CN105045226A - Vibratory roller construction quality monitoring system based on Android platform - Google Patents
Vibratory roller construction quality monitoring system based on Android platform Download PDFInfo
- Publication number
- CN105045226A CN105045226A CN201510314835.9A CN201510314835A CN105045226A CN 105045226 A CN105045226 A CN 105045226A CN 201510314835 A CN201510314835 A CN 201510314835A CN 105045226 A CN105045226 A CN 105045226A
- Authority
- CN
- China
- Prior art keywords
- vibroll
- data
- time
- construction quality
- android
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41875—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by quality surveillance of production
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The present invention discloses a vibratory roller construction quality monitoring system based on an Android platform, comprising: a data acquisition and transmit-receive module used for performing processing and calculation on rolling time, speed, locus, temperature, vibration acceleration signals of a vibratory roller which are acquired in real time, so as to obtain real-time rolling data for being wirelessly transmitted to an Android terminal; and the Android terminal used for controlling and receiving the real-time rolling data transmitted from the data acquisition and transmit-receive module, and displaying the real-time rolling data in the form of figures. The vibratory roller construction quality monitoring system of the present invention can monitor many parameters, such as rolling time, speed, times, area, temperature, and compactness, which are closely related to construction management, in real time, and can generate a construction progress map and a compacting quality plane distribution map according to relevant information, so as to achieve quality management and monitoring of the whole rolling process, thereby greatly improving construction quality and reducing road maintenance cost.
Description
Technical field
The present invention relates to project monitor and control system, particularly relate to the vibroll construction quality control system based on Android platform.
Background technology
The construction quality level of street roller decides the performance quality of highway, the construction quality level of street roller is by the running orbit of street roller (whether complete roll situation), street roller rolling speed, treats that pressure pavement asphalt temperature determines, detects the compacting rate of the earthwork finally by the acceleration transducer be arranged on vibration wheel of road roller.Due to unit in charge of construction's sense of responsibility and technical merit limited often in order to accelerating construction progress, simplify the process rolled.The result caused like this is in 3 years, needs the highway to there is sedimentation to safeguard on a large scale.If use the roller compaction process of a kind of instrument to street roller to monitor, construction quality can be provided greatly like this, reduce the maintenance costs of highway.
At present, the instrument be widely used in highway, railway bed construction and compaction quality control is compactness continuous control system, compactness continuous control system, by the distortion degree of measuring vibrations wheel vibration normal acceleration waveform, obtains compacting angle value through Experimental Comparison.In compacting process, driver can understand compaction quality at any time from compactness meter, continuity check and evaluation is carried out to compaction quality, can Optimizing construction process, avoid overrolling and roll not enough phenomenon, improve operating efficiency, but this instrument volume is large, scheme is numerous and diverse, function singleness and be fixedly mounted on street roller operation room, installation cost is high, and management can not real time inspection.
Therefore, at present easy, multiple functional in the urgent need to a kind of scheme, interactivity good, cost is low and the street roller construction quality control system that can conveniently check for people.
Summary of the invention
The object of the invention is the shortcomings and deficiencies overcoming prior art, a kind of vibroll construction quality control system based on Android platform is provided, the roller compaction process of this system to vibroll is monitored in real time, the all multiparameters closely-related with construction management such as the time of rolling, speed, pass, area, temperature, compactness can be monitored in real time, construction speed figure and compaction quality flat distribution map is generated, effectively to carry out engineering management and control according to relevant information.
The present invention is achieved through the following technical solutions:
Based on the vibroll construction quality control system of Android platform, comprising:
Data acquisition and transceiver module, for the vibroll of Real-time Collection being rolled the time, the data wireless that rolls in real time that obtains after carrying out processing and calculate of speed, track, temperature, vibration acceleration signal transfers to android terminal;
Android terminal, for control and receive send from data acquisition and transceiver module roll data in real time, and graphically to be shown.
