JPH0635576Y2 - Camera angle adjustment mechanism for camera door phone - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a camera angle adjusting mechanism in a camera door phone.

[Conventional technology]

Conventionally, there is a camera doorphone that can be set at an arbitrary angle within a certain range by installing a camera doorphone at the entrance or the like and then turning a camera angle adjusting screw at the bottom of the camera doorphone.

[Problems to be solved by the device]

In the conventional camera door phone described above, the angle of the camera can be set arbitrarily. However, when adjusting the camera angle after installation, it is necessary to display the image on the monitor receiver, so two workers are required, one for adjusting the doorphone camera and one for checking the image on the monitor receiver. It was something to do.

In addition, the camera angle adjusting screw is located outside the camera doorphone, and there is a risk of mischief.

It is an object of the present invention to provide a camera angle adjusting mechanism that solves the above-mentioned drawbacks of the related art and enables the doorphone camera to be adjusted by one person.

[Means for Solving the Problems]

Therefore, the camera angle adjusting mechanism according to the present invention is as follows.

The camera mount includes a rotation shaft on which the camera mount is rotatably mounted and a guide protrusion, and the bottom plate of the camera doorphone includes a bearing portion that receives the rotation shaft of the camera mount and slides in stages. A locking portion that locks with the convex portion of the piece and elastic plates with both ends locked by the bottom plate are provided, and the slide piece is locked by the knob and the locking portion of the bottom plate by pressing the elastic plate. Equipped with a convex portion and a long slide hole that is long in a direction oblique to the sliding direction of the slide piece, the elastic plate bends when the knob of the slide piece is pressed, and the convex portion of the slide piece and the locking portion of the bottom plate are locked. Is released and the slide knob is pushed in the sliding direction, a part of the inner surface of the slide long hole of the slide piece pushes the guide protrusion of the camera mount to rotate the camera mount around the rotation axis and mount the camera. A feature characterized by gradually changing the angle of the table The camera angle adjustment mechanism in Radoahon.

〔Example〕

FIG. 2 is a slide piece, (a) is a front view thereof,
(B) is a plan view, (C) is a bottom view, (D) is a left side view,
(E) is AA sectional drawing. FIG. 3 shows the bottom plate of the camera door phone, (F) is its front view, and (G) is BB.
FIG. FIG. 4 shows a camera mount and the like, (H) is a front view thereof, and (L) is a side view when the camera mount is rotated. FIG. 5 is a front view showing a state where a camera mount or the like is attached to the bottom plate, and FIG. 6 is a front view.
FIG. 7 is a partial cross-sectional view of the left side view of the figure, FIG. 7 is a rear view of the camera doorphone body with a mounting plate, and FIG. 1 is a cross-sectional view taken along the line CC of FIG. , FIG. 8 is a diagram showing a camera doorphone mounting position.

Reference numeral 11 is a cover of a camera door phone, 12 is a mounting plate for the camera door phone, 13 is a camera, 2 is a slide piece, 3 is a bottom plate, 4 is a camera mount for mounting the camera, and 5 is an elastic plate. 21 is a knob of the slide piece, 22 is a convex portion, 23 is a long hole for slide,
Reference numeral 24 is a protrusion that pushes the elastic plate, and 25 is a slide base. Reference numeral 31 denotes a locking portion provided on the bottom plate 3, which is a groove in the present embodiment, and the projection 24 on one side of the slide base 25 is pushed by the elastic plate 5 so that the projection 22 on the other side of the slide base 22 is provided. Engages in one of the grooves 31. Reference numeral 41 is a rotary shaft of a mount for the camera, and 42 is a projection for a guide which is pushed by a part of the inner surface of the slide long hole of the slide piece 2, and is a guide shaft in this embodiment. Reference numeral 32 denotes a bearing portion that receives the rotary shaft 41 of the camera mount, and in the present embodiment, one of the bearing portions 32 is provided integrally with the elastic plate 5.

Next, a method of assembling the portion of the camera door phone relating to the present invention will be described.

As shown in FIG. 4, the bearing 32 of the elastic plate 5 is attached to the rotary shaft 41 of the camera mount 4, and the camera 13 is further attached to the camera mount 4. Next, the knob 21 of the slide piece 2 is inserted into the knob hole 34 of the bottom plate 3 from the inside, one end of the elastic plate 5 to which the camera mount 4 is attached is inserted into the insertion portion 35 of the bottom plate 3, and the slide piece 2 After inserting the slide base between the bottom plate 3 and the elastic plate 5, the other end of the elastic plate 5 is fixed to the bottom plate 3 with a screw so as to hold it down. The stop plate 33 having the other bearing portion 32 is also fixed to the bottom plate 3 with screws. Further, by attaching the cover 11 to the bottom plate 3, the camera doorphone body is constructed. The camera doorphone body shown in FIG. 1 is the camera doorphone body to which the mounting plate 12 is attached.

Next, the camera angle adjusting mechanism of the camera doorphone will be described.

As shown in FIG. 3, five grooves 31 are formed in the bottom plate for engaging with the protrusions 32 of the slide piece 2 in this embodiment.

Table 1 shows the correspondence between the height for mounting the camera doorphone shown in FIG. 8 on the mounting surface such as the entrance and the angle adjusting scale 36 shown in the rear view of the bottom plate of FIG. 7 for adjusting the knob of the slide piece 2. The knob 21 has a scale indicating groove 26 as shown in FIGS. 2 (c) and 7. Further, as shown in FIG. 7, when the projection 22 of the slide piece is engaged with each of the five grooves 31 of the bottom plate, the graduation indicating groove 26 of the knob is inserted at the position of 1, 2, 3, 4, 5 angles. Adjustment scale 36 is attached.

For example, the protrusion 22 of the slide piece is the groove 31 on the top of the bottom plate.
When locked to (1), the scale indicator groove 26 of the slide piece
Insert the angle adjustment scale “1” on the bottom plate 3. In this state, the slide piece 2 is at the position shown in FIG. 6, and the camera 13 mounted on the camera mount is oriented in the horizontal direction. Next, when the convex portion 22 of the slide piece is locked in the groove 31 (5) at the bottom of the bottom plate, the scale instruction groove 26 of the slide piece inserts the angle adjustment scale "5" of the bottom plate 3. In this state, the slide piece 2 is at the position shown in FIG. 1 and the camera 13 is upward from the horizontal plane of about 20 °.

Next, a method of installing the camera doorphone and adjusting the camera angle will be described. First, the mounting plate 12 is mounted on a switch box (not shown) that is embedded in a mounting surface such as a front door and has a line wired to a monitor receiver. If the mounting height of the mounting plate 12 is 132 cm, the most suitable angle adjustment scale from Table 1 is "3". In the initial setting of the camera doorphone before mounting, the angle adjustment scale 36 displayed on the bottom plate 3 is "1" at the position shown in FIG. Therefore, in order to adjust the camera angle, it is necessary to move the angle adjusting scale, which the scale indicating groove 26 of the slide knob holds, from "1" to "3". First, push the knob 21 downward while pushing it inside the bottom plate 3. Then, the elastic piece 5 is pushed and bent by the protrusion 24 on the slide base, so that the slide piece is slightly moved inward. As a result, the convex portion 22 on the other side of the slide base will be
It is released from the groove 31 (1) and the locked state of both is released. Further, since the slide piece 2 moves downward due to the knob 21 being pushed downward, the slide long hole 23 also moves downward. Since a part of the inner surface of the sliding long hole 23 pushes up the guide shaft 42 of the camera mounting base arranged in the sliding long hole, the camera mounting base 4 is arranged so that the camera is directed upward with the rotation shaft 41 as the center. Start to rotate. When the protrusion 22 of the slide base comes to the groove 31 (2) next to the bottom plate, it tries to be locked in the groove 31 (2), but the knob of the slide piece pushes against the elasticity of the elastic plate. Since the projection 22 of the slide base is
Rub a part of 31 (2) and pass. At this time, "click"
With the passing sound, the sensation of passing the groove 31 is transmitted to the finger pressing the knob 22. Further, the knob 21 is pushed downward to increase the upward angle of the camera. When the graduation indicator groove 26 of the knob is aligned with the angle adjustment graduation "3" on the bottom plate 3, when the force pushing it down is released, a clicking sound is heard and the sensation of being locked is transmitted to the fingers. . At this time, the slide piece is pushed by the elastic plate 5 by the protrusion 24 and the slide switch convex portion 22 is locked in the groove 31 (3) of the bottom plate, and the rotation of the camera mount 4 is stopped. As described above, the scale indicating groove 26 of the knob is inserted with the angle adjusting scale "3" of the bottom plate 3, and the upward angle of the camera is set.

Further, after the angle of the camera is adjusted, the doorphone body is fitted into the mounting plate 12 attached to the mounting surface such as the entrance, and the cover 11 is fixed to the mounting plate 12 via the bottom plate with screws or the like, whereby the installation of the camera doorphone is completed. After that, you can confirm whether the camera etc. work normally. The present invention is not limited to the embodiments.

[Effect of device]

In the camera door phone according to the present invention, the knob for adjusting the camera angle is provided on the bottom plate side of the camera door phone. Therefore, after the camera door phone is installed, this knob is hidden inside and can be prevented from being tampered with from the outside. Also, when installing the camera doorphone on the mounting surface such as the entrance, it is only necessary to set the position of the knob stepwise according to the height of the installation, so it is necessary to adjust the camera angle while displaying the image on the monitor receiver after installation. Good workability.

[Brief description of drawings]

FIG. 1 is a partial sectional view of a camera door phone according to an embodiment of the present invention, FIG. 2 is a view showing a structure of a slide piece, FIG. 3 is a view showing a bottom plate of the camera door phone, and FIG. FIG. 5 is a front view showing a state where the camera mount is attached to the bottom plate, FIG. 6 is a partial sectional view showing a state where the camera mount is attached to the bottom plate, and FIG. 7 is a camera doorphone. FIG. 8 is a rear view of the main body, and FIG. 8 is a view showing a mounting position of the camera door phone. 11 …… Cover, 12 …… Mounting plate, 2 …… Slide piece, 3 ……
Bottom plate, 4 ... Camera mount, 5 ... Elastic plate.

Claims (1)

[Scope of utility model registration request] 1. A camera mount includes a rotary shaft on which the camera mount is rotatably mounted, and a guide protrusion, and a bottom plate of the camera doorphone includes a bearing portion for receiving the rotary shaft of the camera mount. The slide piece is provided with a locking portion that locks with the convex portion of the slide piece in stages, and elastic plates whose both ends are locked with the bottom plate. The slide piece has a knob and the bottom plate is locked by pressing the elastic plate. Equipped with a convex part that locks with the slide part and a long slide hole that is long in the slanting direction with respect to the sliding direction of the slide piece, the elastic plate bends when the knob of the slide piece is pressed, and the convex part of the slide piece and the bottom plate When the slide knob is pushed in the sliding direction when a part of the inner surface of the slide long hole of the slide piece pushes the guide protrusion of the camera mount, the camera mount rotates around the rotation axis. To change the angle of the camera mount step by step. Camera angle adjusting mechanism in the camera-equipped intercom to symptoms.