CN202064390U - Fault detection system of excavator working device - Google Patents
Fault detection system of excavator working device Download PDFInfo
- Publication number
- CN202064390U CN202064390U CN2011201618709U CN201120161870U CN202064390U CN 202064390 U CN202064390 U CN 202064390U CN 2011201618709 U CN2011201618709 U CN 2011201618709U CN 201120161870 U CN201120161870 U CN 201120161870U CN 202064390 U CN202064390 U CN 202064390U
- Authority
- CN
- China
- Prior art keywords
- fault detection
- fault
- unit
- operating device
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a fault detection system of an excavator working device, which comprises a measuring sensor group, a signal transferring module and a fault detection module that are connected with the excavator working device, wherein the measuring sensor group comprises a vibration sensor and a pressure sensor; and the fault detection module comprises an A/D conversion unit, a microcontroller, a power supply, a signal processing and analyzing unit and a fault judging unit. The fault detection module further comprises a fault detection result display unit and a signal recording unit. The fault detection system has wide application range and good fault detection result, and can accurately judge and indentify the fault state of the excavator working device.
Description
Technical field
The utility model relates to a kind of fault detection system of digger operating device.
Technical background
Excavator is a kind of broad-spectrum cubic metre of earth and stone construction machinery, be widely used in the middle of the construction operation of highway construction, mine excavation, water conservancy construction and farmland exploitation, for the labour intensity that alleviates the operator, improve the efficient of integral construction and ensure that the quality aspect of engineer operation has played enormous function.
Digger operating device is formed by combining by swing arm, dipper, scraper bowl and driving hydraulic jack thereof.Because the work under bad environment of excavator, load variations is big between equipment and the connecting portion thereof, causes the fault occurrence frequency height, has reduced the reliability of excavator construction greatly.In order to guarantee the operate as normal of excavator, need fault detection system effective, adaptable digger operating device.The fault detect of existing digger operating device mainly by simple detecting instrument in conjunction with maintenance personal's experience, accuracy in detection is low, recognition effect is poor, can't satisfy the requirement of practical engineering application.
Summary of the invention
In order effectively to overcome the deficiency of the fault detect of digger operating device in the past, the utility model provides a kind of fault detection system of digger operating device.
The utility model provides a kind of fault detection system of digger operating device, comprise the measuring transducer group, signal transmitting module, the fault detection module that are connected with digger operating device, described measuring transducer group, signal transmitting module, fault detection module link to each other successively; Described measuring transducer group involving vibrations sensor and pressure sensor are installed in respectively on the digger operating device, the pressure signal of the vibration signal of surveying work device and driving hydraulic cylinder thereof; Described signal transmitting device module connects vibrating sensor and the pressure sensor in the described measuring transducer group respectively; Described fault detection module comprises A/D converting unit, microcontroller, power supply, signal processing analysis unit and fault distinguishing unit, this microcontroller is connected with A/D converting unit, power supply, signal processing analysis unit and fault distinguishing unit respectively, this signal processing analysis unit is connected with the fault distinguishing unit, and this A/D converting unit is connected between described microcontroller and the described signal transmitting device module.
As preferred a kind of scheme: described fault detection module also comprises fault detect display unit as a result, and this fault detect display unit as a result is connected with described microcontroller, can show the fault detect result of digger operating device in real time.
As preferred another kind of scheme: described fault detection module also comprises signal recording unit, and this signal recording unit is connected with described microcontroller, vibration and pressure signal data that can the real time record digger operating device.
The utility model is applied widely, has good fault detect effect, can accurately judge and discern the malfunction of digger operating device.
Description of drawings
Fig. 1 is a theory diagram of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
With reference to Fig. 1, a kind of fault detection system of digger operating device, comprise the measuring transducer group 10, signal transmitting module 20, the fault detection module 30 that are connected with digger operating device, described measuring transducer group 10, signal transmitting module 20, fault detection module 30 link to each other successively;
Described measuring transducer group 10 involving vibrations sensors 11 and pressure sensor 12 are installed in respectively on the digger operating device, the pressure signal of the vibration signal of surveying work device and driving hydraulic cylinder thereof;
Described signal transmitting device module 20 connects vibrating sensor 11 and the pressure sensor 12 in the described measuring transducer group 10 respectively;
Described fault detection module 30 comprises A/D converting unit 31, microcontroller 32, power supply 33, signal processing analysis unit 34 and fault distinguishing unit 35, this microcontroller 32 is connected with A/D converting unit 31, power supply 33, signal processing analysis unit 34 and fault distinguishing unit 35 respectively, this signal processing analysis unit 34 is connected with fault distinguishing unit 35, and this A/D converting unit 31 is connected between described microcontroller 32 and the described signal transmitting device module 20.
Described fault detection module 30 also comprises fault detect display unit 36 as a result, and this fault detect display unit 36 as a result is connected with described microcontroller 32, can show the fault detect result of digger operating device in real time.
Described fault detection module 30 also comprises signal recording unit 37, and this signal recording unit 37 is connected with described microcontroller 32, vibration and pressure signal data that can the real time record digger operating device.