Further, described data acquisition and transceiver module comprise:
Sensor assembly, for detect in real time vibroll vibration acceleration signal, moving displacement, direction, direction information, treat pressure pavement asphalt temperature;
Outer signal modulate circuit, the signal for detecting sensor assembly carries out filtering and removes interference;
A/D modular converter, for carrying out A/D conversion to the signal after the process of outer signal modulate circuit, makes it meet signal amplitude area requirement;
Single-chip microcomputer, for controlling the real time data that outer signal modulate circuit, the acquisition of A/D modular converter and processes sensor module detect, and calculate pavement compaction value, the travel speed of vibroll, operating range according to described real time data, finally the data that roll after process are transferred to the first radio receiving transmitting module according to certain format;
First radio receiving transmitting module, for transferring to android terminal by the data wireless that rolls after single-chip microcomputer process.
Further, described sensor assembly comprises:
Acceleration transducer, for detecting vibroll rolling the vibration acceleration signal in time pressing road surface, calculates pavement compaction value for single-chip microcomputer;
Temperature sensor, for detecting the temperature waiting to press road surface;
Electronic compass, for detecting direction, the direction information of vibroll;
Hall element, for detecting pulse data when vibroll muller rotates.
Further, described single-chip microcomputer calculates vibroll operating range by the number of the pulse that record Hall element detects, and is calculated the travel speed of vibroll by the interval time between pulse.
Further, the mean value of travel speed that calculates for pulse that two Hall elements detect of described travel speed.
Further, described android terminal comprises:
Second radio receiving transmitting module, for receive first radio receiving transmitting module send roll data, and, to single-chip microcomputer transmission of control signals;
Control module, starts to gather, suspend and halt instruction for sending to single-chip microcomputer;
Graphic plotting module, becomes construction speed figure and compaction quality flat distribution map for the data real-time rendering that rolls received by the second radio receiving transmitting module.
Further, the first described radio receiving transmitting module and the second radio receiving transmitting module adopt bluetooth transceiver module or WIFI transceiver module.
Further, described android terminal also comprises GPRS communication module, rolls data for sending in real time to the host computer being positioned at administrative center.
Compared to existing technology, the present invention has following beneficial effect:
1, during the present invention realizes, the front end be arranged on street roller is single-chip minimum system, is responsible for gathering and sending data, and terminal adopts Android industry flat board to realize the analysis of data and the display of result, and scheme is easy, easily realizes;
2, the present invention is except traditional monitoring compaction, can Real-Time Monitoring street roller running orbit, travelling speed, roll the more multiparameter such as area, number of rolling, running temperature, realize rolling the management and supervision of overall process, multiple functional.
3, the present invention adopts Android platform terminal, and terminal software is easy to exploitation and upgrading, and human-computer interaction interface enriches, and effect of visualization is good, and need not consider installation requirement, and mobility is strong.
4, the present invention can adopt the GPRS of Android flat board to communicate, and data are sent to administrative authority in real time, realizes the management of monitoring to working-yard and project process.
5, the present invention has the features such as structure is simple, cheap, multiple functional, man-machine interaction strong, easy to use.
Accompanying drawing explanation
Accompanying drawing 1 is the integral module schematic diagram of the embodiment of the present invention.
Accompanying drawing 2 is data acquisition and the transceiver module block diagram of the embodiment of the present invention.
Accompanying drawing 3 is Android flat sheet mould block diagrams of the embodiment of the present invention.
Accompanying drawing 4 is dull and stereotyped software program flow charts of Android of the embodiment of the present invention.
Embodiment
Be described in further detail object of the present invention below in conjunction with the drawings and specific embodiments, embodiment can not repeat one by one at this, but therefore embodiments of the present invention are not defined in following examples.
As shown in Figure 1, based on the vibroll construction quality control system of Android platform, comprising:
Data acquisition and transceiver module, for the vibroll of Real-time Collection being rolled the time, the data wireless that rolls in real time that obtains after carrying out processing and calculate of speed, track, temperature, vibration acceleration signal transfers to android terminal;
Android terminal, for control and receive send from data acquisition and transceiver module roll data in real time, and graphically to be shown.
