CN103144942A - Dust-falling spraying system of conveyor - Google Patents
Dust-falling spraying system of conveyor Download PDFInfo
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- CN103144942A CN103144942A CN2013100908322A CN201310090832A CN103144942A CN 103144942 A CN103144942 A CN 103144942A CN 2013100908322 A CN2013100908322 A CN 2013100908322A CN 201310090832 A CN201310090832 A CN 201310090832A CN 103144942 A CN103144942 A CN 103144942A
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Abstract
The invention provides a dust-falling spraying system of a conveyor, comprising a detecting device, a signal conversion unit, a controller and a spraying device, wherein the detecting device is used for detecting the no-load state or the load state of the conveyor; the signal conversion unit is connected with the detecting device and is used for generating a corresponding control instruction according to the no-load state or the load state of the conveyor; the controller is connected with the signal conversion unit and is used for generating an electromagnetic-valve control signal according to the control instruction; and the spraying device comprises an electromagnetic valve connected with the controller, and the electromagnetic valve is used for closing or opening under the control of the electromagnetic-valve control signal so as to stop or start spraying. The dust-falling spraying system provided by the invention has the advantage that the water resource can be saved under the condition of ensuring the dust-falling effect.
Description
Technical field
The present invention relates to the dust falling device technology, relate in particular to a kind of transport plane depositing dust fog system.
Background technology
Dust suppression in mine has become an important topic in mine production and disaster prevention at present, and the main tool of Coal Transportation coal is belt transporter, and it is that the colliery mine dust produces a main aspect, and the effective depositing dust of belt is but a difficult problem of puzzlement depositing dust.
Generally adopt simple atomising installation that the depositing dust that belt transporter carries out extensive style is processed in existing belt atomizing de-dusting technology, cause a large amount of invalid spray water to enter coal flow system, have a strong impact on ature of coal, waste the water source.
Summary of the invention
The invention provides a kind of transport plane depositing dust fog system, in the situation that guarantee dust-laying effect, save the water source to realize.
The invention provides a kind of transport plane depositing dust fog system, comprising:
Detecting device is for detection of light condition or the loading condition of transport plane;
Signal conversion unit is connected with described detecting device, is used for producing corresponding control command according to light condition or the loading condition of described transport plane;
Controller is connected with described signal conversion unit, is used for producing the solenoid control signal according to described control command;
Atomising installation comprises electromagnetic valve, and described electromagnetic valve is connected with described controller, is used for closing or opening under the control of described solenoid control signal, to stop or beginning spraying.
based on above-mentioned, transport plane depositing dust fog system provided by the present invention, signal conversion unit produces corresponding control command according to light condition or the loading condition of transport plane, controller controls the cutting out or opening of electromagnetic valve of atomising installation according to control command, thereby realize that transport plane atomising installation when loading condition begins spraying, transport plane atomising installation when light condition stops spraying, therefore in the situation that guarantee dust-laying effect, save the water source, when transport plane depositing dust fog system is used for mine, avoided because excessive spray water enters the problem that affects mineral quality in the middle of mineral.
Description of drawings
The structural representation of a kind of transport plane depositing dust fog system that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the circuit diagram of signal transducer in Fig. 1;
Fig. 3 is the structural representation of signal transducer in Fig. 1;
Fig. 4 is the structural representation of Fig. 2 repeat circuit;
Fig. 5 is the structural representation of the mouth of Fig. 2 repeat circuit.
Reference numeral:
101: detecting device; 102: signal conversion unit;
103: controller; 104: atomising installation;
105: electromagnetic valve; 106: trigger signal switch;
107: signal transducer; 108: first interface;
109: the second interfaces; 110: the three interfaces;
111: the four interfaces; 112: optic coupler;
113: the first light-emitting diodes; 114: the first resistance;
115: the second resistance; 116:NPN type aerotron;
117: relay; 118:PNP type aerotron;
119: open contact; 20: normally closed contact;
121: common; 122: the five interfaces;
123: the six interfaces; 124: the seven interfaces;
125: the protection diode; 126: the three resistance.
