KR101550744B1 - Window of camera, camera having it and manufacturing method for window of camera - Google Patents

Abstract

The present invention relates to a window of a camera which can be installed in a surveillance camera, a camera having the camera window, and a method of manufacturing a window of the camera, which comprises a first window part in the form of a flat plate of a specially coated light- A second window portion in the form of a flat plate of a transparent material provided so as to be spaced apart from the first window portion; And a light shielding part inserted between the first window part and the second window part and blocking the light so that the light of the light emitting part of the camera is not abnormally introduced into the photographing part of the camera.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a window of a camera, a camera having the camera,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a window of a camera, a camera having the camera, and a method of manufacturing a window of the camera, and more particularly, to a window of a camera that can be installed in a surveillance camera.

In general, surveillance cameras include cameras and lighting devices to enable shooting in environments including the snow, rainy four seasons, day and night, and indoor and outdoor. For example, a surveillance camera shoots an image with a camera and makes it possible to shoot even when there is a lack of nighttime or sunshine by using a light source such as a flash or an illumination.

However, in such a conventional surveillance camera, there is a problem that light emitted from the light emitting portion is reflected on a window provided in front of the camera and abnormally flows into the photographing portion of the camera, and such abnormal incoming light causes noise in the image photographing. In addition, in the conventional camera window, a plurality of parts are assembled to generate a clearance between the components, thereby causing water, moisture, and moisture to penetrate into the camera. That is, there has been a need to solve the waterproof failure and the problem that the image is not captured properly because the light is excessively incident on the camera.

Disclosure of Invention Technical Problem [8] Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a method and apparatus for accurately forming a first window part and a second window part of a flat plate shape, It is another object of the present invention to provide a window for a camera, a camera having the camera window, and a method of manufacturing a window for the camera, which can prevent the light emitted from the light emitting part from completely blocking irregularly reflected light from entering the camera. However, these problems are exemplary and do not limit the scope of the present invention.

According to an aspect of the present invention, there is provided a camera window including: a first window portion that is a flat plate-like material of a light-transmitting material; A second window portion in the form of a flat plate of a transparent material provided so as to be spaced apart from the first window portion; And a light shielding part inserted between the first window part and the second window part and blocking the light so that the light of the light emitting part of the camera is not abnormally introduced into the photographing part of the camera.

According to an aspect of the present invention, the light shielding portion may be insert injection molded into a base material in a state where the first window portion and the second window portion are inserted into the mold.

According to an aspect of the present invention, the first window portion may be a ring-shaped flat plate having an opening formed at a central portion thereof, and the second window portion may be a circular flat plate disposed in the opening.

According to an aspect of the present invention, the light-shielding portion may be such that its tip end protrudes forward and backward between the first window portion and the second window portion.

Further, according to the idea of the present invention, the shielding portion may be formed with a stepped portion at the front end protruding forward.

According to an aspect of the present invention, the light-shielding portion is formed with a matte surface treatment surface of an opaque material, and the first window portion and the second window portion may be made of a transparent material.

According to an aspect of the present invention, the light-shielding portion may be in the form of a pipe having a neck portion for partially inserting the first window portion and the second window portion.

In addition, according to an aspect of the present invention, the first window portion and the second window portion may be provided so as to be spaced apart from each other.

According to an aspect of the present invention, there is provided a camera including: a light emitting unit capable of irradiating a subject; A photographing unit capable of photographing a subject; A first window portion which is in the form of a flat plate of light emitting material; A second window portion in the form of a flat plate of a transparent material provided so as to be spaced apart from the first window portion; And an opaque material shield inserted between the first window part and the second window part to shield the light from the light emitting part so that the light does not flow into the photographing part abnormally.

According to another aspect of the present invention, there is provided a method of manufacturing a window of a camera, the method comprising the steps of: forming a first window portion having a flat plate shape of a transparent material and a second window portion having a flat shape of a transparent material disposed apart from the first window portion; A first window portion and a second window portion inserting step for inserting the window portion into the mold; And a light shielding portion of an opaque material inserted between the first window portion and the second window portion to shield light from the light emitted from the light emitting portion to prevent the light from entering the photographing portion abnormally, An insert injection molding step in which an injection molding process is performed.

According to an aspect of the present invention, the insert injection molding step may be such that a tip end of the light-shielding portion protrudes between the first window portion and the second window portion.

According to an aspect of the present invention, a gate portion of the mold may be formed so as to correspond to a front end or a rear end of the light-shielding portion so that the base material of the opaque material may be simultaneously introduced between the first window portion and the second window portion. .

According to some embodiments of the present invention as described above, the first window portion and the second window portion, which are specially coated on both sides of the flat plate, are first precisely processed, and then the light shielding portion is manufactured by integral insert injection molding, It is possible to prevent noise from being radiated, to shoot a high-quality image, to achieve perfect waterproofing, to completely prevent the light emitted from the light emitting portion from being unevenly reflected by the camera, and to prevent fogging . Of course, the scope of the present invention is not limited by these effects.

1 is an exploded perspective view of a part of a camera according to some embodiments of the present invention.
2 is a part assembly sectional view showing a window of the camera of Fig.
3 is a cross-sectional view illustrating a first window portion and a second window portion inserting step of a method of manufacturing a window of a camera according to some embodiments of the present invention.
4 is a cross-sectional view illustrating an insert injection molding step of a method of manufacturing a window of a camera according to some embodiments of the present invention.
Figure 5 is a flow chart illustrating a method of manufacturing a window of a camera in accordance with some embodiments of the present invention.
6 is a cross-sectional view illustrating a window of a camera in accordance with some alternative embodiments of the present invention.
7 is a cross-sectional view illustrating a window of a camera in accordance with some further embodiments of the present invention.
8 is a cross-sectional view illustrating a window of a camera in accordance with some further embodiments of the present invention.
FIG. 9 is a front view showing a first window portion and a second window portion of the window of the camera of FIG. 1;
10 is a front view showing a first window portion and a second window portion of a window of a camera according to still another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are described in order to more fully explain the present invention to those skilled in the art, and the following embodiments may be modified in various other forms, The present invention is not limited to the embodiment. Rather, these embodiments are provided so that this disclosure will be more thorough and complete, and will fully convey the concept of the invention to those skilled in the art. In the drawings, the thickness and size of each layer are exaggerated for convenience and clarity of explanation.

It is to be understood that throughout the specification, when an element such as a film, region or substrate is referred to as being "on", "connected to", "laminated" or "coupled to" another element, It will be appreciated that elements may be directly "on", "connected", "laminated" or "coupled" to another element, or there may be other elements intervening therebetween. On the other hand, when one element is referred to as being "directly on", "directly connected", or "directly coupled" to another element, it is interpreted that there are no other components intervening therebetween do. Like numbers refer to like elements. As used herein, the term "and / or" includes any and all combinations of one or more of the listed items.

Although the terms first, second, etc. are used herein to describe various elements, components, regions, layers and / or portions, these members, components, regions, layers and / It is obvious that no. These terms are only used to distinguish one member, component, region, layer or section from another region, layer or section. Thus, a first member, component, region, layer or section described below may refer to a second member, component, region, layer or section without departing from the teachings of the present invention.

Also, relative terms such as "top" or "above" and "under" or "below" can be used herein to describe the relationship of certain elements to other elements as illustrated in the Figures. Relative terms are intended to include different orientations of the device in addition to those depicted in the Figures. For example, in the figures the elements are turned over so that the elements depicted as being on the top surface of the other elements are oriented on the bottom surface of the other elements. Thus, the example "top" may include both "under" and "top" directions depending on the particular orientation of the figure. If the elements are oriented in different directions (rotated 90 degrees with respect to the other direction), the relative descriptions used herein can be interpreted accordingly.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a," "an," and "the" include singular forms unless the context clearly dictates otherwise. Also, " comprise "and / or" comprising "when used herein should be interpreted as specifying the presence of stated shapes, numbers, steps, operations, elements, elements, and / And does not preclude the presence or addition of one or more other features, integers, operations, elements, elements, and / or groups.

Hereinafter, embodiments of the present invention will be described with reference to the drawings schematically showing ideal embodiments of the present invention. In the figures, for example, variations in the shape shown may be expected, depending on manufacturing techniques and / or tolerances. Accordingly, the embodiments of the present invention should not be construed as limited to the particular shapes of the regions shown herein, but should include, for example, changes in shape resulting from manufacturing.

1 is a part exploded perspective view illustrating a window 100 of a camera according to some embodiments of the present invention. 2 is a part assembly sectional view of the camera window 100 of FIG.

1 and 2, a window 100 of a camera according to some embodiments of the present invention includes a first window portion 21, a second window portion 22, (10).

Here, as shown in FIGS. 1 and 2, the first window part 21 may be a flat plate of a light-transmitting material.

In addition, the second window portion 22 may be in the form of a flat plate of a light emitting material provided so as to be spaced apart from the first window portion 21.

