CN201527338U - Portable coal mining machine gearbox testing diagnostic apparatus - Google Patents
Portable coal mining machine gearbox testing diagnostic apparatus Download PDFInfo
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- CN201527338U CN201527338U CN2009202451611U CN200920245161U CN201527338U CN 201527338 U CN201527338 U CN 201527338U CN 2009202451611 U CN2009202451611 U CN 2009202451611U CN 200920245161 U CN200920245161 U CN 200920245161U CN 201527338 U CN201527338 U CN 201527338U
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Abstract
The utility model discloses a portable coal mining machine gearbox testing diagnostic apparatus which comprises a PDA field operation module with the functions of data acquisition as well as fault diagnosis, analysis and processing, and a PC with the functions of fault state comparative analysis as well as statistics and recording, wherein the PDA field operation module is connected with the PC; and the PDA field operation module comprises a personal digital assistant (PDA) device and a data acquisition module used for acquiring the working state information of a gearbox of a coal mining machine in real time, wherein the PDA device is internally embedded with a signal analyzing and processing module, a data viewing and editing module and a fault diagnosis module. The portable coal mining machine gearbox testing diagnostic apparatus is simple in structure, small in volume, convenient for wiring, simple and convenient for use and operation, safe and reliable in working performance, and strong in diagnosis professional property, and effectively overcomes the defects and disadvantages of high price, large volume, complicated operation, lack of professional diagnosis function and the like of the existing testing diagnostic apparatus.
Description
Technical field
The utility model relates to a kind of instrument that integrates test and analyzing and diagnosing function, particularly relates to a kind of portable coalcutter gear case testing and diagnosing instrument.
Background technology
The coalcutter gear case is the important drive disk assembly in the coalcutter system, because the influence of working environment and working load, the rate of breakdown of coalcutter gear case also compares higher.In the actual use, gear, bearing and the axle that causes gear case is that situation about breaking down is very complicated, and along with improving constantly of coalcutter maximization, automaticity, its complicacy also further improves, thereby it is also increasing to cause that the operation conditions of coalcutter gear case is carried out the difficulty that accurate diagnosis analyzes.Traditional performance analysis instrument mainly carries out diagnostic analysis by hardware, thereby lacks the diagnostic function of specialty, and price is expensive, and is bulky, is unfavorable for carrying complicated operation.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of portable coalcutter gear case testing and diagnosing instrument is provided, it is simple in structure, volume is little, easy-to-connect, use is easy and simple to handle and serviceability is safe and reliable, the diagnosis is strongly professional, can overcome effectively that the existing existing price of testing and diagnosing instrument is expensive, bulky, complicated operation and lack defective and deficiency such as professional diagnosis function.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of portable coalcutter gear case testing and diagnosing instrument, it is characterized in that: comprise PDA site work module with data acquisition and Analysis on Fault Diagnosis and processing capacity and the PC with malfunction comparative analysis and statistics and writing function, described PDA site work module and PC join; Described PDA site work module comprises personal digital assistant device PDA and the data acquisition module that the work state information of coalcutter gear case is gathered in real time, the controller of data acquisition module and personal digital assistant device PDA joins, personal digital assistant device PDA inside is embedded with the signal collected Digital Signal Analysis and Processing module of carrying out analyzing and processing of data acquisition module, recorded data in the storage unit of personal digital assistant device PDA checked or the data that recorded data carries out edit-modify are checked with editor module with according to the analysis processing result of Digital Signal Analysis and Processing module tackle the fault diagnosis module of the existing diagnosing malfunction of described coalcutter gear case, described Digital Signal Analysis and Processing module mutually, data are checked with editor module and fault diagnosis module and are all joined with controller.
Described data acquisition module comprises vibration transducer that the vibrational state signal of coalcutter gear case is gathered in real time and the signal conditioning circuit that joins with vibration transducer, and described signal conditioning circuit and controller join.
Described signal conditioning circuit and controller are by being that the CF data collecting card of CF bus is connected based on the compact flash bus, correspondence is connected to the CF interface that joins with the CF data collecting card on the described controller, and described CF data collecting card joins by cable and signal conditioning circuit.
