JPH084335Y2 - Sunshade equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION "Industrial application field" The present invention relates to a sunshade device in which an opening is opened and closed by a foldable shade cloth.

"Prior Art" As a conventional sunshade device, there is one in which a shade cloth is manually folded and unfolded to open and close an opening.

In addition, as one using power, for example,
There is one disclosed in Japanese Patent No. 106310. That is, in the wind-up type sunshade device, running grooves for geared wires are formed in the guide rails on both sides, and the geared wires are run by the drive motor to open and close the shade cloth.

On the other hand, with a manual sunshade device as the basic configuration,
In addition to this basic structure, a sunshade device having versatility is demanded by attaching and detaching a drive mechanism for opening and closing the shade cloth by power.

[Problems to be solved by the invention] However, in such a conventional sunshade device, in the former case, for example, when it is used in a one-box car with a wide opening width in front and rear, a shade cloth is used when opening and closing the opening. It is necessary to greatly move it back and forth to fold and unfold, and when a seated person in the front seat or the rearmost seat is opened and closed, the hand is stretched out to an unreasonable posture, resulting in operability. not good.

In the latter, since the shade cloth is opened and closed by power, the operability is good, but it is necessary to make the guide rail highly rigid and to smoothly run the geared wire, so the configuration is complicated and large-scale. Become,
The cost is high and it is difficult to provide the above-mentioned variety. Further, the winding type has a problem in that, when the roof shape is curved, the head clearance in the shade cloth winding section becomes narrower and the habitability is not good, as compared with the folding type.

The present invention has been made in view of such conventional problems, and can improve the opening / closing operability of the shade cloth, reduce the cost, and provide the variety. It is an object of the present invention to provide a sunshade device that is capable of further improving the habitability.

[Means for Solving the Problem] The gist of the present invention for achieving such an object is to provide a sunshade device in which a foldable shade cloth is used to open and close the opening, and the sunshade device is provided along each side edge of the opening. The guide rail is installed between the guide rails on both sides, and both ends of the guide rail are movably supported by the guide rails. A driving mechanism that opens and closes the shade cloth via the moving member, the driving mechanism being coupled to the moving member and fitted to each other in a direction parallel to the moving direction of the moving member so as to be retractable from each other. A sunshade device having the above-mentioned pipe member and a push-pull member for inserting and retracting to and from the pipe member, the push-pull member being pushed and pulled by power. That.

"Action" The shade cloth is unfolding and blocking the opening.

In order to open the opening, the occupant operates a switch or the like near the hand, operates the drive mechanism by power, and pulls in the push-pull member for retracting the pipe member, for example, the pipe member is retracted, and the moving member is guided. Guided travel by rail.

When the moving member is guided and moved by the guide rail, the shade cloth is gradually folded. When the shade cloth is completely folded, the opening is fully opened around this.

In order to close the opening, the seated person may operate a switch or the like near the operator's hand to push out the push-pull member for retracting the pipe member by power, so that the pipe member is projected.

In order to attach / detach the drive mechanism to / from the sunshade device main body, the pipe member of the drive mechanism may be attached / detached to / from the moving member.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.

1 to 11 show a first embodiment of the present invention.

As shown in FIGS. 1 to 4, an opening 12 is opened in a ceiling 11 of a vehicle body 10 of an automobile, and a sunroof device 20 having a lid 21 for opening and closing the opening 12 is installed. A sunshade device 30 for shading and the like is installed underneath.

The sunshade device 30 is configured such that the opening 12 is opened and closed downward by a foldable shade cloth 31.

A pair of rails 40, 40 are arranged along both side edges 13, 13 of the opening 12, both rails 40, 40 are arranged so as to face each other, and two upper and lower guide grooves 41, 42 are provided. Have

The guided members 51, 51 ... Constituting the chain 50 are movably fitted in the guide grooves 41, 42 at the respective stages of the rails 40. As shown in FIG. 5, the guided element 51 includes a pivot pin 52, a roller 53, and a roller 53.
Is pivotally supported, and the roller 53 is rotatably fitted in the guide grooves 41 and 42.

The chain 50 includes guided members 51, 51 ... On each rail 40, 40.
Are alternately connected between the guide grooves 41, 42 of each step by link members 55, 55 ... And extendable over the entire length of the rail 40 to be formed. The end of the link member 55 and the pivot pin of the guided element 51
52 is rotatably connected.

As you can see in Figures 4 and 5, both rails 4
In the upper guide groove 41 of the 0, 40, between the shaft portions 52a, 52a protruding inward of the pivot pins 52, 52 of the guided element 51 at the connection points of the link members 55, 55 corresponding to each other. A moving member 32, which has a high central portion and is connected to the essential points of the shade cloth 31, is installed.

