CN203959717U - A kind of monitoring device of lifting winch ram gap - Google Patents
A kind of monitoring device of lifting winch ram gap Download PDFInfo
- Publication number
- CN203959717U CN203959717U CN201420343170.5U CN201420343170U CN203959717U CN 203959717 U CN203959717 U CN 203959717U CN 201420343170 U CN201420343170 U CN 201420343170U CN 203959717 U CN203959717 U CN 203959717U
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- bluetooth signal
- lifting winch
- monitoring device
- control module
- sensor
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Abstract
The utility model relates to a kind of monitoring device of lifting winch ram gap, comprise power supply, voltage transformation module, control module, warning indicator lamp, AD modular converter, 485 communication interfaces, two-way passive switch, relay, computing machine, sensor, Bluetooth signal receptor and Bluetooth signal projector, described voltage transformation module input end is connected with power supply, mouth is connected with control module, control module respectively with AD modular converter, 485 communication interfaces, warning indicator lamp, two-way passive switch is connected with relay, 485 communication interfaces are connected with computing machine, AD modular converter is connected with Bluetooth signal receptor by analog input mouth, Bluetooth signal projector is connected with the sensor being arranged on each brake disc, Bluetooth signal receptor and Bluetooth signal projector communicate.Compared with prior art, the beneficial effects of the utility model are: data monitoring is carried out in winch drag brake sheet separation, avoid lifting winch fatal crass's grave accident, save the repair time.
Description
Technical field
The utility model relates to field of mechanical technique, particularly a kind of monitoring device of lifting winch ram gap.
Background technology
Lifting winch is being born mine hoisting raw coal as lifting means, spoil, lifting personnel, the tasks such as lower putting material and equipment, the quality of its drive ability and good and bad normal production and the output that not only directly has influence on mine, and can have influence on equipment and personal safety, therefore, lifting winch is all must have enough safety control technically with on equipment quality, lifting winch in use, its brake clearance is an important indicator weighing lifting winch safety, in " safe coal code ", clearly regulation brake clearance must be less than 2mm, but the brake shoe of lifting winch in use, can be because mechanical movement repeatedly makes brake clearance exceed safety rate, make lifting winch braking flashboard lose braking function, finally leave potential safety hazard to equipment, in actual use, operating personal is often measured by two kinds of metering systems, the one, manual measurement, after manual measurement, adjust in time brake clearance according to the data that record, but adopt the change amount of manual measurement lifting winch brake clearance to be difficult to, and take off data inaccuracy, and the cycle is very long, greatly reduce production efficiency, a very large hidden danger to the safe in operation of lifting winch simultaneously, and all once there is the grave accident causing because hydraulic brake system is malfunctioning in a lot of ore deposits, personal casualty and economic asset are suffered heavy losses, conventionally direct economy is millions of at least, up to ten million at most, recover Lifting Convey production and at least need 7～9 day time, indirect loss reaches more than one hundred million units, the 2nd, measure by additional gauge, because severe site environment makes the DATA REASONING of additional gauge, transmission error larger, thereby cannot meet Safety of Coal Mine Production demand, in order to ensure survey precision, can adopt import instrument, but only solve the precision of measuring, still can not avoid the impact that in transmitting procedure, external interference is brought, and import instrument price is very expensive, the complexity of wiring simultaneously.
Summary of the invention
The purpose of this utility model is to provide a kind of grave accident of avoiding lifting winch fatal crass, saves the repair time, shortens lifting winch parking period, has increased the monitoring device of the lifting winch ram gap of coal lifting capacity.
For achieving the above object, the utility model is realized by the following technical solutions:
A kind of monitoring device of lifting winch ram gap, comprise power supply, voltage transformation module, control module, warning indicator lamp, AD modular converter, 485 communication interfaces, two-way passive switch, relay, computing machine, sensor, Bluetooth signal receptor and Bluetooth signal projector, described voltage transformation module input end is connected with power supply, mouth is connected with control module, control module respectively with AD modular converter, 485 communication interfaces, warning indicator lamp, two-way passive switch is connected with relay, 485 communication interfaces are connected with computing machine, AD modular converter is connected with Bluetooth signal receptor by analog input mouth, Bluetooth signal projector is connected with the sensor being arranged on each brake disc, Bluetooth signal receptor and Bluetooth signal projector communicate.
