CN203411505U - Experimental coke oven tamper - Google Patents
Experimental coke oven tamper Download PDFInfo
- Publication number
- CN203411505U CN203411505U CN201320404295.XU CN201320404295U CN203411505U CN 203411505 U CN203411505 U CN 203411505U CN 201320404295 U CN201320404295 U CN 201320404295U CN 203411505 U CN203411505 U CN 203411505U
- Authority
- CN
- China
- Prior art keywords
- coke oven
- tamping
- gear
- rack
- electromagnetic clutch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Coke Industry (AREA)
Abstract
The utility model relates to the field of coke oven tampers, in particular to an experimental coke oven tamper. The experimental coke oven tamper is characterized by comprising a coal box, a quantitative coaling device and a tamping mechanism, wherein the tamping mechanism comprises a tamping hammer, a rack, a gear, a motor, an electromagnetic clutch and a controller; the tamping hammer is arranged at the lower end of the rack; the rack is meshed with the gear; the gear is connected with the motor through an axle and the electromagnetic clutch; the controller is respectively connected with the motor, the electromagnetic clutch and a displacement sensor for detecting the vertical displacement of the rack. Compared with the prior art, the experimental coke oven tamper has the benefits as follows: firstly, the density uniformity of samples can be effectively improved, so that accurate and reliable results of coking experiments are obtained on the basis of stability, scientificity and preciseness, and meanwhile the influence on the experimental results by factors of operating personnel is reduced to the minimum degree; secondly, the automation degree of the equipment is high, the labor intensity of the operating personnel is lowered, and meanwhile the personal potential safety hazards are eliminated.
Description
Technical field
The utility model relates to coke oven tamping tool field, relates in particular to a kind of test coke oven tamping tool.
Background technology
The extensive application of testing coke oven in recent years provides good approach for determining the coke making and coal blending scheme of economical rationality, and testing coke oven is from dress type structural development of the early stage end to the side-mounting structure of being used widely in recent years.Widespread use due to TAMPING COKING PROCESS simultaneously significantly reduces coking cost, is also reasonably utilized limited resources that good approach is provided.The large tamping coking of producing adopts the mode of making firm by ramming, equally also needs material sample to make to improve density firm by ramming so for testing coke oven.But all the time all not satisfactory to making firm by ramming of testing coke oven material sample, main cause is this to be made firm by ramming to link understanding deficiency cause paying little attention to, and often thinks that material sample amount is few, if tamp passable, and the more attention final coking index that is testing coke oven.The density of true material sample is very large on coke quality impact, and this is that everybody is in common knowledge.And material sample body is longitudinally highly little a lot of than large production, its density distribution is compared very responsive with large production, and the fluctuation of its density is larger or inhomogeneously directly cause final coke quality to have large difference.
The supporting plug ramming machine of testing coke oven is all simple mechanical structures at present, generally by tup, retarding mechanism, gear, tooth bar and support etc., formed, its gear is half cycle toothing, tup has single tup or two hammehead structure, after rack drives tup rises to maximum height, lose engagement with gear, tup sudden outburst freely falls and hits material sample.The height that the tup of this plug ramming machine promotes or falls is fixed value (relevant with diameter and the number of teeth of gear), for material sample, because the coal entering in coal bin is gradation pan feeding at every turn.After pan feeding first, start to accept tup and hit N time, and after pan feeding, still will continue to hit N time for the second time, for the density of pan feeding aspect for the first time, be often greater than secondary density so.If pan feeding is divided into 4 times, if so last density reaches prescribed value, just there will be, for the first time pan feeding aspect > > such distribution of > the 4th time for the third time for the second time.Just there is the inhomogeneous phenomenon of density distribution in this, make the coke coking phase because coke button size and the crack distribution that upper and lower Density inhomogeneity produces do not have consistence on the vertical longitudinal profile of coal, directly affects coke quality.
In addition, at the initial stage of making firm by ramming, because material sample is loose, while hitting first due under tup, fall behind by air in coal sample rapidly extruding make to expect that sample produces to tup surrounding, splashes, cause tup center material sample to lack, and each pan feeding all can produce this phenomenon, this is also an inhomogeneous important factor of impact material sample global density.
Have, plug ramming machine artifical influence factor is in the market very large again, because make density firm by ramming and make number of times direct correlation firm by ramming, and make number of times firm by ramming, is to be controlled by operator, if operator want the number of times of making firm by ramming, how much can randomly not arrange in accordance with regulations.
Current test is generally heavy by plug ramming machine structure in addition, and operation labour intensity is large, and operator need to contact material sample, has the potential safety hazard to personal injury in physical construction.
Summary of the invention
The purpose of this utility model is to provide a kind of test coke oven tamping tool, improve the homogeneity of material sample density, make coking test obtain result accurately and reliably on stable, science, rigorous basis, operator's human factor is reduced to minimum to the impact of test-results simultaneously, and reduce operator's labour intensity, get rid of operator's personnel safety hidden danger.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of test coke oven tamping tool, comprise coal bin, quantitative coaling gear and tamping agency, tamping agency is positioned on top end rail and by frame and coal bin and is combined into one, quantitatively coaling gear is positioned at a side of coal bin, and described quantitative coaling gear comprises material sample storehouse, electronic scales, tremie pipe and blanking electrically-controlled valve; Described tamping agency comprises compactor, tooth bar, gear, electric motor, electromagnetic clutch and controller, compactor is arranged on the lower end of tooth bar, rack and pinion is meshed, gear is connected with electric motor by wheel beam warp electromagnetic clutch, and controller is connected with the displacement sensor of electric motor, electromagnetic clutch and the vertical translation of detection tooth bar respectively.
Described tamping agency is a set of or two covers, and when tamping agency is two covers, two cover compactors are alternately made firm by ramming.
The lifting mechanism that the replaceable one-tenth friction lever of lifting mechanism that described rack and pinion forms and friction wheel form.
Between described tamping agency and top end rail, be provided with horizontal mobile mechanism, this horizontal mobile mechanism comprises guide rail, base plate, translation actuator and linear bearings, base plate is provided with translation actuator, base plate is connected with guide rail by linear bearings, guide rail two ends are separately fixed on top end rail, and base plate is provided with rack bore.
Described translation actuator is cylinder, oil cylinder or running motor.
Described running motor band motor car wheel moves along guide rail.
Compared with prior art, the beneficial effects of the utility model are: the homogeneity that 1) can effectively improve material sample density, make coking test obtain result accurately and reliably on stable, science, rigorous basis, operator's human factor is reduced to minimum to the impact of test-results simultaneously; 2) level of automation of equipment is higher, has reduced operator's labour intensity, has got rid of operator's personnel safety hidden danger simultaneously.3) for scientific research analysis provides more broad visual angle, in the process of making firm by ramming, can collect multiple testing data: every batch of density value of making firm by ramming during as material sample batch material feeding, finally expect sample density value, hit momentum, all hit institute's work, the final height value of material sample, material sample quality etc.4) the convenient quality that regulates as required compactor, coordinates various testing coke oven coal bin sizes, the handiness that has improved series matching product.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment mono-structural representation;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the utility model embodiment bis-structural representations;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the utility model translation actuator embodiment mono-structural representation;
Fig. 6 is the utility model translation actuator embodiment bis-structural representations.
In figure: the quantitative coaling gear 3-of 1-coal bin 2-tamping agency 4-top end rail 5-frame 6-material sample storehouse 7-electronic scales 8-tremie pipe 9-blanking electrically-controlled valve 10-compactor 11-tooth bar 12-gear 13-electric motor 14-electromagnetic clutch 15-controller 16-wheel shaft 17-displacement sensor 18-touch-screen 19-guide rail 20-base plate 21-translation actuator 22-linear bearings 23-rack bore 24-running motor 25-transmission shaft 26-wheel 27-gear driving pair
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
See Fig. 1, Fig. 2, it is coke oven tamping tool embodiment mono-structural representation for a kind of test of the utility model, this is a kind of single hammehead structure, be applicable to the occasion of 40kg and following treatment capacity, comprise coal bin 1, quantitative coaling gear 2 and tamping agency 3, tamping agency 3 is positioned on top end rail 4 and by frame 5 and coal bin 1 and is combined into one, quantitatively coaling gear 2 is positioned at a side of coal bin 1, quantitatively coaling gear 2 comprises material sample storehouse 6, electronic scales 7, tremie pipe 8 and blanking electrically-controlled valve 9, realize quantitative feeding, tamping agency 3 comprises compactor 10, tooth bar 11, gear 12, electric motor 13, electromagnetic clutch 14 and controller 15, compactor 10 is arranged on the lower end of tooth bar 11, tooth bar 11 is meshed with gear 12, gear 12 is connected with electric motor 13 through electromagnetic clutch 14 by wheel shaft 16, controller 15 respectively with electric motor 13, the displacement sensor 17 of electromagnetic clutch 14 and the vertical translation of detection tooth bar is connected.
