CN110443976B - Safety reminding method and device based on safety helmet and storage medium - Google Patents
Safety reminding method and device based on safety helmet and storage medium Download PDFInfo
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- CN110443976B CN110443976B CN201910749845.3A CN201910749845A CN110443976B CN 110443976 B CN110443976 B CN 110443976B CN 201910749845 A CN201910749845 A CN 201910749845A CN 110443976 B CN110443976 B CN 110443976B
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- safety helmet
- safety
- helmet
- current position
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B1/00—Hats; Caps; Hoods
- A42B1/24—Hats; Caps; Hoods with means for attaching articles thereto, e.g. memorandum tablets or mirrors
- A42B1/242—Means for mounting detecting, signalling or lighting devices
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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
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
- G08B21/0269—System arrangements wherein the object is to detect the exact location of child or item using a navigation satellite system, e.g. GPS
Abstract
The application discloses a safety reminding method, a safety reminding device, a storage medium and computer equipment based on a safety helmet, wherein the method comprises the following steps: acquiring the current position of a first safety helmet; calling a preset dangerous position map, and comparing the current position with the dangerous position map to judge whether the current position is in a dangerous area; if so, calling a danger level comparison table, and comparing the area where the current position is located with the danger level comparison table to find out the danger level of the area where the current position is located, wherein the danger level comparison table is a list of danger levels correspondingly set according to the danger degree of the danger area; according to the danger level of the area where the current position is located, the warning corresponding to the danger level is sent out, wherein different danger levels correspond to different warnings, and the safety helmet is combined with the danger reminding, so that the safety helmet has a warning function on the basis of protecting the head of a worker, and the safety of the worker at a construction site is greatly improved.
Description
Technical Field
The application relates to the technical field of safety helmets, in particular to a safety reminding method and device based on a safety helmet, a storage medium and computer equipment.
Background
Safety helmets, which are well known protective gear that workers must wear in a construction site, are commonly used to slow down mechanical blows that occur while workers work, primarily to protect the heads of workers. In practice, because the construction site environment is complex, workers easily forget or do not know every dangerous area of the construction site, and it is difficult to avoid safety accidents, but at present, technical research aiming at safety helmets focuses on manufacturing materials and design structures, and safety helmets are necessary articles for workers, and the safety helmets can move along with the movement of the workers.
Disclosure of Invention
The application mainly aims to provide a safety reminding method and device based on a safety helmet, a storage medium and computer equipment, and aims to solve the technical problems that the safety helmet only has the effects of reducing striking, wasting resources and having poor safety protection effect in the prior art.
The application provides a safety reminding method based on safety helmet, including:
acquiring the current position of a first safety helmet, wherein the first safety helmet is any safety helmet in a designated area;
calling a preset dangerous position map, and comparing the current position with the dangerous position map to judge whether the current position is in a dangerous area;
if so, calling a danger level comparison table, and comparing the area where the current position is located with the danger level comparison table to find out the danger level of the area where the current position is located, wherein the danger level comparison table is a list in which danger levels are correspondingly set according to the danger degree of the danger area;
and sending out warnings corresponding to the danger levels according to the danger levels of the areas where the current positions are located, wherein different danger levels correspond to different warnings.
Further, the step of obtaining the current position of the first hard hat is preceded by:
acquiring movement data of the first safety helmet in a specified time;
judging whether the displacement of the first safety helmet in the appointed time exceeds a preset threshold value or not according to the movement data;
if the displacement of the first safety helmet exceeds a preset threshold value, detecting whether the first safety helmet is worn;
and if the first safety helmet is not worn, giving out a warning that the safety helmet is not worn.
Further, the step of detecting whether the first safety helmet is worn comprises:
acquiring a pressure value and a temperature value, wherein the pressure value is acquired by a pressure sensor arranged at the wearing part of the first safety helmet, and the temperature value is acquired by a temperature sensor arranged at the wearing part of the first safety helmet;
judging whether the pressure value exceeds a preset pressure value or not, and judging whether the temperature value exceeds a preset temperature value or not;
if the pressure value exceeds the preset pressure value and the temperature value exceeds the preset temperature value, judging that the first safety helmet is worn;
if the pressure value does not exceed the preset pressure value or/and the temperature value does not exceed the preset temperature value, it is determined that the first safety helmet is not worn.
Further, the step of sending out a warning that the safety helmet is not worn if the first safety helmet is not worn includes:
if the first safety helmet is not worn, acquiring an image within a specified distance of the current position;
identifying the image to judge whether a human body exists in the specified distance;
if yes, a warning that the safety helmet is not worn is sent out.
Further, the step of obtaining the current position of the first helmet comprises, after the step of obtaining the current position of the first helmet:
updating a safety helmet distribution map according to the current position, wherein the safety helmet distribution map comprises position information of all safety helmets in the designated area;
and after a preset time period, position information of the first safety helmet is obtained again so as to renew the safety helmet distribution diagram.
Further, after the step of issuing the warning corresponding to the danger level according to the danger level of the dangerous area, the method includes:
detecting whether at least one second safety helmet different from the first safety helmet exists in a preset range corresponding to the current position;
if yes, warning information about the first safety helmet in the dangerous area is sent to at least one second safety helmet.
