CN105759541B - A kind of dual waterproof construction of camera lens - Google Patents
A kind of dual waterproof construction of camera lens Download PDFInfo
- Publication number
- CN105759541B CN105759541B CN201610113226.1A CN201610113226A CN105759541B CN 105759541 B CN105759541 B CN 105759541B CN 201610113226 A CN201610113226 A CN 201610113226A CN 105759541 B CN105759541 B CN 105759541B
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- CN
- China
- Prior art keywords
- camera lens
- support tube
- sealing ring
- internal thread
- thread segment
- 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.)
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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
- G03B17/02—Bodies
- G03B17/08—Waterproof bodies or housings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Structure And Mechanism Of Cameras (AREA)
Abstract
The invention discloses a kind of dual waterproof construction of camera lens, including camera lens support tube, camera lens support tube includes upper dead band and internal thread segment, the internal diameter of upper dead band is more than the internal diameter of internal thread segment, upper dead band forms step surface with internal thread segment joint, camera lens body is provided with camera lens support tube, camera lens body one end is provided with the body thread segment for coordinating with internal thread segment and camera lens body being made to be axially moved in camera lens support tube, the middle part of camera lens body is provided with the annular boss for protruding its outer peripheral face, the first sealing ring for waterproof is provided between annular boss side and step surface, the support cover that camera lens support tube is also associated with passing through for camera lens body close to upper dead band one end, the second sealing ring for waterproof is provided between annular boss opposite side and support cover.The present invention is simple in construction, is convenient to mount and dismount, sealed waterproof effect is good.
Description
【Technical field】
The present invention relates to a kind of camera lens, the dual waterproof construction of more specifically a kind of camera lens.
【Background technology】
The waterproof of traditional camera lens body and camera lens support tube is mainly dispensing between, dispensing rear lens body with
Camera lens support tube can not relatively move so that be unable to Real-time Focusing.In addition, gluing process is complicated, glue spilling is put more, point is few
The effect of waterproof is not had, it is therefore, also more come defective products caused by the structure that seals using dispensing, influence product quality
Stability.Furthermore the camera lens body after dispensing and the dismounting of camera lens support tube are difficult, are unfavorable for the replacing of spare and accessory parts.
Therefore, the present invention is based on the insufficient and caused of the above.
【The content of the invention】
The present invention seeks to overcome the deficiencies in the prior art, there is provided and it is a kind of simple in construction, it is convenient to mount and dismount, sealing waterproof effect
The dual waterproof construction of the good camera lens of fruit.
The present invention is achieved by the following technical solutions：
A kind of dual waterproof construction of camera lens, it is characterised in that：Including camera lens support tube 1, described camera lens support tube 1 wraps
Dead band 11 and internal thread segment 12 are included, the internal diameter of described upper dead band 11 is more than the internal diameter of internal thread segment 12, described upper dead band
11 form step surface 13 with the joint of internal thread segment 12, and camera lens body 2, described camera lens are provided with described camera lens support tube 1
The one end of body 2 is provided with the body screw thread for coordinating with internal thread segment 12 and camera lens body 2 being made to be axially moved in camera lens support tube 1
Section 21, the middle part of described camera lens body 2 are provided with the annular boss 22 for protruding its outer peripheral face, the described side of annular boss 22 with
The first sealing ring 3 for waterproof is provided between step surface 13, described camera lens support tube 1 is also connected with close to upper one end of dead band 11
There is the support cover 4 passed through for camera lens body 2, be provided between the described opposite side of annular boss 22 and support cover 4 and be used to prevent
Second sealing ring 5 of water.
The dual waterproof construction of camera lens as described above, it is characterised in that：Described support cover 4 and camera lens support tube 1
Using threaded connection.
The dual waterproof construction of camera lens as described above, it is characterised in that：The external diameter of described annular boss 22 is less than upper
The internal diameter of dead band 11.
The dual waterproof construction of camera lens as described above, it is characterised in that：Described support cover 4 includes cover plate 41, institute
The center of cover plate 41 stated is provided with the through hole 42 passed through for camera lens body 2, and the outward flange of described cover plate 41, which is provided with to side, to be extended
Raised outer shroud 43, the described inwall of outer shroud 43 are provided with internal thread, and described camera lens support tube 1 is provided with and screw-internal thread fit
External screw thread.
The dual waterproof construction of camera lens as described above, it is characterised in that：The first described sealing ring 3 and the second sealing ring
4 be rubber seal.
