JP2015221659A - Projection image cartridge, projector for vehicle with use of projection image cartridge, and vehicle or vehicle door equipped with projector for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to easily change a projected image.SOLUTION: A projection image cartridge is used in a projector 100 for a vehicle which is mounted onto a vehicle 1 and projects an image X on a surface below the mounted position. The cartridge includes a projection film 11 having a projected image 11b which can be projected, a case 12 which can be attached to and detached from the projector 100, and a cover 13 which is detachably attached to the case 12. The case 12 and the cover 13 are provided with openings 12a12, 13b of penetration form respectively, and the projection film 11 is detachably held between the case 12 and the cover 13 in such a manner that the projected image 11b is positioned in both openings.

Description

  The present invention relates to a projection image cartridge that is mounted on a vehicle and that is replaceably mounted on a vehicle projector that projects an image onto a road surface, ground, or the like below the mounting position, and the projection image cartridge. The present invention relates to a conventional vehicle projector and a vehicle or a vehicle door equipped with the vehicle projector.

  Conventionally, in this type of related technology, light emitted from a light source (70) is provided to a gobo disk (76) and a lens (62), such as the one described in Patent Document 1, for example. There is a vehicle gobo projector that projects a logo mark or the like on the gobo disk (76) onto the road surface by passing the light through the mirror (26) and guiding it downward.

However, according to the prior art, since the gobo disk (76) is fixed to the inner peripheral surface of the cylindrical main body (14), the logo may be changed depending on the preference and usage of the user, information transmission contents, etc. When it is desired to change the projected image such as a mark, it is not easy because it is necessary to replace the entire apparatus or to disassemble the apparatus and replace the gobo disk (76).
Further, when it is desired to change the position in the rotation direction of the projected image projected onto the road surface or the like, it is necessary to change the mounting angle of the entire apparatus, and adjustment is not easy.

US Patent Application Publication No. 2003/0156424 (US Published Patent Abstract 2003/156424)

  The present invention has been made in view of the above-described conventional circumstances, and a problem to be solved thereof is a projection image cartridge capable of easily changing a projected image, a vehicle projector using the projection image cartridge, and An object of the present invention is to provide a vehicle or a vehicle door equipped with the vehicle projector.

  The technical means for solving the above-described problems includes at least the following constituent elements. That is, this technical means includes a projection film having a projection target image in a projection image cartridge used in a vehicle projector that is mounted on a vehicle and projects an image onto a surface below the mounting position. A case detachably attached to the vehicle projector, and a cover detachably attached to the case, each of the case and the cover having a penetrating opening, and the openings in the openings. The projection film was detachably held between the case and the cover so that the projected image was positioned.

  Since the present invention is configured as described above, the projected image can be easily changed.

It is a top view which shows an example of the projection image cartridge relevant to this invention. It is a bottom view showing the projection image cartridge. FIG. 4 is an exploded perspective view of the same projected image cartridge as viewed from an oblique front side. It is the disassembled perspective view which looked at the same projection image cartridge from the slanting back side. It is a top view which shows the other example of the projection image cartridge relevant to this invention. FIG. 4 is an exploded perspective view of the same projected image cartridge as viewed from an oblique front side. It is the disassembled perspective view which looked at the same projection image cartridge from the slanting back side. It is a top view which shows the other example of the projection image cartridge relevant to this invention. FIG. 4 is an exploded perspective view of the same projected image cartridge as viewed from an oblique front side. It is the disassembled perspective view which looked at the same projection image cartridge from the slanting back side. It is sectional drawing which shows an example of the projector for vehicles relevant to this invention. It is a disassembled perspective view which shows the other example of the projection image cartridge relevant to this invention. It is sectional drawing which follows the (XIII)-(XIII) line | wire in FIG. It is sectional drawing which shows the state which mounted | wore the vehicle door and the projector for vehicles with the projection image cartridge and the cap-shaped member. It is a perspective view which shows the state which attached the cap-shaped member to an example of the projection image cartridge. It is a perspective view which shows a use condition about the other example of the projector for vehicles relevant to this invention. It is a front view which shows an example of a projection image cartridge and a gear mechanism. It is a disassembled perspective view which shows the gear mechanism and a rotary electric motor. It is a perspective view which shows an example of the vehicle provided with the projector for vehicles relevant to this invention, and a vehicle door.

A first feature of the present embodiment is that a projection image cartridge used in a vehicle projector that is mounted on a vehicle and projects an image onto a surface below the mounting position has a projected image that can be projected. A projection film; a case removable from the projector for a vehicle; and a cover detachably attached to the case, wherein the case and the cover each have a penetrating opening, and the both openings The projection film is detachably held between the case and the cover so that the projection image is positioned in the unit.
According to this configuration, when the projection image cartridge is removed from the vehicle projector, the projection film in the case can be exchanged by removing the cover from the case.
Specific examples of the “lower surface” include a road surface, the ground, a step surface (tread surface) of a vehicle, and the like.
Moreover, the shape of a case and a cover can be made into a card | curd shape, a block shape, etc., for example.
Moreover, the attachment / detachment direction of the cover with respect to the case can be, for example, a direction of sliding substantially parallel to the projection film in the case, a direction orthogonal to or intersecting with the projection film in the case, and the like.