Carry out two-way communication in the wire communication mode between the controller of described personal digital assistant device PDA and PC.
Be connected by USB interface or serial ports between the controller of described personal digital assistant device PDA and PC.
Described signal conditioning circuit comprises signal amplification circuit, the filtering circuit that joins with described signal amplification circuit and the A/D change-over circuit that joins with described filtering circuit, and described signal conditioning circuit is provided with module one with the parameter that the frequency of operation of the enlargement factor of described signal amplification circuit and filtering circuit median filter is set and joins.
Described CF data collecting card is the CF6004 capture card.
The shell of described PDA site work module is the explosion-proof casing with explosion prevention function under the coal mine.
Described PC comprises the central processor CPU that joins with controller and the data-carrier store, LCD and the power management module that join with central processor CPU respectively, and described power management module and electric battery are joined.
Described data acquisition module also comprises the temperature sensor that the temperature to the inner transmission gear of described coalcutter gear case detects in real time, and described temperature sensor connects signal conditioning circuit.
The utility model compared with prior art has the following advantages:
1, simple in structure, volume is little, easy-to-connect, cost is low and have explosion prevention function, serviceability is safe and reliable
2, use easy and simple to handle, perfect in shape and function and good test effect, diagnosis professional very strong, PDA of the prior art (personal digital assistant technology) and PC (personal computer equipment), virtual instrument technique and embedding programming technique and intelligent trouble diagnosis technology are integrated into special-purpose instrument, are used for the test and the fault diagnosis of coalcutter gear case.Because the utility model utilizes test and the failure diagnosis apparatus of PDA as the coalcutter gear case, with data acquisition module, data storage and editting function module, acquisition parameter is provided with, image curve shows, personal information is provided with, data transmission and data summarizing module, fault diagnosis module, spectrum analysis module integrates, digitizing can be got the coalcutter fault selection sketch of synoptic diagram that take place frequently as the coalcutter measuring point, utilize data acquisition module to carry out vibration signals collecting, utilize visual interface to carry out data recording, by with being connected of desktop computer, collection and diagnostic result thereof can directly enter business equipment maintenance management database, thereby improve the repair time of coalcutter greatly, improved production efficiency greatly.
3, applied widely, can effectively be suitable for to other correlative technology field.
In sum, the utility model is simple in structure, volume is little, easy-to-connect, cost is low, use is easy and simple to handle and have explosion prevention function, serviceability is safe and reliable, diagnosis is strongly professional, can effectively overcome the existing existing price of testing and diagnosing instrument expensive, bulky, be unfavorable for carrying, complicated operation and lack defective and deficiency such as professional diagnosis function.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present utility model.
Description of reference numerals:
1-PDA site work module; The 1-1-data acquisition module; The 1-11-vibration transducer;
The 1-12-signal conditioning circuit; The 1-13-temperature sensor; The 1-14-CF data collecting card;
The 1-15-parameter is provided with module one; 1-2-personal digital assistant 1-21 one controller;
Equipment PDA;
1-22-Digital Signal Analysis and Processing 1-23-storage unit; The 1-24-data are checked and are edited
Module; Module;
The 1-25-fault diagnosis module; The 2-PC machine; The 2-1-central processor CPU;
The 2-2-data-carrier store; The 2-3-LCD; The 2-4-power management module;
The 2-5-electric battery.
Embodiment
As shown in Figure 1, the utility model comprises PDA site work module 1 with data acquisition and Analysis on Fault Diagnosis and processing capacity and the PC 2 with malfunction comparative analysis and statistics and writing function, and described PDA site work module 1 is joined with PC 2.Described PDA site work module 1 comprises personal digital assistant device PDA1-2 and the data acquisition module 1-1 that the work state information of coalcutter gear case is gathered in real time, and the controller 1-21 of data acquisition module 1-1 and personal digital assistant device PDA1-2 joins.Described personal digital assistant device PDA1-2 inside is embedded with the signal collected Digital Signal Analysis and Processing module 1-22 that carries out analyzing and processing to data acquisition module 1-1, recorded data among the single 1-23 of the storage of personal digital assistant device PDA1-2 checked or the data that recorded data carries out edit-modify are checked with editor module 1-24 with according to the analysis processing result of Digital Signal Analysis and Processing module 1-22 tackle the fault diagnosis module 1-25 of the existing diagnosing malfunction of described coalcutter gear case, described Digital Signal Analysis and Processing module 1-22 mutually, data are checked with editor module 1-24 and fault diagnosis module 1-25 and are all joined with controller 1-21.The shell of described PDA site work module 1 is the explosion-proof casing with explosion prevention function under the coal mine.In the actual use, the major function of described Digital Signal Analysis and Processing module 1-22 is the data that data acquisition module 1-1 collects to be carried out wavelet analysis, refinement frequency analysis and holographic analysis of spectrum handle.
