CN103175605A - Mining portable vibration signal acquisition recording system - Google Patents
Mining portable vibration signal acquisition recording system Download PDFInfo
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- CN103175605A CN103175605A CN2013100846877A CN201310084687A CN103175605A CN 103175605 A CN103175605 A CN 103175605A CN 2013100846877 A CN2013100846877 A CN 2013100846877A CN 201310084687 A CN201310084687 A CN 201310084687A CN 103175605 A CN103175605 A CN 103175605A
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Abstract
The invention relates to a mining portable vibration signal acquisition recording system which comprises a vibration sensor and a mainframe which are sequentially serially connected. The mainframe comprises a motherboard, a data acquisition card, a storage, a signal conditioning board, a keyboard, a display screen, a battery pack and an insulating shell. The vibration sensor is connected with the mainframe through a signal acquisition interface and contacted with to-be-measured equipment through a magnetic absorbing seat. The sensor transmits a measured vibration signal to the signal conditioning board through a mining signal cable, the signal conditioning board converts the vibration signal into a vibration acceleration signal, a speed signal and a displacement signal, the data acquisition signal acquires the three signals, the binary data acquired by the acquisition card is stored on a CF (compact flash) storage card through motherboard control, and data wave of the acquired data is displayed on the display screen. The internal circuit of the system completely accords to technical specifications and requirements in mining safety production, data sampling precision is high, and functions of explosion resistance, dust resistance and water resistance are achieved.
Description
Technical field
The present invention relates to a kind of instrument for gathering and record the vibration signal under the coal mine equipment duty, particularly relate to the portable vibration signals collecting register system that a kind of energy is used for the colliery.
Background technology
The colliery comprises six large systems: coal mining system, driving system, Mechatronic Systems, transportation system, ventilating system, unwatering system.The robotization of production facility of coalmine in recent years and intelligent degree are more and more higher, each system degree that cooperatively interacts in coal production process is also more and more higher, therefore any equipment of any system breaks down and all can have a strong impact on the colliery coal production, therefore, the check of reinforcement to six large system state data realizes that to the colliery high-yield and high-efficiency, high reliability production play vital effect.
For the colliery, how to grasp the use production equipment, how to grasp the equipment Repairing Technology of uses advanced, how effectively to utilize state parameter to carry out condition monitoring, the loss that the stop work and production that minimizing causes due to the production and transport equipment failure causes, the Homes Using TV of raising equipment, the life situations of grasp equipment, bring into play its maximum potential, to be badly in need of the major issue of solution in the coal safety in production of current colliery, and the condition precedent of head it off is how to grasp the running status of equipment, namely how to obtain the state parameter of equipment.
The actual working environment in colliery is abominable, moist, many dust, or even the environment of high gas, and under coal mine, work space is limited simultaneously, and the mechanical vibration during work are large, noise is high, illumination is low etc.Therefore the colliery is higher for the requirement of electronic device.
At present, known vibration signals collecting register system is widely used in machinery industry.The structure of general vibration signals collecting register instrument is comprised of sensor and main frame two parts.Vibration transducer is fixed on equipment under test, then by signal transmssion line, sensor is connected with main frame, when equipment under test moves, vibration transducer picks up and is transferred to the vibration signal of equipment under test on main frame, by main frame, signal is recorded on storer, shows data on the main frame screen simultaneously.But because the coal production environment is abominable, it has strict requirement for voltage and current of electronic equipment etc., and current a lot of portable vibration signals collecting register instrument can't reach dustproof, moistureproof, explosion-proof requirement, causes a lot of portable vibration signals collecting recording units can't be applied to the coal production process.The acquisition and recording systemic-function of more existing mining simple and easy vibration signals is single, can't satisfy the requirement of Vibration Analysis Technology, limited the application of vibrotechnique on the colliery, so the acquisition and recording system of vibration signal and the application case in the colliery thereof rarely has report.
Because the singularity of coal production environment, the design people is based on abundant practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively from practice, design a kind of portable vibration signals collecting register system of using based on the colliery, realized collection and writing function to coal mine equipment vibration acceleration, speed, displacement signal.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of energy to be used for the portable vibration signals collecting register system in colliery, solves an above-mentioned difficult problem, to reach the purpose that the vibration acceleration under the coal mine equipment duty, speed, displacement signal are gathered.
