CN115417309A - Tower crane integration safety on-line monitoring system - Google Patents
Tower crane integration safety on-line monitoring system Download PDFInfo
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- CN115417309A CN115417309A CN202211048380.7A CN202211048380A CN115417309A CN 115417309 A CN115417309 A CN 115417309A CN 202211048380 A CN202211048380 A CN 202211048380A CN 115417309 A CN115417309 A CN 115417309A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 33
- 230000010354 integration Effects 0.000 title claims description 3
- 230000002159 abnormal effect Effects 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims abstract description 9
- 239000011888 foil Substances 0.000 claims description 27
- 238000012545 processing Methods 0.000 claims description 15
- 238000007689 inspection Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 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
- 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
- B66C13/52—Details of compartments for driving engines or motors or of operator's stands or cabins
- B66C13/54—Operator's stands or cabins
-
- 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
- B66C15/04—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
- B66C15/045—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track electrical
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses an integrated safety online monitoring system for a tower crane, which comprises a data acquisition module, a wireless network communication module, a tower crane operating room management module and a program management monitoring center, wherein the data acquisition module comprises a height sensor, a wind speed sensor, a weight sensor, a rotary sensor, an inclination angle sensor, a hook camera, a tower crane operating room camera and a nut looseness detector. The tower crane safety monitoring system is reasonable in design, integrates the functions of tower crane data monitoring, hook visual shooting, personnel on-duty monitoring, AI face recognition monitoring, nut loosening early warning, various abnormal alarms and the like, is convenient to operate and high in automation degree, and improves the operation safety of the tower crane.
Description
Technical Field
The invention relates to the technical field of tower crane monitoring systems, in particular to an integrated safety online monitoring system of a tower crane.
Background
The tower crane is the most common hoisting equipment in construction sites, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction. With the development of society, safety production problems are increasingly concerned, and under the background, the development of a technology for the safety online monitoring and alarming of the tower crane is very necessary. Although some tower crane monitoring systems are also available in the current building engineering, the existing tower crane monitoring system has a single function and low automation degree.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an integrated safety online monitoring system for a tower crane.
In order to achieve the above object, the present invention provides an integrated safety online monitoring system for a tower crane, comprising:
the data acquisition module is arranged on each tower crane and comprises a height sensor, an air speed sensor, a weight sensor, a rotary sensor, an inclination angle sensor, a hook camera, a tower crane operating room camera and a nut looseness detector;
the wireless network communication module is arranged on each tower crane and is used for sending corresponding data respectively acquired by the height sensor, the wind speed sensor, the weight sensor, the revolution sensor, the inclination angle sensor, the hook camera, the tower crane operating room camera and the nut looseness detector to the tower crane operating room management module and the remote management monitoring center through a wireless network;
the tower crane operation room management module is arranged on each tower crane and is used for respectively analyzing and processing tower crane height data acquired by the height sensor, wind speed data acquired by the wind speed sensor, lifted object weight data acquired by the weight sensor, tower crane rotation data acquired by the rotation sensor, tower crane inclination angle data acquired by the inclination angle sensor and nut pressure data acquired by the nut looseness detector, displaying the tower crane height data, the lifted object weight data, the tower crane rotation data, the tower crane inclination angle data and the nut pressure data on a display screen, and alarming in the operation room and sending alarm information to a remote management monitoring center when abnormal data are analyzed; the system comprises a crane control room camera, a display screen, a crane control room camera, an AI face recognition operation, a crane control room camera, a remote management monitoring center and a remote monitoring center, wherein the crane control room camera is used for shooting images of hoisted objects on the display screen, and the crane control room camera is used for shooting images of human bodies and human face images on the display screen;
and the remote management monitoring center is used for acquiring tower crane height data acquired by the height sensor, wind speed data acquired by the wind speed sensor, lifted object weight data acquired by the weight sensor, tower crane rotation data acquired by the rotation sensor, tower crane inclination angle data acquired by the inclination angle sensor, nut pressure data acquired by the nut loosening detector, various abnormal data and alarm information.
The nut looseness detector is arranged as an annular foil type force-sensitive sensor, a gasket and the foil type force-sensitive sensor are arranged between each nut of the tower crane and each corresponding mounting surface of the tower crane respectively, and after the nut is screwed up with screws on the mounting surface, the gasket can be forced by the nut to press the foil type force-sensitive sensor, so that the foil type force-sensitive sensor transmits pressure data to the tower crane operating room management module and the remote management monitoring center.