In the present embodiment, described data acquisition module 1-1 comprises vibration transducer 1-11 that the vibrational state signal of coalcutter gear case is gathered in real time and the signal conditioning circuit 1-12 that joins with vibration transducer 1-11, and described signal conditioning circuit 1-12 and controller 1-21 join.Simultaneously, described data acquisition module 1-1 also comprises the temperature sensor 1-13 that the temperature to the inner transmission gear of described coalcutter gear case detects in real time, and described temperature sensor 1-13 meets signal conditioning circuit 1-12.In the actual use, also can be according to the sensor of corresponding other type of increase of concrete needs, and can adjust flexibly the quantity of various kinds of sensors.
Described signal conditioning circuit 1-12 comprises signal amplification circuit, the filtering circuit that joins with described signal amplification circuit and the A/D change-over circuit that joins with described filtering circuit.Described signal conditioning circuit 1-12 is provided with module one 1-15 with the parameter that the frequency of operation of the enlargement factor of described signal amplification circuit and filtering circuit median filter is set and joins.
Described signal conditioning circuit 1-12 and controller 1-21 are by being that the CF data collecting card 1-14 of CF bus is connected based on the compact flash bus, described controller 1-21 goes up correspondence and is connected to the CF interface that joins with CF data collecting card 1-14, and described CF data collecting card 1-14 joins by cable and signal conditioning circuit 1-12.In the present embodiment, described CF data collecting card 1-14 is the CF6004 capture card.
2 of the controller 1-21 of described personal digital assistant device PDA1-2 and PCs carry out two-way communication in the wire communication mode.In the present embodiment, 2 of the controller 1-21 of described personal digital assistant device PDA1-2 and PCs are connected by USB interface or serial ports.Described PC 2 comprises the central processor CPU 2-1 that joins with controller 1-21 and data-carrier store 2-2, the LCD 2-3 and the power management module 2-4 that join with central processor CPU 2-1 respectively, and described power management module 2-4 and electric battery 2-5 join.In addition, the central processor CPU 2-1 inside of described PC 2 is integrated with fault signature library module, data summarizing module, the data transmission module that joins with described USB interface or serial ports and the parameter that the store path of data that described data transmission module transmits on PC 2 is provided with are provided with module two.
