CN202492266U - Skip loading control system - Google Patents
Skip loading control system Download PDFInfo
- Publication number
- CN202492266U CN202492266U CN2012200604826U CN201220060482U CN202492266U CN 202492266 U CN202492266 U CN 202492266U CN 2012200604826 U CN2012200604826 U CN 2012200604826U CN 201220060482 U CN201220060482 U CN 201220060482U CN 202492266 U CN202492266 U CN 202492266U
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- Prior art keywords
- electromagnetic valve
- riser
- gate
- switch
- position switch
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- Expired - Lifetime
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Abstract
The utility model discloses a skip loading control system which comprises a skip position switch, a flat plate gate position switch, a vertical plate gate position switch, a programmable logic controller (PLC), a ration bin flat plate gate electromagnetic valve and a ration bin vertical plate gate electromagnetic valve. The skip position switch, the flat plate gate position switch and the vertical plate gate position switch are connected with an input/output (I/O) input end of the PLC; and an I/O output end of the PLC is connected with a control coil of the ration bin flat plate gate electromagnetic valve and a control coil of the ration bin vertical plate gate electromagnetic valve. According to the skip loading control system, position conditions of a skip, a vertical plate and a flat plate can be real-timely judged, and corresponding control on a flat plate gate and a vertical plate gate can be automatically performed.
Description
Technical field
The utility model relates to the colliery underground equipment, relates in particular to a kind of skip loading control system.
Background technology
In coal mining, skip bucket is generally used for lifting ore or barren rock.Shown in Fig. 1 a, when skip bucket being loaded, need earlier coal to be discharged into quantitative storehouse 2 through coal bunker 1 at every turn, after coal charge reaches predetermined launch weight in quantitative storehouse and after skip bucket rises to " loaded " position, the coal charge in the quantitative storehouse is discharged into skip bucket 3.
The inlet adjacency in coal bunker 1 and quantitative storehouse 2, quantitatively the inlet in storehouse 2 is provided with bulkhgead gate, and quantitatively the outlet in storehouse 2 is provided with the riser gate.In existing skip loading control system; Shown in Fig. 1 b; In an existing skip loading control system, contactless switch KM3, KM4, KM5, KM6 control main riser electromagnetic valve coil, main dull and stereotyped electromagnetic valve coil, secondary riser electromagnetic valve coil, secondary dull and stereotyped electromagnetic valve coil respectively.As can be seen from the figure, after pressing SB1-2 or SB2-2 starter motor KM1 or KM2, KM3, KM4 are interlockings; KM5, KM6 are interlockings, that is: bulkhgead gate and riser gate can not be opened simultaneously.By the contactless switch button of pressure-controlled KM4 or KM6, open bulkhgead gate earlier, coal flows into quantitative storehouse, after quantitatively expire in the storehouse, closes bulkhgead gate.After skip bucket puts in place, by the contactless switch button of pressure-controlled KM3 or KM5, thereby open the riser gate, coal flows into skip bucket 3 and accomplishes loading process.
In this process, opening and closing of bulkhgead gate, riser gate all needs operating personal to pin button always, makes that the working strength of operating personal is bigger.And, because operating personal need ceaselessly be pushed, the switching controls button, be easy to occur maloperation.When maloperation occurring, can coal be discharged in the well nest, the coal charge in the well nest too much can influence skip bucket and will put not in placely, needs personnel to the well nest in, to clear up down, because very danger of work in the well nest down, so production safety receives serious threat.
The utility model content
To the defective of prior art, the purpose of the utility model provides a kind of skip loading control system that can carry out open and close control automatically to riser gate, the bulkhgead gate in quantitative storehouse.
The utility model provides a kind of skip loading control system, and said system comprises: skip bucket position switch, bulkhgead gate position switch, riser position of strobe switch, PLC controller, quantitative storehouse bulkhgead gate electromagnetic valve, quantitative storehouse riser gate electromagnetic valve.Wherein: skip bucket position switch, bulkhgead gate position switch, riser position of strobe switch all are connected with the I/O input end of PLC controller; The I/O mouth of PLC controller is connected with the control coil of the control coil of quantitative storehouse bulkhgead gate electromagnetic valve, quantitative storehouse riser gate electromagnetic valve.
Preferably, skip bucket position switch, quantitative storehouse bulkhgead gate position switch, quantitative storehouse riser position of strobe switch are magnetic induction switch.
Preferably, quantitatively storehouse bulkhgead gate electromagnetic valve comprises main bulkhgead gate electromagnetic valve, secondary bulkhgead gate electromagnetic valve; The bulkhgead gate position switch comprises main bulkhgead gate position switch, secondary bulkhgead gate position switch, and wherein, main bulkhgead gate position switch, secondary bulkhgead gate position switch all are connected with the I/O input end of PLC controller; Main bulkhgead gate electromagnetic valve, secondary bulkhgead gate electromagnetic valve all are connected with the I/O mouth of PLC controller.
Preferably, quantitatively storehouse riser gate electromagnetic valve comprises main riser gate electromagnetic valve, secondary riser gate electromagnetic valve; Riser position of strobe switch comprises main riser position of strobe switch, secondary bulkhgead gate position switch, and wherein: riser position of strobe switch comprises that main riser position of strobe switch, secondary bulkhgead gate position switch all are connected with the I/O input end of PLC controller; Main riser gate electromagnetic valve, secondary riser gate electromagnetic valve all are connected with the I/O mouth of PLC controller.
Preferably, the skip bucket position switch comprises main skip bucket position switch and secondary skip bucket position switch, and main skip bucket position switch, secondary skip bucket position switch all are connected with the I/O input end of PLC controller.
With respect to prior art; The skip loading control system of the utility model has been installed skip bucket position switch and dull and stereotyped position of strobe switch, riser position of strobe switch; Therefore; Can the real-time judge skip bucket, riser, dull and stereotyped situation, and automatically bulkhgead gate, riser gate are made control corresponding.
Description of drawings
Fig. 1 a is the scheme drawing of skip loading system;
Fig. 1 b is the schematic circuit diagram of the skip loading system of prior art;
Fig. 2 is the scheme drawing of skip loading system that the skip loading control system of a kind of specific embodiment of the utility model has been installed;
Fig. 3 is the schematic circuit diagram of the skip loading control system of a kind of specific embodiment of the utility model.
The specific embodiment
Fig. 2 is the scheme drawing of skip loading system that the skip loading control system of a kind of specific embodiment of the utility model has been installed; Fig. 3 is the schematic circuit diagram of the skip loading control system of a kind of specific embodiment of the utility model.Skip bucket 100, quantitative storehouse 200, coal bunker 300 have been shown among the figure.Skip bucket position switch 10 has been installed on skip bucket 100; On the bulkhgead gate in quantitative storehouse 200, the bulkhgead gate position switch has been installed; On the riser gate in quantitative storehouse 200, riser position of strobe switch has been installed, quantitatively on the bulkhgead gate in storehouse 200 quantitative storehouse bulkhgead gate electromagnetic valve has been installed also; Quantitatively on the riser gate in storehouse 200 quantitative storehouse riser gate electromagnetic valve is installed.
Skip bucket position switch 10 can realize that skip bucket position switch 10 can be a magnetic induction switch through various suitable position detecting switchs.The skip bucket position switch is connected with the I/O input end of PLC controller, is used for to PLC detection signal being provided, so that PLC sends control signal corresponding.Skip bucket can comprise main skip bucket 101 and secondary skip bucket 102, all skip bucket position switch 10 can be installed on main skip bucket 101 and the secondary skip bucket 102, preferably, on main skip bucket 101 and the secondary skip bucket 102 skip bucket position switch 10 is installed all.Skip bucket position switch 10 can be installed in the suitable position of main skip bucket or secondary skip bucket, and in Fig. 2, skip bucket position switch 10 is installed in the bottom of skip bucket; But; Also can be installed in other positions that are fit to of skip bucket, after skip bucket rises to intended load position, utilize the incoming signal of the response of skip bucket position switch 10 generations of installing on the skip bucket as PLC; And then the I/O mouth of PLC produces control signal, control bulkhgead gate electromagnetic valve or the action of riser gate electromagnetic valve.
The PLC controller can adopt suitable any model PLC controller; The PLC controller is a kind of industrial control equipment; Through corresponding user program is set in central process unit; Make the PLC controller to export control signal corresponding at the I/O mouth according to the signal of input I/O input end input, thus control and I/O mouth bonded assembly external device.The PLC controller can comprise CPU module, IO module, internal memory, power module, base plate or frame, and its principle of work is known by those skilled in the art, repeats no more at this.
The I/O input end is the input port of I/O module; The I/O mouth is the output port of I/O module.Said I/O module is the interface of PLC and electric loop, the I/O module the is integrated input/output interface circuit of PLC.The I/O input end is transformed into the processing unit that digital signal gets into the PLC controller with external electric signal, and the digital signal converted analog signal output that the I/O mouth then produces the PLC controller is so that the control external device.
