JP2007182740A - Door opening device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a door opening device for a vehicle which enables a door structure to be simple and improves operability when opening a door body. <P>SOLUTION: The door opening device 1 for the vehicle has a door opening switch 4 formed at a pull handle 3 of the door body 2, a door lock part 5 for releasing the locking state of the door body 2, and a body ECU 7 which controls the door lock part 5 to open at least the door body 2 in an incompletely closed state based on the input signal of the door opening switch 4. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a vehicle door opening device, and more particularly to a vehicle door opening device in which a pull handle that opens and closes a vehicle door body is provided with a switch that turns the door body into a half-door state.

  4A is a side view schematically showing a conventional vehicle door opening device, and FIG. 4B is a plan view thereof. As shown in FIGS. 4 (A) and 4 (B), the conventional vehicle door opening device 50 locks the door body by operating the unlocking knob 52 provided on the door body 51 and the unlocking knob 52 ( A door lock portion 53 that is locked or unlocked (unlocked), an inside handle 54 that is provided on the inner surface of the door body 51 and operates the door lock portion 53 so as to open the door body 51 in a half-door state. The armrest 55 is provided so as to protrude from the inner surface of the door body 51, and the armrest 55 has a pull handle 56 that is formed in a concave shape or an opening and opens and closes the door body.

  The inside handle 54 and the door lock portion 53 are connected via a cable 57. By operating the inside handle 54, an open lever (not shown) of the door lock portion 53 is operated in the opening direction. The engagement state between a latch (not shown) provided on the door lock portion 53 and a striker (not shown) provided on the body 58 can be released, and the door body 51 can be in a half-open state (Patent Document). 1).

  When opening the door main body 51, first, the operator operates the unlocking knob 52 to bring the door main body 51 into an unlocked state.

  Next, the operator operates the inside handle 54 to operate the door lock portion 53 to bring the door main body 51 into a half-open state.

  Thereafter, the operator changes to the pull handle 56 and pushes the door body 51 open, or pushes the door body 51 in a state where the operator's elbow or the like is applied to the door body 51 (hereinafter, this technique is referred to as Conventional Example 1). ).

Further, in order to enhance the interior decoration effect, a vehicle door device has been proposed in which an inside handle is eliminated and a rotation grip for releasing the lock of the door lock portion is rotatably provided on the assist grip (see Patent Document 2). Hereinafter, this technique is referred to as Conventional Example 2).
Japanese Utility Model Publication No. 6-28144 Japanese Utility Model Publication No. 5-44635

  In the conventional example 1, since the inside handle 54 having a complicated mechanical door drive structure is provided in the door body 51, the mechanical structure of the door becomes complicated, and there is a problem that the manufacturing cost and the part cost increase. .

  Further, when opening the door body 51, the operator pulls the inside handle 54 and pulls the door handle 51 with the pull handle 56, or opens the door body 51 with the operator's elbow or the like. It is necessary to perform two different operations, the second operation to push open, and it is difficult to smoothly open the door body 51 by a series of operations, and there is a problem that the operability is poor.

  In Conventional Example 2, instead of the inside handle, a rotation grip that unlocks the door lock is provided in the assist grip, so the number of parts is reduced, but the structure of the assist grip is complicated, and the manufacturing cost and parts are reduced. There was a problem of high costs.

  Further, when opening the door body, the operator needs to perform two different operations, a first operation for rotating the rotary grip and a second operation for pushing and opening the assist grip. However, there is a problem that it is difficult to open the door body and the operability is poor.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a vehicle door opening device that has a simplified door structure and improved operability when the door body is opened. .

  The vehicle door opening device of the present invention is based on a door opening switch provided on a pull handle of the door body, door lock releasing means for releasing the locked state of the door body, and an input signal of the door opening switch, And a control means for controlling the door lock releasing means so as to open the door body to at least a half door state.

  The door opening switch may be disposed at a position where the operator can operate with a finger of the hand in a state where the operator places a hand on the pull handle.

  The door opening switch may be provided on a vehicle front side and a vehicle inner side surface of the pull handle.

  The door opening switch may be a push button switch.

  The door opening switch may be provided in a groove formed in the pull handle, and may be located in the groove before and after pressing.

  The door opening switch may have a charging unit and may be supplied with power from the charging unit when power is not supplied from a main power source.

  According to the vehicle door opening device of the present invention, the door main body can be brought into a half-door state by the door opening switch which is an electrical signal input means provided in the pull handle, so that a complicated mechanical door driving structure is provided. The inside handle becomes unnecessary. As a result, the mechanical structure of the door can be simplified, and manufacturing costs and component costs can be reduced.

  In addition, when opening the door body, the operator can operate the door opening switch while holding the hand on the pull handle, so the door body can be opened smoothly by a series of operations, and the operability is remarkably improved. To do.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing a vehicle door opening device according to an embodiment of the present invention, FIG. 2 is a side view showing a vehicle door opening device according to an embodiment of the present invention, and FIG. It is a III-III line sectional view.

  As shown in FIGS. 1 to 3, the vehicle door opening device 1 according to the embodiment of the present invention includes a door opening switch 4 provided on a pull handle 3 of the door body 2 and locking or locking of the door body 2. The door lock portion 5 (door lock release means) for releasing the door body 2 is provided on the body 6, and the door body 2 is unlocked based on the input signal of the door release switch 4, so that the door body 2 is at least halfway. It has body ECU7 (control means) which controls the door lock part 5 so that it may be in a door state.

  As shown in FIG. 3, the pull handle 3 is formed in a concave shape in the armrest 8 so that the operator's hand can be inserted. The pull handle 3 may be formed so as to open in the armrest 8 or may be provided on the door body 2 in a handle shape.

  The door opening switch 4 is, for example, a push button switch provided in a groove portion 3a formed in the pull handle 3, and includes a fixed contact portion 4a fixed in the groove portion 3a and a movable contact portion 4b pressed by an operator. And a spring 4c that is attached to the fixed contact portion 4a and the movable contact portion 4b and biases the movable contact portion 4b in the direction opposite to the pressing direction, and is provided in the groove portion 3a to restrict the movement of the movable contact portion 4b. And a restricting portion 4d.

  It is preferable that the door opening switch 4 is disposed at a position where the operator can operate with the finger of the hand in a state where the operator holds the hand on the pull handle 3. For example, as shown in FIG. 3, when the operator places a hand on the pull handle 3, the finger is inserted into the recess 3b of the pull handle 3 from the index finger to the little finger F1, and only the thumb F2 is located outside the pull handle 3. It will come out. Therefore, in order to facilitate the operation of only the operator's thumb F2, the door opening switch 4 is preferably provided on the side surface 3c of the pull handle 3 on the vehicle front side and the vehicle interior side.

  Moreover, it is preferable that the door opening switch 4 is disposed so as to be positioned in the groove portion 3a both before and after pressing. Accordingly, it is possible to prevent an erroneous operation of accidentally opening the door body 2 except when the door body 2 is opened, that is, when the door body 2 is closed or during operation.

  In addition, a sensor for detecting the rotation of the vehicle wheel is provided, and the output of the sensor is detected so that the door opening switch 4 cannot be pressed when the vehicle is running, or even if the door is pressed, the door You may comprise so that the main body 2 may not open. As a result, safety against erroneous operation can be increased.

  Further, the surface 4e of the door opening switch 4 may be formed in a curved shape so as to come into contact with the abdomen of the operator's finger (for example, thumb) when pressed. Thereby, the burden on the finger can be reduced.

  When the door opening switch 4 is provided on the door body 2 near the driver's seat, the door opening switch 4 is pressed to release all door locks of other seats. Also good. This makes it possible to perform centralized door lock management by the driver.

  Further, the door opening switch 4 has a built-in capacitor 9 (charging means) and is driven by the capacitor several tens of times so that it can operate even when the battery as the main power source is exhausted and no power is supplied. You may comprise so that it can do.

  In addition to the door opening switch 4, the door body 2 is provided with a door lock switch 10 for locking the door body 2, a window switch 12 for moving the window glass 11 up and down, and the like.

  The door opening switch 4, the door lock switch 10, and the window switch 12 are controlled by a master switch ECU 13 (Electronic Control Unit).

  The master switch ECU 13 is connected to a body ECU 7 provided in the vehicle via an in-vehicle network 14 such as a LAN.

