CN205958488U - Coal quality on -line measuring device - Google Patents
Coal quality on -line measuring device Download PDFInfo
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- CN205958488U CN205958488U CN201620885599.6U CN201620885599U CN205958488U CN 205958488 U CN205958488 U CN 205958488U CN 201620885599 U CN201620885599 U CN 201620885599U CN 205958488 U CN205958488 U CN 205958488U
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- sample
- coal
- measuring device
- ature
- line measuring
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- 239000003245 coal Substances 0.000 title claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 53
- 238000005070 sampling Methods 0.000 claims abstract description 36
- 239000000843 powder Substances 0.000 claims abstract description 35
- 238000004458 analytical method Methods 0.000 claims abstract description 28
- 238000002189 fluorescence spectrum Methods 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims description 37
- 235000013312 flour Nutrition 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052717 sulfur Inorganic materials 0.000 abstract description 3
- 239000011593 sulfur Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract 1
- 238000012031 short term test Methods 0.000 abstract 1
- 239000002956 ash Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 238000002536 laser-induced breakdown spectroscopy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003947 neutron activation analysis Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The utility model relates to a coal quality detection technical field especially relates to a coal quality on -line measuring device, including sampling mechanism, powder process mechanism and measuring mechanism, the sampling mechanism with powder process mechanism connects, sampling mechanism is used for gathering the sample, powder process mechanism is used for being processed into the powder with the sample of gathering, the measuring mechanism is including measuring storehouse and X fluorescence spectra analysis appearance, it is used for connecing greatly to measure the storehouse the sample powder that powder process mechanism made, the lateral part of measuring the storehouse is equipped with the analysis window, X fluorescence spectra analysis appearance sets up measure the analysis window department in storehouse for the sample detecting powder. The utility model provides a coal quality on -line measuring device has realized the online short -term test of indexs such as sulfur content, ash content, ash content composition element and calorific value in the coal.
Description
Technical field
This utility model is related to coal property test technical field, more particularly, to a kind of ature of coal on-line measuring device.
Background technology
One of unstable main crux having become impact coal-fired power plant unit safety economical operation of ature of coal.The coal of power plant
Matter analysis adopts offline lab analysis at present mostly, be through links such as over-sampling, division, sample preparation, chemical examinations, this process one
As need the long time.The time that boiler operatiopn personnel obtain coal analysis report delay may be longer.Therefore, in a large number
Raw coal be burned under the situation lacking coal data.And in the case that coal type change is larger, not carrying out in time must
The combustion adjustment wanted and taking appropriate measures it is most likely that causing serious consequence.Additionally, when power plant soot quality occurs
Change or fluctuate when, often because do not have fast and effectively ature of coal means of testing so that the situation of coal cannot be grasped in time, no
Can correctly judge that this coal is appropriate for that boiler uses, and blindly use cause very harmful.Divide in the laboratory of ature of coal
In analysis, also exist one and fail the problem solving very well for a long time it is simply that samples' representativeness problem, especially using
During mixed coal.Lab analysis is carried out to under-represented coal sample, its error will be very big, creates a false impression to operations staff, right
The clean operation of the safety economy of boiler is a greatly misleading.Therefore, ature of coal on-line measuring device can quickly, in real time to coal
Matter is detected, can make average weighted accurate judgement to batch coal total quality simultaneously, thermal power plant be had very heavy
The meaning wanted.
At present, be capable of ature of coal quick detection method mainly have neutron activation analysis method, X-ray transmission method,
Dual intensity gamma ray transmissive analysis method, LIBS analysis method and X fluorescence spectrum analysis method.But it is existing
Haveing such problems as some detection methods that radiation safety problem or detection are inaccurate more.
Utility model content
(1) technical problem to be solved
The technical problems to be solved in the utility model is to solve the inaccurate problem of coal property test in prior art.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of ature of coal on-line measuring device, including Sampling Machine
Structure, flour mill structure and measuring mechanism, described sampling mechanism is connected with described flour mill structure, and described sampling mechanism is used for gathering
Sample, described flour mill structure is used for for the sample collecting being processed into powder, and described measuring mechanism includes measuring storehouse and X-fluorescence
Spectroanalysis instrument, the sample powder that described measurement storehouse obtains for flour mill body plan described in access, the sidepiece in described measurement storehouse is provided with
Analysis window, described X fluorescence spectrum analyser is arranged at the analysis window in described measurement storehouse, for detection sample powder.
