CN104950719A - Portal crane grab bucket dust collection controller, control system and control method - Google Patents
Portal crane grab bucket dust collection controller, control system and control method Download PDFInfo
- Publication number
- CN104950719A CN104950719A CN201510333700.7A CN201510333700A CN104950719A CN 104950719 A CN104950719 A CN 104950719A CN 201510333700 A CN201510333700 A CN 201510333700A CN 104950719 A CN104950719 A CN 104950719A
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- China
- Prior art keywords
- grab bucket
- dedusting
- duty
- distance
- signal
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
Abstract
The invention discloses a portal crane grab bucket dust collection controller, a control system and a control method. The portal crane grab bucket dust collection controller comprises a signal acquisition unit for acquiring a distance signal between an upper bearing beam and a lower bearing beam of a portal crane grab bucket, an analysis unit for judging the working state of the grab bucket according to the distance signal between the upper bearing beam and the lower bearing beam, and a processing unit for outputting a control signal according to the working state of the grab bucket, wherein the control signal is used for controlling an electromagnetic valve of a dust collection hydraulic pipeline of the portal crane grab bucket to be switched on and a time delay relay to work. The working state of the grab bucket is determined by detecting the change of a distance between the upper bearing beam and the lower bearing beam, and the control signal is output according to the working state of the grab bucket, so that switch on and switch off of the electromagnetic valve of the dust collection hydraulic pipeline can be accurately controlled; therefore dust collection control on the work of the grab bucket is realized, and effects of energy conservation and environment friendliness are achieved.
Description
Technical field
The present invention relates to a kind of door machine grab bucket dedusting controller, control system and control method, when specifically relating to a kind of door machine grab bucket operation, dedusting controls, and belongs to hoisting machinery technical field.
Background technology
In industries such as smelting iron and steel, thermal power generation, coal coke, mining, port and piers, a lot of solid accumulation is had to need mobile or handling in stock ground, and moving of these materials uses the grab bucket operation of trestle crane to realize usually, material captures in lifting process in grab bucket, due to grab bucket impact and material trickle down, a large amount of dust can be produced in the process, when material moves to and discharges above destination simultaneously, make grab bucket release material also can produce a large amount of dust owing to being in high-altitude, cause severe environmental pollution.This creates very large environmental protection pressure to stock ground or harbour enterprise, particularly harbour, the dust that cargo handling produces and the excellent environment of surrounding define sharp contrast, most of enterprise all have employed cleaner and carries out dedusting for this reason, but dedusting is all long time continuous working, and grab bucket operation time mainly capture or release time produce a large amount of dust, all the other working links do not produce dust substantially, such dedusting continuous process not only causes the waste of the energy and water resource, and reduces the serviceable life of equipment.
Summary of the invention
Order of the present invention is to provide a kind of door machine grab bucket dedusting controller, control system and control method, with in the deficiency overcoming above-mentioned cleaner continuous working.
To achieve these goals, the invention provides a kind of door machine grab bucket dedusting controller, this machine grab bucket dedusting controller comprises signal gathering unit, for gathering the distance signal between the deck beam of machine grab bucket and through beam; Analytic unit, for judging the duty of grab bucket according to the distance signal between deck beam and through beam; And processing unit, export control signal for the duty according to grab bucket, the solenoid valve that this control signal is used for control gate machine grab bucket dedusting fluid pressure line is connected and timing relay work.
The present invention also provides a kind of door machine grab bucket dedusting control system, and this system comprises: sensor, for detecting the distance between deck beam and through beam; Solenoid valve, for the connecting and disconnecting of control gate machine grab bucket dedusting fluid pressure line; Timing relay, for controlling the disconnection of described solenoid valve; And above-mentioned door machine grab bucket dedusting controller.
The present invention also provides a kind of door machine grab bucket dedusting control method, and the method comprises: receive the distance signal between deck beam and through beam; The duty of grab bucket is judged according to the distance signal between deck beam and through beam; Duty according to grab bucket exports control signal, and the solenoid valve that this signal is used for control gate machine grab bucket dedusting fluid pressure line is connected and timing relay work; And timing relay disconnects according to the delay time Controlling solenoid valve of setting.
