JP4884137B2 - In-vehicle camera mounting device - Google Patents

Description

  The present invention relates to a mounting device for mounting a vehicle-mounted peripheral monitoring device such as a camera or a radar to a vehicle body. In particular, a bracket holding a camera or the like is used together with a license plate using a mounting hole of the license plate. It is related with the attachment apparatus fixed together.

  Peripheral monitoring devices such as cameras and radars are attached and fixed to the vehicle in order to assist vehicle left-right confirmation and left-right safety confirmation at intersections or T-shaped roads with poor visibility. Generally, a device for attaching a perimeter monitoring device to a vehicle generally has a bracket that holds the perimeter monitoring device is machined in a mounting portion of a vehicle body (for example, a bonnet, a front grill, a bumper, etc.) and is screwed using a mounting screw. Some are fixed.

  However, in this method, it takes time to drill a hole in the vehicle body mounting portion to which the perimeter monitoring machine is attached, and when the mounting portion is formed of a resin material or the like, there is a problem of strength and mounting accuracy. Quality issues come out.

  In addition, when a camera is used as a peripheral monitoring device, there is no problem if the camera is fixed to the vehicle body on the center line of the vehicle width, but if the camera is separated from the center line of the vehicle width, Unlike the driver's point of view, the left and right images taken in step 1 are not uniform and the visibility in each direction is impaired.

  In order to solve these problems, various patents relating to an attachment device that uses a mounting hole of a license plate for a vehicle to fasten a perimeter monitor to the license plate have been proposed.

  For example, in Japanese Patent Laid-Open No. 10-126129, a bracket on which a vehicle radar is held can be fastened together with a license plate, and the position of the vehicle radar can be adjusted in the vertical direction and the front-rear direction on the bracket. An adjustment hole is formed. Japanese Patent Application Laid-Open No. 2004-122954 relates to a fixture for holding a vehicular CCD camera, and a main body portion that is fastened together with a license plate together with a vehicle main body, and extends from the main body portion. And a holding portion having a long hole that allows the CCD camera to be adjusted in the width direction.

Japanese Patent No. 3764314 is provided with attachment means for attaching the imaging means to the lower side of the bumper, and the attachment means is provided with a mechanism capable of adjusting the attachment height.
Japanese Patent Laid-Open No. 10-126129 JP 2004-122594 A Japanese Patent No. 3764314

  According to the above-described conventional technology, the camera can be fixed to the vehicle by fastening together with the license plate. However, depending on the vehicle model, the license plate is not always installed at the center of the vehicle. If it is not at the center, the left and right images captured by the camera are different from the driver's viewpoint and are not uniform. Visibility may be impaired. Thus, in order to ensure the visibility with a camera, it is desirable to adjust so that the fixed position of the said camera may be located on the center line of a vehicle width. Further, in the device for mounting and fixing the camera to the vehicle body, the fixing position of the camera is within the road regulation range (for example, in the case of a normal passenger car, the vehicle height is 9 cm or more, and the protrusion dimension from the vehicle tip is within 3 cm, There is a need to adjust the fixed position of the camera so that the range varies depending on small, large, special vehicles, etc. However, none of the above-described conventional technologies suggests the idea of restricting the camera fixing position within the road regulation range while adjusting the camera fixing position to be on the center line of the vehicle width.

  The present invention solves such a problem. The bracket for mounting and fixing the camera can be fastened together with the license plate, and the fixing position of the camera can be regulated and regulated within the road regulation range. It is an object of the present invention to provide a camera mounting device that can be disposed so as to be positioned on the center line of the width.

In order to achieve the above object, the present invention includes a base bracket that can be fastened together with a license plate with respect to a license plate mounting portion of a vehicle, and a camera bracket that is attached to the base bracket and holds a camera. The base bracket is formed with a bent portion formed by bending one end of the license plate of the vehicle in the lateral width direction at a substantially right angle, and the camera is fixed to move the photographing range in the front-rear direction. A first engagement hole for adjusting the position is formed, and a second engagement hole for adjusting a fixed position of the camera is formed in the camera bracket to move the photographing range in the left-right direction. The camera is fixed using the hole and the second engagement hole.

