CN203959714U - A kind of monitored control system of lifting winch - Google Patents
A kind of monitored control system of lifting winch Download PDFInfo
- Publication number
- CN203959714U CN203959714U CN201420343168.8U CN201420343168U CN203959714U CN 203959714 U CN203959714 U CN 203959714U CN 201420343168 U CN201420343168 U CN 201420343168U CN 203959714 U CN203959714 U CN 203959714U
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- China
- Prior art keywords
- lifting winch
- plc
- coder
- control system
- hall element
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- Expired - Fee Related
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Abstract
The utility model relates to a kind of monitored control system of lifting winch, comprise programmable logic controller (PLC) PLC, coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay, industrial computer and read-out, described programmable logic controller (PLC) PLC respectively with coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay is connected with industrial computer, industrial computer is connected with read-out, coder is connected with the electrical motor of lifting winch, contactless inductive formula potential device is connected with the cylinder of lifting winch, Hall element is connected with the head sheave of lifting winch, brake block abrasion switch is arranged on the brake shoe place of lifting winch.Compared with prior art, the beneficial effects of the utility model are: effectively raise the work efficiency of lifting winch, guaranteed lifting winch traveling comfort, lifting winch operation conditions is monitored in real time, greatly reduce potential safety hazard, improved service life of equipment.
Description
Technical field
The utility model relates to lifting winch technical field, particularly a kind of monitored control system of lifting winch.
Background technology
Mine winder is one of key equipment in coal production, plays very important effect in coal production.Mine hoisting is an important step in Mine Production, and mine winder is being undertaken the task dispatching of material, personnel's etc. Lifting Convey.Its safe and reliable operation is the key that ensures mine safety production, is not only related to ore deposit capacity of well, but also is tied tightly with miner's life security.Along with the requirement of production development, technological advance, the safe reliability of mine hoisting system also more and more highlights important, people comprise that to the requirement of electric-control system human oriented design level, intelligent level, version etc. all have higher requirement, this has been content of paramount importance in modern mine lifting winch electric control system practical exploitation, and mine winder automatic technology is to intellectuality, networking and integrated development.At present, China's overwhelming majority mine winder (exceeding 70%) adopts traditional interchange lifting winch electric-control system (TKD-A), the contact control system that TKD control system is made up of relay logic circuit, large-scale air contactless switch, tachogenerator etc.Through development for many years, although TKD-A series lifting winch electric-control system has formed the feature of oneself, but weak point is also apparent, its electric wiring is too complicated, system intermediate relay, electric terminal, electric on line are many, cause lifting winch constantly to occur because of electrical fault stop accident.
Summary of the invention
The purpose of this utility model is to provide a kind of defect that overcomes traditional electric-control system, guarantees lifting winch traveling comfort, and lifting winch operation conditions is carried out to the monitored control system of the lifting winch of monitoring in real time.
For achieving the above object, the utility model is realized by the following technical solutions:
A kind of monitored control system of lifting winch, comprise programmable logic controller (PLC) PLC, coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay, industrial computer and read-out, described programmable logic controller (PLC) PLC respectively with coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay is connected with industrial computer, industrial computer is connected with read-out, coder is connected with the electrical motor of lifting winch, contactless inductive formula potential device is connected with the cylinder of lifting winch, Hall element is connected with the head sheave of lifting winch, brake block abrasion switch is arranged on the brake shoe place of lifting winch.
Described coder is rotary encoder.
Described programmable logic controller (PLC) PLC is made up of central process unit, safety protective circuit, signal processing circuit, AD modular converter, memory device, input block, output unit, communication interface and expansion interface, and central process unit is connected with expansion interface with safety protective circuit, signal processing circuit, AD modular converter, memory device, input block, output unit, communication interface respectively.
Described safety protective circuit comprises short-circuit protection circuit.
Compared with prior art, the beneficial effects of the utility model are:
The utlity model has simple in structure, simple installation, the feature such as easy to operate, science is practical, effectively raise the work efficiency of lifting winch, guarantee lifting winch traveling comfort, lifting winch operation conditions is monitored in real time, greatly reduce potential safety hazard, improve service life of equipment, be applicable to large-scale promotion and application.
