JP6990114B2 - Automatic door - Google Patents

Description

The present invention relates to an automatic door.

There is known an automatic door that determines whether or not a person is permitted to enter the room. For example, in Patent Document 1, a collating device for determining whether or not a person is permitted to enter the room is installed around the door of the doorway, and this collating device collates the occupants and states that the person is permitted to enter the room. An automatic door that drives the door when it is determined is described. Further, Patent Document 2 describes a technique for determining an infected person from a movement record of an infected person. Further, Patent Document 3 describes a technique for mapping a pathogen. Further, Patent Document 4 describes a technique for supplying ions in an environment where influenza is widespread. Further, Patent Document 5 describes a technique for setting an air conditioner to a temperature and humidity that kills influenza when a person with a high fever enters the room.

Japanese Unexamined Patent Publication No. 05-171861 Japanese Unexamined Patent Publication No. 2011-248802 Japanese Unexamined Patent Publication No. 11-256543 Japanese Unexamined Patent Publication No. 2004-181999 Japanese Unexamined Patent Publication No. 2012-063037

In order to control the spread of infectious diseases, it is desirable to be able to restrict the entry of people with poor health in facilities where an unspecified number of people come and go. In the automatic door described in Patent Document 1, a detection sensor for detecting the approach of a occupant is provided in front of the door, and the detection sensor is configured to drive the door when the occupant is detected under a predetermined condition. ing. However, with such a configuration, there is a problem that it is difficult to restrict the entry of persons with poor health.

The present invention has been made in view of these problems, and an object of the present invention is to provide an automatic door capable of blocking entry of a person in poor health.

In order to solve the above problems, an automatic door according to an aspect of the present invention is an automatic door that opens and closes an opening through which a passerby passes, and the complexion, gait, body surface temperature, heart rate, weight, and the like of the passerby. When the health condition estimation unit that estimates the health condition of the passerby based on any one or more combinations of odors and the health condition of the passerby estimated by the health condition estimation unit satisfy the predetermined entry conditions. Only equipped with a door open / close control unit that controls to open the automatic door.

According to this aspect, if the health condition of the passerby does not meet the predetermined entry conditions, the entry of the passerby can be restricted.

Another aspect of the invention is also an automatic door. This automatic door is an automatic door that opens and closes an opening through which a passerby passes, and is one or more of the complexion, gait, body surface temperature, heart rate, weight, and odor of a passerby who constantly passes by. From the combination, the health condition estimation unit that estimates the health condition of the passerby and at least one of the passerby's condition, and the health condition of the passerby or the condition of the passerby estimated by the health condition estimation unit are predetermined. It is provided with a door open / close control unit that controls the automatic door to be kept closed when it is in an undesired state.

According to this aspect, it is possible to restrict the entry of a passerby in an undesired state by keeping the automatic door closed when the passerby who normally passes through is not desired.

It should be noted that any combination of the above components and the components and expressions of the present invention are interchanged between methods, devices, programs, temporary or non-temporary storage media on which programs are recorded, systems, and the like. Is also effective as an aspect of the present invention.

According to the present invention, it is possible to provide an automatic door that can prevent a person in poor health from entering the room.

It is a front view schematically showing the automatic door which concerns on 1st Embodiment. It is a block diagram which shows an example of the structure of the automatic door of FIG. It is a block diagram which shows an example of the structure of the automatic door which concerns on 2nd Embodiment.

Hereinafter, the present invention will be described with reference to each drawing based on a preferred embodiment. In the embodiments and modifications, the same or equivalent components and members are designated by the same reference numerals, and duplicate description thereof will be omitted as appropriate. Further, the dimensions of the members in each drawing are shown in an appropriately enlarged or reduced size for easy understanding. In addition, some of the members that are not important for explaining the embodiment in each drawing are omitted and displayed.
Also, terms including ordinal numbers such as 1st and 2nd are used to describe various components, but this term is used only for the purpose of distinguishing one component from other components, and this term is used. The components are not limited by.

[First Embodiment]
The first embodiment of the present invention is an automatic door. As an example, this automatic door is suitably provided at the entrance / exit of a building where an unspecified number of passersby enter / exit. Hereinafter, the automatic door 100 according to the first embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a front view schematically showing the automatic door 100 according to the first embodiment. The automatic door 100 is a movable device that opens and closes the door 30 that opens and closes the opening through which the passerby passes in the movable direction A.

The automatic door 100 mainly includes a motor 10, a controller 12, an input device 14, a belt 20, and an output device 18. The motor 10 rotates and drives the drive pulley 10p. The controller 12 controls the motor 10 based on the detection result of a passerby to open and close the door 30. The belt 20 is hung around the outer periphery of the drive pulley 10p and the driven pulley 16 and rotates the driven pulley 16 as the drive pulley 10p rotates. When the drive pulley 10p is rotated by the motor 10 to drive the belt 20, the door 30 suspended on the belt 20 moves and opens and closes. The input device 14 and the output device 18 will be described later.

FIG. 2 is a block diagram showing an example of the configuration of the automatic door 100. The input device 14 includes a sensor and the like for inputting information to the controller 12. In the example of FIG. 2, the input device 14 includes an image sensor 42, a thermography 44, a weight sensor 46, and an odor sensor 48.

(Sensor)
The image sensor 42 detects the complexion and gait of a passerby, and outputs the detection result to the controller 12. The image sensor 42 may detect the heart rate and the respiratory state of the passerby and output the detection result to the controller 12. In this example, the image sensor 42 includes a zoom mechanism (not shown), and can detect the complexion and gait of a passerby in detail as needed. The zoom mechanism may be controlled by the controller 12. The thermography 44 detects the body surface temperature of a passerby based on a known principle, and transmits the detection result to the controller 12. The thermography 44 may detect the heart rate and the respiratory state of a passerby based on a known principle, and transmit the detection result to the controller 12. The weight sensor 46 detects the weight of a passerby and transmits the detection result to the controller 12. The odor sensor 48 detects the odor of a passerby based on a known principle, and transmits the detection result to the controller 12.

(controller)
Next, the controller 12 will be described. Each block of the controller 12 shown in FIG. 2 can be realized by an electronic element such as a computer CPU or a mechanical component in terms of hardware, and can be realized by a computer program or the like in terms of software. It depicts a functional block realized by their cooperation. Therefore, it is understood by those skilled in the art that these functional blocks can be realized in various forms by combining hardware and software.

As shown in FIG. 2, the controller 12 includes a health state estimation unit 50 and a door open / close control unit 52. The health state estimation unit 50 estimates the health state of the passerby based on any one or more combinations of complexion, gait, body surface temperature, heart rate, body weight, and odor. Hereinafter, when the complexion, gait, body surface temperature, heart rate, weight, and odor of a passerby are collectively referred to, they are referred to as the specific information of the passerby. The health condition estimation unit 50 stores in advance a standard (hereinafter referred to as "health standard") indicating that the person is healthy for each of the specific information of the passerby. Health standards can be constructed by collecting and analyzing the correlation between the characteristics of passerby-specific information and health status for a large number of samples. The health state estimation unit 50 includes the health standard constructed in this way as a multi-layered neural network.

The characteristics of the complexion of a passerby can be recognized by artificial intelligence capable of recognizing the face based on the image of the face acquired by the image sensor 42. The gait of a passerby is the appearance of a pedestrian walking. The characteristics of the gait of a passerby can be recognized by artificial intelligence that can recognize the gait of a person based on the walking figure of the pedestrian acquired by the image sensor 42. The characteristics of the body surface temperature of a passerby can be recognized by artificial intelligence that can recognize the body surface temperature of a person based on the body surface temperature of a pedestrian acquired by the thermography 44. The characteristics of the heart rate and breathing state of a passerby can be recognized by artificial intelligence capable of recognizing a person's heart rate and breathing state based on the body surface temperature of a pedestrian acquired by the thermography 44. The weight of a passerby can be characterized by artificial intelligence that can recognize the weight of a person based on the weight of a pedestrian acquired by the weight sensor 46. The characteristics of the odor of a passerby can be recognized by artificial intelligence that can recognize the odor of a person based on the odor emitted by a pedestrian acquired by the odor sensor 48. Hereinafter, these recognition results are simply referred to as "recognition results".

The health state estimation unit 50 estimates the health state of the passerby based on the health standard based on the recognition result. The estimation result of the health condition may be quantified by a predetermined threshold value. Further, the health condition estimation unit 50 determines whether or not the estimated health condition of the passerby satisfies the predetermined entry condition, and the door opening / closing control unit so as to open the automatic door only when the entry condition is satisfied. 52 is controlled. When the information on the complexion, gait, body surface sound, weight, and odor of a passerby has different importance, the health condition estimation unit 50 sets a weight in advance for each of the specific information of the passerby and is healthy. The state may be estimated. The health condition estimation unit 50 estimates the health condition for each specific information of passersby, and may control not to open the automatic door if any of them does not meet the entry conditions, or comprehensively collects the specific information. The opening and closing of the automatic door may be controlled based on the result of the determination.

If a passerby stands in front of the automatic door 100 and the passerby does not meet the entry conditions, the automatic door 100 will not open. In this case, the passerby cannot recognize the reason why the automatic door 100 does not open, so that there is a risk of wasting time trying to open the door. Therefore, in this embodiment, when the passerby does not satisfy the entry condition, the speaker 18s is provided as an output device 18 for guiding the passerby to that effect.

In this example, the speaker 18s is controlled by the health state estimation unit 50 of the controller 12. The health state estimation unit 50 controls the speaker 18s so as to output by voice that the passerby cannot enter the room if the estimated health state of the passerby does not satisfy the predetermined entry condition. The automatic door 100 may include a display (not shown) as the output device 18, in which case the health condition estimation unit 50 controls to indicate that the display cannot be entered. The automatic door 100 may notify passers-by that it cannot enter the room by any other method.

[Second Embodiment]
Next, the automatic door according to the second embodiment of the present invention will be described with reference to FIG. FIG. 3 is a block diagram showing an example of the configuration of the automatic door 200 according to the second embodiment. The automatic door 200 mainly includes an input device 14, a controller 12, a passerby history information DB 56, a health condition prediction DB 54, an output device 18, a motor 10, and a door 30. Here, duplicate explanations will be omitted, and the differences from the first embodiment will be mainly described.

While the first embodiment controls the opening and closing of doors mainly based on the health status of an unspecified number of passersby, the second embodiment mainly controls the health status of passersby who regularly pass by. Control the opening and closing of the door based on. In particular, the automatic door 200 confirms the state of a passerby who constantly passes by. Like a doorman, it controls not to open the automatic door only when a passerby who constantly passes through is in an undesired state, and restricts entry to the same passerby if the state changes from the normal state. do. According to the automatic door 200, it is possible to confirm or accumulate information on the attendance of passers-by who regularly pass by. While the judgment criteria of the first embodiment are constant to some extent, the judgment criteria (for example, threshold value) of the second embodiment are driven by the accumulated history information of the health state prediction DB 54 and the passerby history information DB 56, which will be described later. Change.

The automatic door 200 estimates the state of the passerby from the combination of any one or more of the complexion, gait, body surface temperature, heart rate, weight, and odor of the passerby who constantly passes by, and the passerby When it is not desired, the automatic door 200 is kept closed. In this example, the state of a passerby is estimated by the artificial intelligence provided in the health state estimation unit 50.

The condition of the passerby may include the health condition of the passerby including the mental condition, the condition of the accessory of the passerby (for example, the condition of mud on the sole of the shoe, the condition of pollen on clothes, etc.). These states of passersby can be recognized by artificial intelligence by the health state estimation unit 50 based on the information acquired from each input device 14.

The health state estimation unit 50 determines whether or not the passerby is in an undesired state based on the history information of the passerby history information DB 56 based on the estimated health state of the passerby and the state of the accessory of the passerby, and passes through. By keeping the automatic door closed when a person is in an undesired state, the entry of a passerby in an undesired state is restricted.

A more specific configuration will be described with reference to FIG. In the example of FIG. 3, the input device 14 includes an image sensor 42, a sound sensor 43, a thermography 44, a weight sensor 46, an odor sensor 48, a biometric information detection device 45, an audible sound inspection device 47, and a metal. Includes detection sensor 49 and.

(Weight sensor)
In the example of FIG. 3, the weight sensor 46 has detection elements arranged in a matrix, and also detects the inclination of the center of gravity of a passerby (weight balance between left and right). In this case, it is possible to obtain a change in the health condition of a passerby based on the inclination of the center of gravity. In addition, when carrying a shoulder bag or the like containing a heavy object, it is possible to limit the carry-on of suspicious objects by detecting the inclination of the body of a passerby. Based on the acquisition result from the weight sensor 46, it is possible to restrict the bringing in of suspicious objects by recognizing a passerby heavier than usual by using artificial intelligence.

(Image sensor)
Based on the acquisition result from the image sensor 42, it is possible to recognize the lack of sleep state, the facial expression of the passerby, and the walking speed of the passerby by using artificial intelligence. By recognizing mud and dust on the soles of passersby and pollen on clothes based on the acquisition result from the image sensor 42, it is possible to restrict the bringing of these particles and dust into a clean room. By recognizing the whiskers state of a passerby based on the acquisition result from the image sensor 42, it is possible to restrict the entry of a passerby in an unsanitary state into a clean room.

By recognizing the dress code of a passerby using artificial intelligence based on the acquisition result from the image sensor 42, it is possible to restrict the entry of a passerby in an undesired dignity state in violation of the dress code. .. Based on the acquisition result from the image sensor 42, the mood state of the passerby can be recognized by using artificial intelligence. For example, the face may be recognized to recognize the state in which the eyes are raised. Based on the acquisition result from the image sensor 42, the mental state of the passerby can be recognized by using artificial intelligence. For example, it may be possible to recognize the state of having an apparently dangerous object. In addition, it may be possible to recognize a state such as a depressed posture or a facial expression of a passerby. Based on these recognition results, it may be decided whether or not to enter the room. The facial expressions of passersby can be said to be necessary information for customer business.

In the case of a nursery school, kindergarten, etc., it is possible to recognize a child who is getting sick by using artificial intelligence based on the acquisition result from the image sensor 42 at the entrance / exit of the room. Children may have traits that they cannot tell themselves, and artificial intelligence can be used to predict signs of catching a cold.

Based on the results obtained from the odor sensor 48, artificial intelligence can be used to recognize the condition of passers-by, including tobacco odors and clothing odors, thereby limiting the entry of these particles into a clean room. ..

Based on the acquisition result from the thermography 44, the health condition of the passerby can be grasped by recognizing the heart rate and the respiratory condition of the passerby using artificial intelligence. In this case, it is possible to restrict the entry of passers-by in undesired health conditions.

For example, by recognizing the voiced sound of a passerby using artificial intelligence based on the acquisition result from a sound sensor 43 such as a microphone, it is possible to grasp the affected state of a passerby such as a cold. In this case, it may be urged to speak toward the sound sensor 43.

A passerby may carry the biological information detection device 45 that detects ecological information such as heart rate. For example, the biological information detection device 45 may be an accessory or an employee ID card like a wristband. The biological information detection device 45 may exchange information with the controller 12 by wireless communication. Based on the acquisition result from the biological information detection device 45 possessed by the passerby, the health condition of the passerby can be grasped by recognizing ecological information such as the heart rate of the passerby using artificial intelligence. In this case, it is possible to restrict the entry of passers-by in undesired health conditions.

The audible sound inspection device 47 can detect whether a passerby can hear a specific high-frequency sound. As an example, the audible sound inspection device 47 can be configured by a speaker and an image sensor. That is, a specific high-frequency sound can be output from the speaker, and the reaction of a passerby at that timing can be acquired by the image sensor. By recognizing the audible state of a passerby using artificial intelligence based on the acquisition result from the image sensor, it is possible to grasp the health state of the passerby. In this case, it is possible to restrict the entry of passers-by in undesired health conditions.

Based on the acquisition result from the metal detection sensor 49, it is possible to restrict the bringing in of suspicious objects by recognizing a passerby who possesses a metal of a predetermined size or larger by using artificial intelligence.
As the metal detector, a device based on a known principle such as one using X-rays can be used. Based on the acquisition result from the input device 14, artificial intelligence can be used to recognize a passerby having a security problem, thereby restricting the entry of a suspicious person.

(Passer history information DB)
The passerby history information DB 56 is a database that stores the history information of individual passersby. As an example, the history information may be information in which information on the complexion, gait, body surface temperature, body weight, and odor of an individual passerby is recorded together with the date and time of passage. The history information may include information recording early leaving due to poor physical condition in the past. The history information stored in the passerby history information DB 56 may be updated every time the passerby passes through the automatic door. The history information may include a recognition result recognized by artificial intelligence in the controller 12 based on the information acquired from each input device 14. For example, an individual passerby can be identified by at least one of a facial image and a gait. In another example, RFID, biometrics, or the like may be used to identify an individual passerby.

(Health status prediction DB)
The health state prediction DB 54 is a database that stores not only a specific person but also a passerby's complexion, gait, body surface temperature, heart rate, weight, odor, etc., and the change state and the health state in association with each other. Is. It should be noted that this health condition includes a condition that is expected to cause illness. The health state prediction DB 54 is information having universality and includes certain information to some extent. It is also possible to update the information in the health condition prediction DB 54 as needed.

(Application example)
The existence of infected persons is recognized by automatic doors 100 and 200 installed in buildings nationwide, the recognition results are aggregated in the database of the central center via the network, and the movement of infected persons is recorded based on the aggregation results. Can be done. The mobile record of the infected person may be a dynamic record of the infected person. Dynamic records can be created from mobile records using artificial intelligence. Artificial intelligence may be used to identify the source of infection from the movement or dynamic records. In this case, the spread of the infectious disease can be suppressed by identifying the source of infection.

The present invention has been described above based on the first and second embodiments. It is understood by those skilled in the art that each embodiment is an example, and various modifications are possible for each component or combination of each processing process, and such modifications are also within the scope of the present invention. be. The contents of each embodiment do not limit the technical scope of the present invention, and many design changes such as changes, additions, and deletions of components are made without departing from the ideas of the invention defined in the claims. Is possible.

Hereinafter, a modified example will be described. In the drawings and description of the modified examples, the same or equivalent components and members as those in the embodiment are designated by the same reference numerals. The description that overlaps with the embodiment will be omitted as appropriate, and the configuration different from the embodiment will be mainly described.

In each embodiment, the sensor included in the input device 14 has been illustrated and described, but the present invention is not limited thereto. The input device 14 may include another type of sensor.

10 ... Motor, 12 ... Controller, 14 ... Input device, 18 ... Output device, 30 ... Door, 42 ... Image sensor, 43 ... Sound sensor, 44 ... Thermography, 45 ... Biometric information detection Device, 46 ... Weight sensor, 47 ... Hearing sound inspection device, 49 ... Metal detection sensor, 50 ... Health condition estimation unit, 52 ... Door open / close control unit, 100, 200 automatic doors.

Claims (2)

An automatic door that opens and closes the openings that passersby pass through.
A health condition estimation unit that estimates the health condition of the passerby based on a combination of any one or more of the complexion, gait, body surface temperature, heart rate, weight, and odor of the passerby.
A door open / close control unit that controls the automatic door to be opened only when the health condition of the passerby estimated by the health condition estimation unit satisfies a predetermined entry condition.
A database that stores personal history information of passersby,
Equipped with
The health condition estimation unit is an automatic door that makes the estimation based on the history information of the database . An automatic door that opens and closes the openings that passersby pass through.
Estimates of at least one of the passerby's health condition and the passerby's condition from any combination of one or more of the complexion, gait, body surface temperature, heart rate, weight, and odor of a passerby who regularly passes by. Health condition estimation department and
When the health condition of the passerby or the condition of the passerby estimated by the health condition estimation unit is a predetermined undesired state, the door open / close control unit controls to keep the automatic door closed. When,
A database that stores personal history information of passersby,
Equipped with
The health condition estimation unit is an automatic door that makes the estimation based on the history information of the database .

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