one-step method structurally comprises a first support (1), a second support (2), a third support (3), a fourth support (4), a hot air outlet (5), a material inlet (7), a drying chamber (15), a rotary furnace device body (16), a carbonization chamber (17), an activation chamber (18), a hot air inlet (19) and a material outlet (21); wherein the whole body (16) of the rotary furnace device is cylindrical, and the inside of the rotary furnace device is provided with a drying chamber (15), a carbonization chamber (17) and an activation chamber (18) from left to right; the left end of the rotary furnace device body (16) is provided with a material inlet (7) and a hot air outlet (5), and the right end is provided with a hot air inlet (19) and a material outlet (21); the method is characterized in that: the bottom of the rotary furnace device body (16) is sequentially provided with a fourth support (4), a third support (3), a second support (2) and a first support (1) from left to right, and the heights of the supports are sequentially reduced in an equivalent manner, so that the rotary furnace device body (16) and the horizontal plane form a certain angle.
2. The rotary kiln for producing activated carbon by a phosphoric acid process in one step according to claim 1, wherein the diameters of the burner and the kiln tail of the rotary kiln device body (16) are different, the diameter of the kiln tail is larger than that of the burner, and the diameters of the drying chamber (15), the carbonization chamber (17) and the activation chamber (18) are sequentially reduced.
3. The rotary kiln for producing activated carbon by a phosphoric acid method in a one-step method according to claim 1, wherein the drying chamber (15) is provided at the inner side thereof with a first baffle (8), a second baffle (9), a third baffle (10), a fourth baffle (11), a fifth baffle (12), a sixth baffle (13) and a seventh baffle (14); wherein the first baffle (8), the third baffle (10), the fifth baffle (12) and the seventh baffle (14) are sequentially and equidistantly arranged on the upper surface of the inner side of the drying chamber (15), and the lengths of the first baffle, the third baffle, the fifth baffle and the seventh baffle are sequentially and equivalently reduced; the second baffle (9), the fourth baffle (11) and the sixth baffle (13) are sequentially and equidistantly arranged on the lower surface of the inner side of the drying chamber (15), and the lengths of the baffles are sequentially and equivalently reduced.
4. The rotary kiln for producing activated carbon by a phosphoric acid method through a one-step method according to claim 1, wherein the rotary kiln device body (16) is further provided with a first temperature sensor (6), a second temperature sensor (20) and a third temperature sensor (22), wherein the first temperature sensor (6) is arranged between the material inlet (7) and the hot air outlet (5) at the tail of the kiln, the second temperature sensor (20) is arranged between the hot air inlet (19) and the material outlet (21) at the head of the kiln, and the third temperature sensor (22) is arranged on the surface of the material outlet (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021051255.8U CN212482074U (en) | 2020-06-10 | 2020-06-10 | Rotary furnace for producing phosphoric acid method active carbon by one-step method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021051255.8U CN212482074U (en) | 2020-06-10 | 2020-06-10 | Rotary furnace for producing phosphoric acid method active carbon by one-step method |
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| CN212482074U true CN212482074U (en) | 2021-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117263181A (en) * | 2023-09-22 | 2023-12-22 | 新疆回水环保新材料有限公司 | Active burnt preparation system |
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2020
- 2020-06-10 CN CN202021051255.8U patent/CN212482074U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117263181A (en) * | 2023-09-22 | 2023-12-22 | 新疆回水环保新材料有限公司 | Active burnt preparation system |
| CN117263181B (en) * | 2023-09-22 | 2024-03-29 | 新疆回水环保新材料有限公司 | Active burnt preparation system |
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