CN111583591A - Safety alarm method and device for hoisting machinery - Google Patents
Safety alarm method and device for hoisting machinery Download PDFInfo
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- CN111583591A CN111583591A CN202010359977.8A CN202010359977A CN111583591A CN 111583591 A CN111583591 A CN 111583591A CN 202010359977 A CN202010359977 A CN 202010359977A CN 111583591 A CN111583591 A CN 111583591A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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Abstract
The invention provides a safety alarm method and a safety alarm device for hoisting machinery, wherein the method comprises the following steps: obtaining first weight information according to the weight sensor; obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information; obtaining a first predetermined time threshold; obtaining a first predetermined weight threshold; judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result; judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result; and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation. When the method is achieved, an alarm is given to the illegal action of the driver, the illegal action is recorded, the illegal action is eliminated, and the technical effects of safe operation and civilized production are achieved.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a safety alarm method and device for hoisting machinery.
Background
The crane is the most widely applied heavy machinery in an industrial field, the operation working conditions of the crane are complex and changeable, and crane operators often have various unsafe habitual operations to safely produce seeds with hidden dangers. According to incomplete statistics, the operation accidents in the safety accidents caused by the hoisting machinery account for more than 60 percent, and in order to ensure safe production, the national standard GB6067-2010 hoisting machinery safety code AQ7011-2018 high-temperature molten metal handling safety code has clear standard requirements on the crane operation,
however, the applicant of the present invention finds that the prior art has at least the following technical problems:
in the prior art, the crane illegal operation behavior is difficult to inspect daily, and the illegal behavior is usually found after a safety accident is analyzed through an accident site, but the accident is already formed, so that the technical problem that the loss cannot be compensated is caused.
Disclosure of Invention
The embodiment of the invention provides a safety alarm method and device for hoisting machinery, and solves the technical problems that in the prior art, the difficulty in daily inspection of illegal operation behaviors of cranes is high, the illegal behaviors are usually found after safety accidents are analyzed through accident sites, and the accidents are formed, so that loss cannot be compensated.
In view of the above problems, embodiments of the present application are provided to provide a safety alarm method and device for a hoisting machine.
In a first aspect, the present invention provides a safety alarm method for a hoisting machine, where the method is applied to a safety manager, the safety manager includes a weight sensor, an alarm device, and a wireless transmission device, and the method includes: obtaining first weight information according to the weight sensor; obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information; obtaining a first predetermined time threshold; obtaining a first predetermined weight threshold; judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result; judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result; and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation.
Preferably, the obtaining first alarm information according to the first determination result and the second determination result includes: and if the first weight information is not within the first preset weight threshold value and/or the first time is not within the first preset time threshold value, obtaining first alarm information.
Preferably, the method further comprises: obtaining a limit signal of the first hoisting machine according to a limit position limiter of the first hoisting machine; obtaining a second time according to the limit signal, wherein the second time is the time when the safety manager receives the limit signal; obtaining a second predetermined time threshold; judging whether the second time is within the second preset time threshold value; and if the second time exceeds the second preset time threshold, second alarm information is obtained, and the second alarm information is used for prompting the first lifting machine operator to illegally use the limit position limiter to perform parking operation.
Preferably, after obtaining the second predetermined time threshold, the method further includes: obtaining information on the number of the limit signals received by the safety manager within the second preset time threshold; obtaining a first predetermined number threshold; determining whether the quantity information is within the first predetermined quantity threshold; and if the quantity information is no longer within the first preset quantity threshold value, third alarm information is obtained, and the third alarm information is used for prompting the first starting machine operator not to try out the limit position limiter.
Preferably, the method comprises: obtaining a working state signal of a moving mechanism of the first lifting machine; obtaining a third predetermined time threshold; obtaining the number of working state signals of the moving mechanism of the first lifting machine within the third preset time threshold; obtaining a second predetermined number threshold; judging whether the number of the working state signals exceeds a second preset number threshold value or not; and if the number of the working state signals exceeds the second preset number threshold, obtaining fourth alarm information, wherein the fourth alarm information is used for prompting the first crane operator to carry out illegal operation.
Preferably, the method comprises: obtaining a fourth predetermined time threshold; obtaining a first motion signal and a second motion signal of the first hoisting machine within the fourth predetermined time threshold; judging whether the first motion signal and the second motion signal are motion signals generated by motion mechanisms opposite to each other or not; and if the first motion signal and the second motion signal are motion signals generated by motion mechanisms which are opposite to each other, obtaining fifth alarm information, wherein the fifth alarm information is used for prompting the first starting machinery operator to carry out illegal operation.
