CN113724456B

CN113724456B - Intelligent doorbell

Info

Publication number: CN113724456B
Application number: CN202111016583.3A
Authority: CN
Inventors: 全滔滔; 薛冰雨; 周运亿; 刘墅铎
Original assignee: Shenzhen Lindu Technology Co ltd
Current assignee: Dongguan Jieshuai Electronics Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2023-08-15
Anticipated expiration: 2041-08-31
Also published as: CN113724456A

Abstract

The invention relates to the technical field of doorbell, and discloses an intelligent doorbell, which comprises: casing, main circuit board, main camera and vice camera. Main circuit board, main camera and vice camera are all installed in the casing, and main camera and vice camera are towards the same side of casing, and main camera and vice camera all electric connection are in main circuit board, and the contained angle of the optical axis of main camera and the optical axis of vice camera is 35 degrees to 55 degrees. The main camera can be used for monitoring the activity condition of people outside the door, the auxiliary camera can be used for monitoring the condition of the ground at the door, a user can accurately know the condition of visiting people outside the door and the condition of the ground outside the door, and the user can judge that articles such as express, fresh or vegetables are placed on the ground outside the door, can automatically open the door immediately to retrieve the express, fresh or vegetables and the like, and is convenient for the user.

Description

Intelligent doorbell

Technical Field

The invention relates to the technical field of doorbell, in particular to an intelligent doorbell.

Background

At present, an intelligent doorbell generally comprises a camera for monitoring the condition outside a door, mainly the activity condition of a person outside the door, so that a user can identify visiting persons through the camera.

The camera is mainly used for monitoring the activity condition of people outside the door, and can not monitor the condition of the ground at the door, so that more information outside the door can not be provided for the user, inconvenience can be brought to the user, for example, an express delivery person presses an intelligent doorbell and then leaves the express delivery object after the express delivery object is placed on the ground at the door, the intelligent doorbell does not monitor people outside the door, and meanwhile, the express delivery object on the ground at the door can not be monitored, and the intelligent doorbell can be deliberately pressed by mistake for miscreants without opening the door to take the express delivery object on the ground at the door.

Disclosure of Invention

The embodiment of the invention aims to provide an intelligent doorbell, which solves the technical problem that the intelligent doorbell cannot monitor the condition of the ground at a doorway in the prior art.

The technical scheme adopted by the embodiment of the invention for solving the technical problems is as follows: provided is an intelligent doorbell, comprising: the camera comprises a shell, a main circuit board, a main camera and an auxiliary camera, wherein the main circuit board, the main camera and the auxiliary camera are both arranged on the shell, the main camera and the auxiliary camera face towards the same side of the shell, the main camera and the auxiliary camera are electrically connected to the main circuit board, and an included angle between an optical axis of the main camera and an optical axis of the auxiliary camera is 35-55 degrees.

In some embodiments, when the intelligent doorbell is mounted on a wall or door, the primary camera is located above the secondary camera, the optical axis of the primary camera and the optical axis of the secondary camera are located in the same plane, the plane is vertically arranged, the optical axis of the primary camera is horizontally arranged, and the secondary camera is inclined downwards.

In some embodiments, the smart doorbell comprises a doorbell host and a wall plate assembly;

the doorbell host comprises a shell, a main circuit board, a main camera and an auxiliary camera, wherein the main circuit board, the main camera and the auxiliary camera are all arranged on the shell, the shell is provided with a positioning groove, and a buckling position is arranged in the positioning groove;

the hanging wall plate assembly comprises a hanging wall plate and a lock catch, the lock catch is arranged on the hanging wall plate, the lock catch is contained in the positioning groove, and the lock catch is clamped at the buckling position;

the shell and one of the wall hanging plates are provided with a containing groove, a first buckling piece is arranged in the containing groove, the other one of the shell and the wall hanging plates comprises a second buckling piece, the second buckling piece is contained in the containing groove, and the first buckling piece and the second buckling piece are buckled.

In some embodiments, the wall-hanging plate assembly comprises a supporting member, two supporting members are oppositely arranged, the two supporting members are fixed on the wall-hanging plate, and each supporting member is provided with a supporting groove;

the lock catch comprises a lock catch main body, a fixing part and a buckling part, wherein the two fixing parts are respectively arranged at two opposite sides of the lock catch main body, each fixing part is contained in a corresponding bearing groove of the bearing piece, the buckling part is arranged at one side, opposite to the wall hanging plate, of the lock catch main body, and the buckling part is clamped at the buckling position.

In some embodiments, one of the latch body and the hanging plate comprises a guide part, the other of the latch body and the hanging plate is provided with a guide groove, the guide part is accommodated in the guide groove, and the guide part can slide along the guide groove to guide the latch part to be clamped in or separated from the latch position;

the buckling part comprises an inclined surface, and the inclined surface is used for guiding the buckling part to be clamped into the buckling position.

In some embodiments, the wall panel assembly includes a compression spring;

the wall hanging plate is provided with a through hole and comprises a first positioning column;

The lock catch main body is provided with a spring groove, the position of the spring groove corresponds to the position of the through hole, and the bottom wall of the spring groove is provided with a second positioning column;

the spring is accommodated in the spring groove, one end of the spring is installed in the first positioning column, the other end of the spring is installed in the second positioning column, the spring is contracted between the first positioning column and the second positioning column, and the spring is used for providing elasticity to push the buckling part to be clamped in or separated from the buckling position.