According to this utility model, described flour mill structure is connected by delivery pipe with described sampling mechanism, described sampling mechanism
Sample export at be provided with injection carrier, described injection carrier is provided with air jet, and described injection carrier passes through
Described air jet is plugged on one end of the sample export near described sampling mechanism for the described delivery pipe.
According to this utility model, described sampling mechanism includes suction machine.
According to this utility model, described suction machine is provided with multiple.
According to this utility model, described flour mill structure includes disintegrating machine and cyclone separator, the outlet of described disintegrating machine
It is connected with the entrance of described cyclone separator, the lower end of described cyclone separator is provided with the outlet of sample powder, described whirlwind
The upper end of separator is provided with gas outlet.
According to this utility model, the top in described measurement storehouse is provided with temporary storing bin, and the bottom of described temporary storing bin is provided with door, institute
State the first sensor being provided with measurement storehouse for detecting sample size in described measurement storehouse, this ature of coal on-line measuring device also includes
Control unit, the signal that described control unit is used for according to described first sensor controls being turned on and off of described door.
According to this utility model, in described temporary storing bin, it is provided with the second sensing for detecting sample size in described temporary storing bin
Device, the signal that described control unit is used for according to described second sensor controls whether described sampling mechanism stops sampling.
According to this utility model, the bottom in described measurement storehouse is provided with abandons sample mouth.
According to this utility model, between described flour mill structure and described measuring mechanism, it is provided with sample division mechanism.
According to this utility model, on the outer wall in described measurement storehouse, the position near described analysis window is provided with standard sample
Piece, for the correction of described X fluorescence spectrum analyser.
(3) beneficial effect
Technique scheme of the present utility model compared with prior art has the advantage that：This utility model embodiment carries
For ature of coal on-line measuring device be provided with sampling mechanism, flour mill structure and measuring mechanism, flour mill structure is by oarse-grained sample
Quickly make sample powder, sample powder is carried out detect the uniformity that improve sample so that the sample of collection has more generation
Table, and improve analysis precision.It is analyzed using low-energy Xray fluorescence spectrometer, decrease to operator
Radiation, safe.Analysis window is arranged on the side wall in measurement storehouse, and sample powder falls under gravity into measurement storehouse
Interior, improve the uniformity of sample in measurement storehouse, and make to fall into the density that the sample in measurement storehouse is consistent, thus carrying
The high stability of analysis result and precision.The ature of coal on-line measuring device that this utility model provides achieves sulfur in coal and contains
The on-line quick detection of the indexs such as amount, content of ashes, ash component element and calorific value.
Brief description
Fig. 1 is the structural representation of the ature of coal on-line measuring device that this utility model embodiment provides.
In figure：1：Suction machine；2：Injection carrier；3：Delivery pipe；4：Disintegrating machine；5：Cyclone separator；6：Temporary storing bin；7：
Measurement storehouse；8：First sensor；9：Second sensor；10：Door；11：X fluorescence spectrum analyser；12：Analysis window；13：Abandon
Sample mouth；14：Insulation shell；15：Air-conditioning.
Specific embodiment
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of the present utility model, rather than whole embodiments.Based on the reality in this utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of not making creative work, all
Belong to the scope of this utility model protection.
As shown in figure 1, a kind of ature of coal on-line measuring device that this utility model embodiment provides, including sampling mechanism, system
Powder mechanism and measuring mechanism, sampling mechanism is connected with flour mill structure, and sampling mechanism is used for gathering sample, and flour mill structure is used for
The sample collecting is processed into powder, measuring mechanism includes measuring storehouse 7 and X fluorescence spectrum analyser 11, measurement storehouse 7 is used for
The sample powder that access flour mill body plan obtains, the sidepiece in measurement storehouse 7 is provided with analysis window 12, and X fluorescence spectrum analyser 11 is arranged
At the analysis window 12 in measurement storehouse 7, for detection sample powder.The ature of coal on-line checking dress that this utility model embodiment provides
Sampling mechanism, flour mill structure and measuring mechanism are installed, oarse-grained sample is quickly made sample powder by flour mill structure, right
Sample powder carries out detecting the uniformity that improve sample so that the sample of collection is more representative, and improves analysis
Precision.It is analyzed using low-energy Xray fluorescence spectrometer, decrease the radiation to operator, safe.Analysis
Window 12 is arranged on the side wall in measurement storehouse 7, and sample powder falls under gravity in measurement storehouse 7, improves measurement storehouse 7
The uniformity of middle sample, and make to fall into the density that the sample in measurement storehouse 7 is consistent, thus improve analysis result
Stability and precision.The ature of coal on-line measuring device that this utility model provides achieves sulfur content of coal, content of ashes, ash
The on-line quick detection of the index such as component element and calorific value.
Further, in the present embodiment, flour mill structure is connected by delivery pipe 3 with sampling mechanism, and the sample of sampling mechanism goes out
It is provided with injection carrier 2, injection carrier 2 is provided with air jet, injection carrier 2 passes through air jet grafting at mouthful
In delivery pipe 3 near one end of the sample export of sampling mechanism.In the present embodiment, the defeated of sample is carried out using injection carrier 2
Send, simplify single unit system structure, sample transfer is more quick.
Further, the sampling mechanism in the present embodiment includes suction machine 1.Preferably, the suction machine 1 in the present embodiment sets
Have multiple.Arrange multiple suction machines 1 sample on multiple different coal conveyer belts can be detected, realize a detection dress
Put and the coal varitation on a plurality of coal conveyer belt is monitored.Sampling mechanism in the present embodiment can also include manual sample presentation
Mouthful, for receiving the sample being placed manually at manual setting-out mouth.
Further, the flour mill structure in the present embodiment includes disintegrating machine 4 and cyclone separator 5, the outlet of disintegrating machine 4
Be connected with the entrance of cyclone separator 5, the lower end of cyclone separator 5 is provided with the outlet of sample powder, cyclone separator 5 upper
End is provided with gas outlet.In the present embodiment, the sample powder of 0.2mm diameter made by sample by disintegrating machine 4.The whirlwind of setting
Separator 5 is used for separating the sample powder that gas and disintegrating machine 4 crush, for conveying gas by cyclone separator 5 upper end
Gas outlet discharges, and sample powder is discharged by the lower end of cyclone separator 5.
Further, the top measuring storehouse 7 in the present embodiment is provided with temporary storing bin 6, and the bottom of temporary storing bin 6 is provided with door 10,
It is provided with the first sensor 8 for sample size in detection measurement storehouse 7, this ature of coal on-line measuring device also includes controlling in measurement storehouse 7
Unit processed, the signal that control unit is used for according to first sensor 8 controls being turned on and off of door 10.Sample powder has powder processed
Mechanism is first in temporary storing bin 6, when first sensor 8 monitor measurement storehouse 7 in there is no sample when, then control door 10 dozens
Open and so that the sample in temporary storing bin 6 is dropped in measurement storehouse 7.When first sensor 8 monitor measurement storehouse 7 in sample size exceed default
During value, control door 10 to close and using X fluorescence spectrum analyser 11, the sample in measurement storehouse 7 is analyzed.
Further, it is provided with the second sensor 9 for detecting sample size in temporary storing bin 6 in temporary storing bin 6 in the present embodiment,
The signal that control unit is used for according to second sensor 9 controls whether sampling mechanism stops sampling.When second sensor 9 detects
The sample size of temporary storing bin 6 reaches and controls sampling mechanism to stop sampling during preset value.Preferably, first sensor 8 in the present embodiment
Adopt capacitance type sensor with second sensor 9, when sample size is different, the electric capacity of measurement space is different, thus temporary storing bin at detection
6 or measurement storehouse 7 sample size.
Further, in the present embodiment, the bottom in measurement storehouse 7 is provided with and abandons sample mouth 13.Sample powder after the completion of test is through abandoning
Sample mouth 13 is discharged.
Further, it is provided with sample division mechanism between flour mill structure and measuring mechanism in the present embodiment.Sample division mechanism reduces sample
Product amount of powder, makes the sample powder being detected more uniform, representative.
Further, the outer wall measuring storehouse 7 in the present embodiment is provided with standard sample of photo near the position of analysis window 12,
Correction for X fluorescence spectrum analyser 11.Achieve X fluorescence spectrum analyser 11 energy calibration with drift from dynamic(al) correction.
Further, the coal sample on-line measuring device in the present embodiment also includes insulation shell 14, measuring mechanism and powder processed
Mechanism is arranged in insulation shell 14, insulation shell 14 is additionally provided with air-conditioning 15 it is ensured that X fluorescence spectrum analyser 11 works
Under stable environment.
Finally it should be noted that：Above example only in order to the technical solution of the utility model to be described, is not intended to limit；
Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that：
It still can be modified to the technical scheme described in foregoing embodiments, or wherein some technical characteristics are carried out etc.
With replacement；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technology
The spirit and scope of scheme.
Claims (10)
1. a kind of ature of coal on-line measuring device it is characterised in that：Including sampling mechanism, flour mill structure and measuring mechanism, described
Sampling mechanism is connected with described flour mill structure, and described sampling mechanism is used for gathering sample, and described flour mill structure is used for collecting
Sample be processed into powder, described measuring mechanism includes measuring storehouse and X fluorescence spectrum analyser, and described measurement storehouse is used for access
The sample powder that described flour mill body plan obtains, the sidepiece in described measurement storehouse is provided with analysis window, and described X fluorescence spectrum analyser sets
Put at the analysis window in described measurement storehouse, for detection sample powder.
2. ature of coal on-line measuring device according to claim 1 it is characterised in that：Described flour mill structure and described Sampling Machine
Structure is connected by delivery pipe, is provided with injection carrier at the sample export of described sampling mechanism, and described injection carrier is provided with
Air jet, described injection carrier is plugged on described delivery pipe near described sampling mechanism by described air jet
One end of sample export.
3. ature of coal on-line measuring device according to claim 2 it is characterised in that：Described sampling mechanism includes suction machine.
4. ature of coal on-line measuring device according to claim 3 it is characterised in that：Described suction machine is provided with multiple.
5. ature of coal on-line measuring device according to claim 2 it is characterised in that：Described flour mill structure include disintegrating machine with
And cyclone separator, the outlet of described disintegrating machine is connected with the entrance of described cyclone separator, under described cyclone separator
End is provided with the outlet of sample powder, and the upper end of described cyclone separator is provided with gas outlet.
6. ature of coal on-line measuring device according to claim 1 it is characterised in that：The top in described measurement storehouse is provided with temporary
Storehouse, the bottom of described temporary storing bin is provided with door, be provided with described measurement storehouse for detect sample size in described measurement storehouse first
Sensor, this ature of coal on-line measuring device also includes control unit, and described control unit is used for according to described first sensor
Signal controls being turned on and off of described door.
7. ature of coal on-line measuring device according to claim 6 it is characterised in that：It is provided with for examining in described temporary storing bin
Survey the second sensor of sample size in described temporary storing bin, the signal that described control unit is used for according to described second sensor controls
Whether described sampling mechanism stops sampling.
8. ature of coal on-line measuring device according to claim 6 it is characterised in that：The bottom in described measurement storehouse is provided with abandons sample
Mouthful.
9. ature of coal on-line measuring device according to claim 1 it is characterised in that：Described flour mill structure and described measuring machine
It is provided with sample division mechanism between structure.
10. ature of coal on-line measuring device according to claim 1 it is characterised in that：Close on the outer wall in described measurement storehouse
The position of described analysis window is provided with standard sample of photo, for the correction of described X fluorescence spectrum analyser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885599.6U CN205958488U (en) | 2016-08-15 | 2016-08-15 | Coal quality on -line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620885599.6U CN205958488U (en) | 2016-08-15 | 2016-08-15 | Coal quality on -line measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN205958488U true CN205958488U (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620885599.6U Expired - Fee Related CN205958488U (en) | 2016-08-15 | 2016-08-15 | Coal quality on -line measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153655A (en) * | 2016-08-15 | 2016-11-23 | 长沙开元仪器股份有限公司 | A kind of ature of coal on-line measuring device |
| CN110346349A (en) * | 2019-07-30 | 2019-10-18 | 辽宁石油化工大学 | Landwaste detection device |
-
2016
- 2016-08-15 CN CN201620885599.6U patent/CN205958488U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153655A (en) * | 2016-08-15 | 2016-11-23 | 长沙开元仪器股份有限公司 | A kind of ature of coal on-line measuring device |
| CN110346349A (en) * | 2019-07-30 | 2019-10-18 | 辽宁石油化工大学 | Landwaste detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190611 Address after: 410000 Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha City, Hunan Province, No. 1259, Liangtang East Road Patentee after: Changsha Kaiyuan Instruments Co.,Ltd. Address before: 410100 No. 172 Kaiyuan Road, Changsha economic and Technological Development Zone, Changsha, Hunan Patentee before: CHANGSHA KAIYUAN INSTRUMENTS Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220708 Address after: 410100 7th floor, R & D building, No. 1259, liangtang East Road, Xingsha industrial base, Changsha area, Changsha pilot Free Trade Zone, Hunan Province Patentee after: Changsha Weipu Technology Co.,Ltd. Address before: 410000 Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha City, Hunan Province, No. 1259, Liangtang East Road Patentee before: Changsha Kaiyuan Instruments Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 |