JPH10175443A - Automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To firmly hold a door against a vehicle body by providing door holding means holding the door part below a line connecting together first and second door lock devices against the body, under the condition in which the door is on the closed position. SOLUTION: When a door 3 is on the closed position, a stopper 30 fitted to a vehicle body 2 is pressure-contacted with the door part below a line L connecting together door lock devices 18, 19, and presses the door in the direction of being pressed to the outside of the vehicle room. Hereby, the window frame part 7 of the door 3 is pressed on the side of a weather trip fitted to the body 2, and the window frame part is pressure-contacted with the weather trip by appropriate pressure. Because under the condition of the door 3 being on the closed position, the door part below the line L connecting together the door lock devices 18, 19 is held against the body in this way, and the position of the door 3 can be regulated, troubles such as vibration of the door 3 around the line L or sucking out of the window frame part 7 outwards from the vehicle room can be obstructed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automobile having a sliding door which slides in a longitudinal direction of a vehicle body to open and close a door opening formed in the vehicle body.

[0002]

2. Description of the Related Art A car of the above type is, for example, a real car.
It is conventionally known as disclosed in U.S. Pat. In this type of automobile, a first door lock device is provided at an intermediate position in the vertical direction at the front of the door to lock the door to the vehicle body when the door occupies the closed position,
The lock device and the first striker fixed to the vehicle body are engaged with each other, and a second door lock device is provided at an intermediate position in the vertical direction at the rear of the door, and the lock device is engaged with the second striker fixed to the vehicle body. Let me. When the locks of the first and second door lock devices are released by the lock release device and the doors are slid rearward or forward, the doors can be brought to the open position.

[0003] As described above, the door can be locked in the closed position by providing the first and second door lock devices and the first and second strikers engaged with the first and second door lock devices. When the door occupying the closed position is supported by the two door lock devices provided at intermediate positions in the vertical direction and the striker with which they are engaged, the door can be firmly held to the vehicle body. Accordingly, the sealing function between the door and the vehicle body is reduced. Further, in some cases, the door may vibrate, though slightly, to generate an unusual noise when the vehicle is running, and a wind noise may be generated.

In order to prevent the above problem, a third door lock device is provided on the door in addition to the first and second door lock devices, and the third door lock device is engaged with a striker fixed to the vehicle body, and the door is locked. May be firmly held on the vehicle body by three door lock devices. However, providing such a large number of door lock devices inevitably increases the cost of the vehicle and increases its weight.

[0005]

DISCLOSURE OF THE INVENTION The present invention has been made based on the above recognition.
An object of the present invention is to provide an automobile having a sliding door, which is capable of suppressing an increase in cost and weight, and capable of firmly holding the door against a vehicle body when the door is closed. .

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a vehicle body having a vehicle compartment therein, an inner panel located on the vehicle interior side, and an inner panel fixed to the panel. A door having an outer panel positioned outside the vehicle compartment, and a door that moves between a closed position for closing a door opening formed in the vehicle body and an open position on the rear side or front side of the vehicle body with respect to the closed position. As described above, a door opening / closing device for guiding the door, and a front portion of the door, which is provided at an intermediate position in the vertical direction of the door, when the door occupies the closed position,
A first door lock device that engages with a first striker fixed to the vehicle body and locks the door with respect to the vehicle body; and a rear portion of the door, which is provided at an intermediate position in the vertical direction of the door,
A second door lock device for engaging a second striker fixed to the vehicle body to lock the door to the vehicle body when the door occupies the closed position;
And an unlocking device for unlocking the second door lock device, wherein the door portion is below a line connecting the first and second door lock devices when the door is in the closed position. An automobile having a door holding means for holding the vehicle body with respect to the vehicle body is proposed.

At this time, the door holding means is provided on a vehicle body portion facing a door portion below a line connecting the first and second door lock devices with the door closed, and the door is in a closed position. Advantageously, in certain situations it comprises a stopper which presses against the door part and regulates the position of the door.

Further, the door holding means may include first and second doors.
Advantageously, a stopper is provided at a door portion below a line connecting the door lock device and presses against a vehicle body portion facing the door portion in a state where the door is in a closed position to regulate the position of the door. It is.