As shown in Figure 2, in one embodiment, described data acquisition and transceiver module comprise:
Sensor assembly, for detect in real time vibroll vibration acceleration signal, moving displacement, direction, direction information, treat pressure pavement asphalt temperature;
Outer signal modulate circuit, the signal for detecting sensor assembly carries out filtering and removes interference;
A/D modular converter, for carrying out A/D conversion to the signal after the process of outer signal modulate circuit, makes it meet signal amplitude area requirement;
Single-chip microcomputer, the present embodiment adopts STM32 single-chip microcomputer, for controlling the real time data that outer signal modulate circuit, the acquisition of A/D modular converter and processes sensor module detect, and calculate pavement compaction value, the travel speed of vibroll, operating range according to described real time data, finally the data that roll after process are transferred to the first radio receiving transmitting module according to certain format;
First radio receiving transmitting module, for transferring to android terminal by the data wireless that rolls after single-chip microcomputer process.
In one embodiment, described sensor assembly comprises:
Acceleration transducer, for detecting vibroll rolling the vibration acceleration signal in time pressing road surface, calculates pavement compaction value for single-chip microcomputer;
Temperature sensor, for detecting the temperature waiting to press road surface;
Electronic compass, for detecting direction, the direction information of vibroll;
Hall element, for detecting pulse data when vibroll muller rotates.
In one embodiment, described single-chip microcomputer calculates vibroll operating range by the number of the pulse that record Hall element detects, and is calculated the travel speed of vibroll by the interval time between pulse.
In one embodiment, the mean value of travel speed that calculates for pulse that two Hall elements detect of described travel speed.
As shown in Figure 3, in one embodiment, described android terminal is that Android is dull and stereotyped, comprising:
Second radio receiving transmitting module, for receive first radio receiving transmitting module send roll data, and, to single-chip microcomputer transmission of control signals;
Control module, starts to gather, suspend and halt instruction for sending to single-chip microcomputer;
Graphic plotting module, becomes construction speed figure and compaction quality flat distribution map for the data real-time rendering that rolls received by the second radio receiving transmitting module.
In one embodiment, the first described radio receiving transmitting module and the second radio receiving transmitting module adopt bluetooth transceiver module or WIFI transceiver module, the present embodiment adopts bluetooth transceiver module, described bluetooth transceiver module adopts Guang Zhouhui to hold HC-06 module, its feasibility range at about 10 meters, for the data communication of data acquisition system (DAS) and Android platform.
In one embodiment, described android terminal also comprises GPRS communication module, rolls data for sending in real time to the host computer being positioned at administrative center.
Described data acquisition and transceiver module, working power is DC12V, the ac voltage signal that acceleration transducer exports is taken from vibration signal input, and signal amplitude scope is 5V, and street roller moving displacement, direction, direction information take from Hall element and electronic compass.
Wherein, the signal that acceleration transducer detects removes interference through signal conditioning circuit filtering, linear conversion converts to and meets A/D conversion to signal amplitude area requirement again, signal conditioning circuit, A/D converter are under the control of single-chip microcomputer, gather acceleration signal, according to the correlation parameter of vibroll, calculate vibrating compacting value.The magnet of Hall element through being fixed on road roller wheel, a high level pulse signal can be sent, single-chip microcomputer can obtain present street roller operating range by the number of recording impulse, the travel speed of street roller can be obtained by the time calculated between pulse, the speed exported is the average velocity of two Hall elements, thus carries out corresponding speed and roll the controls such as area.Temperature sensor carries out 24V Power supply by booster circuit, signal conditioning circuit, A/D converter under the control of single-chip microcomputer, collecting temperature signal.Single-chip microcomputer will process the valid data that obtain according to certain format transmission to bluetooth serial ports.Bluetooth module realizes the data communication of data acquisition system (DAS) and Android flat board.
Described Android flat board adopts CM700 Android industrial panel computer, also can use flat board or the mobile phone of other Android systems.Android is dull and stereotyped after connection bluetooth, can sending controling instruction (starting to gather, suspend and stop).The thread newly opened is responsible for receiving the data from bluetooth serial ports; In main thread, real-time for the data received is drawn the figure (see Fig. 4) such as construction speed figure and compaction quality flat distribution map by graphic plotting module.
By the present invention, no matter be operating personnel or supervisor, construction quality and the progress of street roller can be checked at any time, and improvement rolls quality timely.
