CN106444614A - Skip position detection and skip unloading linkage device and control method - Google Patents
Skip position detection and skip unloading linkage device and control method Download PDFInfo
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- CN106444614A CN106444614A CN201611021997.4A CN201611021997A CN106444614A CN 106444614 A CN106444614 A CN 106444614A CN 201611021997 A CN201611021997 A CN 201611021997A CN 106444614 A CN106444614 A CN 106444614A
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- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 230000008569 process Effects 0.000 claims abstract description 34
- 238000007599 discharging Methods 0.000 claims description 29
- 230000011664 signaling Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 4
- 239000000109 continuous material Substances 0.000 claims description 3
- 230000035772 mutation Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 16
- 238000013461 design Methods 0.000 description 3
- 230000008034 disappearance Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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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
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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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
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/11—Plc I-O input output
- G05B2219/1103—Special, intelligent I-O processor, also plc can only access via processor
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- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
The invention relates to a skip position detection and skip unloading linkage device and a control method. The device comprises a non-contact skip position sensor 1 and a controller 2, wherein the non-contact skip position sensor 1 and the controller 2 are mounted at the unloading position of a skip 4 of an underground bunker 7. The method comprises the following steps of putting the skip 4 in place, detecting an in-place signal by the non-contact skip position sensor 1, receiving the in-place signal of the skip 4 by the controller 2, confirming that the skip 4 is put in place, opening an air draft valve 3 under the control action of the controller 2, detecting a valve opening position signal of the air draft valve 3 by the controller 2, giving a prompt signal for allowing the skip 4 to unload by the controller 2, waiting for unloading of the skip 4, driving the skip 4 to leave the unloading position of the underground bunker 7 by a driver, enabling the signal detected by the non-contact skip position sensor 1 to disappear, confirming that the skip 4 is driven to leave by the controller 2, enabling the unloading prompt signal of the skip 4 to disappear, delaying, closing the air draft valve 3 under the control action of the controller 2, prompting a prompt signal that the air draft valve 3 is closed by the controller 2 and waiting for a next position signal of the skip 4. According to the skip position detection and skip unloading linkage device and the control method, the unloading process of the skip and the interlocking control of the air draft valve in dust-removing equipment can be realized.
Description
Technical field
The invention belongs to the control technology field of ground blanking bin skip unloading process dedusting exhausting valve is and in particular to a kind of expect
Truck position detection and skip unloading linkage and control method.
Background technology
In order to control ground airborne dust in discharge process for the blanking bin, on ground blanking bin top, dedusting exhausting enclosed hood is installed,
Ground blanking bin exhausting valve is installed in enclosed hood outlet and underground dust remover for storage bin air draft pipe connects.
Ground blanking bin exhausting valve needs to open during skip unloading, the dust that suppression skip unloading process produces；?
Skip unloading process is closed after terminating, and reduces the filtration air quantity of underground dust remover for storage bin.
According to the requirement of discharge process, ground blanking bin exhausting valve preferably realize with the discharge process of ground blanking bin truck chain,
I.e. skip unloading process starts front exhausting valve unlatching, and skip unloading process terminates rear exhausting valve and closes.
The discharge process of ground blanking bin exhausting valve and ground blanking bin truck is decomposed, you can to know workflow
For：Truck puts in place → and exhausting valve unlatching → skip unloading → skip unloading terminates → truck leaves → and exhausting valve cuts out.
Run operation, monitoring and the operation maintenance management of operating personnel, the operation of ground blanking bin exhausting valve for convenience of scene
Control mode preferably arranges manually and automatically two kinds.
When manually operated, truck put in place after site operation personnel manually opened ground blanking bin exhausting valve, discharging terminates truck
Leave rear site operation personnel's manual-lock ground blanking bin exhausting valve.
Manually operated flow process is：Truck puts in place → and manually opened exhausting valve → skip unloading starts → and skip unloading terminates →
Truck leaves → manual-lock exhausting valve.
When automatically controlling, ground blanking is automatically opened and closed by the discharge process of control device base area blanking bin truck
Storehouse exhausting valve.According to technical process, ground blanking bin exhausting valve must start discharging in truck（Before airborne dust produces）Front unlatching, in discharging
Process terminates（No airborne dust produces）After close.
