JPH11117607A - Opening and closing device of window glass - Google Patents

Abstract

PROBLEM TO BE SOLVED: To quickly open a window glass in case of emergency by providing a transmitting means for transmitting the rotation of a driving shaft to a reciprocating means, and an opening means for releasing the intervention of the transmitting means between the driving shaft and the reciprocating means according to manual tractive force to open the window glass. SOLUTION: When two handle parts of an operation part are pulled in the vertical direction to the door surface at the same time, a hinge 53 is pulled by a wire 54 connected to the handle parts, the hinge 53 is moved with a sliding member 52 and a motor drive receiving gear 32 connected thereto in the direction of dislocating from the position where the motor drive receiving gear 32 meshes with a worm gear 31. When the pulling length in the vertical direction exceeds a pulling length of the handle part, the connection of a simple lock part is released by the tractive force, so that two handle parts are separated. At this time, the motor drive receiving gear 32 is completely dislocated from the position for meshing with the worm gear 31. Thus, the window glass 11 can be opened by a wire 62.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window glass opening / closing device for transmitting the rotation of a motor to a sector gear via gears or the like and rotating the sector gear to open and close the window glass.

[0002]

2. Description of the Related Art Conventionally, vehicles equipped with a so-called power window opening / closing mechanism for opening and closing a window glass by a driving force of an electric motor have been widely used. It is required that the window glass can be opened manually in order to cope with a case in which the window glass does not operate.

[0003] Various proposals have been made to meet such demands. For example, Japanese Utility Model Laid-Open No. 59-67479 discloses a motor having a worm shaft, a plate having a sector gear at one end, and a motor interposed between the worm shaft and the sector gear to transmit the rotation of the motor to the sector gear. Worm wheel, worm wheel shaft, and manual driving means (manual handle) detachably engaged with the worm wheel shaft
There is disclosed an apparatus which is capable of manually opening and closing a window glass when a manual handle is attached and engaged with a worm wheel shaft.

Japanese Utility Model Laid-Open Publication No. Sho 59-82179 discloses a motor having a worm shaft, a main arm having a plate portion formed with a sector gear at one end, and a motor interposed between the worm shaft and the sector gear. A motor-driven pinion for transmitting the rotation of the motor to the sector gear, a manual pinion having the same configuration as the motor-driven pinion, and a manual handle connected to the manual pinion. There has been proposed a gear in which a gear is movably engaged with one of a motor driving pinion and a manual pinion. According to this, if the plate portion is moved so that the sector gear meshes with the manual pinion, the window glass can be opened and closed by the manual handle.

Further, Japanese Utility Model Laid-Open Publication No. 59-104949 discloses a manual handle used for emergency escape, which can be stored in a door panel.

[0006]

However, Japanese Unexamined Utility Model Publication No. 59-67479 and Japanese Unexamined Utility Model Application Publication No.
In the method described in Japanese Patent No. 82179, it is necessary to provide a manual handle that is not required except in an emergency.
Since the manual handle is always located on the door side of the vehicle and protrudes toward the seat, it is difficult to provide a clean interior in terms of design.

In the method described in Japanese Utility Model Laid-Open No. 59-104949, the problem that the above-described manual handle always projects toward the seat is solved, but the door trim on the side of the door trim corresponding to the shape of the side of the manual handle is solved. Since the configuration of storing the manual handle in the groove is prominent, it has become a design problem in the interior design, and consideration must be given to making the stored manual handle inconspicuous. It will be significantly impaired.

Further, in the above-described conventional structure, it is necessary to turn the manual handle. However, it is desired that the window glass can be opened more easily and quickly in an emergency.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and eliminates the need for a manual handle, thereby enabling quick opening of a window glass in an emergency without impairing the degree of freedom in designing the interior of the vehicle. It is an object to provide a switchgear.

[0010]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a reciprocally movable window glass, a motor whose drive shaft rotates in forward and reverse directions, and a forward and reverse direction of the drive shaft. Reciprocating means for reciprocating the window glass in response to the rotation of, a transmission means interposed between the drive shaft and the reciprocating means, for transmitting the rotation of the drive shaft to the reciprocating means, Opening means for releasing the transmission means between the drive shaft and the reciprocating means in response to a manual pulling force and opening the window glass.

In this configuration, since the window glass is opened in response to a manual pulling force, a manual handle is not required, and the degree of freedom in designing the interior of the vehicle is not impaired. In an emergency, the window glass is quickly opened. Become so.

