JP2003008954A - Dome type surveillance camera device - Google Patents

Abstract

(57) [Problem] To prevent all infrared light reflected by cover (6) and incident on camera (3) without attenuating infrared light projected in front of a dome type monitoring camera device. A dome-type surveillance camera device is provided. SOLUTION: A dome-shaped cover 6 is provided which includes an infrared light projecting means 2 for projecting infrared light and a camera 3 for imaging an irradiation range of the infrared light, and covers the infrared light projecting means 2 and the camera 3.
In a dome-type surveillance camera device in which the cover 6 is detachably attached to a base 1 fixed to a ceiling, a wall, or the like,
Is composed of a housing 6a having an opening at a portion covering the infrared light projecting means 2 and a portion covering the camera 3, and a translucent plate 6b attached to the opening. The shielding plate 7 is provided upright inside the housing 6a. The infrared light projecting means 2 and the camera 3 are partitioned. Alternatively, the shielding plate 10 is inserted into a slit 6 b 1 having a predetermined length formed in the cover 9 to partition the infrared light projecting means 2 from the camera 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dome which is fixed to a ceiling, a wall or the like, and which has an infrared projection means for projecting infrared light and a camera for imaging the irradiation range of the infrared light covered with a dome-shaped cover. TECHNICAL FIELD The present invention relates to a type surveillance camera device, and more particularly to a structure for preventing infrared light projected from an infrared projection means and reflected by a cover from entering a camera.

[0002]

2. Description of the Related Art A conventional dome type surveillance camera device is fixed to a ceiling or a wall, for example, as shown in the longitudinal sectional view of FIG. A camera 3 for picking up an image of the surveillance area is installed in a dome-shaped cover 12 that is detachably attached to a base 11, and infrared light is emitted to the surveillance area so that the image can be monitored even in a dark surveillance area such as at night. Infrared light projecting means 2 including an infrared LED for projecting light is provided in the dome-shaped cover 12 adjacent to the camera 3. The dome-shaped cover 12 is a dome-shaped light-transmitting body that is fitted into the base 11 and is detachably attached, and a dome-shaped cover 12a that is fitted into the housing 12a and that transmits infrared light. It is composed of a plate 12b and protects the camera 3 from external obstacles. Further, the dome-shaped cover 12 is composed of a dome-shaped housing having an opening for a portion covering the infrared light projecting means 2 and a portion for covering the camera 3, and a translucent plate attached to the opening of the housing. Is also known. The infrared light projected from the infrared light projecting means 2 covered with such a dome-shaped cover 12 is reflected by the dome-shaped cover 12 and diffusely reflected,
Infrared light projecting means 2 Substrate 4 on which camera 3 is mounted adjacently
Internal parts such as are also irradiated. Also, camera 3
There is a gap between the lens portion 13a and the dome-shaped cover 12, and the infrared light reflected by the dome-shaped cover 12 enters the camera 3 and, for example, the internal parts illuminated by the infrared light are dome-shaped. The image is adversely affected by reflection on the cover 12 and reflection on the camera 3. The lens unit 1 of the camera 3 is provided to block infrared light that enters the camera 3.
A lens hood 13b that blocks infrared light is attached to 3a, and in order to reduce the intensity of the infrared light and reduce the infrared light entering the camera 3, a smoke filter 14 having a dense smoke smoke is applied to the dome-shaped cover. 12
The infrared light projecting means 2 is provided on the inner side of the infrared light projecting means 2 and covers the infrared light projecting means 2 by the smoke filter 14 having a high density.
Infrared light emitted from is attenuated. The dense smoke filter 14 also has a function of hiding internal parts and internal structure from the outside of the dome-shaped cover 12.

