JP2018099942A - Vehicle door trim structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the usability of a door assist grip when a vehicle is traveling and when a door is opened/closed, for occupants having various physiques.SOLUTION: In a vehicle door trim structure S, when an accessory power source of a vehicle 30 is in an ON state, on the basis of information from a detection device 14 for detecting the longitudinal position of a vehicle seat 24 and the angular position of a seat back 26, a control section 20 (control means) calculates a first position P1 of a door assist grip 16 suitable for an occupant 31 to grip the door assist grip 16 and support the occupant's own body, and actuates a drive device 18 to move the door assist grip 16 to the first position P1. When the accessory power source of the vehicle 30 is in an OFF state, the control section 20 calculates a second position of the door assist grip 16 suitable for the occupant 31 to grip the door assist grip 16 and open/close a door 10, and actuates the drive device 18 to move the door assist grip 16 to the second position.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a vehicle door trim structure.

  There is disclosed a structure in which an armrest body capable of adjusting the height in the vehicle vertical direction is arranged behind the door grip (door assist grip) fixed to the door trim (see Patent Document 1).

JP-A-2005-47350

  However, in the above-described conventional example, since the position of the door assist grip in the door trim is fixed, the door grip may not be used at the optimal position depending on the physique of the occupant.

  It is an object of the present invention to improve the usability of a door assist grip for occupants of various physiques when the vehicle is traveling and when the door is opened and closed.

  A vehicle door trim structure according to a first aspect of the present invention is a detection device that detects a front-rear position of a vehicle seat and an angular position of the seatback that are movable in the vehicle front-rear direction and that can recline a seatback; A door assist grip provided on a vehicle interior side of a door disposed on a side of the vehicle seat and movable in the vehicle longitudinal direction; a drive device for moving the door assist grip in the vehicle longitudinal direction; and the detection Control means for driving the drive device according to information from the device, and the control means allows the occupant to control the door assist grip based on the information from the detection device when the accessory power supply of the vehicle is ON. Calculating a first position of the door assist grip suitable for holding and supporting its own body, and operating the driving device to When the assist grip is moved to the first position and the accessory power of the vehicle is OFF, the second position of the door assist grip is suitable for the occupant to grip the door assist grip and open and close the door. Calculate and operate the drive device to move the door assist grip to the second position.

  The occupant seated on the vehicle seat adjusts the front / rear position of the vehicle seat and the reclining angle of the seat back according to his / her physique. The front and rear positions of the vehicle seat and the reclining angle position of the seat back are detected by a detection device. When the accessory power supply of the vehicle is ON, the control means calculates the first position of the door assist grip based on information from the detection device, and operates the drive device to move the door assist grip to the first position. The first position is a position suitable for the occupant to hold the door assist grip and support his / her body. Therefore, the passenger can comfortably use the door assist grip when the vehicle is traveling.

  On the other hand, when the accessory power supply of the vehicle is OFF, the control means calculates the second position of the door assist grip based on information from the detection device, and operates the drive device to move the door assist grip to the second position. The second position is a position suitable for the occupant to hold the door assist grip to open and close the door. Therefore, the door opening / closing is facilitated by using the door assist grip.

  According to the vehicle door trim structure of the present invention, it is possible to improve the usability of the door assist grip when the vehicle is traveling and when the door is opened and closed.

It is the front view and block diagram which show the door trim structure for vehicles which concerns on this embodiment. The position of the door assist grip when a 50th percentile dummy of a Japanese adult male position is assumed as an occupant is shown. In the vehicle door trim structure according to the present embodiment, it is a front view showing the position of a door assist grip when a five-percentile dummy of an American adult female is assumed as an occupant. In the vehicle door trim structure according to the present embodiment, it is a front view showing the position of a door assist grip when a 95th percentile dummy of an American adult male is assumed as an occupant. In the vehicle door trim structure according to the present embodiment, it is a front view showing the position of the door assist grip when the door is opened and closed.

  Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings. In the drawing, the arrow FR indicates the front of the vehicle, and the arrow UP indicates the upper side of the vehicle.

  In FIG. 1, the vehicle door trim structure S according to the present embodiment relates to the structure of the door trim 12 in the door 10, and includes a detection device 14, a door assist grip 16, a drive device 18, and a control unit as an example of a control means. 20.

  The door trim 12 is an interior member provided on the vehicle interior side of the door 10 and includes, for example, a door assist grip 16 and an armrest 22. The armrest 22 is a portion that protrudes toward the vehicle interior side and extends in the vehicle front-rear direction. The armrest 22 is provided, for example, at the height of the lower end of the door assist grip 16 so that the occupant 31 can place the arm 28 thereon.

