CN220586368U

CN220586368U - Doorbell lens

Info

Publication number: CN220586368U
Application number: CN202322225371.7U
Authority: CN
Inventors: 樊知义; 周家勇; 杨天来
Original assignee: Dongguan Pinchuang Optoelectronic Technology Co ltd
Current assignee: Dongguan Pinchuang Optoelectronic Technology Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-03-12
Anticipated expiration: 2033-08-18

Abstract

The utility model relates to the technical field of doorbell lenses, and discloses a doorbell lens, which comprises a lens barrel, wherein an end cover is detachably arranged at the front end of the lens barrel, a first annular platform part convenient for installing the lens is arranged at the bottom of the end cover, a first through hole for connecting the lens barrel is formed in the middle of the end cover, a second annular platform part is also arranged at the inner side of the front end of the end cover, and a glass cover plate is arranged on the second annular platform part; the first plastic lens, the second plastic lens, the glass lens, the third plastic lens and the fourth plastic lens are sequentially arranged in the lens cone; the lens barrel is characterized by further comprising an optical filter converter, wherein the optical filter converter is provided with a mounting seat for connecting the lens barrel; according to the utility model, the front end of the lens barrel is provided with the large end cover, the glass cover plate is additionally arranged in the end cover, so that the attractive appearance of the doorbell lens is effectively improved, and meanwhile, the front end of the doorbell lens is enlarged, so that the first annular platform part which is convenient for lens assembly is formed.

Description

Doorbell lens

Technical Field

The utility model relates to the technical field of doorbell lenses, in particular to a doorbell lens.

Background

Along with the development of science and technology, for promoting the security of family, doorbell camera lens is installed to more and more families in doorbell department, and doorbell camera lens generally refers to a camera of installing on doorbell, and this kind of equipment can let the homeowner see the condition outside the door, has increased the security of family. Some advanced doorbell cameras can also be remotely checked through mobile phone applications, and even some advanced doorbell cameras also support a two-way conversation function, so that the doorbell cameras can directly talk with people outside the door. Such devices are becoming increasingly popular in smart home systems.

The traditional doorbell lens is small in size, and when being installed, a person can easily grasp the doorbell lens unstably, so that the doorbell lens is inconvenient and difficult to install, and the installation efficiency is low; on the other hand, when the doorbell lens is installed, the fixing piece is additionally arranged to assist in installing the lens, so that the assembling process is complicated, the installation cost of the lens can be increased, the existing use requirement cannot be met, and in order to overcome the problems, the inventor carries out a new utility model.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a doorbell lens which has the characteristics of high installation efficiency and low cost.

In order to achieve the above purpose, the utility model is a doorbell lens, comprising a lens barrel, wherein an end cover is detachably arranged at the front end of the lens barrel, a first annular platform part which is convenient for installing the lens is arranged at the bottom of the end cover, a first through hole for connecting the lens barrel is arranged at the middle part of the end cover, a second annular platform part is also arranged at the inner side of the front end of the end cover, and a glass cover plate is arranged on the second annular platform part; the lens barrel is internally provided with a first plastic lens, a second plastic lens, a glass lens, a third plastic lens and a fourth plastic lens in sequence, a shading sheet is arranged between the third plastic lens and the fourth plastic lens, and a light hole is formed in the middle of the tail end of the lens barrel; the lens barrel is characterized by further comprising an optical filter converter, wherein the optical filter converter is provided with a mounting seat for connecting the lens barrel.

Preferably, an annular assembly groove which is convenient for assembling the glass cover plate is formed in one side, close to the inner wall of the end cover, of the second annular platform part.

Preferably, a glue layer is further arranged between the glass cover plate and the second annular platform part, and the glue layer is a 3M glue layer.

Further, the first through hole is provided with an internal thread part, and the outer side of the lens barrel is provided with an external thread part matched with the internal thread part.

Preferably, a plurality of gaps are formed at the bottom end of the lens barrel.

Further, a first space ring and a second space ring are sequentially arranged between the second plastic lens and the third plastic lens, and the glass lens is installed in the second space ring.

Preferably, a decorative part is further arranged on one side, close to the first through hole, of the second annular platform part.

Preferably, the first annular land portion projects beyond the bottom surface of the end cap.

Preferably, the end cover is also provided with a protective sleeve in a matched mode, and the bottom of the inner side of the protective sleeve is provided with a separation part.

The beneficial effects are that: compared with the prior art, the doorbell lens comprises a lens barrel, wherein an end cover is detachably arranged at the front end of the lens barrel, a first annular platform part convenient for mounting the lens is arranged at the bottom of the end cover, a first through hole for connecting the lens barrel is formed in the middle of the end cover, a second annular platform part is further arranged on the inner side of the front end of the end cover, and a glass cover plate is arranged on the second annular platform part; the utility model has the following advantages: 1. the imaging is stable, the lens is composed of 5 light guide lenses which are sequentially arranged, the glass lenses are positioned in the middle of the lens, and the influence of environmental temperature difference on the imaging of the lens is effectively avoided; 2. the lens barrel is convenient and quick to install and high in efficiency, the front end of the lens barrel is detachably provided with the end cover, the end cover enlarges the front end of the lens barrel and is convenient to grasp, and meanwhile, the bottom is provided with the first annular platform part which is convenient to abut against the door plate, so that the problem of installation caused by small size of a traditional lens is solved; 3. the glass cover plate is nested at the front end of the end cover, so that the internal lens can be protected, and the attractiveness of the lens is improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic diagram of a filter converter according to the present utility model.

Fig. 3 is a schematic view of the external structure of the lens barrel according to the present utility model.

Fig. 4 is a schematic view of the internal structure of the lens barrel according to the present utility model.

Fig. 5 is a schematic view of a second annular platform portion structure according to the present utility model.

Fig. 6 is a schematic structural view of a protective sleeve according to the present utility model.

The reference numerals include:

the lens comprises a lens barrel-1, a first plastic lens-11, a second plastic lens-12, a glass lens-13, a third plastic lens-14, a fourth plastic lens-15, a shading sheet-16, a light hole-17, an external thread part-18, a gap-19, an end cover-2, a first annular platform part-21, a first through hole-22, a second annular platform part-23, an annular assembly groove-24, a glue layer-25, an internal thread part-26, a decoration part-27, a glass cover plate-3, a light filter converter-4, a mounting seat-41, a first spacing ring-5, a second spacing ring-6, a protective sleeve-7 and a separation part-71.

Detailed Description

The present utility model will be described in detail with reference to fig. 1 to 6.

The utility model relates to a doorbell lens, which comprises a lens barrel 1, wherein an end cover 2 is detachably arranged at the front end of the lens barrel 1, a first annular platform part 21 which is convenient for installing the lens is arranged at the bottom of the end cover 2, a first through hole 22 for connecting the lens barrel 1 is formed in the middle of the end cover 2, a second annular platform part 23 is also arranged at the inner side of the front end of the end cover 2, and a glass cover plate 3 is arranged on the second annular platform part 23; the lens cone 1 is internally provided with a first plastic lens 11, a second plastic lens 12, a glass lens 13, a third plastic lens 14 and a fourth plastic lens 15 in sequence, a light shielding sheet 16 is arranged between the third plastic lens 14 and the fourth plastic lens 15, and a light hole 17 is arranged in the middle of the tail end of the lens cone 1; also included is a filter converter 4, the filter converter 4 being provided with a mount 41 for connecting the lens barrel 1.

Compared with the traditional doorbell lens, the utility model has the following advantages: 1. the imaging is stable, the lens is formed by sequentially arranging the lens guide lenses, and the glass lenses are positioned in the middle of the lens, so that the influence of environmental temperature difference on the imaging of the lens is effectively avoided; 2. the lens barrel is convenient and quick to install and high in efficiency, the front end of the lens barrel is detachably provided with the end cover, the end cover enlarges the volume of the front end of the lens barrel and is convenient to grasp, and meanwhile, the bottom is provided with the first annular platform part which is convenient to abut against the door plate, so that the problem of installation caused by small volume of a traditional lens is solved; 3. the front end of the end cover is nested with a glass cover plate, so that not only can the inner lens be protected, but also the attractiveness of the lens can be improved; 4. the lens is connected with the optical filter converter in a matched mode, and the corresponding optical filter can be converted at any time according to the illumination conditions of the day and the night, so that the practicability of the lens is higher.

As shown in fig. 5, in order to form a right angle on the second annular land portion 23 for mounting the glass cover plate 3, the lens processing leaves an annular assembly groove 24 on the second annular land portion 23 for mounting the cover plate, which acts like a clear angle. On the other hand, the annular assembly groove 24 can be used for assembling a waterproof ring, so that the waterproof performance of the lens is improved.

As the preference, still be provided with glue film 25 between glass apron 3 and the second annular platform portion 23, glue film 25 is used for fixed glass apron 3, in this technical scheme, glue film 25 is 3M glue film 25,3M glue film 25 and is difficult for running the glue, does not need illumination to condense, compares in the UV glue, pastes more firmly, the technology is succinct.

As an embodiment, the first through hole 22 is provided with an internal thread portion 26, and the external thread portion 18 is provided on the outer side of the lens barrel 1, so that the lens barrel 1 is detachably connected with the end cap 2 by threads.

Preferably, the bottom end of the lens barrel 1 is provided with a plurality of gaps 19. Because the whole lens cone 1 is formed by plastic materials, the gap 19 can thin the thickness of the wall of the lens cone 1, and the deformation of the lens cone 1 caused by shrinkage of the adhesive layer 25 with the too thick thickness of the arm of the lens cone 1 is prevented, meanwhile, the gap 19 can also save raw materials, and the production cost is reduced.

As a further embodiment, a first spacer ring 5 and a second spacer ring 6 are sequentially arranged between the second plastic lens 12 and the third plastic lens 14, and the glass lens 13 is installed in the second spacer ring 6. The first spacer ring 5 and the second spacer ring 6 separate the second plastic lens 12 and the third plastic lens 14 from the glass lens 13, preventing lens overlapping from affecting lens imaging.

As shown in fig. 5, a decorative portion 27 is further disposed on a side of the second annular platform portion 23 adjacent to the first through hole 22. When the lens is in the same type, one side of the end cover 2 faces outwards, and the decorative part 27 adds aesthetic feeling to the lens.

Preferably, the first annular platform 21 protrudes from the bottom surface of the end cover 2, so that an annular step is formed between the first annular platform 21 and the end cover 2, which also has a decorative effect.

Preferably, the end cover 2 is also provided with a protective sleeve 7 in a matched manner, and the protective sleeve 7 is sleeved with the end cover 2 to have a protective effect and prevent the glass cover plate 3 from being scratched in the process of carrying and selling. The inside bottom of protective sheath 7 is provided with isolation portion 71, and when protective sheath 7 cup jointed end cover 2, isolation portion 71 butt separates protective sheath 7 and glass apron 3 at glass apron 3 edge, can not directly press glass apron 3 when the staff presses protective sheath 7 and prevent to damage glass apron 3.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims

1. Doorbell camera lens, including lens cone (1), its characterized in that: the front end of the lens cone (1) is detachably provided with an end cover (2), the bottom of the end cover (2) is provided with a first annular platform part (21) which is convenient for installing a lens, the middle part of the end cover (2) is provided with a first through hole (22) which is used for connecting the lens cone (1), the inner side of the front end of the end cover (2) is also provided with a second annular platform part (23), and the second annular platform part (23) is provided with a glass cover plate (3); the lens cone (1) is internally provided with a first plastic lens (11), a second plastic lens (12), a glass lens (13), a third plastic lens (14) and a fourth plastic lens (15) in sequence, a light shielding sheet (16) is arranged between the third plastic lens (14) and the fourth plastic lens (15), and a light hole (17) is formed in the middle of the tail end of the lens cone (1); the optical filter is characterized by further comprising an optical filter converter (4), wherein the optical filter converter (4) is provided with a mounting seat (41) for connecting the lens barrel (1).

2. A doorbell lens according to claim 1, wherein: an annular assembly groove (24) which is convenient for assembling the glass cover plate (3) is formed in one side, close to the inner wall of the end cover (2), of the second annular platform part (23).

3. A doorbell lens according to claim 1, wherein: and a glue layer (25) is further arranged between the glass cover plate (3) and the second annular platform part (23), and the glue layer (25) is a 3M glue layer (25).

4. A doorbell lens according to claim 1, wherein: the first through hole (22) is provided with an internal thread part (26), and the outer side of the lens barrel (1) is provided with an external thread part (18) matched with the internal thread part (26).

5. A doorbell lens according to claim 1, wherein: the bottom end of the lens barrel (1) is provided with a plurality of gaps (19).

6. A doorbell lens according to claim 1, wherein: a first spacing ring (5) and a second spacing ring (6) are sequentially arranged between the second plastic lens (12) and the third plastic lens (14), and the glass lens (13) is arranged in the second spacing ring (6).

7. A doorbell lens according to claim 1, wherein: and a decorative part (27) is further arranged on one side of the second annular platform part (23) close to the first through hole (22).

8. A doorbell lens according to claim 1, wherein: the first annular platform part (21) protrudes out of the bottom surface of the end cover (2).

9. A doorbell lens according to any one of claims 1 to 8, wherein: the end cover (2) is also provided with a protective sleeve (7) in a matched mode, and the bottom of the inner side of the protective sleeve (7) is provided with a separation part (71).