CN204529735U - Float coal strikes off system for compacting - Google Patents
Float coal strikes off system for compacting Download PDFInfo
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- CN204529735U CN204529735U CN201520224008.6U CN201520224008U CN204529735U CN 204529735 U CN204529735 U CN 204529735U CN 201520224008 U CN201520224008 U CN 201520224008U CN 204529735 U CN204529735 U CN 204529735U
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- float coal
- compacting
- rail set
- strikes
- telescopic boom
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Abstract
The utility model discloses a kind of float coal and strike off system for compacting, comprise rail set, the chain transmission system that two-in-one step-down gear provides power is provided with in described rail set, chain transmission system is with being arranged on travelling wheel on rail set guide rail to being in transmission connection, vehicle frame by travelling wheel to being arranged on rail set, vehicle frame is provided with telescopic boom, Hydraulic Station and hand-held control enclosure, telescopic boom top outer is provided with suspension bracket, bottom suspension bracket, compact wheel is installed, compact wheel both sides are provided with scraper plate, and hand-held control enclosure is externally connected to the PLC system for Long-distance Control.Float coal described in the utility model strikes off system for compacting, and level of automation is high, strong adaptability, be intended to alleviate manually scrape float coal labour intensity, improve float coal processing efficiency and effect, effectively eliminate float coal layer to producing and the disadvantageous effect of environment simultaneously.
Description
Technical field
The utility model relates to one and is applied to metallurgy industry coke production mechanical means, and particularly shaping briquette end face float coal treatment unit made firm by ramming by side-arranged tamping coke oven coal charger.
Background technology
At present, coke is the important source material of blast furnace ironmaking, is to be obtained by coal high temperature carbonization (950 ~ 1050 DEG C) in coke oven.Tamping coking is that the coal dust tension weight churning in coal charger coal groove is tamped into briquette, then by coal charger, briquette is sent in coke furnace carbonization chamber a kind of coking process carrying out high temperature carbonization.
Making shaping briquette shape firm by ramming is an elongated cubes, length, width and height average out to 15m × 0.5m × 5m.Be limited to the compacting mechanism of tension weight churning, the briquette end face after making firm by ramming can remain the float coal layer of 100mm ~ 200mm all the time, and float coal density is about 0.75t/m3, much smaller than the briquette density 1.1t/m3 of compacting.And due to the ununiformity along each material feeder feed of briquette length direction, float coal layer is concavo-convex fluctuating shape, height differs 50mm ~ 200mm.In addition, in order to ensure that briquette has enough shearing resistance ultimate compression strength during tamping briquette, processing requirement briquette two compacting number of times, more than centre, therefore causes briquette end face and float coal layer is high in the middle and low on both ends.
In tamping coking production process, the existence of tamping briquette end face float coal layer brings many disadvantageous effects to production and environment.Production aspect, briquette to enter after coking chamber this layer of float coal due to the effect of warm air and can float up to coking chamber top, and the exhaust gases passes that will block briquette and coking chamber top for years, finally affects coke quality.And float coal can only cannot form coke by becoming coke powder in coking chamber, causes the waste of raw material; Environment aspect, briquette is sent in the process of coking chamber by coal charger, and the coking chamber that fire door opens wide produces powerful thermal radiation to ambient air and causes float coal layer incomplete combustion to produce volume of smoke, contaminate environment.
In order to overcome the disadvantageous effect that above-mentioned float coal layer brings, in actual production, the treatment process of briquette end face requires float coal to strike off compacting.Because the features of shape that the concavo-convex fluctuating of above-mentioned float coal layer is large, low centre, two is high, and the objective circumstances that domestic each coke-oven plant briquette height change scope is large, domesticly at present there is no the common float coal promoted the use of and scrape processing machine equipment, mainly artificial iron is seized and is struck off float coal, and then rely on people to conduct oneself with dignity compacting float coal with special pressing plate, manual handling float coal, labour intensity is large, the existence of float coal layer makes coal-charging smoke increase, blocking pressures inside exhaust gases passes, reduce coal dust coking rate, to production and environmental protection all unfavorable.The float coal processing mechanism of indivedual pilot development, exists and is difficult to strike off, to briquette height, float coal waviness bad adaptability, and the problem that consolidation effect is not good enough.