[0003]

However, the infrared light reflected by the dome-shaped cover 12 includes the infrared light reflected by the inner surface of the dome-shaped cover 12 and the infrared light reflected by the outer surface of the dome-shaped cover 12. Therefore, the lens hood 13b attached to the lens portion 13a of the camera 3 of the conventional dome-type surveillance camera device does not have a pan / tilt mechanism for changing the image pickup direction of the camera 3 when the device does not have a pan / tilt mechanism. By bringing 13b into contact with the inner surface of the dome-shaped cover 12 via a packing, the infrared light reflected by the inner surface of the dome-shaped cover 12 can be blocked, but the infrared light reflected by the outer surface of the dome-shaped cover 12 can be blocked. You cannot block the light. In addition, the device has a camera 3
In the case of having a mechanism for changing the imaging direction of, the substrate 4 on which the infrared light projecting means 2 and the camera 3 are mounted adjacent to each other by, for example, a support tool 5 fixed to a base 11 fixed to a ceiling or a wall. In the case where the lens hood 13b is rotatably supported up and down, there is a gap between the lens hood 13b and the dome-shaped cover 12, and in any case, it is reflected by the dome-shaped cover 12 and enters the camera 3. There is a problem that infrared light cannot be completely blocked. Further, when the infrared light projecting means 2 is configured to be covered with the smoke-treated dark smoke filter 14, the infrared light reflected by the dome-shaped cover 12 and incident on the camera 3 is reduced, and the dome-shaped surveillance camera device is also provided. There was a problem that the infrared light projected in front of was also attenuated.

Therefore, in the present invention, in order to solve the above problems, the infrared light projected in front of the dome type surveillance camera device is not attenuated but is reflected by the inner surface or the outer surface of the dome type cover. It is an object of the present invention to provide a dome type surveillance camera device capable of blocking all infrared light that is made incident on the camera.

[0005]

In order to achieve the above object, an infrared light projecting means for projecting infrared light and a camera for imaging an irradiation range of the infrared light projected by the infrared light projecting means are provided. In a dome-type surveillance camera device, which is detachably attached to a base fixed to a ceiling or a wall, the dome-shaped cover including the infrared light projecting means and the camera, An inner surface of the cover, which is composed of a housing having an opening for a portion covering the means and a portion for covering the camera, and a translucent plate attached to the opening, and which is projected from the infrared projection means covered with the cover. Alternatively, it has a shielding plate that shields infrared light reflected on the outer surface and incident on the camera, and the shielding plate is a boundary between a portion of the housing that covers the infrared light projecting means and a portion that covers the camera. Stand inside Are, and to partition the between said infrared light emitting means camera.

Further, the translucent plate is formed with a slit having a predetermined length for inserting the shield plate at a boundary between a portion covering the infrared light projecting means and a portion covering the camera. The infrared light projecting means and the camera are partitioned by being inserted into the slit.

Alternatively, the translucent plate is divided into a portion covering the infrared light projecting means and a portion covering the camera.

Further, the transparent plate is attached to the opening from the inside of the casing.

The outer surface of the translucent plate is inside the outer surface of the peripheral portion of the opening.

The transparent plate is a smoke filter.

Further, on the surface of the translucent plate, a portion that covers the infrared light projecting means has fine irregularities, and a portion that covers the camera is a mirror surface.

Further, the inner surface of the portion of the translucent plate that covers the infrared light projecting means is finely uneven.

The shield plate is formed integrally with the housing.

The shielding plate is formed by bending the base side toward the camera side.

Further, it is provided with an infrared light projecting means for projecting infrared light and a camera for imaging the irradiation range of the infrared light projected by the infrared light projecting means, and covers the infrared light projecting means and the camera. In a dome type surveillance camera device in which a dome type cover is detachably attached to a base fixed to a ceiling or a wall, an inner surface or an outer surface of the cover projected from the infrared light projecting means covered with the cover. A cover plate for blocking infrared light reflected by the camera and incident on the camera, and the cover is inserted into the boundary between a portion covering the infrared light projecting means and a portion covering the camera. The slit having the length of 1 is formed, and the shielding plate is inserted into the slit so as to partition between the infrared light projecting means and the camera.

The cover is a smoke filter.

Further, on the surface of the cover, a portion that covers the infrared light projecting means has fine irregularities, and a portion that covers the camera is a mirror surface.

Further, the inner surface of the portion of the cover which covers the infrared ray projecting means is finely uneven.

The shield plate is formed by bending the base side toward the camera side.

Further, the shielding plates are provided on all sides of the camera.

Further, a board for mounting the infrared projection means and the camera by adjoining the infrared projection means to the left and right of the camera, and a board fixed to the base and rotatable up and down. The shield plate has an arc shape along the locus of the upper and lower ends of the substrate due to the rotational movement of the substrate.

The infrared projection means and the camera are mounted adjacently to each other, and the support is fixed to the base to support the board. The shield plate is inserted through the infrared projection means. The infrared projection means is inserted into the hole or the notch, and the shielding plate covers the substrate.

Further, the shielding plate has a matte black color.

[0024]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a dome type surveillance camera device according to the present invention will be described below with reference to the drawings. Figure 1
FIG. 2 is an exploded perspective view showing a main part configuration of an embodiment of a dome type surveillance camera device according to the present invention, and FIG. 2 is a main part partly showing an appearance of an embodiment of the dome type surveillance camera device according to the present invention. FIG. As shown in FIGS. 1 and 2, 1 is a base fixed to a ceiling, a wall, or the like, 2 is an infrared light projecting unit including an infrared LED that projects infrared light, and 3 is a camera that captures an image of a monitoring area. 4 is an infrared light projecting means 2
A plurality of infrared light projecting means 2 are mounted on the left and right sides of the camera 3 adjacent to each other on a board on which a substrate 3 and a camera 3 are mounted. It is fixed to. Then, by irradiating the monitoring area with the infrared light from the infrared projecting means 2 and by imaging the irradiation range of the infrared light projected by the infrared projecting means 2 with the camera 3, the camera 3 can be used even in a dark monitoring area such as at night. The captured image can be monitored by a monitor or the like (not shown).

Reference numeral 6 comprises a dome-shaped casing 6a which is fitted into the base 1 and is detachably mounted, and a translucent plate 6b which transmits infrared light. The infrared projecting means 2 and the camera 3 are covered with the camera. Is a dome-shaped cover that protects the infrared ray projector 3 and the infrared ray projector 2 and the like from external obstacles, and the casing 6a has an infrared ray irradiation window 6a1 and an image pickup portion on the portion that covers the infrared ray projector 2 and the portion that covers the camera 3. The window 6a2 is opened, and two shield plates 7 for shielding infrared light are erected on the inner side surface of the boundary between the portion that covers the infrared light projecting means 2 and the portion that covers the camera 3 and integrated with the housing 6a. The transparent plate 6b is formed into a shape that fits the curved surface of the housing 6a by injection molding using a transparent or semi-transparent hard synthetic resin material. There is. In addition, the translucent plate 6b has two thin strips of a predetermined length which are inserted through the shielding plate 7 formed integrally with the housing 6a at the boundary between the portion covering the infrared light projecting means 2 and the portion covering the camera 3. The holes 6b1 are formed in parallel. The dome-shaped cover 6 is provided with the transparent plate 6b.
The shield plate 7 formed integrally with the housing 6a is inserted into the two fine holes 6b1 formed in the housing 6a, and the translucent plate 6b is attached to the opening of the housing 6a from the inside. 2 is fitted to the base 1 and is detachably attached, and as shown in FIG. 2, a dome-shaped cover 6 including a housing 6a and a translucent plate 6b.
Covers the infrared light projecting means 2 and the camera 3, and the housing 6
A shield plate 7 formed integrally with a is arranged so as to partition between the camera 3 and the infrared light projecting means 2 adjacent to the left and right of the camera 3.

As described above, the shield plate 7 is inserted into the pores 6b1 formed in the light transmitting plate 6b to partition the infrared light projecting means 2 and the camera 3 from the outside of the light transmitting plate 6b. The infrared light projected from the infrared light projecting means 2 covered with the mold cover 6 and reflected by the inner surface or the outer surface of the dome cover 6 can be completely blocked, and the infrared light can be projected in front of the dome monitor camera device. It is possible to prevent the infrared light from entering the camera 3 without attenuating the infrared light that is emitted.

In the above-described embodiment, two shield plates 7 are provided so as to face each other so as to separate the camera 3 from the infrared light projecting means 2 adjacent to the left and right of the camera 3. The infrared light is provided so as to surround the camera 3 on four sides so as to block the infrared light, thereby preventing the infrared light diffusely reflected in the dome-shaped cover 6 from entering the camera 3 around the shield plate 7. be able to. Further, the pores 6b1 formed in the translucent plate 6b may be slits by cutting, and the translucent plate 6b may be divided into a part covering the infrared light projecting means 2 and a part covering the camera 3. Then, the shielding plate 7 is bent toward the camera 3 by bending the substrate 4 side on which the infrared light projecting means 2 and the camera 3 are mounted, that is, the base 1 side toward the camera 3, so that the infrared light that is diffusely reflected is incident on the camera 3. Can be prevented. Further, in order to prevent the infrared light that is diffusedly reflected from entering the camera 3, the substrate 4 side of the shield plate 7, that is, the base 1 side is rotated by the substrate 4 rotatably supported. The shape may be an arc along the loci of the upper and lower ends. Further, by making the outer surface of the transparent plate 6b inside the outer surface of the peripheral portion of the opening of the housing 6a, scratches and the like on the portion of the transparent plate 6b that covers the camera 3 are protected.

In addition, in the above-described embodiment, the dome-shaped cover 6 prevents the camera 3 and the infrared light projecting means 2 from being exposed to external obstacles by forming the light-transmitting plate 6b into a smoke filter having a low density. The internal parts and the internal structure can be concealed from the outside of the dome-shaped cover 6 while protecting the dome-shaped surveillance camera device from being protected from objects and the like and not attenuating the infrared light projected in front of the dome-shaped surveillance camera device more than necessary. In addition, the surface of the portion of the translucent plate 6b that covers the camera 3 is made a mirror surface, and the surface of the portion that covers the infrared light projecting means 2 is textured to make fine irregularities (shown by diagonal lines). It is possible to prevent the means 2 from being seen from the outside. This embossing process is performed by the infrared projection means 2 of the transparent plate 6b.
Infrared light projecting means 2 by applying to the inner surface of the portion that covers the
The infrared light projected from the diffused reflection is reflected on the inner surface of the translucent plate 6b, but the infrared light incident on the camera 3 is blocked by the shield plate 7 formed integrally with the housing 6a, which adversely affects the image. Never give.

Next, another embodiment of the dome type surveillance camera device according to the present invention will be described with reference to the drawings. FIG. 3 is an exploded perspective view showing a main part configuration of another embodiment of the dome type surveillance camera device according to the present invention, and FIG. 4 is a longitudinal sectional view of a main part of another embodiment of the dome type surveillance camera device according to the present invention. Is. The main difference between the embodiment shown in FIGS. 1 and 2 and the other embodiments shown in FIGS. 3 and 4 lies in the shapes of the housing, the transparent plate, and the shielding plate that form the dome-shaped cover. is there. Another embodiment of the dome type surveillance camera device according to the present invention is, as shown in FIGS. 3 and 4, 8 a base fixed to a ceiling or a wall, and 2 an infrared LED for projecting infrared light. Infrared light projecting means 3, 3 is a camera for picking up an image of the surveillance area, 4 is a substrate on which the infrared light projecting means 2 and the camera 3 are mounted, and a plurality of infrared light projecting means 2 are mounted adjacent to the left and right of the camera 3. Reference numeral 5 denotes a supporting member that supports the substrate 4 so as to be vertically rotatable, and is fixed to the base 8. And
By irradiating the monitoring area with the infrared light from the infrared light projecting means 2 and by imaging the irradiation range of the infrared light projected by the infrared light projecting means 2 with the camera 3, the camera 3 images even in a dark monitoring area such as at night. The image can be monitored by a monitor (not shown).

Reference numeral 9 comprises a cylindrical casing 9a which is fitted to the base 8 and is detachably attached, and a hemispherical dome-shaped translucent plate 9b which transmits infrared light. 3 is a dome-shaped cover that covers the camera 3 and the infrared ray projector 2 and the like from external obstacles,
Reference numeral 10 is a shielding plate that blocks infrared light. Translucent plate 9b
Is formed as a hemisphere that is fitted and attached to the cylindrical casing 9a by performing injection molding using a transparent or semitransparent hard synthetic resin material. Further, the translucent plate 9b is provided with two narrow holes 9b1 of a predetermined length in which two shield plates 10 are respectively inserted at the boundary between the part covering the infrared light projecting means 2 and the part covering the camera 3. Is formed in. The shielding plate 10 is made of, for example, a matte black non-transparent hard synthetic resin or soft rubber, and has a hemispherical light-transmitting shape as shown in the partial enlarged cross-sectional views of FIGS. It is attached to the plate 9b. Figure 5 (a) shows
Soft rubber shield plate 10 with protrusions 10a formed on the left and right
5B is an example in which the semi-spherical translucent plate 9b is pushed into and inserted into the pores 9b1. FIG. 5B shows a hemispherical translucent plate which is made of a hard synthetic resin shield plate 10 having claws 10b formed on the left and right. 9b pore 9b
5 (c) is an example in which the shield plate 10 shown in FIG. 5 (b) is provided with cutouts 10c in front of and behind the hemispherical light-transmitting plate 9b. It is an example of wearing. Then, the shielding plate 10 is inserted into each of the two pores 9b1 formed in the hemispherical light-transmitting plate 9b fitted and attached to the cylindrical casing 9a, and the shielding plate 10 of the cylindrical casing 9a is inserted. As shown in FIG. 4, the end portion is fitted into the base 8 and is detachably attached, so that the cylindrical casing 9a and the hemispherical light-transmitting plate 9 are provided.
The dome-shaped cover 9 made of b covers the infrared light projecting means 2 and the camera 3, and the two shield plates 10 inserted into the hemispherical light-transmitting plate 9b adjoin the left and right sides of the camera 3. It is arranged so as to partition the light means 2 and the camera 3.

In this way, by inserting the shielding plate 10 into the pores 9b1 formed in the light transmitting plate 9b and partitioning the infrared light projecting means 2 and the camera 3 from the outside of the light transmitting plate 10,
The infrared light projected from the infrared light projecting means 2 covered with the dome-shaped cover 9 and reflected by the inner surface or the outer surface of the dome-shaped cover 9 can be completely blocked, and the infrared light can be provided in front of the dome-shaped surveillance camera device. It is possible to prevent the infrared light from entering the camera 3 without attenuating the projected infrared light.

In the other embodiment described above, the dome-shaped cover 9 is provided with the cylindrical housing 9a and the hemispherical dome-shaped light-transmitting plate 9.
However, instead of using the cylindrical casing 9a, the end portion of the hemispherical light-transmitting plate 9b may be fitted to the base 8 to be detachably attached.

In addition, in the other embodiments described above, the shield plate 1
Two 0s are provided so as to face each other so as to partition between the camera 3 and the infrared light projecting means 2 adjacent to the left and right of the camera 3.
As shown in FIG. 6 in which the light-transmitting plate 9b is omitted, shield plates 10 are provided on four sides of the camera 3 so as to surround the camera 3 to block infrared light, thereby causing irregular reflection in the dome-shaped cover 9. Infrared light enters the shielding plate 10 and the camera 3
Can be prevented. Further, the pores 9b1 formed in the translucent plate 9b may be slits by cutting, and as shown in FIG. 7, the shielding plate 10 is the substrate 4 side on which the infrared light projecting means 2 and the camera 3 are mounted, that is, the base 1 side. By bending the lens toward the side of the camera 3 and bringing it closer to the camera 3, it is possible to prevent infrared light that is diffused and reflected from entering the camera 3. Further, in order to prevent the infrared light that is diffusedly reflected from entering the camera 3, the substrate 4 side of the shielding plate 10, that is, the base 1 side is rotated by the substrate 4 rotatably supported. The shape may be an arc along the loci of the upper and lower ends.

In addition, in the above-described other embodiment, the dome-shaped cover 9 is provided with an external light source such as the camera 3 and the infrared light projecting means 2 by using the light-transmitting plate 9b as a smoked smoke filter having a low density. The dome-shaped cover 9 protects the dome-shaped surveillance camera device from obstacles and the like, without attenuating the infrared light projected in front of the dome-shaped surveillance camera device more than necessary.
The internal parts and the internal structure can be hidden from the outside. Further, the surface of the translucent plate 9b that covers the camera 3 is made to be a mirror surface, and the surface of the portion that covers the infrared light projecting means 2 is textured to make fine irregularities (indicated by diagonal lines). It is possible to prevent the means 2 from being seen from the outside. By performing this embossing process on the inner surface of the portion of the light transmitting plate 9b that covers the infrared light projecting means 2, the infrared light projected from the infrared light projecting means 2 is diffusely reflected on the inner surface of the light transmissive plate 9b. Since the infrared light incident on the camera 3 is blocked by the shield plate 10 inserted into the slit 9b1 formed on the plate 9b, it does not adversely affect the image.

As shown in FIG. 8 in which the light-transmitting plate 9b is omitted, the shield plate 10 is shaped to cover the substrate 4, and the infrared light projecting means 2 is inserted into a hole or notch formed in the shield plate 10. By providing the shielding plate 10 with a matte black color, the substrate can be hidden from the outside of the dome-shaped cover 9 even if the transparent plate 9b is transparent.

[0036]

As described above, according to the dome type surveillance camera device of the present invention as described above, the shielding plate is inserted into the aperture formed in the light transmitting plate, and the infrared light projecting means is provided from the outside of the light transmitting plate. The partition between the camera and the camera does not attenuate the infrared light projected in front of the dome type surveillance camera device, but is projected from the infrared projecting means covered with the dome type cover, and the dome type cover is provided. It is possible to block all infrared light that is reflected by the inner or outer surface of the and enters the camera.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a main configuration of an embodiment of a dome type surveillance camera device according to the present invention.

FIG. 2 is a longitudinal cross-sectional view of a main part showing a part of the appearance of an embodiment of a dome-type surveillance camera device according to the present invention.

FIG. 3 is an exploded perspective view showing a main part configuration of another embodiment of the dome-type surveillance camera device according to the present invention.

FIG. 4 is a longitudinal sectional view of a main part of another embodiment of the dome type surveillance camera device according to the present invention.

FIG. 5 is a partially enlarged cross-sectional view of a hemispherical light-transmitting plate of another embodiment of the dome-type surveillance camera device according to the present invention, in which a shielding plate is inserted, and (a) is a soft rubber shielding plate. Is attached to the light-transmitting plate, (b) is an example in which a hard synthetic resin shielding plate is attached to the light-transmitting plate, and (c) is another example of the example shown in (b). It is a figure.

FIG. 6 is a perspective view of a dome-type surveillance camera device for explaining a shielding plate.

FIG. 7 is a longitudinal sectional view of a main part of a dome-type surveillance camera device for explaining a shielding plate.

FIG. 8 is a perspective view of a dome-type surveillance camera device for explaining a shield plate.

FIG. 9 is a vertical cross-sectional view showing a main part configuration of a conventional dome type surveillance camera device.

[Explanation of symbols]

1 base 2 Infrared light projection means 3 cameras 4 substrates 5 Supports 6 cover 6a housing 6a1 infrared irradiation window 6a2 Imaging window 6b translucent plate 6b1 pore 7 Shield 8 base 9 cover 9a housing 9b translucent plate 9b1 pore 10 Shield 10a protrusion 10b nail 10c cutout 11 base 12 covers 12a housing 12b translucent plate 13a lens part 13b lens hood 14 smoke filter

Claims (19)

[Claims] 1. Infrared light projecting means for projecting infrared light,
A camera for imaging an irradiation range of infrared light projected by the infrared light projecting means, and a dome-shaped cover for covering the infrared light projecting means and the camera on a base fixed to a ceiling or a wall. In the dome-type surveillance camera device that is detachably attached, the cover has a housing that opens at a portion that covers the infrared light projecting means and a portion that covers the camera,
A shield configured to include a translucent plate mounted in the opening, which blocks infrared light projected from the infrared projection means covered with the cover, reflected by an inner surface or an outer surface of the cover, and incident on the camera. A plate, and the shielding plate is erected inside a boundary between a portion of the casing that covers the infrared light projecting means and a portion of the housing that covers the camera, and connects the infrared light projecting means and the camera to each other. A dome type surveillance camera device characterized by being partitioned. 2. A slit of a predetermined length is formed in the transparent plate at a boundary between a portion covering the infrared light projecting means and a portion covering the camera, the slit having a predetermined length. 2. The dome type surveillance camera device according to claim 1, wherein the dome type surveillance camera device is configured to be inserted into the slit so as to partition between the infrared light projecting means and the camera. 3. The dome-type surveillance camera device according to claim 1, wherein the translucent plate is divided into a portion that covers the infrared light projecting means and a portion that covers the camera. 4. The dome type surveillance camera device according to claim 1, wherein the transparent plate is attached to the opening from the inside of the housing. 5. The dome-type surveillance camera device according to claim 1, wherein an outer surface of the transparent plate is inside an outer surface of a peripheral portion of the opening. 6. The dome-type surveillance camera device according to claim 1, wherein the transparent plate is a smoke filter. 7. The surface of the translucent plate has a fine concavo-convex portion for covering the infrared light projecting means, and a mirror surface for the portion covering the camera. Dome type surveillance camera device. 8. The dome-type surveillance camera device according to claim 7, wherein an inner surface of a portion of the translucent plate which covers the infrared light projecting means has fine irregularities. 9. The dome type surveillance camera device according to claim 1, wherein the shield plate is formed integrally with the housing. 10. The shielding plate is formed by bending the base side toward the camera side.
Alternatively, the dome-type surveillance camera device according to claim 9. 11. An infrared light projecting means for projecting infrared light, and a camera for imaging an irradiation range of the infrared light projected by the infrared light projecting means, and covering the infrared light projecting means and the camera. In a dome type surveillance camera device in which a dome type cover is detachably attached to a base fixed to a ceiling or a wall, an inner surface or an outer surface of the cover projected from the infrared light projecting means covered with the cover. A cover plate for blocking infrared light reflected by the camera and incident on the camera, and the cover is inserted into the boundary between a portion covering the infrared light projecting means and a portion covering the camera. A dome-shaped surveillance camera device, characterized in that a slit having a length of 5 mm is formed, and the shielding plate is inserted into the slit to partition the infrared light projecting means from the camera. . 12. The dome-type surveillance camera device according to claim 11, wherein the cover is a smoke filter. 13. The dome according to claim 11, wherein a portion of the surface of the cover, which covers the infrared light projecting means, has fine irregularities, and a portion of the cover, which covers the camera, is a mirror surface. Type surveillance camera device. 14. The dome-type surveillance camera device according to claim 13, wherein an inner surface of a portion of the cover which covers the infrared light projecting means has fine irregularities. 15. The dome type surveillance camera device according to claim 11, wherein the shielding plate is formed by bending the base side toward the camera side. 16. The dome-type surveillance camera device according to claim 1, wherein the shield plate is provided on four sides of the camera. 17. A board for mounting a plurality of said infrared projection means and said camera with said infrared projection means being adjacent to the left and right of said camera, and fixed to said base so that said board is rotatable up and down. 12. A supporting tool for supporting the shielding plate, wherein the shielding plate has an arc shape on the base side along a locus of upper and lower ends of the substrate due to rotational movement of the substrate. Dome type surveillance camera device. 18. A substrate for mounting the infrared light projecting means and the camera adjacent to each other, and a support member fixed to the base for supporting the substrate, wherein the shielding plate inserts the infrared light projecting means. 12. The dome-type surveillance camera device according to claim 11, further comprising a hole or a cutout, wherein the infrared light projecting means is inserted into the hole or the cutout to cover the substrate with the shielding plate. . 19. The dome-type surveillance camera device according to claim 18, wherein the shielding plate has a matte black color.