In some embodiments, the housing is provided with an unlocking hole, and the unlocking hole is communicated with the positioning groove;

the lock catch comprises an unlocking column, one end of the unlocking column is connected to the buckling part, and the unlocking column is contained in the unlocking hole.

In some embodiments, the housing comprises an outer housing and an inner housing, the outer housing surrounding the inner housing, the outer housing defining a first lens receiving cavity, the inner housing defining a second lens receiving cavity, the inner housing comprising a flange surrounding the second lens receiving cavity, the flange being exposed from the outer housing through the first lens receiving cavity, a bottom wall of the second lens receiving cavity defining a lens through-hole, the secondary camera being oriented toward the lens through-hole;

The intelligent doorbell comprises a first light source, a first infrared lens and a camera lens, wherein the first light source is exposed in the first lens accommodating cavity through the inner surface shell, the first infrared lens is installed in the first lens accommodating cavity, the first infrared lens covers the first light source in the first lens accommodating cavity, the camera lens is installed in the second lens accommodating cavity, the camera lens covers the lens through hole, the flange surrounds the camera lens, the first infrared lens surrounds the flange, and the flange isolates the first infrared lens from the camera lens.

In some embodiments, the housing comprises an outer shell and an inner shell, the outer shell surrounding the inner shell;

the intelligent doorbell further comprises a sensor, a lens, a key assembly, a key main board, a second light source and a second infrared lens;

the inner face shell is provided with a sensor through hole and a main camera through hole, the sensor through hole is adjacent to the main camera through hole, the sensor is accommodated in the sensor through hole, and the main camera is accommodated in the main camera through hole;

the lens is mounted on the inner face shell, covers the sensor through hole and surrounds the main camera through hole;

The key assembly is positioned between the main camera and the auxiliary camera;

the key main board is electrically connected to the main circuit board;

the second light source is arranged on the key main board;

the outer shell is provided with a mounting groove, and the sensor through hole and the main camera through hole are communicated with the mounting groove;

the second infrared lens is mounted in the mounting groove, and surrounds the key assembly and the lens.

In some embodiments, the intelligent doorbell comprises a sealing collar, the sealing collar is sleeved on the periphery of the main camera and is close to the inner shell, the sealing collar comprises an outer edge flanging, one end of the sealing collar is positioned between the lens and the main camera, the other end of the sealing collar is provided with the outer edge flanging, and the outer edge flanging is folded towards the inner shell to form an annular accommodating groove;

the side wall of the main camera through hole is accommodated in the accommodating groove;

the lens surrounds the seal collar, which isolates the lens from the primary camera.

Compared with the prior art, in the intelligent doorbell provided by the embodiment of the invention, the included angle between the optical axis of the main camera and the optical axis of the auxiliary camera is 35-55 degrees, the main camera can be used for monitoring the activity condition of people outside the door, the auxiliary camera can be used for monitoring the condition of the ground at the door, for example, express items, takeaway, goods and the like placed on the ground outside the door, a user can accurately know the condition of visiting people outside the door and the condition of the ground outside the door, and can judge that the articles such as express, fresh or vegetables are placed on the ground outside the door, and the user can immediately and automatically open the door to retrieve the articles such as express, fresh or vegetables into the home, thereby being convenient for the user.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.

Fig. 1 is a perspective view of a smart doorbell according to one embodiment of the present invention;

FIG. 2 is an exploded view of the smart doorbell shown in FIG. 1;

FIG. 3 is a cross-sectional view of the smart doorbell shown in FIG. 1 with some elements omitted;

FIG. 4 is another exploded view of the smart doorbell shown in FIG. 1;

FIG. 5 is a further exploded view of the smart doorbell shown in FIG. 1;

FIG. 6 is an enlarged view of portion A of FIG. 5;

FIG. 7 is a perspective view of a latch of the smart doorbell shown in FIG. 1;

FIG. 8 is an enlarged view of portion B of FIG. 3;

FIG. 9 is a partial schematic view of the smart doorbell shown in FIG. 1, wherein an outer shell of the smart doorbell is omitted;

FIG. 10 is an assembly view of a lens mount and a light plate of the smart doorbell shown in FIG. 1;

FIG. 11 is a partial cross-sectional view of an inner face shell, lens mount and light panel of the smart doorbell shown in FIG. 1;

FIG. 12 is an assembly view of an inner housing, lens holder and light panel;

FIG. 13 is another cross-sectional view of the smart doorbell shown in FIG. 1 with some elements omitted;

fig. 14 is an enlarged view of a portion C of fig. 13;

fig. 15 is an enlarged view of a portion D in fig. 13;

FIG. 16 is an assembly view of the main circuit board, light guide plate and key light source of the smart doorbell shown in FIG. 1;

fig. 17 is a portion of a cross-sectional view of the smart doorbell shown in fig. 1.

Detailed Description

In order that the invention may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "connected" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "left," "right," "upper," "lower," "top," and "bottom," and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 and fig. 2 together, an intelligent doorbell 100 according to an embodiment of the present invention includes a doorbell host 10 and a wall plate assembly 20, wherein the doorbell host 10 is detachably mounted on the wall plate assembly 20. The wall panel assembly 20 is configured to be mounted to a wall or door.