The present invention is achieved in that a kind of mining portable vibration signals collecting register system, formed by vibration transducer and main frame, vibration transducer is connected with main frame by mining signal cable, and main frame comprises embedded main board, data collecting card, storer, signal regulating panel, keyboard, display screen, electric battery, insulation crust and instrument switch.
after vibration transducer picks up the vibration acceleration signal of equipment under test, import signal into main frame by mining signal cable, the signal regulating panel of main frame carries out decoupling to the vibration acceleration signal that imports into, filtering, after the processing of signal conversion, vibration acceleration signal converts vibration acceleration to, speed, three kinds of signals of displacement, then data collecting card carries out data acquisition to three kinds of vibration signals, embedded main board is recorded to the data that collect in storer, thereby realize vibration acceleration, speed, the collection of displacement signal and record, and the data that collect are shown on main frame in real time.
Be provided with communication interface and signals collecting interface on main frame, main frame can be undertaken alternately by communication interface and computing machine, be used for to realize derivation and the main frame of vibration data and communicating by letter of computing machine of record, and main frame passes through the signals collecting interface and is connected with vibration transducer.
Of the present inventionly system equipment has been done following technical measures for the working environment that adapts to the colliery:
1, the electric battery of main frame adopts chargeable Ni-MH battery, can electric battery be charged by the charging inlet on main frame, and electric battery inside is packaged with the holding circuit that prevents short circuit;
2, host housing has been done the processing of waterproof and dustproof, electrostatic prevention, and adopts the packing washer docking port to carry out encapsulation process;
3, adopt data collecting card and the mainboard of the low-power consumption of little electric current, low-voltage;
4, according to coal peace Valuation Standard, signal regulating panel is designed, select the electric elements of small resistor, low electric capacity in design process;
5, the charging inlet of main frame, communication interface, data acquisition interface all adopt the connector of waterproof, electrostatic prevention, and have carried out encapsulation process with hot melt adhesive and/or epoxy resin;
6, the modes that adopt spraying three anti-paints have been carried out three anti-processing of dustproof, waterproof and electrostatic prevention to all circuit boards;
7, adopt the certain thickness plexiglass tent that has that is fixed on host housing that host display is protected.
the present invention is from solving colliery vibration signals collecting problem, developed a kind of mining portable vibration signals collecting register system, after having solved a lot of deficiencies of signals collecting recording unit, make it to use safely on the colliery, simultaneously can carry out Real-time Collection and record to the coal mine equipment vibration signal, for the foundation of coal mine equipment status monitoring and check and fault diagnosis system provides basic data, for robotization and the intellectuality that improves aforementioned colliery six large systems provides important Data support, for the design and optimization of plant equipment under coal mine provides original full and accurate field data and test data sheet.
The present invention solve coal mine equipment vibration parameters obtain problem analysis, and the real-time demonstration in the data acquisition that can reach is for the analysis of underground equipment vibration signal from now on provides condition precedent.The present invention has the following advantages:
1, of the present invention have a good signal condition function, can realize collection and writing task to vibration acceleration, speed, displacement signal;
2, the present invention adopts mainboard and the data acquisition card of the low-power consumption of not only anti-high temperature but also anti-high humidity, adopt the electric elements of low-power consumption in signal regulating panel circuit design process, adopt holding circuit in electric battery, simultaneously host housing has been done the electrostatic prevention processing, therefore instrument can realize preventing dust, the function of waterproof, electrostatic prevention, reached the relevant safety standard of national Coal Electricity device;
3, the present invention has adopted the Compact Flash of 8G capacity, and storage capacity is greatly improved;
4, the embedded main board that adopts of the present invention as mainboard, adopts the data collecting card that acquisition channel is many, sample frequency is high simultaneously, makes that MCU's of the present invention is with better function;
5, design volume of the present invention is little, quality is light in carrying, and has simultaneously the characteristics workable, that memory capacity is large.
Description of drawings
Fig. 1 is schematic appearance of the present invention.
Fig. 2 is transverse section of the present invention organigram.
Fig. 3 is one-piece construction schematic diagram of the present invention.
1: vibration transducer 2: main frame
3: mining signal cable 4: display screen
5: signals collecting interface 6: keyboard
7: host housing 8: charging inlet
9: switch 10: communication interface
11: signal conditioning circuit plate 12: electric battery
13: data collecting card 14: embedded main board
15: storer 16: bus
17: holding circuit 18: Ni-MH battery.
