CN104925482A - Belt conveyor fault location display and alarm device - Google Patents
Belt conveyor fault location display and alarm device Download PDFInfo
- Publication number
- CN104925482A CN104925482A CN201510239746.2A CN201510239746A CN104925482A CN 104925482 A CN104925482 A CN 104925482A CN 201510239746 A CN201510239746 A CN 201510239746A CN 104925482 A CN104925482 A CN 104925482A
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- fault
- band conveyor
- breakdown switch
- breakdown
- display
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/02—Control devices, e.g. for safety, warning or fault-correcting detecting dangerous physical condition of load carriers, e.g. for interrupting the drive in the event of overheating
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- Control Of Conveyors (AREA)
Abstract
The invention discloses a belt conveyor fault location display and alarm device which comprises alarm display devices and fault switches, wherein position encoders are arranged in the fault switches; mounting addresses of the fault switches on belts, and serial numbers and fault types of belt conveyors are collected by position encoders, and sent to the alarm display devices; and the alarm display devices then control the belt conveyors according to the received fault types. The belt conveyor fault location display and alarm device solves problems in the prior art that great inconvenience is brought to time processing of faults, and even a serious safety accident is caused due to the fact that positions of fault points cannot be located accurately. The belt conveyor fault location display and alarm device can monitor the positions of accurate fault points of the multiple belt conveyors in real time and dynamically, timely alarms and controls work of the conveyors according to the fault types.
Description
Technical field
The present invention relates to many band conveyor position of failure point location of various black, nonferrous mine and defeated coal jetty etc. and report to the police, particularly relating to the display of a kind of band conveyor fault localization and warning device.
Background technology
The faults such as large-scale mine, defeated coal jetty have many band conveyor work usually, and sideslip often can occur belt conveyor, urgency is stopped, skids, exceeds the speed limit and torn.
At present; deviation fault and anxious fault of stopping are carried out the rear Access Control circuit of parallel connection by the emergency protection of band conveyor respectively; skid, exceed the speed limit and tear the direct Access Control circuit of fault; once break down; because every bar band conveyor is longer and various breakdown switch is more, though can play a protective role, can not the position of accurate fault point; process in time to fault and bring very large inconvenience, cause serious safety misadventure possibly.
This programme is by installation site coder in breakdown switch, the numbering of breakdown switch place band conveyor, breakdown switch type and numbering are set, energy is localizing faults origination point accurately, and by attention display, real-time monitoring is carried out to the state of breakdown switch, once fault occurs, carry out sound and light alarm, export control signal according to fault type and grade.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides the display of a kind of band conveyor fault localization and warning device, reach the effect of real-time dynamic monitoring many band conveyors, accurately can carry out position of failure point and alarm and control conveyer work for fault type.
Technical scheme: for achieving the above object, band conveyor fault localization display of the present invention and warning device, be applied in the monitored control system containing multiple band conveyor, comprise: be arranged on the attention display on each band conveyor and several breakdown switches, it is characterized in that, position coder is provided with in described each breakdown switch, described position coder is for gathering breakdown switch information, and described breakdown switch information is sent to described attention display, described breakdown switch information comprises the fault type of breakdown switch, the address of breakdown switch in band conveyor and the coding of breakdown switch place band conveyor, described attention display shows described breakdown switch information, and sends alerting signal, controls band conveyor according to described fault type simultaneously.
Wherein, described breakdown switch comprises sideslip, suddenly stops, skids, tears four kinds of fault types, and described sideslip type comprises one-level sideslip and secondary sideslip.
Wherein, described position coder comprises control unit, connection terminal, decimal scale BCD toggle switch and communication interface; The signal output part of described breakdown switch is connected to according to fault type on the different port of described connection terminal, for the fault type of breakdown switch is sent to described control unit; Described decimal scale BCD toggle switch for arranging the address of breakdown switch in band conveyor and the coding of breakdown switch place band conveyor, and is sent to described control unit; Described control unit gathers described breakdown switch information and is sent to described attention display by described communication interface.
Wherein, the control unit of described position coder is AT89C52 series monolithic.
Wherein, the communication interface of described position coder is RS485 communication interface.
Wherein, described attention display comprises control unit and the LCD display be connected with it respectively, two tunnel communication interfaces, knocking noise visual alarm lamp, two Fault Control relays and failure reset circuit; Described two tunnel communication interfaces, a road is for connecting described position coder, and a road is for connecting upper industrial computer; The described breakdown switch information that described control unit sends for receiving described position coder, control described LCD display and show described breakdown switch information, and control knocking noise visual alarm lamp according to described fault type and send alerting signal, and two Fault Control relays are charged controls band conveyor by controlling.
Wherein, the control unit of described attention display is AT89C52 series monolithic.
Beneficial effect: band conveyor fault localization display of the present invention and warning device; by setting position coder in breakdown switch; once break down; the fault where what type occurs of any bar band conveyor will be shown exactly; carry out sound and light alarm; and different control signals can be exported according to the type of fault and grade, realize the safety guard-safeguard of band conveyor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the display of band conveyor fault localization and warning device;
Fig. 2 is fault localization display and the warning device structural representation of multiple band conveyor parallel connection;
Fig. 3 is the port connection figure of position coder;
Fig. 4 is the port connection figure of attention display;
In Fig. 1 and Fig. 2,1, attention display, 2, Collection device, 3, position coder, 4, direct supply, 5, communication interface, 6, terminal resistance, 7, upper industrial computer.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described.
The display of band conveyor fault localization and warning device mainly comprise attention display and position coder, as shown in Figure 1, every platform conveyer side is provided with an attention display 1, the belt of conveyer is provided with several breakdown switches 2 (generally setting according to the length of belt), position coder 3 is equipped with in each breakdown switch 2, position coder 3 is connected by RS485 communication interface 5 with attention display 1, in order to the signal reflex eliminating communication cable impedance discontinuity in communication process or do not mate and cause, terminal resistance 6 is connected at RS485 communicating end, attention display 1 and position coder 3 are all powered by 24V direct supply 4.
For the monitored control system containing multiple band conveyor, as shown in Figure 2, the upper industrial computer 7 of attention display 1 parallel connection access of each band conveyor, by development monitoring interface on industrial computer 7, the failure message of Real-Time Monitoring many band conveyors.
Respectively position coder 3 and attention display 1 are described in detail below in conjunction with Fig. 3 and Fig. 4.
Position coder 3, for gathering breakdown switch information, comprising: the coding of the fault type of breakdown switch, the address of breakdown switch in band conveyor, breakdown switch place band conveyor.As shown in Figure 3, position coder 3 mainly comprises: control unit AT89C52 series monolithic and the peripheral circuit such as connection terminal, decimal scale BCD toggle switch and RS485 communication interface for the input of breakdown switch 2 breakdown signal.
Breakdown switch 2 comprises sideslip, suddenly stop, skid, tear Four types, wherein, except deviation fault switch comprises one-level offset signals and secondary offset signals, the signal output part of the breakdown switch of other types only exports the signal of respective type, position coder 3 is installed in breakdown switch 2, by the position that breakdown switch signal is fixed by the connection terminal access of position coder by different fault types, no terminal shorting stub and 0V short circuit, as shown in Figure 3, the one-level offset signals mouth of deviation fault switch is connected on No. 1 connection jaws of connection terminal, secondary offset signals mouth is connected on No. 2 connection jaws of connection terminal, and stop anxious respectively, skid, the signal output part tearing breakdown switch is connected on 3 of connection terminal, 4, on No. 5 connection jaws, respective signal is accessed the P1.0-P1.4 port of AT89C52 series monolithic by connection terminal again by photoisolator.Only give a kind of mode of connection in Fig. 3, other permutation and combination can be adopted, only need meet and different faults type is connected on fixed positions different on terminal.
Position coder 3 is provided with two groups of decimal scale BCD toggle switch, and the address of installing on band conveyor breakdown switch respectively and the band conveyor at breakdown switch place are encoded.The address that breakdown switch is installed on band conveyor is set by two decimal scale BCD toggle switch, be connected with P0.0-P0.3 and the P0.4-P0.7 port of micro controller system respectively, a BCD toggle switch can set 10 addresses, two decimal scale BCD toggle switch are combined into one group, can set from 00-99 totally 100 addresses.A band conveyor coding BCD toggle switch setting at breakdown switch place, is connected with the P2.0-P2.3 port of micro controller system, can sets 0-9 totally 10 band conveyors.Only give the toggle switch that 100 installation addresses and 10 band conveyors can be set in Fig. 3, the number of required BCD toggle switch can also be determined according to the quantity of band conveyor and the quantity of installing breakdown switch on every bar belt.
The output of BCD toggle switch is 8421 yards, and each BCD toggle switch has 5 pins, they be respectively 8,4,2,1 and A, A be common port, connect+5V power supply.When numeral on toggle switch changes to 9 from 0,8421 pins will export corresponding level, such as when BCD toggle switch dial be 1 time, 1 pin and public control end A connect; When dial be 3 time, 1 and 2 pins and public control end A connect.