Ground blanking bin exhausting valve automatic control flow chart：Truck puts in place → and the detection of truck sensors in place puts in place signal → control
System（PLC）Receive truck put in place signal → confirmations truck put in place → control system opens exhausting valve → control system and detects exhausting
Valve ON signal → the control system of valve provides the cue allowing skip unloading（Sound, light or acousto-optic combination）→ wait truck letter
Number（Position signalling according to truck）→ detection discharging terminates（The position signalling of truck disappears）→ time delay（Time is adjustable）→ control
System processed closes exhausting valve → skip unloading cue（Sound, light or acousto-optic combination）Disappear → wait skip position letter next time
Number.
Solve ground blanking bin exhausting valve automatically controls problem, needs：
（1）The on-site manual operation equipment of design exhausting valve；
（2）The automatic control loop of design exhausting valve；
（3）Solve exhausting valve and automatically control valve opening and the control foundation of pipe valve, that is, correctly reliability obtains the position signalling of truck, to the greatest extent
Amount reduces the possibility of misoperation.
In above-mentioned problem to be solved, on-site manual operation equipment is traditional valve control device；Design exhausting valve from
Dynamic control loop can utilize dedusting control system（PLC）To realize；Main problem is the position how selecting to detect truck
The position signalling sensor put.
Realization automatically controls, the position test problems of truck to be solved, and generally selects travel switch（Machinery touches
Hit）And proximity switch（Inductance or condenser type）, induction coil and and the embedded weight sensor in ground are buried in ground.Truck is certainly
Unload heavy-duty vehicle, truck driver is easy to produce erroneous judgement and the damage of Traffic Collision to mechanical collision class travel switch；Using electricity
Sense, capacitance kind proximity switch are to closely detecting good solution, but for large truck, its detecting distance
Tolerance too little it is easy to damaged in collision.Induction coil or embedded weight sensor are buried by ground, but for heavy-duty vehicle,
Easily damaged, Maintenance and Repair task is big.These methods are unfavorable for the operation of long time stability, in the course of time, detect and control
The damage of equipment, dedusting exhausting valve can not effectively be turned on and off, and causes otherwise discharge process flour dust overflow causes environment dirty
Dye, however dedusting exhausting valve is opened for a long time and causes cleaner energy consumption excessive and and dedusting for the excessive air quantity of deduster introducing
The problem of other exhausting point deficiency in draughts that equipment is connected.
Content of the invention
The present invention automatically controls problem for the ground blanking bin exhausting valve needing solution in prior art, provides a kind of material
Truck position detection and skip unloading linkage and control method.
Inventor passes through the analysis of the discharging workflow of blanking bin exhausting valve and ground blanking bin truck over the ground, realize expecting
The process of the discharge process of car and exhausting valve either on or off is chain to be automatically controlled, and problem one to be solved is accurately to judge truck
Position, that is, truck whether be in feed bin allow discharging discharge position；Two are to ensure that the accurate of skip position signal；Three are
Position signalling by the use of truck accurately opens or closes exhausting valve as control foundation.
According to embodiments of the present invention, one aspect of the present invention provides a kind of skip position detection and skip unloading linkage dress
Put, including contactless skip position sensor and controller, contactless skip position sensor and controller are arranged on ground
At blanking bin skip unloading；
Described contactless skip position sensor, when truck closely blanking bin discharge pit, produces signal；
Described controller, is the contactless skip position sensor position signal process computing of truck and the control list of exhausting valve
Unit.
According to embodiments of the present invention, described contactless skip position sensor is level switch, or continuous material level letter
Number sensing transducer.
According to embodiments of the present invention, described contactless skip position sensor is radar level transducer, or ultrasonic
Ripple level transducer.
According to embodiments of the present invention, described contactless skip position sensor is one, or two and above group
Close.
According to embodiments of the present invention, be provided with described controller truck whether unloading station and exhausting valve state
Signal alarm display device.