Referring to fig. 3, the doorbell main body 10 includes a housing 12, a main circuit board 14, a main camera 16 and a sub camera 18, wherein the main circuit board 14, the main camera 16 and the sub camera 18 are mounted on the housing 12. The main camera 16 and the sub camera 18 face the same side of the housing 12, the main camera 16 and the sub camera 18 are electrically connected to the main circuit board 14, and an included angle between an optical axis O1 of the main camera 16 and an optical axis O2 of the sub camera 18 is 35 degrees to 55 degrees (see fig. 2).

In the embodiment of the present invention, the included angle between the optical axis O1 of the main camera 16 and the optical axis O2 of the auxiliary camera 18 is 35 to 55 degrees, the main camera 16 may be used to monitor the activity of a person outside the door, the auxiliary camera 18 may be used to monitor the condition of the ground at the doorway, for example, the condition of an express item, takeaway, goods, etc. placed on the ground outside the doorway, and the auxiliary camera 18 may also be used to monitor the condition of an article, such as an express item, a handbag, etc., held by a visitor outside the door. Thus, more information outside the door, particularly information on the ground outside the door, can be provided to the user. In the context of the vigorous development of the electronic commerce industry, the services of delivering the express, delivering the fresh vegetables and the like to the door are more and more closely related to the daily life of people, and in order to save time, the express or the delivery personnel usually leave the express, the fresh vegetables or the like at the door after pressing the intelligent doorbell 100 of the user. By means of the main camera 16 and the auxiliary camera 18 with the included angles of the optical axes being 35-55 degrees, a user can accurately know the condition of visiting personnel outside the door and the condition of the ground outside the door, judge that express, fresh or vegetables and the like are placed on the ground outside the door, and can immediately and automatically open the door to retrieve the express, fresh or vegetables and the like into the home, so that convenience is brought to the user.

When the intelligent doorbell 100 is installed on a wall or a door body, the main camera 16 is located above the auxiliary camera 18, the optical axis O1 of the main camera 16 and the optical axis O2 of the auxiliary camera 18 are located in the same plane, the plane is vertically arranged, the optical axis O1 of the main camera 16 is horizontally arranged, and the auxiliary camera 18 is inclined downward.

The angle of view of the primary camera 16 is 160 degrees and the angle of view of the secondary camera 18 is 90 degrees.

The included angle between the optical axis O1 of the main camera 16 and the optical axis O2 of the sub camera 18 may be 40 degrees, 45 degrees, 50 degrees, etc. In some embodiments, the included angle is 45 degrees, the optical axis O1 of the main camera 16 and the optical axis O2 of the auxiliary camera 18 are located in the same plane, and the plane is vertically set, the optical axis O1 of the main camera 16 is horizontally set, the auxiliary camera 18 is inclined downward, and the main camera 16 and the auxiliary camera 18 are mutually matched, so that the intelligent doorbell 100 has no monitoring dead angle, and at different installation heights, the intelligent doorbell 100 also has no monitoring dead angle.

Referring to fig. 4 and 5, the housing 12 is provided with a positioning slot 122, and a fastening portion 124 is disposed in the positioning slot 122.

The wall panel assembly 20 includes a wall panel 202, a lock 204, and an angle mounting plate 206, the lock 204 is mounted on the wall panel 202, the lock 204 is received in the positioning slot 122, and the lock 204 is clamped to the fastening position 124.

The wall panel 202 may be mounted to the angle mounting plate 206, and the angle mounting plate 206 is configured to be mounted to a wall or door.

In some embodiments, the angle mounting plate 206 may be a horizontal tilt angle plate, and is mounted in cooperation with the wall hanging plate 202 to realize a steering mounting in a horizontal direction, so that the intelligent doorbell 100 in the embodiment may be mounted at a corner, so that the problem that one side has a wall body to cover and waste a lens angle, and the other side has an open surface which is not completely monitored can be solved, and the tilt angle of the horizontal tilt angle plate may be 15 degrees, and may be turned over by 180 degrees, or may be turned to the left by one angle, or may be turned to the right by one angle. Alternatively, the angle mounting plate 206 may be a vertical tilt angle plate, so as to adapt to a wall surface with a vertical tilt angle, where the tilt angle of the vertical tilt angle plate may be 5.5 degrees, and may be turned over by 180 degrees, or may be deflected downward by an angle, or may be deflected upward by an angle.

In some embodiments, the angle mounting plate 206 may be omitted and the smart doorbell 100 may be directly mounted to a wall or door body only through the wall panel 202.

The housing 12 is provided with a receiving groove 126, a first fastening member 128 is disposed in the receiving groove 126, the wall plate 202 includes a second fastening member 228, the second fastening member 228 is received in the receiving groove 126, and the first fastening member 128 and the second fastening member 228 are fastened.

The housing 12 is in contact with the wall panel 202.

In this embodiment, when the intelligent doorbell 100 is installed on a wall or a door, the wall panel assembly 20 is first fixed on the wall or the door, and the first fastening member 128 and the second fastening member 228 are fastened by the fastening buckle 204 and the fastening buckle 124, so that the doorbell host 10 can be quickly fixed on the wall panel assembly 20. When the doorbell host 10 needs to be detached from the wall plate assembly 20, the lock catch 204 and the lock catch 124 are separated, and the first locking piece 128 and the second locking piece 228 are separated, so that the doorbell host 10 can be detached conveniently.