RS485 communication circuit adopts SN75176 interface chip, and adopt balance to send and realize communicating with differential received mode, the Signal reception of communication chip is connected with P3.0 with the P3.1 port of micro controller system respectively with sending end, and Enable Pin is connected with micro controller system P1.7.
Breakdown switch 2 on every bar band conveyor is all connected with the RS485 interface on attention display by the RS485 communication interface of its interior location coder 3.Once there be fault to occur, the coding of fault type, breakdown switch coding and band conveyor will be sent to fault detector 1 by communication interface and show by the position coder in breakdown switch, the accurate location of localizing faults, fault detector 1 sends sound and light alarm signal, exports different control signals according to fault type simultaneously.
Attention display 1 for the real-time monitoring to a band conveyor failure message, once there be fault to occur, the in real time coding of the type of display fault, address and place band conveyor, and export different control signals according to the type of fault.As shown in Figure 4, attention display 1 mainly comprises: control unit AT89C52 series monolithic and LCD display, two road RS485 communication interfaces, knocking noise visual alarm lamp H1 and Fault Control relay K 1, K2 and failure reset circuit.
The running state of the whole band conveyor of LCD display Dynamic Announce, telltale is connected with P0.0-P0.7 with the P2.0-P2.2 port of micro controller system.
Do not have to show " band conveyor normal operation " during fault, as et out of order, then show below according to fault type:
Deviation fault display format: ## belt A MP.AMp.Amp & breakdown switch * level sideslip.Band conveyor numbering is joined in ## representative, as " No. 05 band conveyor "; The position of & & representing fault switch place ## band conveyor, as " No. 05 belt No. 23 breakdown switches ", * represents sideslip grade, as " No. 05 band conveyor No. 23 breakdown switches 1 grade of sideslip ".
Suddenly stop malfunction coefficient form: ## belt A MP.AMp.Amp & breakdown switch is anxious to stop, as " No. 25 belts No. 44 breakdown switches are anxious to stop ".
Skid, tear malfunction coefficient form: ## slipping of the belt (tearing), as " No. 12 slipping of the belts, No. 20 belt tearings ".
RS485 communication employing two SN75176 interface chips, form two road tdm communications, a road is connected with other attention display, and the upper industrial computer 7 of another Lu Keyu is connected, its effect is the observation interface by developing on industrial computer, the failure message of Real-Time Monitoring many band conveyors.Communication adopts balance to send and differential received mode realizes, and the Signal reception of communication chip is connected with P1.6 with the P1.7 port of micro controller system respectively with sending end, and two road RS485 tdm communication ports are connected with P1.0 with P1.1 of micro controller system.
Knocking noise visual alarm lamp H1 is connected with the P2.7 port of micro controller system, when breaking down, carries out sound and light alarm, and signal lamp flicker cycle is 1 second.
Fault Control relay K 1, K2 are connected with P4.0 with the P4.1 port of micro controller system respectively.When there is one-level deviation fault, K1 relay is charged, and it controls band conveyor and shuts down in order; When occurring that secondary sideslip, skidding, urgency are stopped and tears fault, K2 relay is charged, controls band conveyor hard stop.
Failure reset circuit is connected with the reseting port RES of micro controller system, after failture evacuation, by reset button, eliminates alerting signal.
During use, first group of decimal scale BCD toggle switch manually arranges the coding of breakdown switch 2 place band conveyor, second group of decimal scale BCD toggle switch manually arranges the coding of breakdown switch, the coding of every bar band conveyor and the coding of breakdown switch are all unique, switch on power, band conveyor is started working, when there being fault to occur, the connection terminal of breakdown signal by position coder 3 is just connected with position coder 3 by corresponding breakdown switch 2, which terminal position coder comes from by means of only detection failure signal, the type of fault can be determined, simultaneously, the port signal that position coder 3 detects connection two groups of BCD toggle switch just can know the coding of breakdown switch place band conveyor and the coding of breakdown switch, complete the collection of failure message, namely to the location of fault, failure message is sent to attention display 1 by RS485 communication interface by the micro controller system of position coder 3, the display of Single-chip Controlling the LCD display numbering of band conveyor, the installation addresses of breakdown switch and fault type in attention display 1, and control knocking noise visual alarm lamp and relay K 1 and K2 according to fault type.