Summary of the invention
The utility model is for the proposition of above problem, and a kind of float coal of research and design strikes off system for compacting, seize strike off float coal with solving in work on hand mainly artificial iron, and then rely on people to conduct oneself with dignity compacting float coal with special pressing plate, the float coal processing mechanism of indivedual pilot development, exist and be difficult to strike off, to briquette height, float coal waviness bad adaptability, the shortcoming that consolidation effect is not good enough.The technique means that the utility model adopts is as follows:
A kind of float coal strikes off system for compacting, comprise rail set, the chain transmission system that two-in-one step-down gear provides power is provided with in described rail set, chain transmission system is with being arranged on travelling wheel on rail set guide rail to being in transmission connection, vehicle frame by travelling wheel to being arranged on rail set, vehicle frame is provided with telescopic boom, Hydraulic Station and hand-held control enclosure, telescopic boom top outer is provided with suspension bracket, bottom suspension bracket, compact wheel is installed, compact wheel both sides are provided with scraper plate, and hand-held control enclosure is externally connected to the PLC system for Long-distance Control.
Chain greasisng system is provided with as on preference chain transmission mechanism; With the elastic damping system be provided with between compact wheel for cushioning bottom suspension bracket.
As the electromagnetic throttle valve I be provided with in preferred Hydraulic Station for controlling oil cylinder stretching speed and electromagnetic throttle valve II, for controlling solenoid operated directional valve I and the solenoid operated directional valve II of oil cylinder telescopic direction.
Be provided with telescopic boom cylinder as in preferred telescopic boom, the high-low limit position of telescopic boom is separately installed with a proximity switch II.
As above preferred rail set, cable-pulling chain is installed, the front and back limit position of rail set is separately installed with a proximity switch I.
Diameter as preferred compact wheel is greater than 250mm.
Compared with the prior art, float coal described in the utility model strikes off system for compacting and has the following advantages:
(1), telescopic boom top outer is provided with suspension bracket, be provided with compact wheel bottom suspension bracket, compact wheel both sides are provided with scraper plate, and scraper plate and telescopic boom are connected, compare that hinged to strike off suburb fruit better, more reliable, the design concept of " first scraping rear pressure " has well agreed with on-the-spot technological operation demand.
(2) vehicle frame is provided with telescopic boom, hand-held control enclosure is externally connected to PLC system for Long-distance Control, the design of telescopic arm structure and electric control system, make compact wheel and scraper plate to the wide accommodation of briquette height and end face waviness thereof and adjustment flexibly.
(3) bottom suspension bracket with the elastic damping system be provided with between compact wheel for cushioning, the power of Static compaction float coal comes from the gravity of compact wheel and the acting in conjunction of elastic damping system spring force, it is very heavy that compact wheel need not do, and decreases unnecessary load, saves material and cost; Elastic damping system can also shield to vehicle frame, because its compact wheel allowing briquette end face coal seam to be obstructed after compacting sclerosis and scraper plate upwards lifting.
(4) diameter of compact wheel is greater than 250mm, effectively avoids the depression problem of wheel in macrorelief float coal.
(5) select chain transmission mechanism is provided with chain greasisng system, the walking system installation and debugging that chain drive drives are easy to maintenance, good economy performance.
Float coal described in the utility model strikes off system for compacting, and level of automation is high, strong adaptability, be intended to alleviate manually scrape float coal labour intensity, improve float coal processing efficiency and effect, effectively eliminate float coal layer to producing and the disadvantageous effect of environment simultaneously.
Accompanying drawing explanation
Fig. 1 is the front view that float coal described in the utility model strikes off system for compacting.
Fig. 2 is the structural representation that float coal described in the utility model strikes off system for compacting.
Fig. 3 is the electrical control schema that float coal described in the utility model strikes off system for compacting.
