CN2280291Y - Quick monitoring device of instrument for analysing ash content of coal - Google Patents
Quick monitoring device of instrument for analysing ash content of coal Download PDFInfo
- Publication number
- CN2280291Y CN2280291Y CN 96235976 CN96235976U CN2280291Y CN 2280291 Y CN2280291 Y CN 2280291Y CN 96235976 CN96235976 CN 96235976 CN 96235976 U CN96235976 U CN 96235976U CN 2280291 Y CN2280291 Y CN 2280291Y
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- hydraulic cylinder
- coal
- ash content
- microswitch
- piston rod
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Abstract
The utility model discloses a quick monitoring device of instruments for analyzing the ash content of coals, which uses gamma-ray for measuring the value of the ash content. The utility model mainly solves the defects of similar products such as irrealizable online monitoring, complicated structure, higher productive cost, etc. The utility model comprises a supporting frame, a radioactive source chamber and a detector which are arranged on the supporting frame, a positioning device of horizontal displacement, which is arranged between the radioactive source chamber and the detector, and the square box of coal samples, which is installed on the positioning device. The online monitoring of the value of the ash content can be realized by the utility model. The utility model can be used for monitoring coal quality or the quality of coke for power plants, coal washeries, coking plants, etc. and has the advantages of small measuring error, simple structure, and convenient manufacture.
Description
The utility model relates to a kind of ripple or particle radiation of utilizing and tests or the device of analysis of material a kind of fast monitored device of using the ash content of coal instrument of gamma-ray measurement ash value of more specifically saying so.
The ash content of coal value is the key technical indexes of Coal Quality, and the ash content of coal value then has direct influence to thermal value.Adopt ray technology to measure the ash content of coal value and have faster speed and easier test process than using conventional chemical analysis method, its can be applicable to the generating plant to the monitoring of going into factory's ature of coal, coal washery to the monitoring of quality of cleaned coal after the coal washing, the monitoring of cokery STRENGTH ON COKE quality, also can be used for boiler and go into the monitoring of stokehold heating value of coal, thereby can further extrapolate boiler combustion efficiency, the guiding operation operation, energy savings.In the prior art, this type of Ash analyser majority is made up of monitoring device and measurement controller etc., described monitoring device then mainly comprises source compartment, detector and sample tray etc., when being monitoring, its shortcoming sample can only be taken back experiment examination monitoring, it is off-line monitoring, can not adapt to the ash content of coal value more needs monitor the i.e. requirement of on-line monitoring at the scene immediately; It is the online ash content monitor that grew up in recent years that minority is also arranged, can be implemented in on-the-spot directly monitoring, this class Ash analyser adopts two radioactive sources to monitor the ash content of coal value on belt feeder, its shortcoming is: because thickness of coal seam and coal homogeneity on the belt feeder change, thereby cause bigger measuring error, and its structure also more complicated, cost of manufacture are higher.
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art and provides a kind of on-line monitoring, measuring error realized less, and the fast monitored device of ash content of coal instrument relatively simple for structure, that cost of manufacture is lower.
For finishing above-mentioned purpose, technical solution provided by the utility model is: a kind of fast monitored device of ash content of coal instrument, comprise support 15, be installed in source compartment 16 and detector 18 on the support 15, its special character is, between described source compartment 16 and detector 18, be provided with a horizontal displacement locating device, a square coal sample box 5 is housed on this device.
Horizontal displacement locating device described in the above-mentioned technical solution can be by bearing 10, be installed in hydraulic cylinder 9 on the bearing 10, be arranged on hydraulic cylinder 9 cylinder body front ends pair of guide rails 1, be connected in the dolly 19 of hydraulic cylinder piston rod 11 front ends and constitute in order to the microswitch 6 of controlling level displacement location, the roller 20 of described dolly 19 is positioned at described guide rail 1, and described square coal sample box 5 is arranged on the dolly 19.
