JP2000350058A - Television camera - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a television camera that can be fixed for observation of a certain scene, can be controlled remotely so that a television camera lens is re-positioned by turning a dome structure for observing a different scene around its horizontal axis and its vertical axis in an angular direction and is surrounded by a dome enclosure having an optical path with a complete optical transparency. SOLUTION: This television camera is supported on a ceiling, a shelf or other horizontal plane and provided with a base plate 3, that is flat overall for support purpose. A base plate 3 is provided with electrical contacts 4A connected to a cable wired from the ceiling, the shelf or other horizontal plane or the like, and the four contacts 4A are provided for transmission of power, a control signal, a video signal and other signals. A camera holder 5 being a cylinder main body has electrical contacts 4B for transmission of power and each signal to the holder 5, which are connected to the electrical contacts 4A. The holder 5 is supported by a couple of holder hooks 3A as a mount means, which is placed to the plate 3 to be integrated with the plate 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television camera mainly used for surveillance purposes.

[0002]

2. Description of the Related Art Surveillance television cameras are typically mounted on a wall, column, ceiling or other fixed base location using an extension arm known as a camera mount. The extension arm or camera mount has a swivel joint that allows horizontal and vertical positioning of the camera to point the camera lens to the intended viewing point. Another surveillance camera is mounted on a remote control type positioning device such as a pan / tilt head, which is composed of a fixed body mounted on a wall, a pillar or a ceiling, and a movable body mounted with a television camera. This remote-controlled bread
The tilt head employs a motor and a power transmission assembly consisting of gears or rollers or belts and pulleys or chains, etc., and is configured to allow the television camera to rotate about its horizontal and vertical angular axes. In many cases, the television camera is covered by a bulky housing, so that, whether remotely controlled or fixed, the camera assembly as a whole is large and heavy, making it difficult for the structure and interior of the building. It's very troublesome.

Some known television camera dome housings and / or television cameras mounted within a dome enclosure are commonly used to hide cameras and reduce damage to buildings or interiors. However, it is difficult to manufacture such dome housings and enclosures made of plastic material with perfect light transmission (the property of transmitting light without obstruction), and therefore, Such a dome can cause optical distortion and introduce other optical defects in the optical path of the television camera lens.

Another known television camera is fixed in a housing consisting of a dome cover and / or a dome enclosure, the lens of which is directed to a dome part having good light transmission. Such a dome-shaped television camera can be repositioned by rotating the entire dome with the television camera, and the television camera lens can maintain the same optically transparent optical path, ie, the position facing the dome portion. However, even a rotating dome cannot provide a completely light-transmissive light path, and the dome that rotates with the television camera has a complicated structure.

[0005]

SUMMARY OF THE INVENTION The present invention can be fixed to observe a certain scene or rotate the dome structure angularly about its horizontal and vertical axes to observe a different scene. It is an object of the present invention to provide a television camera that can be remotely controlled to reposition the television camera lens by having the dome-shaped enclosure have a complete light transmission path.

The present invention also provides a dome-shaped case that is concealed when mounted on a wall or other vertical surface, or partially buried in a wall or other vertical structure. It aims to provide a television camera.

SUMMARY OF THE INVENTION The present invention provides a direct drive pan and tilt motor for remotely positioning the pan and tilt axes of a television camera enclosed in a dome-shaped enclosure having a complete light transmissive optical path. Is another subject. A direct drive positioning device incorporating a slip ring assembly on the center shaft of the motor was August 7, 1998.
No. 09 / 112,120, dated.

[0008]

SUMMARY OF THE INVENTION The present invention has been made to achieve the above-mentioned object, and comprises a hemispherical bottom and a cylindrical body continuous with the upper part and having a flat upper surface. Is provided with an imaging lens and an image pickup element, and the cylindrical main body is provided with mounting means for mounting to a predetermined mounting portion. At least the bottom of the cylindrical main body has a diameter substantially equal to the diameter of the hemispherical bottom. A first axis is provided along the center axis direction, and a third axis along the optical axis of the lens intersects with the first axis, and the first axis and the third axis respectively intersect. In a television camera in which the optical axis of the lens is rotatable along a second axis substantially at the center of the orthogonal hemispherical bottom, the hemispherical bottoms are mutually connected to a platform provided below the cylindrical body. Form a gap Each having a curved surface forming a hemispherical bottom on the outside and a bowed chord facing the inside parallel to each other, and a swing joint at a position corresponding to the second axis of each bowed chord. And a pair of symmetrical portions having an end face portion facing the respective bowed chord faces and disposed between the symmetrical portions, the entire drum shape is provided, and each end face portion is provided with a facing bowed chord face. A sign joint for engaging with the swing joint is provided. In the engaged state, the whole body is rotatable around the second axis, and an image pickup element is provided inside the drum body along the third axis. And a drum body provided with a lens. The mounting means is a television camera which rotatably supports the cylindrical main body with respect to a structure such as a ceiling or a wall.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A television camera 1 according to the embodiment shown in FIG. 1 is constituted by a cylindrical main body having a hemispherical bottom at a lower part, a continuous upper part at the top, and a flat upper surface. As shown in FIG. 2, the television camera 1 can be supported on a ceiling, a shelf, or another horizontal surface, and includes an overall flat base plate 3 for the support. The base plate 3 is provided with electrical contacts 4A which are connected to cables wired from a ceiling or a shelf or other horizontal surface, and four contacts are provided for transmitting power, control signals, video signals, and other signals (FIG. 2). On the other hand, the camera holder 5 as a cylindrical main body is provided with an electric contact 4B connected to the electric contact 4A and transmitting electric power and each signal to the camera holder 5 side. The camera holder 5 is held by a pair of holder hooks 3A as attachment means provided on the base plate 3, and is integrated with the base plate 3.

As shown in FIG. 3, a camera holder 5 as a cylindrical main body has a camera main body 7 as a hemispherical bottom.
The camera holder 5 is arranged such that the diameter of the bottom thereof is substantially equal to the diameter of the camera body 7 and the centers thereof are mutually the same.

The camera holder 5 is fixed to a rotor of a motor 7D (see FIG. 4) in the camera body 7 shown in FIG. Thereby, the camera body 7 is rotatable about the horizontal axis (first axis) in the camera holder 5 as described later. The camera body 7 has a cylindrical upper part and a dome-shaped lower part so as to be continuous with the camera holder 5 as a cylindrical main body. A cover 9 is disposed outside the upper part of the dome-shaped portion (see FIGS. 1 and 2).
When the base plate 3 is locked to the base plate 3 via the snap lock receiver 9B, the base plate 3 and the camera holder 5 are locked.
In addition, since a part of the camera body 7 is covered, the television camera 1 has the appearance of an entire dome-shaped television camera.

In FIG. 3, the camera holder 5 has a set of electrical contacts 4B and a set of projecting projections 5A on which the holder hook 3A is locked when the camera holder 5 is mounted on the base plate 3 shown in FIG. And a double arm 5D for permanently connecting the camera holder 5 to the stud 3C of the base plate 3.

As shown in FIG. 4, the camera body 7 includes an upper base 7B, an upper base cover 7A, an electric panning motor 7D, and a slip ring assembly 7C. The slip ring assembly 7C is mounted inside the center of the rotor shaft of the panning motor 7D (corresponding to claim 3), and the panning motor is mounted inside the center of the upper base 7B. The center rotation corresponds to the horizontal axis H. The slip ring assembly 7C is a combination of a rotating conductive metal ring and a complementary mounting conductive metal brush that provides pressure to cause a continuous current to flow through the metal ring as the metal ring rotates (see claim 10). Correspondence).

The slip ring assembly 7C is made of a PCB
In order to connect the brush of the slip ring assembly 7C via the conductive layer 4C of the assembly 4P, a video signal is sent from the camera side (the image pickup element side described later) via the opening 7R of the upper base cover 7A and the hollow shaft 7S of the panning motor 7D. , An audio signal and a data signal, and a power, a control signal and an external synchronization signal to the camera side. The other end of the slip ring assembly 7C uses a socket and plug (not shown) to connect the rotating ring to the television camera's internal circuitry. U.S. patent application Ser. No. 09/11, Jul. 8, 1998.
No. 2,120 discloses the use of a slip ring assembly inside the center shaft of a motor to directly drive a television camera.

As the motor 7D, a known stepping motor capable of precise control can be employed to realize extremely accurate positioning at a speed controlled electronically.

When a direct drive motor 7D having a slip ring assembly 7C built in the center of the shaft of the motor 7D is used, the camera body 7 is centered on the horizontal axis H without using gears, belts and pulleys, chains and sprockets, rollers and the like. , And a slim cylindrical camera body like the camera body 7 can be configured.

The electrical contacts 4B extend through a copper wire 5C indicated by a dotted line inside the camera holder 5 shown in FIG. 3, and a number of conductive layers 4C corresponding to the electrical contacts 4B (electric contact group). Of the slip ring assembly 7C composed of
CB4P (conductive layered terminal) is in electrical contact with the extended copper wire 5C of the electrical contact 4B that is disposed to face. Therefore, when the camera holder 5 is attached to the rotor of the motor 7D of the camera body 7 via the screw 5E, the contact 4B is connected to the extension copper wire 5 while the camera body 7 is freely rotating around the horizontal axis H.
It electrically contacts the slip ring assembly 7C via C and the conductive layer 4C (corresponding to claim 8).

As shown in FIG. 4, the lower portion of the camera body 7 constituting the hemispherical bottom has a pair of left and right sides having a curved surface constituting the hemispherical bottom and an inner side having an arcuate chord surface facing in parallel with each other. Symmetrical portions 8L and 8R are provided (see FIG. 4). A drum body 8 having an overall drum shape and having an end face portion facing each bowed chord surface between a pair of symmetrical portions 8L and 8R.
(See FIG. 7). The drum body 8 is formed by integrating a pair of left and right cover bodies 8B and 8D using screws, and has a hollow interior.

A sign joint 8E is provided at the center of each end face of the drum body 8, and the sign joint 8E is engaged with a swing joint 8F provided on the bowed chord surfaces of the symmetrical portions 8L and 8R facing each other. The drum body 8 is rotatable about a vertical axis V (second axis, see FIG. 1) between the symmetrical portions 8L and 8R. The drum body 8 includes an imaging lens body 8C on the drum body (see FIG. 8), and an image pickup element 8E including a known CCD device is provided inside the drum body 8. Optical axis of this lens body 8C (lens axis L in FIG. 1)
Is set to intersect with the rotation center of the drum body 8 (the vertical axis V in FIG. 1).

In the embodiment, the drum body 8 is rotated about the vertical axis V by the drive of a tilt motor 8A built in one symmetrical portion 8R. That is, since the tilt motor 8A rotates the drum body 8 about the vertical axis (second axis), the center shaft of the motor 8A is connected to the swing joint 8F of the symmetric portion 8R (corresponding to claim 4). .

Further, a pair of symmetrical portions 8L and 8R for rotatably supporting the drum body 8 therebetween is provided with an upper base 7 described later.
B will be supported by the platform 15 provided in B. That is, each of the symmetric portions 8L, 8R is fixed to the platform 15 in a state where a gap for disposing the drum body 8 is formed therebetween.
The bowed chords of 8R are parallel to each other. Thus, the panning motor 7D that rotates the camera body 7 about the horizontal axis H (first axis) directly rotates or drives the camera body 7 to perform a well-known panning motion. On the other hand, the drum body 8 performs a known tilt operation by a tilt motor 8A that directly rotates the drum body 8 about the vertical axis V (third axis). As a result, the lens body 8C provided on the body of the drum body 8 intersects the lens axis L (second axis) with the V axis and the H axis, and sets the intersection position of the camera body 7 to form a hemispherical portion. It is located approximately at the center.

The television camera thus constructed is mounted on a structure such as a ceiling or a wall by a camera mount described later, and performs panning and tilting movements around the television camera without any trouble. 1 axis) and a vertical axis V (tilt, 2nd axis) and a vertical axis V
(Tilt) and the lens axis L (lens, third axis) orthogonal to the horizontal axis H (pan) intersect at the center of the dome or hemisphere of the television camera, and can monitor a wide monitoring area. .

In order to further explain this embodiment,
Hereinafter, the television camera 10 shown in FIGS. 5 and 6 will be described as an example. The fixed television camera 10 of FIG. 5 includes a hemispherical portion similar to the television camera 1 described above. The position or direction of the television camera 10 is manually determined in order to observe the surrounding scene fixedly. There are two stages in this positioning,
First, the inclination in the vertical direction is adjusted about the V axis, and then the camera body 17 is rotated about the horizontal axis H.

As shown in FIG. 6, the television camera 10 shown in FIG. 5 has a base plate 13 for mounting the camera on a ceiling, a shelf, or another horizontal surface, similarly to the television camera 1.
(Attaching means and cylindrical body), upper base or platform 15 for attaching camera body 17 (hemispherical portion) to base plate 13, left and right symmetrical portions 18L and 18R of camera body 17, and drum body 18. Be composed. Incidentally, the television camera 1 also includes a platform 15 having a similar configuration in the upper base 7B.

The drum body 18 includes an image pickup element 8E and a lens body 8C as in the above embodiment, and incorporates them. The lens body 8C is a curved portion along the curvature of the spherical main body. Symmetry part 18 supporting drum body 18
L and 18R support the drum body by a shaft extending along the V-axis which is the center of rotation of the drum body 18 in the axial direction of the drum body 18 or another well-known swing rotary joint (not shown).

The left and right symmetrical portions 18L and 18R form a part of a hemispherical portion on the outside, and the drum body 18 also has a curvature outer diameter which also forms a part of the hemispherical portion. (The diameter of the hemispherical bottom portion and the diameter of the cylindrical main body are substantially the same), the combination of the symmetric portions 18L, 18R, the drum body 18, and the base plate 13 results in an overall vertically long shape. A dome-shaped television camera 10 is formed.

The platform 15 located below the inside of the base plate 13 as a cylindrical body comprises a double projecting hook 15A corresponding to the double notch 13A of the rim 13B of the base plate 13 shown in FIG. The hook 15A is inserted through the notch 13A, and is slidably fitted between the rim 13B and the inner surface of the base plate upper portion 13C. As a result, the television camera 10 rotates freely about the horizontal axis H, and the lens axis L is positioned with respect to an arbitrary peripheral scene.

On the other hand, the drum body 18 is manually rotated and adjusted to an arbitrary inclination angle about the vertical axis V. Thereby, the lens body 8C can be oriented in an arbitrary direction, and omnidirectional positioning for observing the periphery of the television camera 10 can be performed.

The platform 15 further includes a vertical axis V
Two tongues 15B for fixing the drum body 18 at a vertical position along an angular direction about the horizontal axis, and two rims 15C for fixing the horizontal position of the platform along an angular direction about the horizontal axis H. Is provided. The means for vertical and horizontal fixing is not essential, but it is possible to realize fixing from the opposite side behind the drum cover 19. The drum cover 19 is provided between the symmetric portions 18L and 18R between the base plate 13 and the camera body 17 in a state of extending below the platform,
The thickness is substantially equal to the thickness of the drum body 18, and the outer side thereof is configured to follow the curvature of the outer shape of the base plate 13. As a result, a curved surface that is continuous with the outer shape of the base plate 13 can be provided, and the upper part of the drum body 18 can be covered.
Corresponding to).

The fixing of the horizontal and vertical set positions of the television camera 10 is performed in the final step after the camera is mounted, thereby making it easy to access the camera fixing equipment. Accordingly, the two drum covers 19 are connected to the symmetric portions 18L and 18L by the two snap hooks 19A.
Locked between the rims 18Z of the R, it covers two spaces between the base plate 13 including the fixing screws 13D and 15D and the center. The drum cover 19 is removed by releasing the snap hook 19A, and the horizontal rim 1 is removed.
Allow access to the fixing screw 13D for 5C and the fixing screw 15D for the vertical tongue 15B (see FIG. 6).

The horizontal fixing screw 13D attached to the angle support 13E is arranged toward the rim 15C at an angle corresponding to the angle of the rim 15C. When the screw 13D is tightened, the screw 13D can fix the upper base 15 to the horizontal set position around the horizontal axis H by the tightening pressure (see FIG. 6).

The vertical fixing screw 15D is attached to a holder 15E parallel to the tongue 15B. When the screw 15D is tightened, the tongue is urged against the main body of the drum body 18 by the screw pressure, and the drum body 18 is fixed at the vertical setting position about the vertical axis V (corresponding to claim 7).

In each of the above embodiments, the drums 8, 1
The size and shape of the 8 lens body 8C are similar to those of commonly used sunglasses.
It shall be manufactured to have perfect optical transparency without distortion. Further, the lens body 8C and the center half body 8B
It is also very easy to color the lenses 8D and 8D with the same darkness, and the lens body 8C can be made inconspicuous.

The structure of the drum body 18 shown in FIG. 6 is substantially the same as that of the drum body 8 shown in FIG. However, in the drum body 8, there is an oscillating rotary joint component (not shown) connected to a tilt motor 8A for tilting the drum body 8. On the other hand, in the drum body 18, such connection to the tilt motor is unnecessary. Are different. The drum bodies 8 and 18 can be fixedly set or remotely rotated about a vertical axis V. The camera body 7 in FIG. 3 and the television camera 10 in FIG. 5 have substantially the same appearance except that the camera body 7 has a vertically long cylindrical body. Camera body 7 and TV camera 10
Has a dome shape at the lower end or the end of the optical pickup,
The top or machine mounting end has the appearance of a right-angled flat cylinder or long dome and is remotely rotated or fixedly set about a horizontal axis H to observe the scene around the camera.

The camera body 7 and the television camera 1
0 can be connected to a camera mount or a base plate, which will be described later, for mounting on a vertical structure such as a wall or a pillar.

The television camera according to the above embodiment can be used by being embedded in a vertical structure as shown in FIGS. That is, as shown in FIG. 10, the television camera 20 shown in FIG. 9 includes a camera body 7, a wall mounting plate 23, a disk-shaped camera holder 25 (upper wall holder), a top cover 29, and a wall or a pillar. And a mounting box 21 to be embedded. The wall mounting plate 23 is attached to the mounting box 2 through the mounting hole 23D.
Use screws 21D or other fasteners to attach to 1 (concave wall mount). Similarly, the camera holder 25 having the center 25A is attached to the outer surface 23E of the wall mounting plate.
A screw 25E or other fastener may be used to attach the camera holder 25 to the wall mounting plate 23 at right angles.

The camera holder 25 is fixed to the rotor of the motor 7D of the camera body 7 shown in FIG. 3 using screws 5E. This allows the camera body 7 to rotate about the horizontal axis H below the camera holder 25 and inside the notch 23F of the wall mounting plate 23.

The camera holder 25 shown in FIG. 10 comprises a set of electric terminals 25B extended below the camera holder 25 via a copper wire 25C shown by a dotted line, so that the number of the electric terminals 25B coincides with the electric terminals 25B. The upper part of the slip ring assembly 7C of FIG. 4 constituted by the conductive layered terminal 4C of FIG. Therefore, when the camera holder 25 is attached to the rotor of the motor 7D of the camera body 7 by the screw 5E, the electric terminal 25B is connected to the extended copper wire 25C and the conductive layer 4
The camera body 7 is electrically connected to the slip ring assembly 7C via C, and remotely rotates about the horizontal axis H.

The top cover 29, which is a semicircular cover having a diameter slightly larger than the diameter of the camera body 7,
When locked to the camera holder 25 using 9D, this cover covers the camera holder 25 and the top of the camera body 7 together with the cutout area 23G of the wall mounting plate through which the wires and mounting screws are visible. I do. Accordingly, the semi-exposed television camera 20 is mounted on a vertical surface such as a wall, and has the appearance of a so-called coated, vertically elongated, dome-shaped television camera which is remotely rotated to observe various views in front of the wall.

In this television camera 20, the rotation angle of the camera body 7 about the horizontal axis H is limited to 180 ° or less, or the angle at which the lens body 8C is not optically obstructed by the wall mounting plate 23. 180 ° about the first axis without interfering with the photographing by the lens body 8C.
It is to be rotated (corresponding to claim 13).

The television camera 20A shown in FIG. 11 relates to a modification of the television camera 20 shown in FIG. 9, and as shown in FIG. 12, the camera body 7, a wall mounting plate 23A, and a disk-shaped camera holder 25 (upper wall surface). Holder), a top cover 29A, and a mounting box 21A (wall mount) embedded in a vertical structure such as a wall or a pillar. The wall mounting plate 23A uses a screw 21D or another stopper for mounting the wall mounting plate 23A to the mounting box 21A through the mounting hole 23D. Similarly, using the screws 25E or other fasteners, the camera body 7 can be rotated by 180 ° about its horizontal axis H without the lens body 8C being obstructed by photography by the wall mounting plate 23A. The camera holder 25 having a center 25A protruding from the outer surface 23H of the wall mounting plate 23A may be mounted at right angles to the wall mounting plate 23A.

The cutout 23J of the wall mounting plate 23A is
It is smaller than the cutout 23F of the wall mounting plate 23, and coincides with the portion of the camera body 7 housed in the mounting box 21A.
Similarly, the mounting box 21A is shallower than the mounting box 21.

The wall mounting plate 23A further includes an outer surface 2
In order to cover one side of the portion of the camera body 7 extending from 3H to the semicircular line 7L of the camera body 7, there are provided two rims 23K (projections) projecting from the outer side surface 23H. Each rim 23K has a notch 23M provided so that the lens 8C does not receive interference in photographing when the camera body is rotated to the left or right extreme position. A horizontal positioning angle of 180 ° is provided.

The elongated semicircular cover 29A is similar to the semicircular top cover 29 of FIG. 10, but the center of the camera body 7 extends to the same extent as protruding from the wall mounting surface 23H. Is locked to the camera holder 25, the cutout area 23N of the wall mounting plate 23A that allows access and visibility of the wires and mounting screws.
At the same time, the upper part of the camera body 7 and the camera holder 25 are covered. Thus, the television camera 20A is mounted on a vertical surface such as a wall, and has a horizontal axis H with respect to the scene in front of the wall.
Of the entire vertically long dome-shaped television camera that can freely rotate up to 180 ° about the center (corresponding to claim 14).

The television camera 20B shown in FIG. 13 is also a modification of the television camera 20 shown in FIG. 10, and is a vertically long vertically domed dome-shaped television camera that can rotate 180 ° about a horizontal axis H without interrupting its optical path. Appears. However, the television camera 20B can be mounted flush with a vertical surface such as a wall or a pillar without using the mounting box in a portion where the mounting box cannot be embedded (corresponding to claim 15).

As shown in FIG. 14, the television camera 20B of FIG. 13 also includes the camera body 7, a wall mounting plate 23B, a disk-shaped camera holder 25 (upper wall holder), and a top cover 29B. The wall mounting plate 23B is
Screws 21V or other fasteners are used to attach this directly to a vertical structure such as a wall via mounting holes 23D. Similarly, the center protruding from the outer surface 23P of the wall-mounting plate so that the camera body 7 can be freely rotated around the horizontal axis H without being interrupted by the mounting plate 23B using the screw 25E or another stopper. The camera holder 25 including the portion 25A may be mounted at right angles to the wall surface mounting plate 23B.

Instead of the two rims 23K of the wall mounting plate 23A projecting to cover both sides of the camera body 7,
The wall mounting plate 23B surrounds the camera body 7, extends from the outer surface 23P of the wall mounting plate to the semicircular line 7L of the camera body 7, and the lens body 8C is rotated when the camera body rotates to the left or right extreme position. Single rim 23 having cutout portion 23S formed so as not to be disturbed in photographing
A horizontal positioning angle of 180 ° about the horizontal H axis is provided, consisting of R (overhang) and thus free of optical obstruction.

The long top cover 29B is similar to the top cover 29A of FIG. 12, but is as long as the center of the camera body 7 projects from the outer surface 23P of the wall mounting plate. When locked to the camera holder 25, the top cover 29B covers the upper part of the camera body 7 and the camera holder 25 together with the cutout area 23T of the wall mounting plate 23B that allows access and visibility of wires and mounting screws. Thereby, the TV camera 20
B is mounted on a vertical surface such as a wall and has the appearance of a long dome TV camera which is freely rotated 180 ° about a horizontal axis H with respect to a scene in front of the wall.

Each of the television cameras 30, 30A and 30B shown in FIGS. 15, 17 and 19 is also the same as the television camera 2 shown in FIG.
0, except for the camera holder 25 and the camera body 7, the television cameras 20, 20A and 20B, respectively.
Similar to TV cameras 30, 30A and 30B
Consists of the television camera 10 of FIG. 5 which can be fixedly arranged about the horizontal axis H and the vertical axis V as shown in FIGS. 16, 18 and 20, but does not rotate remotely.
7, 18). Since the length of the television camera 10 is shorter than the camera body 7, the wall mounting plates 33, 33A, 33
The height of B and the mounting boxes 31, 31A (concave wall mount) of the television cameras 30, 30A, 30B are small enough to fit the short television camera 10. Similarly,
The two rims 33K of the television camera 30A and the single rim 33R (each overhang) of the television camera 30B are connected to the rim 23K of the television camera 20A and the television camera 20B.
Rim 23R.

Since the camera mounts 35, 35A, 35B (upper wall holders) do not have terminals or copper wires for transmitting electric signals or power to the slip ring, the screws 35D or other fasteners are used. This is a simple mechanical holder for fixing the television camera 10 to a camera mount. The camera mount is mounted on the wall mounting plates 33, 33A, 33B using screws 35E or other fasteners.
Mounted at right angles to

The semicircular top cover 29 or the long semicircular top covers 29A, 29B are cut out from the wall mounting plates 33, 33A, 33B, respectively.
Used to cover the camera mount 35 and the top of the television camera 10 together with G, 33N, 33T. As a result, the semi-exposed television camera 30 becomes a vertically elongated dome-shaped television camera fixedly set on a vertical surface such as a wall and observing the front of the wall. On the other hand, the television cameras 30A and 30B are all vertically elongated domes fixedly set on a vertical surface such as a wall so as to rotate up to 180 ° about a horizontal axis H with respect to a scene in front of the wall without optical interference. Appears as a TV camera.

The television camera 40 shown in FIGS. 21 and 22
The television camera of the embodiment according to FIG. 1 is applied to a dome enclosure attached to a descending ceiling layer known as a drop ceiling (corresponding to claim 11). The television camera 40 has an overall concave drop sealing base 41 (concave base).
, The camera unit 7 and the circular cover 49.
The drop sealing base 41 is inserted into the notch of the drop ceiling up to the rim 41B (the rim under the ceiling), and the screws 41C of the pair of latches 41A are tightened to clamp the rim 41B of the drop sealing base 41 to the drop ceiling. Fixed. Each of the drop sealing bases 41 is a television camera 1 shown in FIG.
, A holder hook 3A (self-locking hook), a stud 3C and two holder hooks 3A similar to the electric contact 4A, a double stud 3C, and an electric contact 4A.

The camera holder 5 is mounted on the drop sealing base 41 in the same manner as the mounting method on the base plate 3 in FIG. 2, is locked by the holder hook 3A, and is bolted to the stud 3C. When the cover ring 49 (ring-shaped cover) is attached to the drop sealing base rim 41E using screws or other fasteners, the television camera 40 has a state in which only the rim and the dome portion of the camera unit 7 protrude below the drop ceiling. Takes on the appearance of a known television camera surrounded by a dome attached to a drop ceiling.

Similarly, the television camera 50 shown in FIGS. 23 and 24 is surrounded by a waterproof enclosure so that it can be installed outdoors exposed to rain or snow (corresponding to claim 12). The television camera 50 has a base plate 51 (cylindrical body, fixed to a ceiling or other horizontal surface).
Mounting means). The base plate 51 (outdoor base) transmits power, control signals, video signals and other signals to the camera holder 5 similarly to the base plate 1 of FIG.
An electrical contact 4A for transmitting the electrical contact to the base plate 51, a pair of holder hooks 3A for self-locking the camera holder 5 to the base plate 51, and two studs 3C for bolting the camera holder 5 to the base plate 51. Having. The base plate 51 further includes four studs 51C for fastening the cover 59 to the base plate 51 with four screws 59S, and a watertight cable port 51D.
And a peripheral groove 51 for surrounding the O-ring seal 51G.
F. Each stud houses a rubber washer 51S that prevents water from entering the base plate 51 through the mounting hole of the cover 59 (see FIG. 24).

The groove 5F surrounding the camera holder 5 of FIG. 24 surrounds the O-ring 5G. The camera holder 5 of FIG. 24 is similar to the camera holder 5 of FIG. 3, and includes a set of electrical contacts 4B and a base plate 5
It is composed of a set of protruding projections 5A on which the holder hooks 3A are locked when attached to the bracket 1, and two arms 5D for bolting the camera holder 5 to the studs 3C of the base plate 51.

The camera holder 5 uses a screw 5E as shown in FIG.
Are fixed to the rotor of the motor 5D of the camera body 7 shown in FIG. Thereby, the camera body 7 can freely rotate around the horizontal axis H in the camera holder 5 and is provided with an O-ring, an oil seal and other seal members so that the camera body 7 can be mounted outdoors and directly exposed to rain or snow. It is the same as the camera body 7 except that

The cover 59 (outdoor cover) is a rim 59A (first rim) that matches (signs) the groove 51F of the base plate 51 surrounding the O-ring seal 51G and the groove 5F of the camera holder 5 surrounding the O-ring seal 5G. And 59B (second rim) and rubber washer 51S, respectively.
And four screw holes with an inner stud 59C that matches the four studs 51C that house the four studs. Therefore, when the cover 59 is attached and fixed to the base plate 51 using the screw 59S, each rim 59A, 59B presses the corresponding oil seal 51G, 5G, and the inner stud 59C applies pressure to the rubber washer 51S, and the base plate 5
1 and the interior space defined by the camera holder 5 and the interior space between the camera holder 5 and the cover 59 are completely completely sealed.

The structure of the camera body 70 shown in FIG. 26 is the same as that of the camera body 7 shown in FIG.
Two O-rings 7 for sealing the symmetric parts 8L, 8R
OB and an O-ring 70C for sealing the drum body 8
And an O-ring 70 for sealing the top base 7B
D, a pair of seals 70E for sealing a rotary joint between the drum body 8 and the symmetrical portions 8L and 8R, and an oil seal for sealing a rotary joint between the camera holder 5 and the camera body 7. 70G and top base 7
It consists of two rubber seals 70V, 70W for sealing the fixed joint between B and the symmetrical parts 8L, 8R.

The symmetric portions 8L and 8R include a left base 8H, a right base 8K similar to the left base 8H, and two divided covers 8G having the same configuration. The cover 8G comprises a groove 8M surrounding the O-ring 70B, and the bases 8H, 8K
Consists of a rim 8S that matches the groove 8M that presses the O-ring when the cover 8G is attached to the left and right bases 8H, 8K, and thus the internal spaces of the symmetrical portions 8L, 8R are sealed. 5 and 6).

The left cover 8B of the drum body 8 is
The right cover 8D includes a groove 8P surrounding the groove 8P.
Consists of a rim 8Q that matches P. The right cover 8B further accommodates a rubber washer seal 70F.
The left cover 8B is composed of two matching studs 8Y, each of which is located at the center of the hole of the tightening screw 8N. Thus, when both the left and right covers 8B and 8D are tightened by the screw 8N, the rim 8Q presses the O-ring seal 70C and the stud 8Y presses the rubber washer seal 70F. The periphery is sealed, and the drum body 8 is further sealed to prevent water from entering the inside (corresponding to claim 5).

The top base cover 7A comprises a groove 70R surrounding the O-ring seal 70D.
Since the rim 7Q of B is aligned with the groove 70R, when the top base cover 7A is fixed to the top base 7B, the rim 7Q presses the O-ring 70D and presses the upper base 7B.
(Corresponding to claim 9).

The top base cover 7A further includes a screw hole 7T for preventing water from entering the screw hole 7T.
And four studs 7U for accommodating a rubber washer 70S for sealing.

The top base 7B further includes four matching studs 7M. Each stud 7M has a rubber washer 7 when the top base cover 7A is fixed with the screw 7N.
It faces toward the center of the screw hole 7T so that pressure is applied to 0S and the screw hole is sealed.

The left and right symmetric portions 8L and 8R are connected to the top base 7 using rubber seals 70V and 70W and screws 7Z.
B, and seals 70V and 70W are fixed between the bottom surface of the top base 7B and the upper surfaces of the left and right symmetric portions 8L and 8R. Accordingly, the top base 7B and the left and right symmetric portions 8L,
Since the mounting area between 8R is totally sealed, water does not leak into the symmetrical portion and the top base.

The two rotary joints of the left and right symmetrical portions 8L and 8R, the drum body 8, the rotary joint of the camera unit, and the camera holder 5 use an oil seal to protect the rotary joint from water leakage. . Symmetry part 8
The left and right bases 8K, 8H of L, 8R each include a ring 8F surrounding the joint and extending from a side holder 8V forming an arcuate chordal surface and surrounding an oil seal 70E. That is, each of the symmetric portions 8L and 8R is connected to the side holder 8V.
The inner space defined by the side cover 8G and a part of the hemispherical bottom and the bases 8K and 8H is sealed (corresponding to claims 5 and 6). The drum body 8 is further provided with an oil seal 70 on each of the two divided covers 8B and 8D.
It has a ring 8E fitted inside E and a recess 8Y having a diameter larger than the diameter of the ring 8F. The recess 8Y has a depth greater than the height of the ring 8F, and the ring 8E rises from the surface of the recess 8Y to contact the inner hole of the oil seal 70E to achieve a good seal. Therefore, the oil seal prevents water from leaking to the rotary joint, and the projecting ring 8F does not hinder the rotation of the drum body 8 about the vertical axis V (corresponding to claim 5).

The camera holder 5 shown in FIG.
The inner ring 5G further projects from the inner side surface 5M of the upper surface of the camera holder 5 and surrounds the oil seal 70G (see FIG. 25). The top base cover 7A is a ring 7E surrounding the PCB assembly 4P of the slip ring assembly 7C of FIG.
Further included. The ring 7E protrudes from the upper surface of the upper base cover 7A in order to make good contact with the inner hole of the oil seal 70G, and as a result, water leaks to the rotary joint between the camera holder 5 and the camera unit 7. Never. Therefore, the space between the camera holder 5 defining the internal space for accommodating the electric panning motor 7D of the platform 15 and the top base cover 7B is sealed, and the internal space can be sealed (corresponding to claim 6).

Further, the cable port 51D shown in FIG.
The surface twisted cable is inserted into the base plate 51 through the side wall 51J by notching the cable entrance 51K to pass the cable through the cable opening 51D, or a conduit run cable is passed through the open cavity 51V on the rear side of the base plate. Mouth 51
Two-way cable feed (two-way ca
ble feed). The cable port 51D is a cable 5
Hole 51L through which 1M passes and tapered cable grommet 5
A taper portion 51N for accommodating the 1Q, and a screw portion 51P for fixing the grommet fixing nut 51W and fastening the cable grommet 51Q to the cable 51M, whereby the cable port is sealed, and water flowing into the cable passage is formed. Leakage is prevented.

As a result, the joint part, the cable port, and the rotary joint part of the camera body 70 are sealed. In addition, the television camera 50 can be installed outdoors where it is exposed to rain and snow without receiving water.

The television camera 60 shown in FIG. 27 includes a camera unit 70 shown in FIG. 26, an outdoor cover 68, and a pipe 65.
, And a flange assembly 63, and as a whole, have the appearance of a dome-mounted television camera with pendants (corresponding to claim 19).

The outdoor cover 68 comprises a bell or acorn cup-shaped cover 67, a base assembly 61 (pendant base), and a circular cover 69. A base assembly 61 similar in configuration to the base plate 51 of FIG. 23 includes electrical contacts 4 for transmitting power, control signals, video signals and other signals to the electrical contacts of the camera holder 5.
A, a pair of holder hooks 3A for locking the camera holder 5 to the base assembly 61, and two studs 3C for bolting the camera holder 5 to the base assembly 61.

The base assembly 61 further includes four screws 69 on a rim of the base assembly 61 with a circular cover 69.
S, four studs 61C for fixing with O, O-ring seal 61G and outer rim 6 of base assembly 61.
A peripheral groove 61F for surrounding the O-ring seal 61N surrounding 1M. The base assembly 61 has mounting holes 6 corresponding to the four studs 67D of the cover 67.
It is attached to the cover 67 via 1D. Screw 61P
By pressing, the O-ring 61N between the outer rim 61M of the base assembly 61 and the rim 67M of the cover 67 is pressed, and the entire periphery of the cover 67 is sealed.

As shown in FIG. 24, inside the camera, a groove 5F surrounding the camera holder 5 surrounds the O-ring 5G. The camera holder 5 includes a set of electrical contacts 4B, a set of projecting protrusions 5A to which the holder hook 3A is locked when the camera holder 5 is attached to the base assembly 61,
Connect the camera holder 5 to the stud 3C of the base assembly 61.
And two arms 5D for tightening the bolts.

Also, like the television camera 50 of FIG. 23, the camera holder 5 is fixed to the rotor of the motor 5D of FIG. It can rotate freely about the horizontal axis H inside. Further, the camera body 70 includes an O-ring, an oil seal, and other seal members, so that the camera body 70 can be installed outdoors and can be directly exposed to rain or snow.

The circular cover 69 has an O-ring seal 61G.
And a rim 69B corresponding to the groove 5F of the camera holder 5 surrounding the groove 61F of the base plate 61 and the O-ring seal 5G, and four screw holes 69C. Therefore, when the cover 69 is fixed to the base assembly 61 with the screws 69S, the rims 69A and 69B apply pressure to the oil seals 69G and 5G to seal the base assembly 61 and the camera holder 5.

The outdoor cover 68 is shown in FIGS.
As shown in (C), the pipe 65 has an opening provided with a screw portion 68T at the center of the tip of the pipe 65 (see FIG. 27). The pipe 65 has a straight shape for pendant mounting the television camera 60 on a ceiling or other horizontal surface or structure. The pipe is formed or bent like an L-shaped portion 65L for attaching the television camera 60 to a wall or other vertical structure. Alternatively, the pipe may be bent into a U-shape to attach the television camera 60 to the top of a pillar or other horizontal surface or structure (FIG. 28).
Refer to each embodiment of (A) to (C), claims 20, 22, and 2.
4, 26, 29, 31).

The pipe 65 is screwed into the opening 68T using a well-known sealing tape for plumbing so that water does not leak into the television camera 60. The pipe 65 further includes two nuts 65N, one of which counter-locks the pipe to the outdoor cover 68 and the other of which counter-locks the pipe to the flange assembly 63.

The flange assembly 63 includes a flange main body 63A, a flange cover 63B, a PCB assembly 63E, and a cable port 63F.
28).

The flange body 63A includes a mounting hole 63H for mounting the flange assembly to a vertical or horizontal structure using a screw 63J as shown in FIG. The cable port 63F is connected to the base plate 51 shown in FIG.
Is a waterproof cable port similar to the cable port 51D,
A surface twisted cable or a conduit run cable is inserted therethrough and sealed from the inside of the flange using cable grommet 51Q and grommet fixing nut 51W. The PCB assembly 63E includes a terminal 63K for connecting a cable passing through the cable port 63F to the socket 63M.

The television camera 60 is connected to the flange assembly 6
The cable 63C connected to 3 passes through the pipe 65 and the opening of the flange cover 63B, and terminates at the connector 63N connected to the socket 63M. Thus, the cable provided to the flange assembly and the television camera 60
Is completed by the cable 63C and the pipe 65.

The flange body 63A further includes a bolt 63
When S fastens the flange cover 63B to the flange body 63A, it includes a circular seal 63G for sealing between the upper surface of the flange assembly and the flange cover 63B.

The pipe 65 is provided with water for the flange assembly 6.
3 is screwed into the opening 63Y using a well-known sealant tape for plumbing, and the nut 65N is used to counter-lock the pipe to the cover 63B of the flange assembly 63.

As described above, the television camera 60 composed of the camera unit 70 and the outdoor cover 68 supported by the pipe 65 and the flange assembly 63 can be installed outdoors where it is exposed to rain or snow, and water can be removed from the camera. No leakage to unit, pipe or flange assembly.

When the television camera is installed indoors, the television camera 60 and the camera unit 70 need not have any seal (corresponding to claim 21). Similarly, the flange assembly 63 may replace the pipe with a ceiling, wall, or pillar, or other type of flange for mounting indoors or outdoors (corresponding to claim 27).

A television camera 80 shown in FIG. 30 includes a camera 85 which is the modified television camera 17 shown in FIG.
, A pipe 65, and a flange assembly 63, and has the appearance of a whole pendant-mounted dome-shaped television camera.

The outdoor cover 88 comprises a bell or acorn cup-shaped cover 87 and a base assembly 81 (pendant base) to which the symmetrical portions 18L and 18R are attached. The base assembly 81 includes a cover 87
When the O-ring seal 81D is fixed to the stud 87A of the cover 87 by the screw 81A, the O-ring seal 81D is pressed against the bottom rim 87B.
The entire area around is sealed.

[0086] The outdoor cover 88 has an opening with a screw 88T for the pipe 65 at the center of its tip. Pipe 6
5 is an L or U-shaped portion 65L, 65U for mounting the TV camera 80 in the same manner as the mounting of the camera 60, even if the TV camera 80 is extended straight for the pendant mounting under the horizontal structure. It may be bent (refer to each embodiment of FIGS. 31 (A) to 31 (C), claims 20 and 2).
2, 24, 26, 29, 31).

The pipe 65 is screwed into the opening using a sealant tape for plumbing work in the same manner as the mounting method of the television camera 60, so that water does not leak into the television camera 80.
However, by rotating the outdoor cover 88 about the pipe 65 and counter-locking the TV camera 80 to a correct position with the nut 65N, the fixedly-positioned TV camera 80
Can be rotated about a horizontal axis H. This eliminates the need for a method of setting the television camera 17 in a horizontal position, so that the symmetric portions 18L and 18R of the camera 85 are replaced with the base assembly 81 instead of the platform 15 of FIG.
Will be attached directly to the

The camera 85 shown in FIG.
26, two O-rings 70B for sealing the symmetrical portions 18L and 18R, and an O-ring 70C for sealing the central portion 18 have the same structure as the symmetrical portions 8L and 8R and the drum body 8 of FIG. Central part 18 and long part 18L, 18
R and R and two oil seals 70E for sealing the rotary joint (see FIG. 32, claim 23).
Corresponding to).

The left and right symmetric portions 18L and 18R are
It is fixed to the base assembly 81 using Z. With this configuration, the seal prevents water from leaking to the symmetrical portions 18L, 18 or the drum body, or the rotary joint between the symmetrical portion and the drum body.

The camera 85 has its electronic components, assemblies, and connectors in the sealed cavities of the symmetrical portions 18L, 18R, and the sealed cavities of the central portion 18 include the optical components and assemblies and the remaining electronic components and components. With assembly. Accordingly, since an electric cable or a cable for directly connecting the camera 85 to one or both of the symmetrical portions 18L and 18R via the watertight cable port 85L is provided, water does not leak into the camera through the cable passage. The cable port 85 is shown in FIG.
3. The cable grommet 51Q is similar to the cable port 51D of the base plate 51 of FIG. The cable port is sealed with the screw portion 51P.

The base assembly 81 further includes a vertical axis V
Tongue 8 for fixing vertical setting of drum body 18 centered on
1E. The flexible tongue is supported by a fixing screw 81F, and the screw 81F presses the tongue to the center by tightening to fix the center member in a predetermined position (corresponding to claim 27).

The flange assembly 63 used for the television camera 80 is the same as the flange assembly 63 used for the television camera 60.
8, 30).

A television camera 80 comprising a camera 85 and an outdoor cover 88 supported by the flange assembly 63 and the pipe 65 can be installed outdoors exposed to rain or snow, with water entering the camera, pipe or flange assembly. Never.

33 includes a camera unit 95 for connecting the camera unit 85 of FIG. 30 attached to the upper base 15 to the base plate 13 of FIG. 5, an outdoor cover 98, a pipe 65, and a flange assembly. 63 is a dome-shaped television camera mounted in an elliptical cup or acorn-shaped pendant.

An outdoor cover 98 having the same outer diameter and circumference as the camera 85 has a rim 98A for surrounding an O-ring seal 98B and four screws for attaching the base plate 13 to the outdoor cover 98 using four screws 98D. And a stud 98C. When the screw 98D is tightened, the O-ring 98B between the outer rim 13F of the base plate 13 and the rim 98A of the outdoor cover 98 is pressurized, so that the entire area around the outdoor cover can be sealed (claim 3).
5).

The outdoor cover 98 further includes an opening having a screw portion 98T at the center of the tip of the pipe 65. Pipe 6
5 may be straightened to mount the TV camera 80 under the horizontal structure pendant, and may be formed or bent into an L or U shape to mount the TV camera 80 in the same manner as the camera 60 (FIG. 34). Refer to each aspect of (A) to (C), Claims 20, 22, 24, 26, 29, and 3.
1).

The pipe 65 is screwed into the opening 88T using a well-known plumbing sealant tape, so that water does not leak to the television camera 90 as in the case where the television camera 60 is attached. However, the fixedly disposed television camera 80 can be rotated about the horizontal axis H by rotating the outdoor cover 98 around the pipe 65 and counter-locking the television camera 90 to a correct position by the nut 65N. Thus, even if the symmetric portions 18L and 18R of the camera 95 are attached to the upper base used for horizontal positioning, the method of setting the horizontal position of the television camera 17 becomes unnecessary.

The camera 95 shown in FIG.
The structure is the same as that of the symmetric portions 8L and 8R and the drum body 8 in FIG. 26 except for two O-rings 70B for sealing the symmetric portions 18L and 18R and an O-ring for sealing the central portion 18. 32C and two oil seals 70E for sealing a rotary joint between the drum body 18 and the symmetrical portions 18L and 18R (FIG. 32).
Reference, corresponding to claim 23).

The base assembly 8 of the camera 80 shown in FIG.
Instead of 1, water is supplied to the symmetrical portions 18L, 18R or the drum 18, or the symmetrical portions 18L, 18R by the configuration of the drum body 18 supported by the left and right symmetrical portions 18L, 18R fixed to the upper base 15. There is no leakage to the rotary joint between the drum body 18.

Therefore, the camera 95 attached to the upper base 15, the base plate 13, the outdoor cover 9 supported by the flange assembly 63 and the pipe 65.
8, the acorn television camera 90 can be installed outdoors exposed to rain or snow, without water leaking into the camera, pipe or flange assembly.

The television camera according to each of the above embodiments can cover the outside of the hemispherical bottom with a cover (corresponding to claims 32, 33, 34, 35). That is,
FIG. 36 shows the cover 9 for the television camera of FIG. 1, FIG.
Is a circular cover 59 for the television camera of FIG. 21, FIG.
8 is a cover 81 for the television camera of FIG. 24, FIG.
Is a circular cover 69 for the television camera of FIG. 27 and FIG. 40 is a circular cover 99 for the television camera of FIG.
It is. Each cover has a dome 99 made of transparent, colored or translucent. The center of the hemispherical dome portion 99 intersects the center of the television cameras 1, 40, 50, 60, and 80, and is attached to each camera by a method such as bonding or ultrasonic welding. Also, among the covers, FIG.
The cover shown in FIGS. 8 to 40 has a ring-shaped portion, and the ring-shaped portion is connected to a corresponding camera using a screw or the like.

[0102]

As described above, each television camera according to the present embodiment can be fixed for observing a predetermined scene, or the dome structure for observing another scene can be horizontally and vertically aligned. By rotating the lens body of the TV camera in an angular direction about the TV camera, and providing a TV camera surrounded by a dome-shaped enclosure having a completely light-transmitting optical path. be able to.

[0103] It is also an object of the present invention to provide a television camera surrounded by a dome-shaped case which is invisible from the outside when mounted on a wall surface or other vertical structure or when mounted inside a wall surface or another vertical structure. Can be.

Further, it is possible to provide a direct drive pan / tilt motor for remotely panning, tilting, and positioning a television camera surrounded by a dome-shaped enclosure having a completely light-transmitting optical path.

[Brief description of the drawings]

FIG. 1 is a perspective view of a remote rearranged television camera surrounded by a dome-shaped case according to a preferred embodiment of the present invention.

FIG. 2 is an exploded perspective view of the same.

FIG. 3 is a perspective view of the camera body of FIG. 1 according to a preferred embodiment of the present invention.

FIG. 4 is an exploded perspective view of the same.

FIG. 5 is a perspective view of a fixedly arranged television camera surrounded by a dome-shaped case according to another preferred embodiment of the present invention.

FIG. 6 is an exploded perspective view of the same.

FIG. 7 is a perspective view showing a part of a dome containing a lens of a camera according to a preferred embodiment of the present invention.

FIG. 8 is an exploded perspective view of the same.

9 is a perspective view showing a television camera in a state where the camera body of FIG. 1 is mounted on a wall surface according to a preferred embodiment of the present invention.

FIG. 10 is an exploded perspective view of the same.

FIG. 11 is a perspective view of another television camera showing a state where the camera body of FIG. 1 is mounted on a wall surface according to a preferred embodiment of the present invention.

FIG. 12 is an exploded perspective view of the same.

FIG. 13 is a perspective view showing still another television camera of FIG. 1 according to a preferred embodiment of the present invention.

FIG. 14 is an exploded perspective view of the same.

FIG. 15 is a perspective view of a fixed arrangement television camera in which the television camera of FIG. 5 is applied to a wall-mounted type.

FIG. 16 is an exploded perspective view of the same.

FIG. 17 is a perspective view showing another example of a fixed arrangement television camera in which the television camera of FIG. 5 is applied to a wall-mounted type.

FIG. 18 is an exploded perspective view of the same.

FIG. 19 is a perspective view showing still another example of a fixed arrangement television camera in which the television camera of FIG. 5 is applied to a wall-mounted type.

FIG. 20 is an exploded perspective view of the same.

FIG. 21 is a perspective view showing a state where the camera body of FIG. 1 is attached to a drop ceiling according to a preferred embodiment of the present invention.

FIG. 22 is an exploded perspective view of the same.

FIG. 23 is a perspective view showing a state in which the camera body of FIG. 1 is mounted outdoors according to a preferred embodiment of the present invention.

FIG. 24 is an exploded perspective view of the same.

FIG. 25 is a perspective view showing a modified example of the camera body of FIG. 1 sealed for installation outdoors.

FIG. 26 is a perspective view showing the overall configuration of the camera.

FIG. 27 is another perspective view of the camera body of FIG. 26 surrounded by an outdoor cover and supported by a pipe.

FIG. 28 is a front view showing an installation mode of a camera.

FIG. 29 is a perspective view showing a state of attachment to a pipe.

30 is a perspective view of a modification of the camera body shown in FIG. 5 surrounded by an outdoor cover and supported by a pipe.

FIG. 31 is a front view showing an installation mode of a camera.

FIG. 32 is an exploded perspective view of the camera body.

FIG. 33 is another perspective view of the modified camera body of FIG. 30 surrounded by an outdoor cover and supported by a pipe.

FIG. 34 is a front view showing an installation mode of the camera.

FIG. 35 is an exploded perspective view of the camera body.

FIG. 36 is a perspective view of a different dome cover for covering the camera of FIGS. 1, 21, 23, 27 and 30.

FIG. 37 is a perspective view of a different dome cover for covering the camera of FIGS. 1, 21, 23, 27 and 30.

FIG. 38 is a perspective view of a different dome cover for covering the camera of FIGS. 1, 21, 23, 27 and 30.

FIG. 39 is a perspective view of a different dome cover for covering the camera of FIGS. 1, 21, 23, 27 and 30.

FIG. 40 is a perspective view of a different dome cover for covering the camera of FIGS. 1, 21, 23, 27 and 30.

[Explanation of symbols]

 Reference Signs List 1 TV camera 5 Camera holder 5A Projecting protrusion 5D arm 7 Camera body 7B Upper base 8 Drum body 8R Symmetry section 8L Symmetry section 8A Tilt motor 8C Lens body 8D Cover 10 Television camera 15 Upper base 25 Camera holder 20 Television camera 20A Television camera 20B TV camera 30 TV camera 30A TV camera 30B TV camera 33 Wall mounting plate 35 Camera mount 35A Camera mount 35B Camera mount 40 TV camera 51J Side wall 51K Cable entrance 51M Cable 51Q Grommet 51W Grommet fixing nut 63 Flange assembly 63A Flange body 63B Flange cover 63C Cable 63E PCB Assembly 63F Cable Port 63G Circular Seal 63K Terminal 63 Connector 63M socket 65 pipe 80 television camera H horizontal axis V perpendicular axis L lens axis

Claims (35)

[Claims] An image pickup lens and an image pickup element are provided on a hemispherical bottom portion, and the cylindrical main body has a flat upper surface. The cylindrical body has a hemispherical bottom portion. Attachment means for attaching to a predetermined attachment portion is provided, the cylindrical main body has at least a bottom substantially equal to the diameter of the hemispherical bottom, and a first axis is provided along the center axis direction, A third axis along the optical axis of the lens intersects with the first axis, and the lens extends along a second axis substantially at the center of a hemispherical bottom portion orthogonal to the first axis and the third axis. In a television camera whose optical axis is rotatable, the hemispherical bottoms are respectively fixed to a platform provided below the cylindrical main body so as to form a gap therebetween, and constitute a hemispherical bottom outward. Curved surface A pair of symmetrical portions each having an arcuate chord surface facing inward in parallel with each other and having a swing joint at a position corresponding to the second axis of each arcuate chord surface; The entire drum is provided with an end face facing the chord surface on the outside, and each end face is provided with a sign joint for engaging with a swing joint provided on the opposing bow-shaped chord face. A drum body having an image pickup element therein, a drum body provided with a lens along the third axis, and a mounting means such as a ceiling or the like. For structures like walls,
A television camera that rotatably supports a cylindrical body. 2. A cylindrical body having a thickness substantially equal to the thickness of the drum body and disposed between the two symmetrical portions between the cylindrical body and the hemispherical bottom so as to extend below the platform. The television camera according to claim 1, further comprising: a drum cover that has a curved surface that follows the curvature of the outer shape and that is continuous with the cylindrical body and covers an upper portion of the drum body. 3. The platform of the cylindrical body is provided with an electric panning motor, and a slip ring assembly is provided inside a center shaft of the panning motor, and the cylindrical body is centered with the slip ring assembly about the first axis. , The center shaft and the slip ring assembly correspond to the first axis,
The television camera according to claim 1, wherein the panning motor is supported on a platform, and a center shaft of the panning motor is coupled to a camera mount supported on the structure as mounting means for rotating the cylindrical body. . 4. A center shaft of an electric tilt motor corresponding to a second shaft is connected to at least one swing joint of the symmetric portion, and the tilt motor connects a drum body to a second shaft.
The television camera according to claim 1, wherein the television camera is disposed and supported in the symmetric portion for rotating about an axis. 5. Each of the symmetrical portions has a space inside, and includes a side holder forming an arcuate chord surface and a side cover forming a part of a hemispherical bottom portion, and an inner side defined by the side holder and the side cover. A seal is provided between the side holder and the side cover to seal the space, and the drum body is composed of a two-part cover with the inside as the space, and a seal that seals the inner space between each two-part cover. A ring surrounding the swing joint is provided on each of the side holder of the symmetrical portion forming the bowed chord surface and the cover of the drum body facing the side holder, and the swing joint is sealed to the ring. At least one side holder in the pair of symmetrical portions is provided with a cable port for sealing the periphery of the cable, and thus has an image pickup element built-in. Television camera according to claim 1, the interior space and the oscillating joint and the cable outlet of the drum body, characterized in that it is all sealed that. 6. Each symmetrical portion has a space inside, and comprises a side holder forming an arcuate chordal surface and a side cover forming a part of a hemispherical bottom portion, and an inner side defined by the side holder and the side cover. A seal is provided between the side holder and the side cover to seal the space, and the drum body is composed of a two-part cover with the inside as the space, and a seal that seals the inner space between each two-part cover. The platform comprises a main body defining an internal space for accommodating the electric panning motor, and a top cover,
4. The television camera according to claim 3, wherein a seal for sealing an internal space is provided between the main body and the top cover, thereby sealing the internal space for housing the electric panning motor. 7. A disk-shaped camera mount having a diameter substantially equal to the diameter of the cylindrical body for mounting on a ceiling or other horizontal surface, the mounting means comprises a hook, and the disk-shaped camera mount has a notch and a slit. A hook is inserted into the notch and engaged in sliding along a slit to rotate the platform about the first axis, and the platform is symmetric with the tongue supporting each symmetry portion and the tongue. 2. The device according to claim 1, further comprising a locking means for screwing the portion, wherein the cylindrical body is mounted on the disk-shaped camera mount and fixed at the set position about the first axis and / or the second axis. TV camera. 8. An arm for latching and bolting the camera mount to a ceiling or other base supported on a horizontal surface, wherein the camera mount has a group of electrical contacts on a center side thereof facing the slip ring assembly. And the slip ring assembly is provided with conductive layered terminals arranged so as to coincide with the respective terminals of the electric contact group arranged opposite to each other, and the cylindrical main body makes the electric contact group come into contact with the conductive layered terminal. The television camera according to claim 3, wherein the television camera is pivotally supported by the camera mount in a state, and the slip ring assembly and the group of electrical contacts are electrically connected when the cylindrical body rotates with respect to the camera mount. . 9. An arm for latching and bolting the camera mount to a base supported on a ceiling or other horizontal surface, wherein the camera mount has a group of electrical contacts on a center side thereof facing the slip ring assembly. And the slip ring assembly is provided with conductive layered terminals arranged so as to coincide with the respective terminals of the electric contact group arranged opposite to each other, and the cylindrical main body makes the electric contact group come into contact with the conductive layered terminal. In this state, the slip ring assembly and the electrical contacts are electrically connected when the cylindrical body rotates with respect to the camera mount, and the body and the top cover in the platform are
7. The television camera of claim 6, further comprising a ring surrounding an oil seal for sealing a slip ring assembly having a group of electrical contacts and a conductive layered terminal. 10. A flat base for supporting the camera mount on a ceiling or other horizontal surface, an indoor cover for covering the flat base together with the camera mount, and the base is mounted on the ceiling or another horizontal surface. An electric brush for electrically connecting the self-locking hook for supporting and each terminal of the electric contact group of the camera mount is provided, and the electric brush and an electric cable and an electric cable supported on a ceiling or another horizontal surface side are provided. 9. The television camera according to claim 8, wherein the cable and the slip ring assembly are electrically connected by electrically connecting the cable and the slip ring assembly. 11. A concave base for supporting a camera mount on a ceiling made of a drop ceiling, the concave base being attached to a surrounding rim under a ceiling and a notch provided in the drop ceiling, and attaching the drop ceiling to the recess. A set of latches for holding and fixing together with the rim under the ceiling, a self-locking hook, an electric brush for electrically connecting each terminal of an electric contact group of the camera mount, and Electrically connecting the electrical cable to the slip ring assembly by connecting a supported electrical cable; and 9. The television according to claim 8, wherein the television has a ring-shaped cover for covering. Mera. 12. An outdoor base for supporting the camera mount on a ceiling or other horizontal surface, the outdoor base having an outdoor rim having a groove surrounding an oil seal and a ceiling or other horizontal surface. A self-locking hook, an electric brush for electrically connecting to each terminal of an electric contact group of the camera mount, and an electric brush by connecting the electric brush to an electric cable supported on a ceiling or another horizontal surface. A cable grommet seal and a cable port having a lock nut for tightening the cable grommet seal around the cable, the cable cover including a cable grommet seal, and an outdoor cover corresponding to the outdoor base. Two codes on the first rim and on the second rim that match the seal grooves around the outside of the camera mount Comprising a beam, a television camera according to claim 9, in a state of attaching the outdoor cover the outdoor base outdoor base and camera mount and the internal space defined by the outside cover is characterized in that it is sealed. 13. A concave wall mount for mounting the cylindrical body to a vertical structure, wherein a half of the cylindrical body is housed within the vertical structure, the concave wall mount comprising a concave mounting box and a cylindrical body. A notch for accommodating in the mounting box, a wall upper holder, and a semicircular top cover are respectively provided, the wall upper holder is provided with a group of electrical contacts on a bottom surface thereof, and is opposed to the slip ring assembly. A conductive layered terminal arranged so as to coincide with each terminal of the group of electrical contacts, and the cylindrical body is disposed on the upper wall holder in a state where the group of electrical contacts is brought into contact with the group of electrical contacts, The holder is mounted at right angles to the concave wall mount with half of the cylindrical body protruding from the surface of the concave wall mount, and the semicircular top cover is electrically connected to the upper wall holder and the slip ring. The television camera according to claim 3, wherein the connection portion between the point cloud and the conductive layer terminal is covered, and the cylindrical main body is rotatable around the first axis inside the notch portion. 14. A semi-concave wall mount for mounting the cylindrical body to a vertical structure, wherein less than half of the cylindrical body is received within the vertical structure, the semi-concave wall mount comprising a concave mounting box; It has a cutout for accommodating a part of the cylindrical body in the mounting box, an upper wall holder, and a long semicircular top cover, and the upper wall holder has an electrical contact group on the bottom. Wherein the slip ring assembly is provided with conductive layered terminals arranged to coincide with respective terminals of the electrical contact group disposed oppositely, and the cylindrical body faces the electrical contact group to the conductive layered terminal. The upper holder is attached to the semi-concave wall mount at a right angle with at least half of the cylindrical body projecting from the surface of the wall mount, and the upper holder is partly elongated. Semicircle top The cover covers the connection between the slip ring and the conductive layered terminal and the upper wall holder, and the cylindrical body does not disturb the shooting by the lens,
The television camera according to claim 3, wherein the television camera rotates 180 ° about the first axis. 15. A wall mount for mounting the cylindrical body to a vertical structure, the wall mount being a center bisecting the cylindrical body with a cutout from its outer surface to prevent interference with the lens imaging area. An overhang protruding to the line, a wall upper holder, and a long semicircular top cover, wherein the wall upper holder is provided with a group of electrical contacts on a bottom surface thereof and is opposed to the slip ring assembly. A conductive layered terminal arranged to match each terminal of the electrical contact group is provided, and the cylindrical main body is arranged on the upper wall holder in a state in which the electrical contact group is in opposing contact with the conductive layered terminal, The upper holder is mounted at a right angle to the wall mount with the half of the cylindrical body protruding from the overhang, and the long semicircular top cover is connected to the connection between the slip ring and the conductive layer terminal and on the wall. The television camera according to claim 3, wherein the cylindrical body is rotatable about the first axis inside the overhang without interrupting photographing by the lens. 5. 16. A vertical wall mount for mounting the cylindrical body to a vertical structure, wherein one half of the cylindrical body is received within the vertical structure, the concave wall mount comprising a concave mounting box and a cylindrical body. Notch to fit in concave mounting box, upper wall mount for mounting disc-shaped camera mount perpendicular to concave wall mount with half of cylindrical body protruding from the surface of concave wall mount, upper wall The television camera according to claim 7, further comprising a semi-circular top cover for covering the mount, wherein the cylindrical body is rotatable about the first axis inside the notch. 17. A semi-concave wall mount for mounting the cylindrical body to a vertical structure, wherein less than half of the cylindrical body is received within the vertical structure, the semi-concave wall mount comprising a concave mounting box; A notch for accommodating a part of the cylindrical body in the concave mounting box, and a disc-shaped camera mount is mounted at right angles to the semi-concave wall mount with more than half of the cylindrical body protruding from the surface of the concave wall mount. And a partially long semicircular top cover for covering the upper wall mount, and the cylindrical body can rotate around the first axis without disturbing the shooting by the lens. The television camera according to claim 8, wherein: 18. A wall mount for mounting the cylindrical body to a vertical structure, the wall mount being a center for bisecting the cylindrical body with a cutout from its outer surface so as not to interfere with the lens imaging area. An overhang that protrudes to the line, an upper mount for mounting the disc-shaped camera mount at right angles to the wall mount with half of the cylindrical body protruding from the overhang, and a long semicircle to cover the upper mount 8. The television camera according to claim 7, further comprising a top cover, wherein the cylindrical body is rotatable by 180 degrees about the first axis inside the overhang without disturbing photographing by the lens. 19. A bell or whole acorn-shaped cup-shaped cover for attaching the cylindrical body to the sealed pipe, a nut for fixing the cup-shaped cover to the sealed pipe around the first shaft, and a seal. It has a sealed flange for mounting the pipe under the ceiling or other horizontal structure, a pendant base that attaches to a cup-shaped cover, and a camera mount with a pendant bottom cover, where the pendant base has an outer rim. A seal disposed around the outer rim to seal around the cup-shaped cover, an inner rim with a groove surrounding the seal to seal the inside of the pendant base, and a self-locking hook. , A stud, an electric brush for electrically connecting each terminal of the electric contact group, and a pie with the electric brush and a seal. The pendant bottom cover includes a first rim corresponding to the outer rim and a camera mount, and an electric terminal for making an electrical connection with the slip ring assembly. An inner space defined between the pendant base and the camera mount when the pendant bottom cover is attached to the pendant base, the seal including an enclosing seal groove and a second rim corresponding to the second rim. The television camera according to claim 9, wherein: 20. The pipe is bent in an L-shape, the flange is used to attach the pipe to a wall or a vertical structure, or the pipe is bent in a U-shape, and the flange is connected to the upper end of a pillar or a horizontal surface or 2. The method according to claim 1, wherein the first structure is used to be mounted on an upper end of a horizontal structure.
A television camera according to claim 9. 21. A bell or whole acorn-shaped cup-shaped cover for attaching the cylindrical body to the pipe, a nut for fixing the cup-shaped cover to the pipe about the first axis, a pipe or other ceiling. A camera mount with a flange for mounting below the horizontal structure, a pendant base attached to the cup-shaped cover, and a pendant bottom cover, the pendant base being
An outer rim corresponding to the bottom rim provided on the cup-shaped cover, a self-locking hook, a stud, an electric brush for electrically connecting each terminal of the electric contact group, and the electric brush and the inside of the pipe. 9. The pendant base cover according to claim 8, comprising an electric cable wired from a wall or a horizontal structure side and an electric terminal for making an electric connection with the slip ring assembly, wherein the pendant bottom cover covers the pendant base. TV camera. 22. The pipe is bent in an L-shape, the flange is used to attach the pipe to a wall or a vertical structure, or the pipe is bent in a U-shape, and the flange is connected to the upper end of a pillar or a horizontal surface or 3. The method as claimed in claim 2, which is used for mounting on an upper end of a horizontal structure.
2. The television camera according to 1. 23. A bell or an entire acorn-shaped cup-shaped cover for attaching the cylindrical body to the sealed pipe, a nut for fixing the cup-shaped cover to the sealed pipe around the first shaft, and a seal. A camera mount consisting of a sealed flange for mounting the pipe under the ceiling or other horizontal structure, the platform is mounted on the cup-shaped cover and seals around the outer rim and the cup-shaped cover Each symmetrical portion is provided with a seal between the side cover and the rim of the side holder to seal the internal space defined by the side holder and the side cover. The drum body consists of a two-part cover with the interior as the space, and the inner space is sealed between the rims of the two-part covers. A ring surrounding the swing joint is provided on each of the side holder of the symmetrical portion forming the bowed chord surface and the cover of the drum body opposed thereto, and the swing joint is provided on the ring. An oil seal is provided for sealing, and an electric cable is provided from the inside of the sealed pipe to the sealed symmetrical portion and the drum body through a sealed cable passage. TV camera. 24. The pipe is bent into an L shape, the flange is used to attach the pipe to a wall or other vertical structure, or the pipe is bent into a U shape, and the flange connects the pipe to the top of a pillar or 24. The television camera according to claim 23, which is used for mounting on a horizontal surface or an upper end of a horizontal structure. 25. A bell-shaped or acorn-shaped cup-shaped cover for attaching the cylindrical body to the pipe, a nut for fixing the cup-shaped cover to the pipe about the first axis, a ceiling or other pipe. A flange for mounting under the horizontal structure, the platform is mounted on the cup-shaped cover, and has an outer rim corresponding to the bottom rim provided on the cup-shaped cover, and the inside of the pipe from the wall or horizontal structure side. The television camera according to claim 1, wherein the wired electric cable is wired into the cylindrical main body to supply electricity. 26. The pipe is bent in an L-shape, the flange is used to attach the pipe to a wall or other vertical structure, or the pipe is bent in a U-shape and the flange connects the pipe to the top of a pillar or 26. The television camera according to claim 25, wherein the television camera is used to be mounted on an upper end of a horizontal surface or a horizontal structure. 27. For mounting on a ceiling or other horizontal surface, a disk-shaped camera mount having a diameter substantially equal to the diameter of the cylindrical body is provided, the mounting means comprises a hook, and the disk-shaped camera mount has a notch and a slit. A hook is inserted into the notch and engaged in sliding along a slit to rotate the platform about the first axis, and the platform is symmetric with the tongue supporting each symmetry portion and the tongue. Locking means for screwing the portion, and further comprising locking means for fixing the cylindrical body to the disc-shaped camera mount and fixing the cylindrical body at the set position about the first axis and / or the second axis. The television camera according to claim 5, wherein 28. A circular mounting cover having a diameter substantially equal to the diameter of the cylindrical body for mounting the cylindrical body to the sealed pipe, and a nut for securing the mounting cover to the pipe about the first axis. A sealed flange for mounting the pipe under the ceiling or other horizontal structure, a surrounding rim for sealing around the disc-shaped camera mount, and studs for attaching the disc-shaped camera mount to the mounting cover. 28. The television camera according to claim 27, wherein an electric cable provided in the pipe and wired from a wall or a horizontal structure side is wired into the cylindrical main body to supply electricity. 29. The pipe is bent in an L-shape, the flange is used to attach the pipe to a wall or other vertical structure, or the pipe is bent in a U-shape and the flange connects the pipe to the top of a pillar or 29. The television camera according to claim 28, which is used for mounting on a horizontal surface or an upper end of a horizontal structure. 30. A circular mounting cover having a diameter substantially equal to the diameter of the cylindrical body for mounting the cylindrical body to the pipe; and a nut for securing the mounting cover to the pipe about the first axis. Equipped with a flange for mounting the pipe under the ceiling or other horizontal structure, and a stud for mounting the disc-shaped camera mount to the mounting cover, the electric cable routed from the wall or horizontal structure side in the pipe is The television camera according to claim 7, wherein the television camera is wired into the cylindrical body to supply electricity. 31. The pipe is bent L-shaped, the flange is used to attach the pipe to a wall or other vertical structure, or the pipe is bent U-shaped, and the flange connects the pipe to the top of a pillar or 31. The television camera according to claim 30, wherein the television camera is used to be attached to an upper end of a horizontal surface or a horizontal structure. 32. At least a hemispherical bottom portion is covered with a transparent, colored or translucent hemispherical outdoor cover on the outside, and the center of the outdoor cover corresponds to the hemispherical bottom portion. The television camera according to claim 10 or 11, wherein 33. At least a hemispherical bottom portion is surrounded by a cover with a ring having a transparent, colored or translucent hemispherical portion and a ring-shaped portion provided on the outer edge thereof, and a center of the ring-shaped cover. 12. The television camera according to claim 11, wherein the bottom corresponds to the hemispherical bottom and the center thereof. 34. A pendant bottom cover attached to the cup-shaped cover, wherein the transparent cover covers the outside of the hemispherical bottom.
22. The television camera according to claim 19, wherein the TV camera is formed of a colored or translucent hemisphere, and the center of the pendant bottom cover corresponds to the center of the hemispheric bottom. 35. A dome-shaped cover made of a transparent, colored or translucent hemisphere enclosing the outside of the hemispherical bottom is attached to the rim of the platform, and the center of the dome-shaped cover is connected to the hemispherical bottom. 26. The television camera according to claim 23, wherein the centers correspond to each other.