Claims (7)
1. a band conveyor fault localization display and warning device, be applied in the monitored control system containing multiple band conveyor, comprise: be arranged on the attention display (1) on each band conveyor and several breakdown switches (2), it is characterized in that, position coder (3) is provided with in described each breakdown switch (2), described position coder (3) is for gathering breakdown switch information, and described breakdown switch information is sent to described attention display (1), described breakdown switch information comprises the fault type of breakdown switch, the address of breakdown switch in band conveyor and the coding of breakdown switch place band conveyor, described attention display (1) shows described breakdown switch information, and sends alerting signal, controls band conveyor according to described fault type simultaneously.
2. band conveyor fault localization display according to claim 1 and warning device, it is characterized in that, described breakdown switch (2) comprises sideslip, suddenly stops, skids, tears four kinds of fault types, and described sideslip type comprises one-level sideslip and secondary sideslip.
3. band conveyor fault localization display according to claim 1 and 2 and warning device, it is characterized in that, described position coder (3) comprises control unit, connection terminal, decimal scale BCD toggle switch and communication interface; The signal output part of described breakdown switch (2) is connected to according to fault type on the different port of described connection terminal, for the fault type of breakdown switch is sent to described control unit; Described decimal scale BCD toggle switch for arranging the address of breakdown switch in band conveyor and the coding of breakdown switch place band conveyor, and is sent to described control unit; Described control unit gathers described breakdown switch information and is sent to described attention display (1) by described communication interface.
4. band conveyor fault localization display according to claim 3 and warning device, it is characterized in that, described control unit is AT89C52 series monolithic.
5. band conveyor fault localization display according to claim 3 and warning device, it is characterized in that, described communication interface is RS485 communication interface.
6. band conveyor fault localization display according to claim 1 and warning device, it is characterized in that, described attention display (1) comprises control unit and the LCD display be connected with it respectively, two tunnel communication interfaces, knocking noise visual alarm lamp (H1), two Fault Control relays (K1, K2) and failure reset circuit; Described two tunnel communication interfaces, a road is for connecting described position coder (3), and a road is for connecting upper industrial computer (7); The described breakdown switch information that described control unit sends for receiving described position coder (3), control described LCD display and show described breakdown switch information, and send alerting signal according to described fault type control knocking noise visual alarm lamp (H1), and control band conveyor by control two Fault Control relays (K1, K2) are charged.
7. band conveyor fault localization display according to claim 6 and warning device, it is characterized in that, described control unit is AT89C52 series monolithic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510239746.2A CN104925482A (en) | 2015-05-12 | 2015-05-12 | Belt conveyor fault location display and alarm device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510239746.2A CN104925482A (en) | 2015-05-12 | 2015-05-12 | Belt conveyor fault location display and alarm device |
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| CN104925482A true CN104925482A (en) | 2015-09-23 |
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| CN201510239746.2A Pending CN104925482A (en) | 2015-05-12 | 2015-05-12 | Belt conveyor fault location display and alarm device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115219A (en) * | 2016-08-01 | 2016-11-16 | 太原理工大学 | A kind of rubber conveyer monitoring system with fault location function |
| CN106743335A (en) * | 2017-04-11 | 2017-05-31 | 兖州煤业股份有限公司 | A kind of jerk latch switch, the ribbon conveyer for colliery |
| CN107329926A (en) * | 2017-07-10 | 2017-11-07 | 常州天能博智能系统科技有限公司 | A kind of computing board and its troubleshooting methodology |
| CN109230358A (en) * | 2018-08-29 | 2019-01-18 | 辽宁工程技术大学 | A kind of long distance delivery band tearing checking device |
| CN112124899A (en) * | 2020-08-19 | 2020-12-25 | 河钢股份有限公司承德分公司 | Method and system for rapidly judging and processing shutdown fault of belt conveyor |
| CN113401615A (en) * | 2021-06-29 | 2021-09-17 | 攀钢集团西昌钢钒有限公司 | Method and device for diagnosing belt fault of belt conveyor, electronic equipment and medium |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106743335A (en) * | 2017-04-11 | 2017-05-31 | 兖州煤业股份有限公司 | A kind of jerk latch switch, the ribbon conveyer for colliery |
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| CN109230358A (en) * | 2018-08-29 | 2019-01-18 | 辽宁工程技术大学 | A kind of long distance delivery band tearing checking device |
| CN112124899A (en) * | 2020-08-19 | 2020-12-25 | 河钢股份有限公司承德分公司 | Method and system for rapidly judging and processing shutdown fault of belt conveyor |
| CN113401615A (en) * | 2021-06-29 | 2021-09-17 | 攀钢集团西昌钢钒有限公司 | Method and device for diagnosing belt fault of belt conveyor, electronic equipment and medium |
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Application publication date: 20150923 |