The intelligent doorbell 100 is divided into a doorbell host 10 and a wall panel assembly 20, and when in installation, the wall panel assembly 20 is fixed on a wall surface or a door body, so that the doorbell host 10, particularly optical elements, electronic elements and the like in the doorbell host 10 can be prevented from being damaged in the installation process.

The positioning groove 122 is formed in the housing 12, when the doorbell host 10 is mounted on the wall-mounted assembly 20, the lock catch 204 is inserted into the positioning groove 122, so that the lock catch 204 and the locking position 124 can be quickly and accurately pre-aligned, the first locking piece 128 and the second locking piece 228 can be pre-aligned, and then the doorbell host 10 is pushed upwards, so that the lock catch 204 and the locking position 124 are locked, the second locking piece 228 is inserted into the accommodating groove 126, and the first locking piece 128 and the second locking piece 228 are locked.

In this embodiment, the number of the first fastening devices 128 is two, the number of the second fastening devices 228 is also two, the number of the lock catches 204 is one, when the smart doorbell 100 is installed on a wall or a door body, the two first fastening devices 128 and the two second fastening devices 228 are located on the same horizontal plane, the two first fastening devices 128 and one lock catch 204 are respectively located at three vertex angles of an isosceles triangle, and the two first fastening devices 128 are located above the lock catches 204, so that the weight of the doorbell host 10 can be uniformly borne by the two first fastening devices 128 and the lock catches 204, the service life of the two first fastening devices 128 and the lock catches 204 can be improved, and meanwhile, the two first fastening devices 128 and the two lock catches 204 are located in advance of one point with the positioning groove 122, so that the lock catches 204 can be conveniently and quickly pre-aligned with the lock catches 204, the first fastening devices 128 can be pre-aligned with the second fastening devices 128, and the doorbell host 20 can be quickly mounted on the point-to-point wall hanging component 20.

It will be appreciated that in some other embodiments, the number and location of the first latches 128, the number and location of the second latches 228, and the number and location of the latches 204 may be configured as desired.

In this embodiment, the fastening portion 124 is disposed in the positioning groove 122, the first fastening portion 128 is disposed in the accommodating groove 126, the lock catch 204 is inserted into the positioning groove 122 and is fastened to the fastening portion 124, the second fastening portion 228 is accommodated in the accommodating groove 126, and the first fastening portion 128 and the second fastening portion 228 are fastened, so that the shell 12 and the wall panel 202 can be contacted, and the intelligent doorbell 100 can be compact in structure and small in volume.

It will be appreciated that in some other embodiments, the receiving slot may be formed in the wall panel, the first fastening member may be disposed in the receiving slot, and the second fastening member may be disposed in the housing, so that the doorbell host may be detachably mounted on the wall panel assembly. Therefore, the accommodating groove is formed in one of the shell and the wall hanging plate, the first buckling piece is arranged in the accommodating groove, and the other one of the shell and the wall hanging plate comprises the second buckling piece.

Referring to fig. 6 and 7, the wall-hanging board assembly 20 further includes a supporting member 208, two supporting members 208 are disposed opposite to each other, the two supporting members 208 are fixed on the wall-hanging board 202, and each supporting member 208 is provided with a supporting groove 2082. The lock 204 includes a lock main body 2040, a fixing portion 2042 and a fastening portion 2044, the two fixing portions 2042 are respectively disposed at two opposite sides of the lock main body 2040, each fixing portion 2042 is received in a corresponding bearing groove 2082 of the bearing member 208, the fastening portion 2044 is disposed at a side of the lock main body 2040 facing away from the wall panel 202, and the fastening portion 2044 is fastened to the fastening portion 124.

In this embodiment, two holding portions 2042 are respectively disposed at two opposite sides of the latch main body 2040, each holding portion 2042 is received in a corresponding bearing groove 2082 of one of the bearing members 208, so that the latch 204 can be conveniently mounted on the wall plate 202, and the latch main body 2040 can be firmly fixed by the two holding portions 2042.

The wall panel 202 includes a pilot 2022.

The latch main body 2040 is provided with a guiding groove 2045, the guiding portion 2022 is accommodated in the guiding groove 2045, and the guiding portion 2022 can slide along the guiding groove 2045 to guide the fastening portion 2044 to be fastened into or separated from the fastening portion 124. The fastening portion 2044 includes an inclined surface 2046, and the inclined surface 2046 is used for guiding the fastening portion 2044 to be fastened into the fastening position 124.

The guide portions 2022 have a strip-shaped structure, and two guide portions 2022 are disposed in parallel. The guide grooves 2045 are bar-shaped grooves, and two guide grooves 2045 are arranged in parallel.

The mating of the guide portions 2022 and the guide grooves 2045 may facilitate pushing each of the holding portions 2042 into the corresponding one of the support grooves 2082 of the support 208, or may facilitate pushing each of the holding portions 2042 out of the corresponding one of the support grooves 2082 of the support 208.

It will be appreciated that in some other embodiments the positions of the guide and the guide slot may be interchanged, i.e. the latch body includes a guide and the wall panel defines a guide slot. Therefore, one of the lock catch main body and the hanging wall plate comprises a guide part, and the other of the lock catch main body and the hanging wall plate is provided with a guide groove.