The result data that rolls of each construction point can be uploaded to administrative center by GPRS communication module by Android flat board, realizes the management of monitoring to working-yard and project process.
The present invention detects compactness according to Ministry of Railways TB10108-2011J1335-2011 railway bed reclamation work Continuous compacting control technology code, by being arranged on acceleration transducer on vibration wheel of road roller to the real-time measurement of vibrating wheels vibratory response and process, obtain the index vibrating compacting value VCV relevant with filling body resistibility, thus carry out corresponding compaction quality control.
The present invention constantly measures the temperature in roller compaction process by temperature sensor, thus carries out temperature control.
The present invention detect in real time street roller running orbit (whether complete roll situation), street roller rolling speed, treat pressure pavement asphalt temperature, detect the compacting rate of the earthwork finally by the acceleration transducer be arranged on vibration wheel of road roller, realize the real-time monitoring to whole work progress.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (8)
1., based on the vibroll construction quality control system of Android platform, it is characterized in that, comprising:
Data acquisition and transceiver module, for the vibroll of Real-time Collection being rolled the time, the data wireless that rolls in real time that obtains after carrying out processing and calculate of speed, track, temperature, vibration acceleration signal transfers to android terminal;
Android terminal, for control and receive send from data acquisition and transceiver module roll data in real time, and graphically to be shown.
2. the vibroll construction quality control system based on Android platform according to claim 1, it is characterized in that, described data acquisition and transceiver module comprise:
Sensor assembly, for detect in real time vibroll vibration acceleration signal, moving displacement, direction, direction information, treat pressure pavement asphalt temperature;
Outer signal modulate circuit, the signal for detecting sensor assembly carries out filtering and removes interference;
A/D modular converter, for carrying out A/D conversion to the signal after the process of outer signal modulate circuit, makes it meet signal amplitude area requirement;
Single-chip microcomputer, for controlling the real time data that outer signal modulate circuit, the acquisition of A/D modular converter and processes sensor module detect, and calculate pavement compaction value, the travel speed of vibroll, operating range according to described real time data, finally the data that roll after process are transferred to the first radio receiving transmitting module according to certain format;
First radio receiving transmitting module, for transferring to android terminal by the data wireless that rolls after single-chip microcomputer process.
3. the vibroll construction quality control system based on Android platform according to claim 2, it is characterized in that, described sensor assembly comprises:
Acceleration transducer, for detecting vibroll rolling the vibration acceleration signal in time pressing road surface, calculates pavement compaction value for single-chip microcomputer;
Temperature sensor, for detecting the temperature waiting to press road surface;
Electronic compass, for detecting direction, the direction information of vibroll;
Hall element, for detecting pulse data when vibroll muller rotates.
4. the vibroll construction quality control system based on Android platform according to claim 3, it is characterized in that: described single-chip microcomputer calculates vibroll operating range by the number of the pulse that record Hall element detects, and is calculated the travel speed of vibroll by the interval time between pulse.
5. the vibroll construction quality control system based on Android platform according to claim 4, is characterized in that: the mean value of the travel speed that the pulse that described travel speed detects for two Hall elements calculates.
6. the vibroll construction quality control system based on Android platform according to claim 3, it is characterized in that, described android terminal comprises:
Second radio receiving transmitting module, for receive first radio receiving transmitting module send roll data, and, to single-chip microcomputer transmission of control signals;
Control module, starts to gather, suspend and halt instruction for sending to single-chip microcomputer;
Graphic plotting module, becomes construction speed figure and compaction quality flat distribution map for the data real-time rendering that rolls received by the second radio receiving transmitting module.
7. the vibroll construction quality control system based on Android platform according to claim 6, is characterized in that: the first described radio receiving transmitting module and the second radio receiving transmitting module adopt bluetooth transceiver module or WIFI transceiver module.