The equal density control method of coke oven tamping tool for the utility model test, be in the process of making firm by ramming, the difference of altitude before making firm by ramming by controller 15 real-time detecting material samples and after making firm by ramming, regulates the lift height of compactor or makes firm by ramming the time, the homogeneity of material sample is made in assurance firm by ramming, and its concrete operations are as follows:
1) by touch-screen 18, to the interior input of controller 15, preset density targets value ρ, according to relational expression
, calculate the material sample height H target value after making firm by ramming, in formula: m is material sample quality, kg; L is coal bin inner length, m; W is coal bin inner width, m; ρ is density targets value, kg/m
3; H, the material sample height value of corresponding different mass and density, m;
2) while adding making firm by ramming first after pan feeding sample in coal bin 1, to make firm by ramming in advance, when making firm by ramming first, the current weighing numerical value of the first electron gain scale 7 of controller 15, after processing as calculated, obtain expecting sample total mass value, then controller 15 is given an order and is made compactor 10 first rise to certain altitude, send out again control command blanking electrically-controlled valve 9 is opened, make to expect that the material sample in sample storehouse 6 enters into coal bin 1 through tremie pipe 8;
When the feeding of material sample reaches after set(ting)value m, blanking electrically-controlled valve 9 is closed, and then give an order and make when electric motor 13 reverse rotations, electromagnetic clutch 14 adhesives, be driven gear 12 rotations, because gear 12 and tooth bar 11 mesh together, therefore the motion that tooth bar 11 produces vertically downward, thereby drive compactor 10 to decline, object is that the 1/3 ~ 1/2(that makes compactor drop to maximum value height can arrange) after, electromagnetic clutch 14 power-off and discharging, compactor 10 falls in less vertical height, complete a tip-tap and hit, object is to prevent from expecting that sample splashes;
3) after reciprocal anti-splash tip-tap is several times hit, tamping agency is automatically made firm by ramming under the control of controller 15, and first, controller 15 is controlled electric motor 13 and is rotated in the forward, electromagnetic clutch 8 adhesives, in the lifting process that makes progress, displacement sensor 17 detects shift length in real time, when reaching maximum height, controller 15 is given an order electromagnetic clutch 14 power-off is discharged, now compactor 10 hits rapidly the material sample surface in coal bin 1 under Gravitative Loads, completes and once makes strike firm by ramming
Now electric motor 13 is always in being rotated in the forward state, when just lifting of compactor 10 of electromagnetic clutch 14 adhesives.And its power-off just discharges compactor 10, complete after strike, the numerical value being detected by displacement sensor 17 is delivered in controller 15 and is processed, compactor 10 back and forth hits, make process middle controller real-time detecting material sample height firm by ramming, until it is consistent with H target value to detect material sample height, represent that material sample density meets test requirements document, makes end firm by ramming.Controller 15 is born the control of all data processing and command signal, and touch-screen 18, for the interface of man-machine interaction, carries out the setting of parameter, checks, operates control etc.
If material sample is to enter in batches while making firm by ramming in coal bin, above-mentioned steps 2) to cycle index and the material sample of step 3), to dose number of times consistent, the first maximum hitting power of hammering into shape that the material sample of pan feeding hits for the first time obtained to the height H of the first defective material sample
1, and density p
1, then hit and obtain height H according to the second hammering
2, and density p
2, obtain successively H
3, and density p
3... Deng, these data are carried out obtaining after recurrence method processing to the strike characteristic of current material sample,, under current hitting dynamics, when quality m value changes, need to hit how many times and obtain a final densities.
According to this deduce algorithm for the second time pan feeding and for the third time pan feeding all continue calculating and constantly enrich data, after last pan feeding and last hammer fall, so for pan feeding for the first time, for the second time pan feeding, pan feeding, until the cycle that the material sample after last pan feeding is born just in time meets the final densities that each pan feeding obtains, has so just guaranteed to expect in whole coal bin the uniformity consistency up and down of sample density for the third time.In this process, by Controlling System, calculate the hitting power F of adjusting compactor automatically, the hitting dynamics of compactor is the height of at every turn mentioning by tup or regulates the weight of tup to regulate simultaneously.
See Fig. 3, Fig. 4, coke oven tamping tool embodiment bis-structural representations for a kind of test of the utility model, this is a kind of pair of hammehead structure, be applicable to the occasion of the above treatment capacity of 40kg, comprise coal bin 1, quantitative coaling gear 2 and tamping agency 3, tamping agency 3 is positioned on top end rail 4 and by frame 5 and coal bin 1 and is combined into one, quantitatively coaling gear 2 is positioned at a side of coal bin 1, quantitatively coaling gear 2 comprises material sample storehouse 6, electronic scales 7, tremie pipe 8 and blanking electrically-controlled valve 9, realize quantitative feeding, tamping agency 3 is two covers, comprise compactor 10, tooth bar 11, gear 12, electric motor 13, electromagnetic clutch 14 and controller 15, compactor 10 is arranged on the lower end of tooth bar 11, tooth bar 11 is meshed with gear 12, gear 12 is connected with electric motor 13 through electromagnetic clutch 14 by wheel shaft 16, controller 15 respectively with electric motor 13, the displacement sensor 17 of electromagnetic clutch 14 and the vertical translation of detection tooth bar is connected.Two cover tamping agencies are realized two compactors of a motor drive by gear driving pair 27 and are alternately made action firm by ramming, to improve tamping efficiency.
See Fig. 5, the dead band, gap producing in the middle of two tups that cause for fear of two hammerhead structures cannot obtain the drawback of hitting, between tamping agency 3 and top end rail 4, be provided with horizontal mobile mechanism, this horizontal mobile mechanism comprises guide rail 19, base plate 20, translation actuator 21 and linear bearings 22, base plate 20 is provided with translation actuator 21, base plate 20 is connected with guide rail 19 by linear bearings 22, and guide rail 19 two ends are separately fixed on top end rail 4, and base plate 20 is provided with rack bore 23.Translation actuator 21 is that cylinder, oil cylinder or running motor all can.
See Fig. 6, when translation actuator 21 adopts running motor structure, running motor 24 moves along guide rail 19 by transmission shaft 25 band motor car wheels 26.Can realize like this position of the every strike of compactor and once once move horizontally afterwards, make to expect that sample can fully hit, avoid existing strike dead band.In like manner this structure is also applicable to single hammehead structure.
In embodiment, the replaceable lifting mechanism that becomes friction lever and friction wheel of lifting mechanism that tooth bar 11 forms with gear 12, friction lever square or rounded section clamps to realize upper and lower enhancing action by friction wheel.
In embodiment, controller 15 can adopt PLC, embedded control system or its to control type units and control, and mainly can complete the calculation process of data and send the task of control command signal.Touch-screen 18 arranges the interface of demonstration as man-machine interaction and parameter, also can directly adopt computer to control, by finishing man-machine interaction tasks such as screen mouses.
In embodiment, controller also can adopt the mode in period to control, directly load weighted material sample is put into coal bin 1, obtain a plug ramming machine structure of more simplifying on controlling, by controlling the lifting of compactor and the time of free-falling and making in advance function firm by ramming, make the utility model by the performance of coke oven tamping tool, have significantly lifting compared with traditional experiment.
Claims (6)
1. a test coke oven tamping tool, it is characterized in that, comprise coal bin, quantitative coaling gear and tamping agency, tamping agency is positioned on top end rail and by frame and coal bin and is combined into one, quantitatively coaling gear is positioned at a side of coal bin, and described quantitative coaling gear comprises material sample storehouse, electronic scales, tremie pipe and blanking electrically-controlled valve; Described tamping agency comprises compactor, tooth bar, gear, electric motor, electromagnetic clutch and controller, compactor is arranged on the lower end of tooth bar, rack and pinion is meshed, gear is connected with electric motor by wheel beam warp electromagnetic clutch, and controller is connected with the displacement sensor of electric motor, electromagnetic clutch and the vertical translation of detection tooth bar respectively.
2. a kind of test coke oven tamping tool according to claim 1, is characterized in that, described tamping agency is a set of or two covers, and when tamping agency is two covers, two cover compactors are alternately made firm by ramming.
3. a kind of test coke oven tamping tool according to claim 1, is characterized in that, the lifting mechanism that the replaceable one-tenth friction lever of lifting mechanism that described rack and pinion forms and friction wheel form.