[0012] The transmission means is fitted to the first and second gears co-rotating via a central shaft, and to the drive shaft,
A worm gear meshing with the first gear, and the reciprocating means has a sector gear meshing with the second gear, and opens and closes the window glass according to rotation of the sector gear; The opening means includes a first wire for releasing the interposition of the transmission means between the drive shaft and the reciprocating means, a second wire for opening the window glass, and an operation for pulling both wires. May be provided. In this configuration, for example, one end of the first wire is connected to the transmission means side, one end of the second wire is connected to the window glass side, and the other end sides of the first and second wires are connected to the operation unit. In this case, if you pull the operation unit,
The interposition of the transmission means between the drive shaft and the reciprocating means is released by pulling the first wire, and the window glass is opened by pulling the second wire.

[0013] The operating section may be provided on a lower surface side of an armrest of the door trim. According to this configuration, since the operation unit is provided on the lower surface of the inconspicuous armrest, the degree of freedom in designing the vehicle interior is not impaired. Further, even if the armrest is placed on the armrest, the operation member does not hit the elbow and the operation part is not normally touched, so that erroneous operation is prevented.

Further, there is provided restoring means for interposing the transmission means again between the drive shaft and the reciprocating means when the intervention of the transmission means is released, and
The wire may be connected to the restoring means. According to this configuration, even if the intervention of the transmission unit is accidentally released, the transmission unit can be interposed again between the drive shaft and the reciprocating unit by the restoration unit.

[0015]

FIG. 1 is a side view of a window glass opening / closing device showing an embodiment of the present invention, and FIG.
3 is a cross-sectional view taken along the line BB in FIG. As shown in FIG. 1, an opening / closing device (hereinafter, referred to as an opening / closing device) 10 for the present window glass includes a motor 2 in addition to a transparent window glass 11 that can be moved up and down.
0, transmission unit (transmission means) 30, lifting unit (reciprocating means)
In the present embodiment, it is used for a right front door of an automobile.

The motor 20 has a drive shaft 21 that rotates clockwise and counterclockwise (forward / reverse rotation) in response to operation of an open / close switch (not shown) (see FIG. 2).

As shown in FIG. 3, the transmission section 30 includes a worm gear 31 fitted on the drive shaft 21, a motor drive receiving gear 32 meshed with the worm gear 31, a plate drive gear 33, and Receiving gear 3
2 and a central shaft 34 inserted in each shaft hole of the plate drive gear 33 and rotating the same together. The forward and reverse rotations of the drive shaft 21 of the motor 20 are transmitted to the lifting / lowering unit 40 side. The central shaft 34 has a movable rib 34a that is movable inside the center on one side (to the right in FIG. 3).

Here, the structure of the motor drive receiving gear 32, the plate drive gear 33 and the central shaft 34 will be described. The plate drive gear 33 is one of the central shafts 34 (FIG. 3).
Is fixed on the left) side. On the other hand, the motor drive receiving gear 32 is rotatable with the center shaft 34 via a spline or the like, and is movable along the center shaft 34. As shown in FIG. Gear 3
The right side of 2 is hooked by a movable rib 34a so as not to naturally move rightward.

As shown in FIG.
In addition to the main plate 41 and the sub-plate 42 which are arranged in the shape of a letter and are supported at the intersection C, the main guide rail 43 and the guide axis E which are attached to the lower part of the window glass 11 with the guide axis D being horizontal. A sub-guide rail 44 attached to the front door side below the window glass 11 converts the forward / reverse rotation of the drive shaft 21 into a reciprocating motion in the elevating direction.

The main plate 41 has a transmission part 30 at one end.
And a roller 41b that rolls in the main guide rail 43 in the horizontal direction at the other end. Then, in response to the rotation of the drive shaft 21, the main plate 41 is tilted about the intersection C, and the roller 41 b at the tip thereof is moved to the main guide rail 43.
By rolling inside, the window glass 11 moves in the descending direction and opens, or moves in the ascending direction and closes. The correspondence between the forward and reverse rotation of the drive shaft 21 and the movement of the window glass 11 in the elevating direction is determined by the shape of the worm gear 31 fitted to the drive shaft 21.

The sub-plate 42 has, at one end, a roller 42a for rolling in the main guide rail 43 in the horizontal direction, and at the other end a roller 42b for rolling in the sub-guide rail 44 in the horizontal direction. . The sub-plate 42 and the sub-guide rail 44 support the movement of the window glass 11 in the elevating direction by the main plate 41 and the main guide rail 43.