The tower crane operating room management module and the remote management monitoring center are respectively used for judging whether the nut is loosened according to pressure data transmitted by the foil type force sensitive sensor, judging that the nut is loosened when the pressure data is lower than a preset pressure threshold value, and displaying the nut corresponding to the pressure data according to the serial number of the foil type force sensitive sensor so as to generate reminding information.
Preferably, the data acquisition module further comprises a tower body verticality measuring instrument; and the tower crane operation room management module and the remote management monitoring center are also respectively used for analyzing and processing the tower crane body verticality data acquired by the tower crane body verticality measuring instrument.
Preferably, the data acquisition module further comprises a tower crane settlement measuring instrument; tower crane control room management module and remote management surveillance center still are used for respectively the analytical processing tower crane settlement data that the tower crane settlement measuring apparatu gathered, tower crane settlement measuring apparatu is equipped with four to be located four edges and corners of tower crane foundation cushion cap respectively.
Preferably, the data acquisition module further comprises a GPS positioning module; the remote management monitoring center is also used for analyzing and processing tower crane coordinate data acquired by a GPS positioning module of each tower crane, and determining whether collision risks exist between the tower cranes according to tower crane height data acquired by a height sensor of each tower crane, tower crane rotation data acquired by a rotation sensor and tower crane inclination angles acquired by an inclination angle sensor, when collision risks exist in judgment, the tower crane with the collision risks is stopped through remote control, and alarm information is fed back to the remote management monitoring center and a tower crane operation room management module of the tower crane with the collision risks.
Preferably, the data acquisition module further comprises a rainfall sensor; the tower crane operation room management module and the remote management monitoring center are respectively used for analyzing and processing rainfall data collected by the rainfall sensor, and when the rainfall is greater than a preset rainfall threshold value, alarm information is fed back to the remote management monitoring center and the tower crane operation room management module.
Preferably, the remote management monitoring center is further used for remotely controlling hook cameras of all tower cranes in the target area to perform 360-degree rotation shooting so as to realize linkage type all-dimensional inspection of the target area.
Preferably, the wireless network communication module is further used for wirelessly interconnecting and pairing the tower crane operation room management modules of all tower cranes in the target area so as to realize information sharing.
Compared with the prior art, the invention has the beneficial effects that:
1. the tower crane intelligent monitoring system is reasonable in design, integrates functions of tower crane various data monitoring, hook visual shooting, personnel on-duty monitoring, AI face recognition monitoring, nut loosening early warning, various abnormal alarms and the like, is convenient to operate and high in automation degree, and improves the operation safety of the tower crane.
2. The invention adopts the foil type force-sensitive sensor to detect whether the nut is loosened, when the pressure data transmitted by the foil type force-sensitive sensor is lower than the preset pressure threshold value, the nut is judged to be loosened, and the nut corresponding to the foil type force-sensitive sensor is displayed according to the serial number of the foil type force-sensitive sensor, so that the reminding information is generated, the operation is convenient, and the cost is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a functional module block diagram of a tower crane integrated safety online monitoring system provided by the embodiment of the invention;
FIG. 2 is a schematic structural diagram of a nut mounting portion on a tower crane provided by an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a half-edge portion of a foil-type force-sensitive sensor provided in an embodiment of the present invention;
fig. 4 is a structural schematic diagram of another half portion of a foil-type force-sensitive sensor provided by an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Example one
Referring to fig. 1, an embodiment of the present invention provides an integrated safety online monitoring system for a tower crane, including a data acquisition module 1, a wireless network communication module 2, a tower crane operation room management module 3, and a remote management monitoring center 4, and the following describes each component of this embodiment in detail with reference to the accompanying drawings.
Data acquisition module 1 installs and installs on every tower crane, and data acquisition module 1 can include height sensor 11, air velocity transducer 12, weight sensor 13, gyration sensor 14, tilt sensor 15, lifting hook camera 16, tower crane control chamber camera 17 and nut detector 18 that becomes flexible.
The wireless network communication module 2 is installed on each tower crane and used for sending corresponding data acquired by the height sensor 11, the wind speed sensor 12, the weight sensor 13, the revolution sensor 14, the inclination angle sensor 15, the lifting hook camera 16, the tower crane operation room camera 17 and the nut looseness detector 18 to the tower crane operation room management module 3 and the remote management monitoring center 4 through a wireless network.
