WO2023276303A1 - 検出装置およびドアハンドル - Google Patents

検出装置およびドアハンドル Download PDF

Info

Publication number
WO2023276303A1
WO2023276303A1 PCT/JP2022/011203 JP2022011203W WO2023276303A1 WO 2023276303 A1 WO2023276303 A1 WO 2023276303A1 JP 2022011203 W JP2022011203 W JP 2022011203W WO 2023276303 A1 WO2023276303 A1 WO 2023276303A1
Authority
WO
WIPO (PCT)
Prior art keywords
holder
displacement
door handle
detection device
vehicle
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/JP2022/011203
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
渉 佐藤
譲 川名
和人 大下
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Alpine 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 Alps Alpine Co Ltd filed Critical Alps Alpine Co Ltd
Priority to JP2023531410A priority Critical patent/JP7642980B2/ja
Priority to DE112022003400.9T priority patent/DE112022003400T5/de
Priority to CN202280041882.9A priority patent/CN117480305A/zh
Publication of WO2023276303A1 publication Critical patent/WO2023276303A1/ja
Priority to US18/529,073 priority patent/US20240118147A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
    • E05B81/76—Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E05B81/64—Monitoring or sensing, e.g. by using switches or sensors
    • E05B81/76—Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles
    • E05B81/77—Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles comprising sensors detecting the presence of the hand of a user
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
    • E05B85/10—Handles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • 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