Claims (3)
1. the fault detection system of a digger operating device, comprise the measuring transducer group (10), signal transmitting module (20), the fault detection module (30) that are connected with digger operating device, described measuring transducer group (10), signal transmitting module (20), fault detection module (30) link to each other successively, it is characterized in that:
Described measuring transducer group (10) involving vibrations sensor (11) and pressure sensor (12) are installed in respectively on the digger operating device, the pressure signal of the vibration signal of surveying work device and driving hydraulic cylinder thereof;
Described signal transmitting device module (20) connects vibrating sensor (11) and the pressure sensor (12) in the described measuring transducer group (10) respectively;
Described fault detection module (30) comprises A/D converting unit (31), microcontroller (32), power supply (33), signal processing analysis unit (34) and fault distinguishing unit (35), this microcontroller (32) is connected with fault distinguishing unit (35) with A/D converting unit (31), power supply (33), signal processing analysis unit (34) respectively, this signal processing analysis unit (34) is connected with fault distinguishing unit (35), and this A/D converting unit (31) is connected between described microcontroller (32) and the described signal transmitting device module (20).
2. the fault detection system of digger operating device as claimed in claim 1, it is characterized in that: described fault detection module (30) also comprises fault detect display unit (36) as a result, this fault detect display unit (36) as a result is connected with described microcontroller (32), can show the fault detect result of digger operating device in real time.
3. the fault detection system of digger operating device as claimed in claim 1, it is characterized in that: described fault detection module (30) also comprises signal recording unit (37), this signal recording unit (37) is connected with described microcontroller (32), vibration and pressure signal data that can the real time record digger operating device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011201618709U CN202064390U (en) | 2011-05-20 | 2011-05-20 | Fault detection system of excavator working device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011201618709U CN202064390U (en) | 2011-05-20 | 2011-05-20 | Fault detection system of excavator working device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202064390U true CN202064390U (en) | 2011-12-07 |
Family
ID=45058256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011201618709U Expired - Fee Related CN202064390U (en) | 2011-05-20 | 2011-05-20 | Fault detection system of excavator working device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202064390U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102661779A (en) * | 2012-04-25 | 2012-09-12 | 徐州重型机械有限公司 | Comprehensive diagnosis system of shaking faults |
CN103556664A (en) * | 2013-11-13 | 2014-02-05 | 山推工程机械股份有限公司 | Automatic fault protection method and system for bulldozer |
CN107208673A (en) * | 2015-06-09 | 2017-09-26 | 日立建机株式会社 | The fluid power system of Work machine |
-
2011
- 2011-05-20 CN CN2011201618709U patent/CN202064390U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102661779A (en) * | 2012-04-25 | 2012-09-12 | 徐州重型机械有限公司 | Comprehensive diagnosis system of shaking faults |
CN102661779B (en) * | 2012-04-25 | 2014-03-19 | 徐州重型机械有限公司 | Comprehensive diagnosis system of shaking faults |
CN103556664A (en) * | 2013-11-13 | 2014-02-05 | 山推工程机械股份有限公司 | Automatic fault protection method and system for bulldozer |
CN103556664B (en) * | 2013-11-13 | 2016-05-11 | 山推工程机械股份有限公司 | A kind of bull-dozer fault automatic protecting method and system |
CN107208673A (en) * | 2015-06-09 | 2017-09-26 | 日立建机株式会社 | The fluid power system of Work machine |
CN107208673B (en) * | 2015-06-09 | 2018-11-02 | 日立建机株式会社 | The fluid power system of Work machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107420105B (en) | The vibration of full face rock tunnel boring machine key position and strain monitoring method | |
CN102251510A (en) | Detection system for tamping settlement of heavy tamping machine | |
CN202064390U (en) | Fault detection system of excavator working device | |
CN201068574Y (en) | Heave hand hammer large long pile strain detection device | |
CN106437854A (en) | Distributed coal and rock dynamic disaster sound and electricity synchronous monitoring system and method | |
CN104652501A (en) | Pile foundation quality detection device and pile foundation quality detection method of shock excitation in pile side prospect hole | |
CN103063169B (en) | A kind of device utilizing the avalanche of monitoring ultrasonic Dangerous Rock Body | |
CN202866790U (en) | Coal mine downhole drilling depth real-time detection device | |
CN103528629B (en) | The many performance parameter testing devices of a kind of geophysical drilling machine | |
CN102518163A (en) | Excavator operating characteristic extraction system and extraction method | |
CN201460860U (en) | Drilling detection collision preventing alarm system | |
CN102900425A (en) | New method for monitoring shale gas well fractures | |
CN101362135B (en) | Intelligent self-adapting variable parameter vibration screen | |
CN102505727A (en) | System and method for increasing debugging efficiency of excavator | |
CN104278984A (en) | Micrometric displacement indicator for beam pumper | |
CN201680827U (en) | Digging height online monitoring system for coal mine underground fully-mechanized coal face | |
CN203452792U (en) | Real-time monitoring and intelligent evaluation system for health degree of electric traction coal cutter | |
CN202523099U (en) | Dynamic compactor and counting device of dynamic compaction ramming times | |
CN202033136U (en) | Intrinsic safety type active column shrinkage and hydraulic bracket pressure monitoring instrument for coal mine | |
CN203515560U (en) | Borehole stress monitoring device | |
CN203224223U (en) | Device for detecting layer separation of surrounding rock based on displacement sensors and wireless transmission | |
CN110107274A (en) | TBM jumbolter real time on-line monitoring system and monitoring method based on hydraulic system | |
CN202099794U (en) | Compacting settlement volume detecting system for dynamic compaction machine | |
CN201193987Y (en) | Multifunctional fake rock wall test apparatus | |
CN205003038U (en) | A testing system for seabed rock breaking performance research |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: 20111207 Termination date: 20120520 |