The course of work of the present utility model is: after the sensor among the described data acquisition module 1-1 obtains relevant work parameters such as the vibration of coalcutter gear case, temperature in real time, the running parameter data that obtained are passed to signal conditioning circuit 1-12, and signal conditioning circuit 1-12 carries out after the pre-service such as filtering, amplification being converted into digital signal by CF data collecting card 1-14 and is uploaded to the controller 1-21 of personal digital assistant device PDA1-2 to above-mentioned image data.Described personal digital assistant device PDA1-2 is to after receiving above-mentioned image data, by Digital Signal Analysis and Processing module 1-22 above-mentioned image data being carried out wavelet analysis, refinement frequency analysis and holographic analysis of spectrum earlier handles, utilize neural network, fuzzy diagnosis or expert system to carry out analysis processing such as fault diagnosis by fault diagnosis module 1-25 again, show test results simultaneously or failure condition, realize the coalcutter gear case is fast and effeciently tested and fault diagnosis; In the use, also can check and with editor module 1-24 recorded data among the storage unit 1-23 be checked or recorded data is carried out edit-modify by data.After on-site data gathering was finished, personal digital assistant device PDA1-2 of the present utility model can pass through USB interface or serial ports and PC 2 to be realized synchronously.After module two being set routing information is set by the parameter that PC end is set, information transmission modular can download to the PC end from storage unit 1-23 with the data from collection in worksite among the personal digital assistant device PDA1-2, that is to say, by the two-way communication between described information transmission modular realization personal digital assistant device PDA1-2 and the PC 2, comprise the PC end from PDA end data download, the PC end is uploaded basic data to the PDA end; Simultaneously owing to be embedded with the fault signature module of the typical fault spectrum signature that is used to store the coalcutter gear case in the PC 2, then can easy, accurate realization that the data that collect are carried out aspect ratio is right; And by the data summarizing module data are gathered, and combined data is uploaded in the Equipment Management in Enterprise information database, described data summarizing module specific implementation is to the type of fault, the parts that fault takes place, and the order of severity of fault gathers.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (10)
1. portable coalcutter gear case testing and diagnosing instrument, it is characterized in that: comprise PDA site work module (1) and have the malfunction comparative analysis and the PC of statistics and writing function (2) that described PDA site work module (1) is joined with PC (2) with data acquisition and Analysis on Fault Diagnosis and processing capacity; The data acquisition module (1-1) that described PDA site work module (1) comprises personal digital assistant device PDA (1-2) and the work state information of coalcutter gear case is gathered in real time, data acquisition module (1-1) joins with the controller (1-21) of personal digital assistant device PDA (1-2), personal digital assistant device PDA (1-2) inside is embedded with the signal collected Digital Signal Analysis and Processing module (1-22) of carrying out analyzing and processing of data acquisition module (1-1), recorded data in the storage unit (1-23) of personal digital assistant device PDA (1-2) checked or the data that recorded data carries out edit-modify are checked with editor module (1-24) with according to the analysis processing result of Digital Signal Analysis and Processing module (1-22) tackle the fault diagnosis module (1-25) of the existing diagnosing malfunction of described coalcutter gear case, described Digital Signal Analysis and Processing module (1-22) mutually, data are checked with editor module (1-24) and fault diagnosis module (1-25) and are all joined with controller (1-21).
2. according to the described portable coalcutter gear case testing and diagnosing instrument of claim 1, it is characterized in that: described data acquisition module (1-1) comprises vibration transducer (1-11) that the vibrational state signal of coalcutter gear case is gathered in real time and the signal conditioning circuit (1-12) that joins with vibration transducer (1-11), and described signal conditioning circuit (1-12) joins with controller (1-21).
3. according to the described portable coalcutter gear case testing and diagnosing instrument of claim 2, it is characterized in that: described signal conditioning circuit (1-12) and controller (1-21) are by being that the CF data collecting card (1-14) of CF bus is connected based on the compact flash bus, described controller (1-21) is gone up correspondence and is connected to the CF interface that joins with CF data collecting card (1-14), and described CF data collecting card (1-14) joins by cable and signal conditioning circuit (1-12).
4. according to claim 1,2 or 3 described portable coalcutter gear case testing and diagnosing instrument, it is characterized in that: carry out two-way communication in the wire communication mode between the controller (1-21) of described personal digital assistant device PDA (1-2) and PC (2).
5. according to the described portable coalcutter gear case testing and diagnosing instrument of claim 4, it is characterized in that: be connected by USB interface or serial ports between the controller (1-21) of described personal digital assistant device PDA (1-2) and PC (2).
6. according to the described portable coalcutter gear case testing and diagnosing instrument of claim 3, it is characterized in that: described signal conditioning circuit (1-12) comprises signal amplification circuit, the filtering circuit that joins with described signal amplification circuit and the A/D change-over circuit that joins with described filtering circuit, and described signal conditioning circuit (1-12) is provided with module one (1-15) with the parameter that the frequency of operation of the enlargement factor of described signal amplification circuit and filtering circuit median filter is set and joins.
7. according to the described portable coalcutter gear case testing and diagnosing instrument of claim 3, it is characterized in that: described CF data collecting card (1-14) is the CF6004 capture card.