Preferably, in some colliery Load Systems, quantitatively the storehouse can be made up of two parts, promptly main quantitative storehouse and secondary quantitatively storehouse.Main quantitative storehouse has main bulkhgead gate 111 and main riser gate 121; Secondary quantitatively storehouse comprises secondary bulkhgead gate 112 and secondary riser gate 122, and is as shown in Figure 2.
Therefore, quantitatively storehouse bulkhgead gate electromagnetic valve comprises main bulkhgead gate electromagnetic valve, secondary bulkhgead gate electromagnetic valve.Quantitatively storehouse bulkhgead gate position switch comprises main bulkhgead gate position switch 11, secondary bulkhgead gate position switch 12.Wherein, main bulkhgead gate position switch, secondary bulkhgead gate position switch all are connected with the I/O input end of PLC controller; Main bulkhgead gate electromagnetic valve, secondary bulkhgead gate electromagnetic valve all are connected with the I/O mouth of PLC controller.
Quantitatively storehouse riser gate electromagnetic valve comprises main riser gate electromagnetic valve, secondary riser gate electromagnetic valve.Quantitatively storehouse riser position of strobe switch comprises main riser position of strobe switch 21, secondary bulkhgead gate position switch 22.Wherein: riser position of strobe switch comprises that main riser position of strobe switch, secondary bulkhgead gate position switch all are connected with the I/O input end of PLC controller; Main riser gate electromagnetic valve, secondary riser gate electromagnetic valve all are connected with the I/O mouth of PLC controller.
Preferably; Said skip bucket position switch 10, bulkhgead gate position switch, riser position of strobe switch are magnetic induction switch; Quantitatively storehouse bulkhgead gate position switch, quantitative storehouse riser position of strobe switch can be installed on the door body of gate, also can be installed on the hydraulic ram of control door up-down.Magnetic induction switch comprise magnet and with the induction coil of magnet positioned opposite, during near induction coil, induction coil produces corresponding induced signal at magnet, this induced signal can be used as on-off signal and is input in the PLC controller.The advantage of magnetic induction switch is that antijamming capability is strong, and water resistance is good, and operating distance is far away, can be high temperature resistant, be applicable to the coal mining application.
The I/O mouth of PLC controller 20 is connected with the control coil of the control coil of quantitative storehouse bulkhgead gate electromagnetic valve, quantitative storehouse riser gate electromagnetic valve, so that control quantitative storehouse bulkhgead gate electromagnetic valve, the quantitatively action of storehouse riser gate electromagnetic valve respectively.
Quantitatively storehouse bulkhgead gate electromagnetic valve, quantitative storehouse riser gate electromagnetic valve can adopt the electromagnetic valve of same model, and the control voltage of control coil can be direct current 36V.Quantitatively storehouse bulkhgead gate electromagnetic valve or quantitative storehouse riser gate electromagnetic valve have comprised electromagnetic valve coil and electromagnetic valve contact; The control voltage of the I/O mouth output of PLC controller is carried in the coil two ends of above-mentioned electromagnetic valve; Make electromagnetic valve produce corresponding action, and then make corresponding gate promote or fall.
When coaling in the position in skip bucket arrival, through the control of PLC controller, make corresponding riser gate open, coal all slide is gone into skip bucket, and the PLC controller can send signal earthward, and winch promotes skip bucket, simultaneously riser gate SELF CL.After the riser closing gate put in place, PLC controller control bulkhgead gate was opened, and bulkhgead gate cuts out after reaching the position voluntarily, accomplished the transfer of coal from coal bunker to quantitative storehouse, accomplished one time automatic loading, waited for that the skip bucket signal that puts in place continues loading next time.
Fig. 3 shows the schematic circuit diagram of the skip loading control system of a kind of specific embodiment of the utility model.In the drawings, be provided with a PLC controller 20, said PLC controller 20 is provided with L, N as the interface that connects the 127VAC power supply.On this PLC controller 20, also be provided with X0-X5, be provided with Y0-Y7 as the I/O mouth as the I/O input end.At said I/O input end, be connected with main skip bucket location switch, main riser location switch, main dull and stereotyped location switch, secondary skip bucket location switch, secondary riser location switch, secondary dull and stereotyped location switch respectively.At said I/O mouth, be connected with the control coil of following electromagnetic valve respectively: carry on the main riser electromagnetic valve 1JC, main riser transfer electromagnetic valve 2JC, main dull and stereotyped open electromagnetic valve 3JC, main dull and stereotyped close carry electromagnetic valve 5JC on electromagnetic valve 4JC, the secondary riser, secondary riser is transferred electromagnetic valve 6JC, secondary dull and stereotyped open electromagnetic valve 7JC, the secondary dull and stereotyped electromagnetic valve 8JC that closes.According to the signal of I/O input end input, according to PLC controller expectant control logic, in I/O mouth output control signal corresponding, the action of control corresponding solenoid valve.
