CN103792034A - Axial differential type mine hoist spindle torque detecting device - Google Patents
Axial differential type mine hoist spindle torque detecting device Download PDFInfo
- Publication number
- CN103792034A CN103792034A CN201410028404.1A CN201410028404A CN103792034A CN 103792034 A CN103792034 A CN 103792034A CN 201410028404 A CN201410028404 A CN 201410028404A CN 103792034 A CN103792034 A CN 103792034A
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- CN
- China
- Prior art keywords
- light source
- light
- mine hoist
- signal processing
- casing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0037—Performance analysers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/02—Rotary-transmission dynamometers
- G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
- G01L3/08—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving optical means for indicating
Abstract
An axial differential type mine hoist spindle torque detecting device comprises an upper shell and a lower shell, wherein the upper shell and the lower shell are symmetrically buckled on the outer side of a mine hoist spindle, a first base and a second base are arranged in the upper shell and the lower shell in a spacing mode and are fixed on the mine hoist spindle in a buckling mode, a light source generating box is arranged on the first base, a first power source, a light source connected with the first power source and a first lens opposite to the light source and coaxial with the light source are arranged in the light source generating box, a light source receiving box is arranged on the second base, a signal processing unit, a light sensation device connected with the signal processing unit and a second lens coaxial with the first lens and the light sensation device are arranged in the light source receiving box, and light-pervious holes located on the same plane are formed in two opposite lateral surfaces of the light source generating box and the light source receiving box. Signals which are changed through the light sensation device are processed through the signal processing unit and then transmitted to an upper computer in a wireless mode to achieve real-time detection of the torque of the mine hoist spindle and torque measurement under different rotating speeds of a rotary shaft.
Description
Technical field
The present invention relates to a kind of axial difference dynamic formula mine hoist main-shaft torque pick-up unit, be particularly useful for the detection of the moment of torsion of mine hoist main shaft, the moment of torsion that is also applicable to other rotating shafts detects.
Background technology
Hoister is the typical rotating machinery of the widely used one of mine, as " throat " of mine, in mining industry is produced, has very consequence.Along with the fast development of modern industry and science and technology with to producing high efficiency requirement, the structure of mine hoist is increasingly sophisticated, and single lift capacity is increasing, and pulling speed is more and more faster, and the distance of lifting is also increasing.Once there is card tank in mine hoist lifting process, skid, pulleying and cross and the fault such as put, may cause chain reaction, its work condition state not only affects the operation of this equipment itself, but also can impact subsequent production, when serious, even cause disastrous accident, national economy is caused to heavy losses.Therefore, be necessary the main-shaft torque of mine hoist to detect because hoister card tank, skid, when pulleying and disconnected rope, can there is corresponding variation in the moment of torsion of main shaft.
At present, researchist has worked out measuring method and the device of many moments of torsion.Such as serial connection mensuration, the method is the corresponding torque-measuring apparatus of connecting on unit under test, and the structure that the method need to change existing equipment connects, high to mounted equipment application cost.Can realize the torque measurement of rotating shaft by paste foil gauge in rotating shaft, but can exist foil gauge to come off and high to the paster accuracy requirement of foil gauge.Also can realize the torque measurement of rotating shaft by electromagnetic induction, but electromagnetic induction can affect effective transmission of wireless data.Carry out certain processing (groove, install coil etc.) on axle surface, and then correspondence position installation check device realize Shaft Torque measuring method need to be on original ground mounting bracket, need a large amount of connection wires, there is certain limitation.Therefore, the present invention is applied to Radio Transmission Technology in the detection of mine hoist main-shaft torque, to solve the deficiency of wired connection.
Summary of the invention
Technical matters: the object of the invention is to overcome the weak point in prior art, a kind of axial difference dynamic formula mine hoist main-shaft torque pick-up unit is provided, by wirelessly transmitting data, reduced wiring, thereby evaded the impact of electromagnetic interference (EMI) on wireless transmission.
Technical scheme: axial difference dynamic formula mine hoist main-shaft torque pick-up unit of the present invention, comprise that symmetry is fastened on the upper of mine hoist main shaft outside, lower house, on, in lower house, be interval with the pedestal one and the pedestal two that are fastened on mine hoist main shaft, described pedestal one is provided with light source generation casing, in light source generation casing, be provided with power supply one, the light source being connected with power supply one, lens one on same axis relative to light source, described pedestal two is provided with light source and receives casing, light source receives in casing and is provided with signal processing unit, the light sensation device being connected with signal processing unit, the lens two on same axis with lens one and light sensation device, light source generation casing receives on two sides that casing is relative and is respectively equipped with light hole at grade with light source, described signal processing unit comprises power supply two, the signal processing circuit being connected with power supply two output terminals, the input end of signal processing circuit is connected with the output terminal of light sensation device, output terminal is connected with wireless transmitter module.
