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WO2020008959A1 - Dispositif de commutation - Google Patents

Dispositif de commutation Download PDF

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Publication number
WO2020008959A1
WO2020008959A1 PCT/JP2019/025202 JP2019025202W WO2020008959A1 WO 2020008959 A1 WO2020008959 A1 WO 2020008959A1 JP 2019025202 W JP2019025202 W JP 2019025202W WO 2020008959 A1 WO2020008959 A1 WO 2020008959A1
Authority
WO
WIPO (PCT)
Prior art keywords
biological information
switch
operation unit
switch device
control board
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2019/025202
Other languages
English (en)
Japanese (ja)
Inventor
今井　俊昭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokai Rika Co Ltd
Original Assignee
Tokai Rika Co Ltd
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 Tokai Rika Co Ltd filed Critical Tokai Rika Co Ltd
Publication of WO2020008959A1 publication Critical patent/WO2020008959A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/25—Means to switch the anti-theft system on or off using biometry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N15/00—Other power-operated starting apparatus; Component parts, details, or accessories, not provided for in, or of interest apart from groups F02N5/00 - F02N13/00
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/14—Operating parts, e.g. push-button
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • H01H13/64—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member wherein the switch has more than two electrically distinguishable positions, e.g. multi-position push-button switches
    • H01H13/66—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member wherein the switch has more than two electrically distinguishable positions, e.g. multi-position push-button switches the operating member having only two positions