The opening 50 is a transmission canceling part 51 for canceling the transmission of the forward / reverse rotation of the drive shaft 21 to the sector gear 41a by the transmitting part 30 according to the manual pulling force, and a window glass for opening the window glass 11. In addition to the opening 61,
It comprises an operation unit 71 to which the manual pulling force is applied.

As shown in FIG. 3, the transmission canceling portion 51 includes a sliding member 52, a hinge 53 for operating the sliding member 52, and a wire 54 having one end connected to the hinge 53. The other end of the wire 54 is connected to a handle 72 described later via a pulley 55 for preventing the wire 54 from becoming loose. A thrust receiving member 56 is disposed between the motor drive receiving gear 32 and the plate drive gear 33.

The sliding member 52 is a cylindrical member integrally formed on the right side surface of the motor drive receiving gear 32, and has a flange portion 52a on the right end surface side.

The hinge 53 has an engaging portion 53a which engages with the flange portion 52a of the sliding member 52 and a button portion 53b.
And is supported movably in the direction of the central axis 34. When the hinge 53 is pulled by the wire 54, the hinge 53, the slide member 52 engaged with the hinge 53, and the motor drive receiving gear 32 move in one direction (to the right in FIG. 3). 32 is the worm gear 31
It comes out of the. During this movement, the motor drive receiving gear 32 moves rightward beyond the center while moving the movable rib 34a inside the center of the central shaft 34. The movable length of the sliding member 52 may be about 1 mm longer than the diameter of the worm gear 31.

The button portion 53b is used to move the motor drive receiving gear 3 when the button portion 53b is disengaged from the position where the worm gear 31 meshes.
2 is returned to a position where it meshes with the worm gear 31 again. Thus, even if the engagement between the worm gear 31 and the motor drive receiving gear 32 is erroneously released, the worm gear 31 and the motor drive receiving gear 32 can be engaged again by pressing the button 53b.

As shown in FIG. 1, the window glass opening 61 absorbs the slack of the wire 62 following the movement of the wire 62, in addition to the wire 62 having one end connected to the center of the main guide rail 43. Pulley 63 and wire 6
2 is constituted by a clip 65 for preventing the fluctuation. The pulley 63 is movable along a long groove 64 a provided in the pulley support 64, and is urged in a direction to stretch the wire 62 by its own weight or a spring. One end of the wire 62 is connected to the window glass 1
1 may be directly connected.

FIG. 4 is a perspective view showing the operation unit 71.
The operation unit 71 includes handle portions 72, 73 attached to the door surface so as to be able to be pulled in a vertical direction (arrow direction) and a simple lock portion 74 that connects the handle portions 72, 73 in a divisible manner. In the embodiment, the armrests 12 of the door trim 13 located inside the door panel inner 14 are provided.
It is provided below. The handle 72 has a plate-like projection 72 a for pulling by hand, and a rear surface 72 of the handle 72.
The other end of the wire 54 is connected to b. Handle part 73
Has a plate-shaped projection 73 a for pulling by hand, and the other end of the wire 62 is connected to the back surface 73 b of the handle 73. As described above, since the operation unit 71 is provided below the armrest unit 12, the appearance in the vehicle is not impaired. It is also effective in preventing erroneous operations.

The pullable length of the handle 73 is
As can be understood from FIG. 1, the movable length of the pulley 63 and the length of the window glass 11 that can move up and down are longer than the length that the handle portion 72 can be pulled. For this reason, the handle 7
When two and 73 are pulled simultaneously, the simple lock part 7
Due to the connection effect of 4, both the wires 54 and 62 are pulled, and when the pull length becomes equal to or greater than the pullable length of the handle portion 72, the simple lock portion 74 is disconnected by the pulling force and the handle portions 72 and 73 are divided. Only the handle 73 is further pulled.

Next, a procedure for using the opening portion 50 at the time of emergency escape in the present embodiment will be described. During an emergency escape,
When the handles 72, 73 of the operation section 71 are simultaneously pulled in the direction perpendicular to the door surface, the wires 5 connected to the handle 72 are pulled.
4, the hinge 53 is pulled, and the hinge 53 moves together with the slide member 52 and the motor drive receiving gear 32 and the like connected to the slide member 52 in a direction away from the position where the motor drive receiving gear 32 meshes with the worm gear 31. On the other hand, the glass window 11 is pulled by the wire 62 connected to the handle 73. At this time, the pulling force is absorbed by the slack preventing function of the pulley 63, and the window glass 11 does not descend.