  The vehicle seat 24 provided on the vehicle interior side of the door 10 can be moved in the vehicle front-rear direction and the seat back 26 can be reclined. The vehicle seat 24 is, for example, an electric power seat that is electrically driven and can move in the vehicle front-rear direction and recline the seat back 26. The occupant 31 (FIG. 1), the occupant 32 (FIG. 2), and the occupant 33 (FIG. 3) can arbitrarily adjust the front-rear position of the vehicle seat 24 and the angle of the seat back 26 according to their physique. Yes. In the drawings, the lower body of each occupant is omitted.

  The detection device 14 is a sensor that detects the front-rear position of the vehicle seat 24 and the angular position of the seat back 26. Although illustration is omitted, a sensor for detecting the front-rear position of the vehicle seat 24 and a sensor for detecting the angular position of the seat back 26 are provided separately.

  The door assist grip 16 is provided on the vehicle interior side of the door 10 disposed on the side of the vehicle seat 24, that is, on the door trim 12, and is movable in the vehicle front-rear direction. The door assist grip 16 is provided so as to be inclined toward the vehicle front side with respect to the vehicle vertical direction so that the upper end side is located on the vehicle front side with respect to the lower end side, and has a thickness that can be gripped by the occupant 31. The door assist grip 16 can be moved in the vehicle front-rear direction using a guide element (not shown).

  The drive device 18 is a device that moves the door assist grip 16 in the vehicle front-rear direction. The driving device 18 is a screw mechanism or a gear mechanism combined with a motor, and is provided in the door 12. Note that a device such as a cylinder device or a mechanism may be used as the driving device 18.

  The control unit 20 is, for example, an ECU (Electronic Control Unit) that drives the drive device 18 based on information from the detection device 14. When the accessory power supply of the vehicle 30 is ON, the control unit 20 calculates the first position P1 of the door assist grip 16 based on information from the detection device 14, operates the drive device 18, and moves the door assist grip 16 to the first position. Move to one position P1. The first position P1 is a position suitable for the occupant 31 (FIG. 1), the occupant 32 (FIG. 2), and the occupant 33 (FIG. 3) to hold the door assist grip 16 and support their bodies. . When a movable assist grip is present in a center console (not shown), the front / rear position adjustment of the assist grip may be performed together with the front / rear position adjustment of the door assist grip 16.

  Further, as shown in FIG. 4, when the accessory power supply of the vehicle 30 is OFF, the control unit 20 calculates the second position P2 of the door assist grip 16 and operates the driving device 18 to move the door assist grip 16. Move to the second position P2. The second position P2 is a position suitable for the passenger 31 to hold the door assist grip 16 and open and close the door 10, for example. Similarly, the second position P2 is calculated for the passenger 32 (FIG. 2) and the passenger 33 (FIG. 3).

  The operation of the driving device 18 by the control unit 20, that is, the movement of the door assist grip 16 is interlocked with, for example, adjustment of the front / rear position of the vehicle seat 24 and adjustment of the angle of the seat back 26. Since the amount of movement of the vehicle seat 24 and the required amount of movement of the door assist grip 16 at this time are not necessarily the same, there is a speed difference between the movement speed of the vehicle seat 24 and the movement speed of the door assist grip 16. It may be provided. As an example, when the moving amount of the vehicle seat 24 including the angle change of the seat back 26 is A and the required moving amount of the door assist grip 16 is B, the moving speed of the door assist grip 16 is “the vehicle seat 24. Moving speed × B / A ”.

  When a movable assist grip is present on a center console (not shown), the front / rear position of the assist grip is adjusted to be the same as the front / rear position of the door assist grip 16. The moving speed of the assist grip at that time is the same as the moving speed of the door assist grip 16.

  Here, the occupant 31 shown in FIG. 1 assumes JM50. JM50 is a 50th percentile 3D sitting human body model (dummy) of Japanese adult male body position. The passenger 32 shown in FIG. 2 is assumed to be AF05. AF05 is a 5th percentile dummy of an American adult female. The passenger 33 shown in FIG. 3 is assumed to be AM95. AM95 is a 95th percentile dummy of an American adult male.

  In the present embodiment, the most advanced position of the door assist grip 16 is a position suitable for an occupant 32 (manual operation) equivalent to AF05. The most advanced position of the door assist grip 16 is a position suitable for an occupant 33 equivalent to AM95 (during automatic operation).

(Function)
This embodiment is configured as described above, and the operation thereof will be described below. In FIG. 1, an occupant 31 seated on the vehicle seat 24 can adjust the front-rear position of the vehicle seat 24 and the reclining angle of the seat back 26 according to his / her physique. The front and rear positions of the vehicle seat 24 and the reclining angle position of the seat back 26 are detected by the detection device 14. When the accessory power supply of the vehicle 30 is ON, the control unit 20 calculates the first position P1 of the door assist grip 16 based on information from the detection device 14, operates the driving device 18, and sets the door assist grip 16 to the first position. Move to position P1. The first position P1 is a position suitable for the passenger 31 to hold the door assist grip 16 and support his / her body. Therefore, the occupant 31 can comfortably use the door assist grip 16 during traveling of the vehicle. In the present embodiment, the first position P1 suitable for the occupant 31 equivalent to JM50 is set as the reference position P0 of the door assist grip 16.