Further, the door holding means is rotatably supported by a third striker fixed to the vehicle body and a door portion below a line connecting the first and second door lock devices,
A latch that engages with the third striker to regulate the position of the door when the door occupies the closed position, and that releases from the third striker according to the movement of the door when the door is opened. This is advantageous.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a side view showing a front portion of a truck which is an example of an automobile. The automobile shown here has a vehicle body (cab) 2 mounted on a chassis frame 1 and the vehicle body 2 will be described later. The sliding door 3 is supported as described above, and the vehicle body 2 defines a passenger compartment therein.

The door 3 has a door main body 6 constituting substantially the lower half thereof and a window frame 7 constituting substantially the upper half thereof, and the window glass 8 is disposed on the window frame 7. The door 3 is, as shown in FIGS. 2 to 6, an inner panel 4 located on the vehicle interior I side and fixed to the panel 4, and is located on the exterior O side of the inner panel 4. An outer panel 5 is provided, and these panels 4 and 5 constitute a door body 6 and a window frame 7.

FIG. 3 is an enlarged sectional view taken along the line III-III of FIG.
1 is an enlarged sectional view taken along the line IV-IV of FIG. 1, FIG. 5 is an enlarged sectional view taken along the line VV of FIG. 1, and FIG. 6 is a sectional view taken along the line VI-VI of FIG. When the door 3 is in the closed position for closing the door opening 10 formed in the vehicle body 2, the weather strips 24 and 25 made of an elastic material such as rubber attached to the vehicle body portion along the door opening 10 are connected to the door 3. It presses against the vicinity of the peripheral portion, thereby sealing the vehicle interior I.

The reference numeral 26 in FIG. 1 and FIG.
Quarter pillars forming part of the vehicle body 2, reference numeral 27 in FIGS. 1, 4 and 6 denotes a front pillar similarly forming a part of the vehicle body 2, and reference numeral 28 in FIG. The floor panels are each shown. Reference numeral 29 in FIGS. 1 and 4 denotes a front window glass located at the front of the passenger compartment.

The door 3 has a closed position for closing a door opening 10 formed in the vehicle body 3 as shown by a solid line in FIG. 1, and a rearward position of the vehicle body from the closed position also as shown by a two-dot chain line in FIG. Side open position. The door 3 may be configured to be moved to an open position on the front side of the vehicle body from its closed position. The door 3 is guided between a closed position and an open position by a door opening / closing device described below. The terms “front” and “rear” used in this specification refer to the forward direction of the vehicle as the forward direction and the opposite direction to the backward direction, and the direction indicated by the symbol F in the drawings is the forward direction of the vehicle.

FIGS. 2A, 2B and 2C are explanatory plan views schematically showing a door opening / closing device 11. The device 11 includes a base bracket 12 fixed to the vehicle body 2, and
Two arms 13, 14 whose base ends are pivotally attached to the base bracket 12, a slider 15 pivotally attached to the distal ends of these arms 13, 14, and the slider 15 is slid in the longitudinal direction of the vehicle body 2. Guide rail 16 movably supported
And the guide rail 16 is the inner panel 4 of the door 3.
It is fixed to. The base bracket 12, the two arms 13, 14 and the slider 15 constitute a parallel link mechanism.

As shown in FIG. 1, the door 3 has an outside handle 1 pivotally attached to an outer panel 5.
7 and an inside handle (not shown) rotatably connected to the inner panel 4 and located on the vehicle interior side. FIG. 2A shows a state in which the door 3 occupies the closed position. In this state, an occupant outside the vehicle compartment places a hand on the outside handle 17, or an occupant inside the vehicle compartment places a hand on the inside handle. When the door 3 is hung and the door 3 is pulled toward the rear side of the vehicle body, the two arms 13 and 14 rotate around the base end side as shown in FIG. And take a substantially orthogonal posture, and are locked here.
By this operation, the door 3 moves together with the slider 15 to the vehicle body 2.
Outside in the width direction and on the rear side (open position side)
To rotate. When the operator further pulls the door 3 backward,
The guide rail 16 fixed to the door 3 moves rearward with respect to the slider 15, whereby the door 3 slides rearward. In this way, the door 3 is brought to the open position shown in FIG. By the reverse operation, the door 3 can be brought to the closed position. Arm 13,
By reversing the operating directions of the slider 14 and the slider 15 in the front-rear direction of the vehicle body, the door can be moved to the front side of the vehicle body and brought to its open position. The door opening / closing device 11 shown in FIG. 2 is known per se, and is described in detail in, for example, Japanese Utility Model Publication No. 2-37620.