A base bracket that can be fastened together with the license plate with respect to the license plate mounting portion of the vehicle, and a camera bracket that is attached to the base bracket and holds the camera. A bent portion is formed by bending one end at a substantially right angle in the horizontal width direction, and the bent portion has a first engagement hole for adjusting the camera fixing position in order to move the photographing range in the left-right direction. The camera bracket is formed with a second engagement hole for adjusting a fixed position of the camera in order to move the photographing range in the front-rear direction, and the first engagement hole and the second engagement hole are used. And fixing the camera.

  The bracket for mounting and fixing the camera can be fastened together with the license plate, and the fixed position of the camera mounted and fixed on the camera bracket can be moved and adjusted within the range of road regulations, and at the same time the position on the center line of the vehicle width It is possible to adjust the movement.

(Example 1)
A first embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is an arrangement layout diagram of a camera mounting apparatus according to a first embodiment of the present invention. 2A and 2B are external views of the camera mounting device according to the first embodiment of the present invention. FIG. 2A is a cross-sectional view, and FIG. 2B is a perspective view.

  FIG. 3 is an explanatory diagram of the camera mounting device according to the first embodiment of the present invention. FIG. 4 is an external sectional view in which the camera mounting device 10 is turned over and fixed to the bumper. FIG. 5 is a detailed view of the engagement holes for movement in the width direction and the front-rear direction of the camera mounting device 10.

  As shown in FIGS. 1 and 2, for example, the camera mounting apparatus 10 according to the first embodiment uses a mounting hole 2 a of a license plate 2 that is mounted and fixed near the center of a bumper 3 of a vehicle main body 1. It is fixed together with the license plate 2 to the bumper 3 so that the position 4 is located at the upper center side of the license plate 2. The camera mounting apparatus 10 is an example used for a vehicle in which the bumper 3 on the upper side of the license plate 2 has a recess 3a.

  As shown in FIG. 3, the camera mounting device 10 includes a camera bracket 12 and a base bracket 11 and is engaged by mounting screws 14 and 15.

  The camera bracket 12 is formed of a thin plate in a shape in which both end portions are bent at right angles in the same direction, and holds the camera body 4. The camera bracket 12 has mounting holes 12b for attaching the camera body 4 to both side surfaces 12e, and the bottom surface 12d has a length that allows the camera body 4 to be fixed to the base bracket 11 in a longitudinal direction perpendicular to the width direction. A hole-like engagement hole 12a is formed.

  One end of the base bracket 11 is bent at a right angle to form a fold surface 11e, and the camera bracket 12 is engaged with the fold surface 11e and fastened to the bumper 3 together with the license plate 2. . On the front surface 11 d of the base bracket 11, a hole for fixing the base bracket 11 together with the license plate 2 to the bumper 3 using the mounting hole 2 a of the license plate 2 moves vertically with respect to the license plate 2. It is formed in a possible long hole-like engagement hole 11a.

  Further, a hole for engaging and fixing the camera bracket 12 is formed in the folding surface 11e as an elongated engagement hole 11b that can move the camera bracket 12 in the width direction with respect to the base bracket 11.

  The vertical elongated engagement hole 11a formed in the front surface 11d of the base bracket 11 is vertically movable with respect to the bumper 3 with the base bracket 11 being sandwiched between the license plate 2 and the bumper 3. And is fastened together with the license plate 2 to the bumper 3 using the mounting hole 2a of the license plate 2.

  As shown in FIGS. 2 and 3, the camera mounting device 10 is mounted on the vehicle by first fitting the base bracket 11 between the bumper 3 and the license plate 2 to form the front surface 11 d of the base bracket 11. The folding surface 11e of the base bracket 11 is adjusted to a position that fits in the recessed portion 3a of the bumper 3 using the vertical engagement holes 11a. Then, the mounting screw 14 is inserted into the mounting hole 2a of the license plate 2 and the engaging hole 11a of the base bracket 11, and the license plate 2 and the base bracket 11 are screwed into the bumper 3 and fixed together.

