CN103792034B - A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device - Google Patents
A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device Download PDFInfo
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- CN103792034B CN103792034B CN201410028404.1A CN201410028404A CN103792034B CN 103792034 B CN103792034 B CN 103792034B CN 201410028404 A CN201410028404 A CN 201410028404A CN 103792034 B CN103792034 B CN 103792034B
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- light source
- pedestal
- loophole
- light
- casing
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000012545 processing Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 241000237509 Patinopecten sp. Species 0.000 claims description 3
- 235000020637 scallop Nutrition 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000011897 real-time detection Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
A kind of axial difference dynamic formula mine hoist main-shaft torque detecting device, including symmetry be fastened on outside mine hoist main shaft upper, lower house, on, the pedestal one and pedestal two that are fastened on mine hoist main shaft it is interval with in lower house, pedestal one is provided with light source generation casing, it is provided with power supply one in light source generation casing, the light source being connected with power supply one, lens one on the same axis relative to light source, pedestal two is provided with light source and receives casing, it is provided with signal processing unit in light source receiving magazine body, the light sensitive device being connected with signal processing unit, with lens one and light sensitive device lens two on the same axis, light source generation casing receives with light source and is respectively equipped with loophole at grade on two sides that casing is relative.The signal changed by light sensitive device realizes the real-time detection to mine hoist main-shaft torque by being wirelessly transmitted to host computer after the process of signal processing unit, it is achieved torque measurement during rotating shaft different rotating speeds.
Description
Technical field
The present invention relates to a kind of axial difference dynamic formula mine hoist main-shaft torque detecting device, be particularly suited for the detection of the moment of torsion of mine hoist main shaft, be also applied for the moment of torsion detection of other rotating shafts.
Background technology
Elevator is the widely used a kind of typical case's rotating machinery of mine, as " throat " of mine, has highly important status in Mining Market.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, promotes speed increasingly faster, and the distance of lifting is also increasing.Once mine hoist lifting process occur card tank, skidding, pulleying and crossing faults such as putting, it is likely to cause chain reaction, its work condition state not only affects the operation of this equipment itself, but also subsequent production can be impacted, even cause disastrous accident time serious, national economy is caused heavy losses.Therefore, it is necessary to the main-shaft torque of mine hoist is detected, because when elevator card tank, skidding, pulleying and disconnected rope, corresponding change can occur the moment of torsion of main shaft.
At present, research worker investigated measuring method and the device of many moments of torsion.Such as concatenating measurement method, the method is corresponding torque-measuring apparatus of connecting on unit under test, and the method needs the structure changing existing equipment to connect, and mounted equipment application cost is high.The torque measurement of rotating shaft can be realized by pasting foil gauge in rotating shaft, but can there is foil gauge and come off and the paster required precision of foil gauge is high.The torque measurement of rotating shaft can also be realized by electromagnetic induction, but electromagnetic induction can affect effective transmission of wireless data.Carry out certain process (groove installs coil etc.) on axle surface, then correspondence position installation check device realizes Shaft Torque measuring method needs mounting bracket on original ground again, it is necessary to substantial amounts of connection wire, has certain limitation.Therefore, Radio Transmission Technology is applied in the detection of mine hoist main-shaft torque by the present invention, to solve the deficiency of wired connection.
Summary of the invention
Technical problem: it is an object of the invention to the weak point overcome in prior art, it is provided that a kind of axial difference dynamic formula mine hoist main-shaft torque detecting device, by wirelessly transmitting data, decreases wiring, thus having evaded the electromagnetic interference impact on being wirelessly transferred.
Technical scheme: the axial difference dynamic formula mine hoist main-shaft torque detecting device of the present invention, including symmetry be fastened on outside mine hoist main shaft upper, lower house, on, the pedestal one and pedestal two that are fastened on mine hoist main shaft it is interval with in lower house, described pedestal one is provided with light source generation casing, it is provided with power supply one in light source generation casing, the light source being connected with power supply one, lens one on the same axis relative to light source, described pedestal two is provided with light source and receives casing, it is provided with signal processing unit in light source receiving magazine body, the light sensitive device being connected with signal processing unit, with lens one and light sensitive device lens two on the same axis, light source generation casing receives with light source and is respectively equipped with loophole at grade on two sides that casing is relative, described signal processing unit includes power supply two, the signal processing circuit being connected with power supply two outfan, the input of signal processing circuit is connected with the outfan of light sensitive device, outfan is connected with wireless transmitter module.
Described upper and lower casing fastening place is provided with rubber layer.
Shown loophole is the scallop hole concentric with main shaft.
Beneficial effect: the present invention utilizes light sensation principle that mine hoist main-shaft torque is detected in real time, when Shaft Torque is zero, the light that light sensitive device receives is maximum, and output signal is the strongest.When main-shaft torque is not zero, loophole one and loophole two can produce dislocation, make the light of arrival light sensitive device reduce, and output signal also correspondingly reduces.The signal of light sensitive device change realizes the real-time detection to mine hoist main-shaft torque by being wirelessly transmitted to host computer after the process of signal processing unit.It is particularly suited for the Shaft Torque detection system of mine hoist, it is possible to the Shaft Torque being applied to other is measured.The real-time measurement of moment of torsion can be realized when not destroying the existing equipment order of connection.By wirelessly transmitting data, decrease wiring, and evaded the electromagnetic interference impact on being wirelessly transferred.Simultaneously, it may be achieved rotating shaft is static, torque measurement during the extreme rotating speed such as extremely low rotating speed, the non-electromagnetic field interference to being wirelessly transferred, easy to use, maintenance cost is low, its simple in construction, easy to operate, effective, has wide applicability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the through-hole structure schematic diagram of the present invention.
Fig. 3 is the 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 sensitive device, 8-signal processing unit, 9-power supply one, 10-pedestal one, 11-main shaft, 12-lower house, 13-loophole one, 14-loophole two, 15-pedestal two, 16-power supply two, 17-signal processing circuit, 18-wireless transmitter module.
Detailed description of the invention
Below in conjunction with accompanying drawing, one embodiment of the present of invention is further described:
As shown in Figure 1, the mine hoist main-shaft torque detecting device 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 sensitive device 7, signal processing unit 8, power supply, pedestal 10.Described upper shell 4, lower house 12 symmetry are fastened on the outside of mine hoist main shaft 11, the pedestal 1 being fastened on mine hoist main shaft 11 and 2 15 two pedestals of pedestal it are interval with in upper shell 4, lower house 12, upper shell 4 and lower house 12 are connected by nut and are fixed on by screw on pedestal 1 and pedestal 2 15, and upper shell 4 and the symmetrical place fastened 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, it is reserved with 5mm gap；Described pedestal 1 is provided with light source generation casing 2, and face relative with light source 1 on light source generation casing 2 has loophole 1, is provided with lens 1 and makes light source 1 be positioned in a focus of lens 1 between loophole 1 and light source 1；Being provided with power supply 1, lens one 3 on the same axis relative to the light source 1 that power supply 1 is connected and light source 1 in light source generation casing 2, 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 away from light source and be connected with power supply 9；Described pedestal 2 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 sensitive device 7 being connected with signal processing unit 8 and lens 1 and light sensitive device 7 lens 26 on the same axis, light source generation casing 2 receives with light source and is respectively equipped with loophole at grade on two sides that casing 5 is relative, and loophole is the scallop hole concentric with main shaft 1.Pedestal 1 and pedestal 2 15 are installed the place of casing and are manufactured a plane, it is simple to install light source generation casing 2 and light source receives casing 5；Described signal processing unit 8 includes power supply 2 16, the signal processing circuit 17 being connected with power supply 2 16 outfan, and the input of signal processing circuit 17 is connected with the outfan of light sensitive device 7, and outfan is connected with wireless transmitter module 18.
As in figure 2 it is shown, loophole 1 is a circular arc type hole concentric with main shaft 1, loophole 1 and loophole 2 14 shape for disposable, need to loophole 1 and loophole 2 14 be aligned during installation.
As it is shown on figure 3, described signal processing unit 8, including power supply 2 16, signal processing circuit 17 and wireless transmitter module 18.