Definitions

  • the present invention relates to a detection device and a door handle.
  • a pressure sensor provided on a substrate in a door handle for a vehicle detects bending deformation of a substrate in the door handle when pressure is applied to the door handle.
  • a technique for unlocking or locking a door is disclosed.
  • pressure applied to the inside of the door handle can be detected more reliably with a relatively simple configuration.
  • FIG. 2 is an external perspective view of the door handle according to the first embodiment as seen from the outside of the vehicle.
  • FIG. 2 is an external perspective view of the door handle according to the first embodiment as seen from the inside of the vehicle.
  • 1 is an exploded perspective view of a door handle according to a first embodiment
  • FIG. 1 is an exploded perspective view of a door handle according to a first embodiment
  • FIG. 4 is a diagram schematically showing the operation of the detection device according to the first embodiment;
  • FIG. 4 is a diagram schematically showing the operation of the detection device according to the first embodiment;
  • Sectional view of the door handle according to the second embodiment The figure which shows typically the operation
  • FIG. 1 is an external perspective view of the door handle 100 according to the first embodiment as seen from the outside of the vehicle.
  • FIG. 2 is an external perspective view of the door handle 100 according to the first embodiment as seen from the inside of the vehicle.
  • the door handle 100 shown in FIGS. 1 and 2 is an elongated rod-like component that extends along the longitudinal direction (X-axis direction) of the vehicle.
  • the door handle 100 is attached to the exterior surface 30A (see FIG. 3) of the door 30 of the vehicle, and is a component that is held by the user's hand when the user opens and closes the door 30. As shown in FIG.
  • the door handle 100 includes a case 100A.
  • the case 100A is a part forming the overall shape of the door handle 100.
  • the case 100A is made of a resin material such as ABS (Acrylonitrile Butadiene Styrene) resin or PC (polycarbonate) resin.
  • the case 100A has an inner case 110 inside the vehicle (negative Y-axis side) and an outer case 120 mainly outside the vehicle (positive Y-axis side). Both the inner case 110 and the outer case 120 have a longitudinal shape in the front-rear direction (X-axis direction).
  • Case 100A is formed by combining inner case 110 and outer case 120 with each other.
  • an opening 120B extending in the front-rear direction (X-axis direction) is formed in a vehicle-interior surface 120A provided on the vehicle interior side (Y-axis negative side) of the outer case 120 .
  • the opening 120B has substantially the same shape as the outer shape of the inner case 110 .
  • Inner case 110 is fitted into opening 120B.
  • a concave portion 100B curved toward the outside of the vehicle is formed in the central portion of the door handle 100 in the vehicle interior (the negative side of the Y axis) and in the front-rear direction (the direction of the X axis).
  • a pair of flat installation surfaces 100C are provided on both ends of the door handle 100 in the vehicle interior (Y-axis negative side) and in the front-rear direction (X-axis direction).
  • the installation surface 100 ⁇ /b>C is formed by the vehicle-interior surface 120 ⁇ /b>A of the outer case 120 and the vehicle-interior surfaces of the fixed portions 112 and 113 provided in the inner case 110 .
  • the door handle 100 has a recess 100B to form a space (see FIG. 3) into which the user's hand can be inserted between the door handle 100 and the exterior surface 30A of the door 30. It enables the user's hand to grip the door handle 100 .
  • the door handle 100 includes a case 100A.
  • Case 100A can be divided into inner case 110 and outer case 120 .
  • the inner case 110 is integrated with the outer case 120 by being fitted into an opening 120B (see FIG. 5) formed in the outer case 120 and having substantially the same shape as the inner case 110 .
  • Inner case 110 has grip portion 111 , fixing portion 112 , and fixing portion 113 .
  • the grip portion 111 has a thickness dimension in the left-right direction (Y-axis direction) that decreases from the ends in the longitudinal direction (X-axis direction) toward the center portion, so that the rigidity is increased at both ends. It is hard to deform.
  • the fixed portion 112 is provided at the front end portion (front end portion of the vehicle) of the inner case 110 in the front-rear direction (X-axis direction), and is a portion fixed to the outer case 120 .
  • the fixed portion 112 is a generally flat plate-like portion that extends forward (in the positive direction of the X axis) from the front end portion of the grip portion 111 .
  • the fixed portion 112 has a pedestal portion 112A and a pedestal connecting portion 112B.
  • the pedestal portion 112A is provided apart from the front end portion of the grip portion 111. As shown in FIG.
  • the pedestal portion 112A is a portion that is screwed and fixed to the outer case 120 by a screw (not shown) passing through the pedestal portion 112A in the Y-axis direction.
  • the fixing portion 113 is provided at the rear end portion (the rear end portion of the vehicle) of the inner case 110 in the front-rear direction (X-axis direction), and is a portion fixed to the outer case 120 .
