CN106044593B - Tower crane state monitoring method and device - Google Patents
Tower crane state monitoring method and device Download PDFInfo
- Publication number
- CN106044593B CN106044593B CN201610362148.9A CN201610362148A CN106044593B CN 106044593 B CN106044593 B CN 106044593B CN 201610362148 A CN201610362148 A CN 201610362148A CN 106044593 B CN106044593 B CN 106044593B
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- China
- Prior art keywords
- tower crane
- display device
- status information
- state signal
- malfunction
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
- B66C2700/084—Protection measures
Abstract
The invention discloses a kind of tower crane state monitoring method and device, belong to derrick crane field.Described device includes：Determining module, for determining the state of the display device in tower crane safety monitoring system, the state includes normal condition and malfunction；First transport module, for when the display device is in normal condition, the tower crane status information being converted into picture signal, and described image signal is transmitted to the display device；Second transport module, for when the display device is in malfunction, the tower crane status information is transmitted to mobile terminal by wireless communication technology, the mobile terminal is used for when the display device is in malfunction, the tower crane status information is received, and the tower crane status information is converted into picture signal to include on locking screen interface.
Description
Technical field
The present invention relates to derrick crane field, more particularly to a kind of tower crane state monitoring method and device.
Background technology
Tower crane entitled derrick crane entirely, is the full circle swinging tower crane tool that a kind of crane arm is installed in eminence, can pass through rotation
Component or material are accurately maneuvered into any part of its arm covering, its handling mode and allocation and transportation with amplitude variation trolley by the arm turned
Surpass any other machinery in terms of speed, therefore be widely adopted in constructions work.
In order to ensure tower crane safety, domestic and international multiple Corporation R ＆ Ds derrick crane security monitoring product, for example (,) it is a kind of
Tower crane safety monitoring system, it includes tower crane state monitoring apparatus and display device, and tower crane state monitoring apparatus is used to detect tower
The status information of machine, it is translated into picture signal and shows on the display apparatus, the tower that user can be shown by display device
The status information of machine manipulates to tower crane.
During the present invention is realized, inventor has found that prior art at least has problems with：
When display device failure, the status information of tower crane can not normally be shown, cause user can not be carried out just to tower crane
Often manipulation, causes potential safety hazard.
The content of the invention
In order to solve problem of the prior art, the embodiments of the invention provide a kind of tower crane state monitoring method and device.
The technical scheme is as follows：
In a first aspect, the embodiments of the invention provide a kind of tower crane state monitoring apparatus, described device includes：
Determining module, for determining the state of the display device in tower crane safety monitoring system, the state includes normal
State and malfunction；
First transport module, for when the display device is in normal condition, tower crane status information to be converted into figure
As signal, and described image signal is transmitted to the display device；
Second transport module, for when the display device is in malfunction, the tower crane status information to be passed through
Wireless communication technology is transmitted to mobile terminal, and the mobile terminal is used for when the display device is in malfunction, is received
The tower crane status information, and the tower crane status information is converted into picture signal including on locking screen interface；
The determining module, is used for：
The operating state signal of the display device is periodically obtained, the operating state signal includes the display device
Supply voltage, the display device backlight backlight enable voltage and the display device backlight regulation voltage
In it is at least one；
It is whether consistent with preset state signal to compare the operating state signal, when continuous n times judge described in run shape
When state signal is more than M with the inconsistent number of preset state signal, judge that the display device is in malfunction；As continuous N
When operating state signal described in secondary judgement is less than or equal to M with the inconsistent number of preset state signal, the display is judged
Device is in normal condition, and M and N are integer, and M is less than N, and M is more than or equal to 2.
In another implementation of the embodiment of the present invention, second transport module, it is used for：
The tower crane status information is sent to mobile terminal by Wifi, bluetooth, NFC, 3G or 4G technology.
Second aspect, the embodiment of the present invention additionally provide a kind of mobile terminal, and the mobile terminal includes：
Wireless transport module, when being in malfunction for the display device in tower crane safety monitoring system, receive tower
The tower crane status information that machine state monitoring apparatus is transmitted by wireless communication technology；
Processing module, for the tower crane status information to be converted into picture signal；
Display module, for described image signal to be included in locking screen interface.
In a kind of implementation of the embodiment of the present invention, the wireless transport module, it is used for：
Tower crane status information is received by Wifi, bluetooth, NFC, 3G or 4G technology.
The third aspect, the embodiment of the present invention additionally provide a kind of tower crane state monitoring method, and methods described includes：
The state of the display device in tower crane safety monitoring system is determined, the state includes normal condition and failure shape
State；
When the display device is in normal condition, tower crane status information is converted into picture signal, and by the figure
As signal is transmitted to the display device；
When the display device is in malfunction, by the tower crane status information by wireless communication technology transmit to
Mobile terminal, the mobile terminal are used for when the display device is in malfunction, receive the tower crane status information, and
The tower crane status information is converted into picture signal is included on locking screen interface；
The state of display device in the determination tower crane safety monitoring system, including：
The operating state signal of the display device is periodically obtained, the operating state signal includes the display device
Supply voltage, the display device backlight backlight enable voltage and the display device backlight regulation voltage
In it is at least one；
It is whether consistent with preset state signal to compare the operating state signal, when continuous n times judge described in run shape
When state signal is more than M with the inconsistent number of preset state signal, judge that the display device is in malfunction；As continuous N
When operating state signal described in secondary judgement is less than or equal to M with the inconsistent number of preset state signal, the display is judged
Device is in normal condition, and M and N are integer, and M is less than N, and M is more than or equal to 2.
In another implementation of the embodiment of the present invention, the tower crane status information is passed by wireless communication technology
Mobile terminal is transported to, including：
The tower crane status information is sent to mobile terminal by Wifi, bluetooth, NFC, 3G or 4G technology.
Fourth aspect, the embodiment of the present invention additionally provide a kind of tower crane state monitoring method, and methods described includes：
When display device in tower crane safety monitoring system is in malfunction, receives tower crane state monitoring apparatus and pass through
The tower crane status information of wireless communication technology transmission；
The tower crane status information is converted into picture signal；
Described image signal is included on locking screen interface.
In a kind of implementation of the embodiment of the present invention, the reception tower crane status information, including：
The tower crane status monitoring in the tower crane safety monitoring system is received by Wifi, bluetooth, NFC, 3G or 4G technology
The tower crane status information that device is sent.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
By in the display device failure monitored for tower crane, tower crane status information being sent into mobile terminal, makes shifting
Dynamic terminal, which can be converted to tower crane status information picture signal, to be included on locking screen interface, on the one hand, is avoided in display device
The problem of can not continuing to be monitored tower crane during failure, on the other hand, mobile terminal is directly converted to tower crane status information
Picture signal is shown on locking screen interface, facilitates user's direct viewing, without being operated to mobile terminal.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of structural representation of tower crane state monitoring apparatus provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of mobile terminal provided in an embodiment of the present invention；
Fig. 3 is a kind of flow chart of tower crane state monitoring method provided in an embodiment of the present invention；
Fig. 4 is a kind of flow chart of tower crane state monitoring method provided in an embodiment of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of structural representation of tower crane state monitoring apparatus provided in an embodiment of the present invention, referring to Fig. 1, tower crane
State monitoring apparatus 100 includes：
Determining module 101, for determining the state of the display device in tower crane safety monitoring system, state includes normal shape
State and malfunction；
First transport module 102, for when display device is in normal condition, tower crane status information to be converted into image
Signal, and picture signal is transmitted to display device 300；
Second transport module 103, for when display device is in malfunction, tower crane status information to be passed through into channel radio
Believe that technical transmission to mobile terminal 200, mobile terminal 200 is used for when display device 300 is in malfunction, receive tower crane shape
The tower crane status information that state monitoring device is transmitted by wireless communication technology, and tower crane status information is converted into picture signal and shown
Show on locking screen interface.
The embodiment of the present invention is by the way that in the display device failure monitored for tower crane, shifting is sent to by tower crane status information
Dynamic terminal, alloing mobile terminal that tower crane status information is converted into picture signal is included on locking screen interface, on the one hand, avoids
The problem of can not continuing to be monitored tower crane in display device failure, on the other hand, mobile terminal is directly by tower crane state
Information is converted to picture signal and is shown on locking screen interface, facilitates user's direct viewing, without being operated to mobile terminal.
In a kind of implementation of the embodiment of the present invention, determining module 101, it is used for：
The periodically operating state signal of acquisition display device, supply voltage of the operating state signal including display device,
The backlight of the backlight of display device enables at least one in the regulation voltage of voltage and the backlight of display device；Wherein,
Detection cycle can be set as needed, such as 0.1~1 second.
It is whether consistent with preset state signal to compare operating state signal, when continuous n times judgement in operating state signal with
When the inconsistent number of preset state signal is more than M, judge that display device is in malfunction；Run when in the judgement of continuous n times
When status signal is less than or equal to M with the inconsistent number of preset state signal, judge that display device is in normal condition, M and N
For integer, M is less than N, and M is more than or equal to 2.
Following two reasons may cause real-time operating state signal and predetermined state signal inconsistent：Firstth, provide
Signal short interruptions to display device；Secondth, display device breaks down.
If the first reason, operating state signal and predetermined state signal only may can be detected in one-time detection
It is inconsistent；And when occurring operating state signal and the inconsistent number of predetermined state signal in repeated detection more than 1, illustrate aobvious
Showing device breaks down.
Above-mentioned detection mode is monitoring in real time, when display device breaks down, can be detected in time.Need not be existing
The picture shown using camera shooting display device in technology, the side such as failure is then determined whether according to the picture of display
Formula, and only need to be by obtaining the operating state signal of display device, detection mode is simple, and cost is low.
Specifically, it is determined that module 101 includes signal gathering unit, signal gathering unit can include supply voltage collection
It is at least one in the enabled voltage acquisition subelement of unit, backlight and backlight regulation voltage collection subelement, wherein：Supply voltage
Collection subelement is used for the supply voltage for gathering display device；Backlight enables voltage acquisition subelement and is used to gather display device
The backlight of backlight enables voltage；Backlight regulation voltage collection subelement is used for the regulation electricity for gathering the backlight of display device
Pressure.
Further, tower crane state monitoring apparatus also includes processing module, and the processing module includes micro-control unit
(Microcontroller Unit, abbreviation MCU) and memory, MCU is by calling the program in memory to believe tower crane state
Breath is converted into corresponding picture signal, is then transmitted by the first transport module 102 to display device.
First transport module 102 is wire transmission module, can directly pass through line transmission picture signal.
Tower crane status information includes but is not limited to herein below：Arm state (orientation, height, amplitude), suspension hook state (bag
Include weight of main suspension hook and secondary suspension hook etc.), wind speed, temperature etc..
Further, tower crane state monitoring apparatus also includes acquisition module, and acquisition module is used for by being arranged on tower crane
Sensor detect to obtain tower crane status information, such as using air velocity transducer detection wind speed, using temperature sensor detection temperature,
Using the sensor detection arm state such as orientation, amplitude and height being arranged on arm, suspension hook is detected using weight sensor
State etc..The present invention is not repeated this.
In embodiments of the present invention, the second transport module 103, is used for：
Tower crane status information is passed through into Wireless Fidelity (Wireless Fidelity, abbreviation Wifi), bluetooth, closely
Wireless communication technique (Near Field Communication, abbreviation NFC), 3rd generation mobile communication technology (the 3rd
Generation mobile communication, abbreviation 3G) or fourth generation mobile communication technology (the 4th
Generation mobile communication, abbreviation 4G) it is sent to mobile terminal.I.e. the second transport module 103 is
Wifi, bluetooth, NFC, 3G or 4G wireless communication technology module.
Specifically using which kind of signal transmission, it can be determined according to transmission range, for example, if distance is shorter, then can adopted
Tower crane status information transmission is carried out with NFC, bluetooth or Wifi；If distant, 3G or 4G can be selected to carry out tower crane shape
State information transfer.
Further, the second transport module 103 be additionally operable to by tower crane status information by wireless communication technology transmit to
Before mobile terminal, wireless connection is established with mobile terminal.
Further, processing module is additionally operable to by wireless communication technology transmitting tower crane status information to mobile terminal
Before, processing is packaged to tower crane status information.To be encapsulated into the data message for meeting wireless transmission protocol.
Established below by tower crane state monitoring apparatus and mobile terminal exemplified by Wifi is connected, the transmission to tower crane status information
Illustrate.When tower crane state monitoring apparatus establishes Wifi with mobile terminal to be connected, the second transport module 103 can be based on
The Uart-Wifi for meeting Wifi wireless network standards of Uart interfaces flush bonding module TLN13UA06, it is wireless built in the module
Procotol IEEE802.11 protocol stacks and transmission control protocol/Internet Protocol (Transmission Control
Protocol/Internet Protocol, abbreviation TCP/IP) protocol stack, can realize serial data to wireless network data it
Between conversion.
Second transport module 103 is WAP (Wireless Access Point, abbreviation AP) mode of operation, is adopted
Worked with interconnection of telecommunication network agreement (Internet Protocol, the abbreviation IP) address set in advance and port numbers.
Second transport module 103 is connected by serial ports RS-232 with the MCU of tower crane state monitoring apparatus, forms a TCP
LAN server, the server keep monitoring (Listen) state.
When the second transport module 103 receives the nigh mobile device of distribution as terminal (Station, abbreviation STA)
Access request after, establish session connection with the mobile device.
When display device is in malfunction, tower crane status information is encapsulated as data message by MCU, and passes through above-mentioned meeting
Words connection is transmitted to mobile terminal.
Further, second transport module 103 is additionally operable to:The data message that mobile device is sent is received, will be received
Data message decapsulation (removing its TCP correlations frame head), and be assembled into initial data again and MCU be forwarded to by serial ports；MCU
Receive the initial data and parsed：If the initial data is control command, corresponding control operation is performed；Otherwise it is tower
Machine status request instructs, and returning to tower crane status information by serial ports RS-232 gives the second transport module 103, the second transport module
103 reception tower crane status informations are simultaneously back to mobile device in the form of being encapsulated as data message.That is except can be
Actively tower crane status information is occurred outside to mobile terminal during display device failure, can also be according to mobile terminal request to movement
Terminal sends tower crane status information.
Fig. 2 is a kind of structural representation of mobile terminal provided in an embodiment of the present invention, and referring to Fig. 2, mobile terminal 200 wraps
Include：
Wireless transport module 201, when being in malfunction for the display device in tower crane safety monitoring system, receive
The tower crane status information that tower crane state monitoring apparatus 100 is sent；
Processing module 202, for tower crane status information to be converted into picture signal；
Display module 203, for picture signal to be included in locking screen interface.
The embodiment of the present invention is by when display device is in malfunction, receiving the tower that tower crane state monitoring apparatus is sent
Machine status information, tower crane status information is converted into picture signal is included on locking screen interface, on the one hand, avoids in display device
The problem of can not continuing to be monitored tower crane during failure, on the other hand, mobile terminal is directly converted to tower crane status information
Picture signal is shown on locking screen interface, facilitates user's direct viewing, without being operated to mobile terminal.
In embodiments of the present invention, wireless transport module 201, it is used for：
Tower crane status information is received by Wifi, bluetooth, NFC, 3G or 4G technology.
Specifically, processing module 202 is used to decapsulate the tower crane status information received, then by mobile whole
Tower crane status information is converted to picture signal by the application program in end.
The application program includes human-computer interaction interface, professional platform independence of the human-computer interaction interface based on Qt frame lifter codes
Can, using Dynamic Distribution to be applicable each screen size.
The application program connects in use, calling wireless transport module 201 to be established with tower crane state monitoring apparatus, and will even
Binding fruit feeds back to user, and user can attempt reconnection after connection failure.
User can produce instruction by human-computer interaction interface, such as control command or the instruction of tower crane status request, handle mould
Instruction is encapsulated as data message by block 202, occurs to give tower crane state monitoring apparatus by wireless transport module 201.When receiving
During the data message of tower crane state monitoring apparatus passback, transfer to processing module to unpack analysis, corresponding data are included at interface
On.
Further, human-computer interaction interface mainly includes：Status display part, operating mode switching part, alarm switch, control
Switch, remote power-off；Secondary interface mainly includes：Systematic parameter, system configuration, alarm parameters, weight demarcation, weight amendment,
Amplitude correction, Backup and Restore, angle calibration, curve of load table, historical record, alarm logging, statistic record.Into interfaces at different levels
Application program asks corresponding data by TCP communication to tower crane state monitoring apparatus afterwards, after receiving return data message, via place
Reason resume module is shown in respective interface again.Equally, user is configured by mobile device to tower crane parameter, parameter setting life
Order is sent to tower crane state monitoring apparatus, control action corresponding to the execution of tower crane state monitoring apparatus by TCP data message.
Further, the mobile terminal also includes memory module, for being stored to the output data of processing module.
Memory module uses to be realized based on SQLite embedded system data bases, with respect to large datas such as MySQL, Oracle
Its resources occupation rate is smaller for storehouse, and processing speed is faster.Support that database data is exported into movement with Excel forms
The external memory units such as the safety digital storage card (Secure Digital Memory Card, abbreviation SD) of equipment are realized non-easy
Lose storage.
Further, the processing module 202 is additionally operable to analyze tower crane current action danger coefficient according to tower crane status information,
And analysis result is given and gives human-computer interaction interface, provide prompting or warning message for driver.
When picture signal is shown on locking screen interface, if user needs to use human-computer interaction interface, need first to solve
Lock, then could normal use.
In the present invention, include except the tower crane status information that mobile terminal receives can be converted into picture signal
Outside on locking screen interface, can also be by the mode of operation of application program setting mobile terminal：Receiving tower crane state letter
Screen Chang Liang is kept during breath, with user-friendly；Or the mode of operation of setting mobile terminal is：The point only under precarious position
Bright screen curtain and the information that gives a warning, ensure security on the premise of energy-conservation to realize.
Fig. 3 is a kind of flow chart of tower crane state monitoring method provided in an embodiment of the present invention, and this method is as shown in Figure 1
Tower crane state monitoring apparatus performs, and referring to Fig. 3, method includes：
Step 301：The state of the display device in tower crane safety monitoring system is determined, state includes normal condition and failure
State.
In a kind of implementation of the embodiment of the present invention, the shape of the display device in tower crane safety monitoring system is determined
State, including：
The first step, periodically obtains the operating state signal of display device, and operating state signal includes the confession of display device
Piezoelectric voltage, display device backlight the backlight backlight that enables voltage and display device regulation voltage at least one
It is individual.
Wherein, detection cycle can be set as needed, such as 0.1~1 second.
Whether second step, it is consistent with preset state signal to compare operating state signal, when running status in the judgement of continuous n times
When signal is more than M with the inconsistent number of preset state signal, judge that display device is in malfunction；When continuous n times judge
When middle operating state signal is less than or equal to M with the inconsistent number of preset state signal, judge that display device is in normal shape
State, M and N are integer, and M is less than N, and M is more than or equal to 2.
In second step, following two reasons may cause real-time operating state signal to differ with predetermined state signal
Cause：Firstth, the signal short interruptions of display device are supplied to；Secondth, display device breaks down.
If the first reason, operating state signal and predetermined state signal only may can be detected in one-time detection
It is inconsistent；And when occurring operating state signal and the inconsistent number of predetermined state signal in repeated detection more than 1, illustrate aobvious
Showing device breaks down.
Above-mentioned detection mode is monitoring in real time, when display device breaks down, can be detected in time.Need not be existing
The picture shown using camera shooting display device in technology, the side such as failure is then determined whether according to the picture of display
Formula, and the operating state signal of display device need to be only obtained by signal gathering unit, detection mode is simple, and cost is low.
Step 302：When display device is in normal condition, tower crane status information is converted into picture signal, and will figure
As signal is transmitted to display device.
Specifically, correspondingly program can be preset with tower crane state monitoring apparatus, for tower crane status information to be converted
For corresponding picture signal.The tower crane state monitoring apparatus includes MCU and memory, and MCU is by calling the program in memory
Perform above-mentioned function.
Tower crane status information includes but is not limited to herein below：Arm state (orientation, height, amplitude), suspension hook state (bag
Include weight of main suspension hook and secondary suspension hook etc.), wind speed, temperature etc..
Tower crane status information detects to obtain by the sensor being arranged in tower crane, such as using air velocity transducer detection wind
Speed, using temperature sensor detection temperature, arm shape is detected using sensors such as the orientation, amplitude and height being arranged on arm
State, suspension hook state etc. is detected using weight sensor.The present invention is not repeated this.
Step 303：When display device is in malfunction, by tower crane status information by wireless communication technology transmit to
Mobile terminal, mobile terminal are used for when display device is in malfunction, receive tower crane state monitoring apparatus and pass through channel radio
Believe the tower crane status information of technical transmission, and tower crane status information is converted into picture signal to include on locking screen interface.
In embodiments of the present invention, tower crane state monitoring apparatus and display device wired connection, therefore can directly pass through
Line transmission picture signal.
In embodiments of the present invention, tower crane status information is transmitted to mobile terminal by wireless communication technology, including：
Tower crane status information is sent to mobile terminal by Wifi, bluetooth, NFC, 3G or 4G technology.What is specifically used
Kind signal transmission, can determine according to transmission range, for example, if distance is shorter, then can use NFC, bluetooth or Wifi, such as
Fruit is distant, then 3G or 4G can be selected to carry out tower crane status information transmission.
The embodiment of the present invention is by the way that in the display device failure monitored for tower crane, shifting is sent to by tower crane status information
Dynamic terminal, alloing mobile terminal that tower crane status information is converted into picture signal is included on locking screen interface, on the one hand, avoids
The problem of can not continuing to be monitored tower crane in display device failure, on the other hand, mobile terminal is directly by tower crane state
Information is converted to picture signal and is shown on locking screen interface, facilitates user's direct viewing, without being operated to mobile terminal.
Fig. 4 is a kind of flow chart of tower crane state monitoring method provided in an embodiment of the present invention, and this method is provided by Fig. 2
Mobile terminal performs, and referring to Fig. 4, method includes：
Step 401:When display device in tower crane safety monitoring system is in malfunction, tower crane status monitoring is received
The tower crane status information that device is transmitted by wireless communication technology.
In a kind of implementation of the embodiment of the present invention, receive tower crane state monitoring apparatus and passed by wireless communication technology
Defeated tower crane status information, including：
The tower crane state monitoring apparatus in tower crane safety monitoring system is received by Wifi, bluetooth, NFC, 3G or 4G technology
The tower crane status information of transmission.
Further, before tower crane status information is received, this method also includes：
Wireless connection is established with tower crane state monitoring apparatus.
Wireless connection specifically can be established with tower crane state monitoring apparatus in the following way:
Step 402:Tower crane status information is converted into picture signal.
Specifically, correspondingly program can be preset with mobile terminal, corresponding to tower crane status information is converted into
Picture signal.The program can also integrate the function of step 401 and step 403.
Step 403:Picture signal is included on locking screen interface.
The embodiment of the present invention is by when display device is in malfunction, receiving the tower that tower crane state monitoring apparatus is sent
Machine status information, tower crane status information is converted into picture signal is included on locking screen interface, on the one hand, avoids in display device
The problem of can not continuing to be monitored tower crane during failure, on the other hand, mobile terminal is directly converted to tower crane status information
Picture signal is shown on locking screen interface, facilitates user's direct viewing, without being operated to mobile terminal.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (4)
1. a kind of tower crane state monitoring apparatus, it is characterised in that described device includes：
Determining module, for determining the state of the display device in tower crane safety monitoring system, the state includes normal condition
And malfunction；
First transport module, for when the display device is in normal condition, tower crane status information to be converted into image letter
Number, and described image signal is transmitted to the display device；
Second transport module, for when the display device is in malfunction, the tower crane status information being passed through wireless
The communication technology is transmitted to mobile terminal, and the mobile terminal is used for when the display device is in malfunction, described in reception
Tower crane status information, and the tower crane status information is converted into picture signal including on locking screen interface；
The determining module, is used for：
The operating state signal of the display device is periodically obtained, the operating state signal includes the confession of the display device
Piezoelectric voltage, the display device backlight the backlight backlight that enables voltage and the display device regulation voltage in
It is at least one；
It is whether consistent with preset state signal to compare the operating state signal, when continuous n times judge described in running status letter
When number being more than M with the inconsistent number of preset state signal, judge that the display device is in malfunction；When continuous n times are sentenced
When operating state signal is less than or equal to M with the inconsistent number of preset state signal described in disconnected, the display device is judged
In normal condition, M and N are integer, and M is less than N, and M is more than or equal to 2.
2. device according to claim 1, it is characterised in that second transport module, be used for：
The tower crane status information is moved by Wireless Fidelity Wifi, bluetooth, near field communication (NFC) NFC, the third generation
Dynamic communication technology 3G or fourth generation mobile communication technology 4G is sent to mobile terminal.
3. a kind of tower crane state monitoring method, it is characterised in that methods described includes：
The state of the display device in tower crane safety monitoring system is determined, the state includes normal condition and malfunction；
When the display device is in normal condition, tower crane status information is converted into picture signal, and described image is believed
Number transmit to the display device；
When the display device is in malfunction, the tower crane status information is transmitted to movement by wireless communication technology
Terminal, the mobile terminal are used for when the display device is in malfunction, receive the tower crane status information, and by institute
State tower crane status information and be converted to picture signal and be shown on locking screen interface；
The state of display device in the determination tower crane safety monitoring system, including：
The operating state signal of the display device is periodically obtained, the operating state signal includes the confession of the display device
Piezoelectric voltage, the display device backlight the backlight backlight that enables voltage and the display device regulation voltage in
It is at least one；
It is whether consistent with preset state signal to compare the operating state signal, when continuous n times judge described in running status letter
When number being more than M with the inconsistent number of preset state signal, judge that the display device is in malfunction；When continuous n times are sentenced
When operating state signal is less than or equal to M with the inconsistent number of preset state signal described in disconnected, the display device is judged
In normal condition, M and N are integer, and M is less than N, and M is more than or equal to 2.
4. according to the method for claim 3, it is characterised in that pass the tower crane status information by wireless communication technology
Mobile terminal is transported to, including：
The tower crane status information is sent to mobile terminal by Wifi, bluetooth, NFC, 3G or 4G technology.
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| CN111039176B (en) * | 2019-12-20 | 2021-07-30 | 博睿斯重工股份有限公司 | Crane state monitoring and fault automatic diagnosis method |
| CN113093962B (en) * | 2021-04-30 | 2023-04-07 | 上海三一重机股份有限公司 | Display screen control method, system and device of electric operation machine and electronic equipment |
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| CN203159096U (en) * | 2013-04-11 | 2013-08-28 | 杭州德昌隆信息技术有限公司 | Tower crane intelligent early warning system based on wireless communication technology |
| WO2014162894A1 (en) * | 2013-04-02 | 2014-10-09 | 株式会社タダノ | Device for checking working state of work machine |
| CN204355977U (en) * | 2014-12-12 | 2015-05-27 | 南京世泽科技有限公司 | A kind of tower machine remote control and monitored control system |
| CN204847934U (en) * | 2015-07-27 | 2015-12-09 | 湖南中联重科智能技术有限公司 | Torque limiter , torque limiter system and hoist |
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| WO2014162894A1 (en) * | 2013-04-02 | 2014-10-09 | 株式会社タダノ | Device for checking working state of work machine |
| CN203159096U (en) * | 2013-04-11 | 2013-08-28 | 杭州德昌隆信息技术有限公司 | Tower crane intelligent early warning system based on wireless communication technology |
| CN204355977U (en) * | 2014-12-12 | 2015-05-27 | 南京世泽科技有限公司 | A kind of tower machine remote control and monitored control system |
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