JP3167941B2 - Freeze release device for vehicle sliding door - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for freezing a sliding door of a vehicle.

[0002]

2. Description of the Related Art Conventionally, a slide door provided on a vehicle body has a front latch device, a rear latch device, an outer handle on an outer surface, an inner handle on an inner surface , a relay mechanism, a child lock manual lever, and a key cylinder. The one provided with a full-open stopper is known.

[0003]

The above-mentioned known slide door sometimes freezes on the vehicle body side in a severely cold region and cannot be opened. The freezing phenomenon is not limited to the sliding door,
This also occurs with swing doors, but in the case of swing doors, behind the door
Call strongly Pulling the outer handle that is attached to
With the sliding door, the outer door can be opened unexpectedly.
The rear part of the door is opened because the handle is attached to the front side of the door
It is difficult to apply force in the direction, and it may not be possible to open the door
Occurs relatively frequently. Especially in severe cold regions, rain and snow gather at the bottom of the sliding door and freeze. In addition, the road
The splash water collects at the bottom of the sliding door and freezes. In such a case, even if the upper part of the slide door is pushed, the slide door is only deformed, and the frozen portion cannot be peeled off.

[0004]

Therefore, according to the present invention, the sliding door 2 is connected to a door closing striker 4A fixed to the vehicle body side.
After maintaining the closed state of the slide door 2 by combining
The side latch device 4, the drive motor 14, and the power of the drive motor 14 move the slide door 2 in the door opening direction.
Provided with a freezing release device 12 having a pressing body 40, the pressing body 40 of the freezing release device 12 includes:
It protrudes from the slide door 2 inside the slide door 2
The door for closing is mounted on the vehicle body side.
A door opening striker 37 separate from the triker 4A is provided.
The opening door striker 37 closes the slide door 2.
And into the slide door 2 and in the vicinity of the pressing body 40
The freezing release device 12 includes a metal rod 37b facing the
Wherein it than the vertical center in the rear than the front and rear center of the sliding door 2 that the unfrozen apparatus for a vehicle slide door provided in the lower area A 12a of the lower side.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the drawings.
1 is a vehicle body, 2 is a slide door slidably attached to the vehicle body 1, 3 is a front latch device provided on the front side of the slide door 2, 4 is a rear latch device provided on the rear side of the slide door 2, As is well known, the latch devices 3 and 4 are provided inside the sliding door 2 and are fixed to the vehicle body.
A, 4A keeps the sliding door 2 closed.
Carry. 5 outer handle provided on the outer surface of the front of the slide door 2, the inner handle is provided on the inner surface of the slide door 2 6, the relay mechanism provided in an intermediate position inside the sliding door 2 is 7, 8 child lock A manual lever, 9 is a key cylinder, 10 is a fully-open stopper, A is a vehicle-side connector that leads to a battery of the vehicle, and B is a door-side connector that contacts the vehicle-side connector A when the door is closed. Reference numeral 11 denotes a freeze release driving device of the present invention, and 12 denotes a freeze release drive device 11.
This is a freeze-release device operated by the

[0006] As shown in FIGS. 2 to 4, the freeze releasing drive device 11 includes a drive motor 14 and a metal base 13.
A driving gear 15 rotated by the driving motor 14, a passive gear 16 engaged with the driving gear 15 and rotated by the driving gear 15, and an intermediate position in a longitudinal direction of a shaft 17 of the passive gear 16. (See FIG. 9), and a long hole 17a is engaged with the shaft 17 so that the rotating piece 1
8 and a lower ratchet release lever 20 to which a rod 20a reaching the ratchet of the rear latch device 4 is attached.
And the outer handle 5 or the inner handle 6
And an upper return lever 21 to which a rod 21a is attached. The switch for energizing the drive motor 14 is mounted not only on the driver's seat but also on the outer handle 5 outside the slide door 2.

The driving gear 15 has a smaller diameter than the passive gear 16, and the rotating piece 18 is connected to the shaft 1 of the passive gear 16.
7 (FIG. 9), the sliding and rotating piece 19 is slidable by fitting a long hole 17a to the shaft 17 of the passive gear 16 (FIG. 10). The protruding piece 22 provided on the side of the moving piece 18 and the protruding piece 2 provided on the side of the sliding rotation piece 19
3, a tension spring 24 is provided between
Pins 25 provided at one end (lower end) of Ru is biased toward the axis 17. Reference numeral 26 denotes a clutch recess formed on the outer periphery of the passive gear 16. The pin 25 is engaged with the clutch recess 26 by the elastic force of the spring 24. With this engagement, the sliding rotation piece 19 rotates about the shaft 17 in conjunction with the rotation of the passive gear 16. The pin 25 is also engaged in the elongated hole 27 provided in the rotating piece 18, so that when the sliding rotating piece 19 rotates, the rotating piece 18 is also rotated by the pin 25.

A roller 29 is provided on the opposite side (upper side) of the pin 25 of the sliding rotation piece 19 to contact the arcuate surface 28 on the lower surface of the upper return lever 21 (see FIG. 4) . The upper return lever 21 is connected to the metal base 13 by a shaft 30.
Is attached to the shaft. The upper return lever 21 is provided on the sliding rotation piece 1.
9 , the passive gear 16 is provided as shown in FIG.
When the outer handle 5 or the inner handle 6 to open operating when rotating the upper return lever 21 is rotated about the shaft 30 through the <br/> rod 21a, rotates together with the passive gear 16 Abuts against the roller 29 of the sliding and rotating piece 19 thus formed. Accordingly, when the roller 29 is pushed in the direction of the shaft 17 and the sliding rotation piece 19 slides against the elasticity of the spring 24, the pin 25 of the sliding rotation piece 19 is disengaged from the clutch recess 26. Thereafter, the rotation of the passive gear 16 is no longer transmitted to the sliding rotation piece 19. A roller 32 is provided at the lower end of the rotating piece 18 so that the arcuate surface 31 of the lower ratchet release lever 20 abuts. The lower ratchet
The right end of the lever 20 in FIG.
Is supported by a shaft 33.

An engaging portion 32a to which one end 34a of a wire 34 is connected is provided on the opposite side (upper end side) of the roller 32 of the rotating piece 18, and the other end 34b of the wire 34 is connected to a door of the freeze releasing device 12. It is connected to the mold lever 35 (FIG. 2). A spring 36 is attached to the door-type lever 35, and the door-type lever 35 is urged by the elastic force of the spring 36 to always rotate rightward in FIG. The wire 34 is elastic with the spring 36
By being pulled, the rotating piece 18 is also biased in normal Tokihidariten direction elastic force of the same spring 36.

The freeze releasing device 12 is provided with an entry groove 38 into which a fixed striker 37 enters the vehicle body 1 when the door is closed. At a position near the entry groove 38, the pressing body 40 is axially fixed by the shaft 40a. The pressing body 40 is provided with a step 39 that comes into contact with the striker 37 that has entered the entry groove 38 when rotated. A projection 41 is formed on a part of the pressing body 40,
The projection 41 is projected upward. Reference numeral 42 denotes a shaft for pivotally attaching the door-type lever 35 to the body of the freeze releasing device 12.
The shaft 42 and the door-type lever 35 are fixed, a base of a first link 43 is fixed to the other end (inside of the body) of the shaft 42, and a second link is A base 45 is axially mounted , and a roller 45 (omitted in FIG. 8) is provided at the tip of the second link 44. The roller 45 projects from the pressing body 40 when the first link 43 rotates by the rotation of the shaft 42. Contact 41. The striker 37 has a metal base 37a provided with a U-shaped metal rod 37b (FIG. 8).

Accordingly, when the driving motor 14 is energized and the rotating piece 18 is rotated by the driving motor 14, the door type lever 35 is pulled by the rotating piece 18 via the wire 34 and rotated. , The door-type lever 35
The first link 43 is rotated via the shaft 42 by the rotation of the first link 43, the second link 44 is rotated by the rotation of the first link 43, and the protrusion 41 is pushed by the roller 45 (or may be directly pushed by the second link 44). When the pressing body 40 is rotated, the pressing body 4
Since the striker 37 is pressed at 0, the slide door 2 is pushed out in the door opening direction.

When the door is opened by pressing the striker 37 with the pressing body 40, the freezing of rain and snow in a severely cold area concentrates on the lower part of the slide door 2 , and in such a case, the upper part of the slide door 2 is pushed. However, the sliding door 2 is only deformed, and the frozen portion cannot be peeled off. Accordingly, as shown in FIG. 1, may press the lower area A 12a of the slide door 2 as shown in a~g point. Wherein A lower area A 12a,
It is behind the front and rear center of the sliding door 2 and below the vertical center.

