CN213522087U

CN213522087U - Underwater camera device

Info

Publication number: CN213522087U
Application number: CN202022936461.3U
Authority: CN
Inventors: 刘红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-09
Filing date: 2020-12-09
Publication date: 2021-06-22
Anticipated expiration: 2030-12-09
Also published as: CN214474360U; CN112399063A

Abstract

The utility model mainly relates to an underwater camera device, including camera and lamp holder device, openly advance the light zone with the camera and locate the same position of horizontal plane and can not install lighting device. The lamp holder device is arranged at the top of the camera and comprises a main body, and a lamp panel and a light guide groove which are arranged on the main body, so that the main body can be ejected out of the light guide groove at the top of the camera by illumination light and ejected out towards the shooting direction of the camera. Adopt camera device under water, on the positive quilt of camera lens was shone to the diffuse reflection mode of illumination light can be through a plurality of angles, formed soft diffuse reflection light for the luminance by the shooting object is even in the shooting picture, the detail of shooting content shows more completely. The large optical ratio phenomenon generated by direct light in the shooting process is avoided, so that the problem of shielding of floating dust particles in water on sight lines can be effectively solved, the picture details of a shot object are richer, and a better underwater video monitoring effect is realized.

Description

Underwater camera device

Technical Field

The utility model belongs to the video monitoring device field especially relates to a can be used to survey underwater camera device who keeps watch on under water.

Background

With the increase of underwater detection activities in daily work and life, underwater cameras specially used for underwater photography and video shooting are becoming more and more popular. Because the natural environment is abominable under water, especially lack the illumination, along with the increase of degree of depth, ambient brightness sharply reduces, so a round infrared ray light filling lamp is all installed around the camera lens to the camera for make a video recording under water for shoot the object in the environment of dark. For a common light compensation camera, when light directly irradiates a subject in an underwater dark environment from the front of the camera, the subject can present the problems of too high local brightness and too high contrast, i.e. the visual effect of a large light ratio, in a picture image. At this time, various objects near the lens and the background environment slightly far from the lens will show strong light and shade contrast, resulting in a greatly reduced effective visible range of the shot picture. Especially, if a large number of floating dust particles exist in the underwater shooting environment, the brightness of the floating dust particles close to the lens is too bright, the environment brightness of the area far away from the lens is too dark, and the over-bright floating dust particles can generate a shielding effect in the whole picture, so that the visual effect of the whole shooting picture is poor, and the real-time monitoring of an observer is influenced. Meanwhile, the light is concentrated in the front of the camera, so that the shooting range of the underwater camera is small, the visible range is only concentrated in the central part of a shot picture, a large number of black corners appear on a screen, and screen resources are greatly wasted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a visual effectual, simple structure and convenient to use's camera device under water to prior art not enough.

The utility model provides a pair of camera device under water, including camera and lamp holder device, openly advance the light zone territory with the camera and locate the same position of horizontal plane and do not install lighting device at the camera, the lamp holder device sets up in the camera top, the lamp holder device includes main part and lamp plate, the lamp plate is installed in the main part to the light that the lamp plate jetted out is towards the shooting direction of camera, makes light can follow the top of camera and jets out towards the shooting direction of camera.

Preferably, the front face of the main body is the same as the front face of the camera, a lamp holder surface and a light guide groove are arranged on the main body, the lamp panel is mounted on the lamp holder surface, and the light guide groove is connected with the lamp holder surface, so that light rays emitted by the lamp panel can be emitted out of the main body through the light guide groove; the light guide groove is formed by sequentially connecting and enclosing a first side face, a top face, a second side face and a bottom face, and the transverse edges of the top face and the bottom face, which are far away from one end of the lamp seat face, are parallel to each other to form a rectangular main light port, so that light rays can be emitted from the main light port on the front face of the main body; the first side surface and the second side surface are respectively symmetrically arranged on two sides of the lamp holder surface, and the first side surface, the lamp holder surface and the second side surface are sequentially connected; the included angles formed between the first side surface and the lamp holder surface and between the second side surface and the lamp holder surface are side included angles, and the included angles of the side surfaces are larger than 90 degrees, so that the first side surface, the second side surface and the lamp holder surface jointly form an isosceles trapezoid structure; when the lamp holder device is vertically placed, an included angle is formed between the top surface and the horizontal plane, and an included angle is formed between the bottom surface and the horizontal plane; the light source comprises a lamp seat face, a lamp seat face is arranged on the lamp seat face, the lamp seat face is arranged.

Preferably, the horizontal border position of the top surface far away from one end of the lamp holder surface is further provided with a reflection cover, and the reflection cover is formed by horizontally extending the horizontal border structure of the top surface towards the outer side of the front surface of the main body.

Preferably, an inner concave platform structure is arranged at the position, close to the camera, of the lower portion of the front face of the main body, and the vertical plane on the outermost side of the front face of the main body and the edge of the front face shell of the camera are located on the same plane in the vertical direction.

Preferably, when the lamp holder device is vertically placed, the included angle between the top surface and the horizontal plane is a top surface included angle, the included angle ranges from 25 degrees to 35 degrees, the included angle between the bottom surface and the horizontal plane is a bottom surface included angle, and the included angle ranges from 20 degrees to 30 degrees.

Preferably, an included angle exists between the plane of the top surface and the plane of the bottom surface.

Preferably, when the lamp holder device is vertically placed, the included angle of the top surface is 29 degrees, and the included angle of the bottom surface is 24 degrees.

Preferably, the distance range between the transverse edge of one end, far away from the lamp holder surface, of the bottom surface and the bevel edge of one end, far away from the lamp holder surface, of the first side surface is 5mm to 8 mm.

Preferably, the first side surface, the second side surface, the top surface, the bottom surface, the inner surface of the reflecting cover and the outer surface of the main body are all provided with light reflecting coatings.

Preferably, a plurality of non-light infrared lamps or LED lamps are uniformly arranged on the lamp panel.

Adopt camera device under water, because light jets out from the ascending light guide slot in camera lens upper portion slant, shine the positive quilt of camera lens through the diffuse reflection mode of a plurality of angles at last and shoot the object, form soft diffuse reflection light for the luminance of being shot the object in the shooting picture is even, and the detail of shooting content is more complete. Because the projection of the main light port in the vertical direction is in a rectangular shape, the irradiation range formed by the light source is also a rectangular area, and is more consistent with the observation range of the display screen. The side light port structure on the main part can better cooperate with the use of wide-angle lens, covers the shooting range of lens in horizontal space. The large optical ratio phenomenon generated by direct light in the shooting process is avoided, the problem of shielding of floating dust particles in water on sight can be effectively solved, and the visibility range of underwater shooting is greatly increased. To sum up, adopt camera device under water, visual scope is wider, is more abundant by the picture detail of shooting object, realizes better video monitoring effect under water.

Drawings

Fig. 1 is a left-view direction structural schematic diagram of an underwater camera device in an embodiment of the present invention;

fig. 2 is a schematic view of a main view direction structure of an underwater image pickup device in an embodiment of the present invention;

fig. 3 is a schematic view of the internal structure of the lamp holder device in the front view direction of the underwater camera device according to the embodiment of the present invention;

fig. 4 is a schematic diagram of the internal structure of the lamp holder device of the underwater camera device in the left-view direction according to the embodiment of the present invention;

in the figure, 1 camera, 2 lamp holder devices, 3 main bodies, 4 lamp panels, 5 lamp holder surfaces, 6 first side surfaces, 7 top surfaces, 71 top surface included angles, 8 second side surfaces, 9 bottom surfaces, 91 bottom surface included angles, 10 reflection covers, 11 first side light ports and 12 concave platforms.

Detailed Description

Examples

As shown in fig. 1 and 2, the underwater camera device comprises a camera 1 and a lamp cap device 2, and a lighting device cannot be installed at the same position of the front face of the camera 1 as the horizontal plane where the light entering area of the camera 1 is located. The lamp holder device 2 is arranged at the top of the camera 1, the lamp holder device 2 comprises a main body 3 and a lamp panel 4, the lamp panel 4 is arranged on the main body 3, and light rays emitted by the lamp panel 4 face the shooting direction of the camera 1, so that the illuminating light rays can be emitted from the top of the camera 1 towards the shooting direction of the camera 1. And a plurality of matt infrared lamps or LED lamps are uniformly arranged on the lamp panel 4 and are used for shooting and lighting in a matt environment.

As shown in fig. 3 and 4, in this embodiment, the main body 3 is openly towards unanimously with the positive orientation of camera 1 to be provided with light seat face 5 and light guide groove in main body 3, light seat face 5 is the installation face of lamp plate 4, makes lamp plate 4 can be towards 3 external installations of main body on light seat face 5, light guide groove links to each other with lamp stand face 5 for the light that lamp plate 4 sent can penetrate out main body 3 through light guide groove, adopts 8 grain 940 dull infrared lamps as lighting source on the lamp plate 4 of this embodiment, and 8 grain infrared lamps are arranged side by side from top to bottom according to every 4 grain divisions two rows. The light guide groove is formed by sequentially connecting and enclosing a first side surface 6, a top surface 7, a second side surface 8 and a bottom surface 9, and the transverse edges of one ends, far away from the lamp seat surface 5, of the top surface 7 and the bottom surface 9 are parallel to each other to form a rectangular main light port, so that light rays can be emitted from the main light port in the front of the main body 3. Because the light-emitting scope of main light mouth is the rectangle shape for the illumination scope that covers after lamp plate 4 jets out light is the rectangle shape together, and is more coincided with the observation scope of display screen. The illumination range of the common camera 1 is usually circular, so that the effect that the middle of a display screen is bright and the periphery of the display screen is black is caused, and the service efficiency of the display screen is greatly reduced.

The transverse edge of one end of the top surface 7, which is far away from the lamp holder surface 5, is further provided with a reflecting cover 10, the reflecting cover 10 is formed by horizontally extending the transverse edge of the top surface 7 towards the outer side of the front surface of the main body 3, and the length of the extending part is 4.5 mm. Because the existence of reflection lid 10, partly light that is launched by the light guide slot directly launches main part 3, and another part light launches main part 3 after reflecting through the internal surface of reflection lid 10, can effectively increase the irradiation distance and the irradiation range of light for the object of shooing in the 20cm shooting range in front of the camera lens can reach best visual effect.

The first side surface 6 and the second side surface 8 are symmetrically arranged on two sides of the lamp holder surface 5 respectively, the first side surface 6, the lamp holder surface 5 and the second side surface 8 are sequentially connected, an included angle formed between each of the first side surface 6 and the second side surface 8 and the lamp holder surface 5 is a side included angle, and the angle of the side included angle is larger than 90 degrees, so that the first side surface 6, the second side surface 8 and the lamp holder surface 5 jointly form an isosceles trapezoid structure; when the lamp holder device 2 is vertically placed, a top surface included angle 71 exists between the top surface 7 and the horizontal plane, and the angle range of the top surface included angle 71 is 25-35 degrees; bottom surface 9 also has bottom surface contained angle 91 with between the horizontal plane, the angular scope of bottom surface contained angle 91 is 20 degrees to 30 degrees, and wherein the top surface contained angle 71 and the angle of bottom surface contained angle 91 should calculate and set up according to camera 1's camera lens parameter, the mounted position of lamp plate 4 and the light-emitting port structure of lamp holder device 2. In this embodiment, in order to achieve the best irradiation effect of the infrared lamp, the angle of the top surface included angle 71 is 29 degrees, and the angle of the bottom surface included angle 91 is 24 degrees, so that the emitted light is not only wider in irradiation range, but also most suitable in light brightness within the effective shooting range. The top surface 7 with be unparallel between the bottom surface 9, there is the contained angle between 7 place planes on top surface and the 9 place planes on bottom surface promptly, keep away from the position of lamp stand face 5 more, the distance interval between 7 and the bottom surface 9 of top surface is more far away, and first side 6 and second side 8 all respectively and lamp stand face 5 between have a side contained angle that is greater than 90 degrees simultaneously for the light that jets out through leading the light groove can become the tubaeform and jets out, can effectual expansion lamp plate 4 shine the area.

