CN210922044U - Energy-saving rotary kiln for drying carbon black particles - Google Patents
Energy-saving rotary kiln for drying carbon black particles Download PDFInfo
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- CN210922044U CN210922044U CN201921798353.5U CN201921798353U CN210922044U CN 210922044 U CN210922044 U CN 210922044U CN 201921798353 U CN201921798353 U CN 201921798353U CN 210922044 U CN210922044 U CN 210922044U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to the field of carbon black preparation, in particular to an energy-saving rotary kiln for drying carbon black particles, which comprises a cylinder body, a combustion chamber, a feeding hopper, a discharging hopper, an exhaust fan and a first exhaust passage; the front end and the rear end of the cylinder are respectively provided with a kiln head cover and a kiln tail cover, and the front end and the rear end of the cylinder are respectively connected with the kiln head cover and the kiln tail cover in a rotating way; the barrel is sequentially divided into a preheating section, a sintering section and a cooling section from front to back, an inner barrel is arranged in the barrel along the axial direction of the barrel, the outer side wall of the inner barrel is far away from the inner side wall of the barrel, and the inner barrel sequentially penetrates through the cooling section and the sintering section and extends into the preheating section; and a combustion chamber is arranged outside the firing section of the cylinder body, the cylinder body penetrates through the combustion chamber and extends out of the combustion chamber, and the cylinder body is rotatably connected with the combustion chamber. The combustion chamber is arranged outside the barrel, and the inner barrel is arranged in the barrel, so that the carbon black particles can be heated inside and outside simultaneously, and the drying effect is improved; the waste heat is directly introduced into the preheating section, so that the secondary utilization of energy is improved.
Description
Technical Field
The utility model relates to a carbon black grain preparation field, concretely relates to energy-saving carbon black grain is dried and is used rotary kiln's technical field of structure.
Background
After the granulation, the carbon black particles need to be fired to finish the shaping for use. The main component of the carbon black particles is carbon, so the carbon black particles cannot be directly contacted with open fire during firing, and the firing quality directly influences the yield of the carbon black particles and the quality of finished products. In addition, when carbon black pellets are fired in a rotary kiln, since the carbon black pellets have a small particle size and the rotary kiln generally has a large diameter, the carbon black pellets are likely to have a large impact force during rotation of the rotary kiln, and are broken, which affects the yield.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an energy-saving carbon black grain is dried and is used rotary kiln provides the rotary kiln of drying usefulness when preparing to the carbon black grain, the higher problem of breakage rate that leads to when solving the heating problem when the carbon black grain is dried and practical rotary kiln dries the carbon black grain.
In order to solve the technical problem, the utility model adopts the following technical scheme:
an energy-saving rotary kiln for drying carbon black particles comprises a cylinder, a combustion chamber, a feeding hopper, a discharging hopper, an exhaust fan and a first exhaust channel; the front end and the rear end of the cylinder are respectively provided with a kiln head cover and a kiln tail cover, and the front end and the rear end of the cylinder are respectively connected with the kiln head cover and the kiln tail cover in a rotating way; the barrel is sequentially divided into a preheating section, a sintering section and a cooling section from front to back, an inner barrel is arranged in the barrel along the axial direction of the barrel, the outer side wall of the inner barrel is far away from the inner side wall of the barrel, and the inner barrel sequentially penetrates through the cooling section and the sintering section and extends into the preheating section; a combustion chamber is arranged outside the firing section of the cylinder body, the cylinder body penetrates through the combustion chamber and extends out of the combustion chamber, and the cylinder body is rotatably connected with the combustion chamber; a first blower and an igniter are arranged on the side wall of the combustion chamber; an opening on the outer side wall of the combustion chamber on the cylinder body is provided with a smoke exhaust channel, and the other end of the smoke exhaust channel is communicated with the inner cylinder body; one end of the inner cylinder body close to the kiln tail cover is communicated with one end of the first exhaust channel, the other end of the first exhaust channel extends out of the kiln tail cover and is communicated with an air inlet of an exhaust fan, an air outlet of the exhaust fan is communicated with one end of a communicating pipe, the other end of the communicating pipe is communicated with the preheating section air supply channel, and the other end of the preheating section air supply channel penetrates through the kiln head cover and extends into the cylinder body; a second exhaust channel is arranged on the kiln head cover and is communicated with the front end of the cylinder body; a driving wheel and a riding wheel are arranged on the outer side wall of the cylinder body; a feeding hopper is arranged on the kiln head cover and is communicated with the feeding end of the cylinder body; the kiln tail cover is provided with a discharge hopper which is communicated with the discharge end of the cylinder.