  As a second feature, the case and the cover are formed in a card shape, and the cover is slid substantially parallel to the case (see FIGS. 1 and 3).

  As a third feature, a protrusion is provided on the back side of the cover, and when the cover is attached to the case, the peripheral side of the projection film is pressed by the protrusion (see FIG. 4). .

  As a fourth feature, the projection film is provided so as to rotate the projection image about the optical axis (see FIGS. 5 to 10).

  As a fifth feature, an annular rotating member is provided between the case and the cover so as to rotate around the openings, and the projection film is detachably fixed to the annular rotating member, A lever member is slidably provided on the exposed portion of the case, and the lever member is engaged with the outer peripheral side of the annular rotating member so that the annular rotating member rotates by sliding the lever member (see FIGS. 5 to 7). ).

  As a sixth feature, an annular rotating member is provided between the case and the cover so as to rotate around the openings, and the projection film is detachably fixed to the annular rotating member, The outer peripheral edge of the annular rotating member was exposed to the outside of the case and the cover (see FIGS. 8 to 10).

  As a seventh feature, a gear tooth-shaped tooth portion is provided on the outer peripheral edge of the annular rotating member, and the tooth portion is exposed so as to be meshed with an external gear (see FIG. 17).

  As an eighth feature, a storage space for storing a replacement projection film is provided at a position that does not overlap the openings between the case and the cover (see FIG. 3).

  As a ninth feature, a vehicle projector is configured by including the projection image cartridge (see FIG. 11).

  As a tenth feature, the vehicle projector is provided with the vehicle projector (see FIG. 19).

  Next, a preferred embodiment having the above features will be described in detail with reference to the drawings.

FIGS. 1 to 19 illustrate a projection image cartridge related to the present invention, a vehicle projector using the projection image cartridge, a vehicle equipped with the vehicle projector, a vehicle door, and the like.
First, the projection image cartridge 10 shown in FIGS. 1 to 4 will be described in detail.

  The projection image cartridge 10 includes a projection film 11 having a projectable image 11 b that can be projected, a case 12 in which the projection film 11 is fitted, and a cover 13 that is detachably attached to the case 12. It is comprised in the card | curd shape which can be attached or detached with respect to the projector 100 for vehicles (refer FIG. 11).

  The projection film 11 is obtained by printing a projected image 11b on a substantially rectangular film body 11a.

  The film body 11a is a transparent (including colorless, transparent, colored, etc.) synthetic resin film, and has a front / back engaging portion 11a1 (see FIG. 3).

The front and back engaging portion 11a1 is formed so as to fit only when the front and back direction is normal with respect to a front and back engaged portion 12a11 in a fitting recess 12a1 on the case 12 side to be described later. According to the above, a shape in which one corner portion of the film main body 11a is cut out in a C chamfer shape is exhibited.
The front and back engaging portions 11a1 may be any shape that makes the shape of the film body 11a asymmetrical and vertically asymmetrical. As another example, a concave notch or a protrusion is formed on the peripheral side of the film body 11a. It is possible to adopt a mode in which through holes are formed on the peripheral side of the film body 11a, or a recess or protrusion is formed on the back surface on the peripheral side of the film body 11a. In these other examples, of course, the front and back engaged portion 12a11 on the case 12 side is also formed in a corresponding shape that can be fitted and removed.

The projected image 11b is an image that can block light from a light source of the vehicle projector 100 described later, and may be an image colored with opaque and / or translucent ink, for example.
This projected image 11b is an image for visually transmitting information to a passenger or the like of the vehicle 1 or performing a visual presentation. For example, a logo mark, a character, or a graphic of the manufacturer of the vehicle 1 is used. , Patterns, photographs, etc. (see FIG. 3).

  The projected image 11b may be a pre-printed image. As another example, the projected image 11b is an image printed by a printer on the film body 11a that does not have the projected image 11b. It is possible. In this case, for example, a program for printing the projected image 11b in a predetermined range on the surface of the film main body 11a is stored in a storage device of a computer connected to the printer. And what is necessary is just to print the to-be-projected image 11b in the predetermined range of the film main body 11a surface by making CPU of the said computer function based on the said program.

The case 12 includes a rectangular card-shaped substrate portion 12a, guide portions 12b and 12b provided on the left and right ends of the substrate portion 12a in the vertical direction, and both upper end portions of the guide portions 12b and 12b. And a contacted portion 12c extending between them (see FIG. 13), and is configured to be detachable from the vehicle projector 100 (FIG. 11).
The material of the case 12 may be a hard synthetic resin material, for example, but may be a metal material or other materials.

  A fitting recess 12a1 having a rectangular shape in a plan view is provided on the inner half of the substrate portion 12a to fit the film body 11a in a state having play. A front and back engaged portion 12a11 is formed on one corner side of the fitting recess 12a1. Further, a through-opening 12a12 is formed on the bottom surface in the fitting recess 12a1 so as to overlap the projected image 11b of the projection film 11.

In FIG. 3, reference numeral 12a13 is a relief provided on the corner side of the fitting recess 12a1 to reduce frictional resistance with the corner of the projection film 11 and facilitate the attachment and detachment of the projection film 11. It is a recessed part (refer FIG. 3).
Further, in FIG. 3, reference numeral 12 a 14 is a recess that communicates with the fitting recess 12 a 1 and that is not overlapped with the projection film 11. The recess 12a14 makes it easy for a user or the like to place a finger on the edge of the projection film 11 fitted in the fitting recess 12a1.

In addition, a storage space 12a2 for storing a replacement projection film 11 ′ is provided on the lower half portion inside the substrate portion 12a. The storage space 12a2 is a concave portion having a rectangular shape in plan view in which a plurality of projection films 11 can be stacked and stored.
The replacement projection film 11 ′ is a film having the same structure as the above-described projection film 11, and according to the illustrated example, the projected image 11b is different from that of the projection film 11 (see FIG. 3).

  The two guide portions 12b and 12b are arranged substantially parallel to the left and right ends of the substrate portion 12a and project in the thickness direction, and are continuous in the vertical direction. Each guide portion 12b has a guide groove 12b1 continuous in the vertical direction on the surface facing the other guide portion 12b. Further, a concave notch 12b2 for fitting a cover 13, which will be described later, into the guide groove 12b1 is provided on the lower end side of each guide part 12b, and the concave notch 12b2 communicates with the guide groove 12b1 (see FIG. 3).

  Further, a contacted portion 12c is provided between the upper ends of the two guide portions 12b and 12b for contacting the cover 13 when it is inserted into the guide grooves 12b1 and 12b1 and moved upward (FIG. 3). reference).

A front / back engagement portion 12d is provided on one corner of the upper end of the case 12 having the above configuration (see FIGS. 3 and 4).
The front / back engagement portion 12d is formed so as to fit only when the front / back direction is normal with respect to a front / back engagement portion 151a (see FIG. 13) in the vehicle projector 100 described later. According to the illustrated example, one corner portion of the outer periphery of the case 12 has a C-chamfered shape.
The front and back engaging portion 12d only needs to make the shape of the case 12 asymmetrical in the left-right and up-down asymmetry, and as another example, a mode in which a concave notch or a protrusion is formed on the peripheral side of the case 12, It is possible to adopt an aspect in which a through hole is formed on the peripheral side of the case 12 and an aspect in which a recess or a protrusion is formed on the back surface on the peripheral side of the case 12. Of course, in these other examples, the front and back engaged portions 151a on the vehicle projector 100 side are also formed in a corresponding shape that can be fitted and removed.

The cover 13 is a rectangular card-shaped member that sandwiches and holds the projection film 11 between the case 12 and the case 12 (see FIGS. 3 and 4).
The cover 13 has a shape that follows the periphery of the case 12 and is formed in a substantially rectangular flat plate shape that is slightly narrower in width than the case 12.

Guided projections 13 a and 13 a that fit into the guide portions 12 b and 12 b of the case 12 are formed on the left and right sides of the cover 13. Each guided projection 13a is inserted from the front side in the card thickness direction into the recess 12b2 (see FIG. 3) of the case 12, and is fitted into the guide groove 12b1 of the case 12.
In addition, according to the illustrated example, the guided protrusion 13a and the recessed portion 12b2 are provided one by one on each of the left and right sides. However, as other examples, these are taken into consideration in consideration of detachability and stability during sliding. A plurality of guided projections 13a and recessed portions 12b2 may be provided on each of the left and right sides.

Further, a penetrating opening 13 b is formed on the upper half side of the inner surface of the cover 13 so as to overlap the projected image 11 b of the projection film 11.
Further, on both the left and right sides of the opening 13b on the inner surface of the cover 13, there are provided vertical rib-shaped projections 13c, 13c extending in the vertical direction. These protrusions 13c and 13c press the peripheral side of the projection film 11 when the cover 13 is slid and attached to the case 12 to prevent the projection film 11 from being displaced. Further, the protrusions 13c and 13c prevent the cover 13 from being unintentionally removed from the case 12 due to frictional resistance during the pressing.
The inclined surface 13c1 on the upper end side of each projection 13c reduces the frictional resistance when the projection 13c slides on the surface of the projection film 11, and the projection film 11 becomes wrinkled or displaced. Is to prevent.

The assembly procedure of the case 12 having the above configuration will be described in detail. First, the projection film 11 is fitted into the fitting recess 12a1 of the case 12, and a plurality of replacement projection films 11 ′ are also formed in the storage space 12a2. Are fitted (see FIG. 3).
Next, the cover 13 is inserted into the recess 12b2 with the guided projection 13a, and the cover 13 is slid upward along the guide groove 12b1 substantially parallel to the case 12 to contact the contacted portion 12c. The case 12 is held in contact with the case 12. In this state, the projection film 11 is sandwiched and fixed between the case 12 and the projections 13 c and 13 c of the cover 13.

  The projection image cartridge 10 having the above-described configuration is mounted on the vehicle projector 100 (see FIG. 11), and further, the vehicle projector 100 is mounted on the vehicle 1 and used (see FIG. 19). The image X is projected onto a road surface or the like below the projector 100. This image X has a unique visual effect such as visually transmitting information or delighting the viewer.

When changing the projected image X, the case 12 is removed from the cover 13 in the reverse procedure, the projection film 11 is replaced with a replacement projection film 11 ′, and the case 12 is fitted again. That's fine.
As another method for changing the projected image X, the entire projection image cartridge 10 may be replaced with another projection image cartridge 10 having a different projected image 11b.

  Next, another example of the projection image cartridge according to the present embodiment will be described. In addition, since each Example shown below changes a part of said Example, or added the structure, it explains in detail mainly the change part and the additional part, and also of the said Example. The same reference numerals are used for components that are substantially the same as those in FIG.

  The projection image cartridge 20 shown in FIG. 5 to FIG. 7 has a substantially rectangular flat plate case 22, a cover 23 detachably attached to the case 22, and a rotatable attachment between the case 22 and the cover 23. An annular rotating member 24, a projection film 11 having the above-described configuration that is detachably fixed to the annular rotating member 24, a pressing member 25 that presses the projection film 11 against the annular rotating member 24, and the annular rotating member 24. A rotation locking member 26 that locks the rotation and a lever member 27 that is exposed from the case 22 and slidable to the outside are provided, and the annular rotation member 24 is rotated by sliding the lever member 27, thereby the projection film 11. The projected image 11b is rotated about the optical axis.

The case 22 is formed in the shape of a rectangular card, and has an annular recess 22a in which the annular rotating member 24 is rotatably fitted on the upper half of the inner surface thereof, and guides the slide of the lever member 27 on the side. It has a guide piece portion 22b (see FIG. 6).
Similarly to the projection image cartridge 10, a front / back engaging portion 22 c is provided at one corner of the case 22.

  The annular recess 22a has a penetrating opening 22a1 having a size including the projected image 11b of the projection film 11 on the bottom side, and guides the rotation of the annular rotating member 24 around the opening 22a1. An arc long hole-shaped guide hole 22a2 is provided. A plurality of guide holes 22a2 (three according to the illustrated example) are provided at intervals in the circumferential direction.

  Moreover, the guide piece part 22b is formed in the bank shape which protrudes in the thickness direction of the case 22, and continues in an up-down direction (refer FIG. 6). A lever member 27, which will be described later, is hooked on the guide piece 22b.

The cover 23 is formed in a rectangular card shape, and has a penetrating opening 23a of a size including the projected image 11b of the projection film 11 on the upper half side, and a lever on the side. It has the notch part 23b for fitting the member 27 so that sliding is possible (refer FIG. 6).
The cover 23 is placed on the case 22 from the light source side (left diagonally front side according to FIG. 6) and is detachably fitted. The means for fitting the cover 23 and the case 22 may be, for example, fitting by a concave portion and a convex portion, or engagement between a claw portion and a hooked portion on which the claw portion is hung.
As another example, the cover 23 may be slid with respect to the case 22 in the same manner as the projection image cartridge 10 described above.

  The annular rotating member 24 includes a fitting recess 24a in which the projection film 11 is detachably fitted, a penetrating opening 24a1 located at the bottom of the fitting recess 24a, and a case 22 on the outer peripheral side of the fitting recess 24a. A guided projection 24b (see FIG. 7) that fits in the guide hole 22a2, an engaged projection 24c (see FIG. 6) that is engaged with the lever member 27, and a press-fit portion 24d that press-fits and fixes the pressing member 25. And a tooth portion 24e projecting radially outward from the outer peripheral surface.

The fitting recess 24a has a substantially rectangular shape along the outer peripheral edge of the projection film 11, and on one corner side thereof is an inclined surface-like front and back surface that engages with the front and back engaging portion 11a1 of the projection film 11. It has an engaged portion 24a2.
The opening 24a1 is formed in a circular shape having a size including the projected image 11b of the projection film 11, and penetrates the center side of the fitting recess 24a.

  The guided projections 24b (see FIG. 7) are shaft-shaped projections provided in a plurality (three in the illustrated example) corresponding to the plurality of guide holes 22a2 on the case 22 side. Each guided projection 24b fits in the guide piece 22b in a state having play.

  Further, the engaged protrusion 24c (see FIG. 6) is formed so as to be fitted to a lever member 27 described later. According to the illustrated example, the shaft protrudes from the outer peripheral surface of the annular rotating member 24 toward the cover 23. It is formed in a shape.

A plurality of press-fit portions 24d are provided on the peripheral surface of the fitting recess 24a in the annular rotating member 24 at intervals in the circumferential direction. Each press-fit portion 24d is a substantially cylindrical recess.
The tooth portion 24e is an unevenness having a tooth shape of a gear, and is provided in a predetermined range on the outer periphery of the annular rotating member 24 in the circumferential direction.