Described upper and lower casing fastening place is provided with rubber layer.
Shown light hole is the scallop hole concentric with main shaft.
Beneficial effect: the present invention utilizes light sensation principle to detect in real time mine hoist main-shaft torque, in the time that Shaft Torque is zero, the light that light sensation device receives is maximum, and output signal is the strongest.In the time that main-shaft torque is non-vanishing, light hole one and light hole two can produce dislocation, and the light that arrives light sensation device is reduced, and output signal also correspondingly reduces.After the processing of the signal that light sensation device changes by signal processing unit, be wirelessly transmitted to host computer and realize the real-time detection to mine hoist main-shaft torque.Be particularly useful for the Shaft Torque detection system of mine hoist, the Shaft Torque that also can be applicable to other is measured.Can in the situation that not destroying the existing equipment order of connection, realize the real-time measurement of moment of torsion.By wirelessly transmitting data, reduce wiring, and evaded the impact of electromagnetic interference (EMI) on wireless transmission.Meanwhile, can realize rotating shaft static, torque measurement when the extreme rotating speed such as the utmost point slow-speed of revolution, the interference of non-electromagnetic field to wireless transmission, easy to use, maintenance cost is low, and it is simple in structure, easy to operate, effective, has practicality widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is through-hole structure schematic diagram of the present invention.
Fig. 3 is signal processing unit schematic diagram of the present invention.
In figure: 1-light source, 2-light source generation casing, 3-lens one, 4-upper shell, 5-light source receives casing, 6-lens two, 7-light sensation device, 8-signal processing unit, 9-power supply one, 10-pedestal one, 11-main shaft, 12-lower house, 13-light hole one, 14-light hole two, 15-pedestal two, 16-power supply two, 17-signal processing circuit, 18-wireless transmitter module.
Embodiment
Below in conjunction with accompanying drawing, one embodiment of the present of invention are further described:
As shown in Figure 1, mine hoist main-shaft torque pick-up unit of the present invention, is mainly made up of light source 1, light source generation casing 2, lens, upper shell 4, lower house 12, light source reception casing 5, lens, light sensation device 7, signal processing unit 8, power supply, pedestal 10.Described upper shell 4, the outside that lower house 12 symmetries are fastened on mine hoist main shaft 11, in upper shell 4, lower house 12, be interval with pedestal 1 and 2 15 two pedestals of pedestal of being fastened on mine hoist main shaft 11, upper shell 4 is connected by nut with lower house 12 and is fixed on pedestal 1 and pedestal 2 15 by screw, and upper shell 4 and the symmetrical place fastening of lower house 12 are provided with rubber layer.For improving the fixed effect of pedestal 1 and pedestal 2 15, when pedestal 1 and pedestal 2 15 are fastened in rotating shaft naturally, between pedestal 1 and pedestal 2 15, be reserved with 5mm gap; Described pedestal 1 is provided with light source generation casing 2, on light source generation casing 2, on the face relative with light source 1, has light hole 1, is provided with lens 1 and light source 1 is positioned in a focus of lens 1 between light hole 1 and light source 1; In light source generation casing 2, be provided with power supply 1, the light source 1 connected with power supply 1, lens one 3 on same axis relative to light source 1, light source 1 is installed on vertical with main shaft 11 in light source generation casing 2 and receives on the face of casing 5 and be connected with power supply 9 away from light source; Described pedestal 2 15 is provided with light source and receives casing 5, light sensation device 7 that light source receives in casing 5 and is provided with signal processing unit 8, is connected with signal processing unit 8, with lens 1 and the lens two 6 of light sensation device 7 on same axis, light source generation casing 2 receives on two sides that casing 5 is relative and is respectively equipped with light hole at grade with light source, and light hole is the scallop hole concentric with main shaft 1.The place that pedestal 1 and pedestal 2 15 are installed casing manufactures a plane, is convenient to install light source generation casing 2 and light source and receives casing 5; The signal processing circuit 17 that described signal processing unit 8 comprises power supply 2 16, is connected with power supply 2 16 output terminals, the input end of signal processing circuit 17 is connected with the output terminal of light sensation device 7, and output terminal is connected with wireless transmitter module 18.