Further, the step of detecting whether there is at least one second helmet different from the first helmet within a preset range corresponding to the current position includes:
taking the safety helmet distribution diagram;
searching for the second safety helmet in a target area in the safety helmet distribution diagram, wherein the target area is an area within a preset range of the current position;
and if the second safety helmet is found in the target area, judging that at least one second safety helmet exists in a preset range corresponding to the current position, otherwise, judging that the second safety helmet does not exist in the preset range corresponding to the current position.
The application also provides a safety reminding device based on safety helmet, include:
the system comprises an acquisition position unit, a display unit and a control unit, wherein the acquisition position unit is used for acquiring the current position of a first safety helmet, and the first safety helmet is any one safety helmet in a specified area;
the map calling unit is used for calling a preset dangerous position map and comparing the current position with the dangerous position map so as to judge whether the current position is in a dangerous area;
the comparison grade unit is used for judging that the current position is in a dangerous area, calling a danger grade comparison table, and comparing the area where the current position is located with the danger grade comparison table to find out the danger grade of the area where the current position is located, wherein the danger grade comparison table is a list of correspondingly set danger grades according to the danger degree of the dangerous area;
and the warning sending unit is used for sending warnings corresponding to the danger levels according to the danger levels of the areas where the current positions are located, wherein different danger levels correspond to different warnings.
The present application also proposes a storage medium, which is a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed, the computer program implements the safety helmet-based safety reminding method described in any one of the above.
The application also provides computer equipment which comprises a processor, a memory and a computer program which is stored on the memory and can run on the processor, wherein the processor executes the computer program to realize the safety reminding method based on the safety helmet.
The beneficial effect of this application:
according to the method, the current position of the safety helmet is obtained, whether the safety helmet is located in a dangerous area and the danger level of the corresponding dangerous area is judged, then the worker is reminded by sending out the warning corresponding to the danger level, whether the worker enters the corresponding dangerous area or not can be selected as appropriate according to the warning of the danger level, follow-up countermeasures are taken in advance, the safety helmet is combined with danger reminding, the safety helmet has a warning function on the basis of protecting the head of the worker, resources are fully utilized, and the safety of the worker in a construction site is greatly improved.
Drawings
FIG. 1 is a schematic flow chart of a safety helmet-based safety alert method according to an embodiment of the present application;
FIG. 2 is a block diagram of a safety helmet-based safety reminder according to an embodiment of the present application;
FIG. 3 is a block diagram illustrating the structure of one embodiment of a storage medium of the present application;
FIG. 4 is a block diagram illustrating the structure of one embodiment of a computer device of the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
Referring to fig. 1, a flow diagram of a safety alert method based on a safety helmet according to the present application is provided, where the method may be executed by a safety alert device based on a safety helmet, and the safety alert device based on a safety helmet may be specifically implemented in a form of software or hardware, and may be generally integrated in an intelligent terminal (e.g., a smart phone, a computer, an intelligent robot, etc.). The embodiment of the application provides a safety reminding method based on a safety helmet, which comprises the following steps:
step S1: receiving the current position of a first safety helmet, wherein the first safety helmet is any safety helmet in a designated area;
step S2: calling a preset dangerous position map, and comparing the current position with the dangerous position map to judge whether the current position is in a dangerous area;
step S3: if so, calling a danger level comparison table, and comparing the area where the current position is located with the danger level comparison table to find out the danger level of the area where the current position is located, wherein the danger level comparison table is a list of levels correspondingly set according to the danger degree of the danger area;
step S4: and sending out a warning corresponding to the danger level according to the danger level of the area where the current position is located, wherein the warnings corresponding to different danger levels are different.
The safety reminding method can be applied to a safety helmet or a server, and the application to the server is taken as an example in the embodiment for explanation.
As described in the above step S1, the above-mentioned safety helmet is provided with a GPS module, a sensor, a wireless module, a speaker, and the like, where the GPS module is used to obtain location information, and the wireless module is used to perform data transmission with a designated server, in this embodiment, for convenience of distinction, the safety helmet here is referred to as a first safety helmet, the first safety helmet may be any safety helmet in a designated area, and the designated area may be a preset construction site, first, information of a current location of the first safety helmet is obtained through the GPS module, and then the current location information is sent to the designated server, and after the current location information is obtained by the designated server, specifically, by coordinates, the designated server performs the above steps S2-S4, and in one embodiment, the designated server obtains location information of each safety helmet once at preset time intervals, for real-time monitoring.
As described in step S2, when the designated server obtains the current location of the first helmet, a dangerous location map, which is a preset map with dangerous areas marked on the current construction site, is retrieved from the database of the designated server, the current location is compared with the dangerous location map, and it is checked whether the current location is within the dangerous areas of the dangerous location map, for example, whether the coordinates of the current location fall within the coordinate ranges of the dangerous areas.
If the current position is not in the dangerous area as described in the above step S3, it indicates that the first helmet is in the safe area, and no warning may be issued; if the current position is determined to be in a dangerous area, that is, the first safety helmet is determined to be in the dangerous area, and a worker wearing the first safety helmet is also in the dangerous area, at this time, a warning needs to be sent out, further, different warnings can be sent out according to different danger degrees, and it needs to be known that, due to the complex construction site environment, the danger degrees of different dangerous areas are different for workers of different work types, for example, the dangerous area of the high altitude environment and the dangerous area of the high temperature environment, and the danger degrees corresponding to the workers of different work types are also different. The risk level comparison table is a list with levels set correspondingly according to the risk degree of the risk area, the list comprises the risk level, the risk type and the like of the risk area, when the current position is judged to be in the risk area, the risk level comparison table can be called from the specified position of the specified server, the area where the current position is located is compared with the comparison table, and therefore the risk level, the risk type and the like of the area where the current position is located are found, for example, the risk level is divided into a first level, a second level, a third level, a fourth level and a fifth level from small to large, wherein the first level is the level with a lower risk coefficient; the worker can avoid the level of safety accidents by taking a little attention; the second level is a level with a slightly higher danger coefficient and needs to limit the stay time of workers, and the third level is a level with a medium danger coefficient and strictly prohibits the workers from entering; the fourth grade is a grade with a higher danger coefficient, and workers are strictly prohibited from entering the grade; the fifth level is the level with the highest risk factor, strictly prohibiting workers to approach, with different areas having different types of risks, such as dangerous areas due to falling at high altitude, dangerous areas due to excessively high temperatures, etc.
As described in step S4, the different danger levels correspond to different warnings, in the designated server, according to the danger level corresponding to the area where the current location is located, a warning instruction corresponding to the danger level is sent to the first helmet, after the first helmet receives the warning instruction, a voice warning is performed according to the warning instruction, if the first helmet plays through a speaker, for example, a certain area is a falling-prone area, and the corresponding level is three levels, the sent warning words may be "warning, three-level danger area, non-accessible, easy-to-fall", each danger area has a corresponding danger level and a corresponding warning, so that a worker may select whether to enter the area and take subsequent measures in advance, in another embodiment, the first helmet may also flash to warn through light, for example, according to the corresponding number of times of flashing of the danger level in a unit time, or the warning is carried out through text delivery, and the warning mode is not limited.
In one embodiment, the present invention further provides a method for detecting whether a worker has worn a safety helmet based on a safety reminder, which may be caused by the fact that the worker does not pay attention to safety protection measures, and the worker simply holds the safety helmet in the hand or hangs the safety helmet on the arm without wearing the safety helmet, wherein the step S1 includes:
step S01: acquiring movement data of the first safety helmet in a specified time;
step S02: judging whether the displacement of the first safety helmet in the appointed time exceeds a preset threshold value or not according to the movement data;
step S03: if the displacement of the first safety helmet exceeds a preset threshold value, detecting whether the first safety helmet is worn;
step S04: and if the first safety helmet is not worn, giving out a warning that the safety helmet is not worn.
In this embodiment, first, movement data of the first helmet is obtained, where the movement data includes a starting position of the first helmet at a starting time and an ending position at an ending time within a specified time, then, a displacement between the starting position and the ending position within the specified time is calculated, and if the displacement exceeds a certain distance, it is indicated that the first helmet is moving, where the preset threshold is a distance set according to an actual situation and is used for determining whether the first helmet is displaced, and may be set to be 1 meter, and when the displacement exceeds the preset threshold, it is indicated that a worker moves with the first helmet, but does not indicate that the worker wears the first helmet, and there is also a situation that the worker takes the first helmet, so it may be determined whether the first helmet is worn, and if the first helmet is worn, the above steps S1-S4 may be performed, and if the first helmet is not worn, an alert is issued that the safety helmet is not worn to alert the worker to wear the safety helmet, and in another embodiment, the safety helmet continues to issue alerts until the worker is successfully worn.
In one embodiment, the method for detecting whether the safety helmet is worn is as follows, i.e., step S03 includes:
step S031: acquiring a pressure value and a temperature value, wherein the pressure value is acquired by a pressure sensor arranged at the wearing part of the first safety helmet, and the temperature value is acquired by a temperature sensor arranged at the wearing part of the first safety helmet;
step S032: judging whether the pressure value exceeds a preset pressure value or not, and judging whether the temperature value exceeds a preset temperature value or not;
step S033: if the pressure value exceeds the preset pressure value and the temperature value exceeds the preset temperature value, judging that the first safety helmet is worn;
step S034: if the pressure value does not exceed the preset pressure value or/and the temperature value does not exceed the preset temperature value, it is determined that the first safety helmet is not worn.
In this embodiment, the sensor in the first helmet includes a pressure sensor for detecting pressure and a temperature sensor for detecting temperature, and the sensors are disposed at a wearing position of the first helmet, where the force acts on a human body when the helmet is worn by a person, or a position in the helmet, where the force acts on the human body and contacts the human body, for example, a lining of the helmet, specifically, a diagonal center point of the lining of the helmet, that is, a position corresponding to a top of the head of the person, and further, a protective pad is disposed around the sensor for protecting the sensor.
Specifically, at first, can acquire corresponding pressure value and temperature value through pressure sensor and temperature sensor, above-mentioned preset pressure value and preset temperature value are according to actual conditions, many times experimental obtaining, critical pressure value and temperature value that obtain when the safety helmet is worn at the people top, when the pressure value that detects surpass preset pressure value, the temperature value surpasses preset temperature value simultaneously, judge this safety helmet promptly and be worn, whether the side, when the pressure value that detects does not surpass preset pressure value, or the temperature value does not surpass preset temperature value, or the pressure value does not surpass preset pressure value and the temperature value does not surpass preset temperature value simultaneously, at this moment can judge that the safety helmet is not worn.
In one embodiment, when it is determined that the first helmet is not worn, there may be a case where the worker leaves immediately after moving the first helmet, and there may be no person in the vicinity of the first helmet, so as to avoid wasting the electric power of the first helmet, and the worker may further detect and issue a warning, and the step S04 further includes:
step S041: if the first safety helmet is not worn, acquiring an image within a specified distance of the current position;
step S042: identifying the image to judge whether a human body exists in the specified distance;
step S043: if yes, a warning that the safety helmet is not worn is sent out.
In this embodiment, when it is determined that the first helmet is not worn, an image within a specified distance from the current position is further acquired, and the image may be acquired through a camera, where the camera may be a panoramic camera and is disposed at the top of the helmet, and the specified distance is a specified distance within a camera shooting range of the camera, for example, within twenty meters. After the image is obtained, human body recognition is carried out, and the mode of recognizing the human body through the image is known to be the existing mature technology and is not repeated herein; when the image is identified, whether a human body exists in the specified distance is further judged, and if the human body does not exist in the specified distance, no warning is sent out; and if the human body is judged to be within the specified distance, warning is sent out.
In one embodiment, after the step S1, the method further includes:
step S11: updating a safety helmet distribution map according to the current position, wherein the safety helmet distribution map comprises position information of all safety helmets in the designated area;
step S12: and after a preset time period, position information of the first safety helmet is obtained again so as to renew the safety helmet distribution diagram.
In this embodiment, the information of all the helmets in the designated area is stored in the designated server, and the information includes the position information of each helmet. In order to conveniently manage workers and further eliminate potential safety hazards, all workers can be managed in a unified mode through safety helmets, convenience is brought to users, and time is saved. Of course, the embodiment is not limited to obtaining the position of only one first helmet, and the positions of all helmets in the designated area may be obtained to update the helmet distribution map.
In one embodiment, after the step S4, the method further includes:
step S5: detecting whether at least one second safety helmet different from the first safety helmet exists in a preset range corresponding to the current position;
step S6: if yes, warning information about the first safety helmet in the dangerous area is sent to at least one second safety helmet.
In this embodiment, in order to further ensure the safety of the workers, after the first helmet issues the warning, that is, after the worker wearing the first helmet is warned, the remaining nearby workers may be notified, so that when an accident occurs to the worker of the first helmet, the worker nearby may take rescue measures or take preventive measures. Specifically, it is determined whether at least one safety helmet different from the first safety helmet, for example, a safety helmet worn by another person, is within a preset range of the current position, where the safety helmet worn by another person is marked as the second safety helmet, and the preset range may be set according to an actual situation, for example, the preset range may be within a circle with the current position as a center and a radius of 10 meters. When at least one second safety helmet, for example three second safety helmets, is determined to be within the preset range, an alarm about the first safety helmet being in the dangerous area is sent to one or two or three second safety helmets so as to enable the second safety helmets to send out a reminder.
In one embodiment, the step of detecting whether there is at least one second helmet within the preset range, i.e., the step S5, includes:
step S51: taking the safety helmet distribution diagram;
step S52: searching for the second safety helmet in a target area in the safety helmet distribution diagram, wherein the target area is an area in a preset range corresponding to the current position;
step S53: and if the second safety helmet is found in the target area, judging that at least one second safety helmet exists in a preset range corresponding to the current position, otherwise, judging that the second safety helmet does not exist in the preset range corresponding to the current position.
In this embodiment, whether a second safety helmet is provided or not is detected through the safety helmet distribution map, and since the safety helmet distribution map always maintains the latest position information of each safety helmet, the safety helmet distribution map may be retrieved, and the second safety helmet may be found from the safety helmet distribution map, where the target area is an area within a preset range of the current position, such as an area within a circle with the current position as a center and a radius of 10 meters as a radius. In order to avoid resource waste due to large-range warning sending, warning instructions can be sent in a targeted manner, namely only the second safety helmet in the target area is found out, if the second safety helmet is found in the target area, at least one second safety helmet is judged to be arranged in the preset range corresponding to the current position, and if not, the second safety helmet is judged not to be arranged in the preset range corresponding to the current position.
In another embodiment, whether the second helmet is provided or not can be further determined by identifying the person wearing the helmet in the image, specifically, the image in the target area is acquired through the camera, and then the image is identified to determine whether the person wearing the helmet is in the target area, if the person wearing the helmet is identified, the second helmet is determined, otherwise, the second helmet is not provided. When the second safety helmet is judged to be arranged, the image pixel coordinate system in the image can be converted into the camera coordinate system, the conversion process is the prior art and is not repeated here, then the coordinate conversion of the human body wearing the second safety helmet in the image pixel coordinate system is marked in the camera coordinate system, so that the relative position relation between the second safety helmet and the camera is obtained, the camera is arranged on the first safety helmet, namely the relative position between the first safety helmet and the second safety helmet is obtained, and the position of the first safety helmet is known, so that the position information of the second safety helmet can be obtained, and then the warning information about the first safety helmet in a dangerous area is sent to the second safety helmet according to the position information of the second safety helmet.
In one embodiment, the safety helmet may further include a PCB chip module, a storage module, a data processing module, a power module, and the like, and the steps performed in the designated server may be performed independently in the safety helmet.
The application also provides a safety reminding device based on the safety helmet, which is used for executing the safety reminding method based on the safety helmet, the safety reminding device based on the safety helmet can be specifically realized in a software or hardware mode, and can be generally integrated in an intelligent terminal (such as a smart phone, a smart watch, a tablet computer, an intelligent robot and the like). Referring to fig. 2, the safety reminding device based on the safety helmet comprises:
an obtaining position unit 100, configured to obtain a current position of a first safety helmet, where the first safety helmet is any safety helmet in a designated area;
a map retrieving unit 200, configured to retrieve a preset dangerous location map, and compare the current location with the dangerous location map to determine whether the current location is in a dangerous area;
a comparison grade unit 300, configured to determine that the current location is in a dangerous area, retrieve a danger grade comparison table, and compare the area where the current location is located with the danger grade comparison table to find out a danger grade of the area where the current location is located, where the danger grade comparison table is a list in which danger grades are set according to the danger degree of the dangerous area;
and an alarm sending unit 400, configured to send an alarm corresponding to the risk level according to the risk level of the area where the current location is located, where different risk levels correspond to different alarms.
The safety reminding device can be used for a safety helmet or a server, and the application to the server is taken as an example in the embodiment for explanation.
As described in the location obtaining unit 100, the above-mentioned safety helmet is provided with a GPS module, a sensor, a wireless module, a speaker, and the like, where the GPS module is used to obtain location information, and the wireless module is used to perform data transmission with a designated server, in this embodiment, for convenience of distinction, the safety helmet here is referred to as a first safety helmet, the first safety helmet may be any safety helmet in a designated area, the designated area may be a preset construction site, and the designated server includes the above-mentioned location obtaining unit 100, a map retrieving unit 200, a comparison level unit 300, and an alarm sending unit 400, first obtaining information of a current location of the first safety helmet by the location obtaining unit 100 through the GPS module, then sending the current location information to the designated server, where the current location, that is, a location of the first safety helmet, may be specifically represented by coordinates, after the obtaining location unit 100 obtains the current location information, the map calling unit 200 is executed to perform processing, and in one embodiment, the designated server obtains location information of each safety helmet once at preset time intervals, so as to perform real-time monitoring.
As described in the map retrieving unit 200, when the designated server obtains the current location of the first helmet, a dangerous location map, which is a preset map marked with a dangerous area for the current construction site, is retrieved from the database of the designated server, the current location is compared with the dangerous location map, and it is checked whether the current location is within the dangerous area of the dangerous location map, for example, whether the coordinates of the current location fall within the coordinate range of the dangerous area.
As described above with reference to the ranking unit 300, if the current position is not in the dangerous area, it indicates that the first helmet is in the safe area, and no warning may be issued; if the current position is determined to be in a dangerous area, that is, the first safety helmet is determined to be in the dangerous area, and a worker wearing the first safety helmet is also in the dangerous area, at this time, a warning needs to be sent out, further, different warnings can be sent out according to different danger degrees, and it needs to be known that, due to the complex construction site environment, the danger degrees of different dangerous areas are different for workers of different work types, for example, the dangerous area of the high altitude environment and the dangerous area of the high temperature environment, and the danger degrees corresponding to the workers of different work types are also different. The risk level comparison table is a list with levels set correspondingly according to the risk degree of the risk area, the list comprises the risk level, the risk type and the like of the risk area, when the current position is judged to be in the risk area, the risk level comparison table can be called from the specified position of the specified server, the area where the current position is located is compared with the comparison table, and therefore the risk level, the risk type and the like of the area where the current position is located are found, for example, the risk level is divided into a first level, a second level, a third level, a fourth level and a fifth level from small to large, wherein the first level is the level with a lower risk coefficient; the worker can avoid the level of safety accidents by taking a little attention; the second level is a level with a slightly higher danger coefficient and needs to limit the stay time of workers, and the third level is a level with a medium danger coefficient and strictly prohibits the workers from entering; the fourth grade is a grade with a higher danger coefficient, and workers are strictly prohibited from entering the grade; the fifth level is the level with the highest risk factor, strictly prohibiting workers to approach, with different areas having different types of risks, such as dangerous areas due to falling at high altitude, dangerous areas due to excessively high temperatures, etc.
As described in the above-mentioned warning unit 400, different levels of danger correspond to different warnings, in the designated server, according to the level of danger corresponding to the area where the current location is located, a warning instruction corresponding to the level of danger is sent to the first helmet, after the first helmet receives the warning instruction, a voice warning is performed according to the warning instruction, if the first helmet is played through a speaker, for example, a certain area is a falling-prone area, and the corresponding level is three levels, the sent warning words may be "warning, three-level dangerous area, no-entry, easy-falling", each dangerous area has a corresponding level of danger and a corresponding warning, so that a worker may select whether to enter the area and take subsequent measures in advance, in another embodiment, the first helmet may also flash to warn through light, for example, according to the corresponding number of times of flashing of dangerous levels in a unit time, or the warning is carried out through text delivery, and the warning mode is not limited.
In one embodiment, the present invention further provides a method for detecting whether a worker wears a safety helmet based on a safety reminder, which may be caused by the fact that the worker does not pay attention to safety protection measures, and only holds the safety helmet in the hand or hangs the safety helmet on the arm without wearing the safety helmet, wherein the safety helmet based safety reminder comprises:
the acquisition mobile unit is used for acquiring the mobile data of the first safety helmet in a specified time;
the judging and moving unit is used for judging whether the displacement of the first safety helmet in the appointed time exceeds a preset threshold value according to the moving data;
the wearing detection unit is used for detecting whether the first safety helmet is worn or not when the displacement of the first safety helmet exceeds a preset threshold value;
and the sending-off unit is used for sending out a warning that the safety helmet is not worn when the first safety helmet is not worn.
In this embodiment, first, movement data of the first helmet is obtained, the movement data includes a starting position of the first helmet at a starting time and an ending position at an ending time within a specified time, then, a displacement between the starting position and the ending position within the specified time is calculated, if the displacement exceeds a certain distance, the first helmet is indicated to be moving, the preset threshold is a distance set according to an actual situation and is used for determining whether the first helmet is displaced, for example, the distance may be set to 1 meter, when the displacement exceeds the preset threshold, the worker is indicated to move with the first helmet, but does not indicate that the worker wears the first helmet, and there is also a situation that the worker takes the first helmet, so that at this time, whether the first helmet is worn or not can be determined, if the worker wears the first helmet, the processing may be performed according to the obtaining position unit 100, the retrieving map unit 200, the comparison level unit 300, and the alarm sending unit 400, if the first safety helmet is not worn, a warning that the safety helmet is not worn is given to remind a worker to wear the safety helmet.
In one embodiment, the above-mentioned detection wearing unit includes:
the temperature acquiring subunit is used for acquiring a pressure value and a temperature value, wherein the pressure value is acquired by a pressure sensor arranged at the wearing part of the first safety helmet, and the temperature value is acquired by a temperature sensor arranged at the wearing part of the first safety helmet;
the temperature judging subunit is used for judging whether the pressure value exceeds a preset pressure value or not and judging whether the temperature value exceeds a preset temperature value or not;
the first judging subunit is used for judging that the first safety helmet is worn if the pressure value exceeds the preset pressure value and the temperature value exceeds the preset temperature value;
and the second judging subunit is used for judging that the first safety helmet is not worn if the pressure value does not exceed the preset pressure value or/and the temperature value does not exceed the preset temperature value.
In this embodiment, the sensor in the first helmet includes a pressure sensor for detecting pressure and a temperature sensor for detecting temperature, and the sensors are disposed at a wearing position of the first helmet, where the first helmet has a force acting on a person when the person wears the helmet, or a position in the helmet, where the first helmet contacts the person and has a force acting on the person, such as a lining of the helmet, specifically, a diagonal center point of the lining of the helmet, that is, a position corresponding to the top of the head of the person, and further, a protection pad is disposed around the sensor for protecting the sensor.
Specifically, at first, can acquire corresponding pressure value and temperature value through pressure sensor and temperature sensor, above-mentioned preset pressure value and preset temperature value are according to actual conditions, many times experimental obtaining, critical pressure value and temperature value that obtain when the safety helmet is worn at the people top, when the pressure value that detects surpass preset pressure value, the temperature value surpasses preset temperature value simultaneously, judge this safety helmet promptly and be worn, whether the side, when the pressure value that detects does not surpass preset pressure value, or the temperature value does not surpass preset temperature value, or the pressure value does not surpass preset pressure value and the temperature value does not surpass preset temperature value simultaneously, at this moment can judge that the safety helmet is not worn.
In one embodiment, when it is determined that the first helmet is not worn, there may be a case where the worker leaves immediately after moving the first helmet, and there may be no person in the vicinity of the first helmet, so as to avoid wasting the electric power of the first helmet, and further to detect and issue a warning, the issuing of the unworn unit further includes:
the obtaining distance subunit is used for obtaining an image within a specified distance of the current position when the first safety helmet is not worn;
the image recognition subunit is used for recognizing the image so as to judge whether a human body exists in the specified distance;
and the first warning subunit is used for sending a warning that the safety helmet is not worn when the human body is judged to be in the specified distance.
In this embodiment, when it is determined that the first helmet is not worn, an image within a specified distance from the current position is further acquired, and the image may be acquired through a camera, where the camera may be a panoramic camera and is disposed at the top of the helmet, and the specified distance is a specified distance within a camera shooting range of the camera, for example, within twenty meters. After the image is obtained, human body recognition is carried out, and the mode of recognizing the human body through the image is known to be the existing mature technology and is not repeated herein; when the image is identified, whether a human body exists in the specified distance is further judged, and if the human body does not exist in the specified distance, no warning is sent out; and if the human body is judged to be within the specified distance, warning is sent out.
In one embodiment, the above safety helmet-based safety reminder device further includes:
the first updating unit is used for updating a safety helmet distribution map according to the current position, and the safety helmet distribution map comprises position information of all safety helmets in the specified area;
and the second updating unit is used for reacquiring the position information of the first safety helmet after a preset time period so as to renew the safety helmet distribution map.
In this embodiment, the information of all the helmets in the designated area is stored in the designated server, and the information includes the position information of each helmet. In order to conveniently manage workers and further eliminate potential safety hazards, all workers can be managed in a unified mode through safety helmets, convenience is brought to users, and time is saved. Of course, the embodiment is not limited to obtaining the position of only one first helmet, and the positions of all helmets in the designated area may be obtained to update the helmet distribution map.
In one embodiment, the above safety helmet-based safety reminder device further includes:
the detection helmet mounting unit is used for detecting whether at least one second helmet different from the first helmet exists in a preset range corresponding to the current position;
and the information sending unit is used for detecting that at least one second safety helmet different from the first safety helmet exists in a preset range corresponding to the current position, and sending the warning information about the first safety helmet in the dangerous area to at least one second safety helmet.
In this embodiment, in order to further ensure the safety of the workers, after the first helmet issues the warning, that is, after the worker wearing the first helmet is warned, the remaining nearby workers may be notified, so that when an accident occurs to the worker of the first helmet, the worker nearby may take rescue measures or take preventive measures. Specifically, it is determined whether at least one safety helmet different from the first safety helmet, for example, a safety helmet worn by another person, is within a preset range of the current position, where the safety helmet worn by another person is marked as the second safety helmet, and the preset range may be set according to an actual situation, for example, the preset range may be within a circle with the current position as a center and a radius of 10 meters. When at least one second safety helmet, for example three second safety helmets, is determined to be within the preset range, an alarm about the first safety helmet being in the dangerous area is sent to one or two or three second safety helmets so as to enable the second safety helmets to send out a reminder.
In one embodiment, the detection cap unit includes:
the adjusting distribution subunit is used for adjusting the safety helmet distribution diagram;
the searching and mounting unit is used for searching the second safety helmet in a target area in the safety helmet distribution map, wherein the target area is an area in a preset range corresponding to the current position;
and the cap determining and installing unit is used for determining that at least one second safety cap exists in a preset range corresponding to the current position if the second safety cap is found in the target area, and otherwise, determining that the second safety cap does not exist in the preset range corresponding to the current position.
In this embodiment, whether a second safety helmet is provided or not is detected through the safety helmet distribution map, and since the safety helmet distribution map always maintains the latest position information of each safety helmet, the safety helmet distribution map may be retrieved, and the second safety helmet may be found from the safety helmet distribution map, where the target area is an area within a preset range of the current position, such as an area within a circle with the current position as a center and a radius of 10 meters as a radius. In order to avoid resource waste due to large-range warning sending, warning instructions can be sent in a targeted manner, namely only the second safety helmet in the target area is found out, if the second safety helmet is found in the target area, at least one second safety helmet is judged to be arranged in the preset range corresponding to the current position, and if not, the second safety helmet is judged not to be arranged in the preset range corresponding to the current position.
In another embodiment, whether the second helmet is provided or not can be further determined by identifying the person wearing the helmet in the image, specifically, the image in the target area is acquired through the camera, and then the image is identified to determine whether the person wearing the helmet is in the target area, if the person wearing the helmet is identified, the second helmet is determined, otherwise, the second helmet is not provided. When the second safety helmet is judged to be arranged, the image pixel coordinate system in the image can be converted into the camera coordinate system, the conversion process is the prior art and is not repeated herein, then the coordinate conversion of the human body in the image pixel coordinate system is marked in the camera coordinate system, so that the relative position relation between the second safety helmet and the camera is obtained, the camera is arranged on the first safety helmet, namely the relative position between the first safety helmet and the second safety helmet is obtained, and the position of the first safety helmet is known, so that the position information of the second safety helmet can be obtained, and then the warning information about the first safety helmet in a dangerous area is sent to the second safety helmet according to the position information of the second safety helmet.
In an embodiment, the safety helmet may further include a PCB chip module, a storage module, a data processing module, a power module, and the like, and each unit in the designated server may be disposed in the safety helmet, that is, the safety helmet includes a location obtaining unit 100, a map retrieving unit 200, a comparison level unit 300, and an alarm sending unit 400.
Referring to fig. 3, the present application further provides a computer-readable storage medium 21, in which a computer program 22 is stored in the storage medium 21, and when the computer program runs on a computer, the computer is caused to execute the method for reminding safety helmet based safety warning described in the above embodiments.
Referring to fig. 4, the present application further provides a computer device 34 containing instructions, the computer device includes a memory 31 and a processor 33, the memory 31 stores a computer program 22, and the processor 33 executes the computer program 22 to implement the safety helmet-based safety reminding method described in the above embodiment.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When implemented in software, may be implemented in whole or in part in the form of a computer program product.
The computer program product includes one or more computer instructions. When loaded and executed on a computer, cause the processes or functions described in accordance with the embodiments of the application to occur, in whole or in part. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, from one website site, computer, server, or data center to another website site, computer, server, or data center via wired (e.g., coaxial cable, fiber optic, Digital Subscriber Line (DSL)) or wireless (e.g., infrared, wireless, microwave, etc.). The computer-readable storage medium can be any available medium that a computer can store or a data storage device, such as a server, a data center, etc., that is integrated with one or more available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., Solid State Disk (SSD)), among others.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (9)
1. A safety reminding method based on a safety helmet is characterized by comprising the following steps:
acquiring the current position of a first safety helmet, wherein the first safety helmet is any safety helmet in a designated area;
calling a preset dangerous position map, and comparing the current position with the dangerous position map to judge whether the current position is in a dangerous area;
if so, calling a danger level comparison table, and comparing the area where the current position is located with the danger level comparison table to find out the danger level of the area where the current position is located, wherein the danger level comparison table is a list in which danger levels are correspondingly set according to the danger degree of the danger area;
sending out warnings corresponding to the danger levels according to the danger levels of the areas where the current positions are located, wherein different danger levels correspond to different warnings;
the step of obtaining the current position of the first hard hat is preceded by:
acquiring movement data of the first safety helmet in a specified time;
judging whether the displacement of the first safety helmet in the appointed time exceeds a preset threshold value or not according to the movement data;
if the displacement of the first safety helmet exceeds a preset threshold value, detecting whether the first safety helmet is worn;
and if the first safety helmet is not worn, giving out a warning that the safety helmet is not worn.
2. The safety helmet-based safety reminder method of claim 1, wherein the step of detecting whether the first safety helmet has been worn comprises:
acquiring a pressure value and a temperature value, wherein the pressure value is acquired by a pressure sensor arranged at the wearing part of the first safety helmet, and the temperature value is acquired by a temperature sensor arranged at the wearing part of the first safety helmet;
judging whether the pressure value exceeds a preset pressure value or not, and judging whether the temperature value exceeds a preset temperature value or not;
if the pressure value exceeds the preset pressure value and the temperature value exceeds the preset temperature value, judging that the first safety helmet is worn;
if the pressure value does not exceed the preset pressure value or/and the temperature value does not exceed the preset temperature value, it is determined that the first safety helmet is not worn.
3. The safety reminding method based on safety helmet as claimed in claim 1, wherein the step of issuing a warning that the safety helmet is not worn if the first safety helmet is not worn comprises:
if the first safety helmet is not worn, acquiring an image within a specified distance of the current position;
identifying the image to judge whether a human body exists in the specified distance;
if yes, a warning that the safety helmet is not worn is sent out.
4. The safety helmet based safety alert method of claim 1, wherein the step of obtaining the current location of the first safety helmet is followed by:
updating a safety helmet distribution map according to the current position, wherein the safety helmet distribution map comprises position information of all safety helmets in the designated area;
and after a preset time period, position information of the first safety helmet is obtained again so as to renew the safety helmet distribution diagram.
5. The safety helmet-based safety alert method of claim 4, wherein the step of issuing an alert corresponding to the hazard level in accordance with the hazard level of the hazardous area is followed by:
detecting whether at least one second safety helmet different from the first safety helmet exists in a preset range corresponding to the current position;
if yes, warning information about the first safety helmet in the dangerous area is sent to at least one second safety helmet.
6. The safety helmet-based safety reminding method of claim 5, wherein the step of detecting whether at least one second safety helmet different from the first safety helmet exists within a preset range corresponding to the current position comprises:
taking the safety helmet distribution diagram;
searching for the second safety helmet in a target area in the safety helmet distribution diagram, wherein the target area is an area within a preset range of the current position;
and if the second safety helmet is found in the target area, judging that at least one second safety helmet exists in a preset range corresponding to the current position, otherwise, judging that the second safety helmet does not exist in the preset range corresponding to the current position.
7. A safety reminding device based on safety helmet, its characterized in that includes:
the system comprises an acquisition position unit, a display unit and a control unit, wherein the acquisition position unit is used for acquiring the current position of a first safety helmet, and the first safety helmet is any one safety helmet in a specified area;
the map calling unit is used for calling a preset dangerous position map and comparing the current position with the dangerous position map so as to judge whether the current position is in a dangerous area;
the comparison grade unit is used for judging that the current position is in a dangerous area, calling a danger grade comparison table, and comparing the area where the current position is located with the danger grade comparison table to find out the danger grade of the area where the current position is located, wherein the danger grade comparison table is a list of correspondingly set danger grades according to the danger degree of the dangerous area;
the warning sending unit is used for sending warnings corresponding to the danger levels according to the danger levels of the areas where the current positions are located, wherein different danger levels correspond to different warnings;
safety reminding device based on safety helmet still includes:
the acquisition mobile unit is used for acquiring the mobile data of the first safety helmet in a specified time;
the judging and moving unit is used for judging whether the displacement of the first safety helmet in the appointed time exceeds a preset threshold value according to the moving data;
the wearing detection unit is used for detecting whether the first safety helmet is worn or not when the displacement of the first safety helmet exceeds a preset threshold value;
and the sending-off unit is used for sending out a warning that the safety helmet is not worn when the first safety helmet is not worn.
8. A storage medium, characterized in that it is a computer-readable storage medium, on which a computer program is stored, which when executed implements the method of safety helmet based safety alert of any of claims 1 to 6.
9. A computer device comprising a processor, a memory, and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of any of claims 1-6 when executing the computer program.
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| CN201910749845.3A CN110443976B (en) | 2019-08-14 | 2019-08-14 | Safety reminding method and device based on safety helmet and storage medium |
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| CN110973755A (en) * | 2019-12-27 | 2020-04-10 | 广东电网有限责任公司电力科学研究院 | Safety helmet system with positioning function and application method thereof |
| CN111551204B (en) * | 2020-04-23 | 2022-02-08 | 江苏金恒信息科技股份有限公司 | Dangerous area identification method and device based on intelligent safety helmet |
| CN111479093A (en) * | 2020-05-27 | 2020-07-31 | 广东电网有限责任公司电力科学研究院 | Safety helmet video monitoring method and system and computer readable storage medium thereof |
| CN111881771A (en) * | 2020-07-06 | 2020-11-03 | 周爱丽 | Safety protection cushion pushing system and corresponding terminal |
| CN111887861B (en) * | 2020-09-30 | 2021-02-26 | 西南交通大学 | Millimeter wave radar-based integrated monitoring method for indoor personnel safety |
| CN112288601A (en) * | 2020-11-05 | 2021-01-29 | 深圳市天彦通信股份有限公司 | Scenic spot management method, scenic spot management device and storage medium |
| CN113128351A (en) * | 2021-03-25 | 2021-07-16 | 中电建电力检修工程有限公司 | Wearing detection method for safety helmet |
| CN113627405B (en) * | 2021-10-12 | 2022-03-04 | 环球数科集团有限公司 | Scenic spot danger monitoring method and device and computer equipment |
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