Wherein: 1, rail set, 2, travelling wheel pair, 3, chain transmission system, 4, telescopic boom, 5, vehicle frame, 6, suspension bracket, 7, compact wheel, 8, elastic damping system, 9, scraper plate, 10, two-in-one step-down gear, 11, Hydraulic Station, 12, telescopic boom cylinder, 13, cable-pulling chain, 14, hand-held control enclosure, 15, chain greasisng system, 16, top platform, 17, interior rib, 18, outer rib.
Embodiment
As shown in Figure 1-Figure 3, a kind of float coal strikes off system for compacting, comprise rail set 1, rail set 1 is seated on top platform 16, the chain transmission system 3 that two-in-one step-down gear 10 provides power is provided with in described rail set 1, chain transmission system 3 is in transmission connection to 2 with the travelling wheel be arranged on rail set 1 guide rail, vehicle frame 5 is arranged on rail set 1 by travelling wheel to 2, vehicle frame 5 is provided with telescopic boom 4, Hydraulic Station 11 and hand-held control enclosure 14, telescopic boom 4 top outer is provided with suspension bracket 6, compact wheel 7 is installed bottom suspension bracket 6, compact wheel 7 both sides are provided with scraper plate 9, make compact wheel 7 and scraper plate 9 with the dimensional fits between interior rib 17 and outer rib 18, facilitate follow-up compacting work, hand-held control enclosure 14 is externally connected to the PLC system for Long-distance Control.
Chain transmission system 3 is provided with chain greasisng system 15.With the elastic damping system 8 be provided with between compact wheel 7 for cushioning bottom suspension bracket 6.The electromagnetic throttle valve I for controlling oil cylinder stretching speed and electromagnetic throttle valve II is provided with in Hydraulic Station 11, for controlling solenoid operated directional valve I and the solenoid operated directional valve II of oil cylinder telescopic direction, electromagnetic throttle valve I, electromagnetic throttle valve II, solenoid operated directional valve I and solenoid operated directional valve II are the control valve blocks of hydraulic efficiency system.
Telescopic boom cylinder 12 is installed in telescopic boom 4, the high-low limit position of telescopic boom 4 is separately installed with a proximity switch II, the flexible high-low limit of telescopic boom 4 is demarcated by two proximity switches II, telescopic boom cylinder 12 is quit work stretching to high-low limit position, prevents from excessively stretching operational impairment.
Cable-pulling chain 13 is installed above rail set 1, the front and back limit position of rail set 1 is separately installed with a proximity switch I, demarcated the front and back limit of traveling by two proximity switches I, travelling wheel can oppositely traveling be controlled conveniently by PLC system to front and back limit position in traveling 2.
The diameter of compact wheel 7 is greater than 250mm, effectively avoids the depression problem of wheel in macrorelief float coal.
Float coal strikes off a using method for system for compacting, comprises the following steps:
(1), when float coal strikes off system for compacting, time in non-active area at a slow speed traveling to coal groove region, operator control the cylinder bar retraction of telescopic boom cylinder 12 until compact wheel 7 touches briquette end face by the quick gear that vehicle-mounted hand-held control enclosure 14 telescopic boom controls;
(2) gear at a slow speed that, operator select hand-held control enclosure 14 telescopic boom to control again controls telescopic boom cylinder 12 and continues retraction until scraper plate 10 is deep into the position that the following float coal of briquette end face strikes off processing requirement;
(3) after, adjusting the height of compact wheel 7 briquette end face relative to scraper plate 9, operator start the Fast marching button that on vehicle-mounted hand-held control enclosure 14, traveling controls, now travelling wheel is advanced with comparatively faster speed to 3, drives compact wheel 7 and scraper plate 9 strikes off, compacting float coal by vehicle frame 5, being rigidly connected of suspension bracket 6; During this, the float coal that operator can arrive according to the observation strikes off, compacting situation, be switched to walking state at a slow speed at any time by vehicle-mounted hand-held control enclosure 14, thus adjust the stroke of telescopic boom cylinder 12, and then change the height of compact wheel 7 briquette end face relative to scraper plate 9.
(4), after float coal strikes off system for compacting traveling to briquette termination, proximity switch I triggers PLC system, control two-in-one step-down gear 10 and stop, and then reverse rotation starts, thus realize the back and forth movement of mechanism by traveling;
(5), when float coal strike off system for compacting run to the starting position in coal groove region time, operator control the cylinder bar of telescopic boom cylinder 12 to extend out to limit position by the telescopic boom of vehicle-mounted hand-held control enclosure 14, promote by compact wheel 7 groove that produces coal;
(6), final, float coal strike off system for compacting run to non-do region after static, complete a working cycle.
The quick gear telescopic boom cylinder 12 responsiveness theory setting of hand-held control enclosure 14 extension and contraction control is 50 ~ 100mm/s, be preferably 100mm/s, gear rate theory value is 5 ~ 20mm/s at a slow speed, be preferably 5mm/s, telescopic boom cylinder 12 fast gear responsiveness carries out control setting by electromagnetic throttle valve I, and gear responsiveness carries out control setting by electromagnetic throttle valve II at a slow speed.
The plug-in branch control module of coal charger PLC system-hand-held control enclosure 14, can hang over float coal and strike off on system for compacting to walk with garage, also hand heldly can carry out remote control.This hand-held control enclosure 14 is provided with the remote control button of telescopic boom 4 and chain transmission system 3, the position of compact wheel 7 float coal relative to scraper plate 9 is adjusted at any time in each stage of early, middle, late stage striking off a system for compacting working cycle according to the situation of float coal, to adapt to the random fluctuation of on-the-spot float coal equipment handled easily run-in period personnel.
Frequency transformer for regulating the output speed of motor, thus regulates the chain wheel speed in chain transmission system 3 to realize traveling speed adjustable (hand-held control enclosure is provided with relevant speed stage button).
Frequency transformer volume ratio is comparatively large, is arranged on coal charger electric panel room together with the PLC system of coal charger.And due to expensive, be designed to share one with the rear plate washer hoisting mechanism of coal charger.
Hand-held control enclosure 14 is coal charger PLC system remote branch control modules, the other operation box of similar machine.Mainly facilitate personalization adjustment during operative.But the stopping of limit position motor, reversion consider security, for fixed routine is directly controlled by PLC.
During work, two-in-one step-down gear 10 driving chain transmission mechanism 3 drives travelling wheel to rotate 3 by vehicle frame 6, and traveling speed can require to realize stepless speed regulation by PLC system by controlling frequency transformer according to site technique.
Manual handling float coal is in order to ensure that production technique time requirement needs special to be equipped with 2 flat coal operative employees, and when striking off compacting float coal, two first tails of people one are along the action in opposite directions of briquette length direction.Strike off system for compacting according to our the briquette end face float coal of exploitation, only need people's policer operation equipment.Once after administration measure, full-automatic operation can also be realized.The annual recruitment cost at least saving a people.In addition, this float coal strikes off the deadweight of reactive force much larger than people of system for compacting Static compaction, float coal density after compacting is closer to the briquette density of making compacting firm by ramming, and therefore the coking power of coal-charging smoke and float coal is all better than manual handling, for coke-oven plant saves raw material cost and environmental protection disbursement.
Float coal described in the utility model strikes off system for compacting and using method thereof, the design concept of " first scraping rear pressure ", first ensure to strike off, then gravity and spring force compacting float coal is relied on, and traveling drive system structure is simple and direct, convenient for installation and maintenance, in addition also there is good economy, can be good at agreeing with on-the-spot technological operation demand.And due to the design of telescopic arm structure and electric control system, compact wheel and the adaptability of scraper plate to briquette height and end face waviness thereof are promoted greatly.In addition, the walking system installation and debugging of chain drive driving are easy to maintenance.
The application that float coal described in the utility model strikes off system for compacting and using method thereof alleviate manually scrape float coal labour intensity, improve float coal processing efficiency and effect, effectively eliminate float coal layer to producing and the disadvantageous effect of environment, what require coke oven for iron automatization and the feature of environmental protection along with coke-oven plant improves constantly, and this briquette end face float coal strikes off system for compacting and develops domestic nearly thousand cover tamping charging car scrap build markets of having put into operation.Meanwhile, the support equipment as tamping charging car improves the competitive power of a whole set of coke oven for iron of this enterprise in new projects market.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and inventive concept thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (6)
1. a float coal strikes off system for compacting, it is characterized in that comprising rail set (1), the chain transmission system (3) that two-in-one step-down gear (10) provides power is provided with in described rail set (1), chain transmission system (3) is in transmission connection to (2) with the travelling wheel be arranged on rail set (1) guide rail, vehicle frame (5) is arranged on rail set (1) by travelling wheel to (2), vehicle frame (5) is provided with telescopic boom (4), Hydraulic Station (11) and hand-held control enclosure (14), telescopic boom (4) top outer is provided with suspension bracket (6), suspension bracket (6) bottom is provided with compact wheel (7), compact wheel (7) both sides are provided with scraper plate (9), hand-held control enclosure (14) is externally connected to the PLC system for Long-distance Control.
2. float coal according to claim 1 strikes off system for compacting, it is characterized in that: chain transmission system (3) is provided with chain greasisng system (15); Elastic damping system (8) for cushioning is installed between suspension bracket (6) the same compact wheel in bottom (7).
3. float coal according to claim 1 strikes off system for compacting, it is characterized in that: in Hydraulic Station (11), be provided with the electromagnetic throttle valve I for controlling oil cylinder stretching speed and electromagnetic throttle valve II, for controlling solenoid operated directional valve I and the solenoid operated directional valve II of oil cylinder telescopic direction.
4. float coal according to claim 1 strikes off system for compacting, it is characterized in that: be provided with telescopic boom cylinder (12) in telescopic boom (4), and the high-low limit position of telescopic boom (4) is separately installed with a proximity switch II.
5. float coal according to claim 1 strikes off system for compacting, it is characterized in that: rail set (1) top is provided with cable-pulling chain (13), the front and back limit position of rail set (1) is separately installed with a proximity switch I.
6. float coal according to claim 1 strikes off system for compacting, it is characterized in that: the diameter of compact wheel (7) is greater than 250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224008.6U CN204529735U (en) | 2015-04-14 | 2015-04-14 | Float coal strikes off system for compacting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520224008.6U CN204529735U (en) | 2015-04-14 | 2015-04-14 | Float coal strikes off system for compacting |
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| Publication Number | Publication Date |
|---|---|
| CN204529735U true CN204529735U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520224008.6U Withdrawn - After Issue CN204529735U (en) | 2015-04-14 | 2015-04-14 | Float coal strikes off system for compacting |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804749A (en) * | 2015-04-14 | 2015-07-29 | 大连华锐重工焦炉车辆设备有限公司 | Float coal leveling and compacting mechanism and using method thereof |
| CN105500761A (en) * | 2015-12-18 | 2016-04-20 | 中磁科技股份有限公司 | Automatic powder striking-off device |
| CN105731111A (en) * | 2016-04-27 | 2016-07-06 | 成都信息工程大学 | Coal leveling machine |
-
2015
- 2015-04-14 CN CN201520224008.6U patent/CN204529735U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804749A (en) * | 2015-04-14 | 2015-07-29 | 大连华锐重工焦炉车辆设备有限公司 | Float coal leveling and compacting mechanism and using method thereof |
| CN104804749B (en) * | 2015-04-14 | 2017-03-08 | 大连华锐重工焦炉车辆设备有限公司 | Float coal strikes off system for compacting and its using method |
| CN105500761A (en) * | 2015-12-18 | 2016-04-20 | 中磁科技股份有限公司 | Automatic powder striking-off device |
| CN105731111A (en) * | 2016-04-27 | 2016-07-06 | 成都信息工程大学 | Coal leveling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150805 Effective date of abandoning: 20171114 |