  As shown in FIG. 2, when an occupant 32 smaller than the occupant 31 sits on the vehicle seat 24 (FIG. 1), the occupant 32 draws the vehicle seat 24 according to his / her physique. It can be moved to the front side of the vehicle rather than the case of 1. The occupant 32 can also adjust the reclining angle of the seat back 26 (FIG. 1) as appropriate. The front-rear position of the vehicle seat 24 and the reclining angle position of the seat back 26 are detected by the detection device 14 (FIG. 1). When the accessory power supply of the vehicle 30 is ON, the control unit 20 (FIG. 1) calculates the first position P1 of the door assist grip 16 based on the information from the detection device 14, and operates the drive device 18 (FIG. 1). The door assist grip 16 is moved to the first position P1. The first position P1 is a position suitable for the occupant 32 to hold the door assist grip 16 and support his / her body. Accordingly, the occupant 32 can comfortably use the door assist grip 16 when the vehicle is traveling.

  As shown in FIG. 3, when an occupant 33 larger than the occupant 31 is seated on the vehicle seat 24 (FIG. 1), the occupant 33 draws the vehicle seat 24 in accordance with his / her physique. It can be moved to the vehicle rear side rather than the case of 1. The occupant 33 can also adjust the reclining angle of the seat back 26 (FIG. 1) as appropriate. The front-rear position of the vehicle seat 24 and the reclining angle position of the seat back 26 are detected by the detection device 14 (FIG. 1). When the accessory power supply of the vehicle 30 is ON, the control unit 20 (FIG. 1) calculates the first position P1 of the door assist grip 16 based on the information from the detection device 14, and operates the drive device 18 (FIG. 1). The door assist grip 16 is moved to the first position P1. The first position P1 is a position suitable for the passenger 33 to hold the door assist grip 16 and support his / her body. Therefore, the occupant 33 can comfortably use the door assist grip 16 when the vehicle is traveling.

  When the vehicle 30 is an autonomous driving vehicle and the occupants 31, 32, 33 change the reclining angle of the seat back 26 (FIG. 1) during the automatic driving, the postures of the occupants 31, 32, 33 change. Therefore, it is necessary to change the position of the door assist grip 16. In this case, similarly to the above, the control unit 20 calculates the first position P1, and the drive device 18 moves the door assist grip 16 to the first position P1.

  On the other hand, as shown in FIG. 4, when the accessory power supply of the vehicle 30 is OFF, the control unit 20 calculates the second position P2 of the door assist grip 16 based on information from the detection device 14, and drives the drive device 18. Actuate to move the door assist grip 16 to the second position P2. The second position P2 is a position suitable for the occupant 31 to hold the door assist grip 16 and open and close the door 10, for example, a door hinge (not shown) with respect to the center of gravity of the door 10 in the vehicle longitudinal direction. Is set on the opposite side. Therefore, using this door assist grip 16 makes it easy to open and close the door. When the vehicle seat 24 has a configuration in which the vehicle seat 24 automatically moves in order to enlarge the boarding / alighting space when the accessory power supply of the vehicle 30 is OFF, the movement of the door assist grip 16 is performed by the vehicle seat. Interlocked with 24 movements.

  Thus, according to the present embodiment, it is possible to improve the usability of the door assist grip 16 when the vehicle is traveling and when the door is opened and closed.

[Other Embodiments]
As mentioned above, although an example of embodiment of this invention was demonstrated, embodiment of this invention is not limited above, In addition to the above, in a range which does not deviate from the main point, it can implement variously. Of course there is.

DESCRIPTION OF SYMBOLS 10 Door 12 Door trim 14 Detection apparatus 16 Door assist grip 18 Drive apparatus 20 Control part (control means)
24 Vehicle seat 26 Seat back 30 Vehicle 31 Crew (JM50)
32 Crew (AF05)
33 Crew (AM95)
P1 1st position P2 2nd position S Door trim structure for vehicles

Claims (1)

A detection device that detects a front-rear position of the vehicle seat and an angular position of the seat back that are movable in the vehicle front-rear direction and the seat back is reclining;
A door assist grip provided on the vehicle interior side of a door disposed on the side of the vehicle seat, and movable in the vehicle longitudinal direction;
A drive device for moving the door assist grip in the longitudinal direction of the vehicle;
Control means for driving the drive device according to information from the detection device,
The control means is configured to provide a first door assist grip suitable for an occupant to hold the door assist grip and support his / her body based on the information from the detection device when the accessory power supply of the vehicle is ON. The position is calculated, the drive device is operated to move the door assist grip to the first position, and when the accessory power of the vehicle is OFF, the occupant grips the door assist grip and opens and closes the door A vehicle door trim structure that calculates a second position of the door assist grip suitable for the purpose and moves the door assist grip to the second position by operating the driving device.