CN202729498U - Tension on-line intelligent monitoring device of hoist - Google Patents
Tension on-line intelligent monitoring device of hoist Download PDFInfo
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- CN202729498U CN202729498U CN 201220383059 CN201220383059U CN202729498U CN 202729498 U CN202729498 U CN 202729498U CN 201220383059 CN201220383059 CN 201220383059 CN 201220383059 U CN201220383059 U CN 201220383059U CN 202729498 U CN202729498 U CN 202729498U
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Abstract
A tension on-line intelligent monitoring device of a hoist includes a pressure sensor wireless integrative transmitter, a receiver and a control cabinet arranged inside a machine room, wherein the pressure sensor wireless integrative transmitter is arranged at the end part of a steel wire rope of the hoist and at the top of a lifting container hydraulic hanging device; the pressure sensor wireless integrative transmitter is connected with an oil cylinder of the hanging device; and the control cabinet is connected with the receiver, an industrial computer, an encoder and a lifting motor respectively. The monitoring device has the advantages of simple structure, accurate measurement, shock resistance, wireless transmission, reliability, ultra-low-power and the like, is applied to tension monitoring of hoists in all the fields, avoids major accidents of the hoist, enables the hoist system to be safe and reliable, and has great social benefits and economic benefits.
Description
Technical field
The utility model relates to a kind of control monitor unit, particularly a kind of gig tension force on-line intelligence control monitor unit that is applicable to the every field such as colliery, metallurgy, building lifting, harbour.
Background technology
Steel rope plays an important role in the mechanical equipment of the every field such as colliery, metallurgy, building lifting, harbour.Because the uncertainty of load, in the use procedure of steel rope, the actual tension that it bears and situation of change thereof are very complicated, for example: card tank (skip bucket) may appear in the gig operational process thus cause steel wire rope looseness or tight rope; The steel rope that perhaps gig overload, the operation of super Tension Difference cause skids, and all can cause the serious accidents such as " big and heavy stone tank ", " pendant bucket ".Steel wire rope tension detection equipment is just important all the more.
The steel wire rope tension detection product has had matured product both at home and abroad, but the product of wireless dynamic transmission does not have the precedent in the coal industry successful Application.Major cause is the reasons such as transmission over radio is unreliable, system power dissipation is large.The method of both at home and abroad measuring steel wire rope tension is mainly sent out two large classes by contact method, noncontact, wherein the sensor series-mounting in the contact method accurate because measuring, simple to operate, the advantage such as be difficult for being disturbed and be widely adopted.The fifties in last century, along with the development of Eltec, the former Soviet Union, front West Germany waited and had successively succeeded in developing the electronics strain gauge dynamometer, adopted the mode of static measurement, and limitation is larger.To the eighties, German GHH Developed the force indicator of inductance loop transmission over radio, started the epoch that steel wire rope tension is measured transmission over radio.The GHH wireless tension measuring system is comprised of cage station, ground station's two parts, and take off data can realize successive dynamic measuring by transmission over radio, but because of at that time technical equipment restriction, in actual applications, cage station power consumption is large, the working service cost can be in any more, not widespread use.
The utility model content
The utility model is for the many defectives that exist in the prior art, provide the red measurement of appearance accurately, the gig on-line intelligence control monitor unit of reliable, the super low-power consumption of shock resistance, unlimited transmission.
Realize above-mentioned purpose by the following technical solutions: a kind of gig tension force on-line intelligence control monitor unit, comprise the wireless one emitter of pressure sensor, receiver and the control housing that is arranged on garage inside, described pressure sensor is wireless, and the one emitter is arranged on the top of steel wire rope of hoist end lifting container hydraulic lift hitch, and this pressure sensor is wireless, and the one emitter is connected with the oil cylinder of suspension gear; Described control housing is connected with receiver, industrial computer, coder and lifting motor respectively.
The trip segment of lifting container suspension gear is provided with acceleration point switch and deceleration point switch.
Compared with prior art, this novel disclosed this control monitor unit is simple in structure, have measure accurately, the advantages such as shock resistance, unlimited transmission are reliable, super low-power consumption, especially infinite system intelligence power consumption control software, has international most advanced level, standby time is long, can guarantee to monitor for a long time work, be applicable to the gig tension force monitoring of every field, avoid great some accident of gig to occur, make elevator system have safety and reliability, have great Social benefit and economic benefit.
Description of drawings
Fig. 1 is the utility model installation site scheme drawing.
Fig. 2 is schematic circuit diagram of the present utility model.
Fig. 3 is A section partial enlarged drawing among Fig. 1.
Among the figure: ground 1, down-hole 2, derrick 3, cage 4, steel rope 5, receiver 6, lifting motor 7, coder 8, control housing 9, garage 10, industrial computer 11, acceleration point switch 12, pit shaft 13, deceleration point switch 14, emitter 15, guard box 16, oil pipe 17.
The specific embodiment
Below in conjunction with drawings and Examples to this novel being described further.
This novel disclosed this control monitor unit is applicable to the every field such as colliery, metallurgy, building lifting, harbour, and the down-hole that is particularly useful for coal industry promotes.Present embodiment is promoted to example with colliery and is illustrated.
This gig tension force on-line intelligence control monitor unit comprises the wireless one emitter of pressure sensor, receiver and the control housing that is arranged on garage inside.Pressure sensor is wireless, and the one emitter is arranged on the top of raising legs steel cord ends lifting container suspension gear, and this pressure sensor is wireless, and the one emitter is connected with the oil cylinder of suspension gear; Described control housing is connected with receiver, industrial computer, coder and lifting motor respectively.The trip segment of lifting container suspension gear is provided with acceleration point switch and deceleration point switch.
In the present embodiment, emitter 15 is the wireless one emitter of pressure sensor, and control housing 9 is the PLC control housing, and derrick 3 is raising legs, and cage 4 is lifting container.Derrick 3 is installed on the ground 1 as basic plane by support, and pit shaft 13 is the passages that connect ground and down- hole 2, and 3 on derrick is contained in the well head place of pit shaft 13.Be lifted with two cages 4 by steel rope 5 on the derrick 3; emitter 15 is loaded in the guard box 16; and be arranged on the top of cage hydraulic lift hitch; emitter is connected with the oil cylinder of cage by oil pipe 17; receiver 6 is installed in the well head place of pit shaft; control housing 9 in the ModBus fieldbus that passes through and the garage 10 is connected, this control housing 9 also respectively with garage in coder 8, industrial computer 11 are connected with lifting motor and are connected, lifting motor 7 is connected with derrick 3 by hoisting rope.Trip segment at cage is on the shaft in wall, and acceleration point switch 12 and deceleration point switch 14 are housed respectively.
The method for supervising of this gig tension force on-line intelligence control monitor unit is: the emitter that is connected with oil cylinder is with operating oil pressure in the oil cylinder that collects, by transmission of wireless signals to receiver, receiver is realized the real-time measurement to lifting container suspension gear load with the control housing of data transmission to the garage; By to the acceleration point switch; the monitoring of deceleration point switch and coder obtains gig operating mode in whole lifting process; it is the running state that the PLC control housing gathers whole Load System; Lifting Control System walk the footage certificate; again according to Loading conditions; the conditions such as lifting container actual location data are carried out intelligent decision to the lifting container actual load; these data all are by the acceleration point switch in the pit shaft; coder in deceleration point switch and the garage gathers; monitor by industrial computer again; thereby realize gig is promoted overload; tension overrunning; the situations such as Tension Difference transfinites are reported to the police in advance; stop; with the protection gig; avoid having an accident, the mode of operation of gig is controlled.
Generally speaking, the PLC control housing is connected with upper computer by external interface, and upper computer has simultaneously the data such as the demonstration of dynamic tension curve, record and processes memory function, can also report to the police according to data cases.
In order to guarantee the integraty of this control monitor unit, as preferred technical scheme:
1, receiver is selected the low-power consumption digital transmission module of ISM band, and this kind module is operated in ISM band, does not need wireless special license, adopts the high-performance radio-frequency chip, and high transmit power only is 100mW, and communication distance can reach 2km farthest; Adopt the circulation error correction and detection coding that interweaves, disturbance rejection and sensitivity are high, and power consumption is extremely low, are fit to very much the strongly disturbing harsh environment such as industrial circle and use;
2, to select Siemens S7200PLC be core CPU to the PLC control housing; the operation pressure of gig lifting cylinder is by being wirelessly transmitted to the receiver of upper well head; carrying out data by the ModBus bus transfer to the PLC of garage processes; and realize that the signals such as protection, alarm export; upper computer in the system just plays the functions such as state of the system demonstration, curve record, alarm protection log recording, can not affect because of computer corruption etc. the reliability of system protection function.
This novel disclosed control monitor unit is concrete to be used and advantage:
1, adopt the ISM radio band, the GFSK modulation, obstacle overcome ability is superior;
2, guarantee 1000 meters reliable wireless transmission of Receiver And Transmitter, be applicable to various mine shaft depths, if be equipped with second receiver in pit shaft, transmission distance can reach 2000 meters again;
3, emitter ultralow Consumption, power acquisition is electric with the 5AH lithium, the use of Intelligent control circuit, the battery altering cycle was greater than 6 months;
4, utilize interface setting pressure sensor on the gig hydraulic pressure equalization of strain suspender, this sensor and oil cylinder direct connect in succession, and the monitoring operating oil pressure produces pressure signal;
5, adopt 0.5 class precision sensors of large measurement range, anti-overload ability is high;
6, receiver has faults itself, the output of emitter mode of operation code, guarantees the system stability reliable operation;
7, receiver has two kinds of output interfaces of RS485, two-way 4-20mA, and configuration is flexible;
8, receiver, emitter all are the design of essential safe type circuit;
9, system is simple, flexibly, can be according to field condition, gather existing plc data or installation system and gather lifting container put in place signal, gig run-length data from belt sensor, antijamming capability is strong;
10, the pit shaft transmitter section adopts unique shell guard box design, makes its waterproof, anti-soak properties very reliable.
Claims (2)
1. gig tension force on-line intelligence control monitor unit, comprise the wireless one emitter of pressure sensor, receiver and the control housing that is arranged on garage inside, it is characterized in that, described pressure sensor is wireless, and the one emitter is arranged on the top of steel wire rope of hoist end lifting container hydraulic lift hitch, and this pressure sensor is wireless, and the one emitter is connected with the oil cylinder of suspension gear; Described control housing is connected with receiver, industrial computer, coder and lifting motor respectively.
2. gig tension force on-line intelligence control monitor unit according to claim 1 is characterized in that the trip segment of described lifting container suspension gear is provided with acceleration point switch and deceleration point switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220383059 CN202729498U (en) | 2012-08-03 | 2012-08-03 | Tension on-line intelligent monitoring device of hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220383059 CN202729498U (en) | 2012-08-03 | 2012-08-03 | Tension on-line intelligent monitoring device of hoist |
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| Publication Number | Publication Date |
|---|---|
| CN202729498U true CN202729498U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220383059 Expired - Lifetime CN202729498U (en) | 2012-08-03 | 2012-08-03 | Tension on-line intelligent monitoring device of hoist |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106629330A (en) * | 2017-01-21 | 2017-05-10 | 上海峰景移动科技有限公司 | On-line detection system for tension of steel wire rope for elevator |
| CN107150936A (en) * | 2017-07-07 | 2017-09-12 | 中国矿业大学 | A kind of deep-well hoisting device adjusts rope state monitoring device and method |
| 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 |
| US10345170B2 (en) | 2016-07-06 | 2019-07-09 | Greenlee Tools, Inc. | Gauge device for measuring tension on a pulling rope during a cable pull |
-
2012
- 2012-08-03 CN CN 201220383059 patent/CN202729498U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10345170B2 (en) | 2016-07-06 | 2019-07-09 | Greenlee Tools, Inc. | Gauge device for measuring tension on a pulling rope during a cable pull |
| US10782198B2 (en) | 2016-07-06 | 2020-09-22 | Greenlee Texron Inc. | Pulley assembly with gauge device and communication environment for messaging |
| US11680859B2 (en) | 2016-07-06 | 2023-06-20 | Greenlee Tools, Inc. | Cable puller having sensor measuring pulling rope travel distance |
| US11940344B2 (en) | 2016-07-06 | 2024-03-26 | Greenlee Tools, Inc. | Cable puller having sensor measuring pulling rope travel distance |
| CN106629330A (en) * | 2017-01-21 | 2017-05-10 | 上海峰景移动科技有限公司 | On-line detection system for tension of steel wire rope for elevator |
| CN107150936A (en) * | 2017-07-07 | 2017-09-12 | 中国矿业大学 | A kind of deep-well hoisting device adjusts rope state monitoring device and method |
| 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 |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 063000 Li Guan Tun Cun Dong, high tech Zone, Tangshan City, Hebei Province Patentee after: Tangshan Dongrun Automation Engineering Co.,Ltd. Address before: Li Guan Tun Cun, Fengrun District of Tangshan City east of Hebei province in 064000 Patentee before: TANGSHAN DONGRUN AUTOMATION ENGINEERING TECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130213 |