Definitions

  • the present invention relates to a switch device.
  • the start control device described in Patent Document 1 performs a start process that controls the operation of a start sensor that starts an engine based on a fingerprint sensor provided on a pressing portion of a start switch and an input from the start switch and the fingerprint sensor. And control means for executing
  • a pressing portion of a start switch used in the start control device described in Patent Literature 1 is held in an opening of a housing so as to be able to reciprocate. Due to its structure, the wiring drawn out from the fingerprint sensor provided in the pressing portion of the start switch is electrically connected to the fixed-side connection portion provided in the housing, so that the fingerprint sensor is connected by wiring. Assembly becomes complicated.
  • switch devices [1] to [10] are provided.
  • a case a pressing operation unit disposed at one end of the case and being displaced from an initial position, which is a non-pressing position, to a pressing position toward the other end of the case by being pressed by a finger operation;
  • a biological information sensor that is arranged on the back surface of the operation unit, detects biological information by contacting the finger that performs the pressing, and receives the same displacement by the displacement of the pressing operation unit, and is provided not to be displaced in the case.
  • the electrical connection between the biological information sensor and the control substrate is maintained even if the distance between the biological information sensor and the control substrate changes with the displacement of the control substrate and the biological information sensor.
  • a biological information signal transmission line for transmitting a biological information signal output by the biological information sensor to the control board, and a control signal fixed to the control board and output from the control board.
  • the pressing operation unit is fixed to the one end of the case, and is displaceably held between the initial position and the pressing position by an operation unit holder having a switch housing.
  • the switch is provided on a back surface of the biological information sensor in the switch housing, the wiring board being fixed to a bottom surface of the switch housing, and having a fixed contact.
  • a rubber contact switch elastically deformed and buckled with the displacement of the rubber contact, and a movable contact provided on the inner bottom surface of the rubber contact, the movable contact is separated from the fixed contact of the wiring board.
  • a switch device that realizes easy connection of a pressing operation unit having a function of detecting biological information of an operating finger.
  • FIG. 1A is a schematic cross-sectional view for explaining the internal structure of the switch device according to the first embodiment of the present invention.
  • FIG. 1B is a schematic cross-sectional view when the switch device according to the first embodiment of the present invention is pressed.
  • FIG. 2 is a plan view seen from line II of FIG. 1A.
  • FIG. 3 is a sectional view taken along line III-III of FIG. 1A.
  • FIG. 4A is a schematic cross-sectional view for explaining the internal structure of the switch device according to the second embodiment of the present invention.
  • FIG. 4B is a schematic cross-sectional view when the switch device according to the second embodiment of the present invention is pressed.
  • FIG. 5 is a sectional view taken along line VV of FIG. 4A.
  • a switch device of a vehicle engine is taken as an example, but the present invention is not limited to this.
  • the present invention can be applied to switch devices of various in-vehicle devices, and can be applied to switch devices of various devices such as remote control, information terminals, and home appliances, in addition to switch devices for vehicles.
  • a switch device 1 is configured as a push-momentary engine switch device that is pressed when switching a vehicle power supply.
  • the switch device 1 has a power supply transition operation function of switching the power supply of the vehicle to four states of an ignition off state, an accessory on state, an ignition on state, and an engine start state by pressing the pressing operation unit 2.
  • the pressing operation refers to an operation of pushing and moving the pressing operation unit 2 by pressing the operation surface of the pressing operation unit 2.
  • the switch device 1 includes a case 3 made of a synthetic resin serving as an outer cylinder, and a substrate holder 4 made of a synthetic resin serving as an inner cylinder.
  • a pair of elastically deformable elastic locking pieces 3a, 3a, which are opposed to each other, are integrally formed on a side wall forming an opening at an end of the case 3 on the operator facing surface side.
  • the elastic locking piece 3a is snap-fit fixed to a mounting hole of an interior component such as an instrument panel provided in front of a steering wheel (not shown).
  • a cap-shaped pressing operation unit 2 receiving a pressing operation by the operator, and a space serving as a switch housing between the pressing operation unit 2 while surrounding the pressing operation unit 2.
  • the operation unit holder 5 holds the pressing operation unit 2 so as to be able to reciprocate along the central axis CL.
  • a bezel 6 is assembled around the pressing operation unit 2 and the operation unit holder 5.
  • a switch 7 serving as a detection unit that detects a pressing operation of the pressing operation unit 2 is provided on the inner bottom surface of the operation unit holder 5.
  • three switches 7 are arranged at equal intervals on the same circumference around the center axis CL.
  • the switch 7 is configured as a rubber contact switch in which a movable contact provided on the inner bottom surface of a dome-shaped rubber contact 9 that elastically deforms and buckles with respect to a fixed contact provided on the wiring board 8 comes into contact with or separates from the fixed contact.
  • a wiring connector 10 disposed on the back side of the wiring board 8 is electrically connected to the fixed contact.
  • a biological information sensor 11 is arranged on the back surface of the pressing operation unit 2.
  • the rubber contact 9 is arranged on the back surface of the biological information sensor 11. Thereby, the movement of the rubber contact 9 is limited to a very small part of the back surface of the pressing operation unit 2.
  • the biological information sensor 11 detects the fingerprint of the finger of the operator who presses the pressing operation unit 2 and the biological information of the vein.
  • a detection method of the biological information sensor 11 any one of a capacitance type and an optical type is used.
  • the flexible wiring 12 is electrically connected to the sensor substrate of the biological information sensor 11.
  • a flexible flat cable which is a wiring material in which conductors are arranged in parallel
  • a flexible printed wiring board FPC on which a wiring pattern made of copper foil is formed, or the like is used.
  • the pressing operation unit 2, the switch 7, and the biological information sensor 11 are collectively arranged in the operation unit holder 5, while the switch 7 and the biological information sensor 11 are electrically connected to the vicinity of the back surface of the operation unit holder 5.