The tower crane operation room management module 3 is installed on each tower crane and used for respectively analyzing and processing tower crane height data collected by the height sensor 11, wind speed data collected by the wind speed sensor 12, hoisting object weight data collected by the weight sensor 13, tower crane rotation data collected by the rotation sensor 14, tower crane inclination angle data collected by the inclination angle sensor 15 and nut pressure data collected by the nut looseness detector 18 and respectively displaying the data on a display screen, and when abnormal data (if the abnormal data are not in a preset value range) are analyzed, alarming in an operation room and sending alarm information to a remote management monitoring center.
The tower crane operation room management module 3 is also used for displaying images of hoisted objects shot by the hook camera 16 on the display screen and analyzing and processing human body images and face images shot by the tower crane operation room camera 17, so that personnel on-duty monitoring operation and AI face recognition operation are performed, and when the condition that the operating personnel is not in the operation room or the specified operating personnel operates the tower crane is judged, the starting of the elevator of the tower crane is forbidden and alarm information is sent to the remote management monitoring center.
Wherein, be equipped with the facial image database in the tower crane control room management module 3 for store appointed operating personnel's facial image data.
And the remote management monitoring center 4 is used for acquiring tower crane height data acquired by the height sensor 11, wind speed data acquired by the wind speed sensor 12, hoisting object weight data acquired by the weight sensor 13, tower crane rotation data acquired by the rotation sensor 14, tower crane inclination data acquired by the inclination angle sensor 15, nut pressure data acquired by the nut looseness detector 18, and various abnormal data and alarm information.
In this embodiment, the nut loosening detector 18 may be preferably configured as a ring-shaped foil-type force sensor, as shown in fig. 3 and 4, the foil-type force sensor includes a first film 181, a first spiral foil line 182, a second spiral foil line 183, a leading pin 184, a second film 185, and a ring-shaped conductive sheet 186, the first spiral foil line 182 and the second spiral foil line 183 are disposed on an inner surface of the first film 181, the leading pin 184 is provided with two line regions respectively connected to the first spiral foil line 182 and the second spiral foil line 183, the conductive sheet 186 is disposed on an inner surface of the second film 185, when the first film 181 and the second film 185 are attached to each other, the conductive sheet 186 faces the line region formed by the first spiral foil line 182 and the second spiral foil line 183, and in a normal state, there is a gap between the conductive sheet 186 and the line region, and when the foil-type force sensor is deformed by a force, the conductive sheet will contact with corresponding portions of the first spiral foil line 182 and the second spiral foil line 183, so that a resistance value can be measured, and a corresponding pressure value can be changed. Wherein, the middle parts of the first film 181 and the second film 185 are provided with screw through holes 187 for screws to pass through.
As shown in fig. 2, an annular gasket 22 and a foil-type force-sensitive sensor are respectively arranged between each nut 20 of the tower crane and each corresponding mounting surface 21 of the tower crane, and after the nut 20 is screwed with a screw 23 at the mounting surface, the nut 20 forces the gasket 22 to press the foil-type force-sensitive sensor, so that the foil-type force-sensitive sensor transmits pressure data to the tower crane operation room management module 3 and the remote management monitoring center 4. The foil type force-sensitive sensor can be connected with the tower crane operating room management module 3 or the wireless network communication module 2 in a wired mode.
The tower crane operating room management module 3 and the remote management monitoring center 4 are respectively used for judging whether the nuts are loosened according to pressure data transmitted by the foil type force sensitive sensors, judging that the nuts are loosened when the pressure data are lower than a preset pressure threshold value, and displaying the nuts corresponding to the pressure data according to the serial numbers of the foil type force sensitive sensors so as to generate reminding information.
Example two
The second embodiment of the invention provides another integrated safety online monitoring system for a tower crane, and on the basis of the first embodiment, the data acquisition module further comprises a tower body perpendicularity measuring instrument 19, a tower crane settlement measuring instrument 110, a GPS positioning module 111 and a rainfall sensor 112.
Correspondingly, the tower crane operating room management module 3 and the remote management monitoring center 4 are further respectively used for analyzing and processing tower crane body perpendicularity data acquired by the tower crane body perpendicularity measuring instrument 19.
