CN112758834A - Safety monitoring and protecting system and method for gantry crane - Google Patents
Safety monitoring and protecting system and method for gantry crane Download PDFInfo
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- CN112758834A CN112758834A CN202110065144.5A CN202110065144A CN112758834A CN 112758834 A CN112758834 A CN 112758834A CN 202110065144 A CN202110065144 A CN 202110065144A CN 112758834 A CN112758834 A CN 112758834A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 27
- 238000013500 data storage Methods 0.000 claims description 26
- 230000002159 abnormal effect Effects 0.000 claims description 20
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 13
- 238000013523 data management Methods 0.000 claims description 12
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 238000007405 data analysis Methods 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000003381 stabilizer Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
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- 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
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- 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
- B66C13/40—Applications of devices for transmitting control pulses; Applications of remote control devices
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- 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
- B66C13/48—Automatic control of crane drives for producing a single or repeated working cycle; Programme control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The invention relates to the technical field of safety monitoring systems, and discloses a safety monitoring protection system and a method for a gantry crane; the invention discloses a safety monitoring protection system of a portal crane, which comprises a crown block stroke measuring instrument, a cart stroke measuring instrument, a winch lifting measuring instrument, a levelness measuring instrument, a hook weight measuring instrument, a wind speed measuring instrument and an infrared sensor, wherein the crown block stroke measuring instrument, the cart stroke measuring instrument, the winch lifting measuring instrument, the levelness measuring instrument, the hook weight measuring instrument, the wind speed measuring instrument and the infrared sensor are all electrically output and connected with a data acquisition module.
Description
Technical Field
The invention belongs to the technical field of safety monitoring systems, and particularly relates to a safety monitoring protection system and method for a gantry crane.
Background
A portal crane, also called portal crane, is a deformation of bridge crane, mainly used for the loading and unloading operation of outdoor goods yard, stock yard goods, bulk cargo, its metal structure looks like the portal frame, bear and mount two stabilizer blades under the girder, can walk on the orbit on the ground directly, the girder both ends can have overhanging cantilever beam, have high, operation range large, adaptive wide, strong characteristics such as the universality of the field utilization rate.
The gantry crane needs to be monitored during working, the existing gantry crane generally carries out safety detection through manpower before starting, the detection method is relatively inaccurate, the gantry crane can be started under the condition of failure, so that safety accidents are caused, in addition, the data transmission of the existing safety monitoring protection system is delayed, the existing safety monitoring protection system cannot timely detect and take corresponding measures when the gantry crane is abnormal, so that the running danger of the gantry crane is increased, the data storage of the existing safety monitoring protection system is generally connected with a host, the stored data is less due to the problem of the storage capacity of the host, the later-stage targeted search is not facilitated, and certain trouble is brought to the maintenance; therefore, improvements are now needed in view of the current situation.
Disclosure of Invention
Aiming at the situation and overcoming the defects of the prior art, the invention provides a safety monitoring and protecting system and a method for a gantry crane, which effectively solve the problem that the gantry crane needs to be monitored during working, the existing gantry crane generally carries out safety detection manually before starting, the detection method is relatively inaccurate and can cause the gantry crane to start under the condition of failure, thereby causing safety accidents, and the data transmission of the prior safety monitoring and protecting system has delay, the existing safety monitoring protection system is generally connected with a host computer for data storage, due to the problem of the storage capacity of the host, the storage data is less, the later-stage targeted search is inconvenient, and certain trouble is brought to the overhaul.
In order to achieve the purpose, the invention provides the following technical scheme: a safety monitoring and protecting system of a gantry crane comprises a crown block stroke measuring instrument, a cart stroke measuring instrument, a winch lifting measuring instrument, a levelness measuring instrument, a hook weight measuring instrument, a wind speed measuring instrument and an infrared sensor, wherein the crown block stroke measuring instrument, the cart stroke measuring instrument, the winch lifting measuring instrument, the levelness measuring instrument, the hook weight measuring instrument, the wind speed measuring instrument and the infrared sensor are all electrically connected with a data acquisition module in an output mode, the data acquisition module is electrically connected with a monitoring module in a bidirectional mode, the data acquisition module is electrically connected with a network exchange module in an output mode, the network exchange module is electrically connected with a wireless transmission module in a bidirectional mode, the wireless transmission module is electrically connected with a remote transmission module and a wireless terminal connecting module in a bidirectional mode, and the wireless transmission module and the remote transmission module are both electrically connected, the network switching module is electrically connected with the data processing module in an output mode, and the data processing module is electrically connected with the abnormity alarm module and the data storage module in an output mode.