According to embodiments of the present invention, described controller obtains operation power by cable, and by the position signalling of truck and
The status signal transmission of exhausting valve gives the Centralized Controller being arranged on control room, and described Centralized Controller is PLC or DCS monitoring control
Control equipment.
According to embodiments of the present invention, described controller adopts the pattern of field operation box.
According to embodiments of the present invention, another aspect of the present invention provides a kind of skip position detection and skip unloading linkage
The control method of device, ground blanking bin exhausting valve starts discharging front opening in truck, closes after discharge process terminates, its control
Flow process is：
S1：Truck puts in place；
S2：Contactless skip position sensor detects the signal that puts in place；
S3：Controller receives truck and puts in place signal, confirms that truck puts in place；
S4：Exhausting valve opened by controller, and controller detects the valve open position signal of exhausting valve；
S5：Controller provides the cue allowing skip unloading, waits skip unloading, and driver driving truck sails out of unloading of feed bin
At material, the detection signal of contactless skip position sensor disappears；
S6：Controller confirms that truck sails out of, and skip unloading cue disappears；
S7：Time delay；
S8：Controller cuts out exhausting valve；
S9：The buttoned-up cue of exhausting valve pointed out by controller, waits the position signalling of truck next time.
According to embodiments of the present invention, the skip position signal that in step S2, contactless skip position sensor produces is to become
The signal changed, the signal of described change is switching value, or the analog quantity of mutation；The signal of described change is carried out by controller
Integer, described shaping includes filtering；During multiple signal, controller carries out logical operation to multiple signals.
The invention has the beneficial effects as follows：Realize the chain control of exhausting valve in skip unloading process and cleaner, work as material
Automatically open up exhausting valve during car discharging and ventilation and dust removal carried out to the dust that discharge process produces, prevent dust excessive at feed bin,
Environmental protection；Discharge process terminates, and truck is driven and left, and exhausting valve is automatically switched off, and saves the exhausting amount of cleaner, realizes removing
The energy-conservation of dirt equipment.Realize automatically controlling of skip unloading exhausting valve, reduce the operation element of truck driver, truck driver is permissible
Realize both to have executed discharging operations without departing from vehicle, reduce discharging operations flow process, save the discharging operations time, improve discharging behaviour
The efficiency made.Non-contact detection using skip position, it is possible to reduce the collision of truck and peripheral equipment, beneficial to the peace of truck
Full driving.Skip position sensor adopts radar or ultrasonic material-level sensor it is easy to buying, is easily installed and overhauls；Using
Radar or ultrasonic material-level sensor, need not excavate ground, it is possible to achieve the top of feed bin discharge pit or sidepiece are installed, and be easy to expect
The safe driving of car and the safety of sensor component；Level transducer is different from the sensors such as proximity switch, the position to truck
Required precision is not high, can improve the tolerance that truck puts in place.
Brief description
Fig. 1 is a kind of skip position detection and skip unloading linkage structures schematic diagram.
Fig. 2 is skip position sensor detection zone and mounting vertical plane sketch.
Fig. 3 is skip position radar sensor detection zone and mounting plane sketch.
In figure：1. contactless skip position sensor；2. controller；3. exhausting valve；4. truck；5. cable；6.
Connecting pipe；7. blanking bin；8. draught hood or enclosed hood；9. alley stopping device；10. the search coverage of sensor is illustrated.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, below with reference to
The embodiment of Description of Drawings is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
As shown in figure 1, ground blanking bin 7 produces airborne dust in discharge process, on ground blanking bin 7 top, dedusting draught hood is installed
Or enclosed hood 8, the exhausting connecting tube of draught hood or enclosed hood 8 outlet installation ground blanking bin exhausting valve 3 and ground blanking bin 7 deduster
Road 6；A kind of skip position detection and skip unloading linkage, including contactless skip position sensor 1 and controller 2,
Contactless skip position sensor 1 and controller 2 are arranged on ground blanking bin 7 truck 4 discharge pit；When truck 4 closely blanking
During 7 discharge pit of storehouse, contactless skip position sensor 1 produces signal；Controller 2 gathers contactless truck by cable 5
The skip position signal that position sensor 1 produces；The skip position that controller 2 produces to contactless skip position sensor 1
Signal carries out the logical signal opening or closing that calculation process produces exhausting valve 3；Then, controller 2 is according to the position of truck 4
Put and control being automatically opened or closed of exhausting valve 3.