The pressing member 25 is a member that presses the periphery of the projection image 11 b on the projection film 11 in an annular shape. The pressing member 25 is formed in a C shape so as not to interfere with the lever member 27. The opening on the inner peripheral side of the pressing member 25 is formed in a size including the projected image 11 b of the projection film 11.
In the pressing member 25, a plurality of protruding press-fit portions 25 a (see FIG. 7) that protrude toward the annular rotary member 24 and are arranged in the circumferential direction are press-fit into the press-fit portions 24 d (see FIG. 6) of the annular rotary member 24. As a result, the projection film 11 is fixed integrally with the annular rotating member 24 while pressing the outer peripheral side of the projection film 11.

Further, the rotation locking member 26 is a substantially band-shaped member whose one end side and the other end side are supported by the case 22, and has a protrusion 26 a so as to be fitted to the tooth portion 24 e of the annular rotation member 24. The material of the rotation locking member 26 may be any material that can be elastically bent, such as a metal piece for a leaf spring.
The rotation locking member 26 fits the protrusion 26a into one of a plurality of recesses constituting the tooth portion 24e. When the annular rotation member 24 rotates, the rotation locking member 26 elastically bends, thereby causing the protrusion 26a to move. Move to another recess adjacent in the circumferential direction.

Further, according to the illustrated example, the lever member 27 is formed in a substantially triangular prism shape, and has a substantially U-shaped engaging recess 27a fitted on the engaged protrusion 24c of the annular rotating member 24 on one apex side thereof. Have
On the surface of the lever member 27 on the case 22 side, an engaging protrusion 27b that is hooked on the guide piece portion 22b of the case 22 is formed.
The lever member 27 engages with the engaging protrusion 27b on the inner side of the guide piece 22b, and is movable in the vertical direction along the guide piece 22b.

According to the projection image cartridge 20 having the above-described configuration, when the lever member 27 is slid in the vertical direction, the annular rotating member 24 engaged with the lever member 27 is rotated, and projection integrated with the annular rotating member 24 is performed. The rotation angle of the projected image 11b can be adjusted by rotating the film 11. Since the rotated annular rotating member 24 is locked by the engagement with the rotation locking member 26, it is not easily rotated by vibrations of the vehicle 1, the vehicle door 2, and the like.
Further, when replacing the projection film 11, the cover 23 is removed from the case 22, the pressing member 25 is removed from the annular rotating member 24, and the projection film 11 fitted to the annular rotating member 24 is replaced with another projection film 11. After replacement, the assembly may be performed in the reverse procedure.

  The projection image cartridge 30 shown in FIGS. 8 to 10 has a substantially rectangular flat plate case 32, a cover 33 detachably attached to the case 32, and a rotatable attachment between the case 32 and the cover 33. An annular rotating member 34, a projection film 11 having the above-described configuration that is detachably fixed to the annular rotating member 34, a pressing member 35 that presses the projection film 11 against the annular rotating member 34, and the annular rotating member 34. The rotation locking member 26 that locks the rotation is provided, and the outer peripheral edge of the annular rotation member 34 is exposed to the outside of the case 32 and the cover 33 to form a rotation operation unit.

The case 32 is formed in a rectangular card shape, and has an annular recess 32a in which the annular rotating member 34 is rotatably fitted on the upper half side of the inner surface. The bottom of the annular recess 32a An opening 32b having a size including the projected image 11b is formed.
In addition, a cutout portion 32c that exposes the outer peripheral edge (the rotation operation portion) of the annular rotating member 34 is formed on the side of the case 32, and the projection image cartridge is formed at one corner of the outer periphery of the case 32. In substantially the same manner as 10 and 20, a front / back engaging portion 32d is provided.

The cover 33 is formed in a rectangular card shape, and has a penetrating opening 33a having a size including the projected image 11b of the projection film 11 on the upper half side thereof.
The cover 33 is placed on the case 32 from the light source side (left obliquely front side according to FIG. 9) and is detachably fitted. The means for fitting the cover 33 and the case 32 may be, for example, fitting by a concave portion and a convex portion, or engagement between a claw portion and a hooked portion on which the claw portion is hung.
As another example, the cover 33 may be slid and attached to the case 32 in the same manner as the projection image cartridge 10 described above.

  The annular rotating member 34 is pressed on the peripheral side of the fitting recess 34a, a fitting recess 34a for detachably fitting the projection film 11, a penetrating opening 34a1 located at the bottom of the fitting recess 34a. A press-fit portion 34d for press-fitting and fixing the member 35 and a tooth portion 34e provided on the outer peripheral edge over the entire circumference.

The fitting recess 34a has a substantially rectangular shape along the outer peripheral edge of the projection film 11, and on one corner side thereof, an inclined surface-like front and back for engaging with the front and back engaging portion 11a1 of the projection film 11 is provided. It has an engaged part 34a2.
The opening 34a1 is provided in a penetrating manner with a size including the projected image 11b of the projection film 11 on the center side of the fitting recess 34a.
A plurality of the press-fit portions 34d are provided on the surface of the annular rotating member 34 on the peripheral side of the fitting recess 34a with an interval in the circumferential direction. Each press-fit portion 34d is a substantially cylindrical recess.
The tooth part 34e is an unevenness having a tooth shape of a gear, and is provided on the outer periphery of the annular rotating member 34 over the entire circumference.

The pressing member 35 is a member that presses the periphery of the projected image 11b on the projection film 11 in an annular shape, and is formed in an annular shape according to the illustrated example. The opening on the inner peripheral side of the pressing member 35 is formed in a size including the projected image 11 b of the projection film 11.
The pressing member 35 has a plurality of protruding press-fit portions 35a (see FIG. 10) arranged in the circumferential direction press-fitted into a press-fit portion 34d (see FIG. 9) of the annular rotating member 34, whereby the projection film 11 has an outer peripheral side. In a state where is pressed, it is integrally fixed to the annular rotating member 34.

  Further, the rotation locking member 26 is the same as that used for the projection image cartridge 20, and both end sides are fitted and fixed to the case 32. The rotation locking member 26 is fitted into one of a plurality of recesses constituting the tooth portion 34e. When the annular rotation member 34 rotates, the rotation locking member 26 is elastically bent to lock the protrusion 26a. Is moved to the other concave side adjacent in the circumferential direction.

Therefore, according to the projection image cartridge 30 having the above-described configuration, if the outer peripheral edge of the annular rotating member 34 exposed to the outside is rotated by hand or the like, the annular rotating member 34 is rotated, and projection integrated with the annular rotating member 34 is performed. The rotation angle of the projected image 11b can be adjusted by rotating the film 11. At this time, since the rotated annular rotating member 34 is locked by the engagement with the rotation locking member 26, it is not easily rotated by vibration of the vehicle 1 or the like. The annular rotating member 34 can be freely rotated 360 °.
Further, when replacing the projection film 11, the cover 33 is removed from the case 32, the pressing member 35 is removed from the annular rotation member 34, and the projection film 11 fitted to the annular rotation member 34 is replaced with another projection film 11. After the replacement, assembly in the reverse procedure to the above may be performed.
Further, as shown in FIGS. 16 to 18 described in detail later, the exposed portion of the tooth portion 34e of the annular rotating member 34 is engaged with another gear rotated by the driving force of the driving source, and projected onto the road surface or the like. It is also possible to obtain a unique visual effect by continuously rotating X in one direction, alternately rotating in one direction or the other, controlling the rotation pattern, and the like.

Next, an embodiment of a vehicle projector capable of mounting the projection image cartridge having the above configuration will be described in detail.
A vehicle projector 100 shown in FIG. 11 is mounted on the vehicle 1 and configured to project an image X onto a surface (a road surface according to the illustrated example) below the mounting position.
More specifically, the vehicular projector 100 includes a projector main body 100a and a card-like projection image cartridge 40 that can be inserted into and removed from the projector main body 100a. The projection image cartridge 40 can be replaced with the above-described projection image cartridge 10, 20, or 30.

  The projector main body 100a includes a light source 110 that emits light by an LED on a substantially crank-shaped light path in the lamp body 101, and a single or a plurality of light sources that appropriately direct light emitted from the light source 110 (according to the illustrated example). Two reflecting means 120 (for example, prisms, mirrors, etc.), a plurality of lenses 130 for collimating and imaging the light, and an opening for light emission to cover foreign matter in the optical path. And a transparent plate 140 for preventing intrusion.

In the light path in the lamp body 101, a cartridge mounting portion 150 to which the projection image cartridge 40 is detachably mounted is provided.
The cartridge mounting portion 150 is formed so that the projection image cartridge 40 is inserted and fitted from below. The example shown in FIG. 13 will be described in detail. In this cartridge mounting portion 150, a wall surface 151 that surrounds the side of the optical path is formed in a concave section that opens downward, and the projection image cartridge 40 of the projection image cartridge 40 is formed on the light source side. An opening 152 a having a size including the projection image 11 b of the projection image cartridge 40 is formed on the wall surface 152 in contact with the surface.

  Further, the above-described engaged portion 151a for front and back alignment is formed on one corner of the upper end side of the wall surface 151 having a concave cross section. An elastic pressing piece 152 b that elastically presses the side surface of the projection image cartridge 40 is provided on the inner side surface of the wall surface 151.

  The elastic pressing piece 152b is formed so as to elastically dent or restore the protruding end side by an elastically deformable metal piece (for example, a leaf spring material or the like).

In a preferred example shown in FIG. 13, the projection image cartridge 40 is not easily detached from the vehicle projector 100 by locking the elastic pressing piece 152b in the locking recess 41a formed on the projection image cartridge 40 side. However, as another example, the elastic pressing piece 152 b is pressed against the side surface of the projection image cartridge 10, 20 or 30 that does not have the locking recess 41 a, and the projection image cartridge 10, 20 or the projection image cartridge 30. It is also possible to have a structure that holds
Further, similarly to the projection image cartridge 40, the projection image cartridge 10, 20, or 30 having the above-described configuration may be provided with a locking recess 41a for locking the elastic pressing piece 152b.

  In FIG. 13, reference numeral 1 a denotes a door trim of the vehicle 1, and a penetrating projection image cartridge insertion hole 1 a 1 opened to insert and remove the projection image cartridge 40 is provided on the lower end side of the door trim 1 a. It is done.

  Further, the structure of the projection image cartridge 40 will be described in detail. As shown in FIG. 12, the projection image cartridge 40 fits the projection film 11 having the projection target image 11b and the projection film 11 together. The substrate portion 41 and a pressing member 42 detachably fitted to the substrate portion 41 are configured.

  In the embodiment shown in FIG. 12, the projection film 11 is formed in a disc shape. However, the projection film 11 may be formed in a rectangular shape in the same manner as the projection film 11 (see FIG. 3 etc.) described above. Other shapes not shown may be used. The projection film 11 includes a film main body 11a and a projected image 11b, as in the above-described aspect.

The substrate portion 41 has a fitting recess 41b for fitting the projection film 11 on the upper half side, and a through-opening opening 41c having a size including the projected image 11b on the bottom surface of the fitting recess 41b. Have.
Further, at one corner portion on the upper end side of the substrate portion 41, a front / back engagement portion 41e is formed so as to engage with the front / back engagement portion 151a on the cartridge mounting portion 150 side.

  In addition, a knob 41d is provided on the lower half of the base plate 41 so as to be exposed to the outside from the projection image cartridge insertion hole 1a1 of the door trim 1a when mounted on the projector main body 100a. According to the illustrated example, the knob 41d is formed to be narrower than the upper half of the substrate 41. However, the knob 41d is formed to have the same size as the upper half or wider than the upper half. Is also possible.

Therefore, according to the vehicle projector 100 having the above configuration, the projection image cartridge 40 can be easily inserted and removed from the lower side so that the knob 41d is picked by hand. For example, the projection image cartridge 40 is removed, the pressing member 42 of the projection image cartridge 40 is removed, and the projection film 11 is replaced with one having a different projected image 11b, or the entire projection image cartridge 40 is replaced with a different projection film 11. It can be easily performed by exchanging with what it has.
Further, when the projection image cartridge 40 is mounted, if the projection image cartridge 40 is inserted with the front and back directions reversed, the front and back engaging portion 41e and the front and back engaging portion 151a are fitted together. Therefore, since the projection image cartridge 40 does not enter the back side, it can be reported to the user or the like that the front and back directions are wrong.

  Further, in the embodiment shown in FIG. 14, a cap-like member 50 is fitted to the projection image cartridge 40 in the vehicle projector 100 shown in FIG.

The cap-shaped member 50 is molded from an elastic synthetic resin material or rubber.
More specifically, the cap-shaped member 50 can be fitted into the knob 41d of the projection image cartridge 40 and can also be fitted into the projection image cartridge insertion hole 1a1. And a cover portion 52 connected to the fitted portion 51 and covering from the outside of the projection image cartridge insertion hole 1a1.
As shown in FIG. 15, the cap-shaped member 50 is fitted into a knob 41 d of the projection image cartridge 40 and is handled integrally with the projection image cartridge 40.

  Therefore, according to the embodiment shown in FIG. 14, the gap between the projection image cartridge 40 and the projection image cartridge insertion hole 1 a 1 can be closed by the cover portion 52, so that foreign matter or the like is projected from the gap into the vehicle projection. Intrusion into the machine 100 can be prevented.

  In the embodiment shown in FIG. 16, the projection image cartridge 40 is replaced with the above-described projection image cartridge 30 (see FIGS. 8 to 10) with respect to the vehicle projector 100 shown in FIG. The drive source 60 which rotates is added.

  The drive source 60 includes a rotary electric motor 61 and a gear mechanism 62 connected to the output shaft of the rotary electric motor 61.

  The rotary electric motor 61 is, for example, a stepping motor or a DC brushless motor, and the rotation speed, rotation angle, rotation start / stop pattern, and the like are controlled by commands from a control circuit (not shown). . A gear 61 a is fixed to the output shaft of the rotary electric motor 61.

The gear mechanism 62 is configured to mesh a plurality of gears 62a and appropriately adjust the rotational speed on the input side and transmit it to the output side (see FIG. 18). The gear mechanism 62 meshes the most input side gear 62a with the gear 61a on the rotary electric motor 61 side, and the most output side gear 62a on the teeth that the annular rotating member 34 of the projection image cartridge 30 exposes. It meshes with the part 34e (see FIGS. 178 and 18).
In FIG. 18, reference numerals 63 and 64 denote a gear case for rotatably supporting the plurality of gears 62a and a cover for the case.

  Therefore, according to the embodiment shown in FIGS. 16 to 18, by controlling the rotary electric motor 61, the image X projected on the road surface or the like can be rotated continuously or intermittently, or in one direction and the other. It can be rotated alternately in the direction, the rotation angle can be changed, it can be rotated in any rotation pattern, and the visual information transmission effect, the production effect, etc. can be improved.

In the embodiment shown in FIG. 19, the vehicle projector 100 having the above-described configuration is provided to constitute the vehicle 1 and the vehicle door 2.
The vehicle projector 100 is mounted on the lower end side of the door trim of the vehicle door 2 so that the image X is projected onto the road surface when the door is opened.
Therefore, according to this embodiment, the image X can be easily changed to a different one by replacing the projection image cartridge described above or replacing the projection film. In addition, if the projection image cartridge 30 and the drive source 60 are provided, the image X can be rotated to obtain the unique visual effect described above.

  In addition, according to the said Example, although the image X was projected on the road surface or the ground etc., as another example, the step part (tread surface) of the vehicle 1 is changed by changing the irradiation direction by the projector 100 for vehicles. It is also possible to project the image X onto other parts.

  Moreover, according to the said Example, although the projector 100 for vehicles was arrange | positioned in the lower part side of the door 2 for vehicles, as other examples, positions other than the lower part side in the door 2 for vehicles, a vehicle main body, a fender mirror, etc. It is also possible to provide it on a support or the like.

  Moreover, according to the said Example, although the vehicle projector 100 was provided in the four-wheel vehicle, as another example, the vehicle projector 100 of the same structure can also be provided in a two-wheel vehicle.

  In addition, according to the above embodiment, the projection image cartridge is configured in a card shape as a particularly detachable aspect, but as another example, the projection image cartridge is formed in a shape other than the card shape such as a block shape. Is also possible.

  Further, according to the above-described embodiment, the projection image cartridge is slid in the surface direction and mounted on the vehicle projector 100 as an aspect with particularly good detachability, but as another example, the projection image cartridge is It is also possible to adopt a structure in which it is moved in the thickness direction and fitted to a light emitting portion or the like in the vehicle projector 100.

  In the embodiment shown in FIG. 3, the storage space 12a2 is provided in the projection image cartridge 10 as a preferable example. However, as another example, the storage space 12a2 may be omitted to constitute a smaller projection image cartridge. Is possible.

  6 and FIG. 9, no storage space for the replacement projection film 11 ′ is provided, but a storage space 12a2 may be provided in the same manner as in the embodiment shown in FIG. .

  Further, in the vehicle projector 100 of the above embodiment, the projection image cartridge is inserted and removed from below, but as another example, the projection image is projected from the side, above, or obliquely with respect to the vehicle projector 100. It is also possible to adopt a structure for inserting and removing the cartridge.

  In addition, the vehicle projector 100 according to the above embodiment is configured to project the image X with the light from the light source 110. However, as another example, an optical element (for example, a beam splitter) that divides the light from the light source 110 is used. It is also possible to employ a configuration in which the projection is performed by a part of the light divided by the optical element and other light is used as illumination.

1: Vehicle 1a: Door trim 1a1: Projection image cartridge insertion hole 2: Vehicle door 10, 20, 30, 40: Projection image cartridge 11, 11 ': Projection film 11a: Film body 11b: Projectable image 12 , 22, 32: Cases 12a12, 13b, 22a1, 23a, 32b, 33a: Opening portion 12a2: Storage space 12d, 22c, 32d, 41e: Front and back engaging portions 13, 23, 33: Covers 24, 34: Ring Rotating member 26: Rotating locking member 24e, 34e: Tooth portion 25, 35, 42: Pressing member 27: Lever member 41: Substrate portion 41a: Locking recess 41d: Knob portion 100: Projector for vehicle 100a: Projector body 110: Light source X: Image

Claims (10)

In a projection image cartridge used in a vehicle projector that is mounted on a vehicle and projects an image onto a surface below the mounting position,
A projection film having a projectable image to be projected; a case removable from the vehicle projector; and a cover detachably attached to the case, wherein each of the case and the cover has a penetrating shape. A projection image cartridge, wherein an opening is provided, and the projection film is detachably held between the case and the cover so that the projection image is positioned in the both openings.   The projection image cartridge according to claim 1, wherein the case and the cover are formed in a card shape, and the cover is slid substantially parallel to the case.   3. The projection according to claim 1, wherein a projection is provided on a back surface side of the cover, and the projection film presses the peripheral side of the projection film when the cover is attached to the case. Projection image cartridge.   4. The projection image cartridge according to claim 1, wherein the projection film is provided so as to rotate the projection image about an optical axis.   An annular rotating member is provided between the case and the cover so as to rotate around the openings, the projection film is detachably fixed to the annular rotating member, and can be slid on the exposed portion of the case. The projection image cartridge according to claim 4, wherein a lever member is provided on the outer peripheral side of the annular rotating member so that the annular rotating member is rotated by sliding of the lever member.   An annular rotating member is provided between the case and the cover so as to rotate around the openings, the projection film is detachably fixed to the annular rotating member, and an outer peripheral edge of the annular rotating member is provided. The projection image cartridge according to claim 4, wherein the projection image cartridge is exposed to the outside of the case and the cover.   7. The projection image cartridge according to claim 6, wherein a tooth portion having a tooth shape of a gear is provided on an outer peripheral edge of the annular rotating member, and the tooth portion is exposed to be able to mesh with an external gear.   The storage space for storing the projection film for replacement | exchange is provided in the position which does not overlap with the said both opening parts between the said case and the said cover, The any one of Claim 1 thru | or 7 characterized by the above-mentioned. Projection image cartridge.   A vehicle projector comprising the projection image cartridge according to claim 1.   A vehicle or a vehicle door comprising the vehicle projector according to claim 9.

Images