Preferably, the data processing module is electrically connected with a data display module in a bidirectional manner, and the data processing module and the data display module are both electrically connected with the wireless transmission module in an output manner.
Preferably, the data storage module is electrically connected with a data management module in a bidirectional manner, the abnormity alarm module is electrically output and connected with the data storage module, and the data management module is electrically output and connected with a data analysis module, a data classification module and a data query module.
Preferably, the wireless terminal connection module carrying platform comprises one or a combination of a plurality of mobile phones, a notebook computer, a PAD intelligent terminal or a tablet personal computer, the connection mode between the wireless transmission module and the wireless terminal connection module comprises one or a combination of a plurality of 5G modules, a 4G module, a bluetooth module, a WiFi module, a LORA module, a Z-Wave module, a GSM module, a CDMA module or a TD-SCDMA module, the terminal control center carrying platform comprises one or a combination of a plurality of liquid crystal computers, a notebook computer or a tablet personal computer, and the connection mode between the terminal control center and the wireless terminal connection module comprises one or a combination of a plurality of 4G modules, a LORA module, a Z-Wave module or an optical cable module.
Preferably, the data processing module and the data display module process data including text data and video data, and the data storage module can synchronize to a cloud storage account.
Preferably, the system and the method for monitoring and protecting the safety of the gantry crane comprise the following steps:
s1: safety detection: starting a monitoring module, and carrying out safety detection on states of the crown block stroke measuring instrument, the crane stroke measuring instrument, the winch lifting measuring instrument, the levelness measuring instrument, the hook weight measuring instrument, the wind speed measuring instrument and the infrared sensor, wherein the detection method comprises the following steps: the method comprises the steps that measurement data of an overhead traveling crane travel measuring instrument, a winch lifting measuring instrument, a levelness measuring instrument, a hook weight measuring instrument, a wind speed measuring instrument and an infrared sensor are detected, when the data are abnormal, the abnormal data are transmitted to a network exchange module through a data acquisition module for data exchange, and then transmitted to a terminal control center through a wireless transmission module for equipment fault pre-alarming so as to be maintained;
s2: starting tracking: when no abnormal data is detected in the step S1, the gantry crane is started, the overhead traveling crane travel gauge, the winch lifting gauge, the levelness gauge, the hook weight gauge, the wind speed gauge and the infrared sensor respectively detect the overhead traveling crane travel, the winch lifting travel, the levelness, the hook weight, the wind speed and the obstacle, and transmit the data to the data acquisition module, the data is monitored in real time by the monitoring module, and the data is transmitted to the terminal control center or the wireless terminal connection module by the wireless transmission module after being processed by the network exchange module, the data processing module and the data display module, and is checked in real time, and an alarm is given by the abnormal alarm module when the data is abnormal, so as to perform emergency braking processing on the gantry crane;
s3: data storage: after the gantry crane runs, the generated data and the alarm log generated by the abnormal alarm module are transmitted to the data storage module through the data processing module, the data are analyzed, classified and stored through the data management module, and the data can be inquired through the data inquiry module, so that the safety monitoring of the gantry crane is completed.
Compared with the prior art, the invention has the beneficial effects that: 1. by arranging the monitoring module, each module of the gantry crane is self-checked before the gantry crane is started, so that the state of the gantry crane is obtained, and the condition that the gantry crane is started under the condition that the gantry crane has a fault is avoided, so that safety accidents are caused;
2. the overhead traveling crane travel, the crane lifting travel, the levelness, the hook weight, the wind speed and the barrier are respectively detected by the overhead traveling crane travel measuring instrument, the crane lifting measuring instrument, the levelness measuring instrument, the hook weight measuring instrument, the wind speed measuring instrument and the infrared sensor, so that various data of the gantry crane can be controlled and analyzed in real time, an alarm can be timely sent out when the data are abnormal, the gantry crane can be controlled to be stopped in an emergency manner, and the safety of the gantry crane in operation is improved;
3. the data storage module can be used for storing the data generated by each module and the alarm logs generated by the abnormal alarm module, analyzing and classifying the data, facilitating the check in the later period of fault generation, and effectively avoiding data loss by independently forming the data storage module into a single module.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a system block diagram of a data management module of the present invention;
FIG. 3 is a flow chart of the present invention;
in the figure: 1. a crown block travel measuring instrument; 2. a large vehicle travel measuring instrument; 3. a hoist lift gauge; 4. a levelness measuring instrument; 5. a hook weight measuring instrument; 6. a wind speed measuring instrument; 7. an infrared sensor; 8. a data acquisition module; 9. a network switching module; 10. a wireless transmission module; 11. a remote transmission module; 12. a terminal control center; 13. a wireless terminal connection module; 14. a data processing module; 15. a data display module; 16. a monitoring module; 17. an anomaly alarm module; 18. a data storage module; 19. a data management module; 191. a data analysis module; 192. a data classification module; 193. and a data query module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a first embodiment, as shown in fig. 1 and fig. 2, the gantry crane safety monitoring protection system of the present invention comprises a crane travel measuring instrument 1, a crane travel measuring instrument 2, a hoist lifting measuring instrument 3, a levelness measuring instrument 4, a hook weight measuring instrument 5, a wind speed measuring instrument 6 and an infrared sensor 7, wherein the crane travel measuring instrument 1, the crane travel measuring instrument 2, the hoist lifting measuring instrument 3, the levelness measuring instrument 4, the hook weight measuring instrument 5, the wind speed measuring instrument 6 and the infrared sensor 7 are all electrically connected with a data acquisition module 8 in an output manner, the data acquisition module 8 is electrically connected with a monitoring module 16 in a bidirectional manner, the data acquisition module 8 is electrically connected with a network switching module 9 in an output manner, the network switching module 9 is electrically connected with a wireless transmission module 10 in a bidirectional manner, the wireless transmission module 10 is electrically connected with a remote transmission module 11 and a, the wireless transmission module 10 and the remote transmission module 11 are both electrically connected with a terminal control center 12 in a bidirectional mode, the network switching module 9 is electrically connected with a data processing module 14 in an output mode, and the data processing module 14 is electrically connected with an abnormity alarm module 17 and a data storage module 18 in an output mode.
In the second embodiment, as shown in fig. 1, the data processing module 14 is electrically connected to the data display module 15 in a bidirectional manner, and both the data processing module 14 and the data display module 15 are electrically connected to the wireless transmission module 10 in an output manner.
The data processing module 14 is electrically connected with the data display module 15 in a bidirectional manner, and the data processing module 14 and the data display module 15 are both electrically connected with the wireless transmission module 10 in an output manner, so that data of each device can be processed and displayed conveniently.
In the third embodiment, as shown in fig. 2, the data storage module 18 is electrically connected to the data management module 19 in both directions, the abnormality alarm module 17 is electrically connected to the data storage module 18 in an output manner, and the data management module 19 is electrically connected to the data analysis module 191, the data classification module 192, and the data query module 193 in an output manner.
The data storage module 18 is electrically connected with the data management module 19 in a bidirectional manner, and the data can be analyzed, classified and stored by the design of the electrical output connection between the abnormality alarm module 17 and the data storage module 18 and can be inquired by the data inquiry module 193.
In a fourth embodiment, as shown in fig. 1, the platform carried by the wireless terminal connection module 13 includes one or a combination of several of a mobile phone, a notebook, a PAD intelligent terminal, and a tablet computer, the connection mode between the wireless transmission module 10 and the wireless terminal connection module 13 includes one or a combination of several of a 5G module, a 4G module, a bluetooth module, a WiFi module, an LORA module, a Z-Wave module, a GSM module, a CDMA module, and a TD-SCDMA module, the platform carried by the terminal control center 12 includes one or a combination of several of a liquid crystal computer, a notebook, and a tablet computer, and the connection mode between the terminal control center 12 and the wireless terminal connection module 13 includes one or a combination of several of a 4G module, an LORA module, a Z-Wave module, and an optical cable module.
The connection mode between the wireless transmission module 10 and the wireless terminal connection module 13 includes one or more of a 5G module, a 4G module, a bluetooth module, a WiFi module, a LORA module, a Z-Wave module, a GSM module, a CDMA module, or a TD-SCDMA module.
In a fifth embodiment, as shown in fig. 1, the data processing module 14 and the data display module 15 process data including text data and video data, and the data storage module 18 can synchronize to the cloud storage account.
The data processing module 14 and the data display module 15 process data including text data and video data, and the data storage module 18 can synchronize to the design of the cloud storage account to perform backup processing on the data.
In a sixth embodiment, as shown in fig. 3, a system and a method for monitoring and protecting the safety of a gantry crane includes the following steps:
s1: safety detection: starting the monitoring module 16 to perform safety detection on the states of the crown block stroke measuring instrument 1, the large crown block stroke measuring instrument 2, the winch lifting measuring instrument 3, the levelness measuring instrument 4, the hook weight measuring instrument 5, the wind speed measuring instrument 6 and the infrared sensor 7, wherein the detection method comprises the following steps: the method comprises the steps that measurement data of an overhead traveling crane travel measuring instrument 1, a crane travel measuring instrument 2, a winch lifting measuring instrument 3, a levelness measuring instrument 4, a hook weight measuring instrument 5, a wind speed measuring instrument 6 and an infrared sensor 7 are detected, when the data are abnormal, the abnormal data are transmitted to a network exchange module 9 through a data acquisition module 8 for data exchange, and then transmitted to a terminal control center 12 through a wireless transmission module 10 for equipment fault pre-alarming for maintenance;
s2: starting tracking: when no abnormal data is detected in step S1, the gantry crane is started, the overhead traveling crane travel distance measuring instrument 1, the cart travel distance measuring instrument 2, the winch lifting measuring instrument 3, the levelness measuring instrument 4, the hook weight measuring instrument 5, the wind speed measuring instrument 6 and the infrared sensor 7 respectively detect the overhead traveling crane travel distance, the cart travel distance, the winch lifting travel distance, the levelness, the hook weight, the wind speed and the obstacle, and transmit the data to the data acquisition module 8, the monitoring module 16 monitors the data in real time, and after the data is processed by the network exchange module 9, the data processing module 14 and the data display module 15, the data is transmitted to the terminal control center 12 or the wireless terminal connection module 13 by the wireless transmission module 10 for real-time checking, and when the data is abnormal, an alarm is sent by the abnormal alarm module 17 to perform emergency stop processing on the gantry crane;
s3: data storage: after the gantry crane runs, the generated data and the alarm log generated by the abnormal alarm module 17 are transmitted to the data storage module 18 through the data processing module 14, and the data are analyzed, classified and stored by the data management module 19 and can be queried through the data query module 193, so that the safety monitoring of the gantry crane is completed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a gantry crane safety monitoring protection system, includes overhead traveling crane journey measuring apparatu (1), cart journey measuring apparatu (2), hoist engine lift measuring apparatu (3), levelness measuring apparatu (4), heavy measuring apparatu of hook (5), wind speed measuring apparatu (6) and infrared ray sensor (7), its characterized in that: the crane travel measuring instrument (1), the crane travel measuring instrument (2), the winch lifting measuring instrument (3), the levelness measuring instrument (4), the hook weight measuring instrument (5), the wind speed measuring instrument (6) and the infrared sensor (7) are all electrically connected with a data acquisition module (8) in an output mode, the data acquisition module (8) is electrically connected with a monitoring module (16) in a bidirectional mode, the data acquisition module (8) is electrically connected with a network switching module (9) in an output mode, the network switching module (9) is electrically connected with a wireless transmission module (10) in a bidirectional mode, the wireless transmission module (10) is electrically connected with a remote transmission module (11) and a wireless terminal connection module (13) in a bidirectional mode, the wireless transmission module (10) and the remote transmission module (11) are both electrically connected with a terminal control center (12) in a bidirectional mode, and the network switching module (9) is electrically connected with a data, the data processing module (14) is electrically connected with an abnormity alarm module (17) and a data storage module (18) in an output mode.
2. The gantry crane safety monitoring and protecting system according to claim 1, wherein: the data processing module (14) is electrically connected with a data display module (15) in a bidirectional mode, and the data processing module (14) and the data display module (15) are both electrically connected with the wireless transmission module (10) in an output mode.
3. The gantry crane safety monitoring and protecting system according to claim 1, wherein: the data storage module (18) is electrically connected with a data management module (19) in a bidirectional mode, the abnormity alarm module (17) is electrically connected with the data storage module (18) in an output mode, and the data management module (19) is electrically connected with a data analysis module (191), a data classification module (192) and a data query module (193) in an output mode.
4. The gantry crane safety monitoring and protecting system according to claim 1, wherein: the wireless terminal connection module (13) carrying platform comprises one or a combination of a plurality of mobile phones, a notebook computer, a PAD intelligent terminal or a tablet personal computer, the connection mode between the wireless transmission module (10) and the wireless terminal connection module (13) comprises one or a combination of a plurality of 5G modules, 4G modules, Bluetooth modules, WiFi modules, LORA modules, Z-Wave modules, GSM modules, CDMA modules or TD-SCDMA modules, the terminal control center (12) carrying platform comprises one or a combination of a plurality of liquid crystal computers, notebook computers or tablet personal computers, and the connection mode between the terminal control center (12) and the wireless terminal connection module (13) comprises one or a combination of a plurality of 4G modules, LORA modules, Z-Wave modules or optical cable modules.
5. A gantry crane safety monitoring and protecting system according to any one of claims 1 or 3, characterized in that: the data processing module (14) and the data display module (15) process data including text data and video data, and the data storage module (18) can synchronize to a cloud storage account.
6. The system and the method for monitoring and protecting the safety of the gantry crane according to claim 1, wherein: the method comprises the following steps:
s1: safety detection: starting a monitoring module (16), and carrying out safety detection on states of the crown block stroke measuring instrument (1), the crane stroke measuring instrument (2), the winch lifting measuring instrument (3), the levelness measuring instrument (4), the hook weight measuring instrument (5), the wind speed measuring instrument (6) and the infrared sensor (7), wherein the detection method comprises the following steps: the method comprises the steps that measurement data of an overhead traveling crane travel measuring instrument (1), a crane travel measuring instrument (2), a winch lifting measuring instrument (3), a levelness measuring instrument (4), a hook weight measuring instrument (5), a wind speed measuring instrument (6) and an infrared sensor (7) are detected, when the data are abnormal, the abnormal data are transmitted to a network exchange module (9) through a data acquisition module (8) for data exchange, and then transmitted to a terminal control center (12) through a wireless transmission module (10) for equipment fault pre-alarming so as to be maintained;
s2: starting tracking: when no abnormal data is detected through the step S1, the gantry crane is started, the overhead traveling crane travel measuring instrument (1), the crane travel measuring instrument (2), the winch lifting measuring instrument (3), the levelness measuring instrument (4), the hook weight measuring instrument (5), the wind speed measuring instrument (6) and the infrared sensor (7) respectively detect the overhead traveling crane travel, the winch lifting travel, the levelness, the hook weight, the wind speed and the obstacle, and transmit the data to the data acquisition module (8), the monitoring module (16) monitors the data in real time, and transmits the data to the terminal control center (12) or the wireless terminal connection module (13) through the wireless transmission module (10) after the data is processed by the network exchange module (9), the data processing module (14) and the data display module (15) for real-time checking, and sends an alarm through the abnormal alarm module (17) when the data is abnormal, to carry out emergency braking treatment on the gantry crane;
s3: data storage: after the gantry crane runs, the generated data and the alarm log generated by the abnormity alarm module (17) are transmitted to the data storage module (18) through the data processing module (14), the data are analyzed, classified and stored through the data management module (19), and the data can be inquired through the data inquiry module (193), so that the safety monitoring of the gantry crane is completed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110065144.5A CN112758834A (en) | 2021-01-18 | 2021-01-18 | Safety monitoring and protecting system and method for gantry crane |
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| CN202110065144.5A CN112758834A (en) | 2021-01-18 | 2021-01-18 | Safety monitoring and protecting system and method for gantry crane |
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| CN110615361A (en) * | 2019-09-30 | 2019-12-27 | 青岛海西重机有限责任公司 | Remote operation system of tyre type gantry crane and crane |
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