  • the fixed portion 113 has a shape symmetrical to the fixed portion 112 with respect to the YZ plane.
  • the fixed portion 113 is a generally flat plate-like portion that extends rearward (in the negative direction of the X-axis) from the rear end portion of the grip portion 111 .
  • the fixed portion 113 has a pedestal portion 113A and a pedestal connecting portion 113B.
  • the pedestal portion 113A is provided apart from the rear end portion of the grip portion 111. As shown in FIG.
  • the pedestal portion 113A is a portion that is screwed and fixed to the outer case 120 with a screw (not shown) passing through the pedestal portion 113A in the Y-axis direction.
  • the pedestal connection portion 113B is provided so as to connect between the pedestal portion 113A and the rear end portion of the grip portion 111 .
  • the height direction (Z-axis direction) of the pedestal connection portion 113B is set so that it is difficult to deform when pressure is applied to the grip portion 111 .
  • the substrate 130 is an example of a "base". It is an elastically deformable plate-like member made of resin whose longitudinal direction is the front-rear direction.
  • the board 130 is fixedly installed on the vehicle-exterior surface 111A of the grip portion 111 of the inner case 110 on the vehicle-exterior side (Y-axis positive side) by arbitrary fixing means (for example, double-sided tape or the like). Accordingly, when pressure is applied to the door handle 100, the board 130 is elastically deformed so as to be convexly curved toward the outside of the vehicle together with the grip portion 111 of the inner case 110. As shown in FIG.
  • the strain sensor 140 is mounted on the front end (the end on the X-axis positive side) of the vehicle-exterior surface 130A of the substrate 130, and detects pressure applied to the door handle 100. As shown in FIGS. 4 and 6 , the strain sensor 140 has a fixed portion 141 and a shaft portion 142 .
  • the shaft portion 142 is integrally formed with the fixed portion 141 and has a columnar shape protruding toward the vehicle outer side (Y-axis positive side) from the central portion of the surface of the fixed portion 141 on the vehicle outer side (Y-axis positive side). have The tip of the shaft portion 142 is fitted into a recess 154 (see FIG. 5) formed in the surface of the holder 150 on the vehicle interior side.
  • the strain sensor 140 when pressure is applied to the door handle 100, the shaft portion 142 is pushed down in the X-axis direction by the holder 150 that is displaced in the X-axis direction, so that the fixed portion 141 is distorted.
  • a plurality of strain elements (not shown) are provided on the surface of the fixed portion 141 on the inside of the vehicle (negative Y-axis side). Thereby, the strain sensor 140 can detect the strain of the fixing portion 141 by the plurality of strain elements, that is, can detect that pressure is applied to the door handle 100 .
  • the holder 150 is an example of a "displacement member".
  • the holder 150 is an elastically deformable plate-shaped member made of resin whose longitudinal direction is the front-rear direction (X-axis direction). That is, holder 150 has a longitudinal shape extending along the longitudinal direction of door handle 100 . Further, the holder 150 is provided so as to face the vehicle-exterior surface 130A of the substrate 130 .
  • the holder 150 is provided with a connecting portion 151A at one end portion 151, which is the rear (X-axis negative side) end portion, and is fixed to the rear (X-axis negative side) end portion of the substrate 130 by the connecting portion 151A. properly connected.
  • the other end 152 of the holder 150 which is the end on the front side (positive side of the X axis), is a displacement portion. axial direction) relative to the substrate 130 .
  • the holder 150 has a side wall 150A, a plurality of protruding portions 150B and a plurality of legs 153.
  • Each of the plurality of leg portions 153 extends toward the substrate 130 from the upper (positive Z-axis) side surface and the lower (negative Z-axis) side surface of the holder 150 , and provides a Y-axis between the holder 150 and the substrate 130 . Keep the axial separation constant.
  • each leg 153 has a tip portion 153A that extends beyond the substrate 130, and the tip portion 153A is perpendicular to the inside of the holder 150 (the central portion of the holder 150 in the Z-axis direction).
  • Holder 150 is connected to base plate 130 by a plurality of legs 153 , so that when pressure is applied to door handle 100 , holder 150 , together with grip portion 111 of inner case 110 and base plate 130 , protrudes toward the outside of the vehicle. It deforms elastically so that it curves.
  • a concave portion 154 (see FIG. 5) is formed in a concave shape.
  • the concave portion 154 is an example of an "engaging portion.”
  • the tip of the shaft portion 142 of the strain sensor 140 is fitted into and engaged with the recess 154 .
  • the holder 150 displaces the shaft portion 142 of the strain sensor 140 in the X-axis direction as the holder 150 is displaced in the X-axis direction. It can be pushed down in the axial direction.
  • the method of engaging the shaft portion 142 with the holder 150 is not limited to fitting, and other methods (for example, bonding, fitting and further bonding, etc.) may be used.
  • the front end of the holder 150 (the end on the positive side of the X axis) is relatively rear (X axis negative direction) (arrow B shown in FIG. 7).
  • the front end portion (the end portion on the X-axis positive side) of the holder 150 can push down the shaft portion 142 of the strain sensor 140 backward (in the X-axis negative direction).
  • the detection device 10 is provided inside a vehicle door handle 100 having an inner case 110, and has a longitudinal shape extending along the longitudinal direction of the door handle 100.
  • a base plate 130 that is fixed to the inner case 110 and deforms when pressure is applied to the inner case 110; 130, one end 151 is connected to the substrate 130, the holder 150 has a displacement portion that is displaced relative to the substrate 130 as the substrate 130 is deformed, and the displacement of the displacement portion is detected. and a strain sensor 140 .
  • the detection device 10 detects displacement of the other end portion 152 (displacement portion) of the holder 150 in the longitudinal direction of the door handle 100 when pressure is applied to the inner case 110.
  • pressure applied to the inside of door handle 100 can be detected more reliably with a relatively simple configuration.
  • the displacement of the other end portion 152 which is the farthest from the connection portion 151A, is detected. Therefore, in this embodiment, it is possible to detect a large displacement due to the difference in the radius of curvature when the substrate 130 and the holder 150 are bent. The displacement of the intermediate portion of the holder 150 may be detected.
  • the holder 150 has a plurality of legs 153 that extend toward the substrate 130 and hold the edge of the substrate 130 .
  • the detection device 10 can keep the separation distance between the holder 150 and the substrate 130 constant, and when pressure is applied to the inner case 110, the holder 150 and the substrate 130 can be moved.
  • Legs 153 are not essential, although they can be deformed and large displacements associated with different radii of curvature can be detected.
  • the legs 153 are omitted, the substrate 130 deforms when pressure is applied to the inner case 110, but the holder 150 does not deform. Therefore, even if the leg portion 153 is omitted, the amount of relative displacement between the substrate 130 and the holder 150 is relatively small compared to the case where both the substrate 130 and the holder 150 are deformed.
  • the pressure applied to the inner case 110 can be detected.
  • the holder 150 does not necessarily need to be deformed concentrically with the substrate 130 , and a relative displacement in the X-axis direction occurs between the substrate 130 and the holder 150 , causing the shaft portion 142 to move. It is preferable to adopt a configuration in which a tilting load can be applied.
  • the strain sensor 140 is a strain sensor 140 that detects strain caused by displacement of the displacement portion of the holder 150 in the longitudinal direction of the door handle 100 .
  • the detection device 10 causes the strain sensor 140 to be distorted, thereby more reliably displacing the other end portion 152 (displacement portion) of the holder 150 in the longitudinal direction of the door handle 100. can be detected.
  • the strain sensor 140 has a fixed portion 141 fixedly installed on the substrate 130 and a shaft portion 142 projecting from the fixed portion 141 toward the holder 150. A portion 142 engages a recess 154 provided in the displacement portion.
  • the detection device 10 tilts the shaft portion 142 to cause the distortion sensor 140 to be distorted, thereby causing the other end portion 152 (displacement portion) of the holder 150 in the longitudinal direction of the door handle 100 to move. ) can be detected more reliably.
  • the concave portion 154 may be formed by, for example, a through hole.
  • FIG. 8 is a diagram schematically showing a first modification of the detection device 10 according to the first embodiment.
  • a holder 150 extends in the longitudinal direction (X-axis direction) of the door handle 100 .
  • An optical distance sensor 160 that detects the movement distance of the other end 152 of the is provided.
  • the distance sensor 160 is positioned on the vehicle-exterior surface 130A of the substrate 130, facing the other end 152 of the holder 150 on the front side (X-axis positive side) of the other end 152 of the holder 150. is provided.
  • FIG. 9 is a diagram schematically showing a second modification of the detection device 10 according to the first embodiment.
  • the detection device 10 according to the second modification of the first embodiment includes a holder 150 extending in the longitudinal direction (X-axis direction) of the door handle 100 instead of the distortion sensor 140 of the first embodiment.
  • An electrostatic sensor 161 is provided for detecting a change in capacitance accompanying movement of the other end 152 of the.
  • a general difference from the first modification is that the distance is measured by an electrostatic method instead of an optical method.
  • the electrostatic sensor 161 has a first electrode 161A and a second electrode 161B.
  • the first electrode 161A is provided on the other end portion 152 of the holder 150 .
  • the second electrode 161B is provided on the vehicle-exterior surface 130A of the substrate 130 on the front side (X-axis positive side) of the first electrode 161A, facing the first electrode 161A.