In the use, when lamp holder device 2 was placed perpendicularly, the light projection angle of whole light guide groove set up in the slant, can effectively avoid light to produce the big light that the highlight reflection caused and compare the sight interference before the camera lens was directly penetrated to the horizontal direction by the shooting object, especially at the more submarine of floating dust, the high luminance reflection of light formation before the camera lens was directly penetrated to light can cause a large amount of visual interference, seriously influences the visual effect of aquatic object. And adopt the light irradiation mode of direction in the slant, light can produce the diffuse reflection effect of multiple reflection in order to form light between various media in aqueous, finally with soft surrounding light shine on the object of being shot, the contrast of shooting content in this kind of illumination mode can effective control the picture of being shot, the sight interference that the nearly bright floating dust image of camera lens caused to whole picture has been avoided, can improve the shooting definition in the whole shooting range greatly, compare ordinary camera 1 under water and can reduce more than 90% floating dust reverberation interference.

The bevel edge of one end of the first side surface 6, which is far away from the lamp seat surface 5, is respectively connected with the side edge of the top surface 7 and the side edge of the bottom surface 9 in a surrounding manner to form a first side light opening 11; similarly, the bevel edge of the second side surface 8, which is far away from the end of the lamp holder surface 5, is respectively connected with the side edge of the top surface 7 and the side edge of the bottom surface 9 in a surrounding manner to form a second side light opening. In the first side light opening 11 structure, a distance between a transverse edge of one end of the bottom surface 9 far away from the lamp holder surface 5 and a bevel edge of one end of the first side surface 6 far away from the lamp holder surface 5 ranges from 5mm to 8mm, in this embodiment, the distance is 7mm, and the corresponding second side light opening structure and the first side light opening 11 structure have the same size. Because first side light mouth 11 and second side light mouth symmetry respectively set up in two sides of main part 3, partial light in the light guide groove can follow two side light mouths of 3 both sides of main part and jet out for first side light mouth 11 and second side light mouth can effectively increase the irradiation range of light in the horizontal direction, and the shooting characteristics of better cooperation wide-angle lens let light cover wide-angle lens in the effective shooting range of horizontal direction.

The position that the main part 3 openly lower part is close to camera 1 is provided with interior concave station 12 structure to the perpendicular plane of main part 3 openly the outside and camera 1 openly shell border lie in the coplanar in the vertical direction. The structure of the concave station 12 can avoid the problem of imaging shadow caused by the shell structure of the lens in the illumination process. In order to achieve better light utilization efficiency, the inner surfaces of the first side surface 6, the second side surface 8, the top surface 7, the bottom surface 9 and the reflection cover 10 and the outer surface of the main body 3 are provided with light reflection coatings, so that light irradiating back to the main body 3 can be reflected again, and the effect of performing multi-angle light supplement on a shooting environment is achieved. Because the first side 6, the second side 8, the top surface 7 and the bottom surface 9 which form the light guide groove all have a light reflecting effect, after light is ejected from the lamp panel 4, part of the light can be directly ejected from the main body 3, and the rest of the light is reflected for many times in the light guide groove before being ejected out of the main body 3, so that the light intensity is reduced when the main body 3 is ejected out, and the contrast of a shot picture can also be reduced to a certain extent.

Adopt camera device under water, because light jets out from the ascending light guide slot in camera lens upper portion slant, shine the positive quilt of camera lens through the diffuse reflection mode of a plurality of angles at last and shoot the object, form soft diffuse reflection for the luminance by shooting the object in the shooting picture is even, the contrast is not high, and the detail of shooting the content shows more completely. Because the projection of the main light port in the vertical direction is in a rectangular shape, the irradiation range formed by the light source is also a rectangular area, and is more consistent with the observation range of the display screen. The side light port structure on the main part can better cooperate with the use of wide-angle lens, covers the shooting range of lens in horizontal space. The large optical ratio phenomenon generated by direct light in the shooting process is avoided, the problem of shielding of floating dust particles in water on sight can be effectively solved, and the visibility range of underwater shooting is greatly increased. To sum up, adopt camera device under water, visual scope is wider, is more abundant by the picture detail of shooting object, realizes better video monitoring effect under water.

Finally, it is noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified, optimized in shape or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides an underwater camera device, includes camera and lamp holder device, its characterized in that, openly advance the light zone territory with the camera in the camera and locate the same position of horizontal plane and do not install lighting device, the lamp holder device sets up in the camera top, the lamp holder device includes main part and lamp plate, the lamp plate is installed in the main part to the light that the lamp plate jetted out is towards the shooting direction of camera, makes light can jet out from the top of camera towards the shooting direction of camera.

2. The underwater image pickup device according to claim 1, wherein the main body has a front face oriented in a direction identical to a front face of the camera, and a light guide groove and a light panel are provided on the main body, the light panel is mounted on the light seat face, and the light guide groove is connected to the light seat face so that light emitted from the light panel can be emitted out of the main body through the light guide groove; the light guide groove is formed by sequentially connecting and enclosing a first side face, a top face, a second side face and a bottom face, and the transverse edges of the top face and the bottom face, which are far away from one end of the lamp seat face, are parallel to each other to form a rectangular main light port, so that light rays can be emitted from the main light port on the front face of the main body; the first side surface and the second side surface are respectively symmetrically arranged on two sides of the lamp holder surface, and the first side surface, the lamp holder surface and the second side surface are sequentially connected; the included angles formed between the first side surface and the lamp holder surface and between the second side surface and the lamp holder surface are side included angles, and the included angles of the side surfaces are larger than 90 degrees, so that the first side surface, the second side surface and the lamp holder surface jointly form an isosceles trapezoid structure; when the lamp holder device is vertically placed, an included angle is formed between the top surface and the horizontal plane, and an included angle is formed between the bottom surface and the horizontal plane; the light source comprises a lamp seat face, a lamp seat face is arranged on the lamp seat face, the lamp seat face is arranged.

3. The underwater camera device as claimed in claim 2, wherein a reflective cover is further disposed at a lateral edge of the top surface away from the end of the light seat surface, and the reflective cover is formed by horizontally extending a lateral edge of the top surface toward the outside of the front surface of the main body.

4. The underwater camera device as claimed in claim 3, wherein the lower portion of the front surface of the main body is provided with an inner concave structure at a position close to the camera, and a vertical plane at the outermost side of the front surface of the main body and the edge of the front surface of the camera housing are in the same plane in the vertical direction.

5. The underwater imaging device of claim 4, wherein when the light head device is vertically positioned, the angle between the top surface and the horizontal plane is a top surface angle ranging from 25 degrees to 35 degrees, and the angle between the bottom surface and the horizontal plane is a bottom surface angle ranging from 20 degrees to 30 degrees.

6. The underwater imaging device of claim 5, wherein an angle exists between a plane of the top surface and a plane of the bottom surface.

7. The underwater imaging device of claim 6, wherein the included angle of the top surface is 29 degrees and the included angle of the bottom surface is 24 degrees when the lamp head device is vertically positioned.

8. The underwater image pickup apparatus as recited in claim 7, wherein a distance between a transverse edge of an end of the bottom surface remote from the lamp base surface and a beveled edge of an end of the first side surface remote from the lamp base surface is in a range of 5mm to 8 mm.

9. The underwater imaging device of claim 8, wherein the first side, the second side, the top surface, the bottom surface, the inner surface of the reflective cover, and the outer surface of the body are provided with a light reflecting coating.

10. The underwater image pickup device according to claim 9, wherein a plurality of non-light infrared lamps or LED lamps are uniformly arranged on the lamp panel.