As shown in Figure 2, light hole 1 is a circular arc type hole concentric with main shaft 1, and light hole 1 and light hole 2 14 are disposable shaping, and when installation, light hole 1 and light hole 2 14 need be aligned.
As shown in Figure 3, described signal processing unit 8, comprises power supply 2 16, signal processing circuit 17 and wireless transmitter module 18.
When work, main-shaft torque pick-up unit is arranged in main shaft of hoister 11 and relative with its maintenance static, in the time that main shaft is not stressed, the directional light that the light of light source 1 becomes after lens 1 arrives light hole 2 14 places by light hole 1, due to light hole 1 and light hole 2 14 initial position complete matchings, can, all by light hole 2 14, then after the focusing of scioptics 26, arrive on sensor devices 7 by the light of light hole 1 like this; In the time of the stressed generation moment of torsion of main shaft, moment of torsion can make to produce relative rotation between pedestal 1 and pedestal 2 15, light hole 1 and light hole 2 14 there will be the dislocation of respective degrees, and light hole 1 light out only has part by light hole 2 14 and the rear arrival sensor devices 7 of lens 26 like this.Thereby in the time of moment of torsion that main shaft 11 is varied in size, the light power that final sensor devices 7 receives is different, is inverse ratio and this light is strong and weak with the size of moment of torsion.Therefore, can realize the detection to mine hoist main-shaft torque by signal processing unit 8 electric signal that processing sensor devices 7 is passed back in real time.Before using device of the present invention, need to demarcate.
Claims (3)
1. an axial difference dynamic formula mine hoist main-shaft torque pick-up unit, it is characterized in that: it comprises that symmetry is fastened on the upper of mine hoist main shaft (11) outside, lower house, on, in lower house, be interval with the pedestal one (10) and the pedestal two (15) that are fastened on mine hoist main shaft (11), described pedestal one (10) is provided with light source generation casing (2), in light source generation casing (2), be provided with power supply one (9), the light source (1) being connected with power supply one (9), lens one (3) on same axis relative to light source (1), described pedestal two (15) is provided with light source and receives casing (5), light source receives in casing (5) and is provided with signal processing unit (8), the light sensation device (7) being connected with signal processing unit (8), the lens two (6) on same axis with lens one (3) and light sensation device (7), light source generation casing (2) receives on two sides that casing (5) is relative and is respectively equipped with light hole at grade with light source, described signal processing unit (8) comprises power supply two (16), the signal processing circuit (17) being connected with power supply two (16) output terminals, the input end of signal processing circuit (17) is connected with the output terminal of light sensation device (7), output terminal is connected with wireless transmitter module (18).
2. require described axial difference dynamic formula mine hoist main-shaft torque pick-up unit according to right 1, it is characterized in that: described upper and lower casing fastening place is provided with rubber layer.
3. require described axial difference dynamic formula mine hoist main-shaft torque pick-up unit according to right 1, it is characterized in that: shown in light hole be the scallop hole concentric with main shaft (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028404.1A CN103792034B (en) | 2014-01-22 | 2014-01-22 | A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device |
| PCT/CN2014/078753 WO2015109716A1 (en) | 2014-01-22 | 2014-05-29 | Axial differential mine hoist main shaft torque measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028404.1A CN103792034B (en) | 2014-01-22 | 2014-01-22 | A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103792034A true CN103792034A (en) | 2014-05-14 |
| CN103792034B CN103792034B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410028404.1A Active CN103792034B (en) | 2014-01-22 | 2014-01-22 | A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103792034B (en) |
| WO (1) | WO2015109716A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015109716A1 (en) * | 2014-01-22 | 2015-07-30 | 中国矿业大学 | Axial differential mine hoist main shaft torque measurement device |