Embodiment
Reach for further setting forth the present invention technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, embodiment, structure, feature and the effect thereof of a kind of mining portable vibration signals collecting register system that foundation the present invention is proposed are described in detail as follows.
Relevant aforementioned and other technology contents of the present invention, Characteristic can be known to present in the detailed description of the preferred embodiment of following cooperation reference diagram.By the explanation of embodiment, be able to more deeply and concrete understanding when reaching technological means and the effect that predetermined purpose takes to the present invention, yet institute's accompanying drawing only be to provide with reference to the use of explanation, the present invention is limited.
The schematic appearance of a kind of mining portable vibration signals collecting of the present invention as shown in Figure 1 register system, system's involving vibrations sensor 1 and main frame 2 two parts form, and sensor 1 and main frame 2 carry out the signal transmission by mining signal cable 3.From the main frame outward appearance, main frame mainly is comprised of display screen 4, Data Input Interface 5, keyboard 6, host housing 7, charging inlet 8, host switch 9 and communication interface 10.Wherein display screen 4 adopts 6.5 cun LCD display, host housing is selected 7 materials with waterproof and dustproof, electrostatic prevention, Data Input Interface 5 is connected the transmission acceleration signal with mining signal cable 3, communication interface 10 is connected with computing machine, be used for to realize derivation and the main frame 2 of vibration data and communicating by letter of computing machine of record, charging inlet 8 is for the electric battery 12 of main frame 2 is charged.
The cross section structure schematic diagram of a kind of mining portable vibration signals collecting of the present invention as shown in Figure 2 register system main frame is packaged with signal regulating panel 11, electric battery 12, data collecting card 13, embedded main board 14, storer 15 and keyboard 6 and display screen 4 in the insulation crust of main frame.Wherein data collecting card 13 and 14 is selected the low consumption circuit that can prevent high temperature, anti-high humidity; also select low power dissipation design in the design process of signal regulating panel 11; for the electric battery easy to carry 12 that makes main frame is selected built-in form; electric battery 12 is fixed on signal regulating panel 11; display screen 4 is selected 6.4 cun LCD display and is protected by the plexiglass tent on host housing, in main frame all circuit boards of encapsulation spray all that three anti-paints prevent dust, three anti-processing of waterproof and electrostatic prevention.
the one-piece construction schematic diagram of a kind of mining portable vibration signals collecting of the present invention as shown in Figure 3 register system, after the vibration acceleration signal of 1 pair of equipment under test of vibration transducer picks up, import signal into main frame by the colliery with signal cable, 11 pairs of vibration acceleration signals that import into of the signal regulating panel of main frame carry out decoupling, filtering, after the processing of signal conversion, vibration acceleration signal converts vibration acceleration to, speed, three kinds of signals of displacement, then 13 pairs of three kinds of vibration signals of data collecting card carry out data acquisition, embedded main board 14 is controlled data collecting card 13 by bus 16, the data that collect are recorded in storer 15, thereby realize vibration acceleration, speed, the collection of displacement signal and record, and the data that collect are shown on display screen in real time, can pass through 6 pairs of signal sampling frequencies of keyboard, passage, the parameters such as storage file name arrange.
A kind of mining portable vibration signals collecting of the present invention register system is selected Windows CE operating system, and this system is the embedded system of current comparative maturity, and this system's operation interface is friendly, has good operability.
the above, it is only preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (1)
1. mining portable vibration signals collecting register system, its characteristics are: be comprised of vibration transducer (1) and main frame (2), described vibration transducer (1) is connected with main frame (2) by mining signal cable (3), and described main frame (2) comprises embedded main board (14), data collecting card (13), storer (15), signal regulating panel (11), keyboard (6), display screen (4), electric battery (12), insulation crust (7) and switch (9);
Described main frame (2) adopts Windows CE operating system also to have the multi-channel data acquisition function, port number and the sample frequency that can gather by software control data; Be provided with communication interface (10), signals collecting interface (5), charging inlet (8) on it; Described communication interface (10) is used for being connected between main frame (2) and computing machine, and the derivation that realizes vibration data and main frame (2) are communicated by letter with computing machine; Described signals collecting interface (5) is used for being connected of main frame (2) and vibration transducer (1); Described charging inlet (8) is used for electric battery (12) charging to main frame (2);
Described embedded main board (14) carries out data transmission with data collecting card (13) by bus (16);
Described electric battery (12) is internal battery, is convenient to the power supply of main frame, and electric battery inside is packaged with holding circuit (17) and the Ni-MH battery (18) that prevents short circuit;
The vibration signal that the acquisition and recording system collects vibration transducer (1) by signal regulating panel (11) carries out decoupling, filtering and conversion, convert signal to vibration acceleration, speed, three kinds of vibration signals of displacement, data collecting card (3) carries out data acquisition to described three kinds of vibration signals, embedded main board (14) stores the data that collect in storer (15) into, thereby realizes collection and record to three kinds of vibration signals.
