CN210613999U - Online monitoring system of suspension roller type flour mill - Google Patents
Online monitoring system of suspension roller type flour mill Download PDFInfo
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- CN210613999U CN210613999U CN201921433832.7U CN201921433832U CN210613999U CN 210613999 U CN210613999 U CN 210613999U CN 201921433832 U CN201921433832 U CN 201921433832U CN 210613999 U CN210613999 U CN 210613999U
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Abstract
The utility model discloses an online monitoring system of a suspension roller type flour mill, which comprises a flour mill, a powder conveying pipeline, an online powder detection system and a sampling pipe, wherein one end of a feed inlet of the flour mill is connected with a feeding mechanism, and the feed inlet of the feeding mechanism is connected with a feeding cabin; one side of milling machine is connected with and is used for blowing in the powder pipeline's forced draught blower, powder pipeline connects the discharge gate of milling machine, the one end of sampling tube is inserted in the powder pipeline, the other end of sampling tube inserts in the powder on-line measuring system, the powder delivery outlet of powder on-line measuring system passes through the recovery union coupling powder pipeline. Has the advantages that: the powder detection time is greatly shortened, and the powder quality fluctuation caused by overlong test intervals is avoided; equipment parameters are rapidly and intelligently adjusted according to real-time detection data, so that human errors are avoided; the product quality and the yield are improved, and the labor is saved.
Description
Technical Field
The utility model relates to a graphite material production field, concretely relates to overhang roll formula milling machine on-line monitoring system.
Background
The raw material of the pressed product of graphite material needs a large amount of powder so as to improve the density and strength of the product. In the process of grinding the powder by adopting the suspension roller type pulverizer, the particle size proportion of the powder needs to be analyzed by sampling, and the parameters of the blower of the pulverizer are adjusted according to the analysis data so as to ensure that the powder produced by the pulverizer meets the production requirements.
The applicant finds that at least the following technical problems exist in the prior art: traditional sample mode is the opening on the pipeline, and the manual work inserts an opening iron pipe and takes a sample, then will take a sample the powder and send to the laboratory screening chemical examination, adjusts milling machine forced draught blower parameter according to the chemical examination result again, because manpower and sample chemical examination time's influence, traditional sample chemical examination can only once per hour, at the chemical examination interval, the powder quality probably has great fluctuation, influences follow-up product quality and powder output.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a suspension roller formula milling machine on-line monitoring system just lies in for solving above-mentioned problem, can real-time on-line monitoring powder particle size distribution, according to the real-time intelligent adjustment suspension roller formula milling machine forced draught blower control parameter of monitoring data, can reduce by a wide margin because the powder quality that chemical examination interval overlength leads to fluctuates by a wide margin, directly improved powder quality and output by a wide margin.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an online monitoring system of a suspension roller type flour mill, which comprises a flour mill, a powder conveying pipeline, an online powder detection system and a sampling pipe, wherein one end of a feed inlet of the flour mill is connected with a feeding mechanism, and the feed inlet of the feeding mechanism is connected with a feeding cabin;
one side of the pulverizer is connected with a blower for blowing powder into the powder conveying pipeline, the powder conveying pipeline is connected with a discharge port of the pulverizer, one end of the sampling pipe is inserted into the powder conveying pipeline, the other end of the sampling pipe is inserted into the powder online detection system, a powder output port of the powder online detection system is connected with the powder conveying pipeline through a recovery pipe, a feed end of the recovery pipe is connected with compressed air, a PC intelligent analysis control module and a PLC (programmable logic controller) for analyzing detection data are installed in the powder online detection system, the PC intelligent analysis control module is electrically connected with the PLC, and the PLC controls the blower and the pulverizer to work through a frequency converter;
the middle part of the powder conveying pipeline is connected with a cyclone separator used for separating powder, an air inlet and an ash discharge port of the cyclone separator are respectively connected with a material incoming side and a material feeding side of the powder conveying pipeline, and an output end of the material feeding side of the powder conveying pipeline is connected with an air suction port of the air feeder.