Brief description of the drawings
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is the structured flowchart of the utility model programmable logic controller (PLC) PLC.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is further illustrated:
As depicted in figs. 1 and 2, the monitored control system of a kind of lifting winch of the utility model, comprises programmable logic controller (PLC) PLC, coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay, industrial computer and read-out, described programmable logic controller (PLC) PLC respectively with coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay is connected with industrial computer, industrial computer is connected with read-out, coder is connected with the electrical motor of lifting winch, contactless inductive formula potential device is connected with the cylinder of lifting winch, Hall element is connected with the head sheave of lifting winch, brake block abrasion switch is arranged on the brake shoe place of lifting winch, and described coder is rotary encoder, and described programmable logic controller (PLC) PLC is by central process unit, safety protective circuit, signal processing circuit, AD modular converter, memory device, input block, output unit, communication interface and expansion interface composition, central process unit respectively with safety protective circuit, signal processing circuit, AD modular converter, memory device, input block, output unit, communication interface is connected with expansion interface, and described safety protective circuit comprises short-circuit protection circuit.
While using the utility model, in the time starting lifting winch, rotary encoder, contactless inductive formula potential device, Hall element and brake block abrasion switch, various operating conditions and parameter to motor, cylinder, head sheave and brake shoe gather, then process through AD modular converter, signal processing circuit, central process unit, result after treatment is stored by memory device, then by industrial computer and read-out, data acquisition result and result is fed back to client.
In the time having fault after safety relay power-off; coordinate Hydraulic Station safety valve to make lifting winch realize one-level or two stage braking; the control loop power-off such as work lock relay and brake pump, make braking oil pressure reduce to zero, and safety protective circuit actv. prevents the generation of short circuit phenomenon.
The utility model can be achieved as follows function after enforcement:
Programmable logic controller (PLC) PLC quality of fit is high, the rotary encoder of good stability, contactless inductive formula potential device and Hall element; various operating conditions and parameter to lifting winchs such as motor, cylinder and head sheaves gather, process, store, show; make lifting winch not only there is the functions such as good startup, parking, speed governing and power balance; and the running condition at the energy each position of monitoring equipment; the abnormal states such as slack rope, disconnected rope, depth indicator inefficacy are protected; show and record trouble type, there is perfect protection and self-diagnostic function.Can carry out record to signal and the state of last three liftings, in order to inspection afterwards.Be convenient to the reason of accident to carry out the analysis of science, avoid accident to repeat, make lifting winch in running state safely and efficiently.Meanwhile, contribute to guiding to promote driver's proper operation, improve maintenance quality.
Claims (4)
1. the monitored control system of a lifting winch, it is characterized in that, comprise programmable logic controller (PLC) PLC, coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay, industrial computer and read-out, described programmable logic controller (PLC) PLC respectively with coder, contactless inductive formula potential device, Hall element, brake block abrasion switch, relay is connected with industrial computer, industrial computer is connected with read-out, coder is connected with the electrical motor of lifting winch, contactless inductive formula potential device is connected with the cylinder of lifting winch, Hall element is connected with the head sheave of lifting winch, brake block abrasion switch is arranged on the brake shoe place of lifting winch.
2. the monitored control system of a kind of lifting winch according to claim 1, is characterized in that, described coder is rotary encoder.
3. the monitored control system of a kind of lifting winch according to claim 1; it is characterized in that; described programmable logic controller (PLC) PLC is made up of central process unit, safety protective circuit, signal processing circuit, AD modular converter, memory device, input block, output unit, communication interface and expansion interface, and central process unit is connected with expansion interface with safety protective circuit, signal processing circuit, AD modular converter, memory device, input block, output unit, communication interface respectively.
4. the monitored control system of a kind of lifting winch according to claim 3, is characterized in that, described safety protective circuit comprises short-circuit protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343168.8U CN203959714U (en) | 2014-06-26 | 2014-06-26 | A kind of monitored control system of lifting winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343168.8U CN203959714U (en) | 2014-06-26 | 2014-06-26 | A kind of monitored control system of lifting winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203959714U true CN203959714U (en) | 2014-11-26 |
Family
ID=51920324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420343168.8U Expired - Fee Related CN203959714U (en) | 2014-06-26 | 2014-06-26 | A kind of monitored control system of lifting winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203959714U (en) |
-
2014
- 2014-06-26 CN CN201420343168.8U patent/CN203959714U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |