JPH05176207A - Doorphone with camera and lobby interphone incorporated with the doorphone with camera - Google Patents

Abstract

PURPOSE:To simply adjust a vertical image pickup angle of a camera by having only to insert a screw driver from a lower side of a decoration cover and a decoration panel and to turn an operation head when the vertical image pickup angle of the camera is adjusted. CONSTITUTION:A tilt arm 16 supported by a camera support base 14 is tilted by turning an operation head 26a placed at a lower end of a decoration cover 1 to turn a screw rod 26 thereby pushing up a guide member 25 screwed to the screw rod 26 downward and adjusting the vertical image pickup angle of a camera 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a doorphone with a camera used for visually confirming a visitor with an indoor monitor device by capturing an image of the visitor at the entrance, and more specifically, it is installed in the doorphone with a camera. The present invention relates to a door intercom with a camera in which it is easy to adjust the imaging angle of a camera and a lobby intercom incorporating the door intercom with a camera.

[0002]

2. Description of the Related Art Recently, a door intercom with a camera is often used for making a call or checking with a visitor to a dwelling unit. Such a doorphone with a camera is provided at an entrance, and a camera provided inside the doorphone and a house information board provided inside the room are used to make a call to each other and an image of a visitor is taken. The information is displayed on a monitor device provided on the information board. By the way, a lobby intercom with a camera of this type needs to be able to accurately image the appearance of a visitor, and therefore, a device that can adjust the vertical imaging angle of the camera has been conventionally developed.

That is, the intercom A with a camera is shown in FIG.
And, as shown in FIG. 9, a flange surface 5 having an open rear surface.
A box-shaped back plate 10 having a flange surface 10a having an opening formed on the front surface is screwed to the rear portion of the box-shaped intercom main body 5 with a camera provided around a. Is mounted with electric components such as the doorphone 7, the camera 8 and the circuit board 9, and the back plate 1 described above.
From the openings 10a and 10b formed in 0, the control signal line,
Video signal lines (not shown) and the like are derived.

The mounting structure of each part of the door intercom A with a camera constructed as described above will be described. A support member is formed at a position on the upper side of the front surface of the back plate 10 that is curved from the front end toward the rear. The base 12a of 12 is the embedded screw 1
A camera support base 14 that supports the camera 8 that images a visitor can be tilted up and down by a suitable member such as a pin 15 at a curved portion of the front portion of the support member 12 that is mounted. The camera support 14 is supported by a tilting arm 16 formed of a metal plate that is long in the vertical direction. The upper portion of the camera support base 14 is constantly pulled rearward by a tension spring 12, while the tip end of an angle adjusting screw 19 screwed into the doorphone body 5 with a camera is brought into contact with the front surface of the tilting arm 16. When the angle adjusting screw 19 is screwed forward, the camera support base 14 is rotationally adjusted downward, and when the angle adjusting screw 19 is unscrewed, the angle adjusting screw 19 is retracted. The camera support base 14 is configured to be pivotally adjusted upward so that the required vertical imaging angle of the camera can be obtained. The camera-equipped intercom A configured as described above is embedded in the wall surface of the entrance by exposing the front surface, and in order to prevent water from entering due to rain or the like and to improve its appearance, The head 19 of the angle adjusting screw is covered with the decorative cover 1.

[0005]

However, when the head of the angle adjusting screw 19 is covered with the decorative cover 1 as in the above-mentioned prior art, adjustment of the vertical imaging angle of the camera 8 is not possible.
It was necessary to remove this decorative cover 1. Also, in the lobby intercom with the built-in door intercom with camera, this work becomes more troublesome, first remove the decorative panel of the lobby intercom, then remove the intercom with camera installed in the lobby intercom, It was necessary to adjust the vertical imaging angle of the camera by rotating the angle adjustment screw, and after this adjustment, the doorphone with camera and the decorative panel had to be attached again, which was a troublesome and time-consuming operation.

The present invention has been made in view of such circumstances, and a tilting arm supported by a camera support is
Rotate the operating head located at the lower end of the decorative cover to rotate the screw rod to push up the guide member screwed on the screw from below and tilt it to adjust the tilt of the vertical imaging angle of the camera. When adjusting the vertical image pickup angle of the camera, the vertical image pickup angle of the camera can be easily adjusted by inserting the driver from the lower surface side of the decorative cover and the decorative panel and rotating the driver when adjusting the vertical image pickup angle of the camera. It is an object of the present invention to provide a door intercom with a camera that can be adjusted, and a lobby intercom incorporating the door intercom with a camera.

[0007]

A door intercom with a camera according to the present invention and a lobby intercom having the door intercom with a camera according to the present invention, which is proposed to achieve the above object, are provided as an imaging camera. A door intercom with a built-in camera, in which a tilt arm of a camera support base, which is elastically supported by a spring and supported for tilt adjustment, is screwed and coupled to a screw rod, and vertical movement is performed by rotating the screw rod. It has a structure that is locked to a guide member that moves forward and backward.

[0008] Moreover, what is proposed in claim 2 is
The lower end of the screw rod is located below the doorphone body with camera, and the operation head is provided at the lower end.

[0009] Moreover, what is proposed in claim 3 is
The lower end portion of the screw rod is located below the main body of the intercom with camera, and a makeup cover having an operation hole for rotating the operation head of the screw rod is attached.

Further, the invention proposed in claim 4 is to incorporate the camera-equipped intercom according to claim 1 into a lobby intercom main body, and to connect an operating head of a connecting rod connected to a screw rod of the camera-equipped intercom. It has a structure facing the opening formed in the lower part of the lobby intercom body.

[0011]

According to the door intercom with the camera and the lobby intercom including the door intercom with the camera of the present invention, when the screw rod screwed to the guide member is rotated, the screw interlock is rotated. As the guide plate moves up and down, the tilting arm whose lower end is locked to this guide plate tilts back and forth, and as the tilting arm tilts, the vertical angle of the camera supported by the camera support base. Changes (claim 1).

Since the operating head provided at the lower end of the screw rod is located below the camera-equipped intercom body, the driver or the like may be directed from below the camera-equipped intercom body toward the operating head. When the operating tool is inserted and the operating head is rotated, the screw rod rotates, and the vertical imaging angle of the camera is adjusted by the same action as described above (claim 2).

Further, when adjusting the camera angle, when a manipulation tool such as a screwdriver is inserted into the manipulation hole formed in the lower surface of the decorative cover and the manipulation head is rotated, the screw rod rotates and The vertical imaging angle of the camera is adjusted by the same action as described above. Moreover, even if the decorative cover is exposed to rain or the like, rainwater does not enter through the operation hole (claim 3).

Further, in the lobby intercom with the built-in door intercom with the camera, the operation hole of the operation tool such as a driver is formed in the lower surface of the lobby intercom as in the case described above. When the driver is inserted into the hole and is rotated, the screw rod is rotated together with the connecting rod, and the vertical imaging angle of the camera is adjusted by the same action as described above (claim 4).

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a door intercom with a camera and a lobby intercom incorporating the door intercom with a camera according to the present invention will be described below with reference to the drawings. 1 is a side sectional view showing a door intercom with a camera having a decorative panel mounted on the front surface, FIG. 2 is a side sectional view showing a door intercom with a camera not mounting a decorative panel, and FIG. 3 is a line AA in FIG. FIG. 4 is a cross-sectional view, and FIG. 4 is a side cross-sectional view showing a configuration for rotating the screw rod to adjust the vertical imaging angle of the camera.
As shown in FIG. 1 and FIG. 2, the intercom with camera according to the present invention has an opening formed in the front in the rear part of the box-shaped intercom main body 5 with camera in which a flange surface 5a having an opening in the back is provided around. A box-shaped back plate 10 around a flange surface 10a is formed by screwing, and inside this, electrical parts such as a camera 8 and a circuit board 9 are mounted. The opening 10 formed in the
A control signal line, a video signal line (not shown), etc. are derived from a and 10b, and a decorative cover 1 having a drip-proof structure on the front surface thereof.
Is installed and the rear part is installed on the wall surface of the entrance, and is provided in the lobby intercom to be described later. It

The mounting structure of the camera-equipped intercom having the above-described structure will be described. At the upper lateral portion of the front surface of the back plate 10, the base portion of the support member 12 formed by curving from the front end to the rear is formed. 12a is attached by an embedded screw 13, and at a curved portion of the front portion of the support member 12, a camera support base 14 that supports a camera 8 for capturing an image of a visitor is provided with an appropriate member such as a pin 15. The camera support base 14 is provided with a tilting arm 16 made of a metal plate elongated in the vertical direction. Lower part 1 of this tilting arm 16
6b largely protrudes to the lower side of the support member 12,
The lower front edge 16a 'is formed in a slope shape that recedes downward. In addition, the support member 12
Upper part 1 of the tilting arm 16 formed so as to project upward from the
The other end of the spring 17 whose one end is locked to the base portion 12a of the rear supporting member 12 is attached to the 6b,
The spring 17 constantly applies a force to the upper end of the tilting arm 16 to urge it rearward.

Subsequently, as shown in FIGS. 1 to 4, a boss plate 24 having an L shape in a side view and having an opening 24a formed in the central portion of the plate surface is located below the tilting arm 16, and this boss is provided. The standing surface 24b of the plate 24 is attached to the rear surface of the door phone body 5 at a substantially vertical center. An operation hole 1a ′ having the same shape as the opening is also formed on the lower surface of the decorative cover 1 immediately below the opening 24a, and a screw rod 26 having a thread groove formed on the outer peripheral surface thereof. Are rotatably supported by protruding into the upper and lower openings 24a and the operation hole 1a '. The upper end of the screw rod 26 projects upward from the inside of the opening 24a, and the lower end of the screw rod 26 is formed with an operating head 26a having a diameter larger than the diameter of the screw rod 26. At the center of the lower surface of the operating head 26a, a hexagonal hole for inserting and rotating the tip of the hexagonal wrench is formed. The operation head 26a formed in this way
Is provided so as to project from the lower surface of the camera-equipped intercom body 5. Reference numeral 28 is an E ring that prevents the screw rod 26 from coming off.

A rectangular guide member 25 is provided above the boss plate 24 at a position where a slight gap is formed between the boss plate 24 and the standing surface 24b of the boss plate 24. On the other hand, the upper part of the screw rod 26 is screwed in from below and protruded to the upper part. A notch 25c formed along the lower front edge 16a 'of the tilting arm 16 is formed on the side of the guide member 25, and the tilting arm 16 has a notch 25c in the notch 25c. The lower front end edge 16a ′ is always inserted, and when the screw rod 26 is rotated to move the guide member 25 up and down, the lower front end edge 16a ′ is moved by the guide member 25.
The tilting arm 16 supporting the camera tilts, and the camera support base 14 tilts in the vertical direction with this.

FIG. 5 is a front view of a lobby intercom having a camera-equipped intercom according to the present invention, FIG. 6 is a rear view of the same, and FIG. 7 is a side sectional view showing a structure for adjusting the vertical tilt angle of the camera. 1 to 4 in FIGS.
The same reference numerals are given to the common parts. As shown in FIG. 5 to FIG. 7, the lobby intercom main body B in which the doorphone with a camera is built is provided with a decorative panel 50 and an enclosure wall 51.
Internal unit box 5 in which a flange portion 51b is formed around a
1 and 1 are integrally formed, and are attached to the front end of a mounting frame member (not shown) embedded in the wall surface outside the entrance. On the other hand, the inner unit box 51 is integrally molded by resin molding and has a mounting frame on the back of a surface formed with an opening for exposing a part of electric components such as the ten-key pad 53, the doorphone body A with camera, and the display block 55. Flange portion 51 forming a connecting portion with a member (not shown)
Enclosed wall 51c whose rear surface is opened so as to form a
And a central partition wall 51d is provided inside the surrounding wall 51c so that electronic components such as a numeric keypad 53, a doorphone body A with a camera, a display block 55, and a circuit board can be mounted. Is becoming

Further, in the rear opening of the internal unit box 51,
The back plate 56 is screwed, the signal line L1 extends from the opening 56a formed in the back plate 56, and the electrical connection line L2 and the camera cord L3 also extend. Connected to the monitor device.

In this way, the lobby intercom main unit B
The camera-equipped intercom main body A mounted inside is screwed from the rear surface thereof by screwing the embedded screws 60 ..., and is mounted at a proper position at a substantially central position on the side of the central partition wall 51d on the rear surface of the internal unit box 51. Therefore, the lower end surface of the operation head 26a protruding to the lower surface of the door intercom main body A with camera and the decorative panel 5 forming a part of the lobby intercom main body 52.
There is a considerable distance from the underside of 0. Therefore, as described above, it is difficult to insert the driver and rotate the operation head 26a to adjust the vertical imaging angle of the camera.

Therefore, in order to deal with such a situation, in the present invention, the decorative panel 5 which is the lobby intercom main body B located below the operation head 26a is further provided.
0 and the lower surface of the inner box 51 are formed with openings 50a and 51a, respectively.
The connecting rod 58 is passed through the inside of the 51a, the upper end of the connecting rod 58 is coupled to the operation head 26a to prevent the connecting rod 58 from coming off, and the opening 50b formed in the lower portion of the opening 50a of the decorative panel 50, The operation head 58a having the same shape as the operation head 26a formed at the lower end of the connecting rod 58 is exposed, and the tip of the driver is inserted from the lower surface of the decorative panel 50 to insert the camera-equipped intercom as described above. It is possible to adjust the vertical imaging angle of the camera.

Since the opening 50b is formed on the lower surface of the decorative panel 50 protruding from the wall surface, even after the lobby intercom is attached, the decorative panel 50 is not removed and the upper and lower images of the camera are taken. The angle can be adjusted, and since the opening 50b is inconspicuous at first glance, the appearance is not deteriorated, and intrusion of water due to rain or the like can be prevented as much as possible.

[0024]

According to the door intercom with a camera of the present invention and the lobby intercom incorporating the door intercom with a camera of the present invention described above, it is troublesome to attach the door intercom with a camera and to attach the makeup panel such as removing and attaching the makeup panel. And without the need for time-consuming work,
The vertical imaging angle of the camera can be easily adjusted only by inserting a driver from the lower surface side of the decorative cover and the decorative panel and rotating the driver.

[Brief description of drawings]

FIG. 1 is a side sectional view showing an embodiment of a doorphone with camera having a decorative panel mounted on the front surface.

FIG. 2 is a side sectional view showing the door intercom with camera of the present invention to which a decorative panel is not attached.

3 is a sectional view taken along the line AA in FIG.

FIG. 4 is a side cross-sectional view of the present invention showing a configuration for rotating the screw rod to adjust the vertical imaging angle of the camera.

FIG. 5 is a front view of the lobby intercom of the present invention in which the door intercom with camera is incorporated.

FIG. 6 is a rear view of the same.

FIG. 7 is a side sectional view of the present invention showing a portion for adjusting the vertical tilt angle of the camera.

FIG. 8 is a side cross-sectional view showing a doorphone with a camera having a decorative panel mounted on the front surface according to a conventional structure.

FIG. 9 is a side sectional view showing a conventional door intercom with a camera in which a decorative panel is not mounted.

[Explanation of symbols]

 1 Makeup Cover 8 Camera 14 Camera Support 16 Tilt Arm 25 Guide Member 26 Screw Rod 26a Operation Head

Claims (4)

[Claims] 1. In a door intercom with a camera having a built-in image pickup camera, a tilt arm of a camera support, which is elastically supported by a spring so as to be tiltably adjustable, is screwed into a screw rod to connect the screw rod. An intercom with a camera, characterized in that it is locked to a guide member that moves up and down by a rotating operation. 2. The lower end of the screw rod is located below the camera-equipped intercom body, and the operating head is provided at the lower end of the screw rod. Door phone with camera. 3. The door phone body with a camera is attached with a makeup cover having an operation hole for rotating the operation head of the screw rod. Door phone with camera. 4. The door intercom with camera according to claim 1 is built in a lobby intercom main body, and an operating head of a connecting rod connected to a screw rod of the intercom with camera is formed at a lower part of the main body of the lobby intercom. A lobby intercom featuring a structure facing the hole.