CN107741680A - Automatic heating camera module - Google Patents
Automatic heating camera module Download PDFInfo
- Publication number
- CN107741680A CN107741680A CN201711156260.8A CN201711156260A CN107741680A CN 107741680 A CN107741680 A CN 107741680A CN 201711156260 A CN201711156260 A CN 201711156260A CN 107741680 A CN107741680 A CN 107741680A
- Authority
- CN
- China
- Prior art keywords
- heater
- lens
- camera module
- cavity volume
- lens barrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- 210000004907 gland Anatomy 0.000 claims abstract description 12
- 206010037660 Pyrexia Diseases 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000009738 saturating Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 19
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 25
- 238000009434 installation Methods 0.000 description 15
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000003292 glue Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lens Barrels (AREA)
- Studio Devices (AREA)
Abstract
The embodiment of the invention discloses a kind of automatic heating camera module, the first lens including at least lens barrel, located at lens barrel front end and the gland for being locked at the first lens on lens barrel, in addition to the heater that the first lens can be heated.The embodiment of the present invention can be heated by setting heater to the first exposed lens, and white, demisting effect is gone automatically so as to be realized under the weather conditions such as cold or humidity or environment.Suitable for various fields such as on-vehicle lens, outdoor monitorings.
Description
Technical field：
It is especially a kind of that there is heating function to remove the camera module of white demisting the present invention relates to a kind of camera module.
Background technology：
Existing camera module, can not be real under the weather conditions such as cold or humidity or environment typically without heating function
The effect of white demisting is now gone automatically.
The content of the invention：
, can not be under the weather conditions such as cold or humidity or environment to overcome existing camera module not have heating function
The problem of white defogging effect is gone in realization automatically, the embodiments of the invention provide a kind of automatic heating camera module.
Automatic heating camera module, the first lens including at least lens barrel, located at lens barrel front end and for saturating by first
Mirror is locked at the gland on lens barrel, in addition to the heater that can be heated to the first lens.
The embodiment of the present invention can be heated by setting heater to the first exposed lens, so as to it is cold,
Or it can be realized under the weather conditions such as humidity or environment and go frost, the effect of demisting automatically.Suitable for on-vehicle lens, outdoor monitoring etc.
Various fields.
Brief description of the drawings：
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation one of the first embodiment of the camera module of the embodiment of the present invention；
Fig. 2 is the structural representation two of the first embodiment of the camera module of the embodiment of the present invention；
Fig. 3 is Fig. 1 A-A cut-away views；
Fig. 4 is the structural representation of the first embodiment of the heater of the embodiment of the present invention；
Fig. 5 is the structural representation one of the second embodiment of the camera module of the embodiment of the present invention；
Fig. 6 is the structural representation two of the second embodiment of the camera module of the embodiment of the present invention；
Fig. 7 is Fig. 5 B-B cut-away views；
Fig. 8 is the structural representation of the second embodiment of the heater of the embodiment of the present invention；
Fig. 9 is the structural representation one of the 3rd embodiment of the camera module of the embodiment of the present invention；
Figure 10 is the structural representation two of the 3rd embodiment of the camera module of the embodiment of the present invention；
Figure 11 is Fig. 9 C-C cut-away views；
Figure 12 is the structural representation of the 3rd embodiment of the heater of the embodiment of the present invention.
Embodiment：
In order that technical problem solved by the invention, technical scheme and beneficial effect are more clearly understood, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
When the embodiment of the present invention refers to the ordinal numbers such as " first ", " second ", unless based on context its express really it is suitable
The meaning of sequence, it should be understood that only play differentiation and be used.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Embodiment one：As shown in Figures 1 to 4, the embodiments of the invention provide a kind of automatic heating camera module, at least wrap
Lens barrel 1, the first lens 2 located at the front end of lens barrel 1 and the gland 3 for being locked at the first lens 2 on lens barrel 1 are included, is also wrapped
Include the heater 4 that can be heated to the first lens.
In the present embodiment, heater 4 can be heated directly to the first lens 1.
The embodiment of the present invention can be heated by setting heater to the first exposed lens, so as to it is cold,
Or it can be realized under the weather conditions such as humidity or environment and go frost, the effect of demisting automatically.Suitable for on-vehicle lens, outdoor monitoring etc.
Various fields.
Further, it is non-limiting as a kind of embodiment, as shown in figure 3, heater 4 is located at the first lens
Between 2 and lens barrel 1.Simple in construction, heating effect is good.
Yet further, it is non-limiting as a kind of preferred embodiment, as shown in figure 3, the heating surface of heater 4 is made
Image planes side for the first lens 2.Simple in construction, heating effect is good.
Further, as a kind of preferred embodiment, in the present embodiment, as shown in figure 3, at least being opened up on lens barrel 1
There is the second cavity volume that the first cavity volume and internal diameter are small compared with the first cavity volume, a longitudinal end is formed between the first cavity volume and the second cavity volume
Face, the first lens 2 are installed on the first cavity volume, and heater 4 is located at the first cavity volume, and the image planes side positioned at the first lens 2 is with indulging
To between end face.Simple in construction, heating effect is good.
Further, in the present embodiment, as shown in figure 3, being provided with spacer ring 5 between the first cavity volume and the second cavity volume, add
Thermal 4 is socketed on the outer surface of spacer ring 5.It is simple in construction, it is easy for installation.
Further, it is exemplary, in the present embodiment, as shown in Figure 1 to Figure 3, threading hole is offered on lens barrel 1
11, threading hole 11 is extended transversely through to outside lens barrel from the bottom of the first cavity volume from longitudinal terminal surface, and threading hole 11 is located at the second cavity volume
Periphery, the electric connecting terminal for supplying/heating system 4 extend to outside lens barrel 1 after passing through threading hole 11 from the first cavity volume.It is simple in construction,
Cabling compact in design.
Yet further, it is non-limiting as a kind of embodiment, as shown in figure 4, the piece in a ring of heater 4
Shape.Simple in construction, heating effect is good.
Specifically, in the present embodiment, as shown in Figure 3, Figure 4, it is integrally formed on heater 4 and prolongs provided with bending from the front to the back
Two electric connecting terminals stretched, the outer concave on heater 4 in two electric connecting terminals are provided with breach 41.It is simple in construction.
Further, in the present embodiment, marine glue is filled with the gap between 4 liang of electric connecting terminals of heater, is prevented
Aqueous vapor enters lens barrel and forms fog, causes image blur.
More specifically, in the present embodiment, as shown in figure 4, heater 4 is fever tablet.It is simple in construction, heating effect
It is good.
Further, non-limiting as a kind of embodiment, lens barrel 1 and/or gland 3 are made from a material that be thermally conductive.
Simple in construction, whole camera module energy transferring heat energy, overall heating effect is good.
Yet further, non-limiting as a kind of embodiment, the outer peripheral face of gland 3 is provided with annular flange 31, convex
The side of edge 31 offers annular slot 32, and the opposite side of flange 31 forms installation portion 33, and the external diameter of installation portion 33 is compared with annular snap
Groove 32 is small.It is simple in construction.
Further, it is non-limiting as a kind of embodiment, on the periphery of lens barrel 1 between its front and rear end
Provided with installation base 12, and front end external diameter D1, boss outer diameter D 2, rear end outer diameter D 3 meet：D1>D2>D3.It is simple in construction.
Embodiment two：As shown in Fig. 5 to Fig. 8, it is with the difference of embodiment one, heater 4 can be indirectly to first
Lens 2 are heated.
Specifically, non-limiting as a kind of embodiment, as shown in Figures 5 to 7, heater 4 is located at gland 3
On.First lens are transferred thermal energy to by gland, simple in construction, heater is easy for installation, and heating effect is good.
More specifically, non-limiting as a kind of preferred embodiment, as shown in Figures 5 to 7, heater 4 is located at pressure
The outer peripheral face of lid 3.Simple in construction, heater is easy for installation, and heating effect is good.
Further, it is non-limiting as a kind of embodiment, as shown in Figure 7, Figure 8, in the present embodiment, heating
Device 4 is cylindrical in shape, and it is sheathed on the outer peripheral face of gland 3.Simple in construction, heater is easy for installation, and heating effect is good.
Yet further, it is non-limiting as a kind of embodiment, as shown in Figure 5, Figure 8, one on heater 4
Shaping is provided with two electric connecting terminals extended from the front to the back vertically.It is simple in construction.
Further, in the present embodiment, marine glue is filled with the gap between 4 liang of electric connecting terminals of heater, is prevented
Aqueous vapor enters lens barrel and forms fog, causes image blur.
Further, it is non-limiting as a kind of preferred embodiment, as shown in Fig. 6, Fig. 8, the periphery of heater 4
Jagged 42 are opened up, is the cylinder of non-close.The gland of various outer diameter can be matched, it is simple in construction.
Further, in the present embodiment, as shown in figure 8, heater 4 be rolled into by strip fever tablet it is cylinder-shaped,
Axially extension is provided with two electric connecting terminals from the front to the back for it, and the position for being provided with electric connecting terminal is circumferential head end, the other end
For week caudad, gap is left between circumferential two ends and forms the breach 42.It is simple in construction, the pressure of various outer diameter can be matched
Lid.
Specifically, it is non-limiting as a kind of preferred embodiment, in the present embodiment, as shown in Fig. 5, Fig. 6, Fig. 7, add
Thermal 4 is sheathed on the periphery of 3 installation portion of gland 33.Simple in construction, heater is easy for installation, and heating effect is good.
Embodiment three：As shown in Fig. 9 to Figure 12, it is with the difference of embodiment one, heater 4 can be indirectly to first
Lens 2 are heated.
Specifically, non-limiting as a kind of embodiment, as shown in Figures 9 to 11, heater 4 is located at lens barrel
It is used to heat the first lens 2 on 1.First lens are transferred thermal energy to by lens barrel, simple in construction, heater installation
Convenient, heating effect is good.
More specifically, non-limiting as a kind of preferred embodiment, as shown in Figures 9 to 11, heater 4 is located at mirror
The outer peripheral face of cylinder 1.Simple in construction, heater is easy for installation, and heat energy transmission effect is good.
Further, non-limiting as a kind of embodiment, as shown in figure 12, heater 4 is cylindrical in shape, its set
Located at the outer peripheral face of lens barrel 1.Simple in construction, heater is easy for installation, and heat energy transmission effect is good.
Yet further, it is non-limiting as a kind of preferred embodiment, as shown in figure 12, on heater 4 integrally into
Type is provided with two electric connecting terminals extended from the front to the back vertically.It is simple in construction.
Further, in the present embodiment, marine glue is filled with the gap between 4 liang of electric connecting terminals of heater, is prevented
Aqueous vapor enters lens barrel and forms fog, causes image blur.
Further, it is non-limiting as a kind of embodiment, as shown in Figure 10, Figure 12, outside heater 4
Zhou Kaishe jagged 42, it is the cylinder of non-close.The lens barrel of various outer diameter can be matched, it is simple in construction.
Further, non-limiting as a kind of embodiment, in the present embodiment, heater 4 is by strip
Shape fever tablet be rolled into it is cylinder-shaped, its axially from the front to the back extension is provided with two electric connecting terminals, the position for being provided with electric connecting terminal is
Circumferential head end, the other end caudad, leave gap and form breach 42 for week between circumferential two ends.It is simple in construction, it can match not
With the lens barrel of external diameter.
Specifically, as a kind of preferred embodiment, as shown in Figure 9, Figure 10, heater 4 is sheathed on the installation of lens barrel 1
The periphery of boss 12.Simple in construction, heater is easy for installation, and heating effect is good.
It is to combine one or more embodiments that particular content provides as described above, does not assert the specific reality of the present invention
Apply and be confined to these explanations.It is all approximate with method of the invention, structure etc., identical, or for present inventive concept under the premise of
Some technology deduction or replace are made, should all be considered as protection scope of the present invention.
Claims (10)
1. heating camera module automatically, the first lens including at least lens barrel, located at lens barrel front end and for by the first lens
The gland being locked on lens barrel, it is characterised in that also include the heater that can be heated to the first lens.
2. automatic heating camera module as claimed in claim 1, it is characterised in that heater is located at the first lens and lens barrel
Between.
3. automatic heating camera module as claimed in claim 1 or 2, it is characterised in that the heating surface of heater acts on
The image planes side of first lens.
4. automatic heating camera module as claimed in claim 1 or 2, it is characterised in that the first appearance is at least offered on lens barrel
Chamber and internal diameter second cavity volume small compared with the first cavity volume, form a longitudinal terminal surface, first is saturating between the first cavity volume and the second cavity volume
Mirror is installed on the first cavity volume, and heater is located at the first cavity volume, and is located between image planes side and the longitudinal terminal surface of the first lens.
5. automatic heating camera module as claimed in claim 4, it is characterised in that be provided between the first cavity volume and the second cavity volume
Spacer ring, heater are socketed on spacer ring outer surface.
6. automatic heating camera module as claimed in claim 5, it is characterised in that threading hole, threading hole are offered on lens barrel
Extended transversely through from the bottom of the first cavity volume from longitudinal terminal surface to outside lens barrel, and threading hole is located at the second cavity volume periphery, for for adding
The electric connecting terminal of thermal extends to outside lens barrel after passing through threading hole from the first cavity volume.
7. heating camera module as claimed in claim 1 or 2 automatic, it is characterised in that heater sheet in a ring.
8. automatic heating camera module as claimed in claim 7, it is characterised in that be integrally formed on heater provided with by preceding
Bend two electric connecting terminals of extension backward, the outer concave on heater in two electric connecting terminals is provided with breach.
9. automatic heating camera module as claimed in claim 8, it is characterised in that heater is fever tablet.
10. automatic heating camera module as claimed in claim 1 or 2, it is characterised in that lens barrel and/or gland are by heat conduction material
Material is made.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711156260.8A CN107741680A (en) | 2017-11-20 | 2017-11-20 | Automatic heating camera module |
| PCT/CN2017/116809 WO2019095488A1 (en) | 2017-11-20 | 2017-12-18 | Camera module with automatic heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711156260.8A CN107741680A (en) | 2017-11-20 | 2017-11-20 | Automatic heating camera module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107741680A true CN107741680A (en) | 2018-02-27 |
Family
ID=61238750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711156260.8A Pending CN107741680A (en) | 2017-11-20 | 2017-11-20 | Automatic heating camera module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107741680A (en) |
| WO (1) | WO2019095488A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108803201A (en) * | 2018-06-15 | 2018-11-13 | 济南每日优鲜便利购网络科技有限公司 | CCD camera assembly defogging method for refrigeration equipment |
| WO2019095488A1 (en) * | 2017-11-20 | 2019-05-23 | 广东弘景光电科技股份有限公司 | Camera module with automatic heating function |
| CN110750035A (en) * | 2018-07-23 | 2020-02-04 | 佳能株式会社 | Exposure apparatus and method of manufacturing article |
| CN111983766A (en) * | 2019-12-31 | 2020-11-24 | 江西联创电子有限公司 | Optical lens and imaging module |
| CN114326262A (en) * | 2019-06-05 | 2022-04-12 | 广东弘景光电科技股份有限公司 | Heating sheet for automatic temperature sensing heating camera module |
| CN114839829A (en) * | 2022-03-14 | 2022-08-02 | 惠州市德赛西威智能交通技术研究院有限公司 | Method and device for automatically heating and deicing, defrosting and fogging of vehicle-mounted lens |
| WO2023013185A1 (en) * | 2021-08-06 | 2023-02-09 | マクセル株式会社 | Heater, lens unit, camera module, in-vehicle system, mobile body, and method for mounting heater |
| US11927747B2 (en) | 2019-12-31 | 2024-03-12 | Jiangxi Lianchuang Electronic Co., Ltd. | Camera module, vehicle camera and monitoring system |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020200695A1 (en) | 2020-01-22 | 2021-07-22 | Robert Bosch Gesellschaft mit beschränkter Haftung | Camera module |
| CN111812919B (en) * | 2020-04-30 | 2022-07-05 | 广东弘景光电科技股份有限公司 | External raindrop detection automatic heating raindrop removing and steam removing camera module |
| CN114847851B (en) * | 2022-04-25 | 2024-05-17 | 吉林大学 | Visual 3D endoscope applied to dental examination |
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| CN107703702A (en) * | 2017-11-20 | 2018-02-16 | 广东弘景光电科技股份有限公司 | Take the camera module of white defrosting function |
| CN107741680A (en) * | 2017-11-20 | 2018-02-27 | 广东弘景光电科技股份有限公司 | Automatic heating camera module |
| CN107728408A (en) * | 2017-11-20 | 2018-02-23 | 广东弘景光电科技股份有限公司 | Camera module with heater |
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2017
- 2017-11-20 CN CN201711156260.8A patent/CN107741680A/en active Pending
- 2017-12-18 WO PCT/CN2017/116809 patent/WO2019095488A1/en active Application Filing
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| CN106560742A (en) * | 2015-10-05 | 2017-04-12 | Lg电子株式会社 | Camera Module And System For Preventing Of Dew Condensation In Camera Module |
| CN206650748U (en) * | 2017-03-21 | 2017-11-17 | 深圳市兴森快捷电路科技股份有限公司 | A kind of camera with heater |
| CN208156395U (en) * | 2017-11-20 | 2018-11-27 | 广东弘景光电科技股份有限公司 | Automatic heating camera module |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019095488A1 (en) * | 2017-11-20 | 2019-05-23 | 广东弘景光电科技股份有限公司 | Camera module with automatic heating function |
| CN108803201A (en) * | 2018-06-15 | 2018-11-13 | 济南每日优鲜便利购网络科技有限公司 | CCD camera assembly defogging method for refrigeration equipment |
| CN110750035A (en) * | 2018-07-23 | 2020-02-04 | 佳能株式会社 | Exposure apparatus and method of manufacturing article |
| CN114326262A (en) * | 2019-06-05 | 2022-04-12 | 广东弘景光电科技股份有限公司 | Heating sheet for automatic temperature sensing heating camera module |
| CN114326262B (en) * | 2019-06-05 | 2024-01-02 | 广东弘景光电科技股份有限公司 | Heating sheet for automatic temperature-sensing heating camera module |
| CN111983766A (en) * | 2019-12-31 | 2020-11-24 | 江西联创电子有限公司 | Optical lens and imaging module |
| US11927747B2 (en) | 2019-12-31 | 2024-03-12 | Jiangxi Lianchuang Electronic Co., Ltd. | Camera module, vehicle camera and monitoring system |
| WO2023013185A1 (en) * | 2021-08-06 | 2023-02-09 | マクセル株式会社 | Heater, lens unit, camera module, in-vehicle system, mobile body, and method for mounting heater |
| CN114839829A (en) * | 2022-03-14 | 2022-08-02 | 惠州市德赛西威智能交通技术研究院有限公司 | Method and device for automatically heating and deicing, defrosting and fogging of vehicle-mounted lens |
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| Publication number | Publication date |
|---|---|
| WO2019095488A1 (en) | 2019-05-23 |
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