CN110963428A - Intelligent monitoring system for tower crane jacking operation - Google Patents

Intelligent monitoring system for tower crane jacking operation Download PDF

Info

Publication number
CN110963428A
CN110963428A CN201911253280.6A CN201911253280A CN110963428A CN 110963428 A CN110963428 A CN 110963428A CN 201911253280 A CN201911253280 A CN 201911253280A CN 110963428 A CN110963428 A CN 110963428A
Authority
CN
China
Prior art keywords
jacking
hydraulic
sensor
tower crane
monitor system
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
Application number
CN201911253280.6A
Other languages
Chinese (zh)
Inventor
陈悦
常华强
冯志超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yichang Chuangxing Electronic Technology Development Co ltd
Original Assignee
Yichang Chuangxing Electronic Technology Development Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yichang Chuangxing Electronic Technology Development Co ltd filed Critical Yichang Chuangxing Electronic Technology Development Co ltd
Priority to CN201911253280.6A priority Critical patent/CN110963428A/en
Publication of CN110963428A publication Critical patent/CN110963428A/en
Pending legal-status Critical Current

Links

Images

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
    • B66C13/00—Other constructional features or details
    • B66C13/18—Control systems or devices
    • B66C13/20—Control systems or devices for non-electric drives
    • 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
    • B66C23/90—Devices for indicating or limiting lifting moment
    • B66C23/905—Devices for indicating or limiting lifting moment electrical
    • 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
    • B66C23/94—Safety gear for limiting slewing movements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063—Operations research, analysis or management
    • G06Q10/0633—Workflow analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/20—Administration of product repair or maintenance

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Human Resources & Organizations (AREA)
  • Physics & Mathematics (AREA)
  • Strategic Management (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Economics (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Operations Research (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Quality & Reliability (AREA)
  • Tourism & Hospitality (AREA)
  • Chemical & Material Sciences (AREA)
  • General Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Theoretical Computer Science (AREA)
  • Development Economics (AREA)
  • Automation & Control Theory (AREA)
  • Educational Administration (AREA)
  • Game Theory and Decision Science (AREA)
  • Control And Safety Of Cranes (AREA)

Abstract

An intelligent monitoring system for tower crane jacking operation comprises a monitor system, a jacking hydraulic control system, a scheduling command platform, a mobile phone APP and a platform cloud server; the monitor system comprises a facial makeup sensor, a horizontal sensor, a rotary positioning inductive switch, an ID card reader and an ultrasonic ranging sensor. The jacking hydraulic control system comprises an oil level sensor, an oil temperature sensor, a first hydraulic pressure sensor, a second hydraulic pressure sensor, a first electromagnetic valve, a second electromagnetic valve and a motor contactor and is used for being connected with a hydraulic motor. The oil level sensor, the oil temperature sensor, the first hydraulic sensor, the second hydraulic sensor, the horizontal sensor, the ultrasonic ranging sensor, the ID card reader and the rotary positioning inductive switch are all connected with the PLC host. The PLC host is connected with the platform cloud server, and the mobile phone APP is connected with the platform cloud server. The monitoring system realizes the whole-process and whole-flow safety monitoring of the tower crane jacking (joint adding/joint lowering) operation and ensures the whole-process safety of the tower crane jacking operation.

Description

Intelligent monitoring system for tower crane jacking operation
Technical Field
The invention relates to intelligent monitoring equipment for installing and dismantling a tower crane, in particular to an intelligent monitoring system for jacking operation of the tower crane.
Background
At present, the quantity of tower cranes in China is about 40 thousands, and a large number of tower cranes are put into construction and installation projects every year. However, the installation and the removal of the tower crane are basically manual operation, only people are monitored in the whole operation process, and due to the influence of the randomness of people and internal and external reasons, the installation and the removal of the tower crane are easy to cause irregular operation in all links, so that potential safety hazards are buried for the installation and the removal of the tower crane, and various safety accidents occur. At present, the supervision department pays high attention to the safety production of the tower crane, and a plurality of related management systems and regulations are provided. Leaders of all related units also pay high attention to the operation safety of installation, disassembly and jacking (joint adding and descending) of the tower crane, and a series of management regulations and specifications are formulated. But the tower crane has more installation and dismantling links and is highly complex. Because the quantity of the tower cranes is large, and the number of the personnel participating in installation and removal is large, the personnel quality is different, and the system, the specification and the regulation of each unit are different, so that various irregular behaviors are caused in the actual operation process. More importantly, the real-time monitoring cannot be realized, and the irregular operation cannot be intervened and corrected in time, so that various safety problems occur. Therefore, the development of a set of intelligent monitoring equipment for installing and dismantling a tower crane is a technical problem to be solved urgently at present.
Disclosure of Invention
The invention provides an intelligent monitoring system for tower crane jacking operation, which realizes the whole-process and whole-flow safety monitoring of tower crane jacking (joint adding/joint lowering) operation and ensures the whole-process safety of tower crane jacking operation.
The technical scheme adopted by the invention is as follows:
an intelligent monitoring system for tower crane jacking operation comprises a monitor system, a jacking hydraulic control system, a scheduling command platform, a mobile phone APP and a platform cloud server;
the monitor system includes:
the facial makeup sensor is used for detecting the identity qualification of the operating personnel and the guardians;
the horizontal sensor is used for detecting the levelness of the jacking cross beam during working;
the rotary positioning inductive switch is used for sensing a locking signal of a rotary pin of the tower crane;
the ID card reader is used for reading an electronic tag arranged on the trolley and detecting whether the trolley is balanced;
the ultrasonic ranging sensor is used for detecting the distance between the jacking oil cylinder and the jacking cross beam;
the jacking hydraulic control system comprises:
the oil level sensor is used for detecting the oil level of the jacking hydraulic oil tank;
the oil temperature sensor is used for detecting the oil temperature of the jacking hydraulic oil tank;
the first hydraulic sensor is used for detecting the pressure of a rod oil cavity of the jacking hydraulic cylinder;
the second hydraulic sensor is used for detecting the pressure of the rodless oil cavity of the jacking hydraulic cylinder;
the first electromagnetic valve is used for controlling the on-off of an oil pipe of a rod oil cavity of the jacking hydraulic cylinder;
the second electromagnetic valve is used for controlling the on-off of an oil pipe of an oil cavity of the jacking hydraulic cylinder;
the motor contactor is used for being connected with the hydraulic motor and controlling the on-off of a power supply of the hydraulic motor;
the facial makeup sensor is connected with the touch screen, and the touch screen is connected with the PLC host;
the oil level sensor, the oil temperature sensor, the first hydraulic sensor, the second hydraulic sensor, the horizontal sensor, the ultrasonic ranging sensor, the ID card reader and the rotary positioning inductive switch are all connected with the PLC host;
the first electromagnetic valve, the second electromagnetic valve and the motor contactor are connected with a PLC host;
the PLC host is connected with the platform cloud server, and the mobile phone APP is connected with the platform cloud server.
The dispatching command platform comprises:
the system comprises a notebook computer, a laser printer, a switchboard, a communication module, a data transmission radio station, a laser scanner, a talkback command machine, a total station and a network bridge;
the laser scanner and the laser printer are respectively connected with the notebook computer;
the talkback commander is connected with the switch; the exchanger is respectively connected with the communication module, the network bridge and the data transmission radio station;
the total station is connected with a notebook computer through a switch;
the data transmission radio station is connected with the notebook computer through the switch;
the notebook computer is connected with the platform cloud server in a wired or wireless mode.
The dispatching command platform further comprises a display and a video recorder, the video display is connected with the video recorder, and the video recorder is connected with the network bridge through the switch.
The dispatching command platform further comprises an IP interphone, the IP interphone is connected with the platform cloud server through the communication module, the platform cloud server is connected with the IP wireless talkback command machine of the dispatching command platform, and the mobile phone APP of the dispatching command personnel is connected with the platform cloud server.
The communication module is connected with the PLC host through a port of the switch, and a wireless end of the switch is connected with the platform cloud server.
The data transmission radio station is connected with the PLC host through the other port of the switch; another wireless terminal of the switch is connected with the data transmission radio station of the dispatching command platform
The network bridge is respectively connected with a first camera arranged in the cab and a second camera arranged in the jacking area, the first camera and the second camera are connected with the dispatching command platform through the network bridge, and the operation working condition can be monitored in real time through the displayer.
The PLC host is connected with the jacking electromagnetic valve loop and the hydraulic motor loop;
the PLC host is connected with a tower crane lifting loop, a variable amplitude loop and a rotary loop;
in the jacking hydraulic control system, the jacking hydraulic control system is provided with a jacking hydraulic control system,
the first and second hydraulic sensors are arranged in a hydraulic cylinder loop behind the hydraulic loop balance valve and used for detecting the pressure of the hydraulic cylinder loop, and during operation, the first and second hydraulic sensors continuously acquire the pressure of a rod oil cavity and a rodless oil cavity of the hydraulic cylinder.
The first and second electromagnetic valves are respectively connected with a rod oil cavity oil pipe and a rodless oil cavity oil pipe from the reversing valve to the balance valve;
one end of the motor contactor is connected with the power supply air switch, and the other end of the motor contactor is connected with the power line of the hydraulic motor;
the oil temperature sensor and the oil level sensor are arranged in an oil tank of the hydraulic station and used for detecting the oil level and the oil temperature of the oil tank.
The invention discloses an intelligent monitoring system for jacking operation of a tower crane, which has the following technical effects:
1: the whole-process and whole-flow safety monitoring of the tower crane jacking (section adding/section lowering) operation is realized, and the whole-process safety of the tower crane jacking (section adding/section lowering) operation is ensured;
2: the method realizes the organic combination of the on-site monitoring and the platform monitoring, and realizes two real-time monitoring to all operation results of people who perform tower crane jacking (joint adding/descending) operation: one is on-site real-time monitoring, such as: jacking operation, namely, for a process that each sensor cannot detect, a supervisor firstly supervises the operation result of an on-site operator on site and records and confirms on a monitor system, and simultaneously takes a picture through a mobile phone APP to send back a tower crane hoisting careless net platform, so that on-site commanders and managers can perform second pass of customs on the tower crane hoisting careless net platform, and when the on-site commanders and managers find that the operation of a certain process is not standard and does not reach the standard, the managers can intervene the site in time, and thus, the potential safety hazard of the tower crane jacking operation caused by various factors such as forgetting, tiger, emotion and the like can be effectively avoided;
3: the key points of the jacking (node adding/node lowering) operation realize automatic monitoring, and the safety risk which may occur due to manual reasons and operation not according to the regulations is avoided.
4: the method realizes the organic combination of data monitoring and video monitoring, and can timely prevent the on-site personnel from operating in an irregular way or operating in a violation way when the dispatching command and dispatching platform finds that the on-site personnel operate in an irregular way, thereby avoiding the possible safety risk.
5: the monitoring function of the mobile phone APP in the jacking/descending operation process of the tower crane is realized, and site construction operators can send site construction picture, video, text and other omnibearing information to the management platform through the mobile phone APP; dispatching commanders can inquire all-round information such as site real-time monitoring data, states, pictures, videos and the like through a mobile phone APP, can coordinate site construction operation in real time, and ensure safe and efficient operation;
6: an operation flow monitoring program is embedded in the PLC host, and each step of operation is monitored by the flow operation of the monitor system, so that the tower crane jacking (joint adding/joint reducing) operation and the whole flow safety monitoring are realized, and the whole safety of the tower crane jacking (joint adding/joint reducing) operation is ensured.
7: the oil level sensor, the oil temperature sensor, the hydraulic sensor, the horizontal sensor, the ultrasonic sensor, the wind speed sensor, the ID card reader, the rotary positioning inductive switch, the torque limiter and the like are all connected with the PLC host, so that key points of jacking (node adding/node lowering) operation are automatically monitored, and possible safety risks caused by manual reasons and possible operation not according to regulations are avoided.
8: the field is not only monitored by a monitor system, but also cameras are installed in a cab and a jacking operation field, so that the organic combination of data monitoring and video monitoring is realized, dispatching command and management personnel can monitor all jacking operation link states through monitoring data and pictures of a tower crane hoisting carefree network platform, meanwhile, the jacking personnel in the video monitoring field can carry out non-standard operation or illegal operation working conditions, and can timely stop when the illegal operation in the field is found, so that the possible safety risk is avoided.
9: a mobile phone APP of a field supervisor is connected with a platform cloud server (a tower crane carefree hoisting network); a manager can take photos of all jacking (festival adding/section lowering) operation results through a mobile phone and send back to the tower crane carefree hoisting network platform cloud server, and a scheduling command and management person can monitor whether the operation results of all links of on-site jacking (festival adding/section lowering) meet regulations and specifications through the tower crane carefree hoisting network platform cloud server, so that secondary insurance is carried out on-site operation, and the jacking (festival adding/section lowering) is safe and reliable.
Drawings
Fig. 1 is a schematic diagram of the working principle of the present invention.
Fig. 2 is a schematic view of a video monitoring portion of the present invention.
Fig. 3 is a schematic diagram of the jacking hydraulic control system of the present invention.
Fig. 4 is a working schematic diagram of the dispatching command platform of the invention.
Detailed Description
As shown in fig. 1 to 4, an intelligent monitoring system for tower crane jacking operation comprises a monitor system, a jacking hydraulic control system, a dispatching command platform, a mobile phone APP and a platform cloud server.
(I): the monitor system mainly comprises a sensing/sensing part, an analysis processing part, an alarm control part, a communication talkback part and the like; as shown in fig. 1.
1: the sensing/sensing part mainly comprises 1 facial makeup sensor KAIris200 for recording operating personnel and monitoring personnel, 1 oil level sensor Y0001 and 1 oil temperature sensor PT100 for a hydraulic jacking system, 2 hydraulic sensors YYQ-35 in a hydraulic cylinder loop, 1 crossbeam horizontal sensor EAS-V1.0, 1 rotary positioning sensing switch E2E, phi 30, 1 wind speed sensor YGC-PS, a torque limiter, a trolley balance position ID card reader RD901M, an ultrasonic ranging sensor LM-112 and 010-DAC and the like, and the working principle of each sensor is as follows:
(1): facial makeup sensor karris 200: the facial makeup sensor is used for managing all drivers participating in jacking and comprising a supervisor, all the persons participating in jacking are required to be input by brushing faces during working, a touch screen TCP7062Ti is sent to a platform cloud server of a tower crane carefree hoisting network through a 4G communication module LET-DTU-360, a field command platform confirms the qualification of all the workers on the network, the system is allowed to start working after all the workers confirm that the qualification, safety education and the like meet standards through the field command platform, otherwise, a hydraulic jacking system, a tower crane electrical control system and the like are all in a closed state and cannot work, and therefore all the conditions of the persons are guaranteed to meet the requirements of jacking operation.
(2): the oil level sensor Y0001 and the oil temperature sensor PT100 are both arranged in the oil tank and are mainly responsible for detecting the oil level and the oil temperature of the oil tank, and during working, the oil level sensor Y0001 and the oil temperature sensor PT100 can continuously send detection signals to the S7-200SMARTSR60PLC host. When the oil level is lower than the set standard level, the system gives an automatic alarm, and if the oil level is lower than the lower limit level, the system immediately issues a control command, and cuts off the power supply of the hydraulic motor until the hydraulic system normally works after a worker adds the hydraulic oil in the oil tank above the standard level. The oil temperature sensor works in a similar principle.
(3): the hydraulic cylinder circuit behind the hydraulic circuit balance valve is provided with 2 hydraulic sensors YYQ-35 which are mainly responsible for pressure detection of the hydraulic cylinder circuit, the pressure of a rod oil cavity and a rodless oil cavity of the hydraulic cylinder can be continuously collected during working, when the system pressure exceeds a set value, the system can automatically switch the oil supply direction of the hydraulic cylinder circuit through an electromagnetic valve after analysis and judgment, and the hydraulic oil from the reversing valve is discharged back to an oil tank, so that the safety of the hydraulic cylinder is ensured. The other function of the hydraulic sensor YYQ-35 is to protect the safety of the operation of the reversing valve, and the working mode of the jacking hydraulic system needs to be selected on the monitor system before the reversing valve is operated. Whether it is an up mode or a down mode; the second step is selected to be the first step after the supervision and confirmation. Such as: the operation can be carried out after the process of 40M, and the operation can be carried out after the supervision and confirmation, but in case of errors in operation engineering, the pressure of a working system of the reversing valve begins to rise as long as the mode is different from the mode selected on the monitor system, after the pressure is detected by the hydraulic sensor YYYQ-35, the monitor system can carry out analysis and judgment, when the operation errors are found by the instrument, the instrument can immediately command shutdown, the electromagnetic valve is rapidly opened to drain the hydraulic oil back to the oil tank, meanwhile, a motor contactor of the hydraulic motor is tripped, the power supply of the hydraulic motor is cut off, and therefore, no major errors are caused in.
(4): the crossbeam level sensor EAS-V1.0 is mainly responsible for the detection of the levelness of the jacking crossbeam during operation, and it must be kept on a vertical line with the hydraulic cylinder, just can guarantee the reliability of jacking atress of the hydraulic cylinder, when finding that crossbeam and hydraulic cylinder are not on a vertical line, the system can report to the police to can automatic control solenoid valve, forbid the jacking operation, thereby ensure the safety of jacking in-process crossbeam.
(5): rotation positioning induction switch e2e. During jacking operation, the tower arm is fixed on one point through the rotating pin and cannot rotate freely, so that after the rotating pin of the tower crane is locked, the rotating positioning induction switch E2E, phi 30 can induce a switch signal, and the jacking system allows the jacking operation to start, otherwise, the system does not allow the hydraulic system to work, so that the tower crane arm frame is ensured to be jacked safely under a stable condition.
(6): wind speed sensor YGC-PS: the YGC-PS wind speed sensor is mainly responsible for detecting the ambient wind speed, and when the ambient wind speed exceeds 4 levels, the system can automatically close the power supply of the jacking mechanism to ensure that the external ambient wind speed meets the jacking condition.
(7): the moment limiter: the moment limiter is used for connecting a signal wire into the monitor system by utilizing the originally installed moment limiter, and in the jacking operation process, if the jacking operation is not completed, the system can immediately control the tower crane to lift, so that major safety accidents are prevented, and only when the jacking operation is completed and the command console confirms that all links of the whole jacking operation flow meet the standard requirements, the system can normally work.
(8): vehicle equilibrium position ID card reader RD 901M: when the lifting hook lifts the standard knot and reaches a balance position, lifting is allowed to start operation, so that the balance point is very important for lifting operation, an ID card reader RD901M is arranged at the balance position, an electronic tag is installed at the center of the trolley, the sensing distance between the ID card reader RD901M and the electronic tag is far, the balance point is found at first, then the reader is fixed, and when the trolley reaches the balance position, a system signal lamp is lightened, so that the lifting operation is allowed.
(9): ultrasonic ranging sensor LM-112 and 010-DAC: it is responsible for detecting the distance between jacking cylinder and the jacking crossbeam, can observe tower machine jacking/decline process through the distance judgement between jacking cylinder and the jacking crossbeam, and the while takes notes jacking height, after jacking height reached standard festival set up highly, if do not think jacking system once more will alarm control to prevent that the judgement error that people's forget or other reasons lead to leads to major incident emergence.
(10): monitoring a fixed shaft pin at the top of a jacking oil cylinder, monitoring 2-head safety screws of a jacking transverse frame in a screwing/unscrewing mode, monitoring off/in-place of a lower support, monitoring in-place/off-place of a platform standard knot, monitoring off/in-place of a lower support shaft pin, monitoring the gap distance of a guide pulley and the like; the manual mobile phone is used for shooting and sending back to the network platform to wait for confirmation of the command platform by adopting flow management and software numbering, meanwhile, jacking supervision fills in a confirmation on the instrument, and a program can carry out the next step after the jacking supervision is confirmed in each step.
(11): the jacking hydraulic part is divided into a hydraulic part and an electric part; the hydraulic part consists of an oil tank, a hydraulic motor, a hydraulic pump, an overflow valve, a pressure gauge, a manual reversing valve, a one-way throttle valve, a balance valve, a telescopic oil cylinder, a connecting pipeline and the like. The electric part mainly comprises a hydraulic sensor, an oil temperature sensor, an oil level sensor, an electromagnetic directional valve, a motor contactor and the like. In operation, firstly, the operator selects on the monitor system: the working mode is jacking or descending, after the jacking is confirmed and the selection of the jacking is selected, the operation procedure is selected to be the second, the motor can be started to pressurize the rodless oil cavity of the hydraulic cylinder through the reversing valve after the confirmation, if the operation is mistakenly performed to pressurize the rod oil cavity, the instrument commands the motor to stop and refuse to execute and give an alarm after the oil pressure is sent to the oil cavity.
2: the analysis processing part mainly comprises S7-200smartsr60PLC, a switch 005, a touch screen TPC7062Ti and the like.
The alarm control part mainly comprises 1 control relay board, a corresponding control line and the like.
The communication talkback part mainly comprises 1 IP interphone FY-F30, 1 data transmission radio 915L30, 1 4G communication module LET-DTU-360, a construction personnel mobile phone APP and the like.
When the system works, each sensor sends acquired signals to a Siemens S7-200smartsr60PLC host, an S7-200smartsr60PLC host sends alarm signals to an alarm according to program setting, control signals are sent to the PLC host, communication signals are sent to a tower crane carefree hoisting network platform through a 4G communication module DTU, and a field dispatching command console is communicated with the tower crane carefree hoisting network platform in cycles;
if the field conditions are poor, only a tee joint is provided: the system is water-through, electrified and closed without networking, and the monitor system is provided with a data transmission communication radio station 915L30 and can keep data communication with a dispatching command platform through the data transmission communication radio station 915L 30;
the mobile phone APP sends all shot photos to a tower crane carefree hoisting platform cloud server according to information acquired on site, and on-site command and dispatch personnel, supervision personnel and the like can inquire and monitor on the internet and can receive commands of a command and dispatch platform;
the video part mainly comprises 1 cab dome camera S820IPC, 1 jacking area dome camera S820IPC, 1 video recorder DS-7804 HQH and 1 network bridge AP 20; when the vehicle-mounted working condition monitoring system works, the camera S820IPC sends the video information of the operating working condition of the cab and the jacking working condition to the dispatching command platform through the network bridge AP20, and dispatching command personnel can monitor the working condition of the vehicle in real time through the display.
The process monitoring part is mainly characterized in that tower crane jacking (section adding/section reducing) operation process monitoring software is embedded into a monitor system and a tower crane carefree hoisting platform cloud server, when a tower crane is subjected to on-site supervision and monitoring and background management personnel monitoring in the jacking (section adding/section reducing) operation process, double insurance is added to tower crane jacking (section adding/section reducing) operation, and each process node is ensured to reach the standard or standard.
(II): the dispatching command platform is a command core of tower crane on-site jacking, running and dismantling work and comprises 6 parts, namely an information acquisition part, a communication talkback part, an information processing part, a video monitoring part, a mobile phone APP, a process monitoring part and the like.
(1): the information acquisition part is mainly formed by a scanner Perfection V19 and is responsible for the operation and the recording of qualification certificates, equipment archives and the like by special personnel; the total station or theodolite is the equipment of professional detection team, needs in time to send data such as basic data, tower machine straightness that hangs down that detect to the commander, is convenient for commander analysis and judgement.
(2): the communication talkback part mainly comprises a GPS/4G communication MD620, a talkback commander M800, a switch 005, a notebook computer DELLG7 and the like. All on-site intelligent terminals send monitoring information to a tower crane careless hoisting platform cloud server through a GPS/4G communication module MD620 via an internet network, an on-site commanding and scheduling platform accesses the internet through the internet network or the GPS/4G communication module MD620 to acquire all on-site information on the internet, and the on-site hoisting, running and dismantling processes of the tower crane are responsible for monitoring and commanding personnel related to each part on the site through a director M800.
(3): the video monitoring part comprises a video recorder DS-7816HQH, a hard disk, a display DELL1912H, a switch 005, a video receiving bridge AP20 and the like; the dispatching commander can monitor all video operation conditions on site through the display DELL1912H and converse with jacking operators, supervision operators, operation drivers and the like through the talkback commander M800, thereby effectively coordinating various work links and steps.
(4): the information processing part mainly comprises a notebook computer DELLG7, a laser printer P1108, a switch 005, a GPS/4G communication module MD620, a data transmission radio station 915L30 and a platform cloud server (a tower crane carefree hoisting network); the notebook computer daLLG7 is responsible for receiving information of field personnel, equipment and all aspects, and then is analyzed, judged and processed by intelligent management software, and because the notebook computer is linked with a platform cloud server of a tower crane carefree hoisting network, the omnibearing information support of the platform cloud server of the tower crane carefree hoisting network can be timely obtained, so that the safety and the high efficiency of tower crane installation, operation and removal are ensured, and the laser printer P1108 is responsible for outputting and printing files.
The dispatching commander can check all-dimensional information such as site pictures, videos, characters and the like at any position through the mobile phone APP, and can coordinate site construction operation in real time to ensure safe and efficient operation;
when the monitoring system works, the dispatching command platform is connected with the platform cloud server through a network, various monitoring and alarming data sent by the monitor system terminal can be monitored on the platform cloud server during jacking operation, meanwhile, each process installation result picture or video sent by a field supervisor through a mobile phone can be checked, and if a certain process is found to be non-standard, a certain bolt tightening torque is insufficient, the dispatching command personnel can correct the process in time through the interphone. Meanwhile, the dispatching commander can check the field video through the display DELL1912H, monitor the whole process of the field construction process, and can correct the unsafe actions such as illegal operation in time through the interphone when finding out the unsafe actions, so that safety accidents are avoided.
(II): the monitoring process of the jacking operation of the monitor system comprises the following steps:
s1: after the system is started, firstly, self-checking is carried out, wherein the self-checking comprises whether the oil level and the oil temperature of an oil tank and all sensors of the system meet requirements or not, automatic over-checking is carried out when the oil level and the oil temperature meet the requirements, audible and visual alarm is carried out when the oil level and the oil temperature do not meet the requirements, and text prompt is given;
s2: brushing faces of all personnel participating in jacking operation, pressing a confirmation key on an instrument by a supervision to confirm, then pressing the confirmation key to confirm after the personnel are examined on a platform of a tower crane careless hoisting network by a dispatching command platform, and at the moment, sending an examination result to an on-site monitor system through the platform by the tower crane careless hoisting network, and starting the monitor system to work;
s3: manual inspection before jacking operation:
①, checking whether the number and the model of the standard knots to be added are correct on the monitor system, if the number and the model are not consistent with the model and the parameters of the tower crane, asking the dispatching command platform to modify the model and the parameters of the standard knots set by the monitor system, if the number and the parameters are correct, the monitor can confirm by pressing a confirmation key on the monitor system, at the moment, the monitor system can upload information to a tower crane careless hoisting network through 4G communication, a dispatching commander and other managers can carry out monitoring rechecking through the tower crane careless hoisting network, confirm by pressing the confirmation key after no mistake, then feed the information back to the on-site monitor system, and the monitor system can execute the next action;
②, checking whether a standard knot, a sleeve frame, a platform and the like are welded, deformed and cracked, and confirming by a supervisor by pressing a confirmation key on a monitor system respectively, at the moment, the monitor system can upload information to a tower crane carefree hoisting network through 4G communication, a scheduling commander and other managers carry out monitoring and rechecking through the tower crane carefree hoisting network, confirming by pressing the confirmation key after no mistake, feeding the information back to the on-site monitor system, and the monitor system executes the next action;
if any one of the parameters does not meet the standard requirement, the dispatching command console can be seized according to the expert opinion;
③, checking whether a connecting pin between the jacking hydraulic cylinder and the lower support is firm and whether a pin opening is opened, taking a picture by a supervisor through a mobile phone and uploading the picture to a tower crane careless hoisting net after no mistake is found, recording the picture on a monitor system, then confirming the picture by pressing a confirmation key, sending a placing result on a standard knot introduction platform to the tower crane careless hoisting net by the monitor system through 4G communication, carrying out monitoring rechecking by a scheduling commander and other managers through the tower crane careless hoisting net, confirming the picture by pressing the confirmation key after no mistake is found, then feeding information back to the on-site monitor system, and executing the next action by the monitor system;
s4: firstly, a crane driver operates a tower crane to lift a standard knot and place the standard knot on a standard knot introduction platform on a tower crane outer sleeve frame, after the safety and the reliability are confirmed by a monitoring person, the standard knot is photographed and uploaded to a tower crane carefree hoisting net and recorded on a monitor system, then the confirmation is carried out by pressing a confirmation key, the monitor system sends the placement result on the standard knot introduction platform to the tower crane carefree hoisting net through 4G communication, a scheduling commander and other managers carry out monitoring rechecking through the tower crane carefree hoisting net, after the error is found, the confirmation is carried out by pressing the confirmation key, then the information is fed back to an on-site monitor system, and the monitor system carries out the next action;
s5: hoisting a standard knot by using a crane boom, moving the trolley to a balance position, and enabling a correct balance position indicator lamp to turn green to keep the crane boom and the balance arm of the tower crane balanced; the monitoring personnel press a confirmation key on the monitor system for confirmation, the monitor system sends the information that the trolley reaches the equilibrium position to a tower crane carefree hoisting network through 4G communication, the scheduling commanding personnel and other management personnel carry out monitoring rechecking through the tower crane carefree hoisting network, the confirmation key is pressed after the error is avoided for confirmation, then the information is fed back to the on-site monitor system, and the monitor system executes the next action;
s6: locking and rotating, wherein at the moment, a positioning induction switch gives a signal, a supervisor presses a confirmation key on a monitor system for confirmation, the monitor system sends rotation locking information to a tower crane carefree hoisting network through 4G communication, a scheduling commander and other managers carry out monitoring and rechecking through the tower crane carefree hoisting network, the confirmation key is pressed after no mistake is made, then the information is fed back to the on-site monitor system, and the monitor system executes the next action;
s7: unscrewing fastening bolts on the lower base of the swivel and the standard tower body joint to prepare for separating the lower base from the standard tower body joint; the monitoring picture is taken and uploaded to the tower crane worry-free hoisting network, the recording is carried out on the instrument, and a confirmation key is pressed for confirmation after no mistake is found; the monitor system sends information of unscrewing the lower base and the standard section fastening bolt of the tower body to a tower crane carefree hoisting network through 4G communication, a scheduling commander and other managers carry out monitoring recheck through the tower crane carefree hoisting network, the monitoring recheck is confirmed by pressing a confirmation key after the error is avoided, then the information is fed back to the on-site monitor system, and the monitor system executes the next action;
s8: a specially-assigned person is dispatched to coordinate and right the jacking cross beam, the horizontal sensor sends a detection signal to the instrument, the monitor system gives an alarm when the jacking cross beam is inclined, jacking operation is forbidden, a supervisor needs to record on the instrument and press a confirmation key to confirm when the verticality meets the standard requirement, the monitor system sends information of the verticality to a tower crane carefree hoisting network through 4G communication, a dispatching commander and other managers carry out monitoring rechecking through the tower crane carefree hoisting network, the confirmation key is pressed after no fault exists, then the information is fed back to the on-site monitor system, and the monitor system executes the next action;
s9: inserting movable bolts at two ends of a jacking cross beam into climbing claw round holes of a tower body standard knot, extending the bolts out of the climbing claw round holes of the tower body standard knot, enabling the extending ends to be not less than 5mm, then taking pictures by supervision, uploading the pictures to a tower crane careless hoisting net, recording the pictures on a monitor system, confirming the pictures by pressing a confirmation key, sending the inserting results of the bolts to the tower crane careless hoisting net by the monitor system, carrying out monitoring rechecking by scheduling commanders and other managers through the tower crane careless hoisting net, confirming the pictures by pressing the confirmation key after no errors, feeding information back to an on-site monitor system, and executing the next action by the monitor system;
s10: after checking that the clearance of the climbing wheel is correct, the clearance is taken by supervision and uploaded to a tower crane worry-free hoisting network, the clearance is recorded on a monitor system and then confirmed by pressing a confirmation key, the monitor system sends the clearance checking result of the climbing wheel to the tower crane worry-free hoisting network through 4G communication, a scheduling commander and other managers carry out monitoring and rechecking through the tower crane worry-free hoisting network, the clearance is confirmed by pressing the confirmation key after correction, then the information is fed back to an on-site monitor system, and the monitor system executes the next action;
s11: after all preparation works are finished, jacking operation is prepared;
at this time, the operator selects the working mode on the instrument, whether the instrument is lifted up or lowered down, then the supervisor presses the confirmation key on the monitor system to confirm, and then the procedure is selected, for example: a 40M process, namely monitoring and confirming by pressing a confirmation key, sending a working mode and a process selection result to a tower crane carefree hoisting network through 4G communication by a monitor system, carrying out monitoring and rechecking by a scheduling commander and other managers through the tower crane carefree hoisting network, confirming by pressing the confirmation key after error, feeding information back to an on-site monitor system, and executing the next action by the monitor system;
s12: in the jacking operation, a field worker can start a hydraulic jacking motor and then push a hydraulic reversing valve forwards, an oil cylinder starts to extend upwards, the part above the whole rotation can slowly move upwards, and if the reversing valve is in error, the system can automatically control to prohibit jacking and give an alarm; if the operation is correct, the system can work normally, at the moment, the ultrasonic sensor fixed on the hydraulic cylinder can detect a process signal of the upper part of the tower crane moving slowly upwards and send the process signal to the monitor system, the monitor system is sent to a tower crane carefree hoisting network through 4G communication, and field scheduling commanders and other managers can monitor the process of the upper part of the whole tower crane moving slowly upwards through the tower crane carefree hoisting network;
in the jacking process, each operator needs to pay close attention to the state of each part, when questions are met, jacking operation needs to be stopped in time and checked, then the problems met are reported to a dispatching command platform through an interphone, expert opinions are gathered by a dispatching commander, and then the operators are commanded to operate through the interphone;
s13: when the oil cylinder reaches an active stroke, the oil cylinder needs to be jacked in a step changing way, the jacked part needs to be pinned by an active bolt of the outer jacket frame, after the pin is pinned, the pin is respectively photographed and uploaded by a supervision person [ a tower crane carefree hoisting net ], the pin is recorded on a monitor system and then confirmed by a confirmation key, the monitor system sends the pinning result of the active bolt to the [ tower crane carefree hoisting net ] through 4G communication, a scheduling commander and other managers carry out monitoring rechecking through the tower crane carefree hoisting net ], after the pin is correct, the confirmation key is pressed for confirmation, then the information is fed back to the on-site monitor system, and the monitor system executes the next action;
s14: retracting the movable bolt of the jacking cross beam, taking pictures respectively by a supervision, uploading the pictures to a tower crane carefree hoisting network, recording the pictures on a monitor system, pressing a confirmation key for confirmation, sending the retracting result of the movable bolt of the cross beam to the tower crane carefree hoisting network by the monitor system through 4G communication, monitoring and rechecking by scheduling commanders and other managers through the tower crane carefree hoisting network, confirming the result by pressing the confirmation key after no mistake is found, feeding information back to the on-site monitor system, and executing the next action by the monitor system;
s15: and (5) retracting the oil cylinder. Then, the monitoring picture is taken, uploaded to the tower crane worry-free hoisting network, recorded on the monitor system, confirmed by pressing a confirmation key, the monitor system sends the oil cylinder receiving result to the tower crane worry-free hoisting network through 4G communication, a dispatching commander and other managers carry out monitoring rechecking through the tower crane worry-free hoisting network, confirmed by pressing the confirmation key after no mistake, then information is fed back to the on-site monitor system, and the monitor system executes the next action;
s16: repeating the steps S7-S14;
s17: after the second step or the third step of jacking is completed, the jacking height of the oil cylinder is enough to meet the introduction of a standard knot, at the moment, a worker introduces a pre-placed standard knot, screws up and down bolts of the standard knot one by one according to numbers by screwing a monitor system through the bolts, takes pictures and uploads the pictures respectively by a supervision [ tower crane carefree hoisting net ], records the pictures on the monitor system, confirms the pictures according to a confirmation key, sends tightening results of the upper and lower bolts of the standard knot to the [ tower crane carefree hoisting net ] through 4G communication, monitors and rechecks by a scheduling commander and other managers through the [ tower crane carefree hoisting net ], confirms the pictures without errors according to the confirmation key, feeds back information to the on-site monitor system, and then executes the next step of action by the monitor system;
and each bolt torque is automatically uploaded to a tower crane worry-free hoisting network by a bolt tightening monitor system, and a scheduling commander and other managers monitor and recheck through the tower crane worry-free hoisting network, press a confirmation key to confirm after error, and feed information back to the on-site monitor system to finish one jacking and section adding.
S18: if the multi-section jacking is required, the steps after the step S3 are repeated, and the steps are completed one by one.
S19: if need add and attach the wall device, need select [ attaching the wall ] process at monitor system [ process selection ], at this moment, need carry out the straightness measurement that hangs down to the body of the tower to input monitoring result on command platform, if monitoring result accords with the standard requirement, dispatch command platform just orders on the platform: installing the wall attachment, enabling the jacking monitor system to obtain an instruction, enabling an operator to install the wall attachment devices according to standard regulations, inputting the tightening torque of two bolts at the wall attachment angle and the levelness into the monitor system, enabling the monitor system to automatically pass the inspection if the tightening torque meets the standard requirements, enabling the monitor system to automatically give an alarm if the tightening torque does not meet the standard, enabling a supervisor to check and photograph the appearance of the wall attachment after the wall attachment devices are installed, sending the check and photograph to a tower crane careless hoisting net, enabling a scheduling commander and other managers to monitor and recheck through the tower crane careless hoisting net, confirming according to a confirmation key after the check is correct, feeding information back to the on-site monitor system, and enabling the monitor system to execute the next action; if some problem such as wall-attached angle, levelness and appearance is found, both field supervision and background management personnel have the right to require field workers to rework until the standard requirements are met;
measuring the perpendicularity of the tower body again after the wall attachment is finished, inputting a detection result to a tower crane dispatching command platform, and if the perpendicularity is found to be not in accordance with the requirement, the dispatching command personnel have the right to require field workers to do reworking until the standard requirement is met;
s20: the monitor system is opposite in descending operation sequence, and other monitoring is the same;
s21: after the section is added, the rotating pin needs to be pulled up, otherwise, if the power supply of the monitor system is turned off, the command platform gives an alarm, and safety accidents caused by forgetting of people are prevented; after the rotary pin is pulled out, the rotary pin is taken by a supervision camera to be uploaded to a tower crane worry-free hoisting network and is recorded on a monitor system, then a confirmation key is pressed for confirmation, the monitor system sends the pulling-out result of the rotary pin to the tower crane worry-free hoisting network through 4G communication, a dispatching commander and other managers carry out monitoring and rechecking through the tower crane worry-free hoisting network, the confirmation key is pressed after no mistake is made, then the information is fed back to the on-site monitor system, and the monitor system executes the next action;
s22: checking whether the sleeve frame is lowered to a specified position, if the sleeve frame is lowered to the lowest position, taking a picture by a supervision mode, uploading the picture to a tower crane careless hoisting network, recording the picture on a monitor system, then pressing a confirmation key for confirmation, sending the result of lowering the sleeve frame to the specified position to the tower crane careless hoisting network by the monitor system through 4G communication, carrying out monitoring recheck by a scheduling commander and other managers through the tower crane careless hoisting network, pressing the confirmation key for confirmation after no mistake is found, then feeding information back to an on-site monitor system, and executing the next action by the monitor system;
s23: whether the jacking sleeve frame, the platform sporadic bolts or nuts and the tools are picked up completely or not is judged, a monitor photo is taken for uploading a tower crane carefree hoisting net, the record is carried out on a monitor system, then confirmation is carried out according to a confirmation key, the monitor system sends the results of the picking-up of the jacking sleeve frame, the platform sporadic bolts or nuts and the tools to the tower crane carefree hoisting net through 4G communication, monitoring rechecking is carried out by scheduling commanders and other managers through the tower crane carefree hoisting net, confirmation is carried out according to the confirmation key after error, then information is fed back to an on-site monitor system, and the monitor system executes the next action;
s24: the system comprises a working request, a supervisor and a monitor system, wherein the working request is confirmed by pressing a completion key, the monitor system sends the working request to a tower crane careless hoisting network through 4G communication, a scheduling commander and other managers carry out monitoring rechecking through the tower crane careless hoisting network, the working request is confirmed by pressing the confirmation key after being correct, then the information is fed back to an on-site monitor system, and the monitor system executes the next action;
s25: cutting off the power supply of the oil pump hydraulic system and the power supply of the monitor system;
s26: the monitor system is connected with a wind speed sensor, a moment limiter and the like, and can automatically alarm when the ambient wind speed exceeds the specification and automatically control the continuous jacking operation; when the jacking operation is not completed, if someone operates the crane, the monitor system can automatically give an alarm and automatically control lifting, rotation, amplitude variation and the like to ensure safe jacking.

Claims (10)

1. An intelligent monitoring system for tower crane jacking operation comprises a monitor system, a jacking hydraulic control system, a mobile phone APP and a platform cloud server; the method is characterized in that:
the monitor system includes:
the facial makeup sensor is used for detecting the identity qualification of the operating personnel and the guardians;
the horizontal sensor is used for detecting the levelness of the jacking cross beam during working;
the rotary positioning inductive switch is used for sensing a locking signal of a rotary pin of the tower crane;
the ID card reader is used for reading an electronic tag arranged on the trolley and detecting whether the trolley is balanced;
the ultrasonic ranging sensor is used for detecting the distance between the jacking oil cylinder and the jacking cross beam;
the jacking hydraulic control system comprises:
the oil level sensor is used for detecting the oil level of the jacking hydraulic oil tank;
the oil temperature sensor is used for detecting the oil temperature of the jacking hydraulic oil tank;
the first hydraulic sensor is used for detecting the pressure of a rod oil cavity of the jacking hydraulic cylinder;
the second hydraulic sensor is used for detecting the pressure of the rodless oil cavity of the jacking hydraulic cylinder;
the first electromagnetic valve is used for controlling the on-off of an oil pipe of a rod oil cavity of the jacking hydraulic cylinder;
the second electromagnetic valve is used for controlling the on-off of an oil pipe of an oil cavity of the jacking hydraulic cylinder;
the motor contactor is used for being connected with the hydraulic motor and controlling the on-off of a power supply of the hydraulic motor;
the facial makeup sensor is connected with the touch screen, and the touch screen is connected with the PLC host;
the oil level sensor, the oil temperature sensor, the first hydraulic sensor, the second hydraulic sensor, the horizontal sensor, the ultrasonic ranging sensor, the ID card reader and the rotary positioning inductive switch are all connected with the PLC host;
the first electromagnetic valve, the second electromagnetic valve and the motor contactor are connected with a PLC host;
the PLC host is connected with the platform cloud server, and the mobile phone APP is connected with the platform cloud server.
2. The intelligent monitoring system for tower crane jacking operation according to claim 1, further comprising a dispatching command platform, wherein the dispatching command platform comprises:
the system comprises a notebook computer, a laser printer, a switchboard, a communication module, a data transmission radio station, a laser scanner, a talkback command machine, a total station and a network bridge;
the laser scanner and the laser printer are respectively connected with the notebook computer;
the talkback commander is connected with the switch; the exchanger is respectively connected with the communication module, the network bridge and the data transmission radio station;
the total station is connected with a notebook computer through a switch;
the data transmission radio station is connected with the notebook computer through the switch;
the notebook computer is connected with the platform cloud server in a wired or wireless mode.
3. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
the dispatching command platform further comprises a display and a video recorder, the video display is connected with the video recorder, and the video recorder is connected with the network bridge through the switch.
4. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
the dispatching command platform further comprises an IP interphone, the IP interphone is connected with the platform cloud server through the communication module, the platform cloud server is connected with the IP wireless talkback command machine of the dispatching command platform, and the mobile phone APP of the dispatching command personnel is connected with the platform cloud server.
5. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
the communication module is connected with the PLC host through a port of the switch, and a wireless end of the switch is connected with the platform cloud server.
6. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
the data transmission radio station is connected with the PLC host through the other port of the switch; and the other wireless end of the switch is connected with the data transmission radio station of the dispatching command platform.
7. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
the network bridge is respectively connected with a first camera arranged in the cab and a second camera arranged in the jacking area, the first camera and the second camera are connected with the dispatching command platform through the network bridge, and the operation working condition can be monitored in real time through the displayer.
8. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
the PLC host is connected with the jacking electromagnetic valve loop and the hydraulic motor loop;
the PLC host is connected with a tower crane lifting loop, a variable amplitude loop and a rotary loop.
9. The intelligent monitoring system for tower crane jacking operation according to claim 1, characterized in that:
in the jacking hydraulic control system, the jacking hydraulic control system is provided with a jacking hydraulic control system,
the first hydraulic sensor and the second hydraulic sensor are arranged in a hydraulic cylinder loop behind a hydraulic loop balance valve and used for detecting the pressure of the hydraulic cylinder loop, and the first hydraulic sensor and the second hydraulic sensor continuously acquire the pressure of a rod oil cavity and a rodless oil cavity of the hydraulic cylinder during working;
the first and second electromagnetic valves are respectively connected with a rod oil cavity oil pipe and a rodless oil cavity oil pipe from the reversing valve to the balance valve;
one end of the motor contactor is connected with the power supply air switch, and the other end of the motor contactor is connected with the power line of the hydraulic motor;
the oil temperature sensor and the oil level sensor are arranged in an oil tank of the hydraulic station and used for detecting the oil level and the oil temperature of the oil tank.
10. An intelligent monitoring method for tower crane jacking operation is characterized by comprising the following steps:
step 1: in the jacking operation, a field worker can start a hydraulic jacking motor and then push a hydraulic reversing valve forwards, an oil cylinder starts to extend upwards, the part above the whole rotation can slowly move upwards, and if the reversing valve is in error, the system can automatically control to prohibit jacking and give an alarm; if the operation is correct, the system can work normally, at the moment, the ultrasonic sensor fixed on the hydraulic cylinder can detect a process signal of the slow upward movement of the upper part of the tower crane and send the process signal to the monitor system, the monitor system is sent to the platform cloud server through 4G communication, and field scheduling commanders and other managers can monitor the process of the slow upward movement of the upper part of the whole tower crane through the platform cloud server;
in the jacking process, each operator needs to pay close attention to the state of each part, when questions are met, jacking operation needs to be stopped in time and checked, then the problems met are reported to a dispatching command platform through an interphone, expert opinions are gathered by a dispatching commander, and then the operators are commanded to operate through the interphone;
step 2: when the oil cylinder reaches an active stroke, the oil cylinder needs to be jacked in a step-changing manner, the jacked part needs to be pinned by using an active bolt of the outer jacket frame, the pinned part is respectively photographed and uploaded to a platform cloud server by a supervision manager after being pinned, the recorded information is recorded on a monitor system and then confirmed, the monitor system sends the pinning information of the active bolt to the platform cloud server through 4G communication, a scheduling commander and other managers carry out monitoring and rechecking through the platform cloud server, the confirmation is carried out after no fault exists, then the information is fed back to an on-site monitor system, and the monitor system executes the next action;
and step 3: retracting the movable bolt of the jacking cross beam, taking pictures respectively by a supervision agent, uploading the pictures to a platform cloud server, recording the pictures on a monitor system, confirming the results, sending the retracting results of the movable bolt of the cross beam to the platform cloud server through 4G communication by the monitor system, carrying out monitoring and rechecking by scheduling commanders and other managers through the platform cloud server, confirming the results after no errors, feeding information back to the on-site monitor system, and executing the next action by the monitor system;
and 4, step 4: the oil cylinder is collected, the collected oil cylinder is uploaded to a platform cloud server through supervision shooting, the record is recorded on a monitor system, the confirmation is carried out, the monitor system sends the oil cylinder collection result to the platform cloud server through 4G communication, the monitoring recheck is carried out through the platform cloud server by scheduling commanders and other managers, the confirmation is carried out after the error is avoided, the information is fed back to the on-site monitor system, and the monitor system executes the next action;
and 5: repeating the operation steps 1-4;
step 6: after the second step or the third step of jacking is completed, the jacking height of the oil cylinder is enough to meet the requirement of standard knot introduction, at the moment, a worker introduces a preset standard knot, screws up and down bolts of the standard knot one by one according to serial numbers by screwing up a monitor system through the bolts, takes pictures respectively by a supervision and uploads the pictures to the platform cloud server, records the pictures on the monitor system, confirms the results, sends the tightening results of the bolts on and down the standard knot to the platform cloud server through 4G communication, and a scheduling commander and other managers perform monitoring rechecking through the platform cloud server, confirms the results after no errors exist, feeds information back to the on-site monitor system, and then executes the next step of action by the monitor system;
each bolt torque is automatically uploaded to the platform cloud server by the bolt tightening monitor system, monitoring and rechecking are carried out by scheduling commanders and other managers through the platform cloud server, confirmation is carried out after no error occurs, and then information is fed back to the on-site monitor system, so that one-time jacking and node adding is completed;
and 7: if the multi-section jacking is required, repeating the steps after the three steps and completing one by one.
CN201911253280.6A 2019-12-09 2019-12-09 Intelligent monitoring system for tower crane jacking operation Pending CN110963428A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911253280.6A CN110963428A (en) 2019-12-09 2019-12-09 Intelligent monitoring system for tower crane jacking operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911253280.6A CN110963428A (en) 2019-12-09 2019-12-09 Intelligent monitoring system for tower crane jacking operation

Publications (1)

Publication Number Publication Date
CN110963428A true CN110963428A (en) 2020-04-07

Family

ID=70033566

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911253280.6A Pending CN110963428A (en) 2019-12-09 2019-12-09 Intelligent monitoring system for tower crane jacking operation

Country Status (1)

Country Link
CN (1) CN110963428A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111891951A (en) * 2020-08-17 2020-11-06 丽水市特种设备检测院 Method and system for monitoring safety of jacking system of tower crane
CN116339224A (en) * 2023-02-14 2023-06-27 深圳市曜麒科技有限公司 Jacking operation monitoring system and control method for single-pier bridge reinforcing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111891951A (en) * 2020-08-17 2020-11-06 丽水市特种设备检测院 Method and system for monitoring safety of jacking system of tower crane
CN111891951B (en) * 2020-08-17 2022-07-05 丽水市特种设备检测院 Method and system for monitoring safety of jacking system of tower crane
CN116339224A (en) * 2023-02-14 2023-06-27 深圳市曜麒科技有限公司 Jacking operation monitoring system and control method for single-pier bridge reinforcing device

Similar Documents

Publication Publication Date Title
CN111126838B (en) Intelligent engineering management system
CN211393664U (en) Intelligent monitoring system for safe operation of tower crane
CN210164215U (en) Based on BIM climbs frame intelligent security monitoring platform
CN110963428A (en) Intelligent monitoring system for tower crane jacking operation
CN210466599U (en) Electric power construction site recognition alarm system violating regulations
KR102211479B1 (en) Stacker Crane Remote Monitoring Control System
CN112758824A (en) Unmanned control system of tower crane
CN214087383U (en) Building tower crane safety monitoring system
CN110992622B (en) Safety management and control system and method based on mobile work ticket
CN112621632A (en) Digital remote monitoring electric torque wrench based on Internet of things and method
CN112777497A (en) Intelligent control system of tower crane
CN104507848A (en) Crane and related method of operation
CN112938763A (en) Multi-site multi-tower machine remote control system
CN114186650A (en) Maritime personnel emergency management system and management method
CN202481871U (en) Elevator monitoring device
CN102193545A (en) Supervisory system for on-site explosive mixing and charging truck
CN211444814U (en) Intelligent monitoring system for tower crane jacking operation
CN209787471U (en) Power plant operating personnel positioning system
CN113885419A (en) Tower crane safety monitoring system
CN114506781A (en) Intelligent remote control tower crane safety monitoring system
CN210885196U (en) Aerial work platform control system
CN210895105U (en) Intelligent monitoring system for fastening of mounting bolts of tower crane
CN211444763U (en) Intelligent alignment navigation system for tower crane installation
CN108892040A (en) Dynamic safety supervision method and system for Internet of things of crane
CN110980526A (en) Intelligent alignment navigation system for tower crane installation

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination