JPH0438064Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a vehicle roof window operating device for opening and closing the roof window of a vehicle or the like.

(Prior art) Conventionally, as an operating device for the roof window of a vehicle, the
As described in Publication No. 59-115080, a drive shaft that drives a panel that opens and closes a window opening on a vehicle roof via a transmission means, and a cylindrical body that is fixed to the roof and surrounds the drive shaft. a reverse rotation prevention coil spring inscribed in the inner circumferential surface of the cylindrical body and having a pair of engaging parts at both ends protruding radially inward; and a coil spring provided on the drive shaft and located between the engaging parts at both ends of the coil spring. a drive piece that engages the engaging portions at both ends in the expansion direction; and a drive piece that is rotatable integrally with the handle and engages the engagement portions at both ends of the coil spring in the contraction direction while pushing the drive piece in the rotational direction. It was equipped with a transmission body having a wide transmission protrusion, and a handle storage part was formed on the roof side. Further, the movement between the transmission protrusion and the engaging portions at both ends of the coil spring was only possible with a slight play.

In the operating device, when the drive shaft is driven by a load from the panel side, the drive piece engages with the engagement portion of the coil spring to prevent the coil spring from expanding and driving the drive shaft in reverse. It was equipped with functions.

Furthermore, when the panel is not being opened or closed, the handle is stored in a storage section provided on the roof side to prevent the handle from being driven and the panel moved due to erroneous operation or accidental contact.

(Problems to be Solved by the Invention) In the prior art, the transmission protrusion does not move significantly between the engagement portions at both ends of the coil spring, so it is not possible to rotate the handle alone to a large extent without moving the panel. Conventionally, when opening and closing a panel, if the handle is not in a position where it can be stored in the storage section when the panel is placed in the desired opening/closing position, the handle can be rotated and stored without moving the panel. I was unable to move into position.

Therefore, the present invention has a function to prevent the drive shaft from being driven backwards due to the load from the panel side, and also allows the handle to be placed in a position where it can be stored in the storage section when the panel is placed in the desired opening/closing position. To provide an operating device for a roof window of a vehicle, which can be moved to a position where the handle can be stored by rotating only the handle without moving the panel, even if the handle is not moved.

(Means for Solving the Problems) The specific features of the present invention in order to achieve the above object are as follows: The panel 3 for opening and closing the window opening 2 of the vehicle roof 1 is a cylindrical body 17 that is fixed to the roof 1 side and surrounds the driving shaft 21;
A coil spring 24 for preventing reverse rotation has a pair of end engaging portions 24a and 24b which are inscribed in the inner circumferential surface of the coil spring 7 and protrude radially inward, and a both end engaging portion 24a of the coil spring 24 is provided on the drive shaft 21. , 24b and engages in the expansion direction with the engagement portions at both ends, and a drive piece 25 that is rotatable integrally with the handle 34 and engages in the contraction direction with the engagement portions 24a and 24b on both ends of the coil spring 24. and a transmission body 26 having a transmission protrusion 29 that pushes the drive piece 25 while
In the operating device for a roof window of a vehicle in which a storage portion 14 for a handle 34 is formed on the roof 1 side, the transmission protrusion 29 of the transmission body 26 is rotatably shaped into a narrow protrusion, and the transmission protrusion 29 and a coil spring are connected to each other. The transmission protrusion 29 forms a handle idling part 30 between the engaging parts 24a and 24b at both ends of the handle 24, which can rotate freely in the rotational direction within a range of about half a circumference.

(Function) When the handle 34 is driven to move the panel 3 to the desired opening/closing position, if the handle 34 is not in a position where it can be stored in the storage section 14 and the handle 34 is rotated in the opposite direction, the transmission protrusion 29 will move into the handle. Idle part 30
freely rotate the handle 34 without moving the panel 3.
Only the wheel spins idly.

(Example) Hereinafter, an example of the present invention will be described based on the drawings shown in FIGS. 1 to 5.

Reference numeral 1 designates the roof of the vehicle, and the roof 1 is provided with a window opening 2 having a planar rectangular shape, and a panel 3 for opening and closing the window opening 2. The panel 3 has four guide pieces 4 on the front, rear, left and right sides, and each guide piece 4
are provided on a pair of guide rails 5 provided on both left and right sides of the window opening 2 so as to be slidable in the front and rear directions. A drive cable 6 is connected to each guide piece 4 on the front side, and each drive cable 6 is guided to a front position of the window opening 2 through a guide tube 7, and each drive cable 6 is connected to a drive gear 8. It is interlocked. The guide piece 4, the drive cable 6, the drive gear 8, etc. constitute a transmission means 9 that can drive the panel 3 by transmitting the drive of the drive shaft 21.

On the other hand, an interior material 10 is provided on the inner surface side of the roof 1, and a rectangular opening 11 formed in the interior material 10.
A mounting body 12 is removably fitted to the mounting body 12. A rectangular flat storage section 14 is provided on the bottom of the attachment body in the longitudinal direction.
is recessed. On one end side of the storage section 14,
It is connected to a cylindrical part 16 having a flange 15 on the upper part, and the other end side is recessed upward.

A cylindrical body 17 is loosely fitted into the cylindrical portion 16, and the cylindrical body 17 is detachably attached to the flange 15 of the cylindrical portion 16 by means of bolts 19 or the like via a flange 18 having a planar rectangular shape formed at the upper end thereof. installed. A support plate 20 is attached to the flange 18 of the cylinder 17.
is detachably attached to the support plate 20, and a drive shaft 21 is vertically inserted through the support plate 20 concentrically with the cylindrical body 17, and is supported by the support plate 20 so as to be rotatable. The upper part of the drive shaft 21 that projects upward from the support plate 20 is
It is spline-fitted to the drive gear 8 and is prevented from coming off by a retaining ring 22. Further, the engagement portion between the drive gear 8 and the drive cable 6 is covered by a cover plate 23 fixed to the support plate 20.

A coil spring 24 for preventing reverse rotation is fitted on the inner circumferential surface of the cylinder 17, and both ends of the coil spring 24 for preventing reverse rotation are engaged portions 24a and 24b that protrude radially inward, respectively. .

A drive piece 25 is provided on the drive shaft 21 and protrudes radially outward from the drive wheel 21 so as to be located between the engaging portions 24a and 24b at both ends of the coil spring 24. As the drive shaft 21 rotates, the drive piece 25 engages both end engaging portions 24a and 24b of the coil spring 24.
The coil spring 24 is releasably engaged in the direction in which the coil diameter expands, thereby expanding the coil spring 24 and preventing reverse driving of the drive shaft 21. In addition, the coil spring 2 sandwiching the drive piece 25 is
The distance between the two end engaging portions 24a and 24b of 4 is small,
Accordingly, the drive piece 25 is also narrow.

26 is a transmission body that transmits the drive from the handle 34 to the drive shaft 21 via the drive piece 25. The transmission body 26 has a transmission protrusion 29 projecting upward from the outer peripheral edge of a disc-shaped base 28 and having a narrow width in the rotational direction.
The coil spring 24 is contracted to allow rotation of the coil spring 24, and the transmission body is connected to the transmission body through the both end engagement parts 24a and 24b of the coil spring 24. 26 is transmitted to the drive piece 25.

Then, the transmission protrusion 29 engages with one end of the both end engaging portions 24a, 24b of the coil spring 24, and the handle is rotated idly until it engages with the other end of the both end engaging portions 24a, 24b. Section 30. The range of the handle idling portion 30 is preferably wide, and the width of the transmission protrusion 29 in the rotation direction is preferably narrow.

Furthermore, a shaft portion 32 having a fitting recess 31 that opens upward is provided below the base portion 28 of the transmission body 26 . The fitting recess 31 of the shaft portion 32 of the transmission body 26 is externally fitted to the lower part of the drive shaft 21 so as to be relatively rotatable, and is supported by the cylindrical body 17 by a cover 33.

34 is a handle, which is attached to the handle base. The handle base 35 is a cylindrical body 1 with a bottom.
7 has a cylindrical shape with approximately the same diameter, and a fitting part 37 is formed in the center thereof, and the fitting part 37 is spline-fitted to the lower part of the shaft part 32 of the transmission body 26 that protrudes downward from the cover 33. It is secured by a screw 38 or the like. Further, a handle 34 is removably fitted into the handle base 35. A concave portion 39 is formed downward in a concave shape in the radial direction. A rotatable operating knob 40 is provided at the tip of the handle 34. In addition, the handle 34
can be freely changed around the horizontal axis 41 between a non-use position, which is stored in the storage section 14 as shown by the solid line in FIG. 2, and a use position, shown by the imaginary line in FIG.