Adopt above-mentioned hanging roll milling machine on-line monitoring system, feeding mechanism will the burnt transport of the back of calcining in the feed cabin extremely the milling machine, the milling machine starts to grind the back, and the material powder of production is in blowing of forced draught blower and cyclone's suction effect down, gets into powder pipeline, and a small amount of powder gets into during the sampling tube of powder pipeline is being inserted to the material powder, compressed air in the powder on-line measuring system will powder in the sampling tube adsorbs to detect in the powder on-line measuring system to reach in real time with the testing data PC intelligent analysis control module, after PC intelligent analysis control module carries out data analysis, give PLC controller sends control command, again by PLC controller realizes through adjusting the parameter of converter the rotational speed regulation of forced draught blower, according to the powder quality that powder on-line measuring system detected, adjust the milling machine reaches the rotational speed of forced draught blower, when the feed volume is many, the milling machine reaches forced draught blower revolution is corresponding quickened, and when the feed volume was few, the milling machine reaches the forced draught blower revolution is corresponding slows down to control powder particle size distribution within the production requirement rapidly.
Preferably, the feeding mechanism is a spiral feeding screw.
Preferably, the mill is a Raymond mill.
Preferably, the sampling pipe is a stainless steel pipe, the sampling pipe is vertically inserted into the powder conveying pipeline, an opening of one end, extending into the powder conveying pipeline, of the sampling pipe is sealed by a sealing cover, a plurality of sampling holes are formed in the pipe wall of the sampling pipe, the sampling holes are formed in the length direction of the sampling pipe, and the orifice of each sampling hole faces the material incoming side of the powder conveying pipeline.
Preferably, the length of the sampling tube inserted into the powder conveying pipeline is not less than one half of the diameter of the powder conveying pipeline.
Preferably, the recovery pipe is a stainless steel pipe, the recovery pipe is vertically inserted into the powder conveying pipeline, and a pipe orifice of the recovery pipe is located on the inner pipe wall of the powder conveying pipeline.
Has the advantages that: 1. the utility model greatly shortens the powder detection time, and avoids the powder quality fluctuation caused by overlong test intervals;
2. equipment parameters are rapidly and intelligently adjusted according to real-time detection data, so that human errors are avoided;
3. the product quality and the yield are improved, and the labor is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an enlarged view of the sampling tube structure of the present invention.
The reference numerals are explained below:
1. a cyclone separator; 2. a powder online detection system; 3. a PC intelligent analysis control module; 4. a PLC controller; 5. a frequency converter; 6. a blower; 7. a pulverizer; 8. a feeding mechanism; 9. a feeding cabin; 10. a powder conveying pipeline; 10a, a feeding side; 10b, a feeding side; 11. a sampling tube; 11a, sampling holes; 12. a recovery pipe; 13. the air is compressed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model provides an online monitoring system for a suspension roller type pulverizer, which comprises a pulverizer 7, a powder conveying pipeline 10, an online powder detection system 2 and a sampling pipe 11, wherein one end of a feed port of the pulverizer 7 is connected with a feeding mechanism 8, and the feed port of the feeding mechanism 8 is connected with a feeding cabin 9;
one side of milling machine 7 is connected with and is used for blowing in the powder pipeline 10's forced draught blower 6, powder pipeline 10 is connected the discharge gate of milling machine 7, the one end of sampling tube 11 is inserted in the powder pipeline 10, the other end of sampling tube 11 inserts in the powder on-line measuring system 2, on-line measuring system is british alplatak's online particle size analyzer, the model: XI550P, a powder outlet of the online powder detection system 2 is connected to the powder conveying pipeline 10 through a recovery pipe 12, a feed end of the recovery pipe 12 is connected to compressed air 13, the compressed air 13 is provided by an external air compressor, the online powder detection system 2 is subjected to air draft by a blower 6, so that powder in a sampling pipe 11 is sucked into the online powder detection system 2, and is sent into the pulverizer 7 again under the suction action of the blower 6 after detection is completed, a PC intelligent analysis control module 3 and a PLC 4 for analyzing detection data are installed in the online powder detection system 2, the PC intelligent analysis control module 3 is electrically connected with the PLC 4, and the PLC 4 controls the blower 6 and the pulverizer 7 to work through a frequency converter 5;
the middle part of powder pipeline 10 is connected with cyclone 1 that is used for carrying out the powder to separate, cyclone 1's air inlet and row's ash mouth are connected respectively powder pipeline 10's supplied materials side 10a and pay-off side 10b, and cyclone's air outlet passes through the pipeline and inserts outside collection device, the pay-off side 10b output of powder conveyer pipe is connected the inlet scoop of forced draught blower 6, so, be convenient for through cyclone 1's effect, isolate qualified tiny granule in the powder, make tiny granule discharge through cyclone 1's air outlet to send into collection device through the pipeline, make the great unqualified powder of granule send back to milling machine 7 along the pay-off side 10b of powder pipeline 10 through forced draught blower 6.
Preferably, the feeding mechanism 8 is a spiral feeding screw.
The pulverizer 7 is a Raymond pulverizer.
The sampling pipe 11 is a stainless steel pipe, the sampling pipe 11 is vertically inserted into the powder conveying pipeline 10, an opening of one end, extending into the powder conveying pipeline 10, of the sampling pipe 11 is sealed by a sealing cover, a plurality of sampling holes 11a are formed in the pipe wall of the sampling pipe 11, the sampling holes 11a are arranged along the length direction of the sampling pipe 11, and the orifice of each sampling hole 11a faces the material supply side 10a of the powder conveying pipeline 10, so that the powder can smoothly pass through the sampling holes 11a and enter the sampling pipe 11 when passing through the sampling pipe 11.
The length of the sampling tube 11 inserted into the powder conveying pipeline 10 is not less than one half of the diameter of the powder conveying pipeline 10, and the arrangement facilitates the sampling tube 11 to collect powder from the edge of the powder conveying pipeline 10 to each position of the center of the pipeline, so that the accuracy of detection data is improved.
The recovery pipe 12 is a stainless steel pipe, the recovery pipe 12 is vertically inserted into the powder conveying pipe 10, and a pipe orifice of the recovery pipe 12 is located on an inner pipe wall of the powder conveying pipe 10.
By adopting the structure, the feeding mechanism 8 conveys calcined coke in the feeding cabin 9 to the flour mill 7, after the flour mill 7 is started and ground, the generated powder enters the powder conveying pipeline 10 under the blowing action of the blower 6 and the suction action of the cyclone separator 1, a small amount of powder enters the sampling pipe 11 when the powder passes through the sampling pipe 11 inserted into the powder conveying pipeline 10, the compressed air in the powder online detection system 2 adsorbs the powder in the sampling pipe 11 to the powder online detection system 2 for detection, and uploads detection data to the PC intelligent analysis control module 3 in real time, the PC intelligent analysis control module 3 performs data analysis and then sends a control instruction to the PLC 4, and the PLC 4 adjusts the parameters of the frequency converter 5, realize forced draught blower 6 reaches the rotational speed regulation of milling machine 7, according to the powder quality that powder on-line measuring system 2 detected, the adjustment milling machine 7 reaches forced draught blower 6's rotational speed, when the feed rate is many, milling machine 7 reaches the corresponding acceleration of forced draught blower 6 revolution, the feed rate is few, milling machine 7 reaches the corresponding slowing down of forced draught blower 6 revolution to control powder particle size distribution rapidly within the production requirement.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a suspension roller milling machine on-line monitoring system which characterized in that: the online detection device comprises a flour mill, a powder conveying pipeline, a powder online detection system and a sampling pipe, wherein one end of a feed inlet of the flour mill is connected with a feeding mechanism, and the feed inlet of the feeding mechanism is connected with a feeding cabin;
one side of the pulverizer is connected with a blower for blowing powder into the powder conveying pipeline, the powder conveying pipeline is connected with a discharge port of the pulverizer, one end of the sampling pipe is inserted into the powder conveying pipeline, the other end of the sampling pipe is inserted into the powder online detection system, a powder output port of the powder online detection system is connected with the powder conveying pipeline through a recovery pipe, a feed end of the recovery pipe is connected with compressed air, a PC intelligent analysis control module and a PLC (programmable logic controller) for analyzing detection data are installed in the powder online detection system, the PC intelligent analysis control module is electrically connected with the PLC, and the PLC controls the blower and the pulverizer to work through a frequency converter;
the middle part of the powder conveying pipeline is connected with a cyclone separator used for separating powder, an air inlet and an ash discharge port of the cyclone separator are respectively connected with a material incoming side and a material feeding side of the powder conveying pipeline, and an output end of the material feeding side of the powder conveying pipeline is connected with an air suction port of the air feeder.
2. The on-line monitoring system for a suspension mill according to claim 1, wherein: the feeding mechanism is a spiral feeding flood dragon.
3. The on-line monitoring system for a suspension mill according to claim 1, wherein: the pulverizer is a Raymond pulverizer.
4. The on-line monitoring system for a suspension mill according to claim 1, wherein: the sampling pipe is a stainless steel pipe, the sampling pipe is inserted into the powder conveying pipeline in a perpendicular mode to the powder conveying direction, an opening of one end, extending into the powder conveying pipeline, of the sampling pipe is sealed through a sealing cover, a plurality of sampling holes are formed in the pipe wall of the sampling pipe and are arranged along the length direction of the sampling pipe, and the orifice of each sampling hole faces the material incoming side of the powder conveying pipeline.
5. The on-line monitoring system for a suspension mill according to claim 4, wherein: the length of the sampling tube inserted into the powder conveying pipeline is not less than one half of the diameter of the powder conveying pipeline.
6. The on-line monitoring system for a suspension mill according to claim 1, wherein: the recovery pipe is a stainless steel pipe, the recovery pipe is vertically inserted into the powder conveying pipeline, and the pipe orifice of the recovery pipe is positioned on the inner pipe wall of the powder conveying pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921433832.7U CN210613999U (en) | 2019-08-30 | 2019-08-30 | Online monitoring system of suspension roller type flour mill |
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| CN201921433832.7U CN210613999U (en) | 2019-08-30 | 2019-08-30 | Online monitoring system of suspension roller type flour mill |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879541A (en) * | 2020-07-29 | 2020-11-03 | 四川皇龙智能破碎技术股份有限公司 | Powder preparation system test platform |
| CN112791838A (en) * | 2021-01-30 | 2021-05-14 | 重庆三铭重工有限公司 | Automatic adjusting structure and adjusting method for feed inlet of vertical shaft type impact crusher |
| CN112816371A (en) * | 2021-04-22 | 2021-05-18 | 南京兴盛德水泥有限公司 | System and method for measuring abrasive particle size of cement raw powder of ball mill |
| CN113457832A (en) * | 2021-07-02 | 2021-10-01 | 湖南杉杉能源科技有限公司 | Material crushing granularity control system and control method and application thereof |
| CN115739275A (en) * | 2022-11-01 | 2023-03-07 | 河北苹乐面粉机械集团有限公司 | Automatic flour mill |
-
2019
- 2019-08-30 CN CN201921433832.7U patent/CN210613999U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879541A (en) * | 2020-07-29 | 2020-11-03 | 四川皇龙智能破碎技术股份有限公司 | Powder preparation system test platform |
| CN112791838A (en) * | 2021-01-30 | 2021-05-14 | 重庆三铭重工有限公司 | Automatic adjusting structure and adjusting method for feed inlet of vertical shaft type impact crusher |
| CN112816371A (en) * | 2021-04-22 | 2021-05-18 | 南京兴盛德水泥有限公司 | System and method for measuring abrasive particle size of cement raw powder of ball mill |
| CN113457832A (en) * | 2021-07-02 | 2021-10-01 | 湖南杉杉能源科技有限公司 | Material crushing granularity control system and control method and application thereof |
| CN113457832B (en) * | 2021-07-02 | 2022-08-05 | 巴斯夫杉杉电池材料有限公司 | Material crushing granularity control system and control method and application thereof |
| CN115739275A (en) * | 2022-11-01 | 2023-03-07 | 河北苹乐面粉机械集团有限公司 | Automatic flour mill |
| CN115739275B (en) * | 2022-11-01 | 2024-01-26 | 河北苹乐面粉机械集团有限公司 | Automatic pulverizer |
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