The wall-mount plate assembly 20 includes a compression spring 210. The wall panel 202 is provided with a through hole 2020, and the wall panel 202 includes a first positioning column 2024. The latch main body 2040 is provided with a spring slot 2047, the position of the spring slot 2047 corresponds to the position of the through hole 2020, the bottom wall of the spring slot 2047 is provided with a second positioning column 2048, the compression spring 210 is accommodated in the spring slot 2047, one end of the compression spring 210 is mounted on the first positioning column 2024, the other end of the compression spring 210 is mounted on the second positioning column 2048, the compression spring 210 is compressed between the first positioning column 2024 and the second positioning column 2048, and is used for providing elastic force to push the fastening portion 2044 to be fastened or separated from the fastening position 124.

When the compression spring 210 is mounted, the compression spring 210 is inserted through the through hole 2020, the compression spring 210 is received in the spring groove 2047, and then the compression spring 210 is compressed between the first positioning column 2024 and the second positioning column 2048.

During the process of the lock 204 being engaged with the locking portion 124, the compression spring 210 is further compressed, and the compression spring 210 can provide elastic force to assist the locking portion 2044 to be locked into the locking portion 124. During the process of disengaging the lock 204 from the lock 124, the compression spring 210 tends to recover, so as to provide elastic force to assist the lock 2044 to disengage from the lock 124.

The through hole 2020 is a strip-shaped through hole and is located between the two supporting members 208. The first positioning post 2024 extends into the through hole 2020 to facilitate mounting of the compression spring 210 between the first positioning post 2024 and the second positioning post 2048.

The wall-mount panel assembly 20 also includes a plastic shielding sheet 212, the shielding sheet 212 covering the through-hole 2020 (see fig. 4).

The housing 12 is provided with an unlocking hole 128, and the unlocking hole 128 is in communication with the positioning slot 122 (see fig. 4). The lock 204 includes an unlocking post 2049, one end of the unlocking post 2049 is connected to the fastening portion 2044, and the unlocking post 2049 is accommodated in the unlocking hole 128. When the doorbell body 10 is to be detached from the wall plate assembly 20, a detaching tool, such as a screwdriver, can be used to extend into the unlocking hole 128 from the outside of the housing 12 and push the unlocking post 128 to disengage from the unlocking hole 128, so that the lock catch 204 is partially disengaged from the lock catch 124, and then the doorbell body 10 is pushed downward by a force, so that the lock catch 204 is completely disengaged from the lock catch 124, and the first locking piece 128 is completely disengaged from the second locking piece 228, so that the doorbell body 10 can be detached from the wall plate assembly 20. With the unlocking post 2049, the doorbell host 10 can be easily detached.

It will be appreciated that in some embodiments, the unlocking post 2049 may also extend out of the housing 12 through the unlocking hole 128, so that the user may push the unlocking post 2049 directly by hand without using a removal tool.

Referring to fig. 8 and 9, the housing 12 includes an outer housing 121 and an inner housing 123, the outer housing 121 wraps the inner housing 123, the outer housing 121 is provided with a first lens accommodating cavity 1210, the inner housing 123 is provided with a second lens accommodating cavity 1230, the inner housing 123 includes a flange 1232, the flange 1232 surrounds the second lens accommodating cavity 1230, the flange 1232 is exposed from the outer housing 121 through the first lens accommodating cavity 1210, a bottom wall of the second lens accommodating cavity 1230 is provided with a lens through hole 1234, and the sub-camera 18 faces the lens through hole 1234. The smart doorbell 100 comprises a first light source 11, a first infrared lens 13 and a camera lens 15, wherein the first light source 11 is exposed in the first lens accommodating cavity 1210 through the inner shell 123, the first infrared lens 13 is installed in the first lens accommodating cavity 1210, the first infrared lens 13 covers the first light source 11 in the first lens accommodating cavity 1210, the camera lens 15 is installed in the second lens accommodating cavity 1230, the camera lens 15 covers the lens through hole 1234, the flange 1232 surrounds the camera lens 15, the first infrared lens 13 surrounds the flange 1232, and the flange 1232 isolates the first infrared lens 13 from the camera lens 15.

The inner shell 123 may be made of black Polycarbonate (PC) by injection molding, the outer shell 121 may be made of polycarbonate plus Acrylonitrile Butadiene Styrene (ABS), the outer shell 121 may be made by injection molding on the basis of the inner shell 123, the inner shell 123 may need to support the main circuit board 14 and the like, and various grooves may need to be formed, so that the inner structure is complex, the structural strength is required, and the outer shell 121 may need to have a better appearance, and the outer shell 12 of the present embodiment may simultaneously satisfy different requirements of the outer shell 121 and the inner shell 123 by injection molding.

The first light source 11 may be a light emitting diode lamp or the like for providing a light source for photographing the sub camera 18 in a dark environment. The number of the first light sources 11 may be at least two, respectively located outside the flange 1232 and located at opposite sides of the flange 1232.

The first infrared lens 13 is configured to convert light emitted by the first light source 11 into infrared light, so that the sub-camera 18 can perform image capturing in a dark environment.

The camera lens 15 is configured to converge incident light to the sub-camera 18, so as to improve imaging quality and imaging distance of the sub-camera 18.