As described above, the illustrated automobile has the door 3
Door opening and closing device for guiding the door 3 so that the door 3 moves between a closed position for closing the door opening 10 formed in the vehicle body 2 and an open position on the rear side (or front side) of the vehicle body with respect to the closed position. 11 is provided.

When the door 3 is closed as shown by the solid line in FIG. 1, it is necessary to lock the door 3 at the closed position. For this purpose, the vehicle shown in FIG.
A first door lock device 18 provided at an intermediate position of the door 3 in the vertical direction, and a second door provided at a rear portion of the door 3 and provided at an intermediate position of the door 3 in the vertical direction. And a lock device 19. These door lock devices 18 and 19 are lock devices for locking a door pivotally supported on the vehicle body so as to be freely openable and closable with respect to the vehicle body, and are no different from door lock devices generally used in the related art. As shown in FIG. 2, bases 20 and 21 fixed to the inner panel 4 of the door 3 and a latch (not shown) pivotally supported by the base are provided. When the door 3 occupies the closed position, the first door lock device 18 includes a substantially U-shaped first striker 22 whose latch is fixed to the vehicle body 2.
To lock the door 3 with respect to the vehicle body 2. Similarly, when the door 3 occupies the closed position, the second door lock device 19 also has the second striker 23 (with the latch fixed to the vehicle body 2). 3 (see FIG. 3) to lock the door 3 with respect to the vehicle body 2. A notch (not shown) is formed in the inner panel 4 of the door 3 so that the strikers 22 and 23 can engage with the latches of the respective door lock devices 18 and 19. The strikers 22 and 23 are closed when the door 3 is closed. Relatively rush into the notch. These door lock devices 18 and 19 are
For example, it is disclosed in Japanese Patent Publication No. Hei 5-42555 and is widely used in general and is well known per se, and therefore, further description is omitted.

When the door 3 is to be opened, the above-described outside handle 17 or inside handle is rotated, and the movement is transmitted to each door lock device 18, 19 via a transmission (see FIG. 10). By rotating the latch, the latch is removed from the strikers 22, 23, and the door 3 may be pulled backward as described above. When the door 3 is returned to the closed position, the latches of the door lock devices 18 and 19 are automatically engaged with the strikers 22 and 23, respectively, and the door 3 is locked. Thus, in this example, when the outside handle 17, the inside handle, and the transmission are to open the door 3, the unlocking device that unlocks the first and second door lock devices 18, 19 is provided. Configure. This unlocking device is provided on the door 3. This device is also well-known in the prior art, and the vehicle shown in FIG. 1 has such an unlocking device.

The configuration of the automobile described above is conventionally known. At this time, when the door 3 occupies the closed position, the door 3 is supported on the vehicle body 2 by the first and second door lock devices 18 and 19 and the first and second strikers 22 and 23. However, assuming that the door 3 is supported by the vehicle body 2 mainly at only two points,
As shown in FIG. 3, the swinging around the line L connecting the door lock devices 18 and 19 becomes easy, so that the sealing property in the vehicle interior is reduced or the door is extremely closed when the vehicle is running, as described below. Vibration may be slight, and wind noise may be generated.

When the door 3 occupies the closed position, the vicinity of the peripheral portion thereof comes into pressure contact with the weather strips 24 and 25 attached along the door opening 10 of the vehicle body 2 as described above, and the sealing property of the vehicle interior I is improved. Is obtained. At this time, as described above, the door 3 occupying the closed position is mainly attached to the vehicle body 2 by the first and second door lock devices 18 and 1.
9, the window frame 7 on the upper side of the door 3 is lower in rigidity than the door body 6 on the lower side, so that the window frame 7 is elasticized by the weather strips 24 and 25. It is pushed out to the O side outside the cabin. For this reason, the pressure contact force between the window frame portion 7 and the weather strips 24 and 25 is weakened, the sealing function at this portion is reduced, and there is a possibility that rainwater or wind may enter the vehicle interior I through this portion. When the vehicle is running, a line L connecting the two door lock devices 18 and 19 is provided.
The door 3 may vibrate around the door to generate an abnormal noise, or the window frame 7 may be sucked out to the outside O of the vehicle, thereby generating wind noise.

The number of door lock devices is increased, and
If the door 3 is supported on the vehicle body 2 at more than
, And the above-mentioned problems can be prevented, but the cost of the door lock device is high,
The disadvantages of a significant increase in vehicle cost and an increase in vehicle weight are inevitable.

Therefore, in the vehicle of the present embodiment, the first and second door lock devices 18, 1 with the door 3 in the closed position are provided.
Door holding means for holding the door portion below the line L connecting to the vehicle body 9 with respect to the vehicle body 2 is provided. In the illustrated example, the door holding means is provided with the stopper 3 as shown in FIG.
0. This stopper 30 is shown in FIG.
As shown in FIG. 2, the outer peripheral surface is formed in a cylindrical shape made of an elastic material such as rubber, and a spiral thread groove 31 is formed on the outer peripheral surface. With the door 3 closed as shown in FIG.
A stopper mounting hole 3 is formed in a vehicle body portion (floor panel 28 in this example) facing a door portion 3a below a line L connecting the first and second door lock devices 18 and 19 shown in FIG.
The stopper 30 is screwed into the mounting hole 32 and fixed. When the door 3 is in the closed position, the stopper 30 attached to the body 2
a to press the door portion 3a in a direction to push the door portion 3a to the outside of the vehicle compartment. As a result, as shown in FIG. 4, the window frame 7 of the door 3 is attached to the weather strip 24 attached to the vehicle body 2,
25, and the weather strips 24,
25 is pressed with an appropriate pressure. Thus, in the state where the door 3 is in the closed position, the first and second door lock devices 18,
The door portion 3a below the line L connecting the lines 19 is held by the stopper 30 with respect to the vehicle body 2, and the position of the door 3 can be regulated. Thereby, it is possible to prevent the sealing function between the window frame 7 and the weather strips 24 and 25 from being hindered. In addition, the door 3 vibrates around the line L when the automobile is running, It is possible to prevent a problem that the airbag 7 is sucked out of the vehicle compartment. The stopper 30 has a very simple structure as compared with a door lock device.
Its cost and weight can be kept low.

The stopper 30 is provided with a screw groove 3 on its outer periphery.
1 is screwed into the vehicle body 2 and its stopper 3
By turning 0, the amount by which the stopper 30 projects in the width direction of the vehicle body can be adjusted. For this reason, door 3
The position of the door 3 in the closed position can be correctly regulated by adjusting the amount of protrusion of the stopper 30 according to the installation state of the door 3.

In the example shown in FIG. 5, the stopper 30 constituting the door holding means is connected to the first and second door lock devices 1.
A stopper 30 presses against the door portion 3a in a state where the door 3 is in the closed position, and the stopper 30 presses the door portion 3a to restrict the position of the door 3 when the door 3 is in the closed position. The stopper 30 may be provided on the side of the door 3 as shown in FIG. That is, the door holding means is constituted by the stopper 30 shown in FIG. 7, and the stopper 30 is located at a position lower than the line L (FIG. 1) connecting the first and second door lock devices 18 and 19 as shown in FIG. The stopper 30 is provided on the lower door portion 3a, and when the door 3 is in the closed position, the stopper 30 is pressed against the vehicle body portion facing the door portion 3a to regulate the position of the door 3. Also in this case, by rotating the stopper 30, the amount by which the stopper 30 projects from the door portion in the width direction of the vehicle body 3 can be adjusted, and thereby the door 3 can be properly held at an appropriate position. .