  • the electrostatic sensor 161 detects the capacitance caused by the change in the distance D2 between the first electrode 161A and the second electrode 161B. By detecting the change in , the displacement of the other end portion 152 (displacement portion) in the X direction is detected, and the pressure applied to the inner case 110 is detected.
  • FIG. 10 is a diagram schematically showing a third modification of the detection device 10 according to the first embodiment.
  • a detection device 10 according to the third modification of the first embodiment includes a holder 150 extending in the longitudinal direction (X-axis direction) of the door handle 100 instead of the distortion sensor 140 of the first embodiment.
  • An electrostatic sensor 162 is provided to detect a change in capacitance accompanying movement of the other end 152 of the.
  • the electrostatic sensor 162 has a first electrode 162A and a second electrode 162B.
  • the first electrode 162A is provided on the vehicle interior surface 150A of the other end 152 of the holder 150 .
  • the second electrode 162B is provided on the vehicle-exterior surface 130A of the substrate 130 so as to face the first electrode 162A.
  • the detection device 10 detects the change in the electrostatic capacitance caused by the change in the overlapping area between the first electrode 162A and the second electrode 162B by the electrostatic sensor 162. is detected, the displacement of the other end portion 152 (displacement portion) in the X direction is detected, and the pressure applied to the inner case 110 is detected.
  • a projecting portion 152A that protrudes toward the vehicle interior side (toward the substrate 130 side) is provided on the vehicle interior surface 150A of the other end portion 152 of the holder 150 .
  • the piezoelectric sensor 163 is provided on the vehicle-exterior surface 130A of the substrate 130 on the rear side (X-axis negative side) of the protrusion 152A, and the protrusion 152A and the piezoelectric sensor 163 are in contact with each other. are provided.
  • the detection device 10 detects a change in the pressure applied to the piezoelectric sensor 163 by the protrusion 152A when pressure is applied to the inner case 110, thereby detecting the X displacement of the other end 152 (displacement portion).
  • a change in the pressure applied to the piezoelectric sensor 163 by the protrusion 152A when pressure is applied to the inner case 110, thereby detecting the X displacement of the other end 152 (displacement portion).
  • Directional displacement is detected, and pressure applied to the inner case 110 is detected.
  • FIG. 12 is a diagram schematically showing a fifth modification of the detection device 10 according to the first embodiment.
  • the detection device 10 according to the fifth modification of the first embodiment has an elastic cap 143 attached to the shaft portion 142 of the strain sensor 140, and the elastic cap 143 is attached to the holder 150. It may be fitted into an opening 155 provided in the other end 152 .
  • the shaft portion 142 and the other end portion 152 can be coupled without rattling.
  • the initial load is applied to the shaft portion 142 of the strain sensor 140 from the other end portion 152 of the holder 150 even when no pressure is applied to the grip portion 111 . , a large force can be prevented from being applied in the initial state.
  • FIG. 15 is a cross-sectional view of the door handle 100-2 according to the second embodiment, showing a cross-section along the XY plane viewed from above the door handle 100-2 (positive direction of the Z-axis).
  • door handle 100-2 includes case 100A.
  • the case 100A is the same as the case 100A included in the door handle 100 according to the first embodiment, so description thereof will be omitted.
  • door handle 100-2 includes substrate 130, strain sensor 140, and holder 170 inside case 100A.
  • Substrate 130 , strain sensor 140 and holder 170 constitute detection device 20 .
  • the substrate 130 and the strain sensor 140 included in the detection device 20 are the same as the substrate 130 and the strain sensor 140 included in the detection device 10 according to the first embodiment.
  • the fixing portion 141 of the strain sensor 140 is fixed to the central portion of the board 130 in the longitudinal direction (X-axis direction) of the vehicle-exterior surface 130A of the board 130 .
  • the tip of the shaft portion 142 of the strain sensor 140 is fitted into a recess 174 formed in the surface of the holder 170 on the vehicle interior side.
  • the holder 170 is an example of a "displacement member".
  • the holder 170 is an elastically deformable plate-like member made of resin whose longitudinal direction is the front-rear direction (X-axis direction). That is, holder 170 has a longitudinal shape extending along the longitudinal direction of door handle 100-2.
  • the holder 170 has a length in the front-rear direction (X-axis direction) shorter than that of the substrate 130 and is provided to face the central portion of the vehicle-exterior surface 130A of the substrate 130 .
  • the holder 170 is provided with a pair of legs 173 in the vertical direction (Z-axis direction) at one end 171 that is the end on the rear side (X-axis negative side). are engaged with a pair of upper and lower edges on the rear side (negative side of the X axis) in the central portion of the .