  Next, the camera bracket 12 is brought into contact with the folding surface 11 e of the base bracket 11. Then, the camera bracket 12 is adjusted with respect to the base bracket 11 so that the fixed position of the camera mounted on the camera bracket 12 is positioned on the center line C1 of the vehicle width. This adjustment is performed using the engagement hole 11b in the width direction formed in the folding surface 11e of the base bracket 11. Then, the position of the camera body 4 is set to the width direction with respect to the folding surface 11e of the base bracket 11 using the engagement holes 12a of the camera bracket 12 so that the fixed position of the camera body 4 falls within the range defined by the road regulations. Adjust in the crosswise direction. Next, the mounting screw 15 is inserted into the engagement hole 12a of the camera bracket 12 and the engagement hole 11b of the base bracket 11, and the camera bracket 12 is screwed and fixed to the base bracket 11 using a nut or the like. Then, the fixed shaft 4 a of the camera body 4 is inserted into the mounting holes 12 b formed on both side surfaces 12 e of the camera bracket 12, and the camera body 4 is mounted and fixed to the camera bracket 12 using the mounting bracket 16 or the like.

  In the first embodiment, the bent surface 11e of the base bracket 11 is adjusted to a position that fits in the recessed portion 3a of the bumper 3. However, when the bumper 3 does not have the recessed portion 3a, FIG. As shown, the base bracket 11 may be turned over so that the bent surface 11e protrudes in the forward direction of the vehicle. However, as shown in FIG. 4, for example, in the case of a normal passenger car, the leading end portion of the folding surface 11e (or the leading end portion of the camera body when the camera is mounted) has a projecting dimension Z1 from the vehicle leading end portion T1 within 3 cm. It is necessary to adjust so that it is within the range of road regulations.

  In the first embodiment, the engagement hole 11b in the width direction formed in the folding surface 11e of the base bracket 11 and the front-rear direction orthogonal to the width direction formed in the bottom surface 12d of the camera bracket 12 are used. Although the elongated hole-shaped engagement hole 12a is interposed to move and adjust the fixing position of the camera body 4 in the width direction and the front-rear direction, it is not necessary to be particular about this.

  That is, as shown in FIG. 5, the folding surface 11e of the base bracket 11 has a long hole-like engagement hole 11b in the width direction and a long hole-like engagement hole 11c in the front-rear direction orthogonal to the width direction. A cross-shaped engagement hole is formed so that the two cross at the center. Further, the bottom surface 12d of the camera bracket 12 has a long hole-like engagement hole 12c extending in the width direction and a long hole-like engagement hole 12a perpendicular to the width direction crossing each other at the center thereof. Such a cross-shaped engagement hole is formed. For example, the fixing position of the camera body 4 is fixed in the width direction and the front-rear direction by combining the engagement hole 11 b in the width direction of the base bracket 11 and the engagement hole 12 a in the front-rear direction orthogonal to the width direction of the camera bracket 12. You may make it engage by adjusting each movement to a direction. When it is necessary to further widen the movement range in the width direction, the width direction movement is performed by combining the width direction engagement holes 11b of the base bracket 11 and the width direction engagement holes 12c of the camera bracket 12. The range may be expanded.

  Also, an elongated engagement hole 11b (or 12c) that can be adjusted in the width direction is formed in one of the base bracket 11 and the camera bracket 12, and the other is a front-rear direction orthogonal to the width direction. Are combined with a long hole-like engagement hole 12a (or 11c) that can be moved and adjusted so that the fixing position of the camera body 4 is moved and adjusted in the width direction and the front-rear direction. May be. At this time, an engagement hole 11 a formed in the front surface 11 d of the base bracket 11 is used as an engagement hole for adjusting the fixing position of the camera body 4 in the vertical direction.

  Next, another embodiment according to the first embodiment will be described with reference to FIG.

  6A and 6B are explanatory views of a camera mounting device according to another embodiment of the first embodiment of the present invention, where FIG. 6A is an external view, and FIG. 6B is an explanatory view.

  The camera mounting device 20 according to the first embodiment is different from the camera mounting device 10 according to the first embodiment in that the camera mounting device 20 is mounted on the lower center side of the license plate 2. Accordingly, the camera mounting device 20 is a camera mounting device 10 mounted on the upper side of the license plate 2 and mounted on the lower side by reversing the upper and lower sides. Since it is formed in a shape that can be mounted on the lower side, the mounting method of the components and the license plate 2 on the lower side is assumed to be the same as that of the camera mounting device 10 of the first embodiment, and the description will be given. Omitted.

  However, when the camera mounting device 10 is mounted on the lower side of the license plate 2, as shown in FIG. 6 (a), the fixed position of the camera body 4 is a restricted size according to road regulations (for example, a normal passenger car). Therefore, it is necessary to adjust the position so that the vehicle height H1 from the ground surface is within a range of 9 cm or more. This adjustment is performed using a long hole-like engagement hole 21 a of the base bracket 21 that is fitted and fixed between the bumper 3 and the license plate 2. That is, when the lower end surface 4b of the camera body 4 (or the lower end edge of the camera bracket 22e) is, for example, an ordinary passenger car, the vehicle height H1 from the ground surface is 9 cm or more as shown in FIG. The base bracket 21 is adjusted in the vertical direction with respect to the bumper 3 (or the license plate 2) through the engagement hole 21a of the base bracket 21 so that Then, the mounting screw 24 is inserted into the mounting hole 2 a of the license plate 2 and the engaging hole 21 a of the base bracket 21, and the base bracket 21 is fastened to the bumper 3 together with the license plate 2.

As described above, the camera body 4 is fixed in the vertical direction and the width direction by the vertical engagement hole 11a formed in the front surface 11d of the base bracket 11 and the width direction engagement hole 11b formed in the folding surface 11e. The position is adjusted, and the position in the front-rear direction is adjusted by the engagement hole 12 a in the front-rear direction perpendicular to the width direction formed in the bottom surface 12 d of the camera bracket 12. Further, the camera body 4 is fastened and fixed to the bumper 3 together with the license plate 2 via the camera bracket 12 and the base bracket 11. As a result, the fixed position of the camera 4 is set within the road regulation range (for example, in the case of a normal passenger car, the projecting dimension Z1 from the vehicle front end shown in FIG. 2 is within 3 cm, and the vehicle from the ground surface shown in FIG. The height H1 can be adjusted to 9 cm or more), and at the same time, the movement can be adjusted to a position on the center line C1 of the vehicle width.
(Example 2)
A second embodiment of the present invention will be described with reference to the drawings.

  FIG. 7 is an explanatory diagram of a camera mounting apparatus according to the second embodiment of the present invention.

  The camera mounting device 30 of the second embodiment is switched to a flat plate shape obtained by removing the folding surface 11e formed on the base bracket 11 with respect to the camera mounting device 10 of the first embodiment, and the camera bracket is provided with a front surface portion 32f. It has been switched to.

  As shown in FIG. 7, the camera mounting device 30 includes a camera bracket 32 and a base bracket 31 and is engaged by mounting screws 34, 35, and 37.

  The camera bracket 32 is formed of a thin plate in a shape in which both end portions are bent at right angles in the same direction and the front surface portion is bent downward, and holds the camera body 4. The camera bracket 32 is formed with attachment holes 32b for attaching the camera body 4 to both side surfaces 32e, and the bottom surface 32d has a length that allows the camera body 4 to be fixed to the base bracket 31 in a longitudinal direction perpendicular to the width direction. A hole-like engagement hole 32a is formed. An oblong engagement hole 32c is formed in the front surface 32f of the camera bracket 32 so that the fixing position of the camera body 4 with respect to the base bracket 31 can be moved in the width direction.