An able to turn on or off discharging base plate 21 can be installed by axle 24 in square coal sample box 5 bottoms described in the above-mentioned technical solution, the opening end of this discharging base plate 21 is connected on the piston rod of a hydraulic cylinder 3,3 of hydraulic cylinders be installed on one with hydraulic cylinder leg 2 that dolly 19 links to each other on, the below of the piston rod 4 of described hydraulic cylinder 3 is provided with a microswitch 17 in order to detect its end position.
Bearing 10 described in the above-mentioned technical solution can be arranged on the vertical movement locating device, this device by hydraulic cylinder 12, be arranged on fine motion contact 13 on this hydraulic cylinder piston rod, constitute in order to the microswitch 14 of control vertical movement location, described bearing 10 is arranged on the piston rod end of hydraulic cylinder 12.
Horizontal displacement locating device described in the above-mentioned technical solution is by drive sprocket 27, driven sprocket 30 and is arranged on the chain 28 between them, the speed reduction unit 26 that connects with drive sprocket 27, motor 25, constitutes in order to the microswitch 32 of controlling level displacement location and the microswitch 31 of definite charging position that described square coal sample box 5 is arranged on the chain 28.
The accompanying drawing drawing is described as follows:
Fig. 1 is the structural representation of first preferred embodiment of the utility model;
Fig. 2 is the A-A cut-open view of Fig. 1;
Fig. 3 is the B-B cut-open view of Fig. 1;
Fig. 4 is the structural representation of square coal sample box 5 and dolly 19 among this first embodiment;
Fig. 5 is the C-C cut-open view of Fig. 4;
Fig. 6 is the structural representation of second preferred embodiment of the utility model:
Fig. 7 is the D-D cut-open view of Fig. 6;
Fig. 8 is the E-E cut-open view of Fig. 7;
Fig. 9 is the structural representation of microswitch 32 in this second preferred embodiment.
Each label declaration is as follows among the figure:
The 1-guide rail, 2-hydraulic cylinder leg, 3-hydraulic cylinder, 4-piston rod, the square coal sample box of 5-, 6-microswitch, 7-fine motion contact, 8-clamping plate, the 9-hydraulic cylinder, 10-bearing, 11-piston rod, the 12-hydraulic cylinder, 13-fine motion contact, 14-microswitch, the 15-support, 16-source compartment, 17-microswitch, the 18-detector, 19-dolly, 20-roller, 21-discharging base plate, 22, the little axle of 23-, the 24-axle, the 25-motor, 26-speed reduction unit, 27-drive sprocket, the 28-chain, the spacing flat board of 29-, 30-driven sprocket, 31,32-microswitch, 33-fine motion contact, 34-pole.
Know referring to Fig. 1～Fig. 5, the fast monitored device of this ash content of coal instrument comprises a support 15, be installed in source compartment 16 and detector 18 on the support 15, be arranged on horizontal displacement locating device and the square coal sample box 5 that is installed on this device between source compartment 16 and the detector 18, described horizontal displacement locating device is by bearing 10, be installed in the hydraulic cylinder 9 on the bearing 10, be arranged on the pair of guide rails 1 of hydraulic cylinder 9 cylinder body front ends with clamping plate 8, be connected in the dolly 19 of hydraulic cylinder 9 piston rods 11 front ends and five microswitches, 6 formations of locating in order to the controlling level displacement, the roller 20 of described dolly 19 is positioned at described guide rail 1.Described square coal sample box 5 is arranged on the dolly 19, its top is provided with one in order to trigger the fine motion contact 7 of microswitch 6, an able to turn on or off discharging base plate 21 is installed by axle 24 in its underpart, the opening end of this discharging base plate is connected on the piston rod 4 of a hydraulic cylinder 3 by a careful axle 23,3 of hydraulic cylinders by careful axle 22 be installed on one with hydraulic cylinder leg 2 that dolly 19 links to each other on, the below of described hydraulic cylinder piston rod 4 is provided with a microswitch 17 in order to detect its end position.The bearing 10 of described horizontal displacement locating device is arranged on the vertical movement locating device, this device by hydraulic cylinder 12, be arranged on fine motion contact 13 on this hydraulic cylinder piston rod, constitute in order to five microswitches 14 of control vertical movement location, described bearing 10 is arranged on the piston rod of hydraulic cylinder 12.