4. a kind of test coke oven tamping tool according to claim 1, it is characterized in that, between described tamping agency and top end rail, be provided with horizontal mobile mechanism, this horizontal mobile mechanism comprises guide rail, base plate, translation actuator and linear bearings, base plate is provided with translation actuator, base plate is connected with guide rail by linear bearings, and guide rail two ends are separately fixed on top end rail, and base plate is provided with rack bore.
5. a kind of test coke oven tamping tool according to claim 4, is characterized in that, described translation actuator is cylinder, oil cylinder or running motor.
6. a kind of test coke oven tamping tool according to claim 5, is characterized in that, described running motor band motor car wheel moves along guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320404295.XU CN203411505U (en) | 2013-07-08 | 2013-07-08 | Experimental coke oven tamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320404295.XU CN203411505U (en) | 2013-07-08 | 2013-07-08 | Experimental coke oven tamper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203411505U true CN203411505U (en) | 2014-01-29 |
Family
ID=49974409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320404295.XU Expired - Lifetime CN203411505U (en) | 2013-07-08 | 2013-07-08 | Experimental coke oven tamper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203411505U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103320151A (en) * | 2013-07-08 | 2013-09-25 | 鞍山星源达科技有限公司 | Coke oven tamping machine for tests and uniform density control method thereof |
| CN105062516A (en) * | 2015-09-18 | 2015-11-18 | 成都明日星辰科技有限公司 | Tamping mechanism |
| CN105112078A (en) * | 2015-09-18 | 2015-12-02 | 成都明日星辰科技有限公司 | Stable tamping mechanism |
-
2013
- 2013-07-08 CN CN201320404295.XU patent/CN203411505U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103320151A (en) * | 2013-07-08 | 2013-09-25 | 鞍山星源达科技有限公司 | Coke oven tamping machine for tests and uniform density control method thereof |
| CN103320151B (en) * | 2013-07-08 | 2014-07-16 | 鞍山星源达科技有限公司 | Coke oven tamping machine for tests and uniform density control method thereof |
| CN105062516A (en) * | 2015-09-18 | 2015-11-18 | 成都明日星辰科技有限公司 | Tamping mechanism |
| CN105112078A (en) * | 2015-09-18 | 2015-12-02 | 成都明日星辰科技有限公司 | Stable tamping mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103320151B (en) | Coke oven tamping machine for tests and uniform density control method thereof | |
| US9588029B2 (en) | Dynamics performance testing system | |
| CN105510153B (en) | A kind of large-scale soil body interface shearing test model and test method | |
| CN203411505U (en) | Experimental coke oven tamper | |
| CN201555778U (en) | Multiscale large rock mass structural plane direct shear tester | |
| CN102230870A (en) | Method for testing grading broken stone CBR numerical value | |
| CN102621013A (en) | Dynamic performance testing system | |
| CN201637618U (en) | Monkey-type compaction test apparatus | |
| CN103278402A (en) | Electro-osmosis consolidation shearing device | |
| CN103344468B (en) | Stress Control formula geotechnique sample-pressing device | |
| CN105954076B (en) | A kind of modelling system for physical simulation experiment | |
| Zhang et al. | Measurement of grass root reinforcement for copper slag mixed soil using improved shear test apparatus and calculating formulas | |
| CN109238826B (en) | Electromagnetic sounding device and control method of power coil current thereof | |
| CN205898797U (en) | Simulation train moves and carries testing arrangement of soil deformation characteristic down | |
| CN104607301A (en) | Method for determining best grinding feed size | |
| CN204594814U (en) | A kind of bar-mat reinforcement dynamic mechanical proving installation | |
| CN206707224U (en) | A kind of intelligent metope scraping device | |
| CN109374434A (en) | Asphalt concrete pavement material shearing performance test device | |
| CN209723066U (en) | Penetration test device is hammered based on Large strain method | |
| CN204469863U (en) | Building building cement building stones auxiliary processing device | |
| Sharifi et al. | Soil mechanical resistance measurement by an unique multi-cone tips horizontal sensor | |
| CN207741997U (en) | A kind of electronic hammering device of compaction test apparatus | |
| CN108951721A (en) | A kind of method of strong rammer gangue ground dynamic stress | |
| CN104075747B (en) | Define and calculate and ram the heavy method than evaluation hammer ram conversion usefulness | |
| CN109827842A (en) | A kind of waste filling pushes tamping chamber and waste filling pushes tamping method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |