CN114332764A - Identification and detection method and system for preventing shielded storage battery from entering closed space - Google Patents
Identification and detection method and system for preventing shielded storage battery from entering closed space Download PDFInfo
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- CN114332764A CN114332764A CN202111613492.8A CN202111613492A CN114332764A CN 114332764 A CN114332764 A CN 114332764A CN 202111613492 A CN202111613492 A CN 202111613492A CN 114332764 A CN114332764 A CN 114332764A
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Abstract
The invention relates to a method and a system for identifying and detecting whether a sheltering storage battery enters a closed space, wherein the method comprises the following steps: performing label identification on the storage battery entering the first detection area, and judging whether all label information of the storage battery is detected; if not, the corresponding information of the battery is not registered, then registration is carried out, and all labels are installed on the battery; or indicating that the label is absent, complementing the label and allowing the personnel to pass; if yes, allowing the personnel to pass through. When a person enters a second detection area, shooting a storage battery to obtain a first image, and identifying the number of labels of the storage battery to obtain the number of second labels; inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether a person carries a storage battery or not according to an output result; if yes, forbidding personnel to pass through the second detection area and giving an alarm; and if not, allowing the person to pass through the second detection area. The behavior that personnel that can shelter from the storage battery carried the storage battery and get into the enclosure space is discerned, improves the rate of accuracy that detects the storage battery.
Description
Technical Field
The invention relates to the technical field of video identification and RFID (radio frequency identification) detection, in particular to a method and a system for identifying and detecting a blocked storage battery entering a closed space.
Background
The storage battery management of storage battery car in current solution garden has following problem:
1) insufficient granularity of monitoring: the safety management of going into gardens and going into enclosure spaces such as building elevator to the storage battery car among the prior art mainly is to the storage battery car, if install the camera additional, utilizes image algorithm such as target detection to discern the storage battery car, and the storage battery that leads to the fact the safety risk (mostly be the lithium cell) on the main storage battery car rather than automobile body itself, takes off the back to the manual work and carries the unable effectual detection of scenes such as storage battery entering enclosure space alone with the storage battery.
2) Current monitored control system is mostly the mode of camera discernment storage battery car, relies on camera detection personnel alone to carry storage battery alone and has two problems and cause the unable practical application of detection accuracy: the detection effect of the camera is seriously influenced by shielding, and if visual target identification is carried out, the camera cannot be effectively detected when the battery car or the battery is shielded manually by utilizing various modes such as a backpack, a jacket, an umbrella or a body; the problem that the damaged scene cannot be detected or identified after the tag is manually and deliberately removed or the reader-writer is damaged by depending on the RFID alone exists.
Disclosure of Invention
The invention aims to provide a method and a system for identifying and detecting whether a sheltered storage battery enters a closed space, which can prevent personnel from entering the closed space such as buildings and the like by carrying the storage battery and improve the accuracy of storage battery detection.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a method for identifying and detecting whether a sheltering storage battery enters a closed space, which comprises the following steps:
carrying out label identification detection on the storage battery entering the first detection area to obtain the number of first labels; judging whether all label information of the storage battery is detected or not according to the number of the first labels; all label information of the storage battery is a plurality of labels which are installed on the storage battery previously, and a relationship index is established based on the labels and the storage battery;
if not, the information corresponding to the storage battery is not registered, the information corresponding to the storage battery is registered, all the labels are installed on the storage battery, and the personnel are allowed to pass through a first detection area; or indicating the absence of a label, performing label replenishment and allowing the person to pass through the first detection area;
if so, allowing the person to pass through a first detection area;
when the personnel enter a second detection area, shooting the storage battery to obtain a first image, and identifying the number of labels of the storage battery to obtain the number of second labels;
inputting the first image and the second label quantity into a label shielding quantity classification network, and determining whether the person carries a storage battery according to an output result of the label shielding quantity classification network;
if yes, forbidding the personnel to pass through a second detection area, and alarming;
and if not, allowing the person to pass through the second detection area.