  The base bracket 31 is formed in a flat plate shape and is fastened to the bumper 3 together with the license plate 2 with the camera bracket 32 engaged with the front surface 31d.

  On the front surface 31d of the base bracket 31, an engagement hole 31a for fixing the base bracket 31 together with the license plate 2 to the bumper 3 together with the mounting hole 2a of the license plate 2 is formed. The engagement hole 31a is formed in a long hole shape that is movable in the vertical direction with respect to the license plate 2.

  The mounting device 30 of the camera is mounted on the vehicle by using the vertical engagement hole 31a formed in the front surface 31d of the base bracket 31 by fitting the base bracket 31 between the bumper 3 and the license plate 2. Thus, the base bracket 31 is adjusted so as to fit in the set position (the position where the bottom surface 32d of the camera bracket 32 fits in the recess 3a of the bumper 3 shown in FIG. 2).

  Then, the mounting screws 34 are inserted into the mounting holes 2a of the license plate 2 and the engaging holes 31a of the base bracket 31, and the license plate 2 and the base bracket 31 are screwed into the bumper 3 and fixed together.

  Next, the front surface 32 f of the camera bracket 32 is brought into contact with the base bracket 31. Then, the camera bracket 32 is adjusted in the width direction with respect to the base bracket 31 so that the fixed position of the camera attached to the camera bracket 32 is positioned on the center line C1 of the vehicle width. This adjustment is performed by using an engagement hole 32c having a long hole shape in the width direction formed in the front surface 32f of the camera bracket 32. Next, the mounting screw 37 is inserted into the engagement hole 31a of the base bracket 31 and the engagement hole 32c formed in the front surface 32f of the camera bracket 32, and the camera bracket 32 is engaged and fixed to the base bracket 31 using a nut or the like. To do.

  Then, using the engagement hole 32a of the camera bracket 32 so that the fixed position of the camera body 4 falls within the range defined by the road regulations, the position of the camera body 4 with respect to the base bracket 31 is the front-rear direction orthogonal to the width direction. Move to adjust. Next, the attachment screw 35 is inserted into the engagement hole 32 a of the camera bracket 32, and the camera body 4 is attached and fixed to the camera bracket 32.

As described above, the fixing position of the camera body 4 is adjusted in the vertical direction by the vertical engagement holes 31a formed in the front surface 31d of the base bracket 31 and is related to the width direction formed in the front surface 32f of the camera bracket 32. The positions in the width direction and the front-rear direction are adjusted by the engagement holes 32a formed in the bottom surface 32d and the engagement holes 32a in the front-rear direction orthogonal to the width direction. The camera body 4 is fastened and fixed to the bumper 3 together with the license plate 2 via the camera bracket 32 and the base bracket 31. Thereby, the fixed position of the camera 4 can be adjusted within the road regulation range, and at the same time, it can be moved and adjusted to a position on the center line of the vehicle width.
(Example 3)
A second embodiment of the present invention will be described with reference to the drawings.

  8A and 8B are explanatory views of a camera mounting apparatus according to the third embodiment of the present invention. FIG. 8A is an external view, and FIG. 8B is an explanatory view.

  The camera mounting device 40 according to the third embodiment is different from the camera mounting device 10 according to the first embodiment in that the license plate 2 is separated from the center line C1 of the vehicle width of the vehicle body 1 to the left side or an arbitrary position on the right side. An extension bracket 43 is provided to correspond to a vehicle that is fixedly mounted, and is used by being interposed between the base bracket 41 and the camera bracket 42.

  Therefore, only the configuration related to the extension bracket 43 that is different from the camera mounting device 10 of the first embodiment will be described, and the rest is based on the camera mounting device 10.

  As shown in FIG. 8B, the camera mounting device 40 includes an extension bracket 43, a camera bracket 42, and a base bracket 41, and is engaged by mounting screws 44, 45, 47, a mounting bracket 46, and the like. .

  Since the camera bracket 42 and the base bracket 41 are the same as those of the camera mounting device 10, the description thereof is omitted.

  The extension bracket 43 is formed as a flat plate with a thin plate, and is interposed between the base bracket 41 and the camera bracket 42 so that, for example, as shown in FIG. 8, the license plate 2 extends from the center line C1 of the vehicle width. It is used for a vehicle that is mounted and fixed at a position spaced to the left by about the dimension X1. In other words, the extension bracket 43 adjusts the separation distance of the license plate 2 that is separated via the extension bracket 43 so that the fixed position of the camera body 4 is located on the center line C1 of the vehicle width. is there. In the extension bracket 43, a hole for mounting and fixing the extension bracket 43 at a position on the left side or the right side of the base bracket 41 is formed in an engagement hole 43a having a long hole shape movable in the width direction. . The extension bracket 43 engages and fixes the camera bracket 42 using the engagement hole 43a.

  For example, as shown in FIG. 8, the mounting of the camera mounting device 40 on the vehicle is formed on the front surface 41 d of the base bracket 41 by fitting the base bracket 41 between the bumper 3 and the license plate 2. The folding surface 41e of the base bracket 41 is adjusted to a position that fits in a recess (not shown) of the bumper 3 by using the engagement hole 41a having a long hole shape in the vertical direction. Then, the mounting screw 44 is inserted into the mounting hole 2a of the license plate 2 and the engaging hole 41a of the base bracket 41, and the license plate 2 and the base bracket 41 are screwed into the bumper 3 and fixed together.

  Next, the extension bracket 43 is brought into contact with the vicinity of the right side of the folding surface 41 e of the base bracket 41, and the engagement hole 41 b in the width direction formed in the folding surface 41 e of the base bracket 41 and the engagement hole formed in the extension bracket 43. 43a is used to fix the extension bracket 43 at a predetermined position on the right side (a position where the camera fixing position coincides with the center line C1 of the vehicle width). The fixing screw 46 is inserted into the engagement hole 43a of the extension bracket 43 and the engagement hole 41b of the base bracket 41, and the extension bracket 43 is screwed and fixed to the base bracket 41 using the attachment screw 47. Done.

  Then, the camera bracket 42 is brought into contact with the extension bracket 43, and the camera bracket 42 is engaged with the extension bracket 43 using the engagement holes 42a so that the position in the front-rear direction of the camera body 4 is within the range defined by the road regulations. Then, the fixing position of the camera body 4 is adjusted in the front-rear direction.

  Next, the mounting screw 45 is inserted into the engagement hole 42a of the camera bracket 42 and the engagement hole 43a of the extension bracket 43, and the camera bracket 42 is screwed and fixed to the extension bracket 43 using a nut or the like.

  Then, the fixed shaft 4a of the camera body 4 is inserted into the mounting holes 42b formed on both side surfaces 42e of the camera bracket 42, and the camera body 4 is mounted and fixed to the camera bracket 42 using the mounting bracket 46 or the like.

  In the third embodiment, the extension bracket 43 is formed of a thin plate in a flat plate shape, engages and fixes the camera bracket 42, and is attached to either the left side or the right side with respect to the base bracket 41. However, the camera bracket 42 is fixedly engaged and the long hole-like engagement hole 43a is formed in the width direction without being particular about this. Any shape may be used as long as it has a function of forming and enabling movement adjustment.

  In the third embodiment, the folding surface 41e of the base bracket 41 fitted and fixed between the bumper 3 and the license plate 2 is adjusted so that the folding surface 41e fits in the recess of the bumper 3, and the folding surface of the base bracket 41 is adjusted. The camera bracket 42 is engaged and fixed to 41e. If the bumper 3 has no recess, the base bracket 41 is turned over and attached so that the upper surface 41e protrudes forward of the vehicle. The camera bracket 42 may be engaged and fixed to the folding surface 41 e of 41.

  However, the distal end portion of the folding surface 41e (or the distal end portion of the camera body when the camera is mounted) is within the range according to road regulations (for example, in the case of a normal passenger car, as in the first embodiment shown in FIG. 4) It is necessary to adjust so that the protruding dimension Z1 from the tip T1 is within 3 cm).

  As described above, the fixing position of the camera body 4 is formed in the vertical engagement hole 41a formed in the front surface 41d of the base bracket 41, the width engagement hole 41b formed in the folding surface 41e, and the extension bracket 43. Due to the engagement holes 43a, the positions in the vertical direction and the width direction are adjusted even if the license plate 2 is largely separated from the center line C1 of the vehicle width. Also, the position in the front-rear direction is adjusted by a front-rear engagement hole 42 a formed in the bottom surface 42 d of the camera bracket 42. The camera body 4 is fastened and fixed to the bumper 3 together with the license plate 2 via the camera bracket 42, the extension bracket 43, and the base bracket 41.

Thereby, the fixed position of the camera 4 can be adjusted within the road regulation range (for example, in the case of a normal passenger car, the protruding dimension Z1 from the vehicle front end portion shown in FIG. 4 is within 3 cm), and at the same time, the center line of the vehicle width It is possible to adjust the movement to a position on C1.
Example 4
A fourth embodiment of the present invention will be described with reference to the drawings.

  9A and 9B are explanatory views of a camera mounting apparatus according to a fourth embodiment of the present invention. FIG. 9A is a sectional view, and FIG. 9B is an explanatory view.

  As shown in FIG. 9, the camera mounting device 50 according to the fourth embodiment is particularly used for a device mounted so that the front end of the folding surface 51e of the base bracket 51 faces the front direction.

  In the camera mounting device 50, for example, a mark indicating the positional relationship between the base bracket 51 and the camera bracket 52 is added, and a buffer material 57 for absorbing external force to the camera body 4 is attached to the camera bracket 52. It has been done. Accordingly, only the attachment of the marks 55 and 56 indicating the positional relationship and the cushioning material 57 for absorbing external force will be described, and the description of the others will be omitted.

A scale marking plate 56 is affixed to the surface of the folding surface 51e of the base bracket 51. The camera bracket 52 has an arrow plate 55 attached to the lower surface of both side surfaces 52e that are in contact with the base bracket 51, and the holding portion 52b that holds the camera body 4 has a cushioning material 57 formed of a spring material or the like. Is installed.

  As shown in FIG. 9, the assembly procedure of the camera mounting device 50 is as follows. First, the lower surface 52d of the camera bracket 52 is brought into contact with the folding surface 51e of the base bracket 51 fixed together with the license plate 2 together with the bumper 3. . Next, the arrow plate 55 attached to the lower part of the both side surfaces 52e of the camera bracket 52 is adjusted to a predetermined position of the scale marking plate 56 attached to the folding surface 51e of the base bracket 51.

  Then, the mounting screw 55 is inserted through the long hole 52a of the camera bracket 52 and the long hole 51b of the base bracket 51, and the camera bracket 52 is screwed and fixed to the base bracket 51 using a nut or the like. Then, the fixed shaft 4 a of the camera body 4 is inserted into the mounting holes 52 b formed on both side surfaces 52 e of the camera bracket 52, and the fixed shaft 4 a is pressed using the buffer material 57 to attach the camera body 4 to the camera bracket 52. Fix it. By pressing and fixing the buffer material 57 to the fixed shaft 4 a of the camera bracket 52, the external force to the camera body 4 is absorbed by the buffer material 57. When the external force is lost, the fixed shaft 4a of the camera bracket 52 returns to the original state.

  At this time, as shown in FIG. 9A, the position of the camera body 4 is within the range defined by road regulations (for example, in the case of a normal passenger car, the protruding dimension Z1 from the vehicle front end T1 is within 3 cm). It will be adjusted as follows. That is, the positional relationship of the camera body 4 attached to the camera bracket 52 is set in advance to a predetermined position, and can be adjusted using the arrow plate 55 of the camera bracket 52 and the scale marking plate 56 of the base bracket 51 as an index.

  In the fourth embodiment, the positioning of the camera bracket 52 and the base bracket 51 is adjusted using the arrow plate 55 to the camera bracket 52 and the scale marking plate 56 to the base bracket 51. Any means may be used as long as it has a function of positioning the camera bracket 52 and the base bracket 51 without being particular.

  In the fourth embodiment, the buffer material 57 is attached to the elongated hole 52b of the camera bracket 52 in order to absorb the external force applied to the camera body 4, and the fixed shaft 4a of the camera body 4 is pressed. Without being particular about this, any mechanism may be used as long as the camera bracket 52 has a buffer function for absorbing the external force applied to the camera body 4.

  As described above, the positions of the base bracket 51 and the camera bracket 52 can be adjusted in the front-rear direction, so that the fixed position of the camera can be disposed within the restricted protruding range.

  Further, the shock absorber 57 provided to absorb the external force to the front end portion of the camera main body 4 protruding from the front end portion of the vehicle can prevent damage to the camera main body 4 due to the external force and harm to people and the like. .

FIG. 2 is an arrangement layout diagram of the camera attachment device according to the first embodiment of the present invention. 1 is an external view of a camera mounting device according to a first embodiment of the present invention. It is explanatory drawing of the attachment apparatus of the camera of Example 1 of this invention. It is the external appearance sectional view which turned the mounting device of the camera upside down and was fixed to the bumper. It is detail drawing of the engagement hole for a movement to the width direction of the camera attachment apparatus, and the front-back direction. It is explanatory drawing of the mounting apparatus of the camera of the other Example of Example 1 of this invention. It is explanatory drawing of the attachment apparatus of the camera of Example 2 of this invention. It is explanatory drawing of the attachment apparatus of the camera of Example 3 of this invention. It is explanatory drawing of the attachment apparatus of the camera of Example 4 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Vehicle body 2 ... License plate 3 ... Bumper 4 ... Camera body 10, 20, 30, 40, 50 ... Camera mounting device 11, 21, 31, 41, 51 ... Base bracket 12, 22, 32, 42, 52 ... Camera bracket 14, 24, 34, 44 ... Mounting screw 15, 25, 35, 37, 45, 55 ... Mounting screw 16, 26, 36, 46 ... Mounting bracket 43 ... Extension bracket 47 ... Mounting screw 55 ... Arrow plate 56 ... Scale plate 57 ... Cushioning material

Claims (2)

A base bracket that can be fastened together with the license plate for the license plate mounting part of the vehicle ,
A camera bracket attached to the base bracket for holding the camera;
The base bracket is formed with a bent portion formed by bending one end at a substantially right angle in the width direction of the license plate of the vehicle,
The bent portion is formed with a first engagement hole for adjusting the fixed position of the camera in order to move the photographing range in the front-rear direction.
The camera bracket is formed with a second engagement hole for adjusting the fixed position of the camera in order to move the shooting range in the left-right direction.
An in-vehicle camera mounting apparatus, wherein the camera is fixed using the first engagement hole and the second engagement hole. A base bracket that can be fastened together with the license plate for the license plate mounting part of the vehicle ,
A camera bracket attached to the base bracket for holding the camera;
The base bracket is formed with a bent portion formed by bending one end at a substantially right angle in the width direction of the license plate of the vehicle,
The bent portion is formed with a first engagement hole for adjusting the fixed position of the camera in order to move the shooting range in the left-right direction.
The camera bracket is formed with a second engagement hole for adjusting the fixed position of the camera in order to move the shooting range in the front-rear direction.
An in-vehicle camera mounting apparatus, wherein the camera is fixed using the first engagement hole and the second engagement hole.

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