The tower crane operation room management module 3 and the remote management monitoring center 4 are further configured to analyze and process tower crane settlement data acquired by the tower crane settlement measuring instrument 110, respectively. Wherein, tower crane settlement measuring apparatu 110 is equipped with four to be located the four edges and corners of tower crane foundation cushion cap respectively.
The remote management monitoring center 4 is also used for analyzing and processing tower crane coordinate data acquired by the GPS positioning module 111 of each tower crane, and combines tower crane height data acquired by the height sensor 11 of each tower crane, tower crane rotation data acquired by the rotation sensor 14 and a tower crane inclination angle acquired by the inclination angle sensor 15 to judge whether collision risks exist between the tower cranes, when collision risks exist in judgment, the tower crane with the collision risks is stopped through remote control, and alarm information is fed back to the remote management monitoring center 4 and the tower crane operation room management module 3 of the tower crane with the collision risks.
The tower crane operation room management module 3 and the remote management monitoring center 4 are further respectively used for analyzing and processing rainfall data collected by the rainfall sensor 112, and when the rainfall is greater than a preset rainfall threshold value, alarm information is fed back to the remote management monitoring center 4 and the tower crane operation room management module 3.
The remote management monitoring center 4 is also used for remotely controlling hook cameras 16 of all tower cranes in a target area to carry out 360-degree rotation shooting so as to realize linkage type omnibearing inspection of the target area.
In addition, the wireless network communication module 2 is also used for interconnecting and pairing the tower crane operation room management modules 3 of all tower cranes in a target area in a wireless manner so as to realize information sharing.
In conclusion, the tower crane safety monitoring system is reasonable in design, integrates the functions of tower crane data monitoring, hook visual shooting, personnel on-duty monitoring, AI face recognition monitoring, nut loosening early warning, various abnormity alarms and the like, is convenient to operate, has high automation degree, and improves the tower crane operation safety.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides an integrated safe on-line monitoring system of tower crane integration which characterized in that includes:
the data acquisition module is arranged on each tower crane and comprises a height sensor, a wind speed sensor, a weight sensor, a rotary sensor, an inclination angle sensor, a hook camera, a tower crane operating room camera and a nut looseness detector;
the wireless network communication module is arranged on each tower crane and is used for sending corresponding data respectively acquired by the height sensor, the wind speed sensor, the weight sensor, the revolution sensor, the inclination angle sensor, the hook camera, the tower crane operating room camera and the nut looseness detector to the tower crane operating room management module and the remote management monitoring center through a wireless network;
the tower crane operation room management module is arranged on each tower crane and is used for respectively analyzing and processing tower crane height data acquired by the height sensor, wind speed data acquired by the wind speed sensor, lifted object weight data acquired by the weight sensor, tower crane rotation data acquired by the rotation sensor, tower crane inclination angle data acquired by the inclination angle sensor and nut pressure data acquired by the nut looseness detector, displaying the tower crane height data, the lifted object weight data, the tower crane rotation data, the tower crane inclination angle data and the nut pressure data on a display screen, and alarming in the operation room and sending alarm information to a remote management monitoring center when abnormal data are analyzed; the system comprises a crane control room camera, a display screen, a crane control room camera, an AI face recognition operation, a crane control room camera, a remote management monitoring center and a remote monitoring center, wherein the crane control room camera is used for shooting images of hoisted objects on the display screen, and the crane control room camera is used for shooting images of human bodies and human face images on the display screen;
the remote management monitoring center is used for acquiring tower crane height data acquired by the height sensor, wind speed data acquired by the wind speed sensor, lifted object weight data acquired by the weight sensor, tower crane rotation data acquired by the rotation sensor, tower crane inclination angle data acquired by the inclination angle sensor, nut pressure data acquired by the nut loosening detector, various abnormal data and alarm information;
when the nuts are screwed with screws on the mounting surfaces, the nuts force the gaskets to press the foil type force sensitive sensors, so that the foil type force sensitive sensors transmit pressure data to a tower crane operating room management module and a remote management monitoring center;
the tower crane operating room management module and the remote management monitoring center are respectively used for judging whether the nut is loosened according to pressure data transmitted by the foil type force sensitive sensor, judging that the nut is loosened when the pressure data is lower than a preset pressure threshold value, and displaying the nut corresponding to the pressure data according to the serial number of the foil type force sensitive sensor so as to generate reminding information.
2. The tower crane integrated safety online monitoring system according to claim 1, wherein the data acquisition module further comprises a tower body perpendicularity measuring instrument; and the tower crane operation room management module and the remote management monitoring center are also respectively used for analyzing and processing the tower crane body verticality data acquired by the tower crane body verticality measuring instrument.
3. The tower crane integrated safety online monitoring system according to claim 1, wherein the data acquisition module further comprises a tower crane settlement measuring instrument; tower crane control room management module and remote management surveillance center still are used for respectively the analytical processing tower crane settlement data that the tower crane settlement measuring apparatu gathered, tower crane settlement measuring apparatu is equipped with four to be located four edges and corners of tower crane foundation cushion cap respectively.
4. The tower crane integrated safety online monitoring system according to claim 1, wherein the data acquisition module further comprises a GPS positioning module; the remote management monitoring center is also used for analyzing and processing tower crane coordinate data acquired by a GPS positioning module of each tower crane, and determining whether collision risks exist between the tower cranes according to tower crane height data acquired by a height sensor of each tower crane, tower crane rotation data acquired by a rotation sensor and tower crane inclination angles acquired by an inclination angle sensor, when collision risks exist in judgment, the tower crane with the collision risks is stopped through remote control, and alarm information is fed back to the remote management monitoring center and a tower crane operation room management module of the tower crane with the collision risks.
5. The tower crane integrated safety online monitoring system according to claim 1, wherein the data acquisition module further comprises a rainfall sensor; the tower crane operation room management module and the remote management monitoring center are respectively used for analyzing and processing rainfall data collected by the rainfall sensor, and when the rainfall is greater than a preset rainfall threshold value, alarm information is fed back to the remote management monitoring center and the tower crane operation room management module.
6. The tower crane integrated safety online monitoring system according to claim 1, wherein the remote management monitoring center is further used for remotely controlling hook cameras of all tower cranes in a target area to perform 360-degree rotation shooting so as to realize linkage type omnibearing inspection of the target area.
7. The tower crane integrated safety online monitoring system according to claim 1, wherein the wireless network communication module is further used for wirelessly interconnecting and pairing tower crane operation room management modules of all tower cranes in a target area so as to realize information sharing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211048380.7A CN115417309A (en) | 2022-08-30 | 2022-08-30 | Tower crane integration safety on-line monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211048380.7A CN115417309A (en) | 2022-08-30 | 2022-08-30 | Tower crane integration safety on-line monitoring system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246930A (en) * | 2017-06-20 | 2017-10-13 | 深圳市力合鑫源智能技术有限公司 | A kind of thin film flexible force-sensing sensor |
| CN112479038A (en) * | 2020-12-07 | 2021-03-12 | 广西路桥工程集团有限公司 | Tower crane operation visual monitoring system |
| CN212779685U (en) * | 2020-04-30 | 2021-03-23 | 中铁二院工程集团有限责任公司 | Detection system for electrified railway contact net fastener |
| CN114506781A (en) * | 2020-11-16 | 2022-05-17 | 山东中建众力设备租赁有限公司 | Intelligent remote control tower crane safety monitoring system |
| CN114701961A (en) * | 2022-03-30 | 2022-07-05 | 中国建筑第七工程局有限公司 | Tower crane safety monitoring system |
-
2022
- 2022-08-30 CN CN202211048380.7A patent/CN115417309A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107246930A (en) * | 2017-06-20 | 2017-10-13 | 深圳市力合鑫源智能技术有限公司 | A kind of thin film flexible force-sensing sensor |
| CN212779685U (en) * | 2020-04-30 | 2021-03-23 | 中铁二院工程集团有限责任公司 | Detection system for electrified railway contact net fastener |
| CN114506781A (en) * | 2020-11-16 | 2022-05-17 | 山东中建众力设备租赁有限公司 | Intelligent remote control tower crane safety monitoring system |
| CN112479038A (en) * | 2020-12-07 | 2021-03-12 | 广西路桥工程集团有限公司 | Tower crane operation visual monitoring system |
| CN114701961A (en) * | 2022-03-30 | 2022-07-05 | 中国建筑第七工程局有限公司 | Tower crane safety monitoring system |
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Application publication date: 20221202 |