Optionally, before the "inputting the first image and the number of tags into the tag occlusion number classification network", further comprising:
inputting the first image into a target detection network, and determining whether the first image contains a battery jar; if yes, forbidding the personnel to pass through the second detection area, and alarming; and if not, executing the step of inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry the storage battery according to an output result of the label shielding number classification network.
Optionally, after "simultaneously performing label quantity identification on the battery cells to obtain a second label quantity", the method further includes:
judging whether the number of the second labels is larger than zero;
if yes, determining that the personnel carries a storage battery, forbidding the personnel to pass through the second detection area, and giving an alarm; and if not, executing the step of inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry the storage battery according to an output result of the label shielding number classification network.
Optionally, the method for constructing the tag occlusion quantity classification network specifically includes:
acquiring a first image obtained by shooting the storage battery when a person enters a second detection area and the number of labels obtained by carrying out label identification on the storage battery;
and taking the number of the labels as training labels of a neural network, taking the first image as a training image, taking the actual label shielding number as output, and inputting the training labels, the training image and the actual label shielding number into the neural network for training to obtain a label shielding number classification network.
Optionally, after the "if, allowing the person to pass through the first detection area", the method further includes:
comparing the first image with the second image, and judging whether to shield the label; the second image is an image taken before the person passes through the first detection area.
In order to achieve the above purpose, the invention also provides the following scheme:
an identification detection system for preventing a sheltered battery from entering an enclosed space, the system comprising: the system comprises a first label detection device, a battery management and identification subsystem, a second label detection device, a first visual detection device and an alarm device;
the first label detection device is arranged at an inlet of the first detection area and used for identifying the number of labels of the storage battery entering the first detection area to obtain the number of the first labels;
the storage battery management and identification subsystem is connected with the first label detection device and is used for establishing a relation index between a plurality of labels mounted on a storage battery and the storage battery, verifying the storage battery according to the number of the first labels and the relation index, displaying a verification result and judging whether the personnel are allowed to pass through a first detection area or not according to the verification result; the verification result is that all label information of the battery is detected or information corresponding to the battery is not registered or a label is absent;
the second label detection device is arranged at an inlet of a second detection area, is connected with the battery management and identification subsystem, and is used for identifying the number of labels of the battery entering the second detection area to obtain the number of second labels and sending the number of the second labels to the battery management and identification subsystem;
the first visual detection device is arranged at an entrance of a second detection area, is connected with the battery management and identification subsystem, and is used for shooting a battery entering the second detection area to obtain a first image and sending the first image to the battery management and identification subsystem;
the storage battery management and identification subsystem is also connected with the alarm device and is used for acquiring the number of the second labels and the number of the first images, inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry a storage battery according to an output result of the label shielding number classification network; if yes, forbidding the personnel to pass through a second detection area, and controlling the alarm device to send out an alarm signal; and if not, allowing the person to pass through the second detection area.
Optionally, the system further comprises:
the second visual detection device is arranged at an inlet of the first detection area and used for comparing the first image with the second image and judging whether the label is shielded or not; the second image is an image taken before the person passes through the first detection area.
Optionally, the tag is a flexible metal-resistant RFID tag;
the first label detection device and the second label detection device are both RFID readers;
the first visual detection device and the second visual detection device are both cameras.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides a method and a system for identifying and detecting whether a sheltering storage battery enters a closed space, wherein the method comprises the following steps: carrying out label identification detection on the storage battery entering the first detection area to obtain the number of first labels; judging whether all label information of the storage battery is detected or not according to the number of the first labels; if not, the information corresponding to the storage battery is not registered, the information corresponding to the storage battery is registered, all the labels are installed on the storage battery, and the personnel are allowed to pass through a first detection area; or indicating the absence of a label, performing label replenishment and allowing the person to pass through the first detection area; if so, allowing the person to pass through a first detection area; when the personnel enter a second detection area, shooting the storage battery to obtain a first image, and identifying the number of labels of the storage battery to obtain the number of second labels; inputting the first image and the second label quantity into a label shielding quantity classification network, and determining whether the person carries a storage battery according to an output result of the label shielding quantity classification network; if yes, forbidding the personnel to pass through a second detection area, and alarming; and if not, allowing the person to pass through the second detection area. The method of combining visual detection and label detection can identify the behavior that people shielding the storage battery carry the storage battery to enter the closed space, and the accuracy rate of storage battery detection is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a flow chart of a method for identifying and detecting whether a sheltering-proof battery enters a closed space according to the invention;
FIG. 2 is a schematic diagram of a module structure of an identification and detection system for preventing a sheltered battery from entering a closed space according to the present invention;
FIG. 3 is a schematic diagram of a battery according to the present invention;
FIG. 4 is a schematic diagram showing the sub-area division of each surface of the battery of the present invention;
fig. 5 is a schematic diagram of a tag structure according to an embodiment of the present invention.
Description of the symbols:
the device comprises a first label detection device-1, a battery management and identification subsystem-2, a second label detection device-3, a first visual detection device-4, an alarm device-5, a first side surface-6, a second side surface-7, a third side surface-8, a fourth side surface-9, a fifth side surface-10, a sixth side surface-11, a handle-12, a covering cladding-13, a label-14 and an adhesive tape-15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a method and a system for identifying and detecting whether a sheltered storage battery enters a closed space, which can prevent personnel from entering the closed space such as buildings and the like by carrying the storage battery and improve the accuracy of storage battery detection.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1, the invention provides a method for identifying and detecting whether a sheltered battery enters a closed space, which comprises the following steps:
s1: carrying out label identification detection on the storage battery entering the first detection area to obtain the number of first labels; judging whether all label information of the storage battery is detected or not according to the number of the first labels; all the label information of the storage battery is a plurality of labels which are installed on the storage battery in the prior art, and a relation index is established based on the labels and the storage battery.
S2: if all the label information of the storage battery is not detected, the information corresponding to the storage battery is not registered, the information corresponding to the storage battery is registered, all the labels are installed on the storage battery, and the personnel are allowed to pass through a first detection area; or a lack of a label, then tag replenishment is performed and the person is allowed to pass through the first detection zone.
S3: and if all the label information of the storage battery is detected, allowing the personnel to pass through a first detection area.
S4: when the personnel get into the second detection area, it is right the storage battery is shot and is obtained first image, and is right simultaneously the storage battery carries out label quantity discernment, obtains second label quantity.
S5: and inputting the first image and the second label quantity into a label shielding quantity classification network, and determining whether the person carries a storage battery according to an output result of the label shielding quantity classification network.
S6: and if the personnel carry the storage battery, forbidding the personnel to pass through a second detection area, and giving an alarm.
S7: and if the person does not carry the storage battery, allowing the person to pass through a second detection area.
Further, the output result of the tag occlusion quantity classification network is as follows:
1) the personnel carry the storage battery and do not have the shielding label;
2) personnel carry a battery and shield a label;
3) personnel carry a storage battery and shield 2 labels;
4) personnel carry a battery and block … … labels;
5) personnel carry a storage battery and shield n labels, wherein n is the number of all labels;
6) the person does not carry a battery.
And determining whether the current personnel carry the storage battery or not according to the output result of the label shielding quantity classification network.
Preferably, before the "inputting the first image and the number of tags into the tag occlusion number classification network", further comprising:
inputting the first image into a target detection network, and determining whether the first image contains a battery jar; if yes, forbidding the personnel to pass through the second detection area, and alarming; and if not, executing the step of inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry the storage battery according to an output result of the label shielding number classification network.
Preferably, after "simultaneously carry out label quantity discernment to the storage battery, obtain second label quantity", still include:
and judging whether the second label quantity is larger than zero.
If yes, determining that the personnel carries a storage battery, forbidding the personnel to pass through the second detection area, and giving an alarm; and if not, executing the step of inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry the storage battery according to an output result of the label shielding number classification network.
Further, the method for constructing the tag occlusion quantity classification network specifically comprises the following steps:
and acquiring a first image obtained by shooting the storage battery when a person enters a second detection area, and the quantity of labels obtained by carrying out label identification on the storage battery.
And taking the number of the labels as training labels of a neural network, taking the first image as a training image, taking the actual label shielding number as output, and inputting the training labels, the training image and the actual label shielding number into the neural network for training to obtain a label shielding number classification network. Specifically, the number of labels on the storage battery is identified and detected, a first image at the detection moment is shot at the same time, the identified number of labels and the first image are input into a label shielding number classification network, and the label shielding number classification network visually detects whether a person carries the storage battery or not. The storage battery is carried and sheltered by people, the behavior that the personnel shelter from the label is hidden, for example, considering the condition that the label is sheltered by human body parts, only one or a plurality of labels are sheltered basically in a normal phenomenon, and sheltering all labels needs a larger area of a human body, for example, the storage battery is held in the arms by a back-to-camera or the storage battery is carried in a bag, so the abnormal behavior is realized. The abnormal behavior of whether the person carries the storage battery or not is detected by using the number of the shielded labels to train the classification network of the abnormal behavior.
Preferably, after the "if, allowing the person to pass through the first detection area", the method further includes:
comparing the first image with the second image, and judging whether to shield the label; the second image is an image taken before the person passes through the first detection area. Specifically, when the difference value of the number of the labels in the first image and the second image exceeds a set threshold value, the person is considered to shield the labels when entering the second detection area, and whether label shielding behaviors exist in the person is visually monitored.
According to the invention, two detection areas are divided for battery identification in a scene of entering a closed space, so that the purposes of preventing a label from being damaged and detecting whether label information is complete are achieved. In a specific embodiment of the present invention, the first detection area is an open space such as a doorway of a garden, and the second detection area is a closed space such as: buildings, elevators, etc. The quantity of the storage battery labels in the first detection area is detected to ensure that the storage battery passing through has complete label information.
In order to achieve the above purpose, the invention also provides the following scheme:
as shown in fig. 2, the identification and detection system for preventing the shielded battery from entering the closed space of the invention comprises: the system comprises a first label detection device 1, a storage battery management and identification subsystem 2, a second label detection device 3, a first visual detection device 4 and an alarm device 5.
First label detection device 1 installs at first detection area's entrance for carry out label quantity discernment to the storage battery that gets into first detection area, obtain first label quantity.
The storage battery management and identification subsystem 2 is connected with the first label detection device 1 and is used for establishing a relationship index between a plurality of labels mounted on a storage battery and the storage battery, verifying the storage battery according to the number of the first labels and the relationship index, displaying a verification result and judging whether the personnel are allowed to pass through a first detection area according to the verification result; and the verification result is that all label information of the battery is detected or information corresponding to the battery is not registered or the label is absent. Specifically, if the verification result is that all the label information of the battery jar is detected, allowing the person to pass through a first detection area; if the verification result is that the information corresponding to the storage battery is not registered, manually registering the information corresponding to the storage battery, installing all labels on the storage battery, and allowing the personnel to pass through a first detection area; and if the verification result is that the label is absent, manually complementing the label of the storage battery, and allowing the personnel to pass through the first detection area. The storage battery management and identification subsystem 2 registers information such as the license plate number of the storage battery car, storage battery information, RFID label information and car owner information.
The second label detection device 3 is installed at an entrance of the second detection area, connected with the storage battery management and identification subsystem 2, and used for identifying the number of labels of the storage batteries entering the second detection area to obtain the number of second labels and sending the number of the second labels to the storage battery management and identification subsystem 2.
The first visual detection device 4 is installed at an entrance of the second detection area, connected with the storage battery management and identification subsystem 2, and used for shooting the storage battery entering the second detection area to obtain a first image and sending the first image to the storage battery management and identification subsystem 2.
The battery management and identification subsystem 2 is further connected with the alarm device 5, and is configured to acquire the second number of tags and the first image, input the first image and the second number of tags to a tag occlusion number classification network, and determine whether the person carries a battery according to an output result of the tag occlusion number classification network; if yes, forbidding the personnel to pass through a second detection area, and controlling the alarm device to send out an alarm signal; and if not, allowing the person to pass through the second detection area.
Preferably, the system further comprises: and a second visual inspection device.
The second visual detection device is arranged at an inlet of the first detection area and used for comparing the first image with the second image and judging whether the label is shielded or not; the second image is an image taken before the person passes through the first detection area. Preferably, in an embodiment of the present invention, the first label detecting device 1, the second label detecting device 3, the first visual detecting device 4, the warning device 5 and the second visual detecting device may be provided in plurality according to actual situations.
Further, in a specific embodiment of the present invention, the tag is a flexible metal-resistant RFID tag.
The first label detection device and the second label detection device are both RFID readers.
The first visual detection device and the second visual detection device are both cameras.
In addition, the above-mentioned schemes and effects of the present invention can be realized by means of bluetooth, wireless, GPS, etc. are within the protection scope of the present invention, and are not limited herein.
Further, in an embodiment of the present invention, a method for installing a label on a battery includes:
dividing each outer surface of the battery and the handle into a plurality of sub-areas, randomly selecting the plurality of sub-areas to form area combinations, and installing corresponding labels on the outer surfaces of the corresponding area combinations. Fig. 3 is a schematic diagram of a battery structure, and fig. 4 is a schematic diagram of dividing sub-areas of each surface of the battery of the present invention, for example, an a1 area of the first side surface 6 and a D2 area of the fifth side surface 10 are collocated, and a D2 area of the handle 12 and the fourth side surface 9 are collocated, so that a method for installing a plurality of diagonal areas of a plurality of surfaces can be implemented. A plurality of labels are installed on the storage battery according to the scheme, and the storage battery which is manually carried and enters the closed space is comprehensively detected through the label detection device and the visual detection device.
The storage battery size, different appearances are considered, and the damage to the storage battery of a user caused by installation modes such as punching on the storage battery of the user is avoided, so that the storage battery can be conveniently installed on shells of the storage batteries with different appearances and sizes by using modes of sticking and binding belt fixing.
Further, as shown in fig. 5, in the embodiment of the present invention, the label 15 is wrapped by the covering layer 14 and fixed on the corresponding sub-area of the battery by using the adhesive tape 16. The adhesive tape 16 is an adhesive tape conforming to the IP protection grade and the industrial grade, and can play a role in water resistance, dust prevention and corrosion prevention. Meanwhile, the outer layer of adhesive tape is printed with eye-catching picture symbols such as a LOGO in a park, so that managers and other personnel can conveniently conduct visual work.
Furthermore, the adapter is a device for fixing the label on the surface of the battery jar, and can be a base fixed by screws, a binding tape, an adhesive base and other forms.
When the battery label is completely and deliberately shielded or damaged by people, the visual detection device is used for identifying through the target detection network, and battery related objects such as electric vehicles, batteries and the like can be detected when the vision is shielded. When the storage battery is also shielded visually, the quantity classification network is shielded through the label for detection, the storage battery can be effectively identified when the storage battery cannot be detected by independent visual detection and label identification, and the detection accuracy is improved.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A method for identifying and detecting whether a sheltered storage battery enters a closed space is characterized by comprising the following steps:
carrying out label identification detection on the storage battery entering the first detection area to obtain the number of first labels; judging whether all label information of the storage battery is detected or not according to the number of the first labels; all label information of the storage battery is a plurality of labels which are installed on the storage battery previously, and a relationship index is established based on the labels and the storage battery;
if not, the information corresponding to the storage battery is not registered, the information corresponding to the storage battery is registered, all the labels are installed on the storage battery, and the personnel are allowed to pass through a first detection area; or indicating the absence of a label, performing label replenishment and allowing the person to pass through the first detection area;
if so, allowing the person to pass through a first detection area;
when the personnel enter a second detection area, shooting the storage battery to obtain a first image, and identifying the number of labels of the storage battery to obtain the number of second labels;
inputting the first image and the second label quantity into a label shielding quantity classification network, and determining whether the person carries a storage battery according to an output result of the label shielding quantity classification network;
if yes, forbidding the personnel to pass through a second detection area, and alarming;
and if not, allowing the person to pass through the second detection area.
2. The method for identifying and detecting whether an occlusion-proof battery enters an enclosed space according to claim 1, wherein before inputting the first image and the number of labels into a label occlusion number classification network, the method further comprises:
inputting the first image into a target detection network, and determining whether the first image contains a battery jar; if yes, forbidding the personnel to pass through the second detection area, and alarming; and if not, executing the step of inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry the storage battery according to an output result of the label shielding number classification network.
3. The method for identifying and detecting whether the sheltered storage battery enters the enclosed space according to claim 1, wherein after the step of identifying the number of labels of the storage battery and obtaining the second number of labels is carried out simultaneously, the method further comprises the following steps:
judging whether the number of the second labels is larger than zero;
if yes, determining that the personnel carries a storage battery, forbidding the personnel to pass through the second detection area, and giving an alarm; and if not, executing the step of inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry the storage battery according to an output result of the label shielding number classification network.
4. The identification and detection method for preventing the shielded storage battery from entering the closed space according to claim 1, wherein the construction method of the label shielding quantity classification network specifically comprises the following steps:
acquiring a first image obtained by shooting the storage battery when a person enters a second detection area and the number of labels obtained by carrying out label identification on the storage battery;
and taking the number of the labels as training labels of a neural network, taking the first image as a training image, taking the actual label shielding number as output, and inputting the training labels, the training image and the actual label shielding number into the neural network for training to obtain a label shielding number classification network.
5. The method for identifying and detecting the entering of the sheltered storage battery into the enclosed space according to claim 1, wherein after the step "if yes, allowing the person to pass through the first detection area", the method further comprises the following steps:
comparing the first image with the second image, and judging whether to shield the label; the second image is an image taken before the person passes through the first detection area.
6. The utility model provides a prevent that storage battery that shelters from gets into identification detecting system of enclosure, its characterized in that, the system includes: the system comprises a storage battery management and identification subsystem, a first label detection device, a second label detection device, a first visual detection device and an alarm device;
the first label detection device is arranged at an inlet of the first detection area and used for identifying the number of labels of the storage battery entering the first detection area to obtain the number of the first labels;
the storage battery management and identification subsystem is connected with the first label detection device and is used for establishing a relation index between a plurality of labels mounted on a storage battery and the storage battery, verifying the storage battery according to the number of the first labels and the relation index, displaying a verification result and judging whether the personnel are allowed to pass through a first detection area or not according to the verification result; the verification result is that all label information of the battery is detected or information corresponding to the battery is not registered or a label is absent;
the second label detection device is arranged at an inlet of a second detection area, is connected with the battery management and identification subsystem, and is used for identifying the number of labels of the battery entering the second detection area to obtain the number of second labels and sending the number of the second labels to the battery management and identification subsystem;
the first visual detection device is arranged at an entrance of a second detection area, is connected with the battery management and identification subsystem, and is used for shooting a battery entering the second detection area to obtain a first image and sending the first image to the battery management and identification subsystem;
the storage battery management and identification subsystem is also connected with the alarm device and is used for acquiring the number of the second labels and the number of the first images, inputting the number of the first images and the number of the second labels into a label shielding number classification network, and determining whether the personnel carry a storage battery according to an output result of the label shielding number classification network; if yes, forbidding the personnel to pass through a second detection area, and controlling the alarm device to send out an alarm signal; and if not, allowing the person to pass through the second detection area.
7. The system of claim 6, wherein the system further comprises:
the second visual detection device is arranged at an inlet of the first detection area and used for comparing the first image with the second image and judging whether the label is shielded or not; the second image is an image taken before the person passes through the first detection area.
8. The system for identifying and detecting the entry of a sheltering storage battery into an enclosed space according to claim 6, characterized in that the tag is a flexible anti-metal RFID tag;
the first label detection device and the second label detection device are both RFID readers;
the first visual detection device and the second visual detection device are both cameras.
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| CN115108412A (en) * | 2022-07-27 | 2022-09-27 | 浙江万立宏科技有限公司 | Elevator voice linkage control system |
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