CN210506218U - Low-rank coal quality improvement experiment rotary furnace - Google Patents
Low-rank coal quality improvement experiment rotary furnace Download PDFInfo
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- CN210506218U CN210506218U CN201921584742.8U CN201921584742U CN210506218U CN 210506218 U CN210506218 U CN 210506218U CN 201921584742 U CN201921584742 U CN 201921584742U CN 210506218 U CN210506218 U CN 210506218U
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Abstract
The utility model relates to a low-rank coal upgrading experimental rotary furnace, which comprises a rotary furnace body, wherein high-temperature rotary joints are arranged at both ends of the rotary furnace body, a furnace door is arranged at the tail end of the rotary furnace body, and a flue gas pipeline is arranged on a first high-temperature rotary joint; a burner is arranged on the second high-temperature rotary joint; the combustor is provided with an endoscope, a gas pipeline and an air pipeline, and the gas pipeline is provided with a gas flowmeter; an air flow meter is arranged on the air pipeline; the converter body is provided with a chain wheel set, and the chain wheel set is connected with a speed reducer. The utility model adopts the air flow meter and the gas flow meter, can control the proportion of air and gas according to the requirement, and is combined with the burner, thereby heating the interior of the converter body; the utility model discloses a chain group and gear motor's cooperation is rotatory with the converter body to carry out the thermally equivalent with the blue charcoal of inside. The utility model discloses compact structure, simple to operate improve the production efficiency of product, the staff's operation of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of coal deep-processing, in particular to low order coal improves quality experiment rotary furnace.
Background
The reserves of low-rank coal with lignite and low-rank bituminous coal as substitutes account for more than 55% of the total amount of coal resources, are mainly distributed in eastern inner Mongolia, Yunnan, Xinjiang and Ordos basin, the more and less high-rank coal is used, the more and more important the optimized utilization of the low-rank coal is, and compared with the technical or economic problems existing in the direct utilization of the low-rank coal, the graded and quality-divided utilization of the low-rank coal after quality improvement becomes an important direction.
The low-rank coal is a coal type with low coalification degree, and the quality improvement of the low-rank coal at present mainly comprises low-temperature pyrolysis, coal tar extraction, coal gas pyrolysis power generation and semi-coke solid by-product generation. Large-scale coal pyrolysis plants are built in parts of Shaanxi and inner Mongolia, a large amount of semi coke is generated, and the high-efficiency utilization, quality improvement and synergy of the semi coke have great significance. In addition, the coke resource is more tense now, and the need of finding new products capable of replacing coke is imperative, and the demand of how to simply and rapidly produce the products is urgent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects and providing a rotary furnace for quality improvement experiment of low-rank coal.
In order to overcome the defect that exists among the background art, the utility model provides a technical scheme that its technical problem adopted is: a low-rank coal upgrading experiment rotary furnace comprises a rotary furnace body, wherein high-temperature rotary joints are arranged at two ends of the rotary furnace body, a furnace door is arranged at the tail end of the rotary furnace body, a first high-temperature rotary joint is arranged on the furnace door, and a flue gas pipeline is arranged on the first high-temperature rotary joint; a burner is arranged on the second high-temperature rotary joint; the combustor is provided with an endoscope, a gas pipeline and an air pipeline, one end of the gas pipeline is connected with a gas tank, the other end of the gas pipeline is connected to the combustor, and the gas pipeline is provided with a gas flowmeter; one end of the air pipeline is connected with the blower, the other end of the air pipeline is connected to the burner, and the air pipeline is provided with an air flow meter; a chain wheel group is arranged on the converter body and connected with a speed reducer; riding wheels are arranged below two ends of the converter body, and bearings are arranged in the riding wheels.
In a preferred embodiment of the present invention, the flue gas pipeline is fixed on the first high temperature rotary joint through a fixing flange.
In a preferred embodiment of the present invention, the burner is fixed to the second high temperature rotary joint by a fixing flange.
In a preferred embodiment of the present invention, the burner is an energy application burner, specifically an energy application burner conventional burner SIO 80 HB-350/285.
In a preferred embodiment of the present invention, the endoscope is disposed at the left end of the burner.
In a preferred embodiment of the present invention, the gas pipeline end is disposed at the upper end of the burner.
In a preferred embodiment of the present invention, the air duct end is disposed at the lower end of the burner.
In a preferred embodiment of the present invention, the supporting roller is in contact with the converter body.
The utility model has the advantages that:
1. the utility model discloses an air flow meter and gas flowmeter can be according to the proportion of demand control air and gas, and the combustor that recombines to the converter body is inside to be heated
2. The utility model saves high-quality coking coal, reduces pollution and greatly reduces production cost;
3. the semi coke treated by the utility model can be sintered to replace coke;
4. the converter body is rotated by matching the chain group with the speed reducing motor, so that the semi-coke in the converter body is uniformly heated.
5. The endoscope is arranged at the end head of the burner, so that the working personnel can conveniently check the conditions in the converter body.
5. Through mutual cooperation of the converter body, the combustor, the high-temperature rotary joint and the flue gas pipeline, the structure is compact, the installation is convenient, the production efficiency of products is improved, the environment is protected, and the operation of workers is convenient.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: the furnace comprises a converter body-1, a furnace door-1.1, a first high-temperature rotary joint-1.2, a second high-temperature rotary joint-1.3, a flue gas pipeline-2, a burner-3, an endoscope-4, a gas pipeline-5, a gas flowmeter-5.1, an air pipeline-6, an air flowmeter-6.1, a gas tank-7, a gas flowmeter-7.1, a blower-8, a chain wheel set-9, a speed reduction motor-10 and a riding wheel-11.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
As shown in fig. 1, the experimental rotary furnace for upgrading low-rank coal comprises a converter body 1, wherein high-temperature rotary joints are arranged at two ends of the converter body 1, a furnace door 1.1 is arranged at the tail end of the converter body 1, a first high-temperature rotary joint 1.2 is arranged on the furnace door 1.1, and a flue gas pipeline 2 is arranged on the first high-temperature rotary joint 1.2 and is used for discharging flue gas; a combustor 3 is arranged on the second high-temperature rotary joint 1.3 and used as an igniter; the combustor 3 is provided with an endoscope 4, a gas pipeline 5 and an air pipeline 6, one end of the gas pipeline 5 is connected with a gas tank 7, the other end of the gas pipeline is connected with the upper end of the combustor 3, and the gas pipeline 7 is provided with a gas flowmeter 5.1 for controlling the inflow of gas; one end of the air pipeline 6 is connected with the blower 8, the other end of the air pipeline is connected with the lower end of the combustor 3, and an air flow meter 6.1 is arranged on the air pipeline 6; a chain wheel group 9 is arranged on the converter body 1, and the chain wheel group 9 is connected with a speed reducing motor 10 for realizing the rotation of the converter body; supporting rollers 11 are arranged below two ends of the converter body 1, and bearings are arranged in the supporting rollers 11 and rotate along with the converter body to serve as supports of the converter body.
The flue gas pipeline 2 is fixed on the first high-temperature rotary joint 1.2 through a fixing flange. The burner 3 is fixed on the second high-temperature rotary joint 1.3 through a fixing flange. The combustor 3 adopts an energy application combustor, and specifically adopts a conventional burner SIO 80HB-350/285 of the energy application combustor. The endoscope 4 is arranged at the left end of the combustor 3, so that workers can conveniently check the condition of the converter body. The riding wheel 11 is contacted with the converter body 1.
During production, semi coke enters the interior of a converter body 1 from a furnace door 1.1, then gas enters a combustor 3 through a gas pipeline 5, air enters the combustor 3 through an air blower 8, then an air flow meter 6.1 and a gas flow meter 7.1 are adjusted, the flow ratio of the gas and the air is adjusted to be 1:10, so that the combustor 3 burns, the combustion condition in the converter can be observed through an endoscope 4, the converter body 1 is heated by the combustor 3, meanwhile, the converter body 1 rotates under the driving of a speed reducer 10 and a chain wheel set 9, and because a bearing is arranged in a riding wheel 11, the riding wheel is contacted with the converter body, when the converter body rotates, the riding wheel rotates along with the rotation, and the stability of the converter body is also ensured; the semi coke is uniformly heated in the converter body 9, volatile matters and tar contained in the semi coke are discharged through the flue gas pipeline 2 along with the rise of temperature, and the remained product is clean solid fuel capable of replacing coke. The combustion performance of the fuel is closer to that of coke, and the fuel has the characteristics of low sulfur, low ash and low volatile matter, and completely meets various requirements of solid fuel for sintering.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the 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 (8)
1. The utility model provides a low order coal quality improvement experiment rotary furnace, includes the converter body, its characterized in that: the two ends of the converter body are provided with high-temperature rotary joints, the tail end of the converter body is provided with a furnace door, the first high-temperature rotary joint is arranged on the furnace door, and the first high-temperature rotary joint is provided with a flue gas pipeline; a burner is arranged on the second high-temperature rotary joint;
the combustor is provided with an endoscope, a gas pipeline and an air pipeline, one end of the gas pipeline is connected with a gas tank, the other end of the gas pipeline is connected to the combustor, and the gas pipeline is provided with a gas flowmeter; one end of the air pipeline is connected with the blower, the other end of the air pipeline is connected to the burner, and the air pipeline is provided with an air flow meter;
a chain wheel group is arranged on the converter body and connected with a speed reducer; riding wheels are arranged below two ends of the converter body, and bearings are arranged in the riding wheels.
2. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the flue gas pipeline is fixed on the first high-temperature rotary joint through a fixing flange.
3. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the combustor is fixed on the second high-temperature rotary joint through a fixing flange.
4. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the burner adopts an energy application burner, and particularly adopts a conventional burner SIO 80HB-350/285 of the energy application burner.
5. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the endoscope is arranged at the left end head of the combustor.
6. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the end of the gas pipeline is arranged at the upper end of the combustor.
7. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the end of the air pipeline is arranged at the lower end of the burner.
8. The rotary kiln for the low-rank coal upgrading experiment according to claim 1, characterized in that: the riding wheel is contacted with the converter body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921584742.8U CN210506218U (en) | 2019-09-23 | 2019-09-23 | Low-rank coal quality improvement experiment rotary furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921584742.8U CN210506218U (en) | 2019-09-23 | 2019-09-23 | Low-rank coal quality improvement experiment rotary furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210506218U true CN210506218U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921584742.8U Active CN210506218U (en) | 2019-09-23 | 2019-09-23 | Low-rank coal quality improvement experiment rotary furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210506218U (en) |
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2019
- 2019-09-23 CN CN201921584742.8U patent/CN210506218U/en active Active
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