Preferably, the method further comprises: obtaining motion path information of the first lifting machine; obtaining obstacle information in the motion path according to the motion path information; judging whether the obstacle is a second hoisting machine, wherein the second hoisting machine is other hoisting machines different from the first hoisting machine; if the obstacle is not the second hoisting machine, sixth alarm information is obtained and used for prompting the operator to perform handling operation; and if the obstacle is the second hoisting machine, obtaining seventh alarm information, wherein the seventh alarm information is used for prompting the first hoisting machine operator and the second hoisting machine operator to perform coping operation.
In a second aspect, the present invention provides a safety alarm device for a lifting machine, the device comprising:
a first obtaining unit configured to obtain first weight information based on the weight sensor;
a second obtaining unit, configured to obtain a first time according to the first weight information, where the first time is a time when the security manager receives the first weight information;
a third obtaining unit configured to obtain a first predetermined time threshold;
a fourth obtaining unit for obtaining a first predetermined weight threshold;
the first judging unit is used for judging whether the first time is within the first preset time threshold value or not and obtaining a first judging result;
a second judging unit, configured to judge whether the first weight information is within the first predetermined weight threshold, and obtain a second judgment result;
and the fifth obtaining unit is used for obtaining first alarm information according to the first judgment result and the second judgment result, and the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation.
Preferably, the apparatus comprises:
a sixth obtaining unit, configured to obtain first warning information if the first weight information is not within the first predetermined weight threshold and/or the first time is not within the first predetermined time threshold.
Preferably, the apparatus comprises:
a seventh obtaining unit configured to obtain a limit signal of the first hoisting machine from a limit position limiter of the first hoisting machine;
an eighth obtaining unit, configured to obtain a second time according to the limit signal, where the second time is a time when the safety manager receives the limit signal;
a ninth obtaining unit configured to obtain a second predetermined time threshold;
a third judging unit, configured to judge whether the second time is within the second predetermined time threshold;
a tenth obtaining unit, configured to obtain second warning information if the second time exceeds the second predetermined time threshold, where the second warning information is used to prompt the first lifting machine operator to illegally use a limit position limiter to perform a parking operation.
Preferably, the apparatus comprises:
an eleventh obtaining unit, configured to obtain information on the number of the limit signals received by the security manager within the second predetermined time threshold;
a twelfth obtaining unit configured to obtain a first predetermined number threshold;
a fourth judging unit configured to judge whether the quantity information is within the first predetermined quantity threshold;
a thirteenth obtaining unit configured to obtain third warning information for prompting the first lifting machine operator not to try out the limit position limiter, if the quantity information is no longer within the first predetermined quantity threshold.
Preferably, the apparatus comprises:
a fourteenth obtaining unit for obtaining an operation state signal of a moving mechanism of the first lifting machine;
a fifteenth obtaining unit configured to obtain a third predetermined time threshold;
a sixteenth obtaining unit, configured to obtain the number of operating state signals of the moving mechanism of the first lifting machine within the third predetermined time threshold;
a seventeenth obtaining unit configured to obtain a second predetermined number threshold;
a fifth judging unit, configured to judge whether the number of the operating state signals exceeds the second predetermined number threshold;
an eighteenth obtaining unit, configured to obtain fourth warning information if the number of the working state signals exceeds the second predetermined number threshold, where the fourth warning information is used to prompt the first heavy machinery operator to perform an illegal operation.
Preferably, the apparatus comprises:
a nineteenth obtaining unit for obtaining a fourth predetermined time threshold;
a twentieth obtaining unit configured to obtain the first motion signal and the second motion signal of the first hoisting machine within the fourth predetermined time threshold;
a sixth judging unit, configured to judge whether the first motion signal and the second motion signal are motion signals generated by motion mechanisms opposite to each other;
a twenty-first obtaining unit, configured to obtain fifth alarm information if the first motion signal and the second motion signal are motion signals generated by opposite motion mechanisms, where the fifth alarm information is used to prompt the first loading machine operator to perform violation operation.
Preferably, the apparatus comprises:
a twenty-second obtaining unit for obtaining movement path information of the first lifting machine;
a twenty-third obtaining unit, configured to obtain obstacle information in the movement path according to the movement path information;
a seventh determining unit that determines whether the obstacle is a second hoisting machine that is different from the first hoisting machine;
a twenty-fourth obtaining unit configured to obtain sixth alarm information for prompting the operator to perform a countermeasure operation if the obstacle is not the second hoisting machine;
a twenty-fifth obtaining unit, configured to obtain seventh alarm information if the obstacle is the second hoisting machine, where the seventh alarm information is used to prompt the first hoisting machine operator and the second hoisting machine operator to perform a handling operation.