Pass through technique scheme, the duty of grabbing bucket is judged by the distance signal received between deck beam and through beam, and export control signal according to the duty of grab bucket, timely connection solenoid valve makes grab bucket carry out liquid dust removing, disconnect finally by timing relay Controlling solenoid valve, thus control the dedusting time, so namely ensure that dust removing effects, reach again energy-saving and environmental protection and improve the object of equipment life.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the block scheme of the door machine grab bucket dedusting controller according to the embodiment of the present invention;
Fig. 2 is the block scheme of the door machine grab bucket dedusting control system according to the embodiment of the present invention;
Fig. 3 is the process flow diagram of the door machine grab bucket dedusting control method according to the embodiment of the present invention; And
Fig. 4 is the grab bucket dedusting structure schematic diagram according to the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
Fig. 1 is the block scheme of the door machine grab bucket dedusting controller according to the embodiment of the present invention.
As shown in Figure 1, this controller comprises: signal gathering unit 20, for gathering the distance signal between the deck beam of machine grab bucket and through beam; Analytic unit 22, for judging the duty of grab bucket according to the distance signal between deck beam and through beam; And processing unit 24, export control signal for the duty according to grab bucket, the solenoid valve that this control signal is used for control gate machine grab bucket dedusting fluid pressure line is connected and timing relay work.Above-mentioned controller can be applied to variously to be had in the dedusting of rope grab bucket, such as four rope six lobes or the dedustings of bivalve grab bucket.
The state of grabbing bucket is determined by the distance signal gathered between deck beam and through beam, and according to grab bucket State-output control signal, thus in time the solenoid valve of door machine grab bucket dedusting fluid pressure line is connected, spraying liquid carries out dedusting to grab bucket, timing relay work simultaneously, timing relay disconnects according to the delay time Controlling solenoid valve of setting, dedusting stops, like this when grab bucket needs dedusting with regard to dedusting, and do not need just to stop during dedusting dedusting, namely reach the object of environmental protection, again save water resource, improve the serviceable life of cleaner simultaneously.
Wherein, according to the distance signal between deck beam and through beam, analytic unit 22 is for judging that the duty of grab bucket comprises:
Distance when between deck beam and through beam reduces, then analytic unit 22 judges that the duty of grabbing bucket is as grabbing goods; Or when the distance between deck beam and through beam increases, then analytic unit 22 judges that the duty of grabbing bucket is as unloading.
Fig. 2 is the block scheme of the door machine grab bucket dedusting control system according to the embodiment of the present invention.
As shown in Figure 2, this system comprises:
Sensor 30, for detecting the distance between deck beam and through beam; Solenoid valve 36, for the connecting and disconnecting of control gate machine grab bucket dedusting fluid pressure line; Timing relay 34, for controlling the disconnection of described solenoid valve; And the door machine grab bucket dedusting controller 32 in above-described embodiment, the input end of controller 32 is connected with sensor 30, the grab bucket solenoid valve 36 of dedusting fluid pressure line and timing relay 34 of output terminal and control gate machine is connected, and timing relay 34 output terminal is connected with solenoid valve 36.
The duty of grabbing bucket is determined by the distance signal gathered between deck beam and through beam, and according to grab bucket State-output control signal, thus accurately and timely can control the start and stop of grab bucket dedusting, so both can carry out dedusting to grab bucket, the dedusting time can be controlled again, reach the effect of energy-conserving and environment-protective.
Fig. 3 is the process flow diagram of the door machine grab bucket dedusting control method according to the embodiment of the present invention.
As shown in Figure 3, the method comprises:
S400, receives the distance signal between deck beam and through beam;
S401, judges the duty of grab bucket according to the distance signal between deck beam and through beam;
S402, the duty according to grab bucket exports control signal;
S403, the solenoid valve that this control signal is used for control gate machine grab bucket dedusting fluid pressure line is connected; Simultaneously
S404, this control signal for controlling timing relay work, and
S405, timing relay disconnects according to the delay time Controlling solenoid valve of setting.
The duty of grabbing bucket is determined by the said method distance signal gathered between deck beam and through beam, and according to grab bucket State-output control signal, thus energy is accurate and the start and stop of effectively control grab bucket dedusting, so both can carry out dedusting to grab bucket, the dedusting time can be controlled again, reach the object of energy-conserving and environment-protective.
In the method, step S401 comprises:
Distance when between deck beam and through beam reduces, then judge that the duty of grabbing bucket is as grabbing goods; Or
Distance when between deck beam and through beam increases, then judge that the duty of grabbing bucket is as unloading.
Fig. 4 is the grab bucket dedusting structure schematic diagram according to the embodiment of the present invention.
In figure:
1 through beam 2 jaw 3 shower nozzle 4 solenoid valve 5 dedusting fluid pressure line 6 sensor 7 timing relay 8 controller 9 opening and closing rope 10 deck beam 11 supporting rope
As shown in Figure 4, when grab bucket is placed on material, supporting rope 11 and deck beam 10 all stop and opening and closing rope 9 rises time, the bottom of jaw 2 is close to middle part, the duty of grab bucket is for grabbing goods, distance in the process between deck beam 10 and through beam 1 reduces, distance signal between deck beam 10 and through beam 1 is passed to controller 8 by sensor 6, controller 8 exports control signal and is connected by the solenoid valve 4 in dedusting fluid pressure line 5, dedusting liquid is transported to shower nozzle 3 by dedusting fluid pressure line 5 and sprays, realize spraying dedusting, export control signal control timing relay 7 with Time Controller 8 to work, timing relay 7 disconnects according to the delay time Controlling solenoid valve 4 of setting, dedusting stops, when grab bucket grab to move to after goods landing place unload time, opening and closing rope 9 is in decline state relative to supporting rope 11, the bottom of jaw 2 outwards separates, distance between deck beam 10 and through beam 1 increases, the duty of now grabbing bucket is unloading, distance signal between deck beam 10 and through beam 1 is passed to controller 8 by sensor 6 in the process, controller 8 exports control signal makes the solenoid valve 4 in dedusting fluid pressure line 5 connect, dedusting liquid sprays dedusting by shower nozzle 3, export control signal control timing relay 7 with Time Controller 8 to work, timing relay 7 disconnects according to the delay time Controlling solenoid valve 4 of setting, dedusting stops.
In the above-described embodiments, what sensor adopted is range sensor, and it is only exemplary, and is not intended to limit the present invention.To those skilled in the art, other device can also to be adopted in prior art to detect the distance between deck beam and through beam, such as, on the wheel walked around at reel or other ropes of supporting rope and opening and closing rope sensor installation, be used for measuring the relative velocity of supporting rope and opening and closing rope, judge that the distance between deck beam and through beam increases or reduces with this, judge that the duty of grab bucket grabs goods or unladen state.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (5)
1. a door machine grab bucket dedusting controller, this machine grab bucket dedusting controller comprises:
Signal gathering unit, for gathering the distance signal between the deck beam of machine grab bucket and through beam;
Analytic unit, for the duty judging to grab bucket according to the distance signal between described deck beam and through beam;
And processing unit, export control signal for the duty according to described grab bucket, the solenoid valve that described control signal is used for control gate machine grab bucket dedusting fluid pressure line is connected and timing relay work.
2. according to claim 1 machine grab bucket dedusting controller, wherein, described processing unit is used for judging that the duty of grabbing bucket comprises according to the distance signal between described deck beam and through beam:
Distance when between described deck beam and through beam reduces, then described analytic unit judges that the duty of described grab bucket is as grabbing goods;
Or when the distance between described deck beam and through beam increases, then described analytic unit judges that the duty of described grab bucket is as unloading.
3. a door machine grab bucket dedusting control system, this system comprises:
Sensor, for detecting the distance between deck beam and through beam;
Solenoid valve, for the connecting and disconnecting of control gate machine grab bucket dedusting fluid pressure line;
Timing relay, for controlling the disconnection of described solenoid valve; And
Door machine grab bucket dedusting controller any one of claim 1-2 described in claim.
4. a door machine grab bucket dedusting control method, the method comprises:
Receive the distance signal between deck beam and through beam;
The duty of grabbing bucket is judged according to the distance signal between described deck beam and through beam;
Duty according to described grab bucket exports control signal, and the solenoid valve that described control signal is used for control gate machine grab bucket dedusting fluid pressure line is connected and timing relay work; And
Timing relay controls described solenoid valve according to the delay time of setting and disconnects.
5. according to the distance signal between described deck beam and through beam, according to claim 4 machine grab bucket dedusting control method, wherein, judges that the duty of grabbing bucket comprises:
Distance when between described deck beam and through beam reduces, then judge that the duty of described grab bucket is as grabbing goods; Or
Distance when between described deck beam and through beam increases, then judge that the duty of described grab bucket is as unloading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510333700.7A CN104950719A (en) | 2015-06-10 | 2015-06-10 | Portal crane grab bucket dust collection controller, control system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510333700.7A CN104950719A (en) | 2015-06-10 | 2015-06-10 | Portal crane grab bucket dust collection controller, control system and control method |
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| CN104950719A true CN104950719A (en) | 2015-09-30 |
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| CN201510333700.7A Pending CN104950719A (en) | 2015-06-10 | 2015-06-10 | Portal crane grab bucket dust collection controller, control system and control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535235A (en) * | 2020-11-26 | 2022-05-27 | 海太半导体（无锡）有限公司 | Novel automatic cleaning device for Memory electrical characteristic testing equipment |
| CN115193192A (en) * | 2022-07-25 | 2022-10-18 | 西安西热锅炉环保工程有限公司 | High-pressure dry fog dust removal device for grab bucket of port crane |
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|---|---|---|---|---|
| JP4326466B2 (en) * | 2004-12-28 | 2009-09-09 | 株式会社栗本鐵工所 | Dust removal equipment |
| CN201873349U (en) * | 2010-11-20 | 2011-06-22 | 湖南双佳农牧科技有限公司 | Discharging dust removal device |
| CN102275820A (en) * | 2011-06-02 | 2011-12-14 | 天津港焦炭码头有限公司 | Automatic following watering dust suppression device for coal operation of portal crane |
| CN203246906U (en) * | 2013-05-07 | 2013-10-23 | 金东纸业（江苏）股份有限公司 | Spraying device |
| CN203710844U (en) * | 2014-02-20 | 2014-07-16 | 张家港港务集团有限公司港盛分公司 | Dust suppression device for portal crane funnel |
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Patent Citations (6)
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| JP4326466B2 (en) * | 2004-12-28 | 2009-09-09 | 株式会社栗本鐵工所 | Dust removal equipment |
| CN201873349U (en) * | 2010-11-20 | 2011-06-22 | 湖南双佳农牧科技有限公司 | Discharging dust removal device |
| CN102275820A (en) * | 2011-06-02 | 2011-12-14 | 天津港焦炭码头有限公司 | Automatic following watering dust suppression device for coal operation of portal crane |
| CN203246906U (en) * | 2013-05-07 | 2013-10-23 | 金东纸业（江苏）股份有限公司 | Spraying device |
| CN203710844U (en) * | 2014-02-20 | 2014-07-16 | 张家港港务集团有限公司港盛分公司 | Dust suppression device for portal crane funnel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535235A (en) * | 2020-11-26 | 2022-05-27 | 海太半导体（无锡）有限公司 | Novel automatic cleaning device for Memory electrical characteristic testing equipment |
| CN115193192A (en) * | 2022-07-25 | 2022-10-18 | 西安西热锅炉环保工程有限公司 | High-pressure dry fog dust removal device for grab bucket of port crane |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150930 |