JPH063690Y2 - Mounting structure for vehicle radiator shutter - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a mounting structure for a vehicle radiator shutter for shielding cooling air to a radiator as necessary.

(Prior Art) Conventionally, as shown in FIG. 7 and FIG. 8, a pair of left and right frame portions 5 and 6 connected to the upper support 3 and the lower support 4 of the radiator support 2 are provided on the upper front side. Of the bearing bracket 20 is fastened by bolts 21, and a roller shaft 11 having the take-up roller 10 of the shutter sheet 15 mounted on the shaft is mounted between the bearing brackets 20 at both shaft end portions 12 and 13. What is done is known.

(Problems to be solved by the invention) By the way, in the above-mentioned conventional one, in order to assemble the roller shaft 11 of the winding roller 10 to the radiator support 2, a dedicated bearing bracket 20 is manufactured, and The left and right frame parts of the radiator support 2 must be fastened with bolts 21 to the 5, 6 parts. For this reason, the number of steps for assembling the roller shaft 11 to the left and right frame portions 5, 6 of the radiator support 2 increases, resulting in an increase in cost, and it becomes difficult to increase the support rigidity of the roller shaft 11 by the bearing bracket 20. There were problems such as.

In view of the above-mentioned conventional problems, an object of the present invention is to mount a roller shaft of a take-up roller on both left and right frame portions of a radiator support easily, and to increase the supporting rigidity of the vehicle. An object is to provide a mounting structure for a radiator shutter.

(Means for Solving the Problems) In order to achieve the above object, the present invention relates to a shutter sheet that opens and closes the front of a radiator with respect to both left and right frame portions connecting an upper support and a lower support of a radiator support. Is a vehicle radiator shutter mounting structure for assembling a roller shaft having a winding roller on a shaft thereof, wherein a shaft end on one end side of the roller shaft is axially moved to the one frame part. After being inserted as much as possible, the other end of the roller shaft is inserted into the other frame part, and the roller shaft is mounted between the two frame parts. A spacer for restricting the axial movement of the roller shaft to prevent the roller shaft from being pulled out from the frame is attached to the shaft end of the shaft from the outer periphery of the shaft end. .

(Operation) In the mounting structure of the vehicle radiator shutter configured as described above, when the roller shafts having the winding rollers are mounted on the left and right frame portions of the radiator support, first the one frame portion is mounted on the one frame portion. , One end of the roller shaft is fitted and inserted, then the roller shaft is moved toward the other frame, and the other end of the roller shaft is fitted and inserted into the other frame. , A roller shaft is installed between both frame parts, and then a spacer is fitted into the shaft end part on one end side of the roller shaft from the outer peripheral side thereof, whereby the roller shafts are attached to the left and right frame parts. .

In this way, by directly mounting the roller shaft of the take-up roller to the left and right frame portions of the radiator support, which have high rigidity, the support rigidity of the roller shaft is enhanced.

(Embodiment) An embodiment of the present invention will be described below with reference to FIGS.

In FIG. 5 and FIG. 6, a radiator support 2 located in front of the radiator 1 and supporting the radiator 1 connects the upper support 3, the lower support 4, and both the upper and lower supports 3, 4 to each other. Left and right frame parts 5, 6
Is formed in a square frame shape with a ventilation window 7 in the center.

The left and right frame portions 5 and 6 of the radiator support 2 have a cross-sectional outline as shown in FIG. The mounting holes are formed on the same center line in the upper portions of the facing surfaces of the frame portions 5 and 6 of the both frame portions, and the bearing bushes 8 and 9 made of synthetic resin are fixed to the mounting holes, respectively. It is fitted in the state. These bearing bushes 8 and 9
Is fitted into each mounting hole by a pushing operation, and tapered portions 8a and 9a capable of elastic expansion with a split groove are formed on the outer peripheral surfaces of the tip ends of the bearing bushes 8 and 9, respectively. Further, on the outer peripheral surfaces of the bearing bushes 8 and 9, the flange portion 8 formed on the outer periphery of the bearing bushes 8 and 9 on the base end side is formed.
An annular fitting groove that fits in the mounting hole is formed between b and 9b and the tapered portions 8a and 9a.

The take-up roller 10 is attached to the pair of bearing bushes 8 and 9.
The roller shaft 11 having the shaft
3 is fitted. That is, both shaft end portions 12 and 13 of the roller shaft 11 project from both end surfaces of the take-up roller 10 by a predetermined length, respectively.
The shaft end portion 12 on the one end side is inserted into the bearing hole of the one bearing bush 8 so as to be movable in the axial direction. Then, as shown in FIG. 4, the roller shaft 11 is appropriately moved in the axial direction toward one bearing bush 8. Then, the roller shaft 11
It moves toward the other bearing bush 9. Then, by inserting the coaxial end 13 into the bearing hole of the bearing bush 9 until the step surface of the shaft end portion 13 on the other end side contacts the end surface of the other bearing bush 9, Both ends 12 and 13 of the roller shaft 11 are fitted to each other by a predetermined length and mounted.

Further, at the shaft end portion 12 on the one end side of the roller shaft 11, there is provided a spacer 14 that restricts the movement of the roller shaft 11 in the axial direction and prevents the roller shaft 11 from being pulled out from the bearing bushes 8 and 9. It is fitted from the outer peripheral side of the shaft end portion 12. The spacer 14 is made of a synthetic resin material and, as shown in FIG. 2, is formed into a C-shaped tube that can be elastically expanded. Further, the guide piece 1 for facilitating the fitting of the spacer 14 from the outer circumference of the shaft end 12 is provided in the C-shaped opening of the spacer 14.
4a is formed by expanding into a substantially eight-shape.

