JPH0626930B2 - Automotive open roof structure - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to an open roof structure in which a vehicle compartment can be opened and closed upward, and particularly, in a case where a hard type open roof is housed in a storage portion behind a rear seat. , The measures for improving the operability of opening and closing the roof.

(Prior Art) Conventionally, as an open roof structure for an automobile of this kind, as shown in, for example, British Patent Publication No. 2086316, a substantially inverted U-shaped foldable structure is provided between both side walls of a vehicle body. It is known that a pillar is provided and a hard roof panel is detachably laid between the top of the retractable pillar and the top of the windshield.

(Problems to be Solved by the Invention) Generally, when an open roof of an automobile is composed of a hood member, the open roof can be stored in the upper portion of the rear deck of the vehicle body when the passenger compartment is opened.
When a so-called hard type open roof is stored in the upper portion of the rear deck like the above-mentioned conventional one, there is a problem that the space in the rear part of the vehicle compartment is reduced by the storage space.

Therefore, 2 such hard type open roof
By splitting and pivoting through a link mechanism so that it can slide back and forth, and by eliminating the interference with the moving roof, the seat back of the rear seats inside the vehicle can be tilted forward, When opened, it is conceivable to store the roof in the seat storage portion behind the rear seat with the seat back of the rear seat tilted forward. However, in that case, each time the roof is opened and closed,
The occupant must manually tilt the seat back of the rear seat forward, which is extremely troublesome for an occupant seated on the front seat.

The present invention has been made in view of these points, and an object of the present invention is to make the seat back of the rear seat tilt forward by interlocking with the opening / closing operation of the open roof so that the occupant can move the roof The purpose is to improve the open / close operability of the open roof by automatically allowing the roof to be stowed behind the seat back without tilting the seat back for each opening / closing operation.

(Means for Solving the Problems) In order to achieve this object, the solution means of the present invention is, as described above, pivotally attached to the vehicle body through the link mechanism to cover the upper portion of the vehicle interior and the rear seat. It is intended for an automobile having an open roof that can move between an open position that is stored in a rear roof storage part.

Then, a roof drive device that moves the open roof between an open position and a closed position, and a seat drive device that tilts the seat back of the rear seat to a forward tilt state are provided, and at the time of opening and closing the open roof, The seat back is tilted prior to the opening / closing operation,
At the end of the opening / closing operation, a control means for controlling the above-mentioned drive devices is provided so as to return the seat back to the standing state again.

(Operation) With the above configuration, in the present invention, when the closed open roof is opened to open the vehicle compartment, the seat drive of the rear seat is opened by the operation of the control means by the operation of the control means. The seat back is tilted forward, and then the roof drive is operated to move the open roof from the closed position to the open position to be housed in the roof storage portion at the rear of the rear seat. Returns to the standing state again.

On the other hand, when the open roof in the open state is closed, the seat back of the rear seat is tilted forward due to the operation of the seat drive device when the closing operation is performed, and then the roof storage device is operated by the roof drive device. The open roof housed in the seat moves from the open position to the closed position, and thereafter, the seat back in the forward tilted state of the rear seat returns to the upright state.

Therefore, in this case, when the opening / closing operation of the open roof is performed, the seat back of the rear seat automatically tilts and stands up so as not to hinder the movement of the opening / closing operation. Since it is not necessary to tilt the back, the operability of the open roof device can be improved.

(Example) Hereinafter, the Example of this invention is described based on drawing.

In FIGS. 1 and 2, reference numeral 1 is a vehicle body, 2 is a vehicle compartment formed in the vehicle body 1, and a front seat 41 is provided at a front portion of a floor in the vehicle interior 2 and a rear portion thereof. Rear seats 42, each of which a seat back 42a can be tilted forward, are installed, and a roof storage portion 3 for housing an open roof 11 described later is formed behind the rear seats 42.

Reference numeral 11 denotes an open roof made of a hard member such as a steel plate extending from the front header 4 of the vehicle body 1 to the rear body 5 so as to cover the upper portion of the vehicle compartment 2. Front part 12 that covers the part
And a rear portion 13 that covers the rear portion thereof are divided into two parts in the front and rear. A substantially inverted U-shaped support member 14 is integrally attached to the lower surface of the front portion 12, and the lower ends of the leg portions 14a extending downward from the left and right end portions of the support member 14 are lower than the belt line L of the vehicle body 1. Located at the bottom, the lower end of which is the vehicle body 1
The inner panel 7 in the rear fender 6 is rotatably pivoted by a support pin 15.

On the other hand, at the rear ends of the left and right side portions of the rear portion 13, a support member 16 extending forward at a position below the belt line L is provided, and a front end portion of the support member 16 is provided at the inner panel 7.
It is rotatably and pivotally attached via a pin 17. The open roof 11 is moved between the closed position and the open position by rotating the support members 14 and 16 of the front portion 12 and the rear portion 13 about the pins 15 and 17, respectively. When the vehicle is positioned at, the open roof 11 covers the upper part of the vehicle so as to close it, while when the vehicle is positioned at the open position, the open roof 11 with the front portion 12 and the rear portion 13 thereof overlapped with each other in the front and rear is described above. The rear seat is configured to be stored in the roof storage portion 3 behind the rear seat. Reference numeral 13a is a rear wheel provided on the rear portion 13 of the open roof 11.

A roof drive device 20 is provided to move the open roof 11 between the open position and the closed position.
A detailed configuration of the roof drive device 20 will be described with reference to FIG.
And a roof motor 23 drivingly connected to the drive gear 21 via a double worm gear mechanism 22, and a lower end portion of a drive arm 24 is integrally fixed to the drive gear 21. A connecting arm 25 is integrally fixed to the lower end of the supporting member 14 attached to the front portion 12 of the open roof 11, and the upper end of the connecting arm 25 is attached to the vehicle body 1 of the supporting member 14. Partial barrel pin 1
5 above the first upper end of the first pin via a pin 26.
The upper end of the link 27 is connected. Further, the support member 1 attached to the rear portion 13 of the open roof 11
The front end of 6 has a pin 17 which is a mounting portion to the vehicle body 1.
The upper end of the second link 29 is connected to the rear position of the second link 29 via a pin 28, and the lower end of the second link 29 is connected to the upper end of the drive arm 24 together with the lower end of the first link 27 by a pin 30. The support motors 14 and 16 are connected to each other by rotating the drive motor 24 and the link motions of the links 27 and 29 to rotate the roof motor 23 in the forward or reverse direction to move the support members 14 and 16 back and forth around the pins 15 and 17, respectively. When the open roof 11 is turned to, the open roof 11 is moved between the open position shown in FIG. 1 and the closed position shown in FIG.

On the other hand, the seat back 4 in which the rear seat 42 can be tilted forward
A seat drive device 43 is provided for rotating the 2a between the forward tilt position and the standing position. The seat drive device 43 will be described with reference to FIGS. 4 to 7.
The seat back 42a is rotated by a bracket 44 fixed to the vehicle body 1 at both lower left and right sides thereof via a support shaft 45 having an outer end fixed to the bracket 44 and an inner end retracted into the seat back 42a. A worm wheel 46 is fixed to the inner end of a support shaft 45 that is movably supported and is recessed in the seat back 42a. A seat motor 47 is attached to the seat frame 42b in the seat back 42a, and the output shaft 4 of the seat motor 47 is
A worm 48 that meshes with the worm wheel 46 is attached to the 7a, and the seat back 42 is rotated by rotating the seat motor 47 in the forward or reverse direction.
A is rotated about the support shaft 45 as a center of rotation between a forward tilt position or a standing position.

Further, reference numeral 60 denotes a quarter window glass capable of moving up and down, which opens and closes a rear quarter window 61 provided on the left and right side walls of the vehicle compartment 2.
Is driven to open and close by a window motor 62 via a normal power window mechanism 63.

Then, the roof motor 23 of the roof drive device 20,
The operation of the seat motor 47 and the power window motor 62 of the seat drive device 43 is controlled by the control unit 101. Below, this control unit 1
The configuration of 01 will be described with reference to FIG.

In FIG. 8, reference numeral 102 denotes a roof operation switch for opening and closing the open roof 11, and the roof operation switch 102 has a movable contact 102a which is an open side contact 102b when the open roof 11 is opened and is closed when the movable roof contact 102a is closed. It is switched to the side contact 102c. Further, 103 is a power window switch for opening and closing the rear quarter window 61 independently, that is, regardless of the opening and closing operation of the open roof 11, and the movable contact 103a of the operation switch 103 opens the rear quarter window 61. Sometimes open side contact 103b
In addition, when closing, it is switched to the closing side contact 103c.

The movable contact 102a of the roof operation switch 102 is
The negative electrode is connected in parallel to the grounded battery 130 and the ON-side contacts of the two relays 104 and 105, respectively, and the movable contacts of the relays 104 and 105 are input via the power supply circuit 106 to the seat motor 47, respectively. It is connected to the terminal. The open side contact 102b of the roof operation switch 102 is connected to the roof motor 2
3 is connected to a movable contact 107a of a first roof position detection switch 107 that detects the open / closed position of the open roof 11 according to the operating state of the open roof 11. The first roof position detection switch 107 has the roof 11 in the open position. The movable contact 107a is sometimes switched and connected to the open side contact 107b and the closed side contact 107c when it is in the closed position. The contact 107c on the closing side of the first roof position detection switch 107 is provided with a normally-on seat switch 108 that is turned off when the seat back 42a of the rear seat 42 is in the forward tilt position and a relay solenoid of the relay 104. Further, the opening side contact 107b is normally turned on when the seat back 42a is in the standing position.
Of the seat switch 109 and the relay solenoid of the relay 105, the open roof 11 is in the closed position and the passenger compartment 2 is closed, that is, the first roof position detection switch 107 is on the closed side. When the roof operation switch 102 is operated to the open side in the state of 1), the relay 104 is turned on to supply the seat motor 47 with a current in the direction indicated by the solid line arrow in FIG. The seat back 42a of the rear seat 42 is tilted to the forward tilted position, and when the seat back 42a reaches the forward tilted position, the seat switch 42 is turned off and the seat back 42a is turned off.
The forward tilt of a is stopped.

In addition, the closing side contact 10 of the roof operation switch 102
2c is connected to the movable contact 110a of the second roof position detection switch 110 that detects the open / closed position of the roof 11 in accordance with the operating state of the roof motor 23, similar to the first roof position detection switch 107. The two-roof position detection switch 110 is connected by switching the movable contact 110a to the open side contact 110b when the roof 11 is in the open position and to the close side contact 110c when the roof 11 is in the closed position. The opening-side contact 110b of the second roof position detection switch 110 is connected to the relay solenoid of the relay 104 via the seat switch 108, and the closing-side contact 110c.
Are connected to the relay solenoids of the relay 105 via the seat switch 109, respectively.
Is in the open position and the second roof position detection switch 110 is on the open side, that is, when the roof operation switch 102 is operated to the close side in the state where the vehicle interior 2 is open upward, the opening operation is performed. As with the time, turn on the relay 104
By operating the seat motor 47 to rotate it normally, the seat back 42a of the rear seat 42 is tilted forward.

The movable contact 102a of the roof operation switch 102 is also connected in parallel to the ON-side contacts of the other two relays 111 and 112, and the movable contacts of the relays 111 and 112 are respectively connected to the roof motor 23 via the power feeding circuit 113. Is connected to the input terminal of. The open side contact 102b of the roof operation switch 102 is connected to the seat motor 4
7 is connected to a first seat position detection switch 114 that detects the rotational position of the seat back 42a in accordance with the operating state of the seat back 42a. The first seat position detection switch 114 operates when the seat back 42a is in the forward tilt position. It is switched to ON operation. This first seat position detection switch 1
Reference numeral 14 is grounded via a window position detection switch 115 that is always off and a relay solenoid of the relay 111 that is turned on when the quarter window glass 60 reaches a lowered position.
In the state where 2 is operated to the open side, the seat back 42a of the rear seat 42 is in the forward tilted position, the first seat position detection switch 114 is turned on, and the window detection switch 115 is moved by the downward movement of the quarter window glass 60.
Is turned on, the relay 111 is turned on to supply electric power to the roof motor 23 as indicated by a solid line arrow in the figure, so that the roof motor 23 is normally rotated and the open roof 11 is opened, and the seat thereafter. OF of the detection switch 114 due to the standing motion of the back 42a
The roof motor 23 is stopped by the F operation.

On the other hand, the closing side contact 10 of the roof operation switch 102
Similarly to the first seat position detection switch 114, the second seat position detection switch 2c detects the position of the seat back 42a according to the operating state of the seat motor 47.
16 and is connected to the second seat position detection switch 116.
Is switched to ON operation when the seat back 42a is in the forward tilt position. The second seat position detection switch 116 is grounded via the window position detection switch 117 which is always turned off when the quarter window glass 60 reaches the lowered position and the relay solenoid of the relay 112, and the roof operation switch 102. When the seat back 42a of the rear seat 42 is in the forward tilted position, the second seat position detection switch 116 is turned on, and the quarter windshield 60 is moved upward to move the window detection switch 1
When 17 is turned on, the relay 112 is turned on to supply electric power to the roof motor 23 as shown by the broken line arrow in the figure, whereby the roof motor 23 is rotated in the reverse direction, for example, to close the open roof 11, and after that, The roof motor 23 is stopped by the upright movement of the seat back 42a.

On the other hand, the input terminal of the wind motor 62 is the power feeding circuit 1
18 are connected to the movable contacts of the relays 119 and 120, respectively, and the ON-side contacts of the relays 119 and 120 are connected to the battery 130 and the power window switch 10 respectively.
3 movable contacts 103a. Then, the opening side contact 107 of the first roof position detection switch 107
b (closed side contact 110 of the second roof position detection switch)
c) is always connected to the closing side contact 103c of the power window switch 103, and is always turned on when the quarter window glass 60 is raised.
Is grounded through the window switch 122 and the relay solenoid of the relay 120. Also, the closing side contact 107 of the first roof position detection switch 107.
c (open side contact 110 of the second roof position detection switch)
b) is the contact 1 on the open side of the power window switch 103.
03b and is grounded via the normally-on window switch 121 that operates in the OFF state when the quarter window glass 60 is lowered and the relay solenoid of the relay 119, regardless of whether the rear quarter window 61 is open or closed. , Roof operation switch 10
2 is switched to the open side, or when the power window operation switch 103 is operated to the open side, the relay 119 is turned on to operate the wind motor 62.
By feeding power as shown by the solid line arrow in the figure, the wind motor 62 is normally rotated, for example, to open the rear quarter window 61. On the other hand, when the quarter window glass 60 is in the lowered position (open position), the roof 11 moves to the open position when the roof operation switch 102 is switched to the open side, and the first roof position detection is performed by the completion of the opening operation. When the switch 107 is switched to the open side or when the roof operation switch 102 is switched to the closed side, the roof 11 is moved to the closed position, and the second roof position detection switch 110 is moved to the closed side by the completion of the closing operation. When switched, or power window operation switch 10
When 3 is operated to the close side, relay 120 is turned on.
By operating and supplying electric power to the wind motor 62 as shown by a dashed arrow in the figure, the wind motor 62 is rotated in the reverse direction to close the rear quarter window 61.

Therefore, when the open / close operation of the open roof 11 is performed by the control unit 101 as described above, the seat back 42a of the rear seat 42 is tilted to the forward tilt position and the rear quarter window 61 is opened before the open / close operation of the open roof 11. At the end of the same seat back 4
The roof drive device 20 is configured to return the 2a to the standing state again and the rear quarter window 61 to the closed state.
The roof motor 23, the seat motor 47 of the seat drive device 43, and the window motor 62 are controlled.

Next, the operation of the above embodiment will be described.

First, when the vehicle interior 2 is opened from the state where the open roof 11 is in the closed position and the vehicle interior 2 is closed, the roof operation switch 102 is operated to be opened to move the movable contact 102a.
Is switched to the open side contact 102b, the movable contact 107a is connected to the close side contact 107c through the first roof position detection switch 107, and the seat motor and wind motor relays 104,
Battery power is supplied to the relay solenoid 119 to turn on both the relays 104 and 119, and the ON operation of the seat motor relay 104 causes a current to flow in the seat motor 47 in the direction indicated by the solid line arrow in FIG. The forward rotation of the motor 47 causes the rear seat 4 to rotate.
While the seat back 42a in the upright position of FIG. Due to the forward rotation of 62, the quarter window glass 60 in the raised position moves downward to open the rear quarter window 61.

When the seat back 42a reaches the forward tilt position and the lowering movement of the quarter window glass 60 ends, the seat switch 108 and the window switch 121 are turned off.
The operation completes the forward tilting operation of the seat back 42a and the opening operation of the quarter window glass 60. At this point, both the first seat position detection switch 114 and the window position detection switch 115, which are switched according to the position of the upper seat motor 47 and the open / close position of the rear quarter window 61, are turned on, and the relay 111 is accordingly turned on. When the switch is turned on, a current flows in the direction indicated by the solid line arrow in the drawing to the roof motor 23, and the roof motor 23 rotates forward. This rotation of the motor 23 causes the open roof 11 in the closed position to slide rearward. Then, it is stored in the roof storage portion 3 behind the rear seat 42.

When the storage of the open roof 11 in the roof storage portion 3 is completed in this way, the first roof position detection switch 107 is switched to the open side in accordance with the operation of the roof motor 23, and this time, for the seat motor and The other relay 105, 120 for the wind motor is turned on, and by the ON operation of these relays 105, 120, a current flows in the direction of the broken line arrow in the seat motor 47 and the wind motor 62 in FIG. By the reverse rotation of the motors 47 and 62, the seat back 42a in the forward tilted position of the rear seat 42 returns to the upright state, and the quarter window glass 60 rises to the original closed position. The opening operation of 11 ends.

On the contrary, on the contrary, the open roof 1 in the open state
When the vehicle 1 is returned to the closed position and the passenger compartment 2 is closed, the seat back 42a of the rear seat 42 and the quarter window glass 60 are opened when the roof 11 is opened by switching the roof operation switch 102 to the closing side. Move as well. That is, when the roof operation switch 102 is switched to the closing side, battery power is supplied to the relays 104 and 119 via the second roof position detection switch 110 in which the movable contact 110a is connected to the opening side contact 110b. The relays 104 and 119 are turned on,
The ON operation of the relay 104 causes the seat motor 47 to rotate in the forward direction, the seat back 42a of the rear seat 42 in the upright state is tilted to the forward tilt position, and the relay 119 is turned on.
When the window motor 62 is turned on, the window motor 62 rotates forward and the quarter window glass 60 moves downward.

After that, the relay 11 is turned on when the second seat position detection switch 116 is turned on according to the position of the seat motor 47.
2 is turned on, a current flows in the direction of the broken line arrow in the drawing to the roof motor 23, and the reverse rotation of the roof motor 23 causes the open roof 11 in the open position to move from the roof storage portion 3 behind the rear seat 42 to the passenger compartment 2 It slides upwards and forwards, which closes the passenger compartment 2.

When the closing operation of the open roof 11 is completed, the second roof position detection switch 110 is switched to the closing side by the operation of the roof motor 23, and the relay 10 is closed.
5,120 is supplied with battery power, and these relays 1
The seat motor 47 and the wind motor 62 rotate in reverse due to the ON operation of 05 and 120, and the rear seat 4
The seat back 42a in the forward leaning position of 2 is in the standing state,
The quarter window glass 60 in the lowered position returns to the raised position, and the closing operation of the open roof 11 is completed as described above.

