WO2020145361A1 - Dispositif de détection de fixation de casque et casque - Google Patents

Dispositif de détection de fixation de casque et casque Download PDF

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Publication number
WO2020145361A1
WO2020145361A1 PCT/JP2020/000518 JP2020000518W WO2020145361A1 WO 2020145361 A1 WO2020145361 A1 WO 2020145361A1 JP 2020000518 W JP2020000518 W JP 2020000518W WO 2020145361 A1 WO2020145361 A1 WO 2020145361A1
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WO
WIPO (PCT)
Prior art keywords
helmet
detection device
contact detection
cloth
headband
Prior art date
Application number
PCT/JP2020/000518
Other languages
English (en)
Japanese (ja)
Inventor
進一 岡田
優也 藤原
Original Assignee
ヘルツ電子株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ヘルツ電子株式会社 filed Critical ヘルツ電子株式会社
Publication of WO2020145361A1 publication Critical patent/WO2020145361A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/08—Chin straps or similar retention devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/10—Linings
    • A42B3/14—Suspension devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/30—Mounting radio sets or communication systems

Definitions

  • the present invention relates to a helmet wearing detection device and a helmet for detecting whether or not a helmet is worn on the head.
  • Patent Document 1 a state in which a chin strap is not fastened by providing a signal detection sensor that changes electrical characteristics such as electric resistance or capacitance according to a change in the chin strap of a helmet with light and sound
  • Patent Document 1 a state in which a chin strap is not fastened by providing a signal detection sensor that changes electrical characteristics such as electric resistance or capacitance according to a change in the chin strap of a helmet with light and sound
  • a device for preventing the user from forgetting to tighten the band is disclosed.
  • the signal detection sensor that is the detection sensor for detecting attachment is fixed only to the outer surface of the chin strap in the helmet. Therefore, there is a problem that the signal detection sensor is easily peeled off from the chin strap due to repeated bending of the chin strap or rubbing against another object.
  • the present invention has been made to address the above problems, and an object thereof is to provide a helmet mounting detection device and a helmet that can be mounted stably on a mounted portion of a detection sensor in a helmet.
  • a feature of the present invention is that a helmet is attached to a helmet having a mounted portion formed in at least one of a string shape and a band shape, and detects a mounting state of the helmet on the head.
  • a contact detection sensor which is attached to the mounted part and outputs a contact detection signal which is an electric signal according to the approach or contact of the head, and a control part to which the contact detection signal is input from the contact detection sensor.
  • the contact detection sensor includes a cloth-shaped mounting body formed in a cloth shape having flexibility and a size that allows it to be wound around the mounting portion, and a tubular shape surrounding the mounting portion. And a tubular connector for connecting mutually facing portions of the cloth-shaped mounting body to each other.
  • the helmet mounting detection device the contact detection sensor is formed in a cylindrical shape and is mounted in a state of surrounding the mounted part in the helmet, so that the contact detection sensor can be used for a long period of time. It can be stably mounted on the mounted portion.
  • the contact detection sensor can be fixedly attached to the mounted portion of the helmet to prevent displacement of the contact detection sensor. Further, the contact detection sensor can be movably attached to the mounted portion of the helmet. According to this, the contact detection sensor can adjust the detection sensitivity of the contact detection sensor by adjusting the position or the direction with respect to the attachment portion even when the contact detection sensor is attached to the attachment portion.
  • the tubular connector detachably connects the facing portions of the cloth-shaped mounting body.
  • the tubular connector detachably connects mutually opposing portions of the cloth-shaped mounting body, the contact detection sensor is not mounted. It can be removed from the part. That is, the helmet attachment detection device can facilitate the adjustment of the attachment position and the maintenance such as repair or cleaning of the contact detection sensor by removing the contact detection sensor from the attached portion.
  • the tubular connector can be composed of a button (having a buttonhole), a hook (by fitting or hooking), a hook-and-loop fastener or a chuck.
  • Another feature of the present invention is that, in the helmet mounting detection device, a contact detection signal line that electrically connects a cloth-shaped mounting body and a control unit to form a contact detection signal transmission line, And a signal line connector provided on the detection signal line for connecting or disconnecting the cloth-like mounted body side and the control section side to each other.
  • the helmet wearing detection device uses the contact detection signal line that electrically connects the cloth-like wearing body and the control unit to form a transmission path of the contact detection signal. Since the contact detection sensor can be physically separated from the control unit because it is provided with the signal line connector for connecting or disconnecting the cloth-like mounting body side and the control unit side, the contact detection sensor can be repaired, maintained and replaced. Can be facilitated.
  • the signal line connector connects or disconnects the cloth-like mounted body and the contact detection signal line.
  • the signal line connector connects or disconnects the cloth-like mounting body and the contact detection signal line to each other, only the contact detection sensor detects the contact. Since it can be separated from the signal line, repair, maintenance and replacement of only the contact detection sensor can be facilitated.
  • the signal line connector connects or separates the contact detection signal lines with each other in the middle of the contact detection signal lines.
  • the signal line connector connects or separates the contact detection signal lines to each other in the middle of the contact detection signal line, the contact detection sensor.
  • the length of the contact detection signal line can be adjusted by replacing the contact detection signal lines with different lengths.
  • the tubular connector is a surface fastener.
  • the tubular connector is configured by the surface fastener, the mounting feeling on the user's skin can be kept good and cleaning is easy. Therefore, the cloth-shaped mounting body can be kept hygienic.
  • the tubular connector is provided on each of inner surfaces of a cloth-like attachment body in which a pair of attaching portions that form a surface fastener surround the attachment portion.
  • the helmet mounting detection device has an inner surface of a cloth-shaped mounting body in which a pair of sticking portions that form a surface fastener that is a tubular connector surrounds a mounted portion. Since the cloth-shaped mounting body is provided at both ends, the inner side surfaces are joined by surface fasteners when the cloth-shaped mounting body is formed into a tubular shape surrounding the mounted portion. Accordingly, the helmet attachment detection device suppresses rotational displacement and positional displacement in the circumferential direction with respect to the attached portion, because the joint portion of the cloth attachment body protrudes outward in the radial direction of the tubular cloth attachment body. be able to.
  • the contact detection sensor is a jaw string contact detection sensor mounted on a jaw string in a helmet that is a mounted part, and a head in a helmet that is a mounted part. And a headband contact detection sensor attached to the band.
  • the helmet wearing detection device is configured such that the contact detection sensor is a jaw string contact detection sensor attached to a jaw string in a helmet, and a headband contact detection attached to a headband. Since the mounting of the helmet is detected by the head and chin of the wearer of the helmet by using the sensor, it is possible to accurately detect the mounting state of the helmet.
  • the contact detection sensor has a plurality of headband contact detection sensors mounted at a plurality of positions of a headband in a helmet that is a mounted portion. To be there.
  • the helmet wearing detection device includes a plurality of headband contact detection sensors that are mounted at a plurality of positions of a headband in a helmet in which the contact detection sensor is a mounted portion. Since it has, it is possible to accurately detect the wearing state of the helmet. In this case, it is preferable that the plurality of headband contact detection sensors be arranged in front of and/or behind the head. Further, the helmet attachment detection device may include a jaw strap contact detection sensor attached to a jaw strap in the helmet in addition to the headband contact detection sensor.
  • the cloth-shaped mounting body when mounted on the mounted portion, overhangs in a direction orthogonal to a longitudinal direction of the mounted portion and faces the head. It is formed in the size of.
  • the helmet wearing detection device is configured such that, when the cloth-like wearing body is attached to the attached portion, the helmet attached detection device overhangs in a direction orthogonal to the longitudinal direction of the attached portion. Since the size is formed so as to face the portion, the wearing state of the helmet can be accurately detected.
  • the present invention can be carried out not only as an invention of a helmet wearing detection device but also as an invention of a helmet equipped with a helmet wearing detection device.
  • the attached portion is the helmet attachment according to at least one of claims 1 to 10.
  • a detection device may be provided. According to this, the helmet can be expected to have the same operational effects as the helmet attachment detection device.
  • FIG. 1 It is a top view which shows typically the outline of the external structure of the helmet mounting detection apparatus which concerns on this invention. It is a block diagram of a control system for controlling the operation of the helmet wearing detection device shown in FIG. It is a side view which shows typically the outline of the external appearance structure of the helmet to which the helmet wearing detection apparatus shown in FIG. 1 is attached. It is a principal part sectional view which shows the state which formed the headband contact detection sensor shown in FIG. 1 in a cylindrical shape, and was wound around the headband. It is the side view which showed typically the state before attaching the helmet attachment detection apparatus shown in FIG. 1 to a helmet, and tightening a chin strap. It is the side view which showed typically the state which attached the helmet attachment detection apparatus shown in FIG.
  • FIG. 1 is a plan view schematically showing the outer appearance of a helmet mounting detection device 100 according to the present invention.
  • 2 is a block diagram of a control system for controlling the operation of the helmet wearing detection device 100 shown in FIG.
  • the helmet wearing detection device 100 is a device for detecting whether or not a worker is properly wearing the helmet 90 at a construction site or a factory.
  • the helmet 90 that is the wearing target of the helmet wearing detection device 100 will be described.
  • the helmet 90 is made of metal or resin that covers the head of a worker (user U of the helmet attachment detection device 100) at a construction site or a factory so as to protect the head. Is a hat.
  • the helmet 90 includes a headband 92 and a hammock 93 inside a cup-shaped cap body 91 that accommodates the head of the user U.
  • the headband 92 and the hammock 93 are components that indirectly support the cap body 91 with respect to the head when the headband of the user U is covered, and cover the head with a belt-shaped member made of resin or cloth. It is constructed by forming a hemispherical basket type. In this case, the headband 92 is attached to the inner peripheral surface of the cap body 91 by forming a resin band-like member into an annular shape having a size corresponding to the periphery of the head.
  • the headband 92 is provided with a hammock 93 in a state of protruding toward the inside of the cap body 91, and a chin strap 94 in a state of being hung below the cap body 91.
  • the hammock 93 is a component that is put on the upper portion of the head of the user U, and is provided by arranging a plurality of resin- or cloth-shaped band-shaped members in an arc shape projecting in a convex shape in the radial direction of the headband 92. ing.
  • the chin strap 94 is fixed to the head of the user U by hanging the chin strap 94 on the chin of the user U wearing the cap 91 and bringing the headband 92 and the hammock 93 into close contact with the head of the user U. And is formed by forming a resin material or a cloth material into a string shape or a band shape.
  • the chin strap 94 has a length adjusting mechanism (not shown), and can adjust the degree of catching on the chin. That is, the helmet 90 is composed of a safety helmet having a general structure that has been widely used conventionally.
  • the helmet wearing detection device 100 is mainly configured to include a detection device main body 101, a headband contact detection sensor 110, and a chinstring contact detection sensor 120, respectively.
  • the detection device body 101 detects the wearing state of the helmet 90 using the contact detection signals output from the headband contact detection sensor 110 and the chinstring contact detection sensor 120, and sends a signal according to the detection result to the host device 200. It is a terminal device that transmits wirelessly (radio waves).