In a third aspect, the present invention provides a safety alarm device for a lifting machine, comprising a memory, a processor and a computer program stored in the memory and executable on the processor, wherein the processor implements the steps of any one of the above methods when executing the program.
In a fourth aspect, the invention provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of any of the methods described above.
One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:
according to the safety alarm method and device for the hoisting machinery, provided by the embodiment of the invention, first weight information is obtained according to the weight sensor; obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information; obtaining a first predetermined time threshold; obtaining a first predetermined weight threshold; judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result; judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result; and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation. The technical problem that in the prior art, the crane violation operation behavior is difficult to inspect daily and is usually found to exist after safety accidents are analyzed on accident sites, but the accidents are already formed, so that loss cannot be compensated is solved, when the crane violation behavior is detected, an alarm is given to the driver violation behavior, the violation operation behavior is recorded, a management tool is provided for a safety management personnel of a hoisting machine, and a behavior correction assistant is provided for a driver of a crown block. Finally, the illegal action is eliminated, and the technical effects of safe operation and civilized production are realized.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Fig. 1 is a schematic flow chart of a safety alarm method for a hoisting machine according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a safety alarm device of a hoisting machine according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of another safety alarm device for a lifting machine according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a security manager in an embodiment of the present invention.
Description of reference numerals: the safety management device comprises a safety management device host 1, an alarm device 2, a weight sensor 3, a switch 4, a wireless transmission device 5, a first obtaining unit 11, a second obtaining unit 12, a third obtaining unit 13, a fourth obtaining unit 14, a first judging unit 15, a second judging unit 16, a fifth obtaining unit 17, a bus 300, a receiver 301, a processor 302, a transmitter 303, a memory 304 and a bus interface 306.
Detailed Description
The embodiment of the invention provides a safety alarm method and device for hoisting machinery, which are used for solving the technical problems that in the prior art, the difficulty in daily inspection of illegal operation behaviors of cranes is high, the illegal behaviors are usually found after safety accidents are analyzed through accident sites, but the accidents are already formed, so that the loss cannot be compensated.
The technical scheme provided by the invention has the following general idea:
obtaining first weight information by means of the weight sensor; obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information; obtaining a first predetermined time threshold; obtaining a first predetermined weight threshold; judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result; judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result; and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation. When the condition is reached, an alarm is given to the illegal behavior of the driver, the illegal operation behavior is recorded, a management tool is provided for safety management personnel of the hoisting machinery, and a behavior correction assistant is provided for the driver of the overhead traveling crane. Finally, the illegal action is eliminated, and the technical effects of safe operation and civilized production are realized.
The technical solutions of the present invention are described in detail below with reference to the drawings and specific embodiments, and it should be understood that the specific features in the embodiments and examples of the present invention are described in detail in the technical solutions of the present application, and are not limited to the technical solutions of the present application, and the technical features in the embodiments and examples of the present application may be combined with each other without conflict.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Example one
Fig. 1 is a schematic flow chart of a safety alarm method for a hoisting machine according to an embodiment of the present invention. As shown in fig. 1, an embodiment of the present invention provides a safety alarm method for a hoisting machine, where the method is applied to a safety manager, as shown in fig. 4, the safety manager includes a safety manager host 1, a weight sensor 3, an alarm device 2, a switch, and a wireless transmission device 5, where the safety manager host 1 may perform wireless information transmission with other safety managers 1 and an upper computer through the wireless transmission device 5, the weight sensor 3 is disposed at a hoisting mechanism end and connected with the safety manager host 1, so that a weight signal collected by the weight sensor is accessed into the safety manager host 1, the alarm device 2 is connected with the safety manager host 1, so that the alarm device 2 may be controlled by the safety manager host 1, and issue an alarm when receiving an alarm signal from the safety manager host 1, wherein, the alarm device 2 is preferably a voice alarm device. The method comprises the following steps:
step 110: obtaining first weight information according to the weight sensor;
step 120: obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information;
step 130: obtaining a first predetermined time threshold;
step 140: obtaining a first predetermined weight threshold;
step 150: judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result;
step 160: judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result;
step 170: and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation.
Preferably, the obtaining first alarm information according to the first determination result and the second determination result includes: and if the first weight information is not within the first preset weight threshold value and/or the first time is not within the first preset time threshold value, obtaining first alarm information.
The hoisting machinery in the embodiment of the application comprises machinery capable of realizing a hoisting function, such as an electric hoist, a gantry crane and the like, and the method and the device provided by the embodiment of the application are all suitable for the machinery. Specifically, the weight sensor 3 is arranged at a hoisting mechanism end of the hoisting machine, and can accurately acquire the dynamic state of the hoisting mechanism in real time through the weight change of the hoisting mechanism, the first weight information is the weight information of the hoisting mechanism of the hoisting machine acquired through the weight sensor 3, the change condition of the weight information of the hoisting mechanism can enable the safety manager host 1 to acquire the motion state of the hoisting mechanism, and when the safety manager host 1 receives the first weight information, the time for receiving the first weight information is recorded at the same time, the first time is the time for the safety manager 1 to receive the first weight information, in other words, when the hoisting mechanism is started by an operator of the hoisting machine through the operation, and the monitoring is carried out through threshold limitation, specifically, a time threshold can be set according to the actual condition, and a weight threshold, namely the first preset time threshold and the first preset weight threshold, judging whether the first weight information is within the first preset weight threshold, and if the first weight information is within the first preset weight threshold, indicating that an operator carries out lifting operation which meets requirements on the lifting mechanism; judging whether the first time is within a first preset time threshold value or not, judging whether an operator operates the lifting mechanism within a specified time or not, and integrating the first judgment result obtained through the time threshold value and the second judgment result obtained through the weight threshold value, if both the first judgment result and the second judgment result are within the threshold values, indicating that the operator performs specified operation on the lifting mechanism within the specified time, and if either one of the two threshold values is not met, indicating that the operator does not perform specified operation, for example, both the specified operation and the non-specified operation performed on the lifting mechanism by the operator outside the specified time are illegal operations; the operator is in violation whether the lifting mechanism is operated for a specified time and whether the operation exceeds a specified weight threshold. When an operator conducts illegal operation, namely if the first weight information is not within the first preset weight threshold and/or the first time is not within the first preset time threshold, first alarm information is obtained, wherein the first alarm information is used for reminding the operator of illegal operation and also can remind a monitoring person of illegal operation of the operator. The method can be applied to the hoisting machinery needing to be subjected to trial hoisting operation before the hoisting machinery is started, whether the hoisting machinery has faults or not is judged, the technical problems that in the prior art, the crane illegal operation behaviors are difficult to inspect daily, the illegal behaviors are usually found after safety accidents are analyzed on accident sites, the accidents are already formed, and the loss cannot be compensated are solved, when the crane illegal operations are detected, an alarm is given to the driver illegal behaviors, the illegal operation behaviors are recorded, a management tool is provided for safety management personnel of the hoisting machinery, and a behavior correction assistant is provided for a driver of the overhead travelling crane. Finally, the illegal action is eliminated, and the technical effects of safe operation and civilized production are realized.
Preferably, the method further comprises: obtaining a limit signal of the first hoisting machine according to a limit position limiter of the first hoisting machine; obtaining a second time according to the limit signal, wherein the second time is the time when the safety manager receives the limit signal; obtaining a second predetermined time threshold; judging whether the second time is within the second preset time threshold value; and if the second time exceeds the second preset time threshold, second alarm information is obtained, and the second alarm information is used for prompting the first lifting machine operator to illegally use the limit position limiter to perform parking operation.
Specifically, the parking using the limit stop limiter is generally a parking manner used in an emergency, and the parking using the limit stop limiter is not allowed in a normal driving operation, in order to achieve an effect of remotely monitoring and managing the parking using the limit stop by an operator, in the embodiment of the present application, a limit signal of the first hoisting machine is accessed into the safety manager host, when the operator uses the limit stop limiter to park, the limit signal is triggered, the safety manager host receives the limit signal, stores and records a time when the limit signal is received, that is, a second time, the second predetermined time threshold is a time period when the limit stop signal is received, compares the time when the safety manager receives the limit signal with the second predetermined time threshold, and determines whether the time when the operator uses the limit stop is within a specified time period, if the alarm information is not within the second preset time threshold, the operator is indicated to illegally use the extreme parking, at the moment, the safety manager reminds the monitor and/or the operator of illegally using the extreme parking through second alarm information, so that the operation specification of the operator is monitored in real time, the condition that the operator illegally uses the extreme parking to damage the hoisting machinery is prevented, and the technical effect of influencing the service life of the hoisting machinery is achieved.
Preferably, after obtaining the second predetermined time threshold, the method further includes: obtaining information on the number of the limit signals received by the safety manager within the second preset time threshold; obtaining a first predetermined number threshold; determining whether the quantity information is within the first predetermined quantity threshold; and if the quantity information is no longer within the first preset quantity threshold value, third alarm information is obtained, and the third alarm information is used for prompting the first starting machine operator not to try out the limit position limiter.