The specific embodiment
Please refer to Fig. 1, a kind of transport plane depositing dust fog system that the embodiment of the present invention provides comprises: detecting device 101, for detection of light condition or the loading condition of transport plane; Signal conversion unit 102 is connected with described detecting device 101, is used for producing corresponding control command according to light condition or the loading condition of described transport plane; Controller 103 is connected with described signal conversion unit 102, is used for producing electromagnetic valve 105 control signals according to described control command; Atomising installation 104 comprises electromagnetic valve 105, and described electromagnetic valve 105 is connected with described controller 103, is used for closing or opening under the control of described electromagnetic valve 105 control signals, to stop or beginning spraying.
in the present embodiment, signal conversion unit 102 produces corresponding control command according to light condition or the loading condition of transport plane, controller 103 controls the cutting out or opening of electromagnetic valve 105 of atomising installation 104 according to control command, thereby realize that transport plane atomising installation 104 when loading condition begins spraying, transport plane atomising installation 104 when light condition stops spraying, therefore in the situation that guarantee dust-laying effect, save the water source, when transport plane depositing dust fog system is used for mine, avoided because excessive spray water enters the problem that affects mineral quality in the middle of mineral.Wherein, transport plane can be belt-type, crawler type, chain-bucket, scraper-type, the conveyer such as spiral.
In the present embodiment, preferred, signal conversion unit 102 comprises trigger signal switch 106 and signal transducer 107; Described trigger signal switch 106 connects described detecting device 101, and described trigger signal switch 106 is used for producing low level signal or high level signal according to light condition or the loading condition of described transport plane; Described signal transducer 107 is connected with described trigger signal switch 106, and described signal transducer 107 is used for producing described control command according to described low level signal or high level signal.
please refer to Fig. 1-5, in the present embodiment, preferably, signal transducer 107 comprises first interface 108, the second interface 109, the 3rd interface 110 and the 4th interface 111, described first interface 108 connects the first power supply, described the second interface 109 connects second source, and described the 3rd interface 110 is connected with described trigger signal switch 106, described the 4th interface 111 ground connection, be in series with the first light-emitting diode 113 of optic coupler 112 input ends between described the second interface 109 and the 3rd interface 110, be used for controlling described the first light-emitting diode 113 cut-off or conductings under the switching of described low level signal or high level signal, the first branch road between described first interface 108 and the 4th interface 111 is in series with the NPN type aerotron 116 of the first resistance 114, the second resistance 115 and optic coupler 112 mouths successively, described NPN type aerotron 116 is switched under the state of described the first light-emitting diode 113 conductings, and described NPN type aerotron 116 is cut off under the state of described the first light-emitting diode 113 cut-offs, the second branch road between described first interface 108 and the 4th interface 111 is in series with relay 117 and positive-negative-positive aerotron 118 successively, the base stage of described positive-negative-positive aerotron 118 is connected between described the first resistance 114 and the second resistance 115, described relay 117 is used for being under the state of conducting and being switched at described NPN type aerotron 116, and generation make contact signal, described relay 117 is used for being under the state of cut-off and being cut off at described NPN type aerotron 116, and generation break contact signal, described make contact signal or disconnection electric shock signal are as described control command, described controller 103 is connected with described relay 117.
in the present embodiment, trigger signal switch 106 can be connected with the mouth of the first light-emitting diode 113 of optic coupler 112 input ends, when detecting device 101 detects transport plane and is light condition, trigger signal switch 106 produces low level signal, this moment, the mouth of the first light-emitting diode 113 was low level, therefore, the first light-emitting diode 113 is switched on, the also conducting thereupon of NPN type aerotron 116 of optic coupler 112 mouths, to amplify by the working current in relay 117 coils by positive-negative-positive aerotron 118 again, drive relay 117 coil adhesives, the contact action, make open contact 119 closures of relay 117, normally closed contact 120 disconnects, this moment, relay 117 was exported to controller 103 1 make contact signals, controller 103 stops providing power supply to electromagnetic valve 105 after receiving the make contact signal, electromagnetic valve 105 is closed, make thus the water supply line of atomising installation 104 obstructed, stop supplying water to fog-spray nozzle, atomising installation 104 does not carry out atomizing de-dusting, when detecting device 101 detects transport plane and is light condition, trigger signal switch 106 produces high level signal, the input end of the first light-emitting diode 113 and output are in identical high level at this moment, the first diode can conducting, therefore NPN type aerotron 116 also is in off state, positive-negative-positive aerotron 118 also is in off condition, no current is by relay 117 coils, be failure to actuate in relay 117 coil contacts, the open contact 119 of relay 117 is still for often opening, normally closed contact 120 is still normally closed, this moment, relay 117 was exported to controller 103 1 break contact signals, controller 103 provides power supply to electromagnetic valve 105 after receiving the break contact signal, electromagnetic valve 105 is opened, the water supply line conducting of atomising installation 104, supply water to fog-spray nozzle, atomising installation 104 atomizing de-dustings.Certainly, trigger signal switch 106 also can be set to export high level signal and make the first light-emitting diode 113 cut-offs when transport plane is in loading condition, thereby make relay 117 output make contact signals, and controller 103 provides power supply to electromagnetic valve 105 after receiving the make contact signal, and electromagnetic valve 105 is opened; And when transport plane is in light condition, trigger signal switch 106 output low level signals make the first light-emitting diode 113 conductings, thereby make relay 117 output break contact signals, and controller 103 stops providing power supply to electromagnetic valve 105 after receiving the break contact signal, and electromagnetic valve 105 is closed.