Contactless skip position sensor 1 can select radar level transducer it is also possible to select ultrasonic level to pass
Sensor；Contactless skip position sensor 1 can be level switch；It can also be continuous material level sensing transmitter.
Contactless skip position sensor 1 can adopt one, accurate in order to ensure that the detection of truck 4 position judges,
Contactless skip position sensor 1 can also adopt the contactless level transducer of multiple stage of more than two to be combined examining
Survey.
Controller 2 adopts the pattern of field operation box, can be according to field environmental condition using anti-with what environment was adapted
Shield IP grade；Controller 2 is internal to be may be selected to install control device such as computer, PLC, DSP or one-chip computer etc..
The panel of control box is provided with signal lamp harmony signalling alarm equipment, panel is also equipped with automatically control and
Facilitate manual/auto control mode change-over switch and the operation button device of truck 4 driver's execute-in-place.
Exhausting valve 3 is motor-driven valve, is arranged on draught hood or the outlet of enclosed hood 8.Truck 4 is that large-scale self-tipping type is heavy to be reprinted
Carrier；In the discharge pit of ground blanking bin 7, alley stopping device 9 is installed.In controller 2, truck 4, contactless skip position
Power and signal cable 5 are installed, for the transmission of signal and driving electric power between sensor 1, exhausting valve 3 and Centralized Controller.
Controller 2 is that contactless skip position sensor 1 position signalling of truck 4 processes computing and the control of exhausting valve 3
Unit processed, function is the thing position position signalling of the contactless skip position sensor 1 accepting truck 4, one or more to this
Thing position position signalling carries out integer and logical operation, produces the logical signal of the opening and closing of exhausting valve 3, and exports exhausting valve
The control signal of 3 opening and closing；Controller 2 is also equipped with truck 4 whether in the signal of unloading station and exhausting valve 3 state
Alarm indication device, can point out truck driver operation truck 4 in ground blanking bin 7 discharge pit accurate stopping, meet and reduce discharging
Excessive, the reduction post dust concentration of process dust；Controller 2 can also obtain operation power by cable 5, and by truck 4
Position signalling and exhausting valve 3 status signal transmission give be arranged on Centralized Controller such as PLC or DCS of control room etc. monitoring control
Control equipment.
When manual/auto control mode change-over switch on controller 2 panel is changed to automatic control mode, driver will
Truck 4 sails the discharge pit of feed bin 7 into, and contactless skip position sensor 1 detects the change of thing position signal, controller 2 warp
Cross logical operation, open exhausting valve 3, feed car 4 driver allows the acousto-optic hint of discharging, truck 4 driver operation truck 4 discharging,
Drive truck after the completion of discharging to sail out of, controller 2 time-delay closing exhausting valve 3.During automatic control mode, truck 4 driver without from
Sawing sheet car driver's cabin is it is only necessary to carry out accurate driver behavior to truck 4；Whole discharge process no thinks intervention, exhausting valve 3
It is automatically opened or closed, it is possible to reduce discharge process flour dust overflow, reduce environmental pollution；Save the air quantity of cleaner, reduce
Cleaner energy consumption；Reduce the operation element of truck 4 driver, reduce discharging operations flow process, save the discharging operations time, raising is unloaded
The efficiency of material operation, is additionally favorable for the operation safety of truck 4.By the manual/auto control mode change-over switch on controller 2 panel
When changing to manual control mode, truck 4 driver's completely manual operation exhausting valve 3.