8. according to claim 1,2 or 3 described portable coalcutter gear case testing and diagnosing instrument, it is characterized in that: the shell of described PDA site work module (1) is the explosion-proof casing with explosion prevention function under the coal mine.
9. according to claim 1,2 or 3 described portable coalcutter gear case testing and diagnosing instrument, it is characterized in that: described PC (2) comprises the central processor CPU (2-1) that joins with controller (1-21) and the data-carrier store (2-2), LCD (2-3) and the power management module (2-4) that join with central processor CPU (2-1) respectively, and described power management module (2-4) and electric battery (2-5) are joined.
10. according to the described portable coalcutter gear case testing and diagnosing instrument of claim 2, it is characterized in that: described data acquisition module (1-1) also comprises the temperature sensor (1-13) that the temperature to the inner transmission gear of described coalcutter gear case detects in real time, and described temperature sensor (1-13) connects signal conditioning circuit (1-12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202451611U CN201527338U (en) | 2009-11-10 | 2009-11-10 | Portable coal mining machine gearbox testing diagnostic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202451611U CN201527338U (en) | 2009-11-10 | 2009-11-10 | Portable coal mining machine gearbox testing diagnostic apparatus |
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| Publication Number | Publication Date |
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| CN201527338U true CN201527338U (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202451611U Expired - Fee Related CN201527338U (en) | 2009-11-10 | 2009-11-10 | Portable coal mining machine gearbox testing diagnostic apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788014A (en) * | 2012-08-08 | 2012-11-21 | 徐州重型机械有限公司 | Gear oil pump tooth surface wearing fault diagnosis device and method |
| CN102901627A (en) * | 2011-07-26 | 2013-01-30 | 通用电气公司 | Fuzzy logic based system monitoring system and method |
| CN103318716A (en) * | 2013-06-05 | 2013-09-25 | 中国矿业大学 | System and method for monitoring faults of anti-explosion cable picking and laying machine under coal mine |
| CN104374568A (en) * | 2013-08-13 | 2015-02-25 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gearbox test bed |
| CN104792526A (en) * | 2015-04-29 | 2015-07-22 | 湖南科技大学 | Wind power gearbox dynamic response multi-parameter detection device |
| CN109521711A (en) * | 2018-11-14 | 2019-03-26 | 武汉万安智能技术有限公司 | A kind of instrument and equipment automatically controls and detection system |
-
2009
- 2009-11-10 CN CN2009202451611U patent/CN201527338U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901627A (en) * | 2011-07-26 | 2013-01-30 | 通用电气公司 | Fuzzy logic based system monitoring system and method |
| CN102901627B (en) * | 2011-07-26 | 2016-12-21 | 通用电气公司 | system monitoring system and method based on fuzzy logic |
| CN102788014A (en) * | 2012-08-08 | 2012-11-21 | 徐州重型机械有限公司 | Gear oil pump tooth surface wearing fault diagnosis device and method |
| CN102788014B (en) * | 2012-08-08 | 2015-04-22 | 徐州重型机械有限公司 | Gear oil pump tooth surface wearing fault diagnosis device and method |
| CN103318716A (en) * | 2013-06-05 | 2013-09-25 | 中国矿业大学 | System and method for monitoring faults of anti-explosion cable picking and laying machine under coal mine |
| CN103318716B (en) * | 2013-06-05 | 2015-06-10 | 中国矿业大学 | System and method for monitoring faults of anti-explosion cable picking and laying machine under coal mine |
| CN104374568A (en) * | 2013-08-13 | 2015-02-25 | 南车戚墅堰机车车辆工艺研究所有限公司 | Gearbox test bed |
| CN104792526A (en) * | 2015-04-29 | 2015-07-22 | 湖南科技大学 | Wind power gearbox dynamic response multi-parameter detection device |
| CN104792526B (en) * | 2015-04-29 | 2018-03-20 | 湖南科技大学 | Wind turbine gearbox dynamic response Multi-parameter detection device |
| CN109521711A (en) * | 2018-11-14 | 2019-03-26 | 武汉万安智能技术有限公司 | A kind of instrument and equipment automatically controls and detection system |
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| 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: 20100714 Termination date: 20101110 |