In the embodiment described above, the rotation of the handle 34 causes the transmission protrusion 29 to engage the engaging portions 24a and 24b at both ends.
When engaged with one end, the coil spring 24 is urged in the direction of diameter reduction, weakening the fitting force with the inner circumferential surface of the cylinder body 17,
Rotation of the coil spring 24 is allowed. Then, the transmission protrusion 29 is connected to both end engaging portions 2 of the coil spring 24.
4a and 24b, the drive piece 25 is pushed to rotate the drive shaft 21, and the drive shaft 21 opens and closes the panel 3 via the transmission means 9. Further, after setting the panel 3 to the desired opening/closing position, the handle 3
4 is rotated in the opposite direction to the driving direction, the handle 34 rotates idly, and the handle 34 can be moved to a position where it can be stored in the storage portion 14 without moving the panel 3. Furthermore, when the drive shaft 21 is driven by a load from the panel 3 side, the coil spring 24 is biased in the direction of diameter expansion by the drive piece 25, thereby strengthening the fitting force between the coil spring 24 and the cylinder body 17. This prevents the drive shaft 21 from being driven in reverse.

(Effect of the invention) The present invention has the power transmission protrusion 2 of the transmission body 26 at the operating position.
9 has a protrusion shape narrow in the rotational direction, and the transmission protrusion 29 can freely rotate in the rotational direction within a range of about half a circumference between the transmission protrusion 29 and the engaging parts 24a and 24b at both ends of the coil spring. By forming the idling portion 30, the handle 34 can be stored in the storage portion 14 when the panel 3 is placed in the desired opening/closing position without impairing the function of preventing the drive shaft 21 from being driven in reverse. Even if the handle 34 is not in the storage position, the handle 34 can be moved to a position where it can be stored by rotating only the handle 34 without moving the panel.

[Brief explanation of the drawing]

1 to 5 show embodiments of the present invention;
The figure is an exploded perspective view, Figure 2 is a sectional view taken along the - line in Figure 3, Figure 3 is a schematic plan view of the vehicle roof, Figure 4 is a bottom view of Figure 2, and Figure 5 is a cross section of main parts. It is a diagram. 1...roof, 2...window opening, 3...panel,
9... Transmission means, 17... Cylindrical body, 21... Drive shaft, 24... Coil spring, 24a, 24b... Engaging portion, 25... Drive piece, 26... Transmission body, 29...
...Transmission protrusion, 30...Handle idling part, 34...
handle.

Claims (1)

[Claims for Utility Model Registration] A drive shaft 21 that drives a panel 3 that opens and closes a window opening 2 of a vehicle roof 1 via a transmission means 9, and a drive shaft 21 that is fixed to the roof 1 and surrounds the drive shaft 21. A cylindrical body 17 and a pair of end engaging portions 24a, 2 that are inscribed in the inner peripheral surface of the cylindrical body 17 and protrude radially inward.
4b, a drive piece 25 that is provided on the drive shaft 21, is located between both end engaging portions 24a and 24b of the coil spring 24, and engages with both end engaging portions in the expansion direction; It is equipped with a transmission body 26 that is rotatable together with the handle 34 and has a transmission protrusion 29 that pushes the drive piece 25 while engaging with both end engagement parts 24a and 24b of the coil spring 24 in the contraction direction, In the operating device for a roof window of a vehicle in which a storage portion 14 for a handle 34 is formed on the roof 1 side, the transmission protrusion 29 of the transmission body 26 is formed into a protrusion shape having a narrow width in the rotation direction, and the transmission protrusion 29 and a coil spring are connected to each other. A vehicle roof window operating device characterized in that a handle idling portion 30 is formed between the engaging portions 24a and 24b at both ends of the transmission protrusion 29 and the handle idling portion 30 is capable of freely rotating in the rotational direction within a range of about half a circumference. .