  • the detection device main body 101 is an electronic board (control board 103, a transmitter/receiver 104, an operator 105, an output part 106, and a power supply part 107 in a resin housing 102 having a size that fits in a human palm ( (Not shown).
  • the control unit 103 is configured by a microcomputer including a CPU, a ROM, a RAM, and the like, and executes a helmet mounting detection program stored in advance in a storage device such as a ROM to operate the entire helmet mounting detection device 100. It controls and detects the wearing state of the helmet 90. More specifically, the control unit 103 determines the wearing state of the helmet 90 using the contact detection signals output from the headband contact detection sensor 110 and the chinstring contact detection sensor 120, and performs detection according to the determination result. The result signal is transmitted to the host device 200. The control unit 103 also sets various communication environment settings such as pairing with the host device 200.
  • the transmission/reception unit 104 is an electric circuit that transmits the detection result signal output from the control unit 103 to the host device 200 via the antenna. Further, the transmission/reception unit 104 receives a signal output from the host device 200 via the antenna and outputs the signal to the control unit 103.
  • the operator 105 is an input device that outputs an operation signal corresponding to a manual operation from the user U of the helmet wearing detection device 100 to the control unit 103, and is configured by a push button.
  • the operator 105 is provided in an exposed state on the outer surface of the housing 102.
  • the output unit 106 is a display device that displays the operating state of the control unit 103 by blinking light.
  • the output unit 106 is configured by one LED light emitting element (Light Emitting Diode) exposed on the outer surface of the housing 102.
  • the power supply unit 107 is an electric circuit including batteries for supplying electric power to the control unit 103, the transmission/reception unit 104, the manipulator 105, and the output unit 106, respectively.
  • the power supply unit 107 is configured to detachably include a button battery that outputs DC3V power. It should be noted that in the present embodiment, the control unit 103 automatically starts execution of the helmet mounting detection program when a battery is mounted in the power supply unit 107, and starts detection processing of the mounting state of the helmet 90.
  • the headband contact detection sensor 110 is detachably attached to the headband 92 of the helmet 90 to detect the approach or contact of the forehead part of the head of the user U and respond to the detection. It is a detector that outputs a contact detection signal, and is configured by a flexible cloth-like mounting body 111 having conductivity. More specifically, in the headband contact detection sensor 110, the cloth-shaped mounting body 111 is made of a woven fabric, a knitted fabric, or a non-woven fabric made of conductive fibers.
  • the conductive fiber is formed by coating or plating a surface of a resin fiber or a natural fiber with a conductive metal material such as copper, silver or nickel.
  • the conductive fiber may be formed by mixing a resin material with a metal or carbon having conductivity to form a thread and a cloth.
  • the cloth-like mounting body 111 is formed by forming a conductive metal material into a sheet shape, a conductive rubber sheet or a resin film (for example, an ITO layer formed of an indium oxide layer on the surface of the resin film. The formed film) may be used alone, or at least one of the front and back surfaces of the electrically conductive sheet or film may be covered with a resin fiber or a natural fiber.
  • the cloth-like mounting body 111 includes a conductive rubber sheet, a resin film (for example, a film in which an ITO layer made of an indium oxide layer is formed on the surface of the resin film), a surface of resin fiber or a natural fiber. Can be attached and configured using a technique such as a double-sided tape, an adhesive, or suturing.
  • the conductive sheet or film can be formed in the same size as the cloth-like mounting body 111, or can be formed in a size smaller than the cloth-like mounting body 111 and provided in a part of the cloth-like mounting body 111. You can also
  • This cloth-like mounting body 111 is formed in a rectangular shape in a plan view.
  • the cloth-like mounting body 111 is formed to have a length such that a long side thereof can form a cylindrical body that can cover at least a single portion around a portion of the headband 92 that faces the forehead portion of the user U.
  • the short side orthogonal to the long side is formed to have a sufficiently long length (for example, 2 cm to 10 cm) along the forehead portion of the user U.
  • the cloth-like mounting body 111 is applicable to the present embodiment as long as it is formed in a shape and size capable of covering at least a single layer around the headband 92 and detecting the approach or contact of the forehead portion of the user U. Of course, it is not limited.
  • the cloth-like mounting body 111 is provided with a tubular connector 112 and a first signal line connector 113, respectively.
  • the tubular connector 112 has a tubular shape by detachably connecting two opposite side portions of the cloth-shaped mounting body 111 when the cloth-shaped mounting body 111 is formed in a cylindrical shape that covers the periphery of the headband 92. Is a part for maintaining or eliminating.
  • the tubular connector 112 is composed of surface fasteners extending in a strip shape.
  • a pair of sticking portions configured by a sticking surface having a hook-shaped portion and a sticking surface having an annular portion on which the hook-shaped portion is hung makes the cloth-like mounting body 111 into a tubular shape. They are provided at both ends of each inner side surface of the cloth-shaped mounting body 111 when formed.
  • the first signal line connector 113 is a component for electrically or physically connecting or separating the cloth-like mounting body 111 and the contact detection signal line 114, and is made of a conductive material.
  • the first signal line connector 113 is configured by a snap button in which the convex portion and the concave portion are detachably fitted to each other.
  • a pair of convex-side components and concave-side components are provided on the cloth-shaped mounting body 111 and the contact detection signal line 114, respectively.
  • the first signal line connector 113 is connected to the conductive portion.
  • the contact detection signal line 114 is an electric wire that electrically connects the cloth-shaped mounting body 111 and the control unit 103 and transmits the contact detection signal output from the cloth-shaped mounting body 111 to the control unit 103.
  • the contact detection signal line 114 has one end connected to the control unit 103 and the other end (tip) provided with the first signal line connector 113. Further, the contact detection signal line 114 is provided with a second signal line connector 115.
  • the second signal line connector 115 is a component for connecting or separating the contact detection signal lines 114 from each other in the middle of the contact detection signal lines 114, and is composed of a cable joint.
  • the cable joint is an electrical component capable of electrically or physically connecting or disconnecting two electric wires, and has a cylindrical shape in which the pin-shaped terminal and the pin-shaped terminal are detachably fitted. It is composed of terminals and.
  • the second signal line connector 115 is provided at a position where the length of the contact detection signal line 114 on the control unit 103 side in the entire length is longer than the length on the cloth-like mounting body 111 side.
  • the chin strap contact detection sensor 120 is detachably attached to the chin strap 94 of the helmet 90 and detects the approach or contact of the chin portion of the head of the user U. It is a detector that outputs a contact detection signal corresponding to the detection, and is formed similarly to the headband contact detection sensor 110. That is, the jaw strap contact detection sensor 120 is configured of the conductive cloth-like cloth-like mounting body 121, similar to the cloth-like wearing body 111.
  • the cloth-like mounting body 121 is made of a woven fabric, a knitted fabric, or a non-woven fabric made of conductive fibers.
  • the conductive fiber is formed by coating or plating the surface of resin fiber or natural fiber with a conductive metal material such as copper, silver or nickel.
  • the conductive fiber may be formed by mixing a resin material with a metal or carbon having conductivity to form a thread and a cloth.
  • the cloth-like mounting body 121 is formed by forming a conductive metal material into a sheet shape, a conductive rubber sheet or a resin film (for example, an ITO layer formed of an indium oxide layer on the surface of the resin film.
  • the formed film may be used alone, or at least one of the front and back surfaces of the electrically conductive sheet or film may be covered with a resin fiber or a natural fiber.
  • the cloth-like mounting body 121 has a conductive rubber sheet, a resin film (for example, a film obtained by forming an ITO layer made of an indium oxide layer on the surface of a resin film) on the surface of resin fiber or natural fiber. Can be attached and configured using a technique such as a double-sided tape, an adhesive, or suturing.
  • This cloth-like mounting body 121 is formed in a rectangular shape in a plan view.
  • the cloth-shaped mounting body 121 is formed such that the long side thereof can form a cylindrical body that can cover the periphery of the chin strap 94 at least once, and the short side orthogonal to the long side is the user. It is formed to have a length (for example, 2 cm to 10 cm) that sufficiently opposes the jaw portion of U.
  • the cloth-like mounting body 121 is applicable to the present embodiment as long as it is formed in a shape and size capable of covering at least a single layer around the chin strap 94 and detecting the approach or contact of the chin portion of the user U. Of course, it is not limited.
  • the cloth-like mounting body 121 is provided with a tubular connector 122 and a first signal line connector 123, respectively.
  • the tubular connector 122 is a tubular shape in which two opposing side portions of the cloth-like mounting body 121 are detachably connected to each other when the cloth-like mounting body 121 is formed into a tubular shape that covers the periphery of the chin strap 94. Is a part for maintaining or eliminating.
  • the tubular connector 122 is composed of a surface fastener extending in a strip shape.
  • a pair of sticking portions configured by a sticking surface having a hook-shaped portion and a sticking surface having an annular portion on which the hook-shaped portion is hung makes the cloth-like mounting body 121 into a tubular shape. They are provided at both ends of each inner side surface of the cloth-shaped mounting body 121 when formed.
  • the first signal line connector 123 is a component for electrically or physically connecting or separating the cloth-like mounting body 121 and the contact detection signal line 124 from each other, and is made of a conductive material.
  • the first signal line connector 123 is composed of a snap button in which the convex portion and the concave portion are detachably fitted to each other.
  • a pair of convex-side components and concave-side components are provided on the cloth-like mounting body 121 and the contact detection signal line 124, respectively.
  • the contact detection signal line 124 is an electric wire that electrically connects the cloth-shaped mounting body 121 and the control unit 103 and transmits the contact detection signal output from the cloth-shaped mounting body 121 to the control unit 103.
  • the contact detection signal line 124 has one end connected to the controller 103, and the other end (tip) provided with the first signal line connector 123.
  • a second signal line connector 125 is provided on the contact detection signal line 124.
  • the second signal line connector 125 is a component for connecting or disconnecting the contact detection signal lines 124 to each other in the middle of the contact detection signal lines 124, and is composed of a cable joint.
  • the second signal line connector 125 is provided at a position where the length of the contact detection signal line 124 on the control unit 103 side in the entire length is longer than the length on the cloth-like mounting body 121 side.
  • the host device 200 is a computer device (for example, a personal computer) that receives the detection result signal transmitted from the detection device main body 101 and manages the wearing state of the helmet 90 to which the detection device main body 101 is attached to the user U. ..
  • the management of the mounting state in the host device 200 is, in the present embodiment, a process of monitoring and storing the mounting state of the helmet 90 or notifying the manager. Therefore, the host device 200 is disposed at a location physically separated from the helmet wearing detection device 100, and includes a transceiver that performs wireless communication with the detection device main body 101. In this case, the host device 200 can receive the detection result signal from each detection device main body 101 in the plurality of helmet wearing detection devices 100.
  • the operation of the helmet mounting detection device 100 configured as described above will be described.
  • the user U prepares the helmet 90 and the helmet wearing detection device 100, respectively.
  • the battery is mounted in the detection device main body 101, and the mounting state of the helmet 90 is detected by executing the helmet mounting detection program.
  • the user U attaches the helmet wearing detection device 100 to the helmet 90. Specifically, as shown in FIGS. 4 to 6, the user U winds and attaches the cloth-like mounting body 111 of the headband contact detection sensor 110 around the headband 92 of the helmet 90, and detects the contact of the chin strap.
  • the sensor 120 is wound around the chin strap 94 and attached.
  • the user U wears the cloth-like attachment in a direction in which the tubular connectors 112 and 122 are located on the outer surface of the headband 92 and the chin strap 94 that is opposite to the inner surface that faces the head of the user U.
  • the bodies 111 and 121 are each formed into a wound tubular shape, and the bodies 111 and 121 are attached to each other via the tubular connectors 112 and 122. Accordingly, the cloth-shaped mounting members 111 and 121 are attached to the headband 92 and the chin strap 94 in a displaceable state in the circumferential direction and the longitudinal direction (the forming direction of the headband 92 and the chin strap 94), respectively.
  • the user U attaches the detection device body 101 to the helmet 90.
  • the user U prepares a metal or resin attachment 95 to attach the detection device body 101 to the hat body 91 of the helmet 90.
  • the user U can attach the detection device main body 101 to the right or left side portion of the cap 91.
  • the user U may attach the cap body 91 to a portion other than the side portion (for example, the brim portion or the back head portion of the helmet 90), or it may be detected using a double-sided tape or an adhesive without using the attachment 95.
  • the apparatus main body 101 may be directly attached to the cap body 91.
  • the user U wears the helmet 90. Specifically, the user U puts the cap 91 on the head and then tightens the chin strap 94. In this case, the user U headbands so that the headband contact detection sensor 110 attached to the headband 92 and the chinstring contact detection sensor 120 attached to the chin strap 94 are located on their forehead and chin parts. The position is adjusted by sliding with respect to 92 and the chin strap 94, respectively.
  • the user U can bring the headband contact detection sensor 110 and the chin strap contact detection sensor 120 close to and contact the forehead part and chin part of the user U, respectively.
  • the first signal line connector 113, 123 is composed of a snap button, the user U rotates the fitting portion of the snap button to change the position and orientation of the contact detection signal line 114, 124. Each can be adjusted.
  • the control unit 103 of the helmet wearing detection device 100 determines the wearing state of the helmet 90 using the contact detection signals output from the headband contact detecting sensor 110 and the chin strap contact detecting sensor 120, respectively, and the determination result. Is transmitted to the host device 200.
  • the determination process of the wearing state of the helmet 90 is performed by changing the capacitance or the resistance value due to the forehead part and the chin part of the user U approaching or contacting the headband contact detection sensor 110 and the chin strap contact detection sensor 120. Although a change is detected and performed, this determination processing is not directly related to the present invention, and therefore its description is omitted.
  • the host device 200 receives the detection result signal transmitted from the detection device main body 101, monitors and stores the wearing state of the helmet 90, and executes a process of notifying the manager.
  • the processing of the host device 200 is also not directly related to the present invention, and therefore its explanation is omitted.
  • the helmet attachment detection device 100 has the chin strap 94 and the chin strap 94 because the bonded portions of the cloth attachments 111, 121 by the tubular connectors 112, 122 are projected outward. It is possible to suppress the positional displacement of rotating in the circumferential direction with respect to the headband 92.
  • the user U can replace the battery when the battery mounted in the detection device body 101 is exhausted while the helmet 90 is in use. Specifically, the user U separates the contact detection signal lines 114 and 124 by the second signal line connectors 115 and 125 so that the detection device main body 101 is moved to the headband contact detection sensor 110 and the chinstring contact detection sensor 120. Can be separated from each. This allows the user U to remove the detection device body 101 from the cap body 91 and replace the battery while the headband contact detection sensor 110 and the chinstring contact detection sensor 120 are attached to the helmet 90.
  • the user U can also replace the jaw string contact detection sensor 120 when the jaw string contact detection sensor 120 is soiled while the helmet 90 is in use. Specifically, the user U can separate the cloth-like mounting body 121 from the contact detection signal line 124 by the first signal line connector 123 and remove the cloth-like mounting body 121 from the chin strap 94. This allows the user U to attach the new cloth-like mounting body 121 to the chin strap 94 and connect it to the contact detection signal line 124 via the first signal line connector 123.
  • the user U takes off the helmet 90. Specifically, the user U loosens the chin strap 94 and removes the cap body 91 from his/her head. In this case, the user U can store the helmet 90 with the helmet wearing detection device 100 attached to the helmet 90.
  • the user U can replace the headband contact detection sensor 110 and the chinstring contact detection sensor 120 when the helmet 90 is removed. Specifically, the user U separates the cloth-shaped mounting bodies 111 and 121 from the contact detection signal lines 114 and 124 by the first signal line connecting tools 113 and 123 to separate the cloth-shaped mounting bodies 111 and 121 from the headband 92. And can be removed from the chin strap 94, respectively. As a result, the user U attaches the new cloth-shaped attachments 111 and 121 to the headband 92 and the chin strap 94, respectively, and attaches them to the contact detection signal lines 114 and 124 via the first signal line connectors 113 and 123. Can be connected.
  • the user U can also remove the helmet wearing detection device 100 from the helmet 90. Specifically, the user U opens the tubular cloth-shaped mounting bodies 111 and 121 and removes them from the headband 92 and the chin strap 94, and also removes the detection device body 101 from the cap body 91. Accordingly, the user U can remove the helmet wearing detection device 100 from the helmet 90 and store it.
  • the helmet wearing detection device 100 has the headband contact detection sensor 110 and the chinstring contact detection sensor 120 each formed in a cylindrical shape and the headband in the helmet 90.
  • the headband contact detection sensor 110 and the chinstring contact detection sensor 120 can be stably attached to the headband 92 and the chinstring 94, respectively, for a long period of time because the headband contact detection sensor 110 and the chinstring contact detection sensor 120 are attached so as to be surrounded. it can.
  • the tubular connectors 112 and 122 are configured such that both ends of the cloth-like mounting members 111 and 121 formed in a tubular shape by being configured with hook-and-loop fasteners are detachable.
  • the tubular connectors 112 and 122 only need to be able to fasten portions of the tubular cloth-shaped mounting members 111 and 121 that face each other, and buttons (having buttonholes) other than hook-and-loop fasteners, hooks, or hooks. It can be composed of a chuck.
  • tubular connectors 112 and 122 connect the mutually facing portions of the tubular cloth-shaped attachments 111 and 121 through which the headband 92 and the chin strap 94 pass, by stitching.
  • the respective ends may be connected by adhesion. That is, the tubular connectors 112 and 122 can also be fixedly joined to the mutually opposing portions of the tubular cloth-shaped mounting members 111 and 121.
  • the cloth-like mounting bodies 111 and 121 can also be fixedly provided by stitching or bonding.
  • the tubular connectors 112 and 122 are provided on the inner side surfaces of the cloth-shaped mounting bodies 111 and 121 when they are formed into a tubular shape, and the two ends of the cloth-shaped mounting bodies 111 and 121 are connected to each other. It was configured so as to project to the outside when they are attached. As a result, the tubular connectors 112, 122 can prevent positional displacement when the cloth-shaped attachments 111, 121 are attached to the headband 92 and the chin strap 94. That is, the tubular connectors 112 and 122 are provided on the same surface of the cloth-shaped mounting members 111 and 121, respectively.
  • the tubular connectors 112 and 122 may be provided on the opposite surfaces of the cloth-shaped mounting members 111 and 121, respectively.
  • the tubular connectors 112, 122 have one end (outer side surface) and the other end (inner side surface) on both ends when the cloth-shaped mounting bodies 111, 121 are formed in a tubular shape. Can be overlapped and bonded to each other, and the protrusion to the outside can be suppressed.
  • the tubular connectors 112 and 122 can be provided at both ends of the tubular cloth-shaped mounting members 111 and 121, respectively, when they are configured by chucks.
  • the headband contact detection sensor 110 is configured to be closely wound around the outer periphery of the headband 92. That is, in the cloth-shaped mounting body 111, the length of the portion where the tubular connector 112 is not provided, in other words, the length between the two tubular connectors 112 in the cloth-shaped mounting body 111 is the headband 92. It is formed to have substantially the same length as the length of the outer peripheral portion (the length in the winding direction of the cloth-shaped mounting body 111 in the headband 92).
  • the headband contact detection sensor 110 has a cloth-like shape with an area substantially the same as the area where the headband 92 faces the head of the user U at the same position where the headband 92 faces the head of the user U.
  • the mounted body 111 faces.
  • the headband contact detection sensor 110 may be configured so as to be wound around and attached to the outer peripheral portion of the mounted portion such as the headband 92.
  • the length between the two tubular connecting members 112 in the cloth-shaped mounting body 111 is sufficiently longer than the length of the outer peripheral portion of the headband 92. Can be formed.
  • the headband contact detection sensor 110 protrudes in the direction orthogonal to the longitudinal direction of the headband 92 (vertical direction of the head) when the cloth-shaped mounting body 111 is attached to the headband 92, and the headband contact detection sensor 110 projects to the head. Since the contact area of the facing surface of the cloth-shaped mounting body 111 is increased, the mounting state of the helmet 90 can be accurately detected.
  • the length between the two tubular connecting members 112 in the cloth-shaped mounting body 111 is not particularly limited, but is 1.5 times or more and 3 times or less than the length of the outer peripheral portion of the headband 92. A range is preferred.
  • the length between the two tubular connecting members 112 in the cloth-shaped mounting body 111 means the conductivity in the length direction. It is the length of the part having sex.
  • the chin strap contact detection sensor 120 similarly to the headband contact detection sensor 110, the length between the two tubular connecting members 122 in the cloth-shaped mounting body 121 is made sufficiently larger than the length of the outer peripheral portion of the chin strap 94. Of course, it can be formed long.
  • the right side of the headband 92 is the head side of the user U.
  • the first signal line connector 113, 123 is configured by a snap button.
  • the first signal line connectors 113 and 123 are configured to electrically or physically connect or separate the cloth-like mounting bodies 111 and 121 and the contact detection signal lines 114 and 124, respectively. Good. Therefore, the first signal line connectors 113 and 123 can be configured with terminals other than snap buttons, for example, plug-in terminals such as cable joints or connectors. Further, the cloth-shaped mounting members 111 and 121 and the contact detection signal lines 114 and 124 can be connected by soldering or a stapler.
  • the first signal line connector 113, 123 is the surface opposite to the surface of the cloth-shaped mounting body 111, 121 on which the tubular connectors 112, 122 are provided, that is, the cloth-shaped mounting.
  • the body 111, 121 is provided on the outer side surface when it is formed in a tubular shape.
  • the first signal line connectors 113, 123 can be easily separated or connected with the cloth-shaped attachments 111, 121 attached to the chin strap 94 and the headband 92.
  • the first signal line connectors 113 and 123 are formed on the surface of the cloth-shaped mounting bodies 111 and 121 on which the tubular connectors 112 and 122 are provided, that is, when the cloth-shaped mounting bodies 111 and 121 are formed in a tubular shape. It can also be provided on the inner surface of. According to this, when the cloth-like mounting bodies 111 and 121 are formed in a tubular shape, the first signal line connectors 113 and 123 are arranged in the tube, so that the helmet 90 can be prevented from being damaged during use. it can.
  • the first signal line connectors 113 and 123 are omitted when it is not necessary to electrically or physically connect or separate the cloth-shaped mounting bodies 111 and 121 and the contact detection signal lines 114 and 124. Can also
  • the second signal line connector 115, 125 is composed of a cable joint.
  • the second signal line connector 115, 125 is configured to electrically or physically connect or disconnect the contact detection signal line 114, 124 itself in the middle of the contact detection signal line 114, 124. Just do it. Therefore, the second signal line couplers 115 and 125 can be configured by snap-button terminals in addition to plug-in terminals such as connectors other than cable joints.
  • the second signal line connector 115, 125 is configured with the same connection terminal as the first signal line connector 113, 123, so that the second signal line connector 115, 125 and the first signal line connector 113, 125 are connected. It is also possible to connect 123 and each other.
  • the second signal line connector 115, 125 has the length of the control unit 103 side in the entire length of the contact detection signal line 114, 124 longer than the length of the cloth-shaped mounting body 111, 121 side. It was installed in the position.
  • the helmet attachment detection device 100 allows the contact detection signal line 114 extending from the cloth-like attachments 111 and 121 when the contact detection signal lines 114 and 124 are separated when the user U is wearing the helmet 90. Since the lengths of the contact detection signal lines 114 and 124 are short from the head of the user U, the discomfort can be reduced.
  • the second signal line connector 115, 125 may be provided in the central portion of the entire length of the contact detection signal line 114, 124. Further, the second signal line connectors 115 and 125 may be provided at positions where the length of the control unit 103 side in the entire length of the contact detection signal lines 114 and 124 is shorter than the length of the cloth-shaped mounting members 111 and 121. it can. According to this, the helmet wearing detection device 100 provides the width of the length adjustment of the contact detection signal lines 114 and 124 by arranging various lengths of the contact detection signal lines 114 and 124 on the side of the cloth-shaped wearing bodies 111 and 121. Can be expanded.
  • the second signal line connector 115, 125 may be omitted if it is unnecessary to electrically or physically connect or disconnect the contact signal line 114, 124 in the middle. That is, the first signal line connector 113, 123 and the second signal line connector 115, 125 correspond to the signal line connector according to the present invention.
  • the control unit 103 detects changes in the capacitance or resistance value by using the electric signals from the headband contact detection sensor 110 and the chinstring contact detection sensor 120 to detect contact with the human body. Configured to do so. However, the control unit 103 can detect the contact with the human body by detecting the pressure or the temperature when the human body is contacted, in addition to the electrostatic capacitance and the resistance value. In this case, the headband contact detection sensor 110 and the jaw strap contact detection sensor 120 can be configured by piezo elements or thermistors.
  • the helmet wearing detection device 100 is configured to include the headband contact detection sensor 110 and the chinstring contact detection sensor 120, respectively. That is, the headband contact detection sensor 110 and the jaw strap contact detection sensor 120 correspond to the contact detection sensor according to the present invention.
  • the helmet wearing detection device 100 may be provided with a contact detection sensor attached to at least one of the cord-shaped and belt-shaped mounted portions of the helmet 90. Therefore, the helmet wearing detection device 100 may be configured to include one of the headband contact detection sensor 110 and the jaw strap contact detection sensor 120. Further, the helmet wearing detection device 100 may be configured to include a contact detection sensor attached to a part of the headband 92 other than a part facing the forehead of the user U, for example, a part facing the back of the head or the side of the head. it can.
  • the helmet attachment detection device 100 includes, for example, as shown in FIG. 10, an adjustment knob 92a for adjusting the tightening degree of the headband 92 from the occipital region side of the user U without having the chin strap 94. It can be attached to the helmet 90.
  • the helmet wearing detection device 100 includes two headband contact detection sensors 110a and 110b, and one headband contact detection sensor 110a is provided in a portion of the headband 92 that faces the forehead of the user U.
  • the other headband contact detection sensor 110b can be attached to a portion of the headband 92 that faces the occipital region of the user U (around the adjustment knob 92a). According to this, the helmet wearing detection device 100 can firmly and firmly bring the two headband contact detection sensors 110a and 110b into close contact with the head by tightening the headband 92.
  • the helmet wearing detection device 100 can attach the two headband contact detection sensors 110a and 110b to portions of the headband 92 that face the left and right temporal regions of the user U, respectively. .. Further, as shown in FIG. 12, the helmet wearing detection device 100 attaches the two headband contact detection sensors 110a and 110b to the headband 92 at respective portions facing the left side portion and the right side portion of the user U's forehead. be able to. It should be understood that the headband contact detection sensor 110 may be composed of three or more.
  • the helmet wearing detection device 100 can be configured to have a plurality of headband contact detection sensors 110 mounted at a plurality of positions of the headband 92.
  • the helmet wearing detection device 100 may be equipped with two or more plural jaw strap contact detection sensors 120 (not shown) and attached to plural positions on the jaw strap 94.
  • the helmet wearing detection device 100 can also be configured to include a contact detection sensor that is attached to the hammock 93 and is attached to the top of the user U or a portion that faces the periphery thereof.
  • the helmet wearing detection device 100 is configured such that the control unit 103 determines whether the helmet 90 is worn or not, and transmits the detection result signal to the host device 200.
  • the control unit 103 transmits the contact detection signals output from the headband contact detection sensor 110 and the chinstring contact detection sensor 120 to the host device 200, and the host device 200 detects the helmet 90.
  • the mounted state or the non-mounted state may be determined.
  • the helmet attachment detection device 100 detects the output result 106 included in the helmet attachment detection device 100 without transmitting a detection result signal to the host device 200. It may be configured to output the result.
  • the output unit 106 provides the helmet 90 wearer with a configuration such as blinking of light by a light emitting element such as an LED, sounding by a sounding device such as a speaker, or vibration by a vibrating element that rotates an eccentric weight by a motor. It can be reported directly. That is, the helmet wearing detection device 100 can be configured by omitting the host device 200.
  • the helmet wearing detection device 100 has the contact detection signal line 114 in which the cloth-like wearing bodies 111 and 121 and the control unit 103 in the headband contact detection sensor 110 and the jaw strap contact detection sensor 120 are wired. , 124 to connect.
  • the helmet wearing detection device 100 can also be configured to wirelessly connect the cloth-like wearing bodies 111 and 121 in the headband contact detecting sensor 110 and the jaw strap contact detecting sensor 120 to the control unit 103.
  • the helmet wearing detection device 100 is mounted on the safety helmet.
  • the helmet attachment detection device 100 can be widely attached to helmets other than safety helmets, for example, helmets for vehicles such as bicycles and motorcycles, as well as helmets for competitions or play such as sports.

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)

Abstract

L'invention concerne un dispositif de détection de fixation de casque qui peut être fixé de manière stable sur une partie de fixation d'un capteur de détection d'un casque. Le dispositif de détection de fixation de casque (100) comprend un corps de dispositif de détection (101), un capteur de détection de contact de bandeau (110) et un capteur de détection de contact de mentonnière (120). Le corps de dispositif de détection (101) comprend une unité de commande (103) dans un boîtier (102), l'unité de commande (103) détectant l'état de fixation du casque (90). Le capteur de détection de contact de bandeau (110) est conçu à partir d'un corps de fixation de type tissu (111) conçu à partir de fibres électroconductrices. Le corps de fixation de type tissu (111) est enroulé autour du bandeau (92) du casque (90) et est pourvu d'un connecteur cylindrique (112) comprenant un élément de fixation de surface qui maintient une forme cylindrique. Le capteur de détection de contact de mentonnière (120) est conçu à partir d'un corps de fixation de type tissu (121) conçu à partir de fibres électroconductrices. Le corps de fixation de type tissu (121) est enroulé autour d'une mentonnière (94) du casque (90) et est pourvu d'un connecteur cylindrique (122) comprenant un élément de fixation de surface qui maintient une forme cylindrique.
PCT/JP2020/000518 2019-01-12 2020-01-09 Dispositif de détection de fixation de casque et casque WO2020145361A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-003916 2019-01-12
JP2019003916A JP2022049710A (ja) 2019-01-12 2019-01-12 ヘルメット装着検出装置

Publications (1)

Publication Number Publication Date
WO2020145361A1 true WO2020145361A1 (fr) 2020-07-16

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PCT/JP2020/000518 WO2020145361A1 (fr) 2019-01-12 2020-01-09 Dispositif de détection de fixation de casque et casque

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JP (1) JP2022049710A (fr)
WO (1) WO2020145361A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0285938A1 (fr) * 1987-04-10 1988-10-12 M.P.A. MECCANICA PLASTICA AGORDINA S.p.A. Dispositif avertisseur pour casque
JPH10115307A (ja) * 1996-10-09 1998-05-06 Marumitsu Sangyo Kk 巻回止着体
JP2007016342A (ja) * 2005-07-07 2007-01-25 Yamaha Motor Co Ltd ヘルメットおよびそれを備えた車両システム
WO2007083329A1 (fr) * 2006-01-18 2007-07-26 Luigi Colombo Systeme pour detecter qu’un casque de securite n’a pas ete attache et le signaler
JP2008038279A (ja) * 2006-08-04 2008-02-21 Miwa Lock Co Ltd バンドの締め忘れの防止装置
KR100902778B1 (ko) * 2008-11-26 2009-06-12 주식회사 휴메이트 안전장치 착용 인식 센서모듈 및 그의 정상 착용 여부 판단방법
KR20100114723A (ko) * 2009-04-16 2010-10-26 목원대학교 산학협력단 안전모 착용 인식 센서모듈 및 그 정상 착용 여부 판단 방법

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0285938A1 (fr) * 1987-04-10 1988-10-12 M.P.A. MECCANICA PLASTICA AGORDINA S.p.A. Dispositif avertisseur pour casque
JPH10115307A (ja) * 1996-10-09 1998-05-06 Marumitsu Sangyo Kk 巻回止着体
JP2007016342A (ja) * 2005-07-07 2007-01-25 Yamaha Motor Co Ltd ヘルメットおよびそれを備えた車両システム
WO2007083329A1 (fr) * 2006-01-18 2007-07-26 Luigi Colombo Systeme pour detecter qu’un casque de securite n’a pas ete attache et le signaler
JP2008038279A (ja) * 2006-08-04 2008-02-21 Miwa Lock Co Ltd バンドの締め忘れの防止装置
KR100902778B1 (ko) * 2008-11-26 2009-06-12 주식회사 휴메이트 안전장치 착용 인식 센서모듈 및 그의 정상 착용 여부 판단방법
KR20100114723A (ko) * 2009-04-16 2010-10-26 목원대학교 산학협력단 안전모 착용 인식 센서모듈 및 그 정상 착용 여부 판단 방법

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