8. the vibroll construction quality control system based on Android platform according to claim 7, is characterized in that: described android terminal also comprises GPRS communication module, rolls data for sending in real time to the host computer being positioned at administrative center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510314835.9A CN105045226A (en) | 2015-06-10 | 2015-06-10 | Vibratory roller construction quality monitoring system based on Android platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510314835.9A CN105045226A (en) | 2015-06-10 | 2015-06-10 | Vibratory roller construction quality monitoring system based on Android platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105045226A true CN105045226A (en) | 2015-11-11 |
Family
ID=54451831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510314835.9A Pending CN105045226A (en) | 2015-06-10 | 2015-06-10 | Vibratory roller construction quality monitoring system based on Android platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105045226A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105718728A (en) * | 2016-01-20 | 2016-06-29 | 湖南致同工程科技有限公司 | Method for automatically calculating rolling pass of road roller |
| CN106251250A (en) * | 2016-07-28 | 2016-12-21 | 张波 | Subgrade compaction disease recognition method and system |
| CN107881886A (en) * | 2017-12-28 | 2018-04-06 | 长沙理工大学 | A kind of road roller construction quality monitoring system |
| CN108252271A (en) * | 2018-03-14 | 2018-07-06 | 中国葛洲坝集团第工程有限公司 | Earth dam earth material full-section Construction constructing device and method |
| CN111038582A (en) * | 2018-10-15 | 2020-04-21 | 卡特彼勒路面机械公司 | Compactor turning radius control |
| CN113158558A (en) * | 2021-04-02 | 2021-07-23 | 哈尔滨理工大学 | High-speed railway roadbed continuous compaction analysis method, device and analyzer |
| CN113152228A (en) * | 2021-04-29 | 2021-07-23 | 长安大学 | Self-adaptive roadbed type compactness online evaluation method and system |
| CN113373764A (en) * | 2021-04-20 | 2021-09-10 | 黑龙江工程学院 | Pavement continuous compaction quality monitoring method, acquisition terminal, monitoring terminal and system |
| CN115931054A (en) * | 2023-01-05 | 2023-04-07 | 北京天玑科技有限公司 | Compactness acquisition terminal |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070150147A1 (en) * | 2005-12-23 | 2007-06-28 | Rasmussen Terry L | Compactor using compaction value targets |
| CN202443300U (en) * | 2011-11-23 | 2012-09-19 | 上海瑞路道路工程技术有限公司 | Dynamic quality remote monitoring system for asphalt mixture paving and rolling |
| CN202595598U (en) * | 2012-05-22 | 2012-12-12 | 杨人凤 | Rolling operation quality monitor for road roller |
| CN203535437U (en) * | 2013-08-16 | 2014-04-09 | 长安大学 | Internet of things based real-time remote monitoring system for key technological parameters of compacting machineries |
| CN203732948U (en) * | 2013-12-20 | 2014-07-23 | 西安巨龙软件信息技术有限公司 | Pavement spreading and rolling engineering quality intelligent management and control device based on Internet of Things |
| CN104404858A (en) * | 2014-11-21 | 2015-03-11 | 江苏中路工程技术研究院有限公司 | Effective compaction state test device for asphalt pavement and use method of effective compaction state test device |
| CN104457840A (en) * | 2014-10-21 | 2015-03-25 | 广东惠利普路桥信息工程有限公司 | Vehicle-mounted detection system of spreading machine |
-
2015
- 2015-06-10 CN CN201510314835.9A patent/CN105045226A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070150147A1 (en) * | 2005-12-23 | 2007-06-28 | Rasmussen Terry L | Compactor using compaction value targets |
| CN202443300U (en) * | 2011-11-23 | 2012-09-19 | 上海瑞路道路工程技术有限公司 | Dynamic quality remote monitoring system for asphalt mixture paving and rolling |
| CN202595598U (en) * | 2012-05-22 | 2012-12-12 | 杨人凤 | Rolling operation quality monitor for road roller |
| CN203535437U (en) * | 2013-08-16 | 2014-04-09 | 长安大学 | Internet of things based real-time remote monitoring system for key technological parameters of compacting machineries |
| CN203732948U (en) * | 2013-12-20 | 2014-07-23 | 西安巨龙软件信息技术有限公司 | Pavement spreading and rolling engineering quality intelligent management and control device based on Internet of Things |