  • the holder 170 has a pair of legs 173 arranged in the vertical direction (Z-axis direction) at the other end 172, which is the end on the front side (X-axis positive side). It is engaged with a pair of upper and lower edge portions on the front side (X-axis negative side) in the central portion of the substrate 130 .
  • Each of the plurality of legs 173 extends toward the substrate 130 from the upper (positive Z-axis) side surface and the lower (negative Z-axis) side surface of the holder 170 . contacts the vehicle-exterior surface 130A of the substrate 130, thereby keeping the relative positional relationship between the leg portion 173 of the holder 170 and the substrate 130 constant.
  • Each leg portion 173 has a shape in which the tip portion is bent at a right angle toward the inside of the holder 170 (the center of the holder 170 in the Z-axis direction). , the edge of the substrate 130 is held.
  • each leg portion 173 is fitted to the substrate 130 and fixed vertically to restrict the movement of the holder 170 in the left-right direction (Y-axis direction) and the up-down direction (Z-axis direction). pinch the edges.
  • each leg 173 may be fixed to the substrate 130 not only by fitting but also by adhesion.
  • the central portion of the holder 170 in the front-rear direction is a displacement portion, and the plurality of leg portions 173 are perpendicular to the substrate 130 .
  • the vehicle outer side (Y-axis positive side) of the plurality of leg portions 173 is tilted outward (direction away from the center of the holder 170 in the X direction). approaching direction). That is, the displacement portion at the center of the holder 170 is pulled from the plurality of legs 173 to both sides in the X-axis direction by the tilting of the plurality of legs 173 , thereby maintaining the horizontal state and moving the substrate 130 to the outside of the vehicle.
  • Approach surface 130A is
  • the holder 170 is elastically deformed so as to approach the grip portion 111 of the inner case 110 and the substrate 130 when pressure is applied to the door handle 100-2.
  • a recess 174 having a shape recessed toward the outside of the vehicle (positive side of the Y axis) is formed in the central portion of the surface of the holder 170 on the inside of the vehicle (the position facing the shaft portion 142 of the strain sensor 140).
  • the concave portion 174 is an example of an "engaging portion.”
  • the tip of the shaft portion 142 of the strain sensor 140 is fitted into and engaged with the recess 174 .
  • the central portion of the holder 170 is displaced toward the inside of the vehicle (Y-axis negative side).
  • the central portion of the holder 170 can press the shaft portion 142 of the strain sensor 140 toward the inside of the vehicle (negative Y-axis side).
  • the tip surface of the shaft portion 142 may be brought into contact with the central portion of the surface of the holder 170 on the inner side of the vehicle without providing the recessed portion 174 .
  • FIGS. 16A and 16B are diagrams schematically showing the operation of the detection device 20 according to the second embodiment.
  • the detection device 20 according to the second embodiment can detect pressure applied to the inner case 110 by the user's hand using the strain sensor 140 .
  • holder 170 is parallel to vehicle-exterior surface 130 A of substrate 130 , and each of plurality of legs 173 of holder 170 is aligned with substrate 130 . It is perpendicular to the vehicle exterior surface 130A.
  • the fixing portion 141 of the strain sensor 140 is fixed to the central portion of the vehicle-exterior surface 130A of the substrate 130. As shown in FIG. Further, the tip of the shaft portion 142 of the strain sensor 140 is fitted into a recess 174 provided in the central portion of the surface of the holder 170 on the inner side of the vehicle.
  • the legs 173 fall down so as to maintain the vertical relationship with the substrate 130 as described above. Therefore, as shown in FIG. , and the rear (negative X-axis) end of the leg 173 on the vehicle-outside (Y-axis positive side), the holder 170 becomes longer. direction (X-axis direction), and is elastically deformed toward the vehicle interior such that the holder 170 is flattened. As a result, the central portion of the holder 170 is displaced in the direction toward the substrate 130 (negative Y-axis direction) (arrow C shown in FIG. 16).
  • the central portion of the holder 170 presses the shaft portion 142 of the strain sensor 140 toward the inside of the vehicle (negative side of the Y axis). can do.
  • the strain sensor 140 when the shaft portion 142 is pressed, the fixing portion 141 is strained.
  • the strain sensor 140 detects the strain of the fixing portion 141 with a plurality of strain elements (not shown), and uses a strain detection signal representing the strain as a pressure detection signal representing pressure applied by the user's hand. Output.
  • a detection device 20 according to the second embodiment is provided inside a vehicle door handle 100-2 having an inner case 110, and extends along the longitudinal direction of the door handle 100-2.
  • a substrate 130 having a longitudinal shape, fixedly installed with respect to the inner case 110 and deformed when pressure is applied to the inner case 110, and a longitudinal portion extending along the longitudinal direction of the door handle 100-2.