The shaft portion 52a of the pivot pin 52 and the end of the moving member 32 are non-rotatably fixed, and the neck portion 52b of the pivot pin 52 is non-rotatably fixed to the base portion 33a of the fall prevention piece 33. Has been done.
The tongue piece portion 33b extending from the base portion 33a of the fall prevention piece 33 is slidably pressed against the upper surface 43 of the rail 40 continuous in the longitudinal direction.

As shown in FIG. 1, a leading panel 34 parallel to the moving member 32 is connected to the rear end of the chain 50. Sliders 58 and 59 that fit into the guide grooves 41 and 42, respectively, are provided on both sides of the L-shaped bracket 38, and a handle 35 is fixed to the leading panel 34.

The guide member 51 at the connecting point of the corresponding link members 55, 55 in the lower guide grooves 42 of the rails 40, 40 on both sides has a moving member 32.
Is not provided.

The shade cloth 31 covers the opening 12 of the vehicle body 10 when the chain 50 is guided and deployed by the rails 40, 40.
Is connected to the moving member 32.

At the rear end of the rail 40, as can be seen from FIGS. 6 to 8, the upper guide groove 41 is extended horizontally rearward,
The lower guide groove 42 is a storage portion 45 that extends downward from the expansion portion 44.
Are formed.

A tensioning mechanism 60 is provided in the storage section 45. Chain 50
At the rear end, a moving member 61 having a pair of front and rear guided members 51, 51 fitted to the upper guide groove 41 on both sides is connected, and a fixed arm 61a extending from the moving member 61 is connected to a chain 50. The side end of the rear end panel 36 disposed at the rear end of the rear end is fixedly connected. The moving member 61 guides the guide groove when the chain 50 is fully extended.
It is set to move forward a little from the rear end of 41.

A front-rear groove 65 is formed on the side wall 46 of the storage portion 45, and a guide rod 66 is installed in front of and behind the front-rear groove 65.

The biased arm 62 extends from the moving member 61 to the front-rear groove 65, and the insertion hole 62b of the tip end portion 62a of the biased arm 62 is slidably fitted to the guide rod 66. A coil spring 67, which biases the biased arm 62 backward, is stretched between the tip portion 62a and the front end wall of the front-rear groove 65 so as to wind the guide rod 66.

As shown in FIGS. 1 and 9 to 11, a drive mechanism 70a for opening and closing the shade cloth 31 via the moving member 32 is arranged at the center of the rear edge of the opening 12.

The drive mechanism 70a includes a pipe member 70 and a push-pull member 80.
It has and.

The pipe member 70 is capable of expanding and contracting in the front-rear direction at the center of both sides of the opening 12, and has six pipes from the minimum diameter pipe 71 to the maximum diameter pipe 72, which can be mutually retracted in the front-back direction. Is fitted to the base plate, and its entire length is expanded and contracted. A pipe 71 having the smallest diameter is connected to the leading pipe 34 via a fixing bracket 73.

A mounting bracket 97 constitutes the rear end of the sunshade device 30, and a power unit 90 is arranged at the center of both sides of the mounting bracket 97. The power unit 90 has a base end of a pipe 72 of the maximum diameter. It is fixed.

The push-pull member 80 is made of a flexible resin, and its tip 81 is fitted into the pipe 71 having the smallest diameter and connected by caulking. On the push-pull member 80, a rack portion 83 is formed from the front end portion 81 to the rear end portion 82.

The power unit 90 includes an electric motor 91 and a casing 92, and the output of the reduction mechanism 93 and the rack portion 83 of the push-pull member 80 meshing with each other in the casing 92 to draw the push-pull member 80 out. It has a wheel 94 and. In the casing 92, a storage portion 95 for storing the rolled-up push-pull member 80 in a rolled state is formed.

 Next, the operation will be described.

In FIG. 1, each shade cloth 31 is developed, and the rear end edge and the front end edge of each shade cloth 31 are in contact with each other and smoothly continuous,
It blocks all of the opening 12.

At this time, the pipe member 70 is stretched. Further, the link members 55, 55 are extended so that the guided elements 51 are guided by the guide grooves 41, 42.
Since the chain 50 forms a constant triangle and the moving member 32 belongs to the constant triangle and the rear end is pulled by the tensioning mechanism 60, the shade cloth 31 is It is in a stretched state.

When the occupant operates a switch near him to open the opening 12, the drive motor 91 is actuated, and the output wheel 94 is rotated via the speed reduction mechanism 93, whereby the push-pull member 80.
The rack portion 83 is retracted, and the push-pull member 80 is retracted rearward. The pushed-in pull-pull member 80 is stored in a state of being wound around the storage portion 95.

When the push-pull member 80 is pulled backward, the pipe 71 having the smallest diameter moves backward, and the front panel 34 moves backward.

As a result, each guided element 51 is guided by the guide grooves 41, 42 and moves backward, and accordingly, each chain 50 moves forward while forming a certain triangle. At this time, the tongue piece portion 33b of the fall prevention piece 33 is pressed against the upper surface 43 of the rail 40 and slides, and the moving member 32 moves in a mountain-like posture without falling.

