CN220019975U

CN220019975U - Demistable optical lens

Info

Publication number: CN220019975U
Application number: CN202320787043.3U
Authority: CN
Inventors: 赵向仁; 袁怀刚; 诸葛昌成; 郑炯锡
Original assignee: Weihai Shigaoguang Electronics Co ltd
Current assignee: Weihai Shigaoguang Electronics Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-11-14
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses an optical lens capable of defogging, which relates to the technical field of optical lenses and comprises a lens barrel and lenses, wherein the lens barrel comprises an outer barrel body and an inner barrel body, the inner barrel body is fixedly connected inside the outer barrel body, the lenses comprise a plurality of groups of optical lenses, the optical lenses are arranged inside the inner barrel body, one side of the outer barrel body is provided with an assembly opening, the other side of the outer barrel body is provided with a protective cover, a cavity is preset between the outer barrel body and the inner barrel body, a heating assembly is arranged inside the cavity, the heating assembly comprises a heating plate, and one side of the heating assembly extends to the inside of the protective cover. According to the utility model, the lens is integrally heated by the heating plate, and meanwhile, the surface of the outermost lens can be directly heated, and the lens can be more efficiently heated and defogged by combining the two heating modes, so that the rapid defogging of the lens is realized, and the normal use of the lens is ensured.

Description

Demistable optical lens

Technical Field

The present utility model relates to the technical field of optical lenses, and more particularly, to a defogging optical lens.

Background

The optical lens generally consists of a lens cone and a plurality of groups of lenses assembled in the lens cone, is an indispensable important component in the camera module, directly influences the quality of imaging and influences the realization and effect of an algorithm.

In winter and autumn, the optical lens is influenced by temperature, and the surface of the lens is easy to generate water mist, so that the optical lens is shielded and cannot normally image. The patent with the publication number of CN218647284U discloses a stable optical imaging lens capable of defogging, which comprises a sleeve, wherein a plurality of optical lenses are arranged in the sleeve, the sleeve comprises a first ladder boss and a second ladder boss, a heating cavity which is mutually communicated is arranged between the first ladder boss and the second ladder boss, and a graphene heating sheet is stuck in the heating cavity. The graphene heating sheet can automatically heat and remove fog on the optical lens, so that the optical lens can be kept normal, and the normal use of the optical lens is further ensured.

In the above patent document, the lens is heated in a heat conduction manner to realize defogging, so that the efficiency is quite low, the lens is difficult to realize rapid defogging, and normal use is affected.

Accordingly, in view of the above-mentioned problems, it is necessary to provide an optical lens capable of defogging.

Disclosure of Invention

The utility model aims to provide a defogging optical lens which can solve the problem that quick defogging is difficult.

In order to achieve the above object, the utility model provides an optical lens capable of defogging, which comprises a lens barrel and a lens, wherein the lens barrel comprises an outer barrel body and an inner barrel body, the inner barrel body is fixedly connected inside the outer barrel body, the lens comprises a plurality of groups of optical lenses, the optical lenses are arranged inside the inner barrel body, one side of the outer barrel body is provided with an assembly opening, the other side of the outer barrel body is provided with a protective cover, a cavity is preset between the outer barrel body and the inner barrel body, a heating assembly is arranged inside the cavity, the heating assembly comprises a heating plate, and one side of the heating assembly extends to the inside of the protective cover.

In one or more embodiments, the heating sheet is fixedly connected inside the cavity, and the heating sheet is a graphene heating sheet.

In one or more embodiments, the graphene heating sheets are in close proximity to the outer wall of the inner cylinder.

In one or more embodiments, the inner cylinder is provided with a plurality of groups of through holes, and the inner part of the inner cylinder is communicated with the inner part of the cavity through the through holes.

In one or more embodiments, a connecting band is fixedly connected to the outer cylinder, and an end cover is fixedly connected to the connecting band.

In one or more embodiments, the connecting band is one of a plastic connecting band, a rubber connecting band, or a fiber connecting band.

In one or more embodiments, the inner diameter of the end cap is greater than the outer diameter of the protective cover, and the end cap is clamped and fixed on one side of the protective cover.

In one or more embodiments, a first snap ring is arranged on the inner wall of the end cover, a second snap ring is arranged on the outer wall of the protective cover, and the first snap ring and the second snap ring are matched with each other.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the lens is integrally heated by the heating plate, and meanwhile, the surface of the outermost lens can be directly heated, and the lens can be more efficiently heated and defogged by combining the two heating modes, so that the rapid defogging of the lens is realized, and the normal use of the lens is ensured.

Drawings

Fig. 1 is a schematic view of a defogging optical lens according to an embodiment of the present utility model.

FIG. 2 is a front view of a defogging optical lens according to an embodiment of the present utility model.

Fig. 3 is a front cross-sectional view of a defogging optical lens according to an embodiment of the present utility model.

Fig. 4 is an enlarged view of fig. 3 a of a defogging optical lens according to an embodiment of the present utility model.

The main reference numerals illustrate:

1. an outer cylinder; 2. an end cap; 3. a connecting belt; 4. a protective cover; 5. an inner cylinder; 6. a cavity; 7. a heating sheet; 8. an optical lens; 9. a through hole; 10. an assembly port; 11. a first snap ring; 12. and a second snap ring.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

As shown in fig. 1 to 4, an optical lens capable of defogging according to an embodiment of the present utility model includes a lens barrel and a lens, the lens barrel includes an outer cylinder 1 and an inner cylinder 5, the inner cylinder 5 is fixedly connected inside the outer cylinder 1, the lens includes a plurality of groups of optical lenses 8, and the plurality of groups of optical lenses 8 are installed inside the inner cylinder 5. The outer cylinder 1, the inner cylinder 5 and the plurality of groups of optical lenses 8 are assembled together to form an optical lens.

Referring to fig. 2 and 3, one side of the outer cylinder 1 is provided with an assembly port 10, and the optical lens is conveniently installed through the assembly port 10. The other side of outer barrel 1 is provided with protection casing 4, and protection casing 4 can protect protruding optical lens 8, avoids protruding optical lens 8 to produce wearing and tearing.

Referring to fig. 3, a cavity 6 is preset between the outer cylinder 1 and the inner cylinder 5, the cavity 6 is located between the inner wall of the outer cylinder 1 and the outer wall of the inner cylinder 5, and one side of the cavity 6 is open and is communicated with the inside of the protective cover 4. The inside of cavity 6 installs heating element, and heating element includes heating plate 7, and heating plate 7 fixed connection is in the inside of cavity 6.

Wherein, heating plate 7 is graphene heating sheet. The graphene heating sheet is tightly attached to the outer wall of the inner cylinder 5. One side of the heating sheet 7 extends to the inside of the shield 4 and is fixed to the inner wall of the shield 4 by adhesive bonding.

Specifically, referring to fig. 3, the heating plate 7 is tightly attached to the outer wall of the inner cylinder 5 to heat the inner cylinder 5, so as to indirectly heat the optical lens 8, and meanwhile, the part of the heating plate 7 extending to the inside of the protective cover 4 can directly heat the optical lens 8 exposed to the outside, so that the optical lens 8 can be heated rapidly by the two heating modes, and water mist on the optical lens 8 can be removed rapidly.

In addition, after the whole inner cylinder 5 is heated, the temperature of the inner cylinder can be kept for a period of time, so that water mist can not appear again on the optical lens in a short time, and the normal use of the optical lens is ensured.

Referring to fig. 3, a plurality of groups of through holes 9 are formed in the inner cylinder 5, and the inner part of the inner cylinder 5 is communicated with the inner part of the cavity 6 through the through holes 9. The heating plate 7 can well seal the through holes 9, and the tightness among the plurality of groups of optical lenses 8 is ensured. Through multiunit through-hole 9, make heating plate 7 also can directly heat the inside of interior barrel 5 to effectively improve interior barrel 5 holistic heating efficiency, be favorable to accelerating defogging rate.

Referring to fig. 1 and 2, a connecting band 3 is fixedly connected to the outer cylinder 1, and an end cover 2 is fixedly connected to the connecting band 3. The connecting band 3 is one of a plastic connecting band, a rubber connecting band or a fiber connecting band. In this embodiment, the end cover 2 is preferably made of a soft material, and has a good elasticity, and the end cover 2 can be flexibly connected to the outer cylinder body 1 by the rubber connecting belt, so that the end cover 2 can be flexibly disassembled and assembled, and the end cover 2 can be carried along with a lens for use at any time, and is not easy to be lost.

Specifically, referring to fig. 1 and 2, the end cover 2 can seal the protective cover 4, so as to protect the optical lens 8 exposed in the external environment, not only can prevent the optical lens 8 exposed in the external environment from being damaged, but also can well isolate water mist, so that the end cover 2 can be covered to realize a good anti-fog effect when the lens is not used, and the subsequent use of the lens is facilitated.

Referring to fig. 3 and 4, the inner diameter of the end cover 2 is larger than the outer diameter of the protective cover 4, the end cover 2 is clamped and fixed on one side of the protective cover 4, a first clamping ring 11 is arranged on the inner wall of the end cover 2, a second clamping ring 12 is arranged on the outer wall of the protective cover 4, and the first clamping ring 11 and the second clamping ring 12 are matched with each other.

Specifically, referring to fig. 3 and fig. 4, after the end cover 2 is sleeved at one end of the protective cover 4, the end cover 2 is pushed slightly with force, so that the first clamping ring 11 passes over the second clamping ring 12, and the first clamping ring 11 and the second clamping ring 12 can be mutually clamped, so that the end cover 2 is clamped and fixed, and when the end cover 2 needs to be opened, the end cover 2 can be detached by only slightly pulling the end cover 2 with force, and therefore, the end cover 2 is very convenient to assemble and disassemble.

When the anti-fog protective cover is used, after water fog appears on the optical lens 8, the heating plate 7 can indirectly heat the optical lens 8 through the inner cylinder 5, meanwhile, the part of the heating plate 7 extending to the inside of the protective cover 4 can directly heat the optical lens 8 exposed to the outside, and the optical lens 8 can be quickly heated through the heating mode of combination of the inside and the outside, so that the water fog on the optical lens 8 can be quickly removed, and in addition, the anti-fog protective cover 2 can also be used for preventing fog of the optical lens 8, so that the normal use of the lens is ensured.

According to the utility model, the lens is integrally heated by the heating plate 7, meanwhile, the surface of the outermost lens can be directly heated, and the lens can be more efficiently heated and defogged by combining the two heating modes, so that the rapid defogging of the lens is realized, and the normal use of the lens is ensured.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. The utility model provides an optical lens that can defog, includes lens cone and lens, its characterized in that, the lens cone includes outer barrel and inner barrel, inner barrel fixed connection is in the inside of outer barrel, the lens includes multiunit optical lens, multiunit optical lens installs the inside of inner barrel, one side of outer barrel is provided with the assembly mouth, the opposite side of outer barrel is provided with the protection casing, preset the cavity between outer barrel and the inner barrel, the internally mounted of cavity has heating element, heating element includes the heating plate, one side of heating element extends to the inside of protection casing.

2. The defogging optical lens of claim 1, wherein the heating plate is fixedly connected to the inside of the cavity, and the heating plate is a graphene heating plate.

3. The defogging optical lens of claim 2, wherein the graphene heating sheet is closely attached to the outer wall of the inner cylinder.

4. The defogging optical lens of claim 1, wherein a plurality of groups of through holes are formed on the inner cylinder, and the inner cylinder is communicated with the inner part of the cavity through the through holes.

5. The defogging optical lens of claim 1, wherein a connecting band is fixedly connected to the outer cylinder, and an end cover is fixedly connected to the connecting band.

6. The defogging optical lens of claim 5, wherein the connecting band is one of a plastic connecting band, a rubber connecting band or a fiber connecting band.

7. The defogging optical lens of claim 5, wherein the inner diameter of the end cap is larger than the outer diameter of the protective cover, and the end cap is clamped and fixed at one side of the protective cover.

8. The defogging optical lens of claim 7, wherein a first snap ring is disposed on an inner wall of the end cap, a second snap ring is disposed on an outer wall of the protective cover, and the first snap ring and the second snap ring are mutually matched.