  • a displacement portion having a shape, provided opposite to the substrate 130, having both one end portion 171 and the other end portion 172 connected to the substrate 130, and relatively displaced with respect to the substrate 130 as the substrate 130 deforms. and a strain sensor 140 that detects the displacement of the displacement portion.
  • the detection device 20 according to the second embodiment deforms the substrate 130 and the holder 170 together with the inner case 110 when pressure is applied to the inner case 110 , so that the displacement portion of the holder 170 is displaced from the substrate 130 . can be displaced relative to each other. Therefore, the detection device 20 according to the second embodiment uses the strain sensor 140 to detect the displacement of the displacement portion of the holder 170 at one point, thereby reducing the pressure applied to the inside of the door handle 100-2. It can be detected more reliably with a relatively simple configuration.
  • the holder 170 has both one end 171 and the other end 172 connected to the substrate 130, and the central portion between the one end 171 and the other end 172 is the displacement portion. There is, and the displacement portion is displaced in a direction approaching the substrate 130 .
  • the detection device 20 detects displacement of the central portion of the holder 170 in the direction toward the substrate 130 when pressure is applied to the inner case 110, thereby detecting the door handle 100-. 2 can be detected more reliably with a relatively simple configuration.
  • the strain sensor 140 is a strain sensor 140 that detects strain caused by displacement of the displacement portion in a direction approaching the substrate 130 .
  • the strain sensor 140 has a fixed portion 141 fixedly installed on the substrate 130 and a shaft portion 142 projecting from the fixed portion 141 toward the holder 170. , the shaft portion 142 is engaged with an engaging portion provided in the displacement portion.
  • the detection device 20 presses the shaft portion 142 to generate strain in the strain sensor 140 , thereby more reliably displacing the central portion of the holder 170 in the direction toward the substrate 130 . can be detected.
  • a groove portion 175 is provided, and the top surface of the center of the holder 170 has a shape that protrudes toward the positive side of the Y axis relative to the upper end of the leg portion 173 (hereinafter referred to as “protrusion shape”). Therefore, when the upper ends of the legs 173 spread, a force is applied in the X-axis direction to the portion connecting the upper ends of the legs 173 .
  • the central upper surface of the holder 170 is displaced to the Y-axis negative side.
  • the groove portion 175 and the protrusion shape described above are not essential components.
  • the portion connecting the upper ends of the leg portions 173 of the holder 170 may be made thin so as to be elastically deformed in the X-axis direction. In this case, the deformation of the board 130 toward the outside of the vehicle (positive side of the Y axis) presses the shaft portion 142 toward the inside of the vehicle (negative side of the Y axis), so the pressure applied to the inner case 110 can be detected. can.
  • FIG. 17A and 17B are diagrams schematically showing a modified example of the detection device 20 according to the second embodiment.
  • the detection device 20 according to the second embodiment has the holder 170 and the strain sensor 140 instead of arranging the holder 170 and the strain sensor 140 in the central portion of the substrate 130 in the longitudinal direction (X-axis direction). may be arranged at the ends of the substrate 130 in the longitudinal direction (X-axis direction).
  • the holder 170 and the strain sensor 140 are arranged at the front end of the substrate 130 (the end on the positive side of the X-axis).
  • the holder 170 can be deformed in the same manner, and the central portion of the holder 170 can press the shaft portion 142 of the strain sensor 140 , regardless of the position in the longitudinal direction of the holder 170 .
  • FIG. 17B when pressure is applied to the grip portion 111 of the inner case 110 (arrow A shown in FIG. 17), the grip portion 111 and the substrate 130 move toward the outside of the vehicle (positive side of the Y axis). It deforms elastically to bend. As a result, the mounting portion of the strain sensor 140 on the substrate 130 is displaced in the direction (positive Y-axis direction) approaching the holder 170 (arrow B shown in FIG. 17). At this time, as shown in FIG. 17B, the holder 170 expands in the longitudinal direction (X-axis direction), and the holder 170 elastically deforms toward the vehicle interior.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)
PCT/JP2022/011203 2021-07-02 2022-03-14 検出装置およびドアハンドル Ceased WO2023276303A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2023531410A JP7642980B2 (ja) 2021-07-02 2022-03-14 検出装置およびドアハンドル
DE112022003400.9T DE112022003400T5 (de) 2021-07-02 2022-03-14 Erfassungsvorrichtung und türgriff
CN202280041882.9A CN117480305A (zh) 2021-07-02 2022-03-14 检测装置以及门把手
US18/529,073 US20240118147A1 (en) 2021-07-02 2023-12-05 Detection device and door handle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-110981 2021-07-02
JP2021110981 2021-07-02