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| CN2013100846877A CN103175605A (en) | 2013-03-18 | 2013-03-18 | Mining portable vibration signal acquisition recording system |
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| CN2013100846877A CN103175605A (en) | 2013-03-18 | 2013-03-18 | Mining portable vibration signal acquisition recording system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344320A (en) * | 2013-07-15 | 2013-10-09 | 中国矿业大学(北京) | Vibration acceleration sensor signal conditioning device for mine |
| CN106404148A (en) * | 2016-08-19 | 2017-02-15 | 上海裕达实业有限公司 | Portable micro vibration testing device and method |
| CN111879399A (en) * | 2020-07-01 | 2020-11-03 | 杭州安脉盛智能技术有限公司 | Low-power consumption wireless vibration sensor with screen display |
| CN112918256A (en) * | 2021-03-31 | 2021-06-08 | 江西江铃集团新能源汽车有限公司 | Lithium battery pack collision control method and system |
| CN113483806A (en) * | 2021-06-05 | 2021-10-08 | 安徽恒泰电气科技股份有限公司 | Temperature and vibration detection equipment and detection method for coal mine electromechanical equipment |
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| CN101021566A (en) * | 2006-12-19 | 2007-08-22 | 中国矿业大学(北京) | Portable mine intrinsic safety seismograph |
| CN102141429A (en) * | 2010-12-30 | 2011-08-03 | 中国矿业大学(北京) | Vehicle-mounted large-volume data recording and vibration testing system for coal mining equipment |
| CN201943754U (en) * | 2011-01-21 | 2011-08-24 | 中国矿业大学(北京) | Intrinsic safety type mining portable vibration detecting recorder |
| CN203083698U (en) * | 2013-03-18 | 2013-07-24 | 中国矿业大学(北京) | Mining portable vibration signal acquisition recording system |
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2013
- 2013-03-18 CN CN2013100846877A patent/CN103175605A/en active Pending
Patent Citations (4)
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|---|---|---|---|---|
| CN101021566A (en) * | 2006-12-19 | 2007-08-22 | 中国矿业大学(北京) | Portable mine intrinsic safety seismograph |
| CN102141429A (en) * | 2010-12-30 | 2011-08-03 | 中国矿业大学(北京) | Vehicle-mounted large-volume data recording and vibration testing system for coal mining equipment |
| CN201943754U (en) * | 2011-01-21 | 2011-08-24 | 中国矿业大学(北京) | Intrinsic safety type mining portable vibration detecting recorder |
| CN203083698U (en) * | 2013-03-18 | 2013-07-24 | 中国矿业大学(北京) | Mining portable vibration signal acquisition recording system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344320A (en) * | 2013-07-15 | 2013-10-09 | 中国矿业大学(北京) | Vibration acceleration sensor signal conditioning device for mine |
| CN106404148A (en) * | 2016-08-19 | 2017-02-15 | 上海裕达实业有限公司 | Portable micro vibration testing device and method |
| CN111879399A (en) * | 2020-07-01 | 2020-11-03 | 杭州安脉盛智能技术有限公司 | Low-power consumption wireless vibration sensor with screen display |
| CN112918256A (en) * | 2021-03-31 | 2021-06-08 | 江西江铃集团新能源汽车有限公司 | Lithium battery pack collision control method and system |
| CN113483806A (en) * | 2021-06-05 | 2021-10-08 | 安徽恒泰电气科技股份有限公司 | Temperature and vibration detection equipment and detection method for coal mine electromechanical equipment |
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Application publication date: 20130626 |