JPH08216689A - Gull-wing type door structure - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a gull-wing type door structure in which the opening / closing drive means of the door does not swing when the door is opened and the comfortability of the passenger on the rear seat side is not deteriorated. . [Structure] Upper half 3 of door hinged to roof 13
1, a door lower half 33 whose upper end is hinged to the lower end of the door upper half 31, a guide rail 35 standing upright in the vehicle compartment near the door upper half and the door lower half, and a guide rail. Three
5, a guide roller 38 slidably provided, a first rod 40 having one end connected to the guide roller 38 and the other end connected to the door upper half portion 31, and one end having the first rod 4
Since the second rod 41, which is connected to 0 and the other end is connected to the lower half 33 of the door, and the drive means 42 for sliding the guide roller 38 in the guide rail 35 are provided, the guide rail 35 does not take up space. .

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gull-wing type door structure which is provided on the left and right side surfaces of a vehicle body and has a pivot end supported by a hinge on a roof side and a pivot end swingable in a vertical direction. Relates to a gull-wing type door structure in which opening and closing are driven by driving a link.

[0002]

2. Description of the Related Art A gull-wing type door has a door body having a bent cross section that extends downward from a part of the roof toward a vehicle side, and a door body hinged to a roof above a seat in a vehicle compartment is driven by a link. The lower end side is a turning end, and it is adapted to be opened and closed vertically. An example of this type of gull wing type door is disclosed in Japanese Utility Model Laid-Open No. 4-69317. Here, the door body hinged to the roof above the seat in the vehicle compartment is actuated by the gas damper forming the opening direction urging means so that the opening operation can be easily performed when the door is opened. Further, as shown in FIG. 7, a door body 2 hinged to a roof 1 above the seat in the vehicle compartment is provided behind a front seat 3 and a cylinder 4 is provided.
Also known is a drive source that automatically opens and closes.

In this type of gull wing type door, the door body 2 can easily open / close a relatively large opening for getting on / off the vehicle, which reaches the side of the vehicle body and a part of the roof. There is no need to bend the posture forward, it is easy to get on and off, and the design is novel,
The adoption of this gull-wing type door in actual vehicles is progressing.

[0004]

When the gull-wing type door structure is adopted in this way, as shown in FIG. 7, a cylinder 4 or the like which is a drive source for opening and closing the door body 2 is required. . However, in this gull wing type door structure, since the door main body 2 is hinged to the roof 1 above the seat 3 in the vehicle compartment, the pin connecting portion 5 for connecting the cylinder or the like as a drive source and the door main body 2 is a door. When the main body is opened, it swings toward the center of the passenger compartment.

As a result, in this type of gull wing type door structure, a cylinder or the like as the opening / closing drive means of the door is provided in the vehicle compartment behind the front seat 3 and the occupancy of the rear seat occupant is deteriorated. . Moreover,
When the door is opened, the cylinder or the like serving as the opening / closing drive swings toward the center of the vehicle compartment to accommodate the occupant on the rear seat side, which hinders the lifting and lowering of the occupant, which is a problem. An object of the present invention is to provide a gull-wing type door structure in which the opening / closing drive means of the door does not swing when the door is opened and the comfortability of an occupant on the rear seat side is not deteriorated.

[0006]

In order to achieve the above object, the invention of claim 1 has an upper door half whose upper end is hinged to a roof of a vehicle and a lower end of the upper door half. The lower half of the door, the upper end of which is hinged, the guide rail standing upright in the passenger compartment near the upper half and the lower half of the door, and the guide roller slidably provided in the guide rail. A first rod having one end connected to the guide roller and the other end connected to the upper half of the door; and one end connected to the first rod and the other end connected to the lower half of the door. A driving means for sliding the second rod and the guide roller in the guide rail is provided.

According to a second aspect of the present invention, in the gull-wing type door structure according to the first aspect, the drive means includes a wire having both ends connected to the guide roller, and a drive source for driving the wire. Is characterized by.

[0008]

According to the invention of claim 1, the door is constituted by the upper half of the door whose upper end is hinged to the roof of the vehicle and the lower half of the door whose upper end is hinged to the lower end of the door. Section and the lower half of the door, a guide rail is erected in the passenger compartment near the
A first roller having one end connected to a guide roller slidably provided in the guide rail and the other end connected to an upper half of the door.
And a second rod having one end connected to the first rod and the other end connected to the lower half of the door. When the guide roller slides in the guide rail by the driving means, the first rod Since the upper half of the door can be driven to open and close and the lower half of the door can be opened and closed via the second rod, the guide rail itself in the vehicle compartment does not swing at this time.

According to a second aspect of the present invention, the driving means in the gull-wing type door structure according to the first aspect includes a wire having both ends connected to a guide roller, and a drive source for driving the wire, and the drive source is shaken. The wire for driving the guide roller can be easily accommodated in the stationary guide rail, and the driving force from the driving source can be transmitted to the guide roller.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The gull-wing type door structure shown in FIG. 1 is mounted on the left and right side walls 12 and roof 13 of a cab 11 of a truck 10. The cab 11 is provided with a front seat 26 and a rear seat 27 at front and rear positions inside the vehicle cabin. The floor 25 supporting the front and rear two rows of seats 26 and 27 is a side member 14 (see FIG. 5) that forms an essential part of the chassis of the vehicle.
They are connected to each other via a mount 15, which is a cushioning material. The cab 11 is provided with a windshield 24 on an upper portion of a front mask 23 forming a front wall, and is provided with a radiator grill 16 and the like on a lower portion thereof. The roof side rail 18 and the side sill 1 are provided at the upper and lower ends.
Each front end of 9 is connected.

Here, the roof side rail 18 is formed by separating a front portion 181 and a rear portion 182 extending in the front-rear direction from each other, and an opening / closing opening 20 is provided between them. The rear end of the rear portion 182 is connected to the upper end of the rear pillar 21. The front side 191 of the side sill 19 has an opening 20.
The rear portion 192 is bent, extends rearward, and is connected to the lower end portion of the rear pillar 21. Each of the left and right side walls 12 is formed with an opening / closing opening 20 in the front part, and a region surrounded by the rear edge of the opening 20, the rear pillar 21, the rear part 182 of the roof side rail and the rear part 192 of the side sill is a side outer plate 22. And the rear window 221. The upper part of the cab 11 is covered with a roof 13, and in particular, an upward facing portion 201 of a boarding / alighting opening 20 is formed on the left and right side end sides, and a roof side rail 18 is provided at a front and rear position sandwiching the upward facing portion 201.
A front portion 181 and a rear portion 182 of the same.

The entry / exit opening 20 on the cab 11 comprises a roof-side upward portion 201 and a vehicle-side portion 202. The opening 20 is formed by the front portion 191 of the side sill 19 and the front pillar 1.
7 and the opening facing portion 121 of the vertical side wall 12, the front and rear opening facing portions 131 and 132 of the roof 13, and the central opening facing portion 133 of the roof 13, and a weather strip 28 is provided over the entire circumference thereof.
A sealing property between the opening 20 and a door body 29 described later is ensured. Each door body 29 that opens and closes the opening / closing opening 20 is
The hinge 30 has an upper end on the central opening facing portion 133 of the roof 13.
Door upper half 31 and door upper half 31 connected via
And a lower half portion 33 of the door, the upper end of which is coupled via a hinge 32. In addition, here, the opening 20 of FIG.
The door body 29 that opens and closes the opening is symmetrically configured. Here, the left opening 20 and the left door that opens and closes the opening will be mainly described, and the overlapping description of the right opening and the right door that opens and closes the opening will be described. I will omit it.

Both the upper half 31 and the lower half 33 of the door are composed of a frame and a glass window supported by the frame. Further, the door upper half portion 31 is formed so as to cover the upper area of the upward portion 201 and the vehicle side portion 202 within the opening 20, and the door lower half portion 3 is formed.
3 is formed so as to cover the lower region of the vehicle side portion 202 and is formed so as to be able to contact a weather strip 28 that is provided over the entire circumference of the opening 20. The lower half 3 of the door
The upper end portion of 3 has a built-in side impact bar 34 with enhanced bending rigidity, which enhances the rigidity when the door body 29 receives a load from the side of the vehicle.

A guide rail 35, which is a part of opening / closing driving means for the door, is provided upright in the passenger compartment near the door body 29. In this case, the guide rail 35 is disposed substantially vertically and is provided close to the side inner wall of the cab 11 so as not to disturb the passenger compartment, especially the passenger on the rear seat side.
As a result, due to the rigidity of the guide rail 35 itself,
The rigidity against the load from the side portion of the cab 11 can be enhanced.

The door opening / closing drive means includes a guide rail 35 fixed to the side inner wall of the cab 11 via upper and lower brackets 36 and 37, and a guide roller 38 slidably provided in the guide rail 35. A first rod 40, one end of which is connected to an elevating body 39 that pivotally supports the guide roller 38 and the other end of which is connected to the upper half 31 of the door, and one end of which is connected to the first rod 40 and the other end of which is below the door. It comprises a second rod 41 connected to the half 33 and a drive means 42 for sliding the guide roller 38 in the guide rail 35. The drive means 42 has the both ends pivotally supporting the guide roller 38, and the lift 3
9 includes a wire 43, a winding drum 44 that drives the wire 43, and an electric motor 45. Here, the winding drum 44 and the electric motor 45 constitute a drive source, and these are bolted to the side rear inner wall (see FIG. 1) of the cab 11. In FIG. 2, reference numeral 46 indicates a part of the wire harness, which is connected to the motor drive circuit 47.

The motor drive circuit 47 is an opening / closing circuit, and its opening / closing control is performed by a keyless entry control unit 48. Here, the keyless entry control unit 48 is connected to a receiver 49 including an infrared detector and an amplifier on the door body 29.
For this receiver 49, an external transmitter 50
When infrared rays are transmitted from (installed in the door key), the receiver 49 receiving the infrared rays amplifies the infrared rays and transmits them to the keyless entry control unit 48.
The unit 48 has a function of extracting a personal identification code in infrared rays and, when the same personal identification code matches a pre-stored personal identification code, outputs a door opening signal s1 to the motor drive circuit 47.

A keyless entry control unit 48 is provided on the inner surface of the door body 29 with a door opening signal s.
1. A door operation panel (not shown) capable of outputting the door closing signal s2 is provided. On this operation panel, an operation button (not shown) that can output a door opening signal s1 and a door closing signal s2 by an occupant seated on the front seat 26 is provided. An operation button (not shown) that can output a door closing signal s2 that can be operated by an occupant is also provided.

As shown in FIG. 2, the wire 43 connected to the elevating body 39 pivotally supporting the guide roller 38 is locked to the pulleys 51 and 52 at the upper and lower ends of the guide rail 35, and then on the rear side (see FIG. 2 to the take-up drum 44 arranged on the left side). In this case, the upper and lower brackets 36 and 37 at the upper and lower ends and the cable receiving portion 5 on the winding drum 44 side
An outer cable 53 forming a coaxial cable is mounted between the four cables, and a wire 43 connecting the pulleys 51, 52 and the winding drum 44 is slidably arranged in the outer cable 53. As shown in FIGS. 3 and 4, the guide rail 35 has a substantially U-shaped cross section in a plan view, and has locking flanges 55 and 56 formed at both opening edges thereof.
Reference numerals 5 and 56 prevent the lifting / lowering body 39 slidably fitted inside from being detached from the outside.

The elevating body 39 has a substantially rectangular cross section, and engaging portions 391 and 392 that abut on the engaging flanges 55 and 56, respectively.
Is formed, and the pin 57 is integrally attached to the central portion. A guide roller 38 is pivotally supported at a position inside the lifting body 39 of the pin 57, and a first rod 40 is pivotally mounted at a position outside the lifting body 39 of the pin 57. In addition, as shown in FIG. 3, a part of the guide roller 38 is notched in the notch 39 of the elevating body 39.
3 abuts on the inner wall surface of the guide rail 35,
As a result, the lifting body 39 is brought into roller contact with the guide rail 35 to reduce sliding resistance.
Reference numeral 58 represents a washer for reducing the sliding resistance between the first rod 40 and the guide rail 35.

As shown in FIGS. 5 and 6, the other end of the first rod 40, one end of which is pivotally supported by the pin 57 of the elevating body 39, has the pin 59 and the bracket 60 on the inner surface of the upper half 31 of the door. Pivoted through. A pin 6 is provided in the middle of the first rod 40.
1, one end of the second rod 41 is pivotally attached, and the other end of the second rod 41 is pivotally attached to the inner surface of the lower half 33 of the door via a pin 62 and a bracket 63. In this case, as shown in FIG. 5, when the door body 29 is closed, the elevating body 39 is located at the lowermost end in the guide rail 35 and the first rod 40
Hinge 32 and pin 62 for upper pins 57 and 59
Are closest to each other, and these pivot points are located near the guide rail 35. At this time, the elevating body 39 maintains the state in which it is reliably attracted to the winding drum 44 via the cable 43, and the fluttering of the door body 29 is reliably regulated.

As shown in FIG. 6, when the door body 29 is opened, the lifting body 39 is located at the uppermost position in the guide rail 35, and the hinge 32 and the pin 32 are attached to the pins 57 and 59 on the first rod 40. 62 is the farthest in the vehicle side direction, and these 4
The two pivots swing as a rectangular link with their positions regulated. In particular, the lower half 33 of the door including the hinge 32 and the pin 62 is prevented from pivoting to the side of the vehicle by the second rod 41, and as shown by the solid line in FIG. It is deployed in a downward bent direction, and its protrusion toward the vehicle side is restricted. The operation of such a gull wing type door structure will be described.

An occupant approaching the door body 29 of the stopped vehicle pushes a switch (not shown) of the transmitter 50 in the door key (not shown) to transmit infrared rays, and receives the infrared rays via the receiver 49. The keyless entry control unit 48 determines whether the secret code in the infrared ray matches the pre-stored secret code,
When they match, the door open signal s1 is output to the motor drive circuit 47. The motor drive circuit 47 drives the winding drum 44 via the electric motor 45 in response to the input of the door opening signal s1, and starts the winding operation of the wire.

When the wire 43 is wound up, the elevating body 39 moves upward from the lower end position P1. In conjunction with this, the first rod 40 moves the door upper half 31 and the second rod 41 moves the door lower half 33. Press in the direction of the car to open the door. As the lifting body 39 sequentially rises in the guide rail 35, the door upper half 31 pivots upward around the hinge 30 and is pivotally attached to the pivot end of the door upper half 31 via the hinge 32. The lower half 33 of the door also moves upward without largely changing its direction. The winding of the wire 43 is performed by the lifting body 39.
6 reaches the upper end position P2 shown in FIG. 6, a limit switch (not shown) is activated, and the keyless entry control unit 48 stops the motor drive by the signal of the switch. When the opening 20 is fully opened, the opening 2
An occupant gets into the passenger compartment from 0.

In this case, in particular, the front seat 26 is tilted forward, and the passenger seats on the rear seat 27 side through the space between the front seat 26 and the guide rail 35. Further, the front seat 26 is also seated by the passenger. To do.
In this case, the guide rail 35 is arranged sufficiently close to the inner side surface of the cab 11, and a passage for passengers who get on the rear seat 27 side can be secured between the front seat 26 and the guide rail 35. After that, the occupant of the front seat 26 operates an operation button (not shown) on the inner surface of the door body 29 to output a door closing signal s2 to the keyless entry control unit 48, which controls the take-up drum 44. Driven to move the lifting body 39 to the upper end position P
The door main body 29 including the door upper half 31 and the door lower half 33 is closed, and the vehicle starts traveling in the closed state.

When getting off the vehicle, an occupant of the front seat 26 operates an operation button (not shown) on the inner surface of the door body 29, outputs a door opening signal s1 to the keyless entry control unit 48, and the control unit winds it. The drum 44 is driven, the elevating body 39 is slid from the lower end position P1 to the upper end position P2, the door body 29 is fully opened as shown in FIG. 6, and the occupants on the front seat 26 and rear seat 27 sides are dismounted from the opening 20. Thereafter, the occupant who gets off the vehicle depresses an operation button (not shown) on the inner surface of the door body 29 to leave the vehicle. As a result, the door closing signal s2 is output to the keyless entry control unit 48, the control unit drives the winding drum 44, lowers the lifting body 39 from the upper end position P2 to the lower end position P1, and moves the door body 29 to the closed position. Will be held. Also in this case, a limit switch (not shown) detects the closed position of the door body 29, and the keyless entry control unit 48 stops the motor drive in response to the signal from the switch.

As described above, in the gull wing type door structure shown in FIG. 1, the upper half 31 of the door whose upper end is hinged to the roof 13 and the lower half 33 of the door whose upper end is hinged to its lower end are combined. The door body 29 is configured, and further, a guide rail 35 is erected in a vehicle compartment near the door upper half 31 and the door lower half 33, and a guide roller 38 slidably provided in the guide rail 35. A first rod 40 having one end connected to an elevating body 39 pivotally supporting the other end and the other end connected to the door upper half 31; and one end connected to the first rod 40 and the other end connected to the door lower half 33. And a second rod 41 connected thereto.

Here, when the guide roller 38 slides in the guide rail 35 by the driving means 42, the upper half 31 of the door passes through the first rod 40 and the lower half 33 of the door passes through the second rod 41. Both can be driven to open and close, the door body can be opened and closed reliably, and there is no member that swings particularly when the door is opened, and the fixed guide rail 35 does not deteriorate the occupant comfort of the rear seat side. Moreover, the guide rail 3
The rigidity of 5 itself can enhance the rigidity when the side portion of the cab 11 receives a load from the vehicle side direction.

Further, a wire 43 having both ends connected to an elevating body 39 in which the driving means 42 pivotally supports the guide roller 38,
It is composed of a winding drum 44 that drives the wire 43 and an electric motor 45. Therefore, the guide rail 35
The wire 43 for driving the elevating body 39 can be easily accommodated therein, and the driving force from the winding drum 44 and the electric motor 45 is reliably transmitted to the door body 29 side via the first rod 40 and the second rod 41. Therefore, it is possible to more reliably prevent the occupant from becoming less comfortable.

In the above description, the vehicle equipped with the gull wing type door structure was a truck cab,
It may be equipped in a passenger car. Further, although the drive means 42 used the winding drum 44 to wind the wire 43, a chain (not shown) for connecting the lifting body 39 to the middle portion is provided in the guide rail, and the sprocket for driving the chain is electrically driven. A configuration in which it is driven by a motor may be adopted.

[0030]

As described above, according to the first aspect of the present invention, the upper half of the door, the upper end of which is hinged to the roof of the vehicle side,
A door is composed of the lower half of the door, the upper end of which is hinged to the lower half of the door, and a guide rail is erected in the passenger compartment near the upper half of the door and the lower half of the door, and is slidable inside the guide rail. A first rod having one end connected to the guide roller provided at the other end and the other end connected to the upper half of the door, and a second rod having one end connected to the first rod and the other end connected to the lower half of the door. When the guide roller slides in the guide rail by the driving means, the upper half of the door can be opened and closed by the first rod and the lower half of the door can be opened and closed by the second rod. The door body can be reliably opened and closed, and there is no member that swings especially when the door is opened, and the fixed guide rail does not deteriorate the occupant comfort on the rear seat side.
Moreover, the rigidity with respect to the load in the vicinity of the door body of the vehicle can be enhanced.

According to a second aspect of the present invention, in particular, the wire having the both ends connected to the guide roller and the drive source for driving the wire are provided, and the wire for driving the guide roller is easily provided in the guide rail that does not swing. The drive force from the drive means can be transmitted to the guide roller and the first and second rods via the wire to securely open and close the door body.
It is possible to more reliably prevent the occupant from becoming less comfortable.

[Brief description of drawings]

FIG. 1 is a perspective view of an essential part of a vehicle having a gull-wing type door structure as an embodiment of the present invention.

FIG. 2 is a configuration diagram of guide rails and drive means used in the gull-wing door structure of FIG.

FIG. 3 is an enlarged sectional view taken along line XX of FIG.

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

5 is a partially cutaway schematic sectional view of the vehicle having the gull-wing door structure of FIG. 1 when the door is closed.

FIG. 6 is a partially cutaway schematic cross-sectional view of the vehicle including the gull-wing door structure of FIG. 1 when the door is fully opened.

FIG. 7 is a partially cutaway schematic sectional view of a vehicle having a conventional gull-wing door structure. 10 truck 11 cab 12 left and right side walls 13 roof 17 front pillar 18 roof side rail 19 side sill 20 opening / closing 25 floor 26 front seat 27 rear seat 29 door body 31 door upper half 33 door lower half 35 guide rail 38 guide roller 39 Lifting body 40 First rod 41 Second rod 42 Driving means 44 Winding drum 47 Motor drive circuit 48 Keyless entry control unit

Claims (2)

[Claims] 1. A door upper half having an upper end hinged to a roof of a vehicle, a door lower half having an upper end hinged to a lower end of the door upper half, a door upper half and a door lower. A guide rail standing upright in the passenger compartment near the half part, a guide roller slidably provided in the guide rail, one end connected to the guide roller, and the other end connected to the upper half part of the door. And a second rod having one end connected to the first rod and the other end connected to the lower half of the door, and drive means for sliding the guide roller in the guide rail. Gull-wing type door structure characterized by having. 2. The gull wing type door structure according to claim 1, wherein the driving means includes a wire having both ends connected to the guide roller, and a driving source for driving the wire. Door structure.