Further, when the electric motor 91 rotates, the push-pull member 80 is drawn into the casing 92, the moving member 32 moves rearward through the pipe member 70, and the guided element 51 falls into the storage portion 45. The link member 55 is gradually folded from the rear side.

When the switch is operated to stop the rotation of the electric motor 91, the push-pull member 80 also stops, and each chain 50 stops in a state where a certain triangle is formed. The opening 12 is opened by a predetermined amount, and the rear side of the opening 12 is covered with the shade cloth 31 in a stretched state.

Further, when the electric motor 91 rotates and the moving member 32 moves, the link member 55 is folded and the shade cloth 31 is also folded. When the shade cloth 31 is completely folded, the opening 12 is fully opened around the shade cloth 31.

At this time, the pipe member 70 is in a contracted state outside the opening 12, does not get in the way, and has a good appearance.

In order to close the opening 12, similarly, the seated person may operate the switch near him to rotate the electric motor 91 in the opposite direction.

That is, the push-pull member 80 is fed forward from the inside of the casing 92, the front panel 34 is advanced through the pipe 71 having the smallest diameter, the folded link members 55, 55 are gradually extended, and the guided element 51 is guided. , 51 form a constant triangle.

The chain 50 extends one after another while forming this certain triangle. The shade cloth 31 that has been folded is stretched, stretched and moved forward, and finally the front edge of the shade cloth 31 contacts the rear edge of the front shade cloth 31 and the opening 12 is closed.

FIG. 12 shows a second embodiment according to the present invention. First
The same parts as those in the embodiment are designated by the same reference numerals and the description thereof will be omitted.

That is, the mounting bracket 97a constitutes the rear end of the sunshade device 30, and the power unit 90a is attached to one side wall 97b at both ends of the mounting bracket 97a.

Outer casing 9 from the power unit 90a to the pipe member 70 side
8 is extended, and the push-pull member 80a is inserted into the outer casing 98. For this reason, the power unit 90a can be set at an arbitrary location, which further improves the variety.

In the above embodiment, the drive motor 91-the reduction mechanism 93-
Although the one in which the clutch mechanism is not interposed in the power transmission path to the output wheel 94 is shown, the shade cloth 31 can be opened manually by providing the clutch mechanism.

According to the sunshade device 30 according to the embodiment, by arranging a plurality of switches in the vehicle compartment, the occupant can operate the switch at hand to open and close the opening 12 very easily, and form a certain triangle. Since the moving member 32 is supported by the constituting link member 55 and the tensioning mechanism 60 and the like are provided, the shade cloth 31 can be strongly tensioned when fully closed.

[Advantage of Invention] According to the sunshade device of the present invention, the drive member moves the moving member back and forth, connects the moving member and the shade cloth, and folds and unfolds the shade cloth by power. Therefore, for example, even a person who is seated away from the shade cloth can operate the drive mechanism to easily open and close the opening, and the drive mechanism is added to the basic configuration for manually opening and closing the shade cloth. As a result, it is possible to reduce the cost, and since it is possible to easily switch between the manual specification type and the power specification type to assemble it, it is possible to add versatility and make it a foldable sunshade device. When the roof is curved, the moving member can be bent according to the bending condition of the roof, and the head clearance does not become narrow, which improves the habitability. You can go up.

[Brief description of drawings]

1 to 11 show a first embodiment of the present invention,
FIG. 1 is a plan view of the sunshade device, FIG. 2 is a perspective view of the sunshade device, FIG. 3 is an explanatory view showing a mounting state of the sunshade device, FIG. 4 is a perspective view of the same, and FIG. Sectional views taken along line V-V, FIGS. 6 to 8 are views showing various states in the direction of arrows VI of FIG. 9, FIG. 9 is a plan view showing a drive mechanism, etc., FIG. 10 is a perspective view thereof, and FIG. Fig. 9 Fig. XI-
A sectional view taken along line XI, FIG. 12 shows a second embodiment of the present invention and is a perspective view of a sunshade device. 10 …… Vehicle body 11 …… Roof 12 …… Opening 20 …… Sunroof device 30 …… Sunshade device 31 …… Shade cloth 32 …… Moving member 40 …… Rail 41, 42 …… Guide groove 51 …… Guided member 60 …… Extension mechanism 70a …… Drive mechanism 70 …… Pipe member 80 …… Push-pull member 90, 90a …… Power unit

Claims (1)

[Scope of utility model registration request] 1. A sunshade device in which an opening is opened and closed with a foldable shade cloth, the guide rails being installed along both side edges of the opening, and the guide rails being installed between the guide rails on both sides. A driving member that is supported by a guide rail so as to be guided and movable, and that has a moving member that is connected to a key part of the shade cloth so as to close the opening when the guiding movement is performed; The mechanism is connected to the moving member, and two or more pipe members that are fitted to each other in a direction parallel to the moving direction of the moving member so as to be retractable from each other; A sunshade device having a push-pull member for retracting a pipe member.