CN215773269U

CN215773269U - Light blocking ring assembly and camera

Info

Publication number: CN215773269U
Application number: CN202121591072.XU
Authority: CN
Inventors: 徐琦; 金立合
Original assignee: Zhejiang Dahua Technology Co Ltd
Current assignee: Zhejiang Dahua Technology Co Ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-02-08
Anticipated expiration: 2031-07-13

Abstract

The utility model provides a light blocking ring assembly and a camera. Through the technical scheme that this application provided, can solve the problem that the circle in the light of being in the shade among the prior art can't satisfy the camera lens requirement.

Description

Light blocking ring assembly and camera

Technical Field

The utility model relates to the technical field of security equipment, in particular to a light blocking ring assembly and a camera.

Background

At present, the existing light blocking ring is mainly made of plastic or silica gel, when the plastic material is adopted, the plastic material is hard and cannot be easily deformed, and when the light blocking ring is interfered with a lens due to eccentricity of the lens, the stress of the light blocking ring can be directly acted on the lens, so that virtual focus occurs on the lens; when the silica gel material is adopted, the silica gel piece is easy to deform, so that the assembly is not in place due to the fact that the silica gel piece is easy to deform during assembly, the assembly difficulty is improved, the assembly time is prolonged, and therefore the using requirement of the lens cannot be met by the existing structure.

SUMMERY OF THE UTILITY MODEL

The utility model provides a light blocking ring assembly and a camera, and aims to solve the problem that a light blocking ring in the prior art cannot meet the requirements of a lens.

According to one aspect of the utility model, the light blocking ring assembly comprises a fixed seat and a light blocking ring body, wherein the fixed seat is provided with a mounting through hole, the light blocking ring body is arranged in the mounting through hole, the fixed seat is a plastic fixed seat, and the light blocking ring body is an elastic light blocking ring body.

Furthermore, the light blocking ring body is fixedly bonded with the fixed seat.

Furthermore, a clamping structure is arranged between the light blocking ring body and the fixing seat, and the light blocking ring body is fixed in the fixing seat through the clamping structure.

Further, the clamping structure comprises a buckle and a clamping groove which are matched with each other for clamping, the buckle is arranged on one of the light blocking ring body and the fixing seat, and the clamping groove is arranged on the other one of the light blocking ring body and the fixing seat.

Further, the buckle sets up on the inner wall of mounting hole, and the draw-in groove sets up on the lateral wall of circle body is being in the light.

Further, the buckle includes that the retaining ring is protruding, and the protruding ring shape of retaining ring sets up on the inner wall of installation through-hole, and the retaining ring is protruding to be coaxial with the setting of installation through-hole.

Further, the circle body that is in the light is including the first section and the second section of connecting in order, and the external diameter of first section is greater than the external diameter of second section, forms the ladder face between first section and the second section, is provided with spacing arch on the outer wall of second section, and spacing arch has the interval with the ladder face, and the interval forms the draw-in groove.

Furthermore, the number of the limiting protrusions is multiple, and the limiting protrusions are arranged on the outer wall of the second section along the circumferential annular interval of the light blocking ring body.

Further, the light blocking ring body is made of silica gel or rubber materials.

According to another aspect of the present invention, a camera is provided, which includes a housing, a lens, and the above-mentioned light blocking ring assembly, wherein the light blocking ring assembly is fixedly connected to the housing, and the lens is inserted into the mounting through hole of the light blocking ring assembly.

By applying the technical scheme of the utility model, the light blocking ring assembly comprises a fixed seat and a light blocking ring body, wherein the fixed seat is provided with an installation through hole, the light blocking ring body is arranged in the installation through hole, the fixed seat is a plastic fixed seat, and the light blocking ring body is an elastic light blocking ring body. Through the structure, in the use process, the light blocking ring body is made of the elastic material, when the light blocking ring body is interfered with the lens, part of stress can be removed through deformation, the risk that the lens is subjected to virtual focus caused by the reaction force of the light blocking ring body is reduced, the fixing seat is made of the plastic material, the deformation of the fixing seat can be reduced in the assembling process, the situation that the assembly is not in place due to the deformation is avoided, the assembly time is shortened, and the installation efficiency is improved. Therefore, the device provided by the application can meet the requirements of lens installation and use.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural diagram of a light barrier ring assembly provided by the present invention;

FIG. 2 is a schematic view of another aspect of the light barrier ring assembly provided by the present invention;

FIG. 3 shows a front cross-sectional view of a fastener provided by the present invention;

FIG. 4 illustrates a front cross-sectional view of a light barrier ring body provided by the present invention;

FIG. 5 illustrates an assembled cross-sectional view of a light barrier ring assembly provided by the present invention;

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

fig. 7 shows a schematic structural diagram of a camera provided by the present invention.

Wherein the figures include the following reference numerals:

10. a fixed seat; 11. mounting a through hole;

20. a light blocking ring body; 21. a card slot; 22. buckling; 23. a first stage; 24. a second stage; 241. a limiting bulge;

30. a housing; 40. and (5) a lens.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, an embodiment of the present invention provides a light barrier ring assembly, which includes a fixing base 10 and a light barrier ring body 20. Wherein, fixing base 10 has installation through-hole 11, and the circle body 20 that is in the light is set up in installation through-hole 11, and fixing base 10 is the plasticity fixing base, and circle body 20 that is in the light is the elasticity circle body that is in the light. The fixing seat 10 and the light blocking ring body 20 are made of different materials, and the fault tolerance rate between parts is increased in the installation process by utilizing the characteristics that plastic materials are not easy to deform and elastic materials absorb stress, so that the assembly efficiency is improved.

In the embodiment of this application, fixing base 10 specifically is made by plastic material, and the circle body 20 that is in the light specifically is made by elastic material, and above-mentioned material has simple structure, and the processing degree of difficulty is low etc. advantage, uses above-mentioned material not only to reduce the weight of relevant structure, lets the device lightweight more, has also reduced fixing base 10 and the manufacturing cost who encloses body 20 in the light of being in the light simultaneously.

Through the technical scheme provided by the application, in the use, because the circle body 20 that is in the light is elastic material, when interfering with camera lens 40, can unload some stress through the deformation, reduce the camera lens and receive the risk that the reaction force of circle body 20 that is in the light leads to virtual burnt, set up fixing base 10 as plastic material, can be in the assembling process, reduce self deformation, avoid appearing leading to assembling the condition appearance that does not put in place because of warping, it is long when having reduced the assembly, improved the installation effectiveness. Therefore, the device provided by the application can meet the requirements of installation and use of the lens 40.

Specifically, the light blocking ring body 20 is fixed to the fixing base 10 by bonding. The fixing mode is simple and convenient, and compared with the traditional fixing mode, the fixing mode effectively saves the assembling time and improves the efficiency during installation.

Further, a clamping structure can be further arranged between the light blocking ring body 20 and the fixing seat 10, and the light blocking ring body 20 is fixed in the fixing seat 10 through the clamping structure. Through the structure, the light blocking ring body 20 and the fixed seat 10 can be further tightly fixed on the basis of bonding fixation, so that the two are matched more tightly and firmly, and the stability of the device in use is improved.

As shown in fig. 3 to 6, the clamping structure includes a buckle 22 and a clamping groove 21, which are matched and clamped with each other, the buckle 22 is disposed on one of the light blocking ring body 20 and the fixed seat 10, and the clamping groove 21 is disposed on the other of the light blocking ring body 20 and the fixed seat 10. In the installation process, the light blocking ring body 20 and the fixed seat 10 can be connected together more conveniently through the matching of the buckle 22 and the clamping groove 21.

In the embodiment of the present application, the snap 22 is disposed on the inner wall of the mounting through hole 11, and the snap groove 21 is disposed on the outer side wall of the light blocking ring body 20. Utilize the plastic characteristic of material, set up buckle 22 and draw-in groove 21 respectively on mounting hole 11 and the circle body 20 that is in the light, so can be when guaranteeing fixing base 10 and the circle body 20 connection effect that is in the light, the person of facilitating the use installs the two.

Further, the buckle 22 includes a retainer ring protrusion annularly disposed on the inner wall of the mounting through hole 11, and the retainer ring protrusion is disposed coaxially with the mounting through hole 11. Through the arrangement, the problem of inconvenient installation caused by different axes can be avoided, and the installation difficulty is reduced.

Specifically, the light blocking ring body 20 comprises a first section 23 and a second section 24 which are connected in sequence, the outer diameter of the first section 23 is larger than that of the second section 24, a step surface is formed between the first section 23 and the second section 24, a limiting protrusion 241 is arranged on the outer wall of the second section 24, the limiting protrusion 241 and the step surface have intervals, and a clamping groove 21 is formed at the intervals. By arranging the stepped structure, the overall volume of the light blocking ring body 20 can be reduced as much as possible while providing enough space for the clamping groove 21, and the influence on the structural strength of the light blocking ring body 20 can be reduced as much as possible.

Further, the number of the limiting protrusions 241 is plural, and the limiting protrusions 241 are disposed on the outer wall of the second section 24 at intervals in a ring shape along the circumferential direction of the light blocking ring body 20. Set up spacing arch 241 into a plurality of stability that can guarantee after the subassembly installation to the circumference annular interval sets up the structural strength that also can further improve second section 24 outer wall, has prolonged the life of subassembly.

Specifically, the light blocking ring body 20 is made of a silicone rubber or a rubber material. The material has the advantages of light weight, easiness in processing, strong plasticity, low cost and the like, and the production cost is saved and the mass production of the components is facilitated by using the material in the scheme.

Referring to fig. 7, another embodiment of the present application provides a camera, which includes a housing 30, a lens 40, and the light-blocking ring assembly provided in the above embodiment, the light-blocking ring assembly is fixedly connected to the housing 30, and the lens 40 is inserted into the light-blocking ring assembly.

Through the technical scheme provided by the application, in the use process, because the light blocking ring body 20 is made of the elastic material, when the light blocking ring body is interfered with the lens 40, part of stress can be removed through deformation, the risk that the lens is subjected to virtual focus caused by the reaction force of the light blocking ring body 20 is reduced, the fixing seat 10 is made of the plastic material, the deformation of the fixing seat can be reduced in the assembling process, the situation that the assembly is not in place due to the deformation is avoided, the assembly time is shortened, and the installation efficiency is improved. Consequently, through the device that this application provided, can satisfy the demand that the camera lens was installed and was used, set up buckle 22 and draw-in groove 21 respectively on mounting hole 11 and the circle body 20 that is in the light simultaneously, so can be when guaranteeing fixing base 10 and the circle body 20 connection effect that is in the light, the person of facilitating the use installs the two.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. 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, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

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

1. The utility model provides a circle subassembly is in light, its characterized in that, the circle subassembly is in light includes fixing base (10) and circle body (20) is in light, fixing base (10) have mounting hole (11), circle body (20) is in set up in mounting hole (11), fixing base (10) are the plasticity fixing base, circle body (20) is in light is in elasticity and is kept off the circle body, just fixing base (10) with the components of a whole that can function independently setting between the circle body (20) is kept off in light.

2. Light barrier ring assembly according to claim 1, characterized in that the light barrier ring body (20) is adhesively fixed to the holder (10).

3. The light-blocking ring assembly according to claim 1, wherein a clamping structure is arranged between the light-blocking ring body (20) and the fixed seat (10), and the light-blocking ring body (20) is fixed in the fixed seat (10) through the clamping structure.

4. The light barrier ring assembly according to claim 3, wherein the clamping structure comprises a buckle (22) and a clamping groove (21) which are matched and clamped with each other, the buckle (22) is arranged on one of the light barrier ring body (20) and the fixed seat (10), and the clamping groove (21) is arranged on the other one of the light barrier ring body (20) and the fixed seat (10).

5. Light barrier ring assembly according to claim 4, characterized in that the snap (22) is arranged on an inner wall of the mounting through hole (11) and the snap groove (21) is arranged on an outer side wall of the light barrier ring body (20).

6. Light barrier ring assembly according to claim 5, characterized in that the snap (22) comprises a collar projection which is annularly arranged on the inner wall of the mounting through hole (11), the collar projection being arranged coaxially with the mounting through hole (11).

7. The light barrier ring assembly according to claim 5, wherein the light barrier ring body (20) comprises a first section (23) and a second section (24) which are connected in sequence, the outer diameter of the first section (23) is larger than that of the second section (24), a stepped surface is formed between the first section (23) and the second section (24), a limiting protrusion (241) is arranged on the outer wall of the second section (24), the limiting protrusion (241) and the stepped surface have an interval, and the interval forms the clamping groove (21).

8. The light barrier ring assembly according to claim 7, wherein the number of the limiting protrusions (241) is plural, and the limiting protrusions (241) are arranged on the outer wall of the second section (24) at intervals along the circumference of the light barrier ring body (20).

9. Light barrier ring assembly according to claim 1, characterized in that the light barrier ring body (20) is made of silicone or rubber material.

10. A camera, characterized in that the camera comprises a housing (30), a lens (40) and the light barrier assembly of any one of claims 1 to 9, the light barrier assembly is fixedly connected to the housing (30), and the lens (40) is inserted into the mounting through hole (11) of the light barrier assembly.