When the rear quarter window 61 in the closed state is opened in response to a passenger's request, the power window switch 10
3 is operated to the open side, the relay 119 is turned on, a current flows in the power feeding circuit 118 of the wind motor 62 in the direction of the solid line arrow in the figure, and the wind motor 62 rotates in the normal direction. The glass 60 moves downward and the rear quarter window 61 is opened. On the other hand, conversely, when closing the rear quarter window 61 in the opened state, the power window switch 103 may be operated to the closing side, the relay 120 is turned on, and the window motor 62 is rotated in the reverse direction. The glass 60 moves upward and the rear quarter window 61 is closed.

Therefore, in this embodiment, the open roof 11 is opened / closed, and the open roof 11 is opened / closed by the roof storage portion 3 behind the rear seat 42.
In order to avoid interference with the open roof 11, the seat back 42a of the rear seat 42 is automatically tilted and the quarter window glass 60 moves up and down every time the vehicle is moved in and out of the open roof 11.
The tilting operation of “a” and the opening / closing operation of the rear quarter window 61 are completely unnecessary, so that the operability of the opening / closing operation of the open roof 11 can be significantly improved.

In the above embodiment, the electric circuit of the control unit 101 for controlling the operation of the roof motor 23, the seat motor 47 and the window motor 62 is used, but in addition to this, for example, a microcomputer may be used. The same effect as the example can be obtained.

(Effects of the Invention) As described above, according to the present invention, when opening and closing the open roof of a vehicle to open and close the passenger compartment, after the seat back of the rear seat is tilted forward by the seat driving device, the roof driving is performed. By storing the open roof in the roof storage portion at the rear of the rear seat and then returning the seat back of the rear seat to the original standing position by the device, the open roof is stored in the roof storage portion and The roof can be automatically taken out from the roof storage section without requiring manual operation by an occupant, so that the opening / closing operability of the roof can be improved particularly in a hard-type open roof device of an automobile. is there.

[Brief description of drawings]

The drawings show an embodiment of the present invention. FIG. 1 is an overall side view showing an open roof of an automobile in a closed state, FIG. 2 is an overall side view showing the closed state, and FIG. 3 is a roof drive. 4 is an enlarged side view showing the device and the power window mechanism, FIG.
Figure is a perspective view of the rear seat. Figure 5 is an enlarged side view of the same.
FIG. 7 is a front view of the same, FIG. 7 is a perspective view showing the structure of a seat drive device, and FIG. 8 is an electric circuit diagram showing the configuration of a control unit. 1 ... Body, 2 ... Vehicle compartment, 3 ... Roof storage, 4 ...
Open roof, 20 ... Roof drive device, 23 ... Roof motor, 42 ... Rear seat, 42a ... Seat back, 43 ... Seat drive device, 47 ... Seat motor, 62 ... Wind motor, 101 ... Control Unit, 102 ... Roof operation switch, 103 ...
Power window switch.

Front page continuation (72) Inventor Takeshi Konishi 3-1, Shinchi, Fuchu-cho, Aki-gun, Hiroshima Mazda Co., Ltd. (56) Reference JP 62-120219 (JP, A) JP 62-120221 (JP) , A) JP-A-62-120222 (JP, A)

Claims (1)

[Claims] 1. An automobile having an open roof that is pivotally attached to a vehicle body via a link mechanism and is movable between a closed position that covers the upper part of the vehicle compartment and an open position that is housed in a roof storage portion at the rear of the rear seat. , A roof drive device for moving the open roof between an open position and a closed position, a seat drive device for tilting the seat back of the rear seat to a forward tilted state, and an opening / closing operation for opening / closing the open roof. An open roof structure for an automobile, characterized in that the seat back is tilted in advance, and a control means is provided for controlling each of the drive devices so as to return the seat back to the upright state when the opening / closing operation is completed.