Furthermore, a plurality of radial connecting plates and a plurality of circumferential connecting plates are arranged in the barrel and positioned at the sintering section and the cooling section, one side of each radial connecting plate is fixedly connected with the inner side wall of the barrel, and the other side of each radial connecting plate points to the axis of the barrel; at least two radial connecting plates are fixedly connected with the outer side wall of the inner cylinder, and other radial connecting plates are close to the outer side wall of the inner cylinder; two side edges of the circumferential connecting plate are respectively and fixedly connected with two adjacent side surfaces of two adjacent radial connecting plates; the length of the radial connecting plate and the length of the circumferential connecting plate are greater than the length of the sintering section.
Furthermore, a plurality of helical blades are arranged in the barrel and positioned at the preheating section, one side of each helical blade is fixedly connected with the inner wall of the barrel, and the other side of each helical blade points into the barrel; the length of the helical blade is less than or equal to that of the preheating section.
Further, the combustion chamber is composed of refractory bricks.
Further, evenly set up a plurality of exhaust fume duct on the barrel.
The preheating section air supply channel is positioned at one end of the cylinder body, which is close to one end of the inner cylinder body, a reverse flow cap is arranged on the outer side wall of the end of the inner cylinder body, and the air outlet end of the preheating section air supply channel points to the reverse flow cap.
Compared with the prior art, the utility model discloses can reach one of following beneficial effect at least:
1. set up the combustion chamber outside the barrel, barrel in setting up in the barrel can realize carrying out inside and outside concurrent heating to the carbon black granule, promotes the stoving effect.
2. The waste heat is directly introduced into the preheating section, so that the secondary utilization of energy is improved.
3. Set up radial connecting plate and circumference connecting plate, when not influencing the stoving effect, can reduce the breakage rate of carbon black grain.
4. The helical blades are arranged, so that the phenomena of carbon black particle adhesion, agglomeration or wall adhesion at the preheating section can be reduced.
5. Set up the refluence cap, promoted the waste heat effect of preheating section.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of another view angle of the middle firing stage of the present invention.
Fig. 3 is a schematic structural view of another view angle of the middle cooling section of the present invention.
Fig. 4 is a schematic structural view of another view angle of the preheating section of the present invention.
Fig. 5 is a schematic structural view of an embodiment of the smoke evacuation channel of the present invention.
In the figure: 1-a cylinder body; 11-a preheating section; 111-helical blades; 12-a firing section; 121-radial web; 122-circumferential connection plate; 123-a first cavity; 124-a second cavity; 13-a cooling section; 14-kiln head cover; 15-kiln tail cover; 16-a transmission wheel; 17-riding wheels; 18-an inner cylinder; 19-smoke exhaust channel; 2-a combustion chamber; 21-a first blower; 22-an igniter; 3-a feeding hopper; 4-a discharge hopper; 5-an exhaust fan; 6-a first exhaust channel; 7-a second exhaust channel; 8-preheating section air supply channel; 81-a counter flow cap; 9-communicating tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
as shown in fig. 1-5, the energy-saving rotary kiln for drying carbon black particles comprises a cylinder 1, a combustion chamber 2, a feeding hopper 3, a discharging hopper 4, an exhaust fan 5 and a first exhaust passage 6; the front end and the rear end of the cylinder body 1 are respectively provided with a kiln head cover 14 and a kiln tail cover 15, and the front end and the rear end of the cylinder body 1 are respectively rotatably connected with the kiln head cover 14 and the kiln tail cover 15; the cylinder body 1 is sequentially divided into a preheating section 11, a sintering section 12 and a cooling section 13 from front to back, an inner cylinder body 18 is arranged in the cylinder body 1 along the axial direction of the cylinder body, the outer side wall of the inner cylinder body 18 is far away from the inner side wall of the cylinder body 1, and the inner cylinder body 18 sequentially penetrates through the cooling section 13 and the sintering section 12 and extends into the preheating section 11; a combustion chamber 2 is arranged outside the firing section 12 of the cylinder 1, the cylinder 1 penetrates through the combustion chamber 2 and extends out of the combustion chamber 2, and the cylinder 1 is rotatably connected with the combustion chamber 2; a first blower 21 and an igniter 22 are provided on a side wall of the combustion chamber 2; a smoke exhaust channel 19 is arranged on the outer side wall of the combustion chamber 2 on the cylinder 1, and the other end of the smoke exhaust channel 19 is communicated with the inner cylinder 18; one end of the inner cylinder 18 close to the kiln tail cover 15 is communicated with one end of the first exhaust channel 6, the other end of the first exhaust channel 6 extends out of the kiln tail cover 15 and is communicated with an air inlet of the exhaust fan 5, an air outlet of the exhaust fan 5 is communicated with one end of the communicating pipe 9, the other end of the communicating pipe 9 is communicated with the preheating section air supply channel 8, and the other end of the preheating section air supply channel 8 penetrates through the kiln head cover 14 and extends into the cylinder 1; a second exhaust channel 7 is arranged on the kiln head cover 14, and the second exhaust channel 7 is communicated with the front end of the cylinder 1; a driving wheel 16 and a riding wheel 17 are arranged on the outer side wall of the cylinder body 1; a feeding hopper 3 is arranged on the kiln hood 14, and the feeding hopper 3 is communicated with the feeding end of the cylinder 1; the kiln tail cover 15 is provided with a discharge hopper 4, and the discharge hopper 4 is communicated with the discharge end of the cylinder 1. The upper part of the kiln head cover 14 is provided with a second exhaust channel 7, one end of the second exhaust channel 7 is communicated with the front end of the cylinder 1, and the other end is communicated with other exhaust fans for exhausting moisture in the cylinder 1.
The front end of the cylinder body 1 is higher than the rear end thereof and is obliquely arranged; the driving wheel 16 is externally connected with a driving motor and used for providing rotating power for the rotation of the cylinder body 1, and a supporting base is arranged below the supporting wheel 17 and used for supporting the cylinder body 1 when the cylinder body 1 rotates; the front end opening and the rear end opening of the cylinder body 1 respectively extend into the kiln head cover 14 and the kiln tail cover 15, the outer side wall of the inner cylinder body 18 and the inner side wall of the cylinder body 1 are welded and fixed through steel plates, so that when the cylinder body 1 rotates, the inner cylinder body 18 and the cylinder body 1 rotate along with the cylinder body; the smoke exhaust channel 19 is not communicated with the space for conveying the carbon black particles in the cylinder body 1; when the device works, the exhaust fan 5 is firstly opened to continuously exhaust air, the driving wheel 16 is then started to enable the barrel 1 to rotate, after the barrel 1 rotates and operates stably, the igniter 22 is opened and keeps working for 3-5 seconds, the first air feeder 21 works to feed natural gas and air into the combustion chamber 2 according to a certain proportion, the natural gas and the air are ignited by the igniter 22 to be continuously combusted, hot air and smoke generated in the combustion chamber 2 are filled in the combustion chamber 2, then the hot air and the smoke enter the inner barrel 18 through the smoke exhaust channel 19, then the hot air and the smoke are discharged into the communicating pipe 9 through the first exhaust channel 6 and the exhaust fan 5, then the hot air and the smoke are fed into the preheating section 11 in the barrel 1 through the preheating section air supply channel 8, and then the smoke is discharged through the second exhaust channel 7 to be treated, and the inner layer and the outer layer of the barrel 1; meanwhile, the generated waste heat flue gas is introduced into a preheating section 11 in the cylinder body 1 and is used as an air source for drying the wet carbon black particles and waste heat; when the temperature in the combustion chamber 2 reaches 300 ℃, feeding is carried out in the cylinder body 1 through the feeding hopper 3, wet carbon black particles enter the preheating section 11 in the cylinder body 1 through the feeding hopper 3 to be preheated and dehydrated, and are continuously rotated through the cylinder body 1, so that the wet carbon black particles move to the rear end of the cylinder body 1, are cooled through the high-temperature drying and cooling section 13 in the sintering section 12, are discharged from the tail end of the cylinder body 1, and are discharged through the discharging hopper 4. When the machine is stopped, the first blower 21 is firstly closed, natural gas and air are stopped being conveyed into the combustion chamber 2, feeding is stopped after 10 minutes, after 20-25 minutes, the exhaust fan 5 is closed, the driving wheel 16 is closed, and stopping is finished.
The barrel 1 of combustion chamber 2 department for burning into 12 heats outward, and steam and flue gas in the barrel 18 provide inboard heat heating for preheating section 11 in the barrel 1, burning into 12 and cooling zone 13 departments of section simultaneously, through setting up combustion chamber 2 and interior barrel 18, can realize providing heat heating to the outside of barrel 1, inside simultaneously, can promote thermal utilization ratio, avoided naked light to carry out direct contact with the carbon black grain simultaneously, promoted the stoving effect of carbon black grain.
On the other hand, the residual heat gas which is used for heating the burning section 12 and the cooling section 13 of the cylinder body 1 is introduced into the preheating section 11 in the cylinder body 1 through the communicating pipe 9, and the wet carbon black particles are preheated for dehydrating, so that the effective utilization rate of heat can be improved, and the energy is saved.
Example 2:
as shown in fig. 1 to 4, the present embodiment optimizes the barrel structure for the above embodiment.
In the energy-saving rotary kiln for drying carbon black particles, a plurality of radial connecting plates 121 and a plurality of circumferential connecting plates 122 are arranged in the barrel 1 and at the positions of the firing section 12 and the cooling section 13, one side of each radial connecting plate 121 is fixedly connected with the inner side wall of the barrel 1, and the other side of each radial connecting plate points to the axis of the barrel 1; at least two radial connecting plates 121 are fixedly connected with the outer side wall of the inner cylinder 18, and other radial connecting plates 121 are close to the outer side wall of the inner cylinder 18; two side edges of the circumferential connecting plate 122 are respectively fixedly connected with two adjacent side surfaces of two adjacent radial connecting plates 121; the length of the radial webs 121 and the length of the circumferential webs 122 are greater than the length of the fired section 12.
One way of doing this is: the cylinder body 1 is of a steel structure, the radial connecting plate 121 and the circumferential connecting plate 122 are both steel plates, the radial connecting plate and the circumferential connecting plate are fixedly connected in a welding mode, and the length of the radial connecting plate 121 and the length of the circumferential connecting plate 122 are equal to the sum of the lengths of the preheating section 12 and the cooling section 13; the inner part of the cylinder body 1 is divided into a first cavity 123 and a second cavity 124, the first cavity 123 is a cavity with openings at two ends, the second cavity 124 is a cavity with openings at two ends and part of side walls, and the inner wall of the cylinder body 1 is fixedly connected with the outer wall of the inner cylinder body 18 through a radial connecting plate 121; when carbon black grain removed to the preheating section, carbon black grain dispersion got into in first cavity 123 and the second cavity 124, carbon black grain in the first cavity 123 mainly provides the heating heat by the steam in the combustion chamber 2, carbon black grain in the second cavity 124 mainly has steam in the interior barrel 18 to provide the heating heat, because the carbon black grain moisture in the stage of burning till is less, the dryness is great, easy breakage, the activity space of carbon black grain has been reduced simultaneously, thereby reduced, when barrel 1 rotates, carbon black grain is direct to fall on the lateral wall of interior barrel 18 by the inner wall of barrel 1, and the long distance that leads to strikes the breakage, can the percentage of breakage of the drying in-process carbon black grain that significantly reduces, and do not influence the stoving effect of carbon black grain, and the production cost is saved, the use effect of this device has been promoted.
Example 3:
as shown in fig. 1 to 4, the present embodiment optimizes the preheating section structure for the above-described embodiment.
In the energy-saving rotary kiln for drying carbon black particles, a plurality of helical blades 111 are arranged in the barrel 1 and at the position of the preheating section 11, one side edge of each helical blade 111 is fixedly connected with the inner wall of the barrel 1, and the other side edge points to the inside of the barrel 1; the length of the helical blades 111 is less than or equal to the length of the preheating section 11. One way of doing this is: helical blade 111 is the steel sheet, the welding is on the inner wall of barrel 1, the moisture of carbon black grain is heaviest in preheating section 11, be heated relatively and when ventilating the inequality, lead to a plurality of carbon black grains to produce the bonding easily, conglomeration or bonding are on the inner wall of barrel 1, can't in time drop, and influence the stoving effect of carbon black grain, therefore, set up helical blade 111 in preheating section 11, make wet carbon black grain just get into in the barrel 1 in the time, the dispersion gets into between a plurality of helical blade 111 promptly, and the rotation through helical blade 111 cooperation barrel 1, can realize "turning over the stir-fry" effect to carbon black grain, promote the moisture of wet carbon black grain and break away from the effect, reduce the bonding of carbon black grain, conglomeration, the wall sticking phenomenon, the result of use of this device has been promoted.
Example 4:
as shown in fig. 1 and 3, the present embodiment optimizes the combustion chamber structure for the above-described embodiment.
The combustion chamber 2 in the energy-saving rotary kiln for drying the carbon black particles consists of refractory bricks. One embodiment is that the combustion chamber 2 is built by high-alumina refractory bricks and refractory cement to form a relatively closed space, so that natural gas is combusted in the relatively closed space inside the combustion chamber 2, and the loss of heat leakage in the combustion chamber 2 can be reduced while the heat utilization rate is improved.
Example 5:
as shown in fig. 1 and 5, with the above embodiment, the present embodiment optimizes the structure of the smoke evacuation passage.
In the energy-saving rotary kiln for drying carbon black particles, a plurality of smoke exhaust channels 19 are uniformly arranged on the barrel 1. The utility model provides an embodiment does, on barrel 1, evenly set up 4 exhaust fume channel 19 along its circumference for barrel 1 can discharge fume to the great space in the combustion chamber 2 when rotating, can promote the combustion efficiency of natural gas, can in time send into interior barrel 18 with high temperature heat simultaneously, promotes the heating effect to in the second cavity 124.
Example 6:
as shown in fig. 1 and 5, the present embodiment optimizes the structure of the preheating section for the above-described embodiment.
This energy-saving carbon black granule is dried and is used rotary kiln middle-heating section air supply passageway 8 is located the one end that one end of barrel 1 is close to interior barrel 18, sets up the refluence cap 81 on this end lateral wall of interior barrel 18, and the end of giving vent to anger of preheating section air supply passageway 8 points to refluence cap 81. The utility model provides an embodiment does, counter-current cap 81 is toper or hemisphere counter-current cap, barrel 18 in keeping away from to sunken one side of counter-current cap 81, when the waste heat wind is sent into by preheating section air supply channel 8 in the preheating section 11, the waste heat wind dashes on counter-current cap 81, through the reflux effect of counter-current cap 81, disperse the waste heat wind to preheating section 11 all around, prevent on the one hand that the moisture of waste heat wind with preheating section from blowing in into burning into section 12 and cooling zone 13 in, on the other hand, can promote the mobility of the air in preheating section 11, discharge the great flue gas of moisture through second exhaust passage 7 and handle, the waste heat effect of preheating section has been promoted.
This energy-saving carbon black grain is dried and is used barrel 1 in the rotary kiln can adopt the sealed mode of fish scale with the sealed mode of kiln hood cover 14, kiln tail cover 15 and combustion chamber 2 respectively to reduce and leak out, satisfy the user demand of this device and do not influence the rotation of barrel 1.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. Energy-saving carbon black granule is dried and is used rotary kiln which characterized in that: comprises a cylinder body (1), a combustion chamber (2), a feeding hopper (3), a discharging hopper (4), an exhaust fan (5) and a first exhaust passage (6); the front end and the rear end of the cylinder body (1) are respectively provided with a kiln head cover (14) and a kiln tail cover (15), and the front end and the rear end of the cylinder body (1) are respectively rotatably connected with the kiln head cover (14) and the kiln tail cover (15); the barrel (1) is sequentially divided into a preheating section (11), a sintering section (12) and a cooling section (13) from front to back, an inner barrel (18) is arranged in the barrel (1) along the axial direction of the barrel, the outer side wall of the inner barrel (18) is far away from the inner side wall of the barrel (1), and the inner barrel (18) sequentially penetrates through the cooling section (13) and the sintering section (12) and extends into the preheating section (11); a combustion chamber (2) is arranged outside the firing section (12) of the cylinder body (1), the cylinder body (1) penetrates through the combustion chamber (2) and extends out of the combustion chamber (2), and the cylinder body (1) is rotatably connected with the combustion chamber (2); a first blower (21) and an igniter (22) are arranged on the side wall of the combustion chamber (2); an opening on the outer side wall of the combustion chamber (2) on the cylinder (1) is provided with a smoke exhaust channel (19), and the other end of the smoke exhaust channel (19) is communicated with the inner cylinder (18); one end of the inner cylinder (18) close to the kiln tail cover (15) is communicated with one end of the first exhaust channel (6), the other end of the first exhaust channel (6) extends out of the kiln tail cover (15) and is communicated with an air inlet of the exhaust fan (5), an air outlet of the exhaust fan (5) is communicated with one end of the communicating pipe (9), the other end of the communicating pipe (9) is communicated with the preheating section air supply channel (8), and the other end of the preheating section air supply channel (8) penetrates through the kiln head cover (14) and extends into the cylinder (1); a second exhaust channel (7) is arranged on the kiln head cover (14), and the second exhaust channel (7) is communicated with the front end of the cylinder body (1); a driving wheel (16) and a riding wheel (17) are arranged on the outer side wall of the cylinder body (1); a feeding hopper (3) is arranged on the kiln hood cover (14), and the feeding hopper (3) is communicated with the feeding end of the cylinder body (1); the kiln tail cover (15) is provided with a discharge hopper (4), and the discharge hopper (4) is communicated with the discharge end of the cylinder body (1).
2. The energy-saving rotary kiln for drying carbon black granules as claimed in claim 1, wherein: a plurality of radial connecting plates (121) and a plurality of circumferential connecting plates (122) are arranged in the barrel (1) and at the positions of the sintering section (12) and the cooling section (13), one side edge of each radial connecting plate (121) is fixedly connected with the inner side wall of the barrel (1), and the other side edge points to the axis of the barrel (1); at least two radial connecting plates (121) are fixedly connected with the outer side wall of the inner cylinder (18), and other radial connecting plates (121) are close to the outer side wall of the inner cylinder (18); two side edges of the circumferential connecting plate (122) are respectively and fixedly connected with two adjacent side surfaces of two adjacent radial connecting plates (121); the length of the radial connecting plate (121) and the length of the circumferential connecting plate (122) are greater than the length of the sintering section (12).
3. The energy-saving rotary kiln for drying carbon black granules as claimed in claim 2, wherein: a plurality of helical blades (111) are arranged in the barrel (1) and positioned at the preheating section (11), one side of each helical blade (111) is fixedly connected with the inner wall of the barrel (1), and the other side of each helical blade points to the inside of the barrel (1); the length of the helical blade (111) is less than or equal to the length of the preheating section (11).
4. The energy-saving rotary kiln for drying carbon black granules as claimed in claim 2, wherein: the combustion chamber (2) is composed of refractory bricks.
5. The energy-saving rotary kiln for drying carbon black granules as claimed in claim 2, wherein: a plurality of smoke exhaust channels (19) are uniformly arranged on the cylinder body (1).
6. The energy-saving rotary kiln for drying carbon black granules as claimed in claim 2, wherein: the preheating section air supply channel (8) is located at one end, close to one end of the inner cylinder body (18), of one end of the cylinder body (1), a backflow cap (81) is arranged on the outer side wall of the end of the inner cylinder body (18), and the air outlet end of the preheating section air supply channel (8) points to the backflow cap (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921798353.5U CN210922044U (en) | 2019-10-24 | 2019-10-24 | Energy-saving rotary kiln for drying carbon black particles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921798353.5U CN210922044U (en) | 2019-10-24 | 2019-10-24 | Energy-saving rotary kiln for drying carbon black particles |
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| Publication Number | Publication Date |
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| CN210922044U true CN210922044U (en) | 2020-07-03 |
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| CN201921798353.5U Expired - Fee Related CN210922044U (en) | 2019-10-24 | 2019-10-24 | Energy-saving rotary kiln for drying carbon black particles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325630A (en) * | 2020-11-30 | 2021-02-05 | 平顶山市天宝特种材料有限公司 | Combined fine chemical roasting method |
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2019
- 2019-10-24 CN CN201921798353.5U patent/CN210922044U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325630A (en) * | 2020-11-30 | 2021-02-05 | 平顶山市天宝特种材料有限公司 | Combined fine chemical roasting method |
| CN112325630B (en) * | 2020-11-30 | 2022-08-16 | 平顶山市天宝特种材料有限公司 | Combined fine chemical roasting method |
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