  The body ECU 7 is configured by a microcomputer and controls various in-vehicle devices such as the master switch ECU 13.

  The door lock unit 5 operates a latch mechanism including a latch 16 that meshes with a striker 15 provided on the body 6 side, and rotates the open lever 17 and the open lever 17 to release the locked state of the door body 2. An open lever motor 18, a lock lever 19 that locks the door body 2, a lock lever motor 20 that rotates the lock lever 19, and the like.

  Next, the operation of the vehicle door opening device 1 according to the embodiment of the present invention will be described.

  When opening the door body 2, first, the operator operates the unlocking knob 21 to bring the door body 2 into an unlocked (unlocked) state.

  Next, the operator places a hand on the pull handle 3 and presses the door opening switch 4 with a finger (for example, thumb) of the hand in that state. An input signal from the door opening switch 4 is input to the body ECU 7 via the master switch ECU 13.

  The body ECU 7 drives the open lever motor 18 to rotate the open lever 17 to release the engagement between the striker 15 and the latch 16. As a result, the door body 2 is in a half-door state.

  Thereafter, the operator pushes open the door body 2 while holding the hand on the pull handle 3.

  According to the vehicle door opening device 1 according to the embodiment of the present invention, the door main body 2 can be brought into a half-door state by the door opening switch 4 which is an electrical signal input means provided in the pull handle 3. An inside handle with a complicated mechanical door drive structure is not required. As a result, the mechanical structure of the door can be simplified, and manufacturing costs and component costs can be reduced.

  Further, when opening the door body 2, the operator can operate the door opening switch 4 with the hand held on the pull handle 3, so that the door body 2 can be opened smoothly by a series of operations. The property is significantly improved.

  If the door main body 2 can be unlocked (unlocked) by the door opening switch 4, the unlocking knob 21 is not required, and the door structure is simplified and the operability is improved.

  The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical matters described in the claims.

  For example, in consideration of the case where the door opening switch 4 does not operate due to failure or the like, the emergency inside handle 22 mechanically connected to the door lock portion 5 may be provided at an appropriate position where the door body 2 is not conspicuous. This emergency inside handle 22 operates the door lock part 5 by an operator's operation similarly to the conventional inside handle.

  The emergency inside handle 22 is normally housed in the door body 2 and is positioned so that the emergency inside handle 22 can be easily recognized by the operator when a voltage drop of the door opening switch 4 is detected. You may comprise so that it may be exposed.

  The present invention is used to open a door for a vehicle such as an automobile.

1 is a block diagram illustrating a vehicle door opening device according to an embodiment of the present invention. 1 is a side view showing a vehicle door opening device according to an embodiment of the present invention. It is the III-III sectional view taken on the line of FIG. (A) is a side view schematically showing a conventional vehicle door opening device, and (B) is a plan view thereof.

Explanation of symbols

1: Vehicle door opening device 2: Door body 3: Pull handle 4: Door opening switch 5: Door lock unit 6: Body 7: Body ECU 7 (control means)
8: Armrest 9: Capacitor 10: Door lock switch 11: Window glass 12: Window switch 13: Master switch ECU
14: Vehicle network 15: Striker 16: Latch 17: Open lever 18: Open lever motor 19: Lock lever 20: Lock lever motor 21: Unlock knob 22: Emergency inside handle

Claims (6)

A door opening switch provided on the pull handle of the door body,

Door unlocking means for releasing the locked state of the door body;
Control means for controlling the door lock releasing means to open the door body to at least a half door state based on an input signal of the door opening switch;
A vehicle door opening device characterized by comprising:   2. The vehicle door opening device according to claim 1, wherein the door opening switch is disposed at a position where an operator can operate the pull handle with a finger of the hand. .   The vehicle door opening device according to claim 1, wherein the door opening switch is provided on a vehicle front side and a vehicle inner side surface of the pull handle.   The vehicle door opening device according to any one of claims 1 to 3, wherein the door opening switch is a push button switch.   5. The vehicle door opening device according to claim 4, wherein the door opening switch is provided in a groove formed in the pull handle, and is positioned in the groove before and after being pressed.   The vehicle door according to any one of claims 1 to 5, wherein the door opening switch has a charging means, and when the power is not supplied from a main power source, the power is supplied from the charging means. Door opening device.

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