According to technical process, ground blanking bin 7 exhausting valve 3 must start discharging in truck 4（Before airborne dust produces）Front opening, is unloading
Material process terminates（No airborne dust produces）After close, the control method of a kind of detection of skip position and skip unloading linkage from
Dynamic control flow：Truck 4 puts in place → and the contactless skip position sensor 1 detection signal → controller 2 that puts in place receives truck 4 and arrives
Position signal → confirmations truck 4 put in place → controller 2 open exhausting valve 3 → controller 2 detection exhausting valve 3 valve open position signal
→ controller 2 provides the cue allowing truck 4 discharging（Sound, light or acousto-optic combination）→ wait truck 4 dischargings → driver to drive
Sail the detection signal disappearance → controller 2 that truck 4 sails out of the discharge pit → contactless skip position sensor 1 of ground blanking bin 7
Confirm that truck 4 sails out of → truck 4 discharging cue（Sound, light or acousto-optic combination）Disappearance → time delay（Time is adjustable）→ controller
2 close the buttoned-up cue that exhausting valve 3 pointed out by exhausting valve 3 → controller 2, wait the position signalling of truck 4 next time.
The course of work of the present invention is：When truck 4 sails the discharge pit of ground blanking bin 7 into, contactless skip position sensing
Device 1 produces the change on signal；Signal truck 4 position signalling that contactless skip position sensor 1 produces can be switch
Amount or the analog quantity of mutation；The signal of this change carries out integer by controller 2, including filtering etc.；If multiple letters
Number, controller 2 also carries out logical operation to these signals；The logic operation result of controller 2 drives opening of exhausting valve 3, material
Storehouse starts exhausting and produces negative pressure, and controller 2 provides the sound and light signal allowing truck 4 discharging；Truck driver's discharging.Truck 4 discharging
After the completion of driver driving truck 4 sail out of ground blanking bin 7 discharge pit；The truck position that contactless skip position sensor 1 produces
Put on-off model disappearance or the position signalling of analog quantity truck 4 declines or is reduced to the little value of a fixation；Controller 2 is equally right
These signals carry out logical operation, operation result be truck 4 sailed out of ground blanking bin 7 discharge pit when start set time delay；
Time delay terminates the closing that rear controller 2 drives exhausting valve 3；Controller 2 provides the state displaying signal of exhausting valve 3 cut out.
As with the embodiments shown in figures 2 and 3, contactless skip position sensor 1 employs 2 radar thing position sensings
Device.Controller 2 will enter row operation to the signal of 2 radar level transducers.The signal that 2 radar level transducers produce respectively
For S11 and S21；S11 and S21 carries out stabilization filtering first and produces signal S12 and S22 after entering controller 2；Then controller
2 carry out dS12/dt（Or be compared with setting value）And dS22/dt（Or be compared with setting value）Computing produces letter respectively
Number S13 and S23；The comparison operation that controller 2 carries out S13 ＞ 0 and S23 ＞ 0 more respectively to signal S13 and S23 produces signal
S14 and S24；Then, signal S14 and S24 is carried out logic and operation generation S1 signal by controller 2.S1 signal is and judges
The signal whether truck 4 puts in place, S1=1, the instruction that controller 2 execution ground blanking bin exhausting valve 3 is opened, controller 2 drives exhausting
Valve 3 is opened；S1=0, controller 2 executes the instruction of closing of ground blanking bin exhausting valve 3 time-delay closing, and controller 2 driving exhausting valve 3 prolongs
When close, the time of time delay can be configured on controller 2.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
Multiple changes, modification, replacement and modification can be carried out to these embodiments in the case of the principle of the disengaging present invention and objective, this
The scope of invention is limited by claim and its equivalent.
Claims (9)
1. a kind of skip position detection and skip unloading linkage, is characterized in that：
Including contactless skip position sensor（1）And controller（2）, contactless skip position sensor（1）And control
Device（2）It is arranged on ground blanking bin（7）Truck（4）Discharge pit；
Described contactless skip position sensor（1）, work as truck（4）Closely blanking bin（7）During discharge pit, produce signal；
Described controller（2）, it is truck（4）Contactless skip position sensor（1）Position signalling processes computing and exhausting
Valve（3）Control unit.
2. a kind of skip position detection according to claim 1 and skip unloading linkage, is characterized in that：Described non-connect
Touch skip position sensor（1）It is level switch, or continuous material level sensing transmitter.
3. a kind of skip position detection according to claim 1 and skip unloading linkage, is characterized in that：Described non-connect
Touch skip position sensor（1）It is radar level transducer, or ultrasonic material-level sensor.
4. a kind of skip position detection according to claim 1 and skip unloading linkage, is characterized in that：Described non-connect
Touch skip position sensor（1）It is one, or two and above combination.
5. a kind of skip position detection according to claim 1 and skip unloading linkage, is characterized in that：Described control
Device（2）Truck is inside installed（4）Whether in unloading station and exhausting valve（3）State signal alarm display device.
6. a kind of skip position detection according to claim 1 and skip unloading linkage, is characterized in that：Described control
Device（2）By cable（5）Obtain operation power, and by truck（4）Position signalling and exhausting valve（3）Status signal transmission give
It is arranged on the Centralized Controller of control room, described Centralized Controller is PLC or DCS monitoring control device.
7. a kind of skip position detection according to claim 1 and skip unloading linkage, is characterized in that：Described control
Device（2）Pattern using field operation box.
8. adopt the control method of claim 1-7 any one described device, it is characterized in that：Ground blanking bin（7）Exhausting valve（3）?
Truck（4）Start discharging front opening, close after discharge process terminates, its control flow is：
S1：Truck（4）Put in place；
S2：Contactless skip position sensor（1）Detect the signal that puts in place；
S3：Controller（2）Receive truck（4）Put in place signal, confirms truck（4）Put in place；
S4：Controller（2）Open exhausting valve（3）, controller（2）Detection exhausting valve（3）Valve open position signal；
S5：Controller（2）Provide permission truck（4）The cue of discharging, waits truck（4）Discharging, driver driving truck（4）
Sail out of feed bin（7）Discharge pit, contactless skip position sensor（1）Detection signal disappear；
S6：Controller（2）Confirm truck（4）Sail out of, truck（4）Discharging cue disappears；
S7：Time delay；
S8：Controller（2）Close exhausting valve（3）；
S9：Controller（2）Prompting exhausting valve（3）Buttoned-up cue, waits truck next time（4）Position signalling.
9. control method according to claim 8, is characterized in that：Contactless skip position sensor in step S2（1）
The truck producing（4）Position signalling is the signal of change, and the signal of described change is switching value, or the analog quantity of mutation；
The signal of described change is by controller（2）Carry out integer, including filtering；During multiple signal, controller（2）Multiple signals are carried out
Logical operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611021997.4A CN106444614A (en) | 2016-11-21 | 2016-11-21 | Skip position detection and skip unloading linkage device and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611021997.4A CN106444614A (en) | 2016-11-21 | 2016-11-21 | Skip position detection and skip unloading linkage device and control method |
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| CN106444614A true CN106444614A (en) | 2017-02-22 |
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| CN201611021997.4A Pending CN106444614A (en) | 2016-11-21 | 2016-11-21 | Skip position detection and skip unloading linkage device and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629894A (en) * | 2018-12-13 | 2019-04-16 | 徐州华阳饲料有限公司 | A kind of method of construction of discharging dust guard |
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| CN101807062A (en) * | 2010-03-11 | 2010-08-18 | 中钢集团鞍山热能研究院有限公司 | Stock bin control system |
| CN203033475U (en) * | 2013-01-29 | 2013-07-03 | 陕西广基宏源环保能源科技开发有限公司 | Warehouse unloading automatic control system |
| CN203294832U (en) * | 2013-05-09 | 2013-11-20 | 交城义望铁合金有限责任公司 | Automatic control dedusting system |
| CN105502025A (en) * | 2016-01-15 | 2016-04-20 | 武汉华柏环保科技有限公司 | Wagon tippler dust removing device |
| CN105671218A (en) * | 2016-01-29 | 2016-06-15 | 江苏和鹰机电科技有限公司 | Automatic leather discharging system of leather processing center |
| CN206209383U (en) * | 2016-11-21 | 2017-05-31 | 中钢集团天澄环保科技股份有限公司 | A kind of skip position detection and skip unloading linkage |
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Application publication date: 20170222 |