Specifically, the limit stop limiter parking is generally used in an emergency, so that it is required to ensure that the limit stop limiter parking cannot be failed, if the limit stop limiter parking fails, when the limit stop limiter parking is required to be used in an emergency, serious consequences can be caused, so that in order to ensure the operation safety of the hoisting machinery, the limit stop is required to be tested in advance to ensure that the limit stop can work normally, the second predetermined time threshold is a time period in which the limit stop test can be performed, namely when the limit stops performed for a specified number of times within the second predetermined time threshold are in compliance, specifically, the number of limit signals within the second predetermined time threshold is obtained, namely, the limit stops are obtained, and if the number of limit signals received within the specified time period is within the first predetermined number threshold, the operator is specified to perform the limit stop test for the specified number of times within the predetermined time period, if the safety manager does not receive the limit signal of the preset times in the specified time period, the operator is indicated to not perform the limit parking test of the specified times in the specified time period, at this time, the safety manager prompts a monitor and/or the operator to perform the limit parking test according to the requirement through third alarm information, and records the illegal action of the operator, so that the later management is facilitated.
Preferably, the method comprises: obtaining a working state signal of a moving mechanism of the first lifting machine; obtaining a third predetermined time threshold; obtaining the number of working state signals of the moving mechanism of the first lifting machine within the third preset time threshold; obtaining a second predetermined number threshold; judging whether the number of the working state signals exceeds a second preset number threshold value or not; and if the number of the working state signals exceeds the second preset number threshold, obtaining fourth alarm information, wherein the fourth alarm information is used for prompting the first crane operator to carry out illegal operation.
Specifically, the hoisting machinery comprises a plurality of movement mechanisms, such as a cart, a main hook, an auxiliary hook, a left movement, a right movement, an upward movement, a downward movement and the like, each mechanism is controlled by different control ends, because the number of the corresponding control ends is large, an operator artificially controls the plurality of control ends and cannot give consideration to each control end simultaneously, if the operator gives consideration to the plurality of control ends simultaneously, the condition of self-care and absenteeism is easy to occur, serious consequences such as accidents are caused, in order to supervise and prevent the condition that one operator operates the plurality of control ends simultaneously, in the embodiment of the application, a third preset time threshold is set, the third preset threshold and other thresholds in the embodiment of the application can be set according to actual conditions, a safety manager can obtain the third preset time threshold, the number of working state signals of the movement mechanisms of the first hoisting machinery is within the third preset time threshold, the number of the working state signals of the motion mechanisms of the first lifting machine is set as the second preset number threshold, namely, the number range of the motion mechanisms which are allowed to be operated simultaneously within a set time is set, for example, signals generated by at most two different motion mechanisms are allowed to occur within one second, namely, an operator can only operate the two different motion mechanisms within one second, so that the operation safety is ensured, if the number of the motion mechanisms which are not operated by the operator within the set time exceeds the preset number threshold, the safety manager reminds a monitor and/or the operator of illegal operation through fourth alarm information, warns or punishs the operator according to the alarm information and records the operator, so that the later management is facilitated.
Preferably, the method comprises: obtaining a fourth predetermined time threshold; obtaining a first motion signal and a second motion signal of the first hoisting machine within the fourth predetermined time threshold; judging whether the first motion signal and the second motion signal are motion signals generated by motion mechanisms opposite to each other or not; and if the first motion signal and the second motion signal are motion signals generated by motion mechanisms which are opposite to each other, obtaining fifth alarm information, wherein the fifth alarm information is used for prompting the first starting machinery operator to carry out illegal operation.
Specifically, the hoisting machine includes a plurality of moving mechanisms, such as a left-going mechanism, a right-going mechanism, and an up-going mechanism, in order to achieve an effect of rapid stopping, the operator often stops the hoisting machine without a conventional stopping manner, and uses a mechanism opposite to a current driving direction to prompt the hoisting machine to stop in a short time, so that an insulating paint of a motor of the hoisting machine is damaged, a speed reducer shaft is damaged, and a service life of the hoisting machine is affected, in order to prevent the above illegal operation, in the embodiment of the present application, a moving state signal of the moving mechanism of the hoisting machine is accessed into a safety manager host, and a fourth predetermined time threshold is set, and the fourth predetermined time threshold can be set according to an actual situation, for example, within 1 second, a first moving signal and a second moving signal of the first hoisting machine received by the safety manager host are obtained within the fourth predetermined time threshold, and judging whether the two motion signals are opposite motion signals, for example, if the first motion signal is a left-line signal and the second motion signal is a right-line signal, the two motion signals become opposite motion signals, and if the two motion signals are opposite motion signals, the operator is indicated to operate illegally, and the safety manager reminds the monitor and/or the operator of the illegal operation through fifth alarm information.
Preferably, the method further comprises: obtaining motion path information of the first lifting machine; obtaining obstacle information in the motion path according to the motion path information; judging whether the obstacle is a second hoisting machine, wherein the second hoisting machine is other hoisting machines different from the first hoisting machine; if the obstacle is not the second hoisting machine, sixth alarm information is obtained and used for prompting the operator to perform handling operation; and if the obstacle is the second hoisting machine, obtaining seventh alarm information, wherein the seventh alarm information is used for prompting the first hoisting machine operator and the second hoisting machine operator to perform coping operation.
Specifically, a device such as a laser sensor or a radar and the like capable of detecting whether an obstacle exists in the surrounding environment can be installed outside the hoisting machine, a signal of the device is accessed to a safety manager host, the movement direction of the hoisting machine and whether an obstacle exists around the hoisting machine are obtained according to the movement path information of the first hoisting machine and the device such as the laser sensor or the radar and the like, if the obstacle exists, whether the obstacle is a second hoisting machine, namely other hoisting machines different from the first hoisting machine is judged, if the obstacle does not exist, the safety hanging device reminds an operator of the first hoisting machine to perform corresponding operation according to the position condition of the obstacle, or stop the hoisting machine or change the driving direction and the like through sixth alarm information, so as to prevent accidents, if the obstacle is also the hoisting machine, the hoisting machine is also provided with a safety manager, and the safety managers perform information interaction through a wireless network, the safety managers of the two hoisting machines can send the seventh alarm information to commonly perform coping operation, and the visitor performs coping operation under the control of the upper computer, so that accidents such as collision, rear-end collision and the like are prevented.
Further, the method provided by the embodiment of the present application further includes: the working rate information obtained by calculation is recorded by running of a table, downloading and exporting are supported, and reference basis is provided for adjustment, management and the like of follow-up personnel.
Further, the method provided by the embodiment of the present application further includes: an image acquisition device, such as a spherical camera and the like, is arranged in a cab of the hoisting machinery, and the image acquisition is carried out on the cab and an operator in an AI mode, and monitoring management is carried out.
Example two
Based on the same inventive concept as the safety alarm method of the hoisting machinery in the previous embodiment, the invention further provides a safety alarm method device of the hoisting machinery, as shown in fig. 2, the device comprises:
a first obtaining unit 11, wherein the first obtaining unit 11 is configured to obtain first weight information according to the weight sensor;
a second obtaining unit 12, where the second obtaining unit 12 is configured to obtain a first time according to the first weight information, where the first time is a time when the security manager receives the first weight information;
a third obtaining unit 13, wherein the third obtaining unit 13 is configured to obtain a first predetermined time threshold;
a fourth obtaining unit 14, said fourth obtaining unit 14 being configured to obtain a first predetermined weight threshold;
a first judging unit 15, where the first judging unit 15 is configured to judge whether the first time is within the first predetermined time threshold, and obtain a first judgment result;
a second judging unit 16, where the second judging unit 16 is configured to judge whether the first weight information is within the first predetermined weight threshold, and obtain a second judgment result;
a fifth obtaining unit 17, where the fifth obtaining unit 17 is configured to obtain first alarm information according to the first determination result and the second determination result, where the first alarm information is used to prompt a first crane operator that a test hoisting operation is not performed.
Preferably, the apparatus comprises:
a sixth obtaining unit, configured to obtain first warning information if the first weight information is not within the first predetermined weight threshold and/or the first time is not within the first predetermined time threshold.
Preferably, the apparatus comprises:
a seventh obtaining unit configured to obtain a limit signal of the first hoisting machine from a limit position limiter of the first hoisting machine;
an eighth obtaining unit, configured to obtain a second time according to the limit signal, where the second time is a time when the safety manager receives the limit signal;
a ninth obtaining unit configured to obtain a second predetermined time threshold;
a third judging unit, configured to judge whether the second time is within the second predetermined time threshold;
a tenth obtaining unit, configured to obtain second warning information if the second time exceeds the second predetermined time threshold, where the second warning information is used to prompt the first lifting machine operator to illegally use a limit position limiter to perform a parking operation.
Preferably, the apparatus comprises:
an eleventh obtaining unit, configured to obtain information on the number of the limit signals received by the security manager within the second predetermined time threshold;
a twelfth obtaining unit configured to obtain a first predetermined number threshold;
a fourth judging unit configured to judge whether the quantity information is within the first predetermined quantity threshold;
a thirteenth obtaining unit configured to obtain third warning information for prompting the first lifting machine operator not to try out the limit position limiter, if the quantity information is no longer within the first predetermined quantity threshold.