In the present embodiment, relay 117 comprises open contact 119, normally closed contact 120 and common 121, the mouth of relay 117 can comprise the 5th interface 122, the 6th interface 123 and the 7th interface 124, the 5th interface 122 is connected with common 121, the 6th interface 123 is connected with normally closed contact 120, the 7th interface 124 is connected with open contact 119, wherein the 5th interface 122 is connected with the input end of described controller 103 respectively with the 7th interface 124, and controller 103 mouths are connected with electromagnetic valve 105.
In the present embodiment, preferred, trigger signal switch 106 is the second light emitting diode, and the second light emitting diode is can be when transport plane is light condition or loading condition bright or go out, thereby plays the demonstration effect.The negative pole of the second light emitting diode can be connected with the mouth of the first light-emitting diode 113 of optic coupler 112 input ends, when transport plane is light condition, the second light emitting diode is bright, this moment, the negative pole of the second light emitting diode was low level, thereby to the mouth output low level signal of the first light-emitting diode 113, make the first light-emitting diode 113 conductings; When transport plane was loading condition, the second light emitting diode went out, and this moment, the negative pole of the second light emitting diode was high level, thereby exported high level signal to the mouth of the first light-emitting diode 113, made the first light-emitting diode 113 cut-offs.
In the present embodiment, preferred, be connected with protection diode 125 between the emitter of first interface 108 and described positive-negative-positive aerotron 118, thereby the remaining capacity after relay 117 outages can be derived, relay 117 is shielded.
In the present embodiment, preferred, be in series with the 3rd resistance 126 between the second interface 109 and described the first light-emitting diode 113, thereby circuit is played dividing potential drop, protective effect.
In the present embodiment, preferred, the voltage of the first power supply is 12 volts, the voltage of described second source is 5 volts, the resistance value of described the first resistance 114 is 20 kilo-ohms, and the resistance value of described the second resistance 115 is 0.5 kilo-ohm, and the resistance value of described the 3rd resistance 126 is 0.1 kilo-ohm.
In the present embodiment, preferred, detecting device 101 is the detecting device 101 of uclear scale.Detect by the 101 pairs of transport plane loading conditions of detecting device that utilize uclear scale, can measure and can realize control for atomising installation 104 for the weight of object that transport plane transports.Uclear scale comprises detecting device 101 and host circuit board, and detecting device 101 is connected with host circuit board, and host circuit board is connected with signal conversion unit 102.Host circuit board also can be connected with display panel, and trigger signal switch 106 is to be used for showing the light emitting diode of zero load or loading condition on display panel.In addition, the first power supply and second source can be DC12V, the DC5V power supply in the uclear scale mainframe box.
The transport plane depositing dust fog system that the embodiment of the present invention provides, the depositing dust that can be used for colliery or other mines, also can be used for the field that other need depositing dust, when being used for dust falling in coal mining, can be according to the dynamic situation of coal stream on transport plane, control in real time the opening and closing of depositing dust spraying, need not manual operation, improved the service efficiency of depositing dust spraying, stopped invalid spray water and entered transport plane, avoided entering because of a large amount of spray water the sanitary problem in effect of flood tunnel that coal stream affects mine coal quality and a large amount of spray water.Not only reduce worker's labour intensity, saved the mine water resource, and improved ature of coal.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although with reference to aforementioned each embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (8)
1. a transport plane depositing dust fog system, is characterized in that, comprising:
Detecting device is for detection of light condition or the loading condition of transport plane;
Signal conversion unit is connected with described detecting device, is used for producing corresponding control command according to light condition or the loading condition of described transport plane;
Controller is connected with described signal conversion unit, is used for producing the solenoid control signal according to described control command;
Atomising installation comprises electromagnetic valve, and described electromagnetic valve is connected with described controller, is used for closing or opening under the control of described solenoid control signal, to stop or beginning spraying.