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US18/529,073 Continuation US20240118147A1 (en) 2021-07-02 2023-12-05 Detection device and door handle

Publications (1)

Publication Number Publication Date
WO2023276303A1 true WO2023276303A1 (ja) 2023-01-05

Family

ID=84691158

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/011203 Ceased WO2023276303A1 (ja) 2021-07-02 2022-03-14 検出装置およびドアハンドル

Country Status (5)

Country Link
US (1) US20240118147A1 (https=)
JP (1) JP7642980B2 (https=)
CN (1) CN117480305A (https=)
DE (1) DE112022003400T5 (https=)
WO (1) WO2023276303A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4332333A1 (en) * 2022-09-02 2024-03-06 Minebea AccessSolutions Italia S.p.A. Handle with a strain gauge module used as a sensor for a car door
DE102024123182A1 (de) * 2024-08-14 2026-02-19 Bayerische Motoren Werke Aktiengesellschaft Griffelement für ein Flügelelement eines Fahrzeugs, Flügelelement für ein Fahrzeug sowie Fahrzeug
USD1102336S1 (en) * 2024-09-25 2025-11-18 Volvo Truck Corporation Door handle

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200011096A1 (en) * 2018-07-03 2020-01-09 Magna Closures Inc. Smart handle assembly with force-based sensor and backup energy source
WO2021044649A1 (ja) * 2019-09-04 2021-03-11 アルプスアルパイン株式会社 ドアハンドルおよび制御装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005055515A1 (de) * 2005-07-26 2007-02-01 Huf Hülsbeck & Fürst Gmbh & Co. Kg Sensoranordnung und Verfahren zum Erfassen des Aufliegens eines Bedienerkörperteils auf einer Betätigungsstelle einer Kraftfahrzeugschließeinrichtung mit einer hilfssensorgestützten Auswertung des Ausgangssignals eines Annäherungssensors
JP2008082069A (ja) * 2006-09-28 2008-04-10 Aisin Seiki Co Ltd 車両用ドアハンドル
JP5256066B2 (ja) * 2009-02-02 2013-08-07 東京パーツ工業株式会社 プッシュスイッチ
JP2010216176A (ja) * 2009-03-18 2010-09-30 Aisin Seiki Co Ltd 車両用ドアハンドル装置
JP5558235B2 (ja) * 2010-07-07 2014-07-23 東京パーツ工業株式会社 プッシュスイッチ
US9696839B1 (en) * 2013-03-15 2017-07-04 Adac Plastics, Inc. Vehicle door control
DE102015100074A1 (de) * 2014-09-08 2016-03-10 Huf Hülsbeck & Fürst Gmbh & Co. Kg Türgriffanordnung für ein Kraftfahrzeug
CN104453493B (zh) * 2014-12-26 2016-09-28 马瑞利汽车电子(广州)有限公司 一种压敏式门把手传感器的封装结构
JP2016130392A (ja) * 2015-01-13 2016-07-21 パナソニックＩｐマネジメント株式会社 ドアハンドル
DE202015106587U1 (de) * 2015-07-13 2016-10-18 Huf Hülsbeck & Fürst Gmbh & Co. Kg Türgriffanordnung für ein Kraftfahrzeug
WO2017049007A1 (en) * 2015-09-15 2017-03-23 Interlink Electronics, Inc. Multi-modal vehicle door handle
JP6602214B2 (ja) * 2016-01-26 2019-11-06 東京パーツ工業株式会社 プッシュスイッチ
US10001418B1 (en) * 2017-02-13 2018-06-19 Honeywell International Inc. Micrometer mechanical force interface
WO2019073812A1 (ja) * 2017-10-13 2019-04-18 アルプスアルパイン株式会社 入力装置
FR3082222B1 (fr) * 2018-06-07 2020-06-05 Continental Automotive France Dispositif de detection d'intention de verrouillage ou de deverrouillage d'un ouvrant de vehicule automobile avec electrode ou cible supportee par un bloc de mousse
JP7064993B2 (ja) * 2018-08-08 2022-05-11 株式会社アルファ 車両のドアハンドル
JP6916764B2 (ja) * 2018-08-10 2021-08-11 株式会社ホンダロック 車両用ドアのアウトハンドル装置
US11542732B2 (en) * 2019-11-14 2023-01-03 Magna Mirrors Of America, Inc. Handle assembly for vehicular closure panels having integrated antenna and force sensor configuration
JP7079800B2 (ja) 2020-01-06 2022-06-02 株式会社バンダイ 物品供給装置
JP7402742B2 (ja) * 2020-04-24 2023-12-21 株式会社アルファ 車両用ドア制御装置及び車両用ドアハンドル装置
DE102020216511A1 (de) * 2020-12-22 2022-06-23 Witte Automotive Gmbh Elektronisches Sensormodul, Griffmodul und bewegliches Fahrzeugelement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200011096A1 (en) * 2018-07-03 2020-01-09 Magna Closures Inc. Smart handle assembly with force-based sensor and backup energy source
WO2021044649A1 (ja) * 2019-09-04 2021-03-11 アルプスアルパイン株式会社 ドアハンドルおよび制御装置

Also Published As

Publication number Publication date
JP7642980B2 (ja) 2025-03-11
US20240118147A1 (en) 2024-04-11
DE112022003400T5 (de) 2024-05-08
CN117480305A (zh) 2024-01-30
JPWO2023276303A1 (https=) 2023-01-05

Similar Documents

Publication Publication Date Title
WO2023276303A1 (ja) 検出装置およびドアハンドル
KR100918468B1 (ko) 고정구
JP7329144B2 (ja) ドアハンドル装置
US8651443B2 (en) Device for the clamping attachment of a scale
JP5017048B2 (ja) インナーミラーの取付構造
CN102667286B (zh) 夹具
JP2013024865A (ja) 長さ測定装置
CN108621765B (zh) 框架嵌条
JP5107283B2 (ja) クリップ
WO2018168425A1 (ja) 固定導電板と弾性導電板を有する電子装置
EP2634665B1 (en) Input device
KR101476808B1 (ko) 스캐너 장치 및 이를 포함하는 원자현미경
CN113436593B (zh) 键盘装置的键的支承构造
CN103487912B (zh) 物体的固定结构以及利用该结构的光学装置
US10599248B2 (en) Touch input device
JP3668111B2 (ja) ユニット型リニアスケール
JP6386504B2 (ja) ネームプレートの取り付け構造
JP7511495B2 (ja) 筐体および電子機器
JP2001050882A (ja) 改良されたバネ荷重機構を備えたゴム硬度計
JP7609107B2 (ja) 基板固定構造
US20250314767A1 (en) Ultrasonic sensor and sensor attachment
JP2000214008A (ja) 一体型ロバ―バル機構
US20230260721A1 (en) Input device
JP7461607B2 (ja) 車両用表示装置
JP2020190483A (ja) センサブラケット

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22830369

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 202280041882.9

Country of ref document: CN

WWE Wipo information: entry into national phase

Ref document number: 2023531410

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 112022003400

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 22830369

Country of ref document: EP

Kind code of ref document: A1