CN210201963U - Outdoor unit of visual intercom device and visual intercom device - Google Patents

Abstract

The utility model provides a visual intercom outdoor unit and visual intercom, relates to visual intercom technical field, visual intercom outdoor unit includes: casing, transparent panel and camera, transparent panel install in the casing outside, the casing is provided with the lens hole, the camera is at least partial region stretches into the lens hole, the camera with be provided with flexible dustproof pad between the transparent panel, flexible dustproof pad is provided with the through-hole, the camera lens orientation of camera the through-hole. The outdoor unit of the visual intercom device has high sealing performance and can avoid dust or water accumulation of the camera to a certain extent.

Description

Outdoor unit of visual intercom device and visual intercom device

Technical Field

The utility model relates to a visual intercom field particularly, relates to a visual intercom outdoor unit and visual intercom.

Background

With the development of science and technology, the building form of a house changes, and the number of high-rise buildings is gradually increased, so that the access control system also changes, and the door can be unlocked in a short distance by a key and the like and also needs to have a long-distance unlocking function.

The building visual intercom equipment is applied to an intelligent access control management system and comprises an outdoor unit and an indoor unit, wherein the outdoor unit is arranged at an entrance of a residential building and comprises a camera, an input key, a radio receiving structure and other components; the indoor unit is installed in a house and comprises a receiver, a screen, an unlocking button and other components. The visitor inputs the number corresponding to the resident through the input key of the outdoor unit to call the resident, the resident can see the visitor and hear the voice of the visitor through the indoor unit, and the door lock at the entrance of the residential building can be opened for the visitor remotely through the unlocking key.

Due to the fact that the outdoor unit is in a relatively severe working environment, such as weather of strong wind, rain, snow and the like, after the outdoor unit is used for a long time, dust and water stains on a lens of the outdoor unit are increased, and definition of a shot image is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a visual intercom outdoor unit and visual intercom, its sealing performance is higher, can avoid camera deposition or ponding to a certain extent.

The embodiment of the utility model is realized like this:

an outdoor unit of a video intercom apparatus, comprising: casing, transparent panel and camera, transparent panel install in the casing outside, the casing is provided with the lens hole, the camera is at least partial region stretches into the lens hole, the camera with be provided with flexible dustproof pad between the transparent panel, flexible dustproof pad is provided with the through-hole, the camera lens orientation of camera the through-hole.

In the preferred embodiment of the present invention, the flexible dustproof pad is made of EVA.

In the preferred embodiment of the present invention, the casing includes a casing body and a face casing, the face casing is connected to the casing body, the transparent panel is installed on the face casing, and the lens hole is formed through the face casing along the thickness direction of the face casing.

In the preferred embodiment of the present invention, the face shell is provided with a positioning column, the positioning column is provided with a first positioning hole, the camera is provided with a second positioning hole, and a positioning screw is screwed into the second positioning hole and the first positioning hole in sequence to connect the camera with the positioning column.

In the preferred embodiment of the present invention, one side of the face shell is provided with a first mounting groove, the transparent panel is installed in the first mounting groove, the other side of the panel is provided with a thread assembling hole, one end of the positioning column is provided with an external thread matched with the thread assembling hole, the positioning column passes through the thread assembling hole and is connected with the face shell.

In the preferred embodiment of the present invention, the face housing is provided with a second mounting groove toward one side of the transparent panel, the second mounting groove is located in the peripheral region of the lens hole, the flexible dustproof pad is mounted in the second mounting groove, and the aperture of the through hole of the flexible dustproof pad is smaller than the aperture of the lens hole.

In the preferred embodiment of the present invention, the distance range from the camera to the transparent panel to extend out of the lens hole is 0.2 mm-0.4 mm.

In the preferred embodiment of the present invention, the camera includes a PCB and a lens mounted on the PCB, and the second positioning hole runs through the PCB.

In the preferred embodiment of the present invention, the lens hole includes a first hole section and a second hole section, the first hole section and the second hole section are coaxial and communicate with each other, the second hole section is located the first hole section deviates from one side of the transparent panel, the aperture of the first hole section is smaller than the aperture of the second hole section, and an arc transition surface is provided between the first hole section and the second hole section.

The visual intercom device comprises the visual intercom device outdoor unit and the indoor unit, wherein the indoor unit is electrically connected with the visual intercom device outdoor unit.