[0013]

Next, the operation will be described. When the door is closed, the front latch device 3 and the rear latch device 4 are fully latched, respectively,
At the same time, the striker 37 is inserted into the entry groove 38 of the freeze releasing device 12.
Enters. Further, the vehicle body-side connector A and the door side connector B are joined, the power from the driving motor 14 of the vehicle body is passed <br/> electricity, via a driving gear 15 is reversely rotated passive gear 16 in FIG. 3 Set to the initial state. Since the door is closed and not opened, the fully-open stopper 10 does not act.

[0014] In this state, or when you wash or encountered rain, in the coldest region, and frozen concentrated mainly lower error <br/> Li A 12a of the slide door 2, the bottom collar of the slide door 2
A The cushion rubber of 12a freezes on the door frame of the vehicle body 1,
Even when the outer handle 5 or the inner handle 6 is opened, the door cannot be opened. At this time, when a switch provided at an arbitrary position (in the embodiment, provided on the outer handle 5) is turned on, the drive motor 14 rotates to rotate the drive gear 15 forward, and the drive gear 15 16 is rotated forward, and the sliding turning piece 19 in which the pin 25 is engaged with the clutch concave portion 26 of the passive gear 16 is
Turning to the right from the state of FIG.
8 is turned to the right to bring the rotating piece 18 into the state shown in FIG. Then, the lower end of the rollers 32 of the rotary piece 18 is in contact with the arcuate surface 31 of the lower ratchet release lever 20, downward movement (Hidariten around an axis 3 3 lower ratchet solution <br/> removal lever 20 ), Lower side
When the ratchet release lever 20 is moved downward, the ratchet of the rear latch device 4 is released from the latch via the rod 20a. As a result, the latch of the rear-side latch device 4 becomes free , and the rear-side latch device 4 comes into contact with the door closing striker 4A.
The engaged state is released .

At the same time that the latch of the rear latch device 4 is released, the rotating piece 18 rotates the door-type lever 35 of the freeze releasing device 12 by the wire 34, and the shaft 42 is rotated by the rotation of the door-type lever 35. The first link 43 fixed to the shaft 42 by the rotation of the shaft 42 is rotated clockwise in FIG.
When the first link 43 is rotated clockwise, the second link 44, which is pivotally mounted on the first link 43, is rotated to press the projection 41 of the pressing body 40, so that the pressing body 40 is rotated left. Then, stepped portions 39 of the pressing member 40 is in contact with the striker 37 to push the striker 37 equivalents, thereby allowing door opening separating the lower area A 12a of the sliding door 2 which is frozen from the vehicle body 1. The release of the ratchet of the rear latch device 4 is slightly earlier than the pushing of the striker 37 by the pressing body 40. When the lower area A 12a of the slide door 2 is moved away from the vehicle body 1, since the vehicle body-side connector A and the door side connector B outside, power supply to the drive motor 14 is cut off, the passive gear 16, sliding times Dohen 19, rotation The piece 18 stops in place. However, when the outer handle 5 or the inner handle 6 is opened, the upper return lever 21 is moved to the position shown in FIG.
Then, the roller 29 is turned to the left around the shaft 30 and pushes the roller 29, so that the sliding rotation piece 19 is moved downward, and the pin 25 is
Since the sliding pivot piece 19 and the pivot piece 18 return, the spring 36 of the door-type lever 35 returns to the initial position.

[0016]

As described above, the known sliding door freezes in an extremely cold region, and cannot be opened. In particular, in the coldest areas, rain, snow lower error <br/> re-A was set at the bottom of the slide door is frozen. Further, in the road, splashed water bottom area A is set at the bottom of the slide door is frozen. In such a case, even if the upper part of the slide door is pushed, the slide door is only deformed, and the frozen portion cannot be peeled off. However, according to the present invention, the sliding door 2 is provided with a door closing fixed to the vehicle body side.
The slide door 2 is closed by engaging with the striker 4A.
Rear-side latch device 4 for maintaining the door state and drive motor 1
4 and a freeze releasing device 12 having a pressing body 40 for moving the slide door 2 in the door opening direction by the power of the driving motor 14 .
The pressing body 40 slides in the slide door 2.
The vehicle body is configured to rotate without protruding from the door 2,
On the side, a door-opening strike separate from the door-opening striker 4A is provided.
A squid 37 is provided, and the door opening striker 37 is
When the door 2 is closed, it enters the slide door 2 and
It comprises a metal rod 37b facing the vicinity of the serial pressing body 40, the unfreeze device 12, freezing of a vehicle sliding door provided on the lower side of the lower area A 12a than the vertical center in the rear than the front and rear center of the sliding door 2 Since the slide door 2 is pressed in the opening direction by the rotation of the drive motor 14 because the release device is used, the door can be easily opened. side of the lower area a 12a
By pressing, the frozen portion can be surely peeled off. Also press
Not to scratch the car body in the pressing by the body 40.

[Brief description of the drawings]

FIG. 1 is a front view of a sliding door.

FIG. 2 is a front view of the entire main part.

FIG. 3 is a front view of the freeze-release drive device before operation.

FIG. 4 is a front view after the operation of the freeze release driving device.

FIG. 5 is a diagram showing a state before the freeze releasing device is operated.

FIG. 6 is a state diagram of an operation start of the freeze releasing device.

FIG. 7 is a diagram showing a state in which the operation of the freeze releasing device is completed.

FIG. 8 is a perspective view of a main part of the freeze releasing device.

FIG. 9 is a front view of a rotating piece.

FIG. 10 is a front view of a sliding turning piece.

FIG. 11 is a front view of a passive gear.

FIG. 12 is a cross-sectional view of the freeze releasing device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Body, 2 ... Sliding door, 3 ... Front latch device, 3A
... Striker for closing door, 4 ... Latch on rear side, 4A ... Closed door
5 striker, 5 outer handle, 6 inner handle, 7 relay mechanism, 8 child lock manual lever, 9 key cylinder, 10 fully open stopper, 11
... unfrozen drive, 12 ... unfreezing device, 12a ... bottom area A, 13 ... metal base, 14 ... drive motor, 1
5 drive gear, 16 passive gear, 17 passive gear shaft,
17a: long hole, 18: turning piece, 19: sliding turning piece, 20
... lower ratchet release lever, 20a, 21a ... rod, 21 ... upper return lever, 22 ... projecting piece, 23 ... projecting piece,
24 ... spring, 25 ... pin, 26 ... clutch recess, 27 ...
Long hole, 28 ... arc surface, 29 ... roller, 30 ... axis, 31 ... arc surface, 32 ... roller, 33 ... axis, 34 ... wire, 34a
.., One end, 34b, the other end, 35, a door-type lever, 36, a spring for returning the door-type lever, 37, a striker, 37a, a metal pedestal, 37b, a U-shaped rod, 38, an entry groove, 39, a step Part, 40 ... engagement body, 40a ... shaft, 41 ... projection, 42 ...
Shaft, 43: first link, 44: second link, 45: roller, a to g: mounting position of the freeze releasing device.

Continuation of front page (56) References JP-A-6-108727 (JP, A) JP-A-8-13878 (JP, A) JP-A-8-13879 (JP, A) JP-A-1-142770 (JP) , U) (58) Fields investigated (Int. Cl. ⁷ , DB name) E05B 17/00 B60J 5/06 E05B 65/20 E05B 65/32

Claims (1)

(57) [Claims] 1. A sliding door 2 for closing a door fixed to a vehicle body side.
The slide door 2 is closed by engaging with the striker 4A.
Rear-side latch device 4 for maintaining the door state and drive motor 1
4 and a freeze releasing device 12 having a pressing body 40 for moving the slide door 2 in the door opening direction by the power of the driving motor 14 .
The pressing body 40 slides in the slide door 2.
The vehicle body is configured to rotate without protruding from the door 2,
On the side, a door-opening strike separate from the door-opening striker 4A is provided.
A squid 37 is provided, and the door opening striker 37 is
When the door 2 is closed, it enters the slide door 2 and
It comprises a metal rod 37b facing the vicinity of the serial pressing body 40, the unfreeze device 12, freezing of a vehicle sliding door provided on the lower side of the lower area A 12a than the vertical center in the rear than the front and rear center of the sliding door 2 Release device.