Further, as shown in FIGS. 1, 6 and 9, a third striker 33 fixed to the vehicle body 3 is used as the door holding means.
And a latch 34 provided on the door 3 side. The third striker 33 is formed in a substantially U-shape as shown in FIG. 6, and has a base end portion fixed to the vehicle body 2, in this example, the front pillar 27. As shown in FIG. 9, a base member 35 is fixed to the inner panel 4 of the door 3, and the above-described latch 34 is pivotally supported by the base member 35 via a pin 36.
As can be seen from FIG. 1, the latch 34 is pivotally supported via a base member 35 at a door portion below a line L connecting the first and second door lock devices 18 and 19 via a base member 35. . The tension spring 3 is attached to the latch 34 and the base member 35.
7 are locked at each end, and the spring 3
When the door 4 is in a state where the door 4 is opened by rotating the door 4 in the clockwise direction in FIG. 9, the latch 34 occupies the position indicated by the chain line in FIG. When the door 3 is closed, the latch 34
Is pressed against the third striker 33 to be pressed. When the door 3 reaches the closed position, the latch 34 rotates to the position shown by the solid line in FIG. 9 against the pulling action of the spring 37, and at this time, the latch 34 engages with the third striker 33.
Also in this case, a cutout (not shown) is formed in the inner panel 4 of the door 3 so that the striker 33 can engage with the latch 34, and when the door 3 is closed, the striker 33 relatively protrudes into the cutout. , Latch 34. Similarly, a notch 35 a is formed in the base member 35.

As described above, when the door 3 occupies the closed position, the latch 34 engages with the third striker 33 to regulate the position of the door 3. The latch 34 is located below the line L connecting the first and third locking devices 18 and 19 and engages with the third striker 33 fixed to the vehicle body 2 at that position to regulate the position of the door 3. Therefore, the aforementioned stopper 30
Similarly, the door portion below the line L connecting the first and second door lock devices 18 and 19 is held with respect to the vehicle body 2,
The door is pushed out of the cabin. As a result, the window frame 7 is attached to the weather strips 24, 2 attached to the vehicle body 2.
5 and is pressed against the weatherstrips 24 and 25 with an appropriate pressure. In addition, it is possible to prevent the door 3 from vibrating around the line L and the window frame 7 from being sucked out of the vehicle compartment when the automobile is running.

When the door 3 is opened, at this time, the latch 34 moves to the third striker 33 in accordance with the movement of the door 3.
And the latch 34 is rotated by the action of the spring 37 to the position shown by the chain line in FIG. As described above, when the door 3 is opened, the latch 34 naturally comes off from the third struts 33. For this reason, there is no need to provide an unlocking device for releasing the engagement between the latch 34 and the striker 33, and the configuration can be simplified, and an increase in cost and weight of the automobile can be suppressed. The latch 34 itself is the same as the latches of the first and second lock devices 18 and 19, but in the configuration shown in FIG.
No means for disengaging the striker 33 is provided, and the configuration is simpler and lighter than the door lock device.

In the illustrated vehicle, the stopper 30
Although the door holding means including the third striker 33 and the latch 34 are provided together, the desired object of the present invention can be achieved only by providing one of them.

In the above-described automobile, the occupant operates the outside handle 17 or the inside handle shown in FIG. 1 to unlock the first and second door lock devices 18 and 19 as described above. There is
The occupant manually operates the two door lock devices 18,
Since the unlocking of 19 is performed, a large operation force is required at this time, and the operability may be reduced. Thus, in the illustrated example, the operation force is reduced as follows.

FIG. 10 shows the outside handle 1 described above.
7 shows a transmission link 38 which is actuated forward as indicated by the arrow, and one end of a pivot link 39, 40 is pivotally attached to the front end and rear end of the link 38, respectively. The transmission link 38 and the two rotating links 39 and 40 are
It is arranged inside a door main body 6 (FIG. 1) not shown in FIG. Further, the two rotating links 39 and 40 are pivotally supported by the door main body 6 via pivots 41 and 42, and the respective rotating links 39 and 40 are connected to the links 43 and 40 connected to the other end. The first and second door lock devices 18 and 19 shown in FIG. When the outside handle 17 is operated, the transmission link 38 operates in the direction of the arrow, and the movement is transmitted to the respective door lock devices 18 and 19 via the respective rotation links 39 and 40 and the other links 43 and 44. The lock is released.

As can be seen from FIG. 10, the distance between the pivotal link between the transmission link 38 and each of the rotating links 39, 40 and the pivots 41, 42 for pivotally supporting each of the rotating links 39, 40 is R1, From each of the pivots 41 and 42 to each of the other links 4
When the distance to 3,44 is R2, each distance is R
1> R2. For example, R1 /
Set R2 = 2. In this way, the occupant can unlock the door lock devices 18 and 19 with a smaller force than when R1 and R2 are set equal. In addition, since the force applied to the transmission link 38 is reduced, the diameter can be reduced, and the weight can be reduced. In exactly the same way, the operating force of the inside handle can be reduced.

The present invention can be widely applied to automobiles other than trucks.

[0035]

According to the automobile described in claims 1 to 4, when the door is closed, the sealing function between the door and the vehicle body can be prevented from lowering, and the sealing performance in the vehicle interior can be improved. Can be. Further, when the vehicle is running, the door can be prevented from vibrating around the line connecting the first and second door lock devices, or the door can be prevented from being sucked out of the vehicle compartment, and the cost and weight increase. Can be prevented. According to the configuration of claims 2 to 4,
The cost of the door holding means can be particularly low.

[Brief description of the drawings]

FIG. 1 is a front side view of a truck as an example of an automobile.

FIG. 2 is a plan view schematically showing an example of a door opening and closing device and its operation.

FIG. 3 is an enlarged sectional view taken along line III-III of FIG. 1;

FIG. 4 is an enlarged sectional view taken along line IV-IV of FIG.

FIG. 5 is an enlarged sectional view taken along line VV of FIG. 1;

FIG. 6 is an enlarged sectional view taken along line VI-VI of FIG. 1;

FIG. 7 is a perspective view of a stopper.

FIG. 8 is a sectional view similar to FIG. 5, showing an example in which a stopper is provided on a door side.

9 is a view as seen in the direction of arrow IX in FIG.

FIG. 10 shows the movement of the outside handle in first and second movements.
FIG. 4 is a schematic plan view illustrating a transmission device that transmits the power to the door lock device.

[Explanation of symbols]

 2 Body 3 Door 3a Door part 4 Inner panel 5 Outer panel 10 Door opening 11 Door opening / closing device 18 First door lock device 19 Second door lock device 22 First striker 23 Second striker 30 Stopper 33 Third striker 34 Latch I L line O Outside the cabin

Claims (4)

[Claims] A door provided with an inner panel positioned inside the vehicle compartment and an outer panel fixed to the panel and located outside the vehicle compartment with respect to the inner panel; A door opening / closing device for guiding the door so that the door moves between a closed position for closing a door opening formed in the vehicle body and an open position on the rear side or front side of the vehicle body with respect to the closed position; A first portion which is provided at an intermediate position in the vertical direction of the door and is engaged with a first striker fixed to the vehicle body to lock the door to the vehicle body when the door occupies a closed position; A door lock device, and a second portion which is provided at a rear portion of the door at an intermediate position in the vertical direction of the door and fixed to the vehicle body when the door occupies the closed position.
A second door lock device that engages the striker to lock the door to the vehicle body, and a lock release device that unlocks the first and second door lock devices when the door is to be opened. An automobile having a door holding means for holding a door portion below a line connecting the first and second door lock devices to a vehicle body when the door is in a closed position. Car. 2. The door holding means is provided on a vehicle body portion facing a door portion below a line connecting the first and second door lock devices when the door is closed, and the door is in a closed position. 2. The vehicle according to claim 1, further comprising a stopper that presses against the door portion in a state and regulates a position of the door. 3. The door holding means is provided at a door portion below a line connecting the first and second door lock devices,
2. The vehicle according to claim 1, further comprising a stopper that presses against a vehicle body portion facing the door portion and regulates the position of the door when the door is in the closed position. 4. The door holding means is pivotally supported by a third striker fixed to the vehicle body and a door portion below a line connecting the first and second door lock devices so that the door is closed. A latch which engages with the third striker when occupying the position and regulates the position of the door, and which releases from the third striker according to the movement of the door when the door is opened. 2. The vehicle according to 1.