| CN105675280A (en) * | 2016-02-18 | 2016-06-15 | 中国矿业大学 | Device and method for monitoring composite bending fatigue damages of main shaft of kilometer deep well elevator |
| CN105823587A (en) * | 2016-03-22 | 2016-08-03 | 陈功 | Static force hoisting machine horizontal supporting shaft bending moment detector |
| WO2017128857A1 (en) * | 2016-01-28 | 2017-08-03 | 中国矿业大学 | Middle groove coupling dumbbell pin breakage detection apparatus and method |
| CN109506816A (en) * | 2018-11-26 | 2019-03-22 | 北京经纬恒润科技有限公司 | A kind of torque measuring device and measurement method |
| CN115790927A (en) * | 2023-01-31 | 2023-03-14 | 山东华宜同创自动化科技有限公司 | Mine hoist main shaft torque detection system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3467463A1 (en) * | 2017-10-05 | 2019-04-10 | Conti Temic microelectronic GmbH | Determining torque |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3596100A (en) * | 1968-04-08 | 1971-07-27 | British Hovercraft Corp Ltd | Linear output torque meter utilizing light sensing |
| US5841132A (en) * | 1994-08-25 | 1998-11-24 | Lucas Industries Public Limited Company | Optical displacement sensor and torque sensor employing relatively movable slit patterns |
| CN2505330Y (en) * | 2001-09-28 | 2002-08-14 | 清华大学 | Photoelectric torque pick-up for vehicle |
| CN1369695A (en) * | 2002-03-22 | 2002-09-18 | 清华大学 | Photoelectric torque sensor for vehicle |
| CN2869822Y (en) * | 2005-08-19 | 2007-02-14 | 大庆油田有限责任公司 | Screw-pump well polish-rod torque, rotation speed and axila-force wireless communication measuring device |
| CN102393268A (en) * | 2011-11-14 | 2012-03-28 | 南京航空航天大学 | Apparatus used for measuring ultra-high rotating speed impeller spindle torque |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04372830A (en) * | 1991-06-24 | 1992-12-25 | Nissan Motor Co Ltd | Optical torque meter |
| DE19823903A1 (en) * | 1998-05-28 | 1999-12-02 | Sensor Instr Gmbh | System for simultaneous measuring of torque and angle of rotation of shaft |
| DE19833359C1 (en) * | 1998-07-24 | 2000-06-08 | Mannesmann Vdo Ag | Torque sensor |
| CN103792034B (en) * | 2014-01-22 | 2016-06-29 | 中国矿业大学 | A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device |
-
2014
- 2014-01-22 CN CN201410028404.1A patent/CN103792034B/en active Active
- 2014-05-29 WO PCT/CN2014/078753 patent/WO2015109716A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3596100A (en) * | 1968-04-08 | 1971-07-27 | British Hovercraft Corp Ltd | Linear output torque meter utilizing light sensing |
| US5841132A (en) * | 1994-08-25 | 1998-11-24 | Lucas Industries Public Limited Company | Optical displacement sensor and torque sensor employing relatively movable slit patterns |
| CN2505330Y (en) * | 2001-09-28 | 2002-08-14 | 清华大学 | Photoelectric torque pick-up for vehicle |
| CN1369695A (en) * | 2002-03-22 | 2002-09-18 | 清华大学 | Photoelectric torque sensor for vehicle |
| CN2869822Y (en) * | 2005-08-19 | 2007-02-14 | 大庆油田有限责任公司 | Screw-pump well polish-rod torque, rotation speed and axila-force wireless communication measuring device |
| CN102393268A (en) * | 2011-11-14 | 2012-03-28 | 南京航空航天大学 | Apparatus used for measuring ultra-high rotating speed impeller spindle torque |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015109716A1 (en) * | 2014-01-22 | 2015-07-30 | 中国矿业大学 | Axial differential mine hoist main shaft torque measurement device |
| WO2017128857A1 (en) * | 2016-01-28 | 2017-08-03 | 中国矿业大学 | Middle groove coupling dumbbell pin breakage detection apparatus and method |
| CN105675280A (en) * | 2016-02-18 | 2016-06-15 | 中国矿业大学 | Device and method for monitoring composite bending fatigue damages of main shaft of kilometer deep well elevator |
| CN105675280B (en) * | 2016-02-18 | 2018-02-02 | 中国矿业大学 | Km deep-well main shaft of hoister bending composite fatigue damage monitoring device and method |
| CN105823587A (en) * | 2016-03-22 | 2016-08-03 | 陈功 | Static force hoisting machine horizontal supporting shaft bending moment detector |
| CN109506816A (en) * | 2018-11-26 | 2019-03-22 | 北京经纬恒润科技有限公司 | A kind of torque measuring device and measurement method |
| CN115790927A (en) * | 2023-01-31 | 2023-03-14 | 山东华宜同创自动化科技有限公司 | Mine hoist main shaft torque detection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103792034B (en) | 2016-06-29 |
| WO2015109716A1 (en) | 2015-07-30 |
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