Above-described only is the principle and the preferred embodiment of the utility model.Should be pointed out that for the person of ordinary skill of the art, on the basis of the utility model principle, can also make some other modification, also should be regarded as the protection domain of the utility model.
Claims (5)
1. a skip loading control system is characterized in that, said system comprises: skip bucket position switch, bulkhgead gate position switch, riser position of strobe switch, PLC controller, quantitative storehouse bulkhgead gate electromagnetic valve, quantitative storehouse riser gate electromagnetic valve, wherein:
Skip bucket position switch, bulkhgead gate position switch, riser position of strobe switch all are connected with the I/O input end of PLC controller;
The I/O mouth of PLC controller is connected with the control coil of the control coil of quantitative storehouse bulkhgead gate electromagnetic valve, quantitative storehouse riser gate electromagnetic valve.
2. system according to claim 1 is characterized in that, skip bucket position switch, quantitative storehouse bulkhgead gate position switch, quantitative storehouse riser position of strobe switch are magnetic induction switch.
3. system according to claim 1 and 2 is characterized in that, quantitatively storehouse bulkhgead gate electromagnetic valve comprises main bulkhgead gate electromagnetic valve, secondary bulkhgead gate electromagnetic valve; The bulkhgead gate position switch comprises main bulkhgead gate position switch, secondary bulkhgead gate position switch, and wherein, main bulkhgead gate position switch, secondary bulkhgead gate position switch all are connected with the I/O input end of PLC controller; Main bulkhgead gate electromagnetic valve, secondary bulkhgead gate electromagnetic valve all are connected with the I/O mouth of PLC controller.
4. system according to claim 1 and 2 is characterized in that, quantitatively storehouse riser gate electromagnetic valve comprises main riser gate electromagnetic valve, secondary riser gate electromagnetic valve; Riser position of strobe switch comprises main riser position of strobe switch, secondary bulkhgead gate position switch, and wherein: riser position of strobe switch comprises that main riser position of strobe switch, secondary bulkhgead gate position switch all are connected with the I/O input end of PLC controller; Main riser gate electromagnetic valve, secondary riser gate electromagnetic valve all are connected with the I/O mouth of PLC controller.
5. system according to claim 1 and 2 is characterized in that, the skip bucket position switch comprises main skip bucket position switch and secondary skip bucket position switch, and main skip bucket position switch, secondary skip bucket position switch all are connected with the I/O input end of PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200604826U CN202492266U (en) | 2012-02-22 | 2012-02-22 | Skip loading control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200604826U CN202492266U (en) | 2012-02-22 | 2012-02-22 | Skip loading control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202492266U true CN202492266U (en) | 2012-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200604826U Expired - Lifetime CN202492266U (en) | 2012-02-22 | 2012-02-22 | Skip loading control system |
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| Country | Link |
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| CN (1) | CN202492266U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193144A (en) * | 2013-03-22 | 2013-07-10 | 山西潞安环保能源开发股份有限公司王庄煤矿 | Vertical shaft full-automatic unloading system |
| CN104495558A (en) * | 2015-01-29 | 2015-04-08 | 枣庄矿业(集团)付村煤业有限公司 | Current judgment method-based method preventing skid accumulating loading accidents |
-
2012
- 2012-02-22 CN CN2012200604826U patent/CN202492266U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193144A (en) * | 2013-03-22 | 2013-07-10 | 山西潞安环保能源开发股份有限公司王庄煤矿 | Vertical shaft full-automatic unloading system |
| CN103193144B (en) * | 2013-03-22 | 2015-03-18 | 山西潞安环保能源开发股份有限公司王庄煤矿 | Vertical shaft full-automatic unloading system |
| CN104495558A (en) * | 2015-01-29 | 2015-04-08 | 枣庄矿业(集团)付村煤业有限公司 | Current judgment method-based method preventing skid accumulating loading accidents |
| CN104495558B (en) * | 2015-01-29 | 2017-01-04 | 枣庄矿业(集团)付村煤业有限公司 | Electric current determining method takes precautions against the method for skip bucket accumulation refitting accident |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121017 |