When the vertical pull length exceeds the pullable length of the handle portion 72, the simple locking portion 74 is pulled by the pulling force.
Is disconnected, and the handle portions 72 and 73 are divided. At this time, the motor drive receiving gear 32 is completely disengaged from the position where the worm gear 31 meshes. This enables the glass window 11 to be opened by the wire 62.

When the handle portion 73 is further pulled, the function of preventing the pulley 63 from loosening reaches its limit, and the glass window 11 descends and opens according to further pulling.

As described above, since the opening of the glass window 11 is performed in response to the manual pulling, it is possible to open the glass window 11 extremely quickly.

In the above embodiment, the switching device 10
Has been described as being applied to the right front door of the vehicle, but may be employed to the left front door.

In the above embodiment, the handle portions 72, 7
Although 3 has been described as being pulled simultaneously, the present invention is not limited to this, and only the handle 73 may be pulled.
In this case, the protrusion 72a on the inside of the vehicle in the handle 72 may be removed.

In the above-described embodiment, only the motor drive receiving gear 32 of the transmission section 30 is provided with the sliding member 52.
Is movable along the central axis 34,
However, the present invention is not limited thereto, and a support member that supports a set of the motor drive receiving gear 32, the plate drive gear 33, and the central shaft 34 so as to be rotatable and movable along the central shaft 34 may be provided.

Further, in the above embodiment, the elevating unit 40 is
Although the configuration includes the sub-plate 42 and the sub-guide rail 44, the sub-plate 42 and the sub-guide rail 44 are not necessarily required.

[0038]

As is apparent from the above description, according to the first aspect of the present invention, a manual handle is unnecessary, and the window glass is quickly opened in an emergency without impairing the degree of freedom in designing the interior of the vehicle. can do.

According to the second aspect of the present invention, it is possible to release the window glass by releasing the operation of the transmission means between the drive shaft and the reciprocating means only by pulling the operation part.

According to the third aspect of the invention, the degree of freedom in designing the vehicle interior is not impaired. Further, erroneous operation can be prevented.

According to the fourth aspect of the present invention, even if the intervention of the transmission means is erroneously released, the transmission means can be interposed again between the drive shaft and the reciprocating means by the restoring means.

[Brief description of the drawings]

FIG. 1 is a side view of a window glass opening / closing device according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is a perspective view showing an operation unit.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Opening-and-closing apparatus 11 Window glass 12 Armrest part 20 Motor 21 Drive shaft 30 Transmission part (transmission means) 31 Worm gear 32 Motor drive receiving gear (1st gear) 33 Plate drive gear (2nd gear) 34 Center axis 40 Elevating part (reciprocation) Moving means) 41 main plate 41a sector gear 50 opening part (opening means) 51 transmission releasing part 52 sliding member 53 hinge (restoring means) 54 wire (first wire) 61 window glass opening part 62 wire (second wire) 71 Operation part 72, 73 Handle part 74 Simple lock part

Claims (4)

[Claims] 1. A reciprocating window glass, a motor having a drive shaft rotating in forward and reverse directions, and a reciprocating means for reciprocating the window glass in accordance with forward and reverse rotations of the drive shaft. Transmitting means interposed between the drive shaft and the reciprocating means for transmitting the rotation of the drive shaft to the reciprocating means; and the drive shaft and the reciprocating means in response to a manual pulling force. Opening means for opening the window glass while releasing the interposition of the transmission means between the opening and closing means. 2. The reciprocating movement includes a first gear and a second gear co-rotating via a central shaft, and a worm gear fitted to the drive shaft and meshing with the first gear. The means has a sector gear meshing with the second gear, and opens and closes the window glass according to the rotation of the sector gear. The opening means is provided between the drive shaft and the reciprocating means. 2. The window glass according to claim 1, further comprising a first wire for canceling the intervention of the transmission means, a second wire for opening the window glass, and an operation unit for pulling both wires. Switchgear. 3. The window glass opening and closing device according to claim 2, wherein the operation unit is provided on a lower surface side of an armrest of the door trim. 4. A reconstructing means for re-intervening the transmission means between the drive shaft and the reciprocating means when the intervention of the transmission means is released, wherein the first wire comprises 4. The window glass opening / closing device according to claim 1, wherein the window glass opening / closing device is connected to a restoring unit.