2. transport plane depositing dust fog system according to claim 1, is characterized in that,
Described signal conversion unit comprises trigger signal switch and signal transducer;
Described trigger signal switch connects described detecting device, and described trigger signal switch is used for producing low level signal or high level signal according to the light condition of described transport plane or loading condition;
Described signal transducer is connected with described trigger signal switch, and described signal transducer is used for producing described control command according to described low level signal or high level signal.
3. transport plane depositing dust fog system according to claim 2, is characterized in that,
Described signal transducer comprises first interface, the second interface, the 3rd interface and the 4th interface, described first interface connects the first power supply, described the second interface connects second source, and described the 3rd interface is connected with described trigger signal switch, described the 4th interface ground connection;
Be in series with the first light-emitting diode of optic coupler input end between described the second interface and the 3rd interface, be used for controlling described the first light-emitting diode cut-off or conducting under the switching of described low level signal or high level signal;
The first branch road between described first interface and the 4th interface is in series with the NPN type aerotron of the first resistance, the second resistance and optic coupler mouth successively, described NPN type aerotron is switched under the state of described the first light-emitting diode conducting, and described NPN type aerotron is cut off under the state of described the first light-emitting diode cut-off;
The second branch road between described first interface and the 4th interface is in series with relay and positive-negative-positive aerotron successively, the base stage of described positive-negative-positive aerotron is connected between described the first resistance and the second resistance, described relay is used for being under the state of conducting and being switched at described NPN type aerotron, and generation make contact signal, described relay is used for being under the state of cut-off and being cut off at described NPN type aerotron, and producing the break contact signal, described make contact signal or disconnection electric shock signal are as described control command;
Described controller is connected with described relay.
4. transport plane depositing dust fog system according to claim 2, is characterized in that, described trigger signal switch is the second light emitting diode.
5. transport plane depositing dust fog system according to claim 3, is characterized in that, is connected with the protection diode between the emitter of described first interface and described positive-negative-positive aerotron.
6. transport plane depositing dust fog system according to claim 3, is characterized in that, is in series with the 3rd resistance between described the second interface and described the first light-emitting diode.
7. transport plane depositing dust fog system according to claim 6, it is characterized in that, the voltage of described the first power supply is 12 volts, the voltage of described second source is 5 volts, the resistance value of described the first resistance is 20 kilo-ohms, the resistance value of described the second resistance is 0.5 kilo-ohm, and the resistance value of described the 3rd resistance is 0.1 kilo-ohm.
8. according to claim 1-7 arbitrary described transport plane depositing dust fog systems, is characterized in that, described detecting device is the detecting device of uclear scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100908322A CN103144942A (en) | 2013-03-20 | 2013-03-20 | Dust-falling spraying system of conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100908322A CN103144942A (en) | 2013-03-20 | 2013-03-20 | Dust-falling spraying system of conveyor |
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| Publication Number | Publication Date |
|---|---|
| CN103144942A true CN103144942A (en) | 2013-06-12 |
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|---|---|---|---|
| CN2013100908322A Pending CN103144942A (en) | 2013-03-20 | 2013-03-20 | Dust-falling spraying system of conveyor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925001A (en) * | 2014-05-06 | 2014-07-16 | 淮南矿业(集团)有限责任公司 | Automatic dust fall device and system |
| CN105600363A (en) * | 2015-10-27 | 2016-05-25 | 淮南矿业(集团)有限责任公司 | Coal mine dust suppression system |
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| WO2012000148A1 (en) * | 2010-06-27 | 2012-01-05 | Hou Yingxiang | Spraying and dust reduction device for coal mine |
| CN102678161A (en) * | 2011-03-08 | 2012-09-19 | 淮南矿业(集团)有限责任公司 | Automatic spraying dust-falling device and automatic control assembly |
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2013
- 2013-03-20 CN CN2013100908322A patent/CN103144942A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012000148A1 (en) * | 2010-06-27 | 2012-01-05 | Hou Yingxiang | Spraying and dust reduction device for coal mine |
| CN102678161A (en) * | 2011-03-08 | 2012-09-19 | 淮南矿业(集团)有限责任公司 | Automatic spraying dust-falling device and automatic control assembly |
Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925001A (en) * | 2014-05-06 | 2014-07-16 | 淮南矿业(集团)有限责任公司 | Automatic dust fall device and system |
| CN105600363A (en) * | 2015-10-27 | 2016-05-25 | 淮南矿业(集团)有限责任公司 | Coal mine dust suppression system |
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Application publication date: 20130612 |