Further, in this embodiment, the shaft end portion 13 on the other end side of the roller shaft 11 and the other bearing bush 9 are prevented from rotating by fitting the square shaft and the square hole as shown in FIG. There is. The take-up roller 10 is rotatably assembled around the axis of the roller shaft 11, and the roller shaft 1
A torque spring (not shown), which is a coil spring for urging the take-up roller 10 in the take-up direction, is always interposed between 1 and the take-up roller 10.

A shutter sheet 15 for opening and closing the ventilation window 7 in front of the radiator 1 is fastened to the take-up roller 10 at one end thereof so as to be able to be taken up. A metal core having rigidity is provided on the leading edge of the shutter sheet 15 over substantially the entire width of the sheet 15. Furthermore, the shutter sheet 1
At the central portion in the width direction of the pull-out edge of 5, the pull-out wire 16
Is fastened at one end. Drawer wire 1
As shown in FIGS. 5 and 6, the other end of 6 is a guide member 1 arranged on the lower support 4 of the radiator support 2.
An operation ring 18 is attached to the other end of the pull-out wire 16 which is inserted through the operation ring 18. And the operation ring 18
The pull-out wire 16 is pulled to pull out the shutter sheet 15 by a predetermined length, and the operation ring 18 is hooked on a not-shown locking hook provided at a predetermined position of the vehicle body, whereby a ventilation window in front of the radiator 1 is provided. 7 is closed, and conversely to the above, the operation ring 18 is released from the locking hook and released, whereby the winding roller 10 is rotated in the winding direction by the biasing force of the torque spring with respect to the roller shaft 11. The shutter sheet 15 is wound in the original state. At this time, the operation ring 18 engages with the guide member 17, and further rotation of the winding roller 10 is blocked.

This embodiment is constructed as described above. Therefore,
When the roller shaft 11 having the take-up roller 10 is attached to the left and right frame portions 5 and 6 of the radiator support 2, first, as shown in FIG. 4, the bearing bush 8 of one frame portion 5 is attached. , The shaft end portion 12 on one end side of the roller shaft 11 is fitted and then the roller shaft 11 is moved toward the other frame portion 6, and the shaft end portion 13 on the other end side of the roller shaft 11 is moved to the other side. The bearing bush 9 of the frame portion 6 is inserted. After that, by inserting the spacer 14 into the shaft end portion 12 on the one end side of the roller shaft 11, the roller shaft 11 is easily and quickly mounted.

In the above embodiment, the bearing bushes 8 are formed by forming mounting holes in the left and right frame portions 5, 6 of the radiator support 2.
9 is fitted, but is not limited to this. For example, bearing holes may be formed in both frame portions 5 and 6 to mount the roller shaft 11.

(Effects of the Invention) As described above, according to the present invention, the shaft end on one end side of the roller shaft is fitted into one of the left and right frame parts of the radiator support, and then, The roller shaft is moved toward the other frame portion, the shaft end portion on the other end side of the roller shaft is fitted into the other frame portion, the roller shaft is installed between both frame portions, and then the above-mentioned By inserting the spacer from the outer periphery of the shaft end portion on one end side of the roller shaft, the roller shaft can be easily and quickly attached to both frame portions.

Furthermore, as mentioned above, by directly mounting the roller shaft of the take-up roller to the left and right frame parts of the radiator support, which have high rigidity, it is possible to increase the support rigidity of the roller shaft and improve the durability. Can be achieved.

[Brief description of drawings]

1 to 6 of the drawings show an embodiment of the present invention, and FIG. 1 is a plan sectional view showing an essential part of a radiator shutter,
2 is a sectional view taken along line II-II in FIG. 1, and FIG. 3 is III in FIG.
-III line sectional view, 4th is a plane sectional view showing a process of mounting the roller shaft to both left and right frame portions of the radiator support, 5th
FIG. 6 is a front view of the radiator shutter, and FIG. 6 is a side sectional view of the same. 7 and 8 show a conventional radiator shutter, FIG. 7 is a front view, and FIG. 8 is a perspective view showing a roller shaft and its bearing bracket. 1 ... Radiator 2 ... Radiator support 3 ... Upper support 4 ... Lower support 5, 6 ... Frame part 7 ... Ventilation window 10 ... Winding roller 11 ... Roller shaft 12, 13 ... Shaft end part 14 ... Spacer 15 ... Shutter sheet

Claims (1)

[Scope of utility model registration request] 1. A roller shaft equipped with a winding roller of a shutter sheet for opening and closing the front of the radiator is mounted on both left and right frame portions connecting the upper support and the lower support of the radiator support. In the vehicle radiator shutter mounting structure described above, a shaft end on one end side of the roller shaft is fitted into the one frame part so as to be movable in the axial direction, and then a shaft on the other end side of the roller shaft is installed. The end portion is fitted into the other frame portion, the roller shaft is mounted between the both frame portions, and further,
A spacer, which restricts the axial movement of the roller shaft to prevent the roller shaft from being pulled out from the frame portion, is fitted to the shaft end portion on one end side of the roller shaft from the outer peripheral side of the shaft end portion. A mounting structure for a radiator shutter for a vehicle characterized by the above.