During work, main-shaft torque detecting device is arranged in main shaft of hoister 11 and keeps geo-stationary with it, when the non-stress of main shaft, the directional light that the light of light source 1 becomes after lens 1 arrives loophole 2 14 place by loophole 1, owing to loophole 1 and loophole 2 14 initial position are perfectly aligned, so all through loophole 2 14, can be arrived on sensor devices 7 after then passing through the focusing of lens 26 by the light of loophole 1；When main shaft stress produces moment of torsion, moment of torsion can make to produce relative rotation between pedestal 1 and pedestal 2 15, loophole 1 and loophole 2 14 there will be the dislocation of respective degrees, and such loophole 1 light out only part is by arriving on sensor devices 7 after loophole 2 14 and lens 26.Thus, when the moment of torsion that main shaft 11 is varied in size, the light intensity that final sensor devices 7 receives is different, and the size of this light intensity and moment of torsion is inverse ratio.Therefore, processed the signal of telecommunication that sensor devices 7 passes back by signal processing unit 8 in real time and can realize the detection to mine hoist main-shaft torque.Need to demarcate before using assembly of the invention.
Claims (3)
1. an axial difference dynamic formula mine hoist main-shaft torque detecting device, it is characterized in that: it includes symmetry and is fastened on the upper and lower casing that mine hoist main shaft (11) is outside, it is interval with the pedestal one (10) and pedestal two (15) that are fastened on mine hoist main shaft (11) in upper and lower shell body, between pedestal one (10) and pedestal two (15), is reserved with 5mm gap；Upper and lower casing is connected by nut and is fixed on pedestal one (10) and pedestal two (15) by screw；Described pedestal one (10) is provided with light source generation casing (2), power supply one (9) it is provided with in light source generation casing (2), the light source (1) being connected with power supply one (9), lens one (3) on the 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 sensitive device (7) being connected with signal processing unit (8), with lens one (3) and light sensitive device (7) lens two (6) on the same axis, light source generation casing (2) receives with light source and is respectively equipped with loophole at grade on two sides that casing (5) is relative, described signal processing unit (8) includes power supply two (16), the signal processing circuit (17) being connected with power supply two (16) outfan, the input of signal processing circuit (17) is connected with the outfan of light sensitive device (7), outfan is connected with wireless transmitter module (18)；During work, main-shaft torque detecting device is arranged on main shaft of hoister (11) and above and keeps geo-stationary with it, when the non-stress of main shaft, the directional light that the light of light source (1) becomes after lens one (3) arrives loophole two (14) place by loophole one (13), owing to loophole one (13) and loophole two (14) initial position are perfectly aligned, so all through loophole two (14), can be arrived in light sensitive device (7) after then passing through the focusing of lens two (6) by the light of loophole one (13)；When main shaft stress produces moment of torsion, moment of torsion can make to produce relative rotation between pedestal one (10) and pedestal two (15), loophole one (13) and loophole two (14) there will be the dislocation of respective degrees, and such loophole one (13) light out only part is arrived in light sensitive device (7) afterwards by loophole two (14) and lens two (6)；When the moment of torsion that main shaft (11) is varied in size, the light intensity that final light sensitive device (7) receives is different, and the size of this light intensity and moment of torsion is inverse ratio；Therefore, process, by signal processing unit (8), the signal of telecommunication that light sensitive device (7) passes back in real time and can realize the detection to mine hoist main-shaft torque.
2. axial difference dynamic formula mine hoist main-shaft torque detecting device according to claim 1, it is characterised in that: described upper and lower casing fastening place is provided with rubber layer.
3. axial difference dynamic formula mine hoist main-shaft torque detecting device according to claim 1, it is characterised in that: described loophole is the scallop hole concentric with main shaft (11).
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 CN103792034A (en) | 2014-05-14 |
| CN103792034B true 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) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105717125B (en) * | 2016-01-28 | 2018-05-25 | 中国矿业大学 | A kind of intermediate channel connection dumbbell pin break detector apparatus and method |
| CN105675280B (en) * | 2016-02-18 | 2018-02-02 | 中国矿业大学 | Device and method for monitoring bending and twisting composite fatigue damage 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 |
| EP3467463A1 (en) * | 2017-10-05 | 2019-04-10 | Conti Temic microelectronic GmbH | Determining torque |
| CN109506816B (en) * | 2018-11-26 | 2021-01-29 | 北京经纬恒润科技股份有限公司 | Torque measuring device and measuring method |
| CN115790927B (en) * | 2023-01-31 | 2023-05-23 | 山东华宜同创自动化科技有限公司 | Main shaft torque detection system of mine hoist |
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103792034A (en) | 2014-05-14 |
| WO2015109716A1 (en) | 2015-07-30 |
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