  • the control board 13 to be connected is arranged along the pressing operation direction. Note that, as the switch 7, a switch using a mechanical contact such as a microswitch can be used instead of the rubber contact switch.
  • a tubular substrate holder 4 is fitted and fixed in a band-like fitting groove 3b formed inside the case 3 along the central axis CL.
  • a band-like fitting groove 4a is formed along the central axis CL.
  • a control board 13 which is a double-sided mounting board is fitted and fixed in the fitting groove 4a. The control board 13 is disposed at a position fixed with respect to the movement of the pressing operation unit 2 and the biological information sensor 11.
  • a wiring connector 10 is fixed to one surface of one end of the control board 13 on the operator-facing surface side, and a sensor connection connector 14 is provided on the other surface opposite to the one surface. Fixed.
  • An external connection connector 15 that is electrically connected to an external control device or the like is fixed to one surface of the other end of the control board 13. Thereby, the control board 13 can be centralized, and the configuration of the connection portion and the internal space of the switch device 1 can be simplified.
  • the fixed contact of the switch 7 is electrically connected to the wiring connection connector 10.
  • the biological information sensor 11 is electrically connected to the sensor connector 14 via the flexible wiring 12. Since the flexible wiring 12 of the biometric information sensor 11 can be connected to one end of the control board 13 on the side facing the operator, interference with other components can be avoided.
  • the flexible wiring 12 of the biological information sensor 11 bends and deforms following the movement of the pressing operation unit 2.
  • the reaction force acting on the biological information sensor 11 can be absorbed by this bending deformation.
  • the control unit 16 includes a microcomputer including components such as a CPU, a ROM, and a RAM.
  • the control unit 16 has a function of collating the biological information of the operation finger by the pressing operation of the pressing operation unit 2 based on a plurality of templates registered in advance in the ROM, and a switch for detecting the pressing operation of the pressing operation unit 2. It has a function of recognizing the presence or absence of a pressing operation of the pressing operation unit 2 based on a signal input from the controller 7.
  • the control unit 16 When the drive voltage is supplied from the vehicle power supply, the control unit 16 is in a state where the pressing operation by the pressing operation unit 2 can be detected and the biological information sensor 11 can acquire the biological information.
  • the driving voltage is supplied by unlocking the door by authentication based on wireless communication, unlocking the door by a mechanical key, or opening the door.
  • the control unit 16 obtains the biological information of the operating finger from the biological information sensor 11 provided in the pressing operation unit 2, and stores the obtained biological information in the ROM in advance.
  • the registered biometric information is compared and collated.
  • the result of comparing the biometric information is output to a control unit (not shown) of the vehicle via a terminal of the external connection connector 15 fixed to the control board 13.
  • biometric authentication for confirming the validity of the biometric information is executed.
  • the power transition operation of the vehicle by the pressing operation of the pressing operation unit 2 is permitted. If the biological information read by the biological information sensor 11 does not match the biological information registered in the ROM in advance, the power transition operation of the vehicle by the pressing operation of the pressing operation unit 2 is not permitted. As a result, the engine does not start.
  • connection portions of the switch 7 and the biological information sensor 11 are collectively connected to one end of the control board 13 extending along the central axis CL. Because of the connecting portion structure described above, the following effects can be obtained in addition to the above effects.
  • the movement of the rubber contact 9 can be limited to a part near the back surface of the pressing operation unit 2.
  • the control board 13 to which the wiring connection connector 10, the sensor connection connector 14, and the external connection connector 15 are fixed.
  • Flexible wiring for connecting to the external connection connector 15 can also be reduced. Therefore, assembling for wiring connection is facilitated by reduction of flexible wiring.
  • a switch device having a general structure without the structure according to the present embodiment in which a switch substrate is provided at an end opposite to the opening of the case and an external connector is directly connected to the substrate.
  • the wiring distance to the control board 13 is shortened, and the wiring space can be reduced.
  • the wiring distance to the control board 13 can be shortened, the responsiveness of the detection operation of the biological information sensor 11 can be improved without being affected by noise.
  • the wiring distance to the control board 13 can be shortened, the wiring can be easily routed and assembled.
  • the switch device 1 can be reduced in size and mounted with high density.
  • FIGS. 4A, 4B, and 5 show one configuration example of the switch device 1 according to the second embodiment.
  • FIG. 4A is a schematic sectional view illustrating an example of the internal structure of the switch device 1 according to the second embodiment
  • FIG. 4B is a schematic sectional view when the switch device 1 is pressed
  • FIG. 5 is a sectional view taken along line VV of FIG. 4A.
  • the biological information sensor 11 and the control board 13 are connected via the flexible wiring 12, but in the second embodiment, the biological information sensor 11 is connected to the control board 13. And the control board 13 are directly connected to each other.
  • a board holder 4 for holding the control board 13 is fitted and fixed in a band-like fitting groove 3b formed inside the case 3 along the central axis CL.
  • a cylindrical slider 17 that can reciprocate along the central axis CL integrally with the pressing operation unit 2 and the biological information sensor 11 is fitted into the belt-shaped sliding guide groove 4b formed inside the substrate holder 4. Have been.
  • a dome-shaped rubber member 18 for automatic return that automatically returns the pressing operation unit 2 that performs the pressing operation.
  • the sliding terminal 19 always electrically connects the biological information sensor 11 and the control board 13.
  • the sliding terminal for example, an input terminal, an output terminal, a power supply terminal, and a ground terminal are used.
  • a load sensor such as a strain sensor (not shown) that detects an operation load due to the pressing operation of the pressing operation unit 2 can be used.
  • the load information detected by the load sensor can be configured to be output to the control unit 16.
  • a configuration using a non-contact sensor such as a magnetic sensor that detects on / off by detecting a magnetic field of a magnet provided in the pressing operation unit 2 may be used.
  • the internal space of the switch device 1 can be effectively used.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Push-Button Switches (AREA)

Abstract

L'invention concerne un dispositif de commutation 1, comprenant : une partie d'opération de pressage 2, disposée sur un boîtier 3 de façon à pouvoir se déplacer en étant pressée ; un capteur d'informations biologiques 11 fourni à la partie d'opération de pressage 2, le capteur d'informations biologiques 11 détectant des informations biologiques pour un doigt de fonctionnement ; un substrat de commande 13 disposé de telle sorte qu'il n'y a pas de déplacement dans le boîtier 3 le long de la direction dans laquelle une opération de pressage est effectuée sur la partie d'opération de pressage 2 ; des lignes de transmission de signaux d'informations biologiques 12, 19 qui, même lorsque la distance entre le capteur d'informations biologiques et le substrat de commande change avec le déplacement du capteur d'informations biologiques, maintiennent une connexion électrique entre le capteur d'informations biologiques et le substrat de commande, et transfèrent ainsi un signal d'informations biologiques émis par le capteur d'informations biologiques au substrat de commande ; et un connecteur de connexion externe 15 fixé au substrat de commande 13.
PCT/JP2019/025202 2018-07-06 2019-06-25 Dispositif de commutation Ceased WO2020008959A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-128970 2018-07-06
JP2018128970A JP2020009607A (ja) 2018-07-06 2018-07-06 スイッチ装置

Publications (1)

Publication Number Publication Date
WO2020008959A1 true WO2020008959A1 (fr) 2020-01-09

Family

ID=69059593

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/025202 Ceased WO2020008959A1 (fr) 2018-07-06 2019-06-25 Dispositif de commutation

Country Status (2)

Country Link
JP (1) JP2020009607A (fr)
WO (1) WO2020008959A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7413042B2 (ja) 2020-01-24 2024-01-15 三菱重工業株式会社 外径側磁石界磁及び磁気歯車
KR20230012290A (ko) 2021-07-15 2023-01-26 현대자동차주식회사 스위치장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011204508A (ja) * 2010-03-26 2011-10-13 Yuhshin Co Ltd スイッチ装置
US20140156149A1 (en) * 2012-12-03 2014-06-05 Steven Feit Integrated Biometric Switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011204508A (ja) * 2010-03-26 2011-10-13 Yuhshin Co Ltd スイッチ装置
US20140156149A1 (en) * 2012-12-03 2014-06-05 Steven Feit Integrated Biometric Switch

Also Published As

Publication number Publication date
JP2020009607A (ja) 2020-01-16

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