| CN104457840A (en) * | 2014-10-21 | 2015-03-25 | 广东惠利普路桥信息工程有限公司 | Vehicle-mounted detection system of spreading machine |
| CN104404858A (en) * | 2014-11-21 | 2015-03-11 | 江苏中路工程技术研究院有限公司 | Effective compaction state test device for asphalt pavement and use method of effective compaction state test device |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105718728A (en) * | 2016-01-20 | 2016-06-29 | 湖南致同工程科技有限公司 | Method for automatically calculating rolling pass of road roller |
| CN105718728B (en) * | 2016-01-20 | 2018-05-08 | 湖南致同工程科技有限公司 | A kind of method calculated automatically for road roller number of rolling |
| CN106251250A (en) * | 2016-07-28 | 2016-12-21 | 张波 | Subgrade compaction disease recognition method and system |
| CN107881886A (en) * | 2017-12-28 | 2018-04-06 | 长沙理工大学 | A kind of road roller construction quality monitoring system |
| CN108252271A (en) * | 2018-03-14 | 2018-07-06 | 中国葛洲坝集团第工程有限公司 | Earth dam earth material full-section Construction constructing device and method |
| CN111038582A (en) * | 2018-10-15 | 2020-04-21 | 卡特彼勒路面机械公司 | Compactor turning radius control |
| CN111038582B (en) * | 2018-10-15 | 2023-07-25 | 卡特彼勒路面机械公司 | Compactor turn radius control |
| CN113158558A (en) * | 2021-04-02 | 2021-07-23 | 哈尔滨理工大学 | High-speed railway roadbed continuous compaction analysis method, device and analyzer |
| CN113373764A (en) * | 2021-04-20 | 2021-09-10 | 黑龙江工程学院 | Pavement continuous compaction quality monitoring method, acquisition terminal, monitoring terminal and system |
| CN113152228A (en) * | 2021-04-29 | 2021-07-23 | 长安大学 | Self-adaptive roadbed type compactness online evaluation method and system |
| CN115931054A (en) * | 2023-01-05 | 2023-04-07 | 北京天玑科技有限公司 | Compactness acquisition terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105045226A (en) | Vibratory roller construction quality monitoring system based on Android platform | |
| CN202595600U (en) | Paving operation quality monitor for paver | |
| CN103290761A (en) | Rolling compaction quality monitor for road roller | |
| CN202595598U (en) | Rolling operation quality monitor for road roller | |
| CN102890451B (en) | Semi-physical simulation platform for vehicle-mounted controller test | |
| CN202379636U (en) | Measuring and controlling device for running state of tower crane | |
| CN202705869U (en) | Single steel wheel roller with monitoring system for road surface evenness | |
| CN202809452U (en) | System for intelligently matching vibration parameters of double-drum vibratory roller | |
| CN202809453U (en) | Vibration parameter intelligent matching system of single-drum vibratory roller | |
| CN103306183A (en) | Road grinding compactness monitor | |
| CN103968893A (en) | Train operation experimental device based on distributed testing system | |
| CN204309803U (en) | Railway switch detecting device | |
| CN105806637A (en) | General testing system of railway vehicles | |
| CN102765668B (en) | Tower crane group area anticollision monitoring device | |
| CN205898200U (en) | Bridge comprehensive monitoring system based on zigbee module | |
| CN207392007U (en) | Synthesis pressure road pass real-time statistics system during a kind of more road roller integrations of operation | |
| CN203720623U (en) | Cluster-type bridge real-time monitoring and alarm system | |
| CN202110071U (en) | Single-row vehicle brake testing apparatus | |
| CN103593978A (en) | Traffic flow measuring system and method based on wireless sensor network | |
| CN203732014U (en) | Four-channel landslide fissure displacement monitor | |
| CN204007696U (en) | A kind of train operation experimental provision based on distributed test system | |
| CN204265343U (en) | Tower machine anticollision terminal | |
| CN208235279U (en) | A kind of mobile information collecting device based on asphalt pavement construction information system | |
| CN206308594U (en) | A kind of vibrated roller optimum speed measurement system based on frequency | |
| CN203365281U (en) | Intelligent smoke dust monitoring system for industrial environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151111 |
|
| RJ01 | Rejection of invention patent application after publication |