The embodiment of the utility model provides a beneficial effect is:

the camera lens hole of casing is injectd in the camera lens position of camera, and the camera lens of camera stretches into the direction of lens hole and camera lens orientation transparent panel, that is to say, the camera lens of camera sees through transparent panel and shoots the video recording. The transparent panel plays a certain protective role for the camera, and rain, snow or wind and sand are prevented from directly contacting the lens of the lens. Because be provided with flexible dustproof pad between camera and transparent panel, the clearance between camera and transparent panel is filled to flexible dustproof pad, avoids dust or water smoke to enter into the lens the place ahead of camera lens via this clearance to avoid lens department ponding or dust.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded view of a part of an outdoor unit of a video intercom device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of an outdoor unit of a video intercom system according to an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a cross-sectional view of a front shell in an outdoor unit of a video intercom system according to an embodiment of the present invention.

In the figure:

10-a face shell; 11-a lens hole; 111-a first bore section;

112-a second bore section; 113-arc transition surface; 12-a first mounting groove;

13-threaded mounting holes; 14-a second mounting groove; 15-screen mounting area;

20-a transparent panel; 30-a camera; 31-a PCB board body;

32-lens; 40-flexible dustproof pad; 50-a positioning column;

51-a first locating hole; 60-set screw.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the referred visual intercom outdoor unit or element must have a specific position, be constructed and operated in a specific position, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

First embodiment

Referring to fig. 1 to 4, the present embodiment provides an outdoor unit of a video intercom device, including: casing, transparent panel 20 and camera 30, transparent panel 20 installs in the casing outside, and the casing is provided with lens hole 11, and camera 30 at least part region stretches into lens hole 11, is provided with flexible dustproof pad 40 between camera 30 and the transparent panel 20, and flexible dustproof pad 40 is provided with the through-hole, and camera 30's camera lens 32 is towards the through-hole.

Since the lens of the lens 32 is generally a circular lens, the through hole of the flexible dustproof pad 40 is provided as a circular hole. The flexible dustproof pad 40 may be a circular pad, a rectangular pad, or other pads, and the through hole is disposed in the central area of the flexible dustproof pad 40, preferably a circular hole, and the circular hole is disposed coaxially with the lens of the lens 32.

In the preferred embodiment of the present invention, the flexible dust-proof pad 40 is made of EVA { ethylene vinyl Acetate, ethylene vinyl Acetate (vinyl Acetate) copolymer }.

Preferably, the casing includes a casing body and a face housing 10, the face housing 10 is connected to the casing body, the transparent panel 20 is mounted to the face housing 10, and the lens hole 11 penetrates the face housing 10 in a thickness direction of the face housing 10. Specifically, the face shell 10 and the shell body are detachably connected, and a connection manner such as a snap connection or a bolt connection may be adopted.

The shell body is provided with a cavity, and various components such as a control circuit board, a microphone, a loudspeaker and the like can be installed in the cavity. The face shell 10 covers the opening of the cavity of the shell body.

In a preferred embodiment, the side of the face housing 10 facing the transparent panel 20 is provided with a second mounting groove 14, the second mounting groove 14 is located at the peripheral region of the lens hole 11, a flexible dustproof pad 40 is mounted at the second mounting groove 14, and the aperture of the through hole of the flexible dustproof pad 40 is smaller than that of the lens hole 11. The second mounting groove 14 communicates with the lens hole 11.

So set up, second mounting groove 14 plays limiting displacement to flexible dustproof pad 40, can prevent that flexible dustproof pad 40 from drunkenness between transparent panel 20 and face-piece 10. The thickness of the flexible dust pad 40 is equal to or slightly greater than the depth of the second mounting groove 14.

After the camera 30 is inserted into the lens hole 11, the camera 30 may be extended to a certain distance from the lens hole 11 toward the transparent panel 20, and preferably, the distance from the camera 30 to the transparent panel 20 is in the range of 0.2mm to 0.4 mm. For example, by 0.2mm, 0.25mm, 0.3mm, 0.35mm or 0.4mm, preferably 0.3 mm.

The camera 30 presses the flexible dustproof pad 40 toward the partial region of the transparent panel 20 extending out of the lens hole 11, so that the partial region of the flexible dustproof pad 40 is deformed, thereby improving the sealing property between the transparent panel 20, the face housing 10 and the camera 30.

Further, the transparent panel 20 is made of a transparent plate structure, and may be made of transparent plastic or transparent glass. The glass is preferably made of transparent glass, so that the glass has higher definition, and the surface is smooth and easy to clean.

As shown in fig. 1, the panel housing 10 is further provided with a screen mounting area 15, the screen mounting area 15 includes a groove or an opening for accommodating the screen, and a threaded hole or a light hole for allowing a mounting screw to pass through, and the mounting screw passes through the threaded hole or the through hole of the screen mounting area 15 and then is screwed into the threaded hole behind the screen, thereby fixing the screen and the panel housing 10.

The display area of the screen faces the transparent panel 20. The transparent panel 20 is provided with a light shielding film in the other areas except the area corresponding to the display area of the lens 32 and the screen, and the light shielding film is used for shielding the other areas of the panel 10 and only exposes the area which needs to be exposed, such as the display area of the lens 32 and the screen, so that the outdoor unit of the video interphone equipment is more beautiful.

The screen arranged at the outdoor unit can be used for displaying images recorded at the indoor unit, and by using the visual intercom device of the outdoor unit, not only can a resident see the images of visitors, but also the visitors can see the images of the resident.

In a preferred embodiment of the present embodiment, a first mounting groove 12 is formed on one side of the panel housing 10, the transparent panel 20 is mounted in the first mounting groove 12, and the first mounting groove 12 is used for limiting the position of the transparent panel 20. The transparent panel 20 and the face shell 10 can be connected by various installation methods such as bonding, screwing and the like.

In the preferred embodiment of the present invention, a positioning column 50 is disposed on a side of the face shell 10 away from the transparent panel 20, a first positioning hole 51 is disposed on the positioning column 50, a second positioning hole is disposed on the camera 30, and the positioning screw 60 is screwed into the second positioning hole and the first positioning hole 51 in sequence to connect the camera 30 and the positioning column 50. Specifically, the second positioning hole is a threaded hole, and the first positioning hole 51 may be a threaded hole or an unthreaded hole.

Since the thickness of the camera 30 is relatively thick and the thickness of the face housing 10 is relatively thin in some cases, in such a case, only a partial region where the lens 32 is located of the camera 30 may extend into the lens hole 11 of the face housing 10, and a region of the camera 30 located outside the lens hole 11 is further fixed with the face housing 10 by the positioning screw 60, the positioning effect is good, and the connection stability is strong.

Specifically, the positioning column 50 is a bronze gong column, which is a cylindrical structure made of copper.

To facilitate adjustment of the distance that the camera 30 extends into the lens hole 11, as shown in fig. 2, in a preferred embodiment, a threaded mounting hole 13 is formed on the other side of the panel opposite to the first mounting groove 12, an external thread matching the threaded mounting hole 13 is formed at one end of the positioning column 50, and the positioning column 50 is connected to the panel 10 through the threaded mounting hole 13.

So set up, can be through the length that changes reference column 50 screw in screw thread pilot hole 13 to change the distance between the junction of reference column 50 and camera lens 32 and the face-piece 10, thereby can adjust the length that reference column 50 stretched into screw thread pilot hole 13 according to not unidimensional camera lens 32, thereby make camera 30 can be assembled in more suitable position, so that carry out more accurate adjustment to the distance that camera 30 stretched out lens hole 11.

As shown in fig. 2, the positioning column 50 is divided into a threaded section and a supporting section, and the threaded section and the supporting section are coaxially disposed and are integrally formed. The diameter of screw thread section is less than the diameter of support section, and the support section is kept away from the one side terminal surface of screw thread section for the plane, and this plane and the face contact of camera 30's PCB plate body 31. The first positioning hole 51 is provided at the connection section.

In the preferred embodiment of the present invention, the camera 30 includes a PCB plate 31 and a lens 32 mounted on the PCB plate 31, and the second positioning hole penetrates through the PCB plate 31. Specifically, the lens 32 is mounted in the middle region of the PCB board 31, the number of the second positioning holes is plural, and the plural second positioning holes are uniformly and alternately disposed in the outer peripheral region of the lens 32. It should be noted that the PCB is called as printedcuiitboard throughout english, and the chinese translation is a printed circuit board.

In fig. 1, the number of the second positioning holes is four, and correspondingly, the number of the positioning posts 50 and the number of the positioning screws 60 are also four.

As shown in fig. 3, in a preferred embodiment, the lens hole 11 includes a first hole section 111 and a second hole section 112, the first hole section 111 and the second hole section 112 are coaxial and are communicated with each other, the second hole section 112 is located on a side of the first hole section 111 facing away from the transparent panel 20, an aperture of the first hole section 111 is smaller than an aperture of the second hole section 112, and an arc transition surface 113 is provided between the first hole section 111 and the second hole section 112.

Further, the first hole section 111 and the second hole section 112 are both circular holes, and the first hole section 111 and the second hole section 112 are coaxially disposed.

So set up, because camera 30 stretches into by second hole section 112 side, and the aperture of second hole section 112 is greater than the space of first hole section 111, consequently be convenient for camera 30 and lens opening 11 counterpoint, be convenient for stretch into lens opening 11 with camera 30, continue to stretch into after camera 30 stretches into second hole section 112 of lens opening 11, will stretch into in first hole section 111 along second hole section 112. The aperture of the first hole section 111 is slightly larger than the outer diameter of the lens 32, so that the first hole section 111 has a certain limiting effect on the lens 32.

Because the circular arc transition surface 113 is formed between the second hole section 112 and the first hole section 111, the camera 30 can enter the first hole section 111 more smoothly after extending along the second hole section 112.

Second embodiment

The present embodiment provides a video intercom device, which includes the outdoor unit of the video intercom device provided in the first embodiment, and further includes an indoor unit, where the indoor unit is electrically connected to the outdoor unit of the video intercom device.

The indoor unit comprises a shell, and a display screen and an unlocking button are arranged on the shell. The display screen is used for displaying images recorded by a camera of the outdoor unit of the visual intercom device.

When the outdoor unit of the visual intercom is provided with a radio (microphone), a receiver or a loudspeaker is correspondingly arranged on the indoor unit, and the sound collected by the radio is processed and then emitted by the receiver or the loudspeaker, so that conversation can be carried out between visitors and residents in a building using the visual intercom.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The outdoor unit of the visual intercom device is characterized by comprising a casing, a transparent panel and a camera, wherein the transparent panel is installed on the outer side of the casing, the casing is provided with a lens hole, at least part of the area of the camera extends into the lens hole, a flexible dustproof pad is arranged between the camera and the transparent panel, a through hole is formed in the flexible dustproof pad, and the direction of a lens of the camera is towards the through hole.

2. The outdoor unit of claim 1, wherein the flexible dustproof pad is made of EVA.

3. The outdoor unit of video intercom equipment according to claim 1 or 2, wherein the casing includes a casing body and a face casing, the face casing is coupled to the casing body, the transparent panel is installed to the face casing, and the lens hole penetrates the face casing in a thickness direction of the face casing.

4. The outdoor unit of claim 3, wherein a positioning post is disposed on a side of the casing facing away from the transparent panel, a first positioning hole is disposed on the positioning post, a second positioning hole is disposed on the camera, and a positioning screw is sequentially screwed into the second positioning hole and the first positioning hole to connect the camera and the positioning post.

5. The outdoor unit of video intercom equipment of claim 4, wherein a first mounting groove is formed at one side of the panel housing, the transparent panel is mounted to the first mounting groove, a screw hole is formed at the other side of the panel, an external screw matched with the screw hole is formed at one end of the positioning column, and the positioning column is connected to the panel housing through the screw hole.

6. The outdoor unit of video intercom equipment of claim 3, wherein a second installation groove is provided at a side of the panel housing facing the transparent panel, the second installation groove is located at a peripheral area of the lens hole, the flexible dustproof gasket is installed at the second installation groove, and a through hole of the flexible dustproof gasket has a smaller diameter than that of the lens hole.

7. The outdoor unit of claim 6, wherein the camera protrudes from the lens hole toward the transparent panel by a distance ranging from 0.2mm to 0.4 mm.

8. The outdoor unit of claim 4, wherein the camera comprises a PCB plate and a lens mounted on the PCB plate, and the second positioning hole penetrates through the PCB plate.

9. The outdoor unit of claim 1, wherein the lens hole comprises a first hole section and a second hole section, the first hole section and the second hole section are coaxial and are communicated with each other, the second hole section is located on the side, away from the transparent panel, of the first hole section, the aperture of the first hole section is smaller than that of the second hole section, and an arc transition surface is arranged between the first hole section and the second hole section.

10. A video intercom set, comprising the outdoor unit of the video intercom set as claimed in any one of claims 1 to 9, and an indoor unit electrically connected to the outdoor unit of the video intercom set.

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