Described control module is ARM control module.
Described sensor is analog sensor.
Described brake disc has six and taking every three as the one group both sides that are arranged on brake support frame, every group of brake disc is that interval arranges.
Described indicator lamp is combined by power lights and run indicator.
Described run indicator is combined by red light and green light.
On described sensor, be also provided with protective circuit, described protective circuit comprises polar circuit, short-circuit protection circuit and outgoing current limiting protecting circuit.
Compared with prior art, the beneficial effects of the utility model are:
The utlity model has simple in structure, easy to operate, the features such as science practicality, data determination is carried out in winch drag brake sheet separation simultaneously, each parameter of Real-Time Monitoring, the operation conditions of brake equipment is very clear, fault or while having fault trend this monitoring system can predict in advance, avoid lifting winch fatal crass's grave accident, for service personnel has been saved the time greatly, shorten because overhauling and made lifting winch parking period, increase the lifting capacity of coal etc., lifting winch brake clearance is made to correct judgement simultaneously, replace artificial gap detection, improve the accuracy of data, also improved the safety of winch operation simultaneously, for winch safe operation provides significant data, winch drag brake sheet separation amount is made to correct monitoring, in the time that exceeding standard, above data volume makes alarm, blue-tooth device carries out wireless monitor to brake disc, and do not need any line, facilitate the transmission of data, and the handling of equipment and maintenance, be applicable to large-scale promotion and application.
Brief description of the drawings
Fig. 1 is structured flowchart of the present utility model.
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 shown in Figure 1, the monitoring device of a kind of lifting winch ram gap of the utility model, comprises power supply, voltage transformation module, control module, warning indicator lamp, AD modular converter, 485 communication interfaces, two-way passive switch, relay, computing machine, sensor, Bluetooth signal receptor and Bluetooth signal projector, described voltage transformation module input end is connected with power supply, mouth is connected with control module, control module respectively with AD modular converter, 485 communication interfaces, warning indicator lamp, two-way passive switch is connected with relay, 485 communication interfaces are connected with computing machine, AD modular converter is connected with Bluetooth signal receptor by analog input mouth, Bluetooth signal projector is connected with the sensor being arranged on each brake disc, Bluetooth signal receptor and Bluetooth signal projector communicate, described control module is ARM control module, described sensor is analog sensor, described brake disc has six and taking every three as the one group both sides that are arranged on brake support frame, every group of brake disc is that interval arranges, described indicator lamp is combined by power lights and run indicator, described run indicator is combined by red light and green light, on described sensor, be also provided with protective circuit, described protective circuit comprises polar circuit, short-circuit protection circuit and outgoing current limiting protecting circuit.
While using the utility model, determine the residing state of brake disc by the signal of two-way passive switch, when after the closing switch release signal receiving from lifting winch control system, automatically gather analog signals by sensor, ARM control module operation blue-tooth device He Shi bis-road AD modular converters carry out analogue to digital conversion computing and are processed into position signal the analog signals receiving, then this position signal value and brake disc are compared in the positional value under "on" position, draw relative displacement value, namely desired brake clearance value, and these real-time number signals can be transferred to computing machine, when computing machine is received declutching when switch closure signals from hoister control system, the aviation value of brake clearance value of each brake disc that second time gathers will be calculated automatically, and compare with the 2mm value of coal safety definite value, in the time that gap is 0～2mm, run indicator is shown in green, illustrate that brake clearance is normal, in the time that gap is > 2mm, run indicator is shown in red, illustrate that brake clearance exceedes the value of 2mm, so just lifting winch brake clearance is made to correct judgement, replace artificial gap detection, improve the accuracy of data, also improved the safety of winch operation simultaneously, can be winch safe operation significant data is provided, can make correct monitoring to winch drag brake sheet separation amount simultaneously, in the time that above data volume exceeds standard, make alarm etc.
The utility model can be promptly by collection in worksite to analog data signal change digital quantity signal into, and can be uploaded to computing machine by FPDP, and can be presented in the monitored picture of computing machine, on panel, there are power supply, operation, communication, warning indicator lamp, the running state of display monitoring device and communication state very intuitively, warning indicator lamp monitors that whether brake clearance value normal, if having fault warning indicator lamp light and send chimes of doom prompting.
Power lights: long bright expression system power supply is normal, goes out and represents system power supply mal;
Run indicator: have red and green color indicator lamp, green is normal, redly transfinites for gap width.
The protective circuit of sensor, has guaranteed the normal operation of sensor, in the service life of having improved sensor, avoids the short circuit of sensor, the outgoing current of sensor has been carried out to limiting protecting simultaneously.
The utlity model has following principal feature:
A), speed is fast, real-time high-efficiency, can be uploaded to computing machine by monitored each brake disc gap state and working sensor state in time;
B), install device used, all selected industrial grade other, antijamming capability is strong, the life-span is long, is more suitable for the environment in mine;
C), all accomplished actv. isolation between external interface and the power circuit of device, be not subject to the impact of external environment;
D), by RS485 interface, can not only carry out communication with computing machine, can also carry out communication with other electronic machines;
E), blue-tooth device carries out wireless monitor to brake disc, and do not need any line, facilitated the transmission of data, and the handling of equipment and maintenance;
F), the application of power filter, power monitoring and multiple anti-electromagnetic interference technology, guaranteed the safe and reliable operation of equipment;
G), the protective circuit of sensor, guaranteed the normal operation of sensor, the service life of having improved sensor;
H), device adopted modularization and structurized design, is convenient to installation and maintenance.
Claims (7)
1. the monitoring device of a lifting winch ram gap, it is characterized in that, comprise power supply, voltage transformation module, control module, warning indicator lamp, AD modular converter, 485 communication interfaces, two-way passive switch, relay, computing machine, sensor, Bluetooth signal receptor and Bluetooth signal projector, described voltage transformation module input end is connected with power supply, mouth is connected with control module, control module respectively with AD modular converter, 485 communication interfaces, warning indicator lamp, two-way passive switch is connected with relay, 485 communication interfaces are connected with computing machine, AD modular converter is connected with Bluetooth signal receptor by analog input mouth, Bluetooth signal projector is connected with the sensor being arranged on each brake disc, Bluetooth signal receptor and Bluetooth signal projector communicate.
2. the monitoring device of a kind of lifting winch ram gap according to claim 1, is characterized in that, described control module is ARM control module.
3. the monitoring device of a kind of lifting winch ram gap according to claim 1, is characterized in that, described sensor is analog sensor.
4. the monitoring device of a kind of lifting winch ram gap according to claim 1, is characterized in that, described brake disc has six and taking every three as the one group both sides that are arranged on brake support frame, every group of brake disc is that interval arranges.
5. the monitoring device of a kind of lifting winch ram gap according to claim 1, is characterized in that, described indicator lamp is combined by power lights and run indicator.
6. the monitoring device of a kind of lifting winch ram gap according to claim 5, is characterized in that, described run indicator is combined by red light and green light.
7. the monitoring device of a kind of lifting winch ram gap according to claim 1, is characterized in that, is also provided with protective circuit on described sensor, and described protective circuit comprises polar circuit, short-circuit protection circuit and outgoing current limiting protecting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343170.5U CN203959717U (en) | 2014-06-26 | 2014-06-26 | A kind of monitoring device of lifting winch ram gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420343170.5U CN203959717U (en) | 2014-06-26 | 2014-06-26 | A kind of monitoring device of lifting winch ram gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203959717U true CN203959717U (en) | 2014-11-26 |
Family
ID=51920327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420343170.5U Expired - Fee Related CN203959717U (en) | 2014-06-26 | 2014-06-26 | A kind of monitoring device of lifting winch ram gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203959717U (en) |
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2014
- 2014-06-26 CN CN201420343170.5U patent/CN203959717U/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 |