In this embodiment, the flange 1232 surrounds the camera lens 15, and the first infrared lens 13 surrounds the flange 1232, so that the smart doorbell 100 can be compact, and further, the flange 1232 isolates the first infrared lens 13 from the camera lens 15, so as to prevent the light of the first light source 11 from entering the sub-camera 18 through the camera lens 15, so as to affect the imaging quality of the sub-camera 18.

The bottom wall of the first lens accommodation cavity 1210 is provided with a positioning groove 1212. The inner housing 123 includes a positioning protrusion 1236, and the positioning protrusion 1236 is received in the positioning groove 1212. The flange 1232 is disposed on the positioning boss 1236.

The positioning protrusion 1236 is received in the positioning groove 1212, and positions the inner case 123 and the outer case 121 to facilitate mounting of the inner case 123 to the outer case 121.

Referring to fig. 10, 11 and 12, the smart doorbell 100 includes a lens holder 30 and a light plate 40. The lens holder 30 is mounted to the inner housing 123, the sub-camera 18 is mounted to the lens holder 30 (see fig. 8), and the lens holder 30 includes a supporting bone 32. The first light source 11 is mounted on the light plate 40, the light plate 40 is pressed between the supporting rib 32 and the inner shell 123, and the light plate 40 is provided with a limiting hole 48. The inner shell 123 extends out of the outer shell 121 in a direction away from the outer shell 121 to form a limiting post 1238, and the limiting post 1238 is mounted to the limiting hole 48.

In this embodiment, the lamp panel 40 is pressed between the supporting rib 32 and the inner shell 123, so that the lamp panel 40 is fixed in a direction perpendicular to the lamp panel 40, and further, the limiting posts 1238 are mounted in the limiting holes 48, so that the lamp panel 40 is fixed in a direction parallel to the lamp panel 40. Therefore, the lamp panel 40 can be fixed without screws or glue, the installation is convenient and quick, and the environment is protected.

The surface of the inner shell 123 facing away from the outer shell 121 is provided with a lamp plate groove 1239, and the position of the lamp plate groove 1239 corresponds to the position of the positioning protrusion 1236. The lamp panel 40 is accommodated in the lamp panel groove 1239.

The lamp plate groove 1239 is a groove formed by protruding the positioning protrusion 1236 toward the outer case 121, and the shape of the lamp plate groove 1239 is the same as the shape of the positioning protrusion 1236. The positioning protrusion 1236 may position the outer casing 121 and the inner casing 123, so as to facilitate the inner casing 123 to be mounted on the outer casing 121, and the lamp panel 40 is accommodated in the lamp panel slot 1239, so that the volume of the smart doorbell 100 is reduced and the structure is more compact.

Referring back to fig. 8, the smart doorbell 100 includes a first sealing collar 50, the first sealing collar 50 is pressed between the lens holder 30 and the inner housing 123, and the first sealing collar 50 is used for sealing a gap between the lens holder 30 and the inner housing 123, and shielding light in the doorbell host 10 from entering the camera lens 15 and the sub-camera 18 through the gap between the lens holder 30 and the inner housing 123.

The first sealing collar 50 may be a waterproof glue.

The smart doorbell 100 comprises a horn cavity 60 and a spacer 70, the horn cavity 60 comprising a support 62. The spacer 70 is pressed between the support 62 and the bottom of the secondary camera 18, and the spacer 70 presses and fixes the bottom of the secondary camera 18. The secondary camera 18 is compressed between the spacer 70 and the lens holder 30.

The pad 70 may be foam.

The spacer 70 compresses tightly and fixes the bottom of the secondary camera 18, so that the secondary camera 18 is fixed in the Z direction of the secondary camera 18, and the lens bracket 30 can limit and fix the secondary camera 18 in the X, Y direction of the secondary camera 18, so that the secondary camera 18 is limited and fixed in three dimensions.

The smart doorbell 100 comprises a first waterproof glue piece and a second waterproof glue piece. The first waterproof glue piece is connected between the bottom wall of the first lens accommodating cavity 1210 and the first infrared lens 13. The second waterproof glue member is connected between the bottom wall of the second lens accommodating cavity 1230 and the camera lens 15.

By means of the first waterproof glue piece and the second waterproof glue piece, the intelligent doorbell 100 of the present embodiment can have a waterproof function. The first waterproof glue piece and the second waterproof glue piece can be waterproof glue.

Referring to fig. 13 and 14, the smart doorbell 100 further comprises a sensor 90, a lens 92, a key assembly 94, a key motherboard 96, a second light source 98 (see fig. 16), and a second infrared lens 99.

The inner shell 123 is provided with a sensor through hole 1231 and a main camera through hole 1233, the sensor through hole 1231 is adjacent to the main camera through hole 1233, the sensor 90 is accommodated in the sensor through hole 1231, and the main camera 16 is accommodated in the main camera through hole 1233. The lens 92 is mounted to the inner housing 123, the lens 92 covers the sensor through hole 1231, and the lens 92 surrounds the main camera through hole 1233. The key assembly 94 is located between the primary camera 16 and the secondary camera 18. The key motherboard 96 is electrically connected to the main circuit board 14. The second light source 98 is mounted to the key board 96 (see fig. 16). The outer case 121 is provided with a mounting groove 1214, and the sensor through hole 1231 and the main camera through hole 1233 are both communicated with the mounting groove 1214. The second infrared lens 99 is mounted to the mounting slot 1214, and the second infrared lens 99 surrounds the key assembly 94 and the lens 92.

In this embodiment, the lens 92 surrounds the main camera through hole 1233, the second infrared lens 99 surrounds the key assembly 94 and the lens 92, so that the second light source 98 may be mounted on the key main board 96, and the second light source 98 has a smaller volume and is mounted on the key main board 96, so that the distance between the key main board 96 and the inner shell 123 is shorter, and the thickness of the smart doorbell 100 is reduced. The sensor 90 is relatively bulky, and may be mounted on a sensor motherboard that is relatively far from the inner housing 123, adjacent to the main camera 16, so as not to increase the thickness of the smart doorbell 100. The sensor motherboard is electrically connected to the main circuit board 14.

The sensor 90 may be a PIR human sensor, the lens 92 may be a PIR lens, and the second light source 98 may be a light emitting diode lamp.

The intelligent doorbell 100 comprises a second sealing ring 52, the second sealing ring 52 is sleeved on the periphery of the main camera 16 and is close to the inner shell 123, the second sealing ring 52 comprises an outer edge flanging 520, one end of the second sealing ring 52 is located between the lens 92 and the main camera 16, the other end of the second sealing ring 52 is provided with the outer edge flanging 520, and the outer edge flanging 520 is folded towards the inner shell 123 to form an annular accommodating groove 522. The side wall of the main camera through hole 1233 is accommodated in the accommodating groove 522. The lens 92 surrounds the second seal ring 52, and the second seal ring 52 isolates the lens 92 from the primary camera head 16.

The outer rim 520 is folded toward the inner shell 123 to form an annular accommodating groove 522, and the side wall of the main camera through hole 1233 is accommodated in the accommodating groove 522, so that liquid, such as water, can not enter the housing 12 between the second sealing ring 52 and the side wall of the main camera through hole 1233 to damage the optoelectronic components in the housing 12, such as the main circuit board 14 and the main camera 16. Further, the second sealing collar 52 isolates the lens 92 from the primary camera 16, preventing light within the housing 12, such as light from the second light source 98, from entering the primary camera 16 via the lens 92, thereby affecting the imaging quality of the primary camera 16.

The second sealing collar 52 may be a sealing foam.

The intelligent doorbell 100 comprises a third waterproof glue piece and a fourth waterproof glue piece. The third waterproof glue piece is connected between the bottom wall of the mounting groove 1214 and the second infrared lens 99. The fourth waterproof glue member is connected between the lens 92 and the inner housing 123.

By means of the third waterproof glue piece and the fourth waterproof glue piece, the intelligent doorbell 100 of the present embodiment can have a waterproof function. The third waterproof glue piece and the fourth waterproof glue piece can be waterproof glue.

Referring to fig. 15 and 16, the key assembly 94 includes an opaque pressing portion 940, a light transmitting portion 942, and a key elastic sheet 944. The pressing portion 940 is mounted on the light-transmitting portion 942, the light-transmitting portion 942 surrounds the pressing portion 940, and the light-transmitting portion 942 includes a supporting block 9420. The key elastic sheet 944 is mounted on the key main board 96, the position of the abutting block 9420 corresponds to the position of the key elastic sheet 944, and the pressing portion 940 can be pressed to push the abutting block 9420 to press the key elastic sheet 944.

The key assembly 94 further includes a key light source 946 and a light guide plate 948. The key light source 946 is mounted to the key main board 96, and the key light source 946 is disposed around the key dome 944.

The light guide plate 948 is mounted on the key main board 96, the light guide plate 948 includes a light incident surface 9480 and a light emitting surface 9482, the key light source 946 faces the light incident surface 9480, and the light emitting surface 9482 faces the key assembly 94.

The pressing part 940 is made of a light-impermeable material, such as a black, high-brightness plastic material. The light-transmitting portion 942 is made of a light-transmissible material, for example, a opalescent PC plastic material plus a diffusion powder.

When the pressing portion 940 is pressed to push the pressing block 9420 to press the key elastic sheet 944, the smart doorbell 100 rings, meanwhile, the key light source 946 emits light to be incident on the light incident surface 9480, the light exits to the key assembly 94 through the light exiting surface 9482, and the exiting light exits through the light transmitting portion 942, so that the light transmitting portion 942 is shiny, and user experience can be improved.

The light guide plate 948 is circular and surrounds the key light source 946. The light incident surface 9480 is circular, and the light emitting surface 9482 is annular.

The key light source 946 includes 5 light source units, the 5 light source units are uniformly arranged along a circle, each light source unit includes two lamps with different colors, for example, a white light emitting diode lamp and a red light emitting diode lamp, and the two light emitting diode lamps with different colors can emit light alternately, so that the light transmitting portion 942 can emit light with different colors alternately, and the user experience is further improved.

It will be appreciated that in some other embodiments, the 5 light source units may be light emitting diode lamps alternately emitting different colors of light. Further, the number of the light source units may be changed according to actual needs, and is not limited in this embodiment.

The key assembly 94 includes a rigid contact piece 949, the contact piece 949 being located between the interference block 9420 and the key spring 944. The contact piece 949 may be made of a hard plastic material to increase the feel of the user pressing the pressing portion 940.

The smart doorbell 100 comprises a first elastic waterproof piece 54 comprising a folded edge 540, the folded edge 540 being folded towards the inner housing 123 to form an annular groove 542. The inner shell 123 is partially received in the annular groove 542. The contact piece 949 is mounted to the side of the first resilient waterproof member 54 facing the key spring 944.

The folded edge 540 is folded towards the inner shell 123 to form an annular groove 542, and the inner shell 123 is partially received in the annular groove 542, so that liquid, such as water, cannot enter the housing 12 between the folded edge 540 and the inner shell 123, and the intelligent doorbell 100 has a waterproof function.

Referring to fig. 17, the smart doorbell 100 comprises a key switch 110, a second elastic waterproof member 112, and a power-on key 114. The key switch 110 is mounted on a side of the main circuit board 14 facing away from the main camera 16, and is located on a back surface of the main camera 16. The second elastic waterproof member 112 includes a mounting portion 1120 and an abutting column 1122, the mounting portion 1120 is mounted on an inner side wall of the housing 12, the abutting column 1122 extends from the mounting portion 1120 toward the key switch 110, and the abutting column 1122 is provided with a receiving cavity 1124. The power-on key 114 includes a pressing portion 1140 and an extending column 1142, the pressing portion 1140 passes through the housing 12, the pressing portion 1140 includes a fixing edge 1144, the fixing edge 1144 is pressed between the mounting portion 1120 and an inner sidewall of the housing 12, the extending column 1142 extends from the pressing portion 1140 toward the key switch 110, and the extending column 1142 is accommodated in the accommodating cavity 1124.

In this embodiment, the mounting portion 1120 of the second elastic waterproof member 112 is mounted on the inner side wall of the housing 12, so that liquid, such as water, can be prevented from entering the housing 12 through the gap between the touch portion 1140 and the housing 12, and the smart doorbell 100 has a waterproof function. The extension column 1142 is accommodated in the accommodating cavity 1124, and the second elastic waterproof member 112 is made of an elastic material, so as to increase the feel of the user pressing the pressing portion 1140.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; while the invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims

1. An intelligent doorbell, characterized in that it comprises: the camera comprises a shell, a main circuit board, a main camera and an auxiliary camera, wherein the main circuit board, the main camera and the auxiliary camera are all arranged on the shell, the main camera and the auxiliary camera face to the same side of the shell, the main camera and the auxiliary camera are all electrically connected to the main circuit board, and an included angle between an optical axis of the main camera and an optical axis of the auxiliary camera is 35-55 degrees;

the intelligent doorbell comprises a doorbell host and a wall hanging plate assembly;

one of the shell and the wall hanging plate is provided with a containing groove, a first buckling piece is arranged in the containing groove, the other one of the shell and the wall hanging plate comprises a second buckling piece, the second buckling piece is contained in the containing groove, and the first buckling piece and the second buckling piece are buckled;

The wall-hanging plate assembly comprises bearing pieces, wherein the two bearing pieces are oppositely arranged, the two bearing pieces are fixed on the wall-hanging plate, and each bearing piece is provided with a bearing groove;

the lock catch comprises a lock catch main body, a fixing part and a buckling part, wherein the two fixing parts are respectively arranged at two opposite sides of the lock catch main body, each fixing part is contained in a corresponding bearing groove of one bearing piece, the buckling part is arranged at one side, facing away from the hanging wall plate, of the lock catch main body, and the buckling part is clamped at the buckling position;

one of the lock catch main body and the hanging wall plate comprises a guide part, the other one of the lock catch main body and the hanging wall plate is provided with a guide groove, the guide part is accommodated in the guide groove, and the guide part can slide along the guide groove so as to guide the buckling part to be buckled into or separated from the buckling position;

the buckling part comprises an inclined surface which is used for guiding the buckling part to be buckled into the buckling position;

the wall plate hanging assembly comprises a pressure spring;

2. The intelligent doorbell of claim 1, wherein when the intelligent doorbell is installed on a wall or door, the primary camera is located above the secondary camera, the optical axis of the primary camera and the optical axis of the secondary camera are located in the same plane, the plane is vertically disposed, the optical axis of the primary camera is horizontally disposed, and the secondary camera is inclined downward.

3. The intelligent doorbell of claim 1, wherein the housing is provided with an unlocking hole, the unlocking hole being in communication with the positioning slot;

4. The intelligent doorbell of claim 1, wherein the housing comprises an outer housing and an inner housing, the outer housing surrounding the inner housing, the outer housing defining a first lens receiving cavity, the inner housing defining a second lens receiving cavity, the inner housing including a flange surrounding the second lens receiving cavity, the flange emerging from the outer housing through the first lens receiving cavity, a bottom wall of the second lens receiving cavity defining a lens through-hole, the secondary camera facing the lens through-hole;

5. The smart doorbell of claim 1, wherein the housing comprises an outer shell and an inner shell, the outer shell surrounding the inner shell;

the key main board is electrically connected to the main circuit board;

the second light source is arranged on the key main board;

6. The intelligent doorbell of claim 5, wherein the intelligent doorbell comprises a sealing collar, the sealing collar is sleeved on the periphery of the main camera and is close to the inner face shell, the sealing collar comprises an outer edge flanging, one end of the sealing collar is positioned between the lens and the main camera, the other end of the sealing collar is provided with the outer edge flanging, and the outer edge flanging is folded towards the inner face shell to form an annular accommodating groove;