CN202609720U - Mine hoist steel wire rope tension-monitoring device - Google Patents
Mine hoist steel wire rope tension-monitoring device Download PDFInfo
- Publication number
- CN202609720U CN202609720U CN 201220225349 CN201220225349U CN202609720U CN 202609720 U CN202609720 U CN 202609720U CN 201220225349 CN201220225349 CN 201220225349 CN 201220225349 U CN201220225349 U CN 201220225349U CN 202609720 U CN202609720 U CN 202609720U
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- steel wire
- wire rope
- rope tension
- mine hoist
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Abstract
A mine hoist steel wire rope tension-monitoring device comprises an oil-pressure sensor, a Hall sensor, a travel switch, an acquisition emitting device, wireless receiving devices, a digital quantity acquisition output device and a monitoring computer, wherein the oil-pressure sensor is installed on a hoisting container tension self-balancing device cylinder bypass and is connected with the wireless acquisition emitting device, the acquisition emitting device is arranged at the top of a hoisting container, an oil-pressure acquisition part and a power supply battery of the oil-pressure acquisition part are separately designed, the two wireless receiving devices are respectively arranged at a well mouth and a wellhole and are connected with the digital quantity acquisition output device through a mining flame-retardant cable, and the digital quantity acquisition output device is arranged near the monitoring room monitoring computer, acquires position-arriving signals of the hoisting container through the travel switch and acquires pulses by using the Hall sensor to obtain the rotation speed of a rotary drum. The monitoring computer is provided with a system program which is designed based on a LabVIEW development platform and finishes the functions such as serial interface data receiving and emitting, data processing, displaying, alarming and diagnosis, data storage and inquiry, and remote control, carries out animation simulation which is synchronous to reality on the position of the hoisting container and hoisting sheave rotation, alarms to remind ultralimit, cuts off a safety circuit of a hoist when necessary, and achieves one-line monitoring and overload protection of hoist steel wire rope tension. The mine hoist steel wire rope tension-monitoring device resolves the problem of monitoring of tension difference and hoisting loading of a steel wire rope by means of a high-reliability wireless communication scheme, is capable of effectively preventing rope-breaking and overloading accidents of the hoist from occurring, and is stable and reliable in operation.
Description
Technical field
The utility model relates to a kind of mine hoist steel wire rope tension monitoring device, is applicable to that especially mine hoist wire rope load and Tension Difference monitor in real time.
Background technology
In the coal mining, the safety of gig is particularly important.Hoisting cable tension force and Tension Difference size be its life-span of decision and mine hoisting safety directly, and steel wire rope tension directly reacts the size of lifting load, and the steel wire rope tension difference then reflects the lack of balance between every steel rope.So, particularly important to mine hoisting safety to hoisting cable tension force and Tension Difference monitoring.
At present, the steel wire rope tension self balancing device is widely used in the multirope friction winder, has obviously reduced steel wire rope tension overbalance degree, but there is self limitation in this device, and it is poor that it can only reduce steel wire rope tension to a certain extent.Reason is: when using the full pressure regulation of this device, because the steel wire rope tension difference is to exist constantly, cause steel rope on cylinder, to scurry rope back and forth, wearing and tearing steel rope and cylinder liner, cause consequence such as circle of cylinder, so full pressure regulation is worthless.In practical application, only carry out half pressure regulation.At this moment, the side steel wire rope tension that oil cylinder communicates equates that then still there is Tension Difference in opposite side.The utility model is designed a kind of mine hoist steel wire rope tension monitoring device to this potential safety hazard, and the tension force and the Tension Difference of steel rope are monitored in real time, for the machine maintenance workman steel wire rope tension situation is provided timely and accurately.System alarm and under dangerous situation, break off safety return circuit when monitored amount surpasses safety value, the safety of protection gig is avoided the accident generation.
Summary of the invention
Technical matters
:The purpose of the utility model is that a kind of mine hoist steel wire rope tension monitoring device will be provided, and it can not only be monitored the steel wire rope tension situation in real time, and in time breaks off safety return circuit at dangerous situation, the safety of protection lifting means.
Technical scheme
:The utility model is a kind of mine hoist steel wire rope tension monitoring device, and it utilizes the oil pressure sensor 1 (A) of independent development, 1 (B) to gather the oil pressure value of two lifting container balancing cylinders respectively, and convert voltage signal into; Then respectively green phase answer the lifting container top data acquisition feedway 2 (A), 2 (B) with signal collected wireless transmission to radio receiver 3 or 4; Wireless receiving case 3 and 4 is arranged in well head and the pit shaft; The data of the lifting container feedway that dynamic receiving range self is nearest; And under the situation that range signal can not meet the demands, automatically switch, solved the high problem of the acquired signal wireless transmission bit error ratio on the mobile cage preferably.Wherein, the radio receiver in the pit shaft is placed on the byat that has with a certain distance from the shaft bottom.Digital data acquisition output unit 7 adopts travel switch 5 to obtain lifting container judging panel signal; Use dual-Hall sensor 6 to obtain the lifting container position signal; And on-off signal introduced in the mine hoist safety loop, according to the tension monitoring result, if exceed safe range then break off safety return circuit.Last image data gets into supervisory control computer 8 through serial ports, and 8 pairs of multi-path signals of supervisory control computer carry out comprehensive analyses, processing and judgement, the steel wire rope tension situation is shown and record in real time, and judge whether steel wire rope tension and Tension Difference transfinite.
Oil pressure collection emitting unit 2-5 and its supplying cell separate design among the collection emitting device 2 (A) of the utility model, 2 (B); Ni-MH battery 2-2 and collection emitting unit 2-5 place respectively in intrinsic safety type housing 2-1, the 2-7; Both are connected through explosion-proof quick coupling 2-4, and the collection emitting unit is furnished with antenna.
Beneficial effect
:The present invention adopts wireless data transmission technology to efficiently solve the communication issue of image data; Real-time monitoring and record have been realized to hoisting cable tension force and Tension Difference; Overrun condition is carried out alarm, and under gig overload situation, break off safety return circuit, the protection mine hoist safety.
Description of drawings
Fig. 1 is the device fundamental diagram of the utility model.
Fig. 2 is the collection emitting structure drawing of device of the utility model.
Among Fig. 1: 1 (A). oil pressure sensor, 1 (B). oil pressure sensor, 2 (A). the data acquisition feedway; 2 (B). the data acquisition feedway, 3. go up the well head radio receiver, 4. the pit shaft radio receiver; 5. travel switch; 6. dual-Hall sensor, 7. digital data acquisition output unit, 8. supervisory control computer; Among Fig. 2: 2-1. intrinsic safety type housing, 2-2. Ni-MH battery, 2-3. cable, the explosion-proof quick coupling of 2-4., 2-5. collection emitting module, 2-6. antenna, 2-7. intrinsic safety type housing.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described:
The utility model is a kind of gig steel wire rope tension monitoring device; It is mainly by intrinsic safety type oil pressure sensor 1 (A), 1 (B); Collection emitting device 2 (A), 2 (B); Signal receiving device 3,4, travel switch 5, dual-Hall sensor 6, digital data acquisition output unit 7 and supervisory control computer 8 constitute.Oil pressure sensor 1 (A), 1 (B) are installed on respectively in the two lifting container tension force self balancing device oil cylinder bypasses through special oil pressure sensor Fast Installation joint, link to each other with collection emitting device 2 (A), 2 (B).Acquisition Circuit in the data acquisition feedway is a core with High Performance AVR micro controller system; Through the industrial grade AD converter analog signal conversion is become digital signal; Micro controller system carries out this signal to be sent to wireless communication module through serial ports behind the first treatment, and launch with the electromagnetic wave form the modulated back of signal.Oil pressure collection emitting unit 2-5 and its supplying cell separate design; High Performance Ni-MH battery 2-2 and collection emitting unit 2-5 place respectively in intrinsic safety type housing 2-1, the 2-7; Both are connected through explosion-proof quick coupling 2-4, and the user can change battery easily when power-fail.
Collection emitting device 2 (A), 2 (B) are sent to signal receiving device 3 or 4 with acquired signal with the wireless mode timesharing; The lifting container position signal that receiving device is gathered according to dual-Hall sensor 6 receives the oil pressure sensor data from self nearest lifting container; Guaranteed that two groups of image data do not disturb mutually in the transmission over radio process, and improved the accuracy of data transmission greatly.Two radio receivers realize and the communicating by letter of supervisory control computer that through Shielded Twisted Pair image data is finally read in supervisory control computer through serial ports.
Supervisory control computer reads in two lifting container steel wire rope tension signals and hoist house digital quantity signal through serial ports; And signal analyzed, handles and judge; Adopt virtual instrument technique; The mode of every steel wire rope tension signal with curve shown animation display gig loading and unloading process and the coaling capacity of lifting container in this process.The data that transfinite are reported to the police and record, and fire switch signal during overload breaks off safety return circuit with the protection mine hoist safety.
Claims (5)
1. mine hoist steel wire rope tension monitoring device; It is characterized in that: the oil pressure sensor (1 (A)) through being installed on two lifting containers, (1 (B)) gather fuel injection pressure signal respectively to collection emitting device (2 (A)), (2 (B)) at lifting container top; The fuel injection pressure signal of gathering is through being wirelessly transmitted to receiving device (3) or (4); Receiving device is connected with the digital data acquisition output unit (7) of hoist house through the mining flame-retardant cable; Digital data acquisition output unit (7) is gathered travel switch (5) signal and is put the impulse singla of information and dual-Hall sensor (6) in place to obtain rotating speed cylinder information and to reach supervisory control computer (8) with the container that gets a promotion, and is designed with the monitoring of software based on LabVIEW on the supervisory control computer.
2. mine hoist steel wire rope tension monitoring device according to claim 1; It is characterized in that: through oil pressure numerical calculation steel wire rope tension, oil pressure sensor (1 (A)), (1 (B)) are installed in the bypass of lifting container tension force self balancing device oil cylinder for the intrinsic safety type oil pressure sensor and through special oil pressure sensor Fast Installation joint.
3. mine hoist steel wire rope tension monitoring device according to claim 1; It is characterized in that: oil pressure collection emitting unit (2-5) and its supplying cell separate design among collection emitting device (2 (A)), (2 (B)); Ni-MH battery (2-2) and collection emitting unit (2-5) place respectively in intrinsic safety type housing (2-1), (2-7), and both are connected through explosion-proof quick coupling (2-4); Collection emitting element antenna (2-6) is drawn outside the explosion-resistant enclosure through exit skirt with the shape of cable, and is fixed on the position that helps transmission of wireless signals.
4. mine hoist steel wire rope tension monitoring device according to claim 1; It is characterized in that: cause the high situation of the bit error ratio by force for avoiding well depth, pit shaft absorption signal; In well head and pit shaft, arrange wireless receiving case (3) and (4) respectively; Wherein the radio receiver in the pit shaft is placed on the byat that has with a certain distance from the shaft bottom; Through analyzing the tension force fuel injection pressure signal that receives; The dynamic data of the nearest lifting container feedway of receiving range self and under the situation that range signal can not meet the demands, automaticallying switch, in order to guarantee safe requirement under particular surroundings, radio receiver wireless receiving case (3) and (4) all are designed to the intrinsic safety type.
5. mine hoist steel wire rope tension monitoring device according to claim 1 is characterized in that: be designed with overload protecting circuit, break off the mine hoist safety loop where necessary, make and can not promote.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225349 CN202609720U (en) | 2012-05-18 | 2012-05-18 | Mine hoist steel wire rope tension-monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225349 CN202609720U (en) | 2012-05-18 | 2012-05-18 | Mine hoist steel wire rope tension-monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202609720U true CN202609720U (en) | 2012-12-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220225349 Expired - Fee Related CN202609720U (en) | 2012-05-18 | 2012-05-18 | Mine hoist steel wire rope tension-monitoring device |
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| CN (1) | CN202609720U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112772A (en) * | 2013-02-04 | 2013-05-22 | 浙江西沃电梯有限公司 | Novel traction method of passenger lift |
| CN106840499A (en) * | 2017-01-10 | 2017-06-13 | 赵墨林 | Pole wire Tensile Test Method, device and system |
| CN106865375A (en) * | 2017-02-23 | 2017-06-20 | 太原理工大学 | Hoisting container hanging steel rope on-line monitoring system and method |
| CN107235121A (en) * | 2017-04-29 | 2017-10-10 | 大连理工大学 | A kind of monitoring device and installation method based on sound transmission tension leg VIV |
| US10107699B2 (en) | 2013-09-10 | 2018-10-23 | Southwire Company, Llc | Wireless enabled tension meter |
| CN109230937A (en) * | 2018-11-08 | 2019-01-18 | 安徽理工大学 | A kind of steel wire rope tension on-Line Monitor Device |
| CN109455594A (en) * | 2018-08-21 | 2019-03-12 | 夏万举 | A kind of mine hoisting container online weighing protective device |
| CN109775514A (en) * | 2019-03-20 | 2019-05-21 | 安徽理工大学 | A kind of steel wire rope tension monitoring method based on wireless transmission |
| CN110320265A (en) * | 2019-06-18 | 2019-10-11 | 枣庄学院 | A kind of steel wire rope of hoist fracture of wire checking test and its detection method |
| CN110775761A (en) * | 2019-10-22 | 2020-02-11 | 徐州立方机电设备制造有限公司 | Wireless real-time monitoring device for vertical shaft lifting container |
| CN111751135A (en) * | 2020-06-24 | 2020-10-09 | 开滦（集团）有限责任公司电信分公司 | Remote monitoring, supervision and intelligent fault diagnosis system for elevator group |
-
2012
- 2012-05-18 CN CN 201220225349 patent/CN202609720U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112772B (en) * | 2013-02-04 | 2015-10-28 | 浙江西沃电梯有限公司 | A kind of traction method of passenger elevator |
| CN103112772A (en) * | 2013-02-04 | 2013-05-22 | 浙江西沃电梯有限公司 | Novel traction method of passenger lift |
| US10107699B2 (en) | 2013-09-10 | 2018-10-23 | Southwire Company, Llc | Wireless enabled tension meter |
| CN106840499A (en) * | 2017-01-10 | 2017-06-13 | 赵墨林 | Pole wire Tensile Test Method, device and system |
| CN106840499B (en) * | 2017-01-10 | 2019-06-25 | 赵墨林 | Pole wire Tensile Test Method, device and system |
| CN106865375A (en) * | 2017-02-23 | 2017-06-20 | 太原理工大学 | Hoisting container hanging steel rope on-line monitoring system and method |
| CN107235121A (en) * | 2017-04-29 | 2017-10-10 | 大连理工大学 | A kind of monitoring device and installation method based on sound transmission tension leg VIV |
| CN109455594A (en) * | 2018-08-21 | 2019-03-12 | 夏万举 | A kind of mine hoisting container online weighing protective device |
| CN109230937A (en) * | 2018-11-08 | 2019-01-18 | 安徽理工大学 | A kind of steel wire rope tension on-Line Monitor Device |
| CN109775514A (en) * | 2019-03-20 | 2019-05-21 | 安徽理工大学 | A kind of steel wire rope tension monitoring method based on wireless transmission |
| CN110320265A (en) * | 2019-06-18 | 2019-10-11 | 枣庄学院 | A kind of steel wire rope of hoist fracture of wire checking test and its detection method |
| CN110320265B (en) * | 2019-06-18 | 2023-03-03 | 枣庄学院 | Detection experiment system and detection method for broken wire of steel wire rope of elevator |
| CN110775761A (en) * | 2019-10-22 | 2020-02-11 | 徐州立方机电设备制造有限公司 | Wireless real-time monitoring device for vertical shaft lifting container |
| CN111751135A (en) * | 2020-06-24 | 2020-10-09 | 开滦（集团）有限责任公司电信分公司 | Remote monitoring, supervision and intelligent fault diagnosis system for elevator group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20130518 |