Controller with this device and Ash analyser during use joins, when the piston rod 4 of hydraulic cylinder 3 touches microswitch 17, the discharging base plate 21 that square coal sample box 5 is described is closed, by the controller control sampling sample making apparatus funnel coal sample of in square coal sample box 5, packing into, by controller the piston rod 11 drive dollies 19 and the square coal sample box 5 of hydraulic cylinder 9 in the horizontal displacement locating device are moved from left to right again, when the fine motion contact 7 on being located at square coal sample box touches in the microswitches 6 first, controller locatees square coal sample box by hydraulic cylinder 9 in the horizontal direction for the first time, and then make the piston rod of hydraulic cylinder 12 in the vertical movement locating device drive whole horizontal displacement locating device by controller to move from bottom to top, when fine motion contact 13 touches in the microswitches 14 first, controller makes square coal sample box realize location for the first time in vertical direction by hydraulic cylinder 12, handle the ray numerical value input controller that detector 18 detects this moment, can obtain first ash value of this coal sample, by controller two locating devices are moved once more, can obtain second of this coal sample, the 3rd, the 4th and the 5th ash value, above three ash value are given data processing, then can obtain the mensuration ash value of this coal sample.After the end of test (EOT), make square coal sample box 5 from top to bottom, from right to left the motion, when microswitch 17 is touched in the end of piston rod 4, controller promotes piston rod 4 by hydraulic cylinder 3, the discharging base plate 21 of square coal sample box 5 is opened discharging, piston rod 4 moves downward again then, discharging base plate 21 is closed, piston rod 4 touches microswitch 17 once more, the sampling sample making apparatus funnel coal sample of in square coal sample box 5, packing into once more, circulate so repeatedly, can reach the purpose of on-the-spot fast monitored coal sample ash value.
Know referring to Fig. 6～Fig. 9, this fast monitored device comprises a support 15, be installed in source compartment 16 and detector 18 on the support 15, be arranged on horizontal displacement locating device and the square coal sample box 5 that is installed on this device between source compartment 16 and the detector 18, described horizontal displacement locating device is by motor 25, exports the speed reduction unit 26 that joins with this motor, be connected in the drive sprocket 27 on speed reduction unit 26 output shafts, be installed in the driven sprocket 30 on the bearing, be arranged on the chain 28 between drive sprocket 27 and the driven sprocket 30, constitute in order to three microswitches 32 of controlling level displacement location and the microswitch 31 of definite charging position.Described square coal sample box 5 is arranged on the chain 28, its top is provided with one in order to trigger the fine motion contact 33 of microswitch 31,32, when moving, can make square coal sample box produce too much swing for reducing chain 28, also be provided with one spacing dull and stereotyped 29 on the top of 28 liang of side stands 15 of chain, described microswitch 32 is arranged on the pole 34, and 31 of microswitches are arranged on the another one pole.
The using method of this second embodiment is similar to the using method of first embodiment, but its square coal sample box 5 only has the horizontal displacement location and does not have the vertical movement location, the process of unloading coal be by chain 28 turn to make 5 upsets of square coal sample box after, the method that coal sample is poured out realizes.
In conjunction with the foregoing description as can be seen, the utility model has following advantage compared to existing technology:
1, can be implemented in on-the-spot fast monitored, i.e. the requirement of on-line monitoring;
2, adopt square coal sample box splendid attire coal sample monitoring, because the thickness of tested coal sample is stable, and can handle the ature of coal unevenness, so can reduce so plant the measuring error that changes and cause greatly;
3, can realize the multiple spot of coal sample is monitored, make tested coal sample both can have the displacement on the horizontal direction to locate, the displacement location on the vertical direction can be arranged again;
4, simple in structure, easy to make, production cost is low.
Claims (5)
1, a kind of fast monitored device of ash content of coal instrument, comprise support (15), be installed in source compartment (16) and detector (18) on the support (15), it is characterized in that: between described source compartment (16) and detector (18), be provided with a horizontal displacement locating device, a square coal sample box (5) is housed on this device.
2, the fast monitored device of ash content of coal instrument according to claim 1, it is characterized in that: described horizontal displacement locating device is by bearing (10), be installed in hydraulic cylinder (9) on the bearing (10), be arranged on hydraulic cylinder (9) cylinder body front end pair of guide rails (1), be connected in the dolly (19) of hydraulic cylinder piston rod (11) front end and constitute in order to the microswitch (6) of controlling level displacement location, the roller (20) of described dolly (19) is positioned at described guide rail (1), and described square coal sample box (5) is arranged on the dolly (19).
3, the fast monitored device of ash content of coal instrument according to claim 2, it is characterized in that: an able to turn on or off discharging base plate (21) is installed by axle (24) in described square coal sample box (5) bottom, the opening end of this discharging base plate (21) is connected on the piston rod of a hydraulic cylinder (3), hydraulic cylinder (3) then be installed on one with hydraulic cylinder leg (2) that dolly (19) links to each other on, the below of the piston rod (4) of described hydraulic cylinder (3) is provided with a microswitch (17) in order to detect its end position.
4, according to the fast monitored device of claim 2 or 3 described ash content of coal instrument, it is characterized in that: described bearing (10) is arranged on the vertical movement locating device, this device by hydraulic cylinder (12), be arranged on fine motion contact (13) on this hydraulic cylinder piston rod, constitute in order to the microswitch (14) of control vertical movement location, described bearing (10) is arranged on the piston rod end of hydraulic cylinder (12).
5, the fast monitored device of ash content of coal instrument according to claim 1, it is characterized in that: described horizontal displacement locating device be by drive sprocket (27), driven sprocket (30) and be arranged on the chain (28) between them, the speed reduction unit (26) that connects with drive sprocket (27), motor (25), in order to microswitch (31) formation of microswitch (32) and definite charging position of controlling level displacement location, described square coal sample box (5) is arranged on the chain (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96235976 CN2280291Y (en) | 1996-06-18 | 1996-06-18 | Quick monitoring device of instrument for analysing ash content of coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96235976 CN2280291Y (en) | 1996-06-18 | 1996-06-18 | Quick monitoring device of instrument for analysing ash content of coal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2280291Y true CN2280291Y (en) | 1998-04-29 |
Family
ID=33911895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96235976 Expired - Lifetime CN2280291Y (en) | 1996-06-18 | 1996-06-18 | Quick monitoring device of instrument for analysing ash content of coal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2280291Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628705A (en) * | 2012-04-27 | 2012-08-08 | 中国矿业大学(北京) | Material level measurement method for a plurality of coal bunkers |
| CN102749433A (en) * | 2012-07-17 | 2012-10-24 | 中国神华能源股份有限公司 | Coal ash content detecting method |
| CN103344644A (en) * | 2013-06-27 | 2013-10-09 | 天地（唐山）矿业科技有限公司 | On-line detection device for flotation tailing ash |
| CN114935573A (en) * | 2022-04-26 | 2022-08-23 | 江苏仕能工业技术有限公司 | Rapid monitoring device of coal ash analyzer and use method thereof |
-
1996
- 1996-06-18 CN CN 96235976 patent/CN2280291Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628705A (en) * | 2012-04-27 | 2012-08-08 | 中国矿业大学(北京) | Material level measurement method for a plurality of coal bunkers |
| CN102749433A (en) * | 2012-07-17 | 2012-10-24 | 中国神华能源股份有限公司 | Coal ash content detecting method |
| CN103344644A (en) * | 2013-06-27 | 2013-10-09 | 天地（唐山）矿业科技有限公司 | On-line detection device for flotation tailing ash |
| CN114935573A (en) * | 2022-04-26 | 2022-08-23 | 江苏仕能工业技术有限公司 | Rapid monitoring device of coal ash analyzer and use method thereof |
| CN114935573B (en) * | 2022-04-26 | 2023-08-29 | 江苏仕能工业技术有限公司 | Quick monitoring device of coal ash analyzer and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |