JP2021172143A - Shade device for vehicle - Google Patents

Abstract

To provide a shade device for vehicle which can easily move a shade sheet while reducing the weight and cost with a simple configuration.SOLUTION: A shade device 30 for covering a ceiling window 14 arranged on a ceiling 12 of a vehicle 10 comprises: a first roller shaft 32 which extends in the vehicle width direction on the ceiling 12 and is rotatably arranged; a second roller shaft 34 which is rotatably arranged on the rear side of the vehicle 10 with respect to the first roller shaft 32 and is arranged in parallel with the first roller shaft 32; and a shade sheet 50 which covers at least the ceiling window 14, has the annular shape that surrounds the first roller shaft 32 and the second roller shaft 34 as a whole, and has a first region 56 and a second region 58 having mutually-different light transmission rates.SELECTED DRAWING: Figure 2

Description

The present invention relates to a vehicle shade device.

Conventionally, the shade device described in Patent Document 1 is known. In the shade device described in Patent Document 1, a case is arranged in which a winding shaft around which a screen is wound is housed between the ends of a pair of longitudinal side frames, and the side opposite to the winding shaft is arranged. At the tip of the screen, a bar extends between a pair of side frames and is attached. A wire is placed inside it along one side frame, one end of the wire is fixed to a wire take-up reel located at the end of the side frame opposite the case, and the other end is a bar. It is fixed to.

In such a shade device, the winding shaft can be electrically rotated while pulling the wire by the wire winding reel, so that the screen can be opened and closed with the screen stretched.

Japanese Unexamined Patent Publication No. 7-97886

However, since the shade device in the above document has a pair of side frames, a take-up shaft, a wire, a wire take-up reel, and many other members, the structure is complicated and the cost is high. .. In a configuration in which the screen is opened and closed by electrically rotating the take-up shaft, the structure becomes more complicated and the cost increases. Further, in electric vehicles widely used in recent years, it is required to reduce the weight of the vehicle. However, since the shade device having the above configuration requires a large number of members, the device itself becomes heavy, and when such a shade device is mounted on an electric vehicle, the weight of the vehicle is required to be reduced. Will increase.

The present invention has been completed based on the above circumstances, and provides a shade device for a vehicle capable of easily moving a shade sheet while achieving weight reduction and cost reduction with a simple configuration. The purpose.

The present invention is a vehicle shade device that covers a ceiling window arranged on the ceiling of a vehicle, and has a first roller shaft and a first roller shaft that extend in the width direction of the vehicle and are rotatably arranged on the ceiling. The second roller shaft, which is rotatably arranged behind the vehicle and is arranged parallel to the first roller shaft, and at least the ceiling window are covered, and the first roller shaft and the second roller shaft are collectively enclosed. It is characterized by including a shade sheet having a ring shape and having a first region and a second region having different light transmittances from each other.

According to the present invention, the first roller shaft in which the shade sheet is rotatably arranged on the ceiling and the second roller shaft in which the shade sheet is rotatably arranged behind the vehicle are collectively included. It is arranged in a ring shape that surrounds it, and the shade sheet can be easily moved manually with a simple configuration, and at the same time, it is possible to reduce the weight and cost. Further, the shade sheet has a first region and a second region having different light transmittances from each other, and the arrangement of the first region and the second region in the ceiling window can be changed by easily moving the shade sheet manually. It is possible to adjust the amount of light entering the vehicle room.

In the above configuration, the first roller shaft is mounted on the ceiling, the shade sheet is opened to the rear of the vehicle so as to be able to enter and exit, the first roller shaft is housed, and the entire area of the first area can be stored. A storage unit may be further provided. According to such a configuration, the first roller shaft and the second roller shaft can be rotated to move the shade sheet, and the first area can be stored in the first roller shaft storage portion, and the shade sheet can be stored over the entire ceiling window. Since the second region of the above can be arranged, the light into the vehicle chamber is taken in based on the light transmittance of the second region of the shade sheet.

In the above configuration, the second roller shaft may be attached to the interior member of the vehicle on which the rear window of the vehicle is arranged, and the shade sheet may also cover the rear window. According to such a configuration, since the shade seat also covers the rear window, the shade device is arranged even at a low position in the vehicle interior. Therefore, even a person in a wheelchair or a short child can reach the shade device, and the shade seat can be easily moved manually, so that the shade seat can be easily moved.

In the above configuration, the first region may be a light-shielding portion that blocks light. According to such a configuration, by moving the shade sheet so that the entire area of the first region is arranged on the ceiling window, a light-shielding portion can be arranged on the ceiling window, so that light can enter from the ceiling window. Can be prevented.

In the above configuration, the shade device is rotatably arranged between the first roller shaft and the second roller shaft and parallel to the first roller shaft and the second roller shaft inside the ring shape of the shade sheet. A third roller shaft and a holding member extending parallel to the third roller shaft and arranged on the indoor side of the vehicle with respect to the third roller shaft and the shade sheet are further provided. The shade sheet may be sandwiched between the roller shaft and the pressing member. According to such a configuration, the shade sheet is sandwiched between the third roller and the pressing member between the first roller shaft and the second roller shaft, so that the shade can be arranged even when a large shade sheet is arranged. The seats can be placed along the ceiling without slackening and hanging into the vehicle compartment.

In the above configuration, the pressing member may be attached to the indoor member of the vehicle with the central axis eccentric. According to such a configuration, the distance between the pressing member and the respective opposing peripheral surfaces of the third roller shaft can be changed by changing the position of the pressing member in the circumferential direction. Thereby, the tension of the ring-shaped shade sheet can be changed.

According to the present invention, it is possible to provide a shade device for a vehicle capable of easily moving a shade sheet while achieving weight reduction and cost reduction with a simple configuration.

A perspective view of a vehicle provided with the shade device of the present embodiment as viewed from the left rear of the vehicle. Partial cross-sectional view of the vehicle cut along line II-II of FIG. 1 showing the shade device of the present embodiment. Perspective view of the shade sheet of the shade device of the present embodiment Perspective view showing the vicinity of the fixed portion of the pressing member Cross-sectional view showing the vicinity of the fixed portion of the pressing member Cross section of shade sheet with large tension Cross section of shade sheet with small tension

Embodiments of the present invention will be described with reference to FIGS. 1 to 7. The left side in FIGS. 1 and 2 will be described as the front of the vehicle, and the right side will be described as the rear of the vehicle.

As shown in FIG. 1, a ceiling window 14 is arranged at the rear portion of the ceiling 12 of the vehicle 10 (an example of a vehicle), and at the rear portion of the vehicle 10, the vehicle is lowered from the ceiling 12 toward the rear of the vehicle. The rear window 18 is arranged in an inclined posture. A vehicle rear panel 16 is arranged below the rear window 18. The ceiling window 14 and the rear window 18 are extended over the entire width of the vehicle 10, and are continuously provided as one window glass in the front-rear direction of the vehicle. Pillar portions 20 of the side panels 22 on the left and right sides of the vehicle 10 are arranged on both sides of the ceiling window 14 and the rear window 18 in the vehicle width direction.

As shown in FIG. 2, a shade device 30 (vehicle shade device) is arranged at the rear portion of the vehicle 10. The shade device 30 extends from the rear portion of the ceiling 12 to the rear panel 16, and has a first roller shaft 32 rotatably attached to both pillar portions 20 on both sides of the ceiling 12 in the vehicle width direction. A second roller shaft 34 and a first roller shaft 32, both of which are rotatably attached to pillar portions 20 (indoor side members) on both sides of the rear panel 16 in the vehicle width direction behind the first roller shaft 32. It has a shade sheet 50 having a ring shape that collectively surrounds the second roller shaft 34 and the second roller shaft 34. The first roller shaft 32 and the second roller shaft 34 are arranged so as to extend in the vehicle width direction in parallel with each other.

The shade device 30 further includes a first roller shaft accommodating portion 36 for accommodating the first roller shaft 32 on the ceiling 12, and a second roller shaft accommodating portion 38 for accommodating the second roller shaft 34 on the rear panel 16. The first roller shaft accommodating portion 36 is composed of a ceiling 12 and a first cover 37 extending parallel to and below the ceiling 12, and the shade sheet 50 can enter and exit the first roller shaft accommodating portion 36. It has a seat entrance / exit 39 that is open to the rear of the vehicle. The first roller shaft 32 is housed in the storage space between the ceiling 12 and the first cover 37, and the first roller shaft 32 is rotated in the two shade sheets 50 arranged in a ring shape and overlapping. Moves through the seat entrance / exit 39.

The second roller shaft accommodating portion 38 for accommodating the second roller shaft 34 is composed of a rear panel 16 and a second cover 40 extending parallel to the rear panel 16 and extending in front of the rear panel 16, and the shade sheet 50 is the second. It has a seat entrance / exit 42 that is open upward so that the roller shaft storage portion 38 can be accessed. The second roller shaft 34 is housed in the storage space between the rear panel 16 and the second cover 40, and the two shade sheets 50 arranged in a ring shape and overlapping each other have the second roller shaft 34 rotated. Moves through the seat entrance / exit 42.

As shown in FIGS. 2 and 3, the shade device 30 is further rotatable between the first roller shaft 32 and the second roller shaft 34 and with respect to the first roller shaft 32 and the second roller shaft 34. It includes a third roller shaft 52 arranged in parallel. The third roller shaft 52 is arranged inside the ring-shaped shade sheet 50, and is arranged between two overlapping shade sheets 50 of the ring-shaped shade sheet 50. In the present embodiment, as shown in FIG. 2, both ends of the third roller shaft 52 are arranged on both the left and right sides so as to be arranged below the bent portion 15 at the boundary portion between the ceiling window 14 and the rear window 18. It is rotatably attached to the pillar portion 20 of the above.

The shade device 30 is further extended parallel to the third roller shaft 52, and is arranged on the interior side of the vehicle 10 with respect to the two shade sheets 50 overlapping the third roller shaft 52. It has. Of the two overlapping shade sheets 50, the shade sheet 50 arranged on the indoor side is sandwiched between the third roller shaft 52 and the pressing member 54. By arranging the pressing member 54 so as to face the third roller shaft 52 and sandwiching the shade sheet 50 between them, it is possible to prevent the shade sheet 50 from bending inward and hanging down. Further, when the pressing member 54 presses the shade sheet 50 from the indoor side, it is possible to give an appropriate tension to the shade sheet 50.

As shown in FIG. 3, the shade sheet 50 is formed in a ring shape by detachably connecting both ends of one long sheet with a hook-and-loop fastener tape or a fastening tape such as a zipper tape. Instead of using a fastening tape, both ends of the elongated sheet may be sewn together to form a ring shape. As shown in FIG. 2, the shade sheet 50 is looped around the first roller shaft 32 and the second roller shaft 34 to cover the ceiling window 14 and the rear window 18.

As shown in FIGS. 2 and 3, the shade sheet 50 has a first region 56 and a second region 58 having different light transmittances from each other. The first region 56 is a light-shielding portion, and the light transmittance is set to, for example, 0%. The second region 58 is a light transmitting portion, and the light transmittance is set to, for example, 100%. As the shade sheet 50, for example, a translucent sheet, an opaque sheet, a mesh sheet, a woven fabric, a non-woven fabric, or the like can be used according to the respective set transmittances of the first region 56 and the second region 58. As the material of such a sheet, for example, a synthetic resin material such as polyvinyl chloride or polypropylene can be used.

As shown in FIG. 2, when the first region 56 of the shade sheet 50 is arranged outside the passenger compartment of the two overlapping shade sheets 50, the entire area of the ceiling window 14 and the rear window 18 can be covered. The size L of the first region 56 in the vehicle front-rear direction is equal to or greater than the combined size of the ceiling window 14 and the rear window 18 in the vehicle front-rear direction. Further, the dimension of the first roller shaft accommodating portion 36 in the vehicle front-rear direction is larger than about half 2 / L of the dimension L of the first region 56.

With such a configuration, as shown in FIG. 2, the entire first region 56 can be stored in the first roller shaft storage portion 36. When the entire first region 56 is stored in the first roller shaft storage portion 36, only the second region 58, which is a translucent portion, is arranged in the ceiling window 14 and the rear window 18, so that light is blocked by the shade sheet 50. A lot of light can be taken into the vehicle interior without being damaged. On the other hand, when the shade sheet 50 is moved so as to cover the ceiling window 14 and the rear window 18 in the first region 56 which is a light-shielding portion, the light is blocked by the shade sheet 50, so that almost no light enters the vehicle interior.

Next, the configuration of the pressing member 54 will be described with reference to FIGS. 3 to 5. The pressing member 54 is removably fixed to the pillar portions 20 on both sides in the vehicle width direction. The pressing member 54 includes a main body portion 60 extending in the vehicle width direction and fixing portions 62 attached to both ends of the main body portion 60, and the main body portion 60 and the fixing portion 62 have an oval cross-sectional shape. The pressing member 54 as a whole also has an oval cross-sectional shape. In the present embodiment, the pressing member 54 has an oval cross-sectional shape.

The fixing portion 62 has a hollow tube shape, has an end face 63 at one end, and is open at the other end. The insertion portion 64 projects from the end surface 63, and a plurality of positioning pieces 66 project outward from the peripheral surface of the insertion portion 64. The plurality of positioning pieces 66 are arranged at equal intervals with each other. As shown in FIGS. 4 and 5, an elastic member 68 is provided inside the hollow fixing portion 62. In this embodiment, for example, a coil spring is provided as the elastic member 68.

The pillar portions 20 on the left and right sides of the vehicle 10 are provided with recesses having the same shape as the insertion portion 64 so that the insertion portion 64 having a plurality of positioning pieces 66 can be inserted. When the pressing member 54 is attached to the vehicle interior, the positioning piece 66 of the insertion portion 64 is inserted into the recess according to the shape of the recess corresponding to the positioning piece 66, and the fixing portion 62 is fixed to the pillar portion 20. .. After attaching the fixing portions 62 to the pillar portions 20 on both sides, insert one end of the main body portion 60 from the opening insertion opening of one fixing portion 62 and push the elastic member 68 while pressing the opening insertion opening of the other fixing portion 62. Insert the other end of the main body into. In this way, the main body 60 is attached to the fixed portion 62, and the pressing member 54 is attached to the vehicle interior.

As shown in FIGS. 4 and 5, the pressing member 54 is arranged so that its central axis is eccentric. Specifically, the insertion portion 64 is provided in the fixing portion 62 so that the central axis of the insertion portion 64 deviates from the central axis of the fixing portion 62. That is, the central axis of the insertion portion 64 is deviated from the central axis of the pressing member 54, the pressing member 54 is eccentrically attached, and has an eccentric axis 54A. The fixed portion 62 having an oval cross-sectional shape is provided eccentrically, and has a large diameter portion 62A and a small diameter portion 62B. As shown in FIG. 5, the distance L1 from the peripheral surface of the large diameter portion 62A to the eccentric shaft 54A is larger than the distance L2 from the peripheral surface of the small diameter portion 62B to the eccentric shaft 54A. Since the pressing member 54 is fixed to the pillar portion 20 and does not rotate, the surfaces of the main body portion 60 and the fixing portion 62 are arranged so that the shade sheet 50 can smoothly move between the pressing member 54 and the third roller shaft 52. It is configured smoothly.

As shown in FIGS. 6 and 7, the fixing portion 62 is rotated so that the position of the large diameter portion 62A or the small diameter portion 62B of the fixing portion 62 of the pressing member 54 changes, and the insertion portion 64 is inserted into the pillar portion at a desired position. The tension of the shade sheet 50 can be changed by inserting and fixing it in the recess of 20. Specifically, as shown in FIG. 6, when the insertion portion 64 is inserted into the recess of the pillar portion 20 by aligning the positions of the positioning pieces 66 so that the peripheral surface of the large diameter portion 62A faces the third roller shaft 52. , The distance between the peripheral surface of the facing large diameter portion 62A and the peripheral surface of the third roller shaft 52 becomes small. That is, the large diameter portion 62A presses the shade sheet 50 on the vehicle interior side of the two overlapping shade sheets 50 against the third roller shaft 52. As a result, the large diameter portion 62A that is in contact with and presses the shade seat 50 on the vehicle interior side can apply tension to the shade seat 50 on the vehicle interior side.

On the other hand, as shown in FIG. 7, when the insertion portion 64 is inserted into the recess of the pillar portion 20 by aligning the positions of the positioning pieces 66 so that the peripheral surface of the small diameter portion 62B faces the third roller shaft 52, they face each other. The distance between the peripheral surface of the small diameter portion 62B and the peripheral surface of the third roller shaft 52 becomes large. That is, the peripheral surface of the small diameter portion 62B is arranged away from the opposing peripheral surface of the facing third roller shaft 52. As a result, the tension applied to the shade seat 50 is loosened, and in some cases, the shade seat 50 on the vehicle interior side is flexed and arranged in the vehicle interior.

The operation and effect of this embodiment will be described. When it is desired to prevent light from entering the vehicle interior of the vehicle 10, the shade sheet 50 is moved from the vehicle interior side by the user's hand, and the first roller shaft 32, the second roller shaft 34, and the third roller shaft 52 are moved. It is rotated to move the first region 56, which is a light-shielding portion, to a position overlapping the ceiling window 14 and the rear window 18. In this state, the second area 58 is stored in the first roller shaft storage unit 36. When it is desired to take light into the vehicle interior of the vehicle 10, the shade sheet 50 is moved from the vehicle interior side by the user's hand to rotate the first roller shaft 32, the second roller shaft 34, and the third roller shaft 52. The second region 58, which is a translucent portion, is moved to a position overlapping the ceiling window 14 and the rear window 18. In this state, the entire first area 56 is stored in the first roller shaft storage unit 36.

Further, when it is desired to realize shading or light transmission only in the ceiling window 14 or only the rear window 18, the shade so that the first region 56 or the second region 58 is located only in the ceiling window 14 or the rear window 18. The seat 50 can be moved.

In this way, by simply moving the shade sheet 50 manually, it is possible to arrange the first region 56 and the second region having different light transmittances at positions desired by the user. As a result, the degree of light entering the interior of the vehicle 10 can be adjusted, so that the interior of the vehicle can be set to a brightness according to the user's preference. Further, the shade device 30 of the present embodiment is composed of a plurality of roller shafts 32, 34, 52 and a shade sheet 50 arranged so as to surround the roller shafts, and is lightweight with a simple configuration. It has been achieved that the shade sheet 50 can be easily moved while achieving low cost and low cost.

Further, in the present embodiment, since the shade sheet 50 covers the rear window 18 in addition to the ceiling window 14, the shade device 30 is arranged even at a low position in the vehicle interior. Therefore, even a person in a wheelchair or a child with a short stature can reach the shade device 30, and since the shade sheet 50 can be easily moved manually, the shade sheet 50 can be easily moved.

As the material of the sheet of the shade sheet 50, for example, a synthetic resin material such as polyvinyl chloride or polypropylene is used, so that the shade sheet 50 may be stretched due to aged deterioration. If the shade sheet 50 is stretched, it may hang down to the vehicle interior side and become an obstacle, or the appearance may not be good. In such a case, the large diameter portion 62A of the fixing portion 62 is aligned with the positioning piece 66 so as to face the third roller shaft 52, and the insertion portion 64 is inserted and fixed in the recess of the pillar portion 20. The main body 60 is fitted to the fixed portion 62. By arranging the large diameter portion 62A so as to face the third roller shaft 52 in this way, the pressing member 54 can give tension to the shade sheet 50, so that the shade sheet 50 can be prevented from loosening. can.

A plurality of positioning pieces 66 are provided in the insertion portion 64 of the fixing portion 62, and the pressing member 54 is arranged with respect to the third roller shaft 52 in two ways as shown in FIGS. 6 and 7. Not limited to this, for example, the shade sheet is attached by rotating the pressing member 54 around the eccentric shaft 54A from the position shown in FIG. 6 or 7 to align the positioning piece 66 with the recess at a desired position and attaching the insertion portion 64. The tension applied to 50 can be adjusted in a plurality of steps. In this way, the tension of the shade sheet 50 can be adjusted according to the preference of the user, and the interior space of the vehicle can be arranged according to the preference of the user.

When the hook-and-loop fastener tape attached to the shade sheet 50 and the fastening tape such as the zipper tape are pulled apart, the shade sheet 50 is separated from the first roller shaft 32, the second roller shaft 34, the base 3 roller shaft 52, and the holding member 54. Can be removed. Further, regarding the pressing member 54, one end of the main body 60 is pushed against the elastic member 68 in the fixing portion 62 into which the end is inserted, and the other end is pushed by the end. It can be removed from the inserted fixed portion 62. By removing the main body 60 from the fixing 62 in this way, the shade sheet 50 can be removed more easily.

Since the shade sheet 50 can be easily removed in this way, it is possible to easily replace the shade sheet 50 with a new one or replace it with a shade sheet having a different design according to preference.

<Other embodiments>
The present invention is not limited to the embodiments described in the above description and drawings, and for example, the following embodiments are also included in the technical scope of the present invention.

(1) The ceiling window and the rear window may be provided as separate window glasses. In such a configuration, between the ceiling window and the rear window, a partition member is extended between the pillar portions on the left and right sides of the side panel, and the ceiling window is arranged on the ceiling side of the partition member. A rear window may be arranged on the rear panel side.

(2) The third roller shaft can be arranged at an arbitrary position between the first roller shaft and the second roller shaft. For example, when the ceiling window is large, the third roller shaft and the holding member may be arranged at the central portion of the ceiling window in the vehicle front-rear direction. Further, when the rear window is large, the third roller shaft and the pressing member may be arranged at the central portion of the rear window in the vertical direction.

(3) In the configuration in which the shade device is provided only on the ceiling window, the second roller shaft is arranged at the rear portion of the vehicle on the ceiling, and the third roller shaft and the holding member are arranged at the central portion of the shade seat in the vehicle front-rear direction. You may.

(4) The light transmittance of each of the first region and the second region of the shade sheet is not limited to two stages as in the above embodiment, and can be set to three or more stages. Further, the light transmittance of the shade sheet is not limited to the configuration in which the light transmittance is changed stepwise, and may be continuously changed to form a gradation.

(5) The shade device may be configured so that the entire region of the first region, which is the light-shielding portion of the shade sheet, is housed in the second roller shaft storage portion provided on the rear panel side.

(6) The shape of the pressing member is not limited as long as the central axis is eccentric, and may be circular. Further, the pressing member may be fixed so as not to be removed by the user as long as the shade sheet can be sandwiched between the pressing member and the third roller shaft in a movable state.

10: Vehicle (vehicle), 12: Ceiling, 14 Ceiling window, 16: Rear panel, 18: Rear window, 20: Pillar part, 30: Shade device (Shade device for vehicle), 32: 1st roller shaft, 34: No. 2 roller shaft, 36: 1st roller shaft storage part, 38: 2nd roller shaft storage part, 50: shade sheet, 54: holding member, 56: 1st area, 58: 2nd area

Claims (6)

A vehicle shade device that covers the ceiling windows on the ceiling of the vehicle.
A first roller shaft extending in the vehicle width direction on the ceiling and rotatably arranged,
A second roller shaft rotatably arranged behind the vehicle above the first roller shaft and arranged parallel to the first roller shaft.
A shade sheet that covers at least the ceiling window, has a ring shape that collectively surrounds the first roller shaft and the second roller shaft, and has a first region and a second region having different light transmittances from each other. A vehicle shade device characterized by being equipped with. A first roller shaft storage unit that is attached to the ceiling, opens to the rear of the vehicle so that the shade sheet can enter and exit, stores the first roller shaft, and can store the entire area of the first area. The vehicle shade device according to claim 1, further comprising. 1 or claim 1, wherein the second roller shaft is attached to an indoor member of the vehicle on which the rear window of the vehicle is arranged, and the shade sheet also covers the rear window. 2. The vehicle shade device according to 2. The vehicle shade device according to any one of claims 1 to 3, wherein the first region is a light-shielding portion that blocks light. It is rotatably arranged between the first roller shaft and the second roller shaft inside the ring shape of the shade sheet in parallel with the first roller shaft and the second roller shaft. With the 3rd roller shaft
Further provided with a holding member extending parallel to the third roller shaft and arranged on the indoor side of the vehicle with respect to the third roller shaft and the shade sheet.
The vehicle shade device according to any one of claims 1 to 4, wherein the shade sheet is sandwiched between the third roller shaft and the pressing member. The vehicle shade device according to claim 5, wherein the holding member is attached to the indoor member of the vehicle with the central axis eccentric.

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