Preferably, the apparatus comprises:
a fourteenth obtaining unit for obtaining an operation state signal of a moving mechanism of the first lifting machine;
a fifteenth obtaining unit configured to obtain a third predetermined time threshold;
a sixteenth obtaining unit, configured to obtain the number of operating state signals of the moving mechanism of the first lifting machine within the third predetermined time threshold;
a seventeenth obtaining unit configured to obtain a second predetermined number threshold;
a fifth judging unit, configured to judge whether the number of the operating state signals exceeds the second predetermined number threshold;
an eighteenth obtaining unit, configured to obtain fourth warning information if the number of the working state signals exceeds the second predetermined number threshold, where the fourth warning information is used to prompt the first heavy machinery operator to perform an illegal operation.
Preferably, the apparatus comprises:
a nineteenth obtaining unit for obtaining a fourth predetermined time threshold;
a twentieth obtaining unit configured to obtain the first motion signal and the second motion signal of the first hoisting machine within the fourth predetermined time threshold;
a sixth judging unit, configured to judge whether the first motion signal and the second motion signal are motion signals generated by motion mechanisms opposite to each other;
a twenty-first obtaining unit, configured to obtain fifth alarm information if the first motion signal and the second motion signal are motion signals generated by opposite motion mechanisms, where the fifth alarm information is used to prompt the first loading machine operator to perform violation operation.
Preferably, the apparatus comprises:
a twenty-second obtaining unit for obtaining movement path information of the first lifting machine;
a twenty-third obtaining unit, configured to obtain obstacle information in the movement path according to the movement path information;
a seventh determining unit that determines whether the obstacle is a second hoisting machine that is different from the first hoisting machine;
a twenty-fourth obtaining unit configured to obtain sixth alarm information for prompting the operator to perform a countermeasure operation if the obstacle is not the second hoisting machine;
a twenty-fifth obtaining unit, configured to obtain seventh alarm information if the obstacle is the second hoisting machine, where the seventh alarm information is used to prompt the first hoisting machine operator and the second hoisting machine operator to perform a handling operation.
Various changes and specific examples of a lifting machine safety alarm method in the first embodiment of fig. 1 are also applicable to a lifting machine safety alarm device in this embodiment, and a method for implementing a lifting machine safety alarm device in this embodiment is clear to those skilled in the art from the foregoing detailed description of a lifting machine safety alarm method, so that a detailed description is omitted here for brevity of the description.
EXAMPLE III
Based on the same inventive concept as the safety alarm method of the hoisting machine in the foregoing embodiment, the present invention further provides a safety alarm device of a hoisting machine, as shown in fig. 3, including a memory 304, a processor 302, and a computer program stored in the memory 304 and executable on the processor 302, wherein the processor 302 implements the steps of any one of the foregoing safety alarm methods when executing the program.
Where in fig. 3 a bus architecture (represented by bus 300), bus 300 may include any number of interconnected buses and bridges, bus 300 linking together various circuits including one or more processors, represented by processor 302, and memory, represented by memory 304. The bus 300 may also link together various other circuits such as peripherals, voltage regulators, power management circuits, and the like, which are well known in the art, and therefore, will not be described any further herein. A bus interface 306 provides an interface between the bus 300 and the receiver 301 and transmitter 303. The receiver 301 and the transmitter 303 may be the same element, i.e., a transceiver, providing a means for communicating with various other apparatus over a transmission medium. The processor 302 is responsible for managing the bus 300 and general processing, and the memory 304 may be used for storing data used by the processor 302 in performing operations.
Example four
Based on the same inventive concept as the safety alarm method of the hoisting machine in the foregoing embodiment, the present invention further provides a computer-readable storage medium having a computer program stored thereon, which when executed by a processor, implements the steps of: obtaining first weight information according to the weight sensor; obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information; obtaining a first predetermined time threshold; obtaining a first predetermined weight threshold; judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result; judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result; and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation.
In a specific implementation, when the program is executed by a processor, any method step in the first embodiment may be further implemented.
One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:
according to the safety alarm method and device for the hoisting machinery, provided by the embodiment of the invention, first weight information is obtained according to the weight sensor; obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information; obtaining a first predetermined time threshold; obtaining a first predetermined weight threshold; judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result; judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result; and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation. The technical problem that in the prior art, the crane violation operation behavior is difficult to inspect daily and is usually found to exist after safety accidents are analyzed on accident sites, but the accidents are already formed, so that loss cannot be compensated is solved, when the crane violation behavior is detected, an alarm is given to the driver violation behavior, the violation operation behavior is recorded, a management tool is provided for a safety management personnel of a hoisting machine, and a behavior correction assistant is provided for a driver of a crown block. Finally, the illegal action is eliminated, and the technical effects of safe operation and civilized production are realized.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A safety alarm method for a hoisting machine, wherein the method is applied to a safety manager which comprises a weight sensor, an alarm device and a wireless transmission device, and the method comprises the following steps:
obtaining first weight information according to the weight sensor;
obtaining a first time according to the first weight information, wherein the first time is the time when the security manager receives the first weight information;
obtaining a first predetermined time threshold;
obtaining a first predetermined weight threshold;
judging whether the first time is within the first preset time threshold value or not, and obtaining a first judgment result;
judging whether the first weight information is within the first preset weight threshold value or not, and obtaining a second judgment result;
and obtaining first alarm information according to the first judgment result and the second judgment result, wherein the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation.
2. The method of claim 1, wherein the obtaining first alarm information according to the first determination result and the second determination result includes:
and if the first weight information is not within the first preset weight threshold value and/or the first time is not within the first preset time threshold value, obtaining first alarm information.
3. The method of claim 1, wherein the method further comprises:
obtaining a limit signal of the first hoisting machine according to a limit position limiter of the first hoisting machine;
obtaining a second time according to the limit signal, wherein the second time is the time when the safety manager receives the limit signal;
obtaining a second predetermined time threshold;
judging whether the second time is within the second preset time threshold value;
and if the second time exceeds the second preset time threshold, second alarm information is obtained, and the second alarm information is used for prompting the first lifting machine operator to illegally use the limit position limiter to perform parking operation.
4. The method of claim 3, wherein after obtaining the second predetermined time threshold, further comprising:
obtaining information on the number of the limit signals received by the safety manager within the second preset time threshold;
obtaining a first predetermined number threshold;
determining whether the quantity information is within the first predetermined quantity threshold;
and if the quantity information is no longer within the first preset quantity threshold value, third alarm information is obtained, and the third alarm information is used for prompting the first starting machine operator not to try out the limit position limiter.
5. The method of claim 1, wherein the method comprises:
obtaining a working state signal of a moving mechanism of the first lifting machine;
obtaining a third predetermined time threshold;
obtaining the number of working state signals of the moving mechanism of the first lifting machine within the third preset time threshold;
obtaining a second predetermined number threshold;
judging whether the number of the working state signals exceeds a second preset number threshold value or not;
and if the number of the working state signals exceeds the second preset number threshold, obtaining fourth alarm information, wherein the fourth alarm information is used for prompting the first crane operator to carry out illegal operation.
6. The method of claim 1, wherein the method comprises:
obtaining a fourth predetermined time threshold;
obtaining a first motion signal and a second motion signal of the first hoisting machine within the fourth predetermined time threshold;
judging whether the first motion signal and the second motion signal are motion signals generated by motion mechanisms opposite to each other or not;
and if the first motion signal and the second motion signal are motion signals generated by motion mechanisms which are opposite to each other, obtaining fifth alarm information, wherein the fifth alarm information is used for prompting the first starting machinery operator to carry out illegal operation.
7. The method of claim 1, wherein the method further comprises:
obtaining motion path information of the first lifting machine;
obtaining obstacle information in the motion path according to the motion path information;
judging whether the obstacle is a second hoisting machine, wherein the second hoisting machine is other hoisting machines different from the first hoisting machine;
if the obstacle is not the second hoisting machine, sixth alarm information is obtained and used for prompting the operator to perform handling operation;
and if the obstacle is the second hoisting machine, obtaining seventh alarm information, wherein the seventh alarm information is used for prompting the first hoisting machine operator and the second hoisting machine operator to perform coping operation.
8. A lifting machine safety alarm device, the device comprising:
a first obtaining unit configured to obtain first weight information based on the weight sensor;
a second obtaining unit, configured to obtain a first time according to the first weight information, where the first time is a time when the security manager receives the first weight information;
a third obtaining unit configured to obtain a first predetermined time threshold;
a fourth obtaining unit for obtaining a first predetermined weight threshold;
the first judging unit is used for judging whether the first time is within the first preset time threshold value or not and obtaining a first judging result;
a second judging unit, configured to judge whether the first weight information is within the first predetermined weight threshold, and obtain a second judgment result;
and the fifth obtaining unit is used for obtaining first alarm information according to the first judgment result and the second judgment result, and the first alarm information is used for prompting a first crane operator not to perform trial hoisting operation.
9. A hoist machinery safety alarm device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the steps of the method of any one of claims 1 to 7 when executing the program.
10. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 7.
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Cited By (1)
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