CN105297817A - Method for monitoring excavator - Google Patents
Method for monitoring excavator Download PDFInfo
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- CN105297817A CN105297817A CN201410366548.8A CN201410366548A CN105297817A CN 105297817 A CN105297817 A CN 105297817A CN 201410366548 A CN201410366548 A CN 201410366548A CN 105297817 A CN105297817 A CN 105297817A
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Abstract
The invention discloses a method for monitoring an excavator. The method comprises the steps of step I, information detection: measuring the distance between a barrier behind the excavator and the excavator by adopting an ultrasonic range finder, shooting the lateral area and back area conditions of the excavator by adopting a first photographic device, shooting the internal conditions of deep holes during deep groove excavation construction by adopting a second photographic device, and detecting the excavation speed of the excavator by adopting an angular velocity transducer; step II, data acquisition and processing: acquiring and processing the information detected by the ultrasonic range finder, the first photographic device, the second photographic device and the angular velocity transducer by adopting a data acquisition module; step III, data saving and display; step IV, data processing and sending; and step V, control command implementation and fault warning. According to the method, the real-time and comprehensive monitoring for the working condition of the excavator can be carried out, the labor intensity of drivers is lowered, and the working safety, reliability and efficiency of the excavator are improved.
Description
Technical field
The present invention relates to a kind of method for supervising, especially relate to a kind of method that excavator is monitored.
Background technology
Excavator is one of topmost engineering machinery in engineering construction.During its work, the cubic metre of earth and stone is filled in scraper bowl, promote scraper bowl again and get back to the discharging of discharging place, turntable reciprocating rotation during handling material, driver needs the rearview mirror watching driver's cabin left front when observing left back, need when observing right back to observe the rearview mirror in fuselage right armrest, constantly left and right is peeped.Meanwhile, by the interference that turntable constantly rotates, rearview mirror is often blocked by car body, and in overall process, the state of nearly 2/3rds cannot see rearview mirror, adds driver's task difficulty and danger.In addition in Deep-trough excavation construction, because cutting depth is comparatively dark, digger arm is longer, and operating personnel cannot observe the situation in deep trouth, needs other personnel to command, is unfavorable for accelerating construction progress, and there is the artificial hidden danger such as commander's error.
For the problems referred to above, domesticly it is also proposed some solutions, such as, design the scheme such as rotatable driver seat, design backup buzzer, but all can not solve the problem simultaneously.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of method monitored excavator is provided, real-time overall monitor can be carried out to the duty of excavator, reduce the labour intensity of driver, improve the safety of excavator work, reliability and operating efficiency.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of method monitored excavator, is characterized in that, comprise the following steps:
Step one, infomation detection: adopt ultrasonic range finder to measure distance between obstruction at excavator rear and described excavator, to obtain range information; The first camera head is adopted to take described region, excavator side and rear area situation, to obtain the first image information; Adopt dell inner case during the second camera head shooting Deep-trough excavation construction, to obtain the second image information; Angular-rate sensor is adopted to detect the excavation speed of described excavator, to obtain velocity information; Described ultrasonic range finder is arranged on the hull back of described excavator; The quantity of described first camera head is 3, and 3 described first camera heads are arranged on the left and right sides and the afterbody of described excavator respectively; Described second camera head is arranged on the swing arm of described excavator; The quantity of described angular-rate sensor is 3, and 3 described angular-rate sensors are arranged on the near-end node place of the swing arm of described excavator, dipper and scraper bowl respectively;
Step 2, data acquisition and procession: described range information, the first image information, the second image information and velocity information are transferred to the signal processor in the driver's cabin being laid in described excavator by described ultrasonic range finder, the first camera head, the second camera head and angular-rate sensor respectively; Data acquisition module, memory module, display driver circuit and data transmission blocks that described signal processor comprises CPU module and connects with described CPU module respectively; Described data acquisition module carries out collection to described range information, the first image information, the second image information and velocity information and is handled as follows successively: amplification, filtering, A/D conversion, and the data after then being changed by A/D are transferred to described CPU module;
Step 3, data Storage & Display: described range information, the first image information, the second image information and velocity information are stored in described memory module by described CPU module, and carry out realtime curve by the LCD display of described display driver circuit drive installation in described driver's cabin; Described LCD display connects with described display driver circuit;
Step 4, data processing and transmission: described range information and the distance threshold pre-set compare by described CPU module, if apart from too small, then send controlling alarm order by described data transmission blocks to controller; Described CPU module, according to described first image information, sends travel speed adjustment order, to avoid described obstruction by described data transmission blocks to controller; Described CPU module, according to described second image information and described velocity information, sends excavation speed adjustment order by described data transmission blocks to controller; Described data transmission blocks connects with described controller;
Step 5, control command performs and fault alarm: described controller receives described travel speed adjustment order, then control to travel the travel speed of arrangements for speed regulation to described excavator and regulate; Described controller receives described excavation speed adjustment order, then control to excavate the excavation speed of arrangements for speed regulation to described excavator and regulate; Described controller receives described controlling alarm order, then drive installation is reported to the police at the rotation alarm lamp at described driver's cabin top; Described traveling arrangements for speed regulation, excavation arrangements for speed regulation and rotation alarm lamp all connect with described controller.
A kind of above-mentioned method monitored excavator, is characterized in that: described first camera head and the second camera head are the infrared video image pick-up device of band night vision function.
The present invention compared with prior art has the following advantages:
1, utilize the movement locus of angular-rate sensor to excavator moving component to follow the tracks of, facilitate the adjustment of excavation speed.
2, human pilot can easily and timely observe excavator side and rear situation in driver's cabin, and then makes safety precaution fast.
3, for the Deep-trough excavation that visual field is unopen, adopt camera head to replace personal observations, make excavator realize the work pattern of people one machine.
In sum, the present invention is reasonable in design, realization is convenient, can carry out real-time overall monitor, reduce the labour intensity of driver, improve the safety of excavator work, reliability and operating efficiency to the duty of excavator.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is flow chart of the present invention.
Detailed description of the invention
As shown in Figure 1, the present invention includes following steps:
Step one, infomation detection: adopt ultrasonic range finder to measure distance between obstruction at excavator rear and described excavator, to obtain range information; The first camera head is adopted to take described region, excavator side and rear area situation, to obtain the first image information; Adopt dell inner case during the second camera head shooting Deep-trough excavation construction, to obtain the second image information; Angular-rate sensor is adopted to detect the excavation speed of described excavator, to obtain velocity information; Described ultrasonic range finder is arranged on the hull back of described excavator; The quantity of described first camera head is 3, and 3 described first camera heads are arranged on the left and right sides and the afterbody of described excavator respectively; Described second camera head is arranged on the swing arm of described excavator; The quantity of described angular-rate sensor is 3, and 3 described angular-rate sensors are arranged on the near-end node place of the swing arm of described excavator, dipper and scraper bowl respectively;
Step 2, data acquisition and procession: described range information, the first image information, the second image information and velocity information are transferred to the signal processor in the driver's cabin being laid in described excavator by described ultrasonic range finder, the first camera head, the second camera head and angular-rate sensor respectively; Data acquisition module, memory module, display driver circuit and data transmission blocks that described signal processor comprises CPU module and connects with described CPU module respectively; Described data acquisition module carries out collection to described range information, the first image information, the second image information and velocity information and is handled as follows successively: amplification, filtering, A/D conversion, and the data after then being changed by A/D are transferred to described CPU module;
Step 3, data Storage & Display: described range information, the first image information, the second image information and velocity information are stored in described memory module by described CPU module, and carry out realtime curve by the LCD display of described display driver circuit drive installation in described driver's cabin; Described LCD display connects with described display driver circuit;
Step 4, data processing and transmission: described range information and the distance threshold pre-set compare by described CPU module, if apart from too small, then send controlling alarm order by described data transmission blocks to controller; Described CPU module, according to described first image information, sends travel speed adjustment order, to avoid described obstruction by described data transmission blocks to controller; Described CPU module, according to described second image information and described velocity information, sends excavation speed adjustment order by described data transmission blocks to controller; Described data transmission blocks connects with described controller;
Step 5, control command performs and fault alarm: described controller receives described travel speed adjustment order, then control to travel the travel speed of arrangements for speed regulation to described excavator and regulate; Described controller receives described excavation speed adjustment order, then control to excavate the excavation speed of arrangements for speed regulation to described excavator and regulate; Described controller receives described controlling alarm order, then drive installation is reported to the police at the rotation alarm lamp at described driver's cabin top; Described traveling arrangements for speed regulation, excavation arrangements for speed regulation and rotation alarm lamp all connect with described controller.
In the present embodiment, described first camera head and the second camera head are the infrared video image pick-up device of band night vision function.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.
Claims (2)
1. to the method that excavator is monitored, it is characterized in that, comprise the following steps:
Step one, infomation detection: adopt ultrasonic range finder to measure distance between obstruction at excavator rear and described excavator, to obtain range information; The first camera head is adopted to take described region, excavator side and rear area situation, to obtain the first image information; Adopt dell inner case during the second camera head shooting Deep-trough excavation construction, to obtain the second image information; Angular-rate sensor is adopted to detect the excavation speed of described excavator, to obtain velocity information; Described ultrasonic range finder is arranged on the hull back of described excavator; The quantity of described first camera head is 3, and 3 described first camera heads are arranged on the left and right sides and the afterbody of described excavator respectively; Described second camera head is arranged on the swing arm of described excavator; The quantity of described angular-rate sensor is 3, and 3 described angular-rate sensors are arranged on the near-end node place of the swing arm of described excavator, dipper and scraper bowl respectively;
Step 2, data acquisition and procession: described range information, the first image information, the second image information and velocity information are transferred to the signal processor in the driver's cabin being laid in described excavator by described ultrasonic range finder, the first camera head, the second camera head and angular-rate sensor respectively; Data acquisition module, memory module, display driver circuit and data transmission blocks that described signal processor comprises CPU module and connects with described CPU module respectively; Described data acquisition module carries out collection to described range information, the first image information, the second image information and velocity information and is handled as follows successively: amplification, filtering, A/D conversion, and the data after then being changed by A/D are transferred to described CPU module;
Step 3, data Storage & Display: described range information, the first image information, the second image information and velocity information are stored in described memory module by described CPU module, and carry out realtime curve by the LCD display of described display driver circuit drive installation in described driver's cabin; Described LCD display connects with described display driver circuit;
Step 4, data processing and transmission: described range information and the distance threshold pre-set compare by described CPU module, if apart from too small, then send controlling alarm order by described data transmission blocks to controller; Described CPU module, according to described first image information, sends travel speed adjustment order, to avoid described obstruction by described data transmission blocks to controller; Described CPU module, according to described second image information and described velocity information, sends excavation speed adjustment order by described data transmission blocks to controller; Described data transmission blocks connects with described controller;
Step 5, control command performs and fault alarm: described controller receives described travel speed adjustment order, then control to travel the travel speed of arrangements for speed regulation to described excavator and regulate; Described controller receives described excavation speed adjustment order, then control to excavate the excavation speed of arrangements for speed regulation to described excavator and regulate; Described controller receives described controlling alarm order, then drive installation is reported to the police at the rotation alarm lamp at described driver's cabin top; Described traveling arrangements for speed regulation, excavation arrangements for speed regulation and rotation alarm lamp all connect with described controller.
2. according to a kind of method monitored excavator according to claim 1, it is characterized in that: described first camera head and the second camera head are the infrared video image pick-up device of band night vision function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410366548.8A CN105297817A (en) | 2014-07-28 | 2014-07-28 | Method for monitoring excavator |
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| CN201410366548.8A CN105297817A (en) | 2014-07-28 | 2014-07-28 | Method for monitoring excavator |
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| CN105297817A true CN105297817A (en) | 2016-02-03 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107343381A (en) * | 2016-03-01 | 2017-11-10 | 株式会社小松制作所 | Evaluating apparatus and evaluation method |
| CN108010266A (en) * | 2017-11-10 | 2018-05-08 | 陈永 | A kind of closely electric safety early warning device of construction machinery |
| CN109252563A (en) * | 2017-07-14 | 2019-01-22 | 神钢建机株式会社 | engineering machinery |
| CN109313840A (en) * | 2016-11-01 | 2019-02-05 | 住友建机株式会社 | Construction machinery safety management system, managing device, method for managing security |
| CN110805081A (en) * | 2019-10-16 | 2020-02-18 | 金华深联网络科技有限公司 | Excavator personnel safety protection system |
| CN110998032A (en) * | 2017-07-31 | 2020-04-10 | 住友重机械工业株式会社 | Excavator |
| CN112896047A (en) * | 2021-03-03 | 2021-06-04 | 上海三一重机股份有限公司 | Auxiliary image generation method and device for working machine and working machine |
| CN113075651A (en) * | 2019-06-26 | 2021-07-06 | 北京三一智造科技有限公司 | Obstacle monitoring system and method |
-
2014
- 2014-07-28 CN CN201410366548.8A patent/CN105297817A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107343381A (en) * | 2016-03-01 | 2017-11-10 | 株式会社小松制作所 | Evaluating apparatus and evaluation method |
| CN109313840A (en) * | 2016-11-01 | 2019-02-05 | 住友建机株式会社 | Construction machinery safety management system, managing device, method for managing security |
| CN109252563A (en) * | 2017-07-14 | 2019-01-22 | 神钢建机株式会社 | engineering machinery |
| CN109252563B (en) * | 2017-07-14 | 2022-03-22 | 神钢建机株式会社 | Construction machine |
| CN110998032A (en) * | 2017-07-31 | 2020-04-10 | 住友重机械工业株式会社 | Excavator |
| CN108010266A (en) * | 2017-11-10 | 2018-05-08 | 陈永 | A kind of closely electric safety early warning device of construction machinery |
| CN113075651A (en) * | 2019-06-26 | 2021-07-06 | 北京三一智造科技有限公司 | Obstacle monitoring system and method |
| CN110805081A (en) * | 2019-10-16 | 2020-02-18 | 金华深联网络科技有限公司 | Excavator personnel safety protection system |
| CN110805081B (en) * | 2019-10-16 | 2022-08-16 | 烟台炳辉挖掘机有限公司 | Excavator personnel safety protection system |
| CN112896047A (en) * | 2021-03-03 | 2021-06-04 | 上海三一重机股份有限公司 | Auxiliary image generation method and device for working machine and working machine |
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Application publication date: 20160203 |