The first window portion 21 and the second window portion 22 may be arranged on the same plane.

Fig. 9 is a front view showing a first window portion 21 and a second window portion 22 of the window 100 of the camera of Fig. 1, and Fig. 10 is a front view of the camera window according to still another embodiment of the present invention. A first window portion 21 and a second window portion 22 of the display device 500 shown in FIG.

9, the first window part 21 and the second window part 22 may be spaced apart from each other by a distance S, as shown in FIG.

Here, the first window portion 21 may be a circular ring having an opening formed at its center, or a ring-shaped flat plate having an outer side or a polygonal inner side, And may be installed so as to be spaced apart from the opening by the spacing distance S.

10, the positions of the first window part 21 and the second window part 22 are aligned with each other so that the first window part 21 and the second window part 22 are aligned with each other, The first window 21 may have a first projection K1 protruding in the direction of the second window 22 and the second window 22 may extend in the direction of the first window 21 A second protrusion K1 protruding from the second protrusion may be provided.

At least one of the first and second protrusions K1 and K2 may be formed in a wide variety of shapes such as a round protrusion, a triangular protrusion, a polygonal protrusion, and a geometric protrusion.

Therefore, since the first window part 21 and the second window part 22 are all in the form of a flat plate and can be disposed on the same plane, the first window part 21 and the second window part 22 ) Can be polished concurrently in the same precision machining apparatus, so that it is possible to produce a product having high transparency and excellent workability.

Of course, the first window part 21 and the second window part 22 may be processed separately or separately from each other, and at this time also, the first window part 21 and the second window part 22 Since the portions 22 are all in the form of a flat plate, precision machining of the surface can be very easy.

1 and 2, the first window portion 21 may be formed in a circular ring shape in which an opening is formed in a central portion thereof, or in a ring shape or a ring shape in which the inner side surface may be polygonal, And the second window part 22 may be a circular flat plate disposed in the opening.

The first window portion 21 and the second window portion 22 may be formed of a material such as polycarbonate, acrylic, polyethylene, polypropylene, urethane , Glass, silicon, or the like, they may be made of the same material, individually or simultaneously by injection molding, or may be made of different materials.

1 and 2, the light-shielding portion 10 is inserted between the first window portion 21 and the second window portion 22, It may be a member made of an opaque material which blocks light so that light does not flow into the photographing part 2 of the camera abnormally.

The light-shielding portion 10 is insert-injection-molded into the base material 3 in a state where the first window portion 21 and the second window portion 22 are inserted into the molds M1 and M2 .

2, the light-shielding portion 10 may be formed so that the tip of the light-shielding portion 10 is positioned at the front end of the first window portion 21 and the second window portion 22, And may protrude forwardly and rearwardly between the first window portion 21 and the second window portion 22.

The shielding portion 10 is provided with a stepped portion protruding frontward between the first window portion 21 and the second window portion 22 so as not to cause an interference phenomenon such as refraction or diffraction of light, (10a) may be formed.

Here, the stepped portion 10a has a stepped shape in cross section, but it is also possible to form various protrusions and grooves.

The light-shielding portion 10 is formed with a non-light-resistant surface treatment surface for blocking abnormal light paths between the first window portion 21 and the second window portion 22, The window portion 21 and the second window portion 22 may be made of a transparent material.

That is, the light-shielding portion 10 is a structure for blocking light such that the light of the light emitting portion 1 of the camera is not abnormally introduced into the photographing portion 2 of the camera. More specifically, Lt; / RTI >

The light-shielding portion 10 may be made of a black opaque polycarbonate material or may be made of various resin materials such as silicone, rubber, polypropylene, polyethylene, etc., containing pigments .

The light shielding portion 10 may include the first window portion 21 and the second window portion 22 between the first window portion 21 and the second window portion 22. For example, As shown in FIG.

In order to further improve the opacity of the light-shielding portion 10, the light-shielding portion 10 may be formed with a matte surface treatment surface of an opaque material on its surface. Here, the matte surface-treated surface can be subjected to various types and kinds of matte surface treatment, such as coating a matte pigment or forming a fine uneven surface on the surface.

Of course, the first window part 21 and the second window part 22 may be configured such that the light of the light emitting part 1 can be well irradiated to the outside, and the photographing part 2 can photograph the object well And the surface of the hardened surface may be formed at a portion corresponding to the optical path of the light emitting portion 1 and the optical path of the photographing portion 2. [

In order to further improve the opacity of the light-shielding portion 10, a light-shielding surface (not shown) is formed on one or both sides of the light-shielding portion 10 of the first window portion 21 and the second window portion 22, A treated surface may be formed. Here, the matte surface treatment surface can be subjected to various types and kinds of matte surface treatment so as to absorb or scatter abnormal light, such as coating a matte pigment, or forming a fine uneven surface on the surface.

Therefore, according to the window 100 of the camera according to some embodiments of the present invention, the first window portion 21 and the second window portion 22 of a flat plate shape having excellent workability are first precisely molded, The light shielding portion 10 is injection-molded to insert the light-shielding portion 10 so that the transparency of the window is extremely excellent, the waterproofing is made possible, the light emitted from the light emitting portion can be completely blocked from the irregularly reflected light into the camera, .

3 is a sectional view showing a step S1 of inserting the first window part 21 and the second window part 22 in the method of manufacturing the window 100 of the camera according to some embodiments of the present invention, Sectional view showing an insert injection molding step S2 of a method of manufacturing a window 100 of a camera in accordance with some embodiments of the present invention and Figure 5 is a cross-sectional view of a window 100 of a camera according to some embodiments of the present invention. Fig.

3 to 5, a manufacturing process of the window 100 of the camera according to some embodiments of the present invention will be described in order. First, as shown in FIG. 3, The first window portion 21 in the form of a metal plate and the second window portion 22 in the form of a flat plate of a transparent material provided apart from the first window portion 21 can be inserted into the molds M1 and M2.

4, the light emitted from the light emitting unit 1 is inserted between the first window unit 21 and the second window unit 22 and is not abnormally introduced into the photographing unit 2 The base material 3 of the opaque material may be insert injection-molded so as to form a light-shielding portion 10 of an opaque material blocking light.

Therefore, as shown in FIG. 5, the method of manufacturing the window 100 of a camera according to some embodiments of the present invention includes a first window portion and a second window portion inserting step (S1) and an insert injection molding step (S2).

More specifically, the first window portion and the second window portion inserting step (S1) include a first window portion (21) in the form of a flat plate of light transmitting material, and a second window portion It may be a step of inserting the second window portion 22, which is a plate-shaped material, into the molds M1 and M2.

The insert injection molding step S2 is inserted between the first window part 21 and the second window part 22 so that the light of the light emitting part 1 is incident on the photographing part 2 in an abnormal state Inserting the base material 3 of the opaque material so as to form a light-shielding portion 10 of an opaque material which blocks light so as not to be introduced.

Here, the insert injection molding step S2 may be such that the tip of the light-shielding part 10 protrudes between the first window part 21 and the second window part 22.

The gate portion of the mold M1 and the mold M2 may be separated from the first window portion 21 and the second window portion 22 so that the base material 3 of the opaque material may be simultaneously introduced into the first window portion 21 and the second window portion 22. [ And may be formed so as to correspond to the front end or the rear end of the body 10.

6 is a cross-sectional view illustrating a window 200 of a camera according to some alternative embodiments of the present invention.

6, the light-shielding portion 10 may be formed to have a light shielding function to further improve the light shielding property and further strengthen the integral coupling with the first window portion 21 and the second window portion 22. [ The neck portion 10b may be formed so that the first window portion 21 and the second window portion 22 can be partially inserted.

Therefore, the first window portion 21 and the second window portion 22 are inserted into the neck portion 10b to be structurally more rigid, and the first window portion 21, The interference light between the first window portion 22 and the second window portion 22 can be easily extinguished from the neck portion 10b to further improve the light shielding property.

7 is a cross-sectional view illustrating a window 300 of a camera in accordance with some further embodiments of the present invention.

As shown in FIG. 7, the first window part 21 and the second window part 22 may not be disposed on the same plane but may be provided so that the spacing step D1 is formed. Here, the second window part 22 may be provided so as to be spaced apart from the first window part 21 in a forward step D1.

Therefore, it is possible to effectively cope with cameras having various shapes by using the spacing step D1, and the light-shielding property can be further improved.

8 is a cross-sectional view illustrating a window 400 of a camera in accordance with some further embodiments of the present invention.

As shown in FIG. 8, the first window portion 21 and the second window portion 22 may not be disposed on the same plane but may be provided with a gap S2. Here, the first window part 21 may be provided with a step D2 spaced apart from the second window part 22 in the forward direction.

Therefore, it is possible to effectively cope with cameras having various shapes by using the spacing step D2, and the light-shielding property can be further improved.

1, a camera according to some embodiments of the present invention includes a light emitting portion 1 capable of irradiating a subject, a photographing portion 2 capable of photographing the subject, A second window portion 22 in the form of a flat plate of a transparent material provided so as to be spaced apart from the first window portion 21, And a light shielding portion 10 of an opaque material inserted between the two window portions 22 to shield the light from the light emitting portion 1 so as to prevent the light from being incident on the photographing portion 2 abnormally.

Here, the light emitting unit 1 may be a light emitting device of various types such as a white LED, an infrared LED, an ultraviolet LED, a blue LED, a red LED, and a green LED, And a part including an image pickup element of a camera capable of recording a video or a moving image.

The first window portion 21, the second window portion 22, and the light shield portion 10 may include a window 100 of a camera according to some embodiments of the present invention described above, And therefore detailed description thereof will be omitted.

Therefore, through the various embodiments, the window of the camera according to the present invention is a structure in which the light-shielding portion 10 is insert-injected into the first window portion 21 and the second window portion 22, It improves the strength and durability of the product and completely blocks the waterproof and abnormal light path.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the invention. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

1:
2:
3: Base material
10:
10a:
10b: neck
21: first window portion
22: second window portion
100: Window
M1, M2: Mold
G: Gate portion
S1: Insertion of the first window part and the second window part
S2: insert injection molding step
D1, D2: separation step
S: separation distance
K1: first projection
K2: second projection

Claims (13)

A first window portion which is in the form of a flat plate of light emitting material;
A second window portion having a flat plate shape and made of a transparent material and spaced apart from the first window portion by a distance; And
A shielding part of an opaque material inserted between the first window part and the second window part to shield light from the camera so that the light of the light emitting part of the camera does not flow into the photographing part of the camera abnormally;
Lt; / RTI >
Wherein the light shielding portion is insert injection molded integrally with the base material in a state where the first window portion and the second window portion are inserted into the mold,
Wherein the first window portion is provided with a first projection projecting toward the second window portion,
Wherein the second window portion is provided with a second projection projecting toward the first window portion. delete The method according to claim 1,
The first window portion may have a circular ring shape having an opening formed at a central portion thereof or a ring-shaped flat plate having an outer side surface or a polygonal inner surface,
And the second window portion is a circular flat plate disposed in the opening. The method according to claim 1,
Wherein the light shielding portion has a front end protruding forward and rearward between the first window portion and the second window portion. 5. The method of claim 4,
Wherein the light shielding portion is formed with a stepped portion at the front end protruding forward. The method according to claim 1,
Wherein the light-shielding portion has a matte surface treatment surface of an opaque material,
Wherein the first window portion and the second window portion are transparent materials. The method according to claim 1,
Wherein the shielding portion is a pipe-shaped window in which a neck is formed so that the first window portion and the second window portion can be partially inserted. The method according to claim 1,
Wherein the first window part and the second window part are provided so as to be spaced apart from each other. delete A light emitting portion capable of irradiating a subject;
A photographing unit capable of photographing a subject;
A first window portion which is in the form of a flat plate of light emitting material;
A second window portion in the form of a flat plate of a transparent material provided so as to be spaced apart from the first window portion; And
A light shielding part of an opaque material inserted between the first window part and the second window part to shield light from the light emitting part to prevent the light from entering the photographing part abnormally;
Lt; / RTI >
Wherein the light shielding portion is insert injection molded integrally with the base material in a state where the first window portion and the second window portion are inserted into the mold,
Wherein the first window portion is provided with a first projection projecting toward the second window portion,
And the second window portion is provided with a second projection projecting toward the first window portion. A first window part and a second window part for inserting a second window part, which is a flat plate shape of a transparent material, provided in a flat plate form of a transparent material and spaced apart from the first window part into a mold; And
An insert injection device for inserting the base material of the opaque material into the first window part and the second window part so as to form a light shielding part of an opaque material that blocks light so that the light of the light emitting part is not abnormally introduced into the photographing part, Molding step;
Lt; / RTI >
Wherein the light shielding portion is insert injection molded integrally with the base material in a state where the first window portion and the second window portion are inserted into the mold,
Wherein the first window portion is provided with a first projection projecting toward the second window portion,
Wherein the second window portion is provided with a second projection projecting toward the first window portion. 12. The method of claim 11,
Wherein the insert injection molding step is such that a tip end of the light shielding part protrudes between the first window part and the second window part. 12. The method of claim 11,
Wherein a gate portion of the mold is formed to correspond to a front end or a rear end of the light shielding portion so that the base material of the opaque material can be simultaneously introduced between the first window portion and the second window portion. .

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