Compared with prior art, the present invention has the following advantages：The internal thread segment of the present invention coordinates with body thread segment, so as to
Make camera lens body and the relative motion in the axial direction of camera lens support base, therefore, the annular boss on camera lens body coordinates with step surface
So that the first sealing ring is squeezed and deformed, the first sealing ring deformed just plays the function of waterproof, and camera lens body
Relative motion with camera lens support base also achieves the function of focusing, as long as ensureing to make first during the two is relatively moved
Sealing ring remains deformation state, changeable as the degree of deformation, as long as because the first sealing ring is in deformation
State, it just has the effect of waterproof sealing, and the relative movement distance of camera lens body and camera lens support base is with the first sealing ring
All the time it is limited in deformation state.In addition, camera lens cover is connected with camera lens support tube, and between camera lens cover and annular boss
The second sealing ring is provided with, therefore, both the second sealing ring and the first sealing ring, which cooperate, plays the effect of dual waterproof, prevents
Water effect is more preferable.Furthermore when camera lens body and camera lens support tube relatively move, annular boss moves together with camera lens body
Dynamic, therefore, when camera lens body moves upwards (depending on the view direction in Fig. 3), the deformation extent of the first sealing ring is small, and
Now the degree of the second sealing ring extrusion is with regard to big, and when camera lens body moves downward (with the view direction in Fig. 3
It is fixed), the deformation extent of the second sealing ring is small, and now the degree of the first sealing ring extrusion is just big, therefore, the first sealing
Circle and the second sealing ring always have therebetween one to be in larger deformation extent state, it can be ensured that the effect of waterproof is more excellent
It is good.The present invention no longer uses dispensing mode waterproof, and assembly and disassembly are got up easily so that structure of the present invention is simpler.
【Brief description of the drawings】
Fig. 1 is stereogram of the present invention；
Fig. 2 is the stereogram of the camera lens body of the present invention；
Fig. 3 is the sectional view of the present invention.
【Embodiment】
The invention will be further described below in conjunction with the accompanying drawings：
A kind of dual waterproof construction of camera lens, including camera lens support tube 1, described camera lens support tube 1 include upper dead band 11
With internal thread segment 12, the internal diameter of described upper dead band 11 is more than the internal diameter of internal thread segment 12, described upper dead band 11 and internal thread
12 joints of section form step surface 13, are provided with camera lens body 2 in described camera lens support tube 1, described one end of camera lens body 2 is set
There is the body thread segment 21 for coordinating with internal thread segment 12 and camera lens body 2 being made to be axially moved in camera lens support tube 1, it is described
The middle part of camera lens body 2 is provided with the annular boss 22 for protruding its outer peripheral face, the described side of annular boss 22 and step surface 13 it
Between be provided with the first sealing ring 3 for waterproof, described camera lens support tube 1 is also associated with supplying camera lens sheet close to upper one end of dead band 11
The support cover 4 that body 2 passes through, it is provided between the described opposite side of annular boss 22 and support cover 4 close for the second of waterproof
Seal 5.Internal thread segment 12 coordinates with body thread segment 21, so that the fortune relative in the axial direction with camera lens support base 1 of camera lens body 2
Dynamic, therefore, the annular boss 22 on camera lens body 2 coordinates with step surface 13 make it that the first sealing ring 3 is squeezed and is deformed, and becomes
First sealing ring 3 of shape just plays the function of waterproof, and the relative motion of camera lens body 2 and camera lens support base 1 also realizes
The function of focusing, as long as ensureing to make the first sealing ring 3 remain deformation state during the two is relatively moved,
Changeable as the degree of deformation, as long as because the first sealing ring 3 is in deformation state, it just has the effect of waterproof sealing
The relative movement distance (focusing degree) of fruit, camera lens body 2 and camera lens support base 1 is in all the time with the first sealing ring 3 becomes shape
State is limited.In addition, camera lens cover 4 is connected with camera lens support tube 1, and is provided between camera lens cover 4 and annular boss 22
Two sealing rings 5, therefore, both the second sealing ring 5 and the first sealing ring 3, which cooperate, plays the effect of dual waterproof, waterproof effect
Fruit is more preferable.Furthermore when camera lens body 2 and camera lens support tube 1 relatively move, annular boss 22 moves together with camera lens body 2
It is dynamic, therefore, when the motion focusing upwards of camera lens body 2 (depending on the view direction in Fig. 3), the deformation journey of the first sealing ring 3
Spend small, and the degree of the now extrusion of the second sealing ring 5 is just big, and when camera lens body 2 moves downward focusing (with Fig. 3
In view direction depending on), the deformation extent of the second sealing ring 5 is small, and the degree of the now extrusion of the first sealing ring 3 is just
Greatly, therefore, the first sealing ring 3 and the second sealing ring 5 always have therebetween one to be in larger deformation extent state, such
Dual waterproof is able to ensure that the effect of waterproof is more excellent.The present invention no longer uses dispensing mode waterproof, and assembly and disassembly are got up easily, made
It is simpler to obtain structure of the present invention.
Described the first sealing ring 3 and the second sealing ring 5 is rubber seal.
Described support cover 4 is used with camera lens support tube 1 and is threadedly coupled.Threaded connection assembly and disassembly more convenient and quicker, production
Efficiency high.
The external diameter of described annular boss 22 is less than the internal diameter of upper dead band 11.Because annular boss 22 need not be with upper dead band
11 inwalls contact, so the internal diameter that the external diameter of annular boss 22 is less than upper dead band 11 can reduce contact friction, can make camera lens sheet
The relative motion of body 2 and camera lens support tube 1 is more smooth.
Described support cover 4 includes cover plate 41, and the described center of cover plate 41 is provided with the through hole passed through for camera lens body 2
42, the outward flange of described cover plate 41, which is provided with, extends raised outer shroud 43 to side, and the described inwall of outer shroud 43 is provided with interior spiral shell
Line, described camera lens support tube 1 are provided with the external screw thread with screw-internal thread fit.Outer shroud 43 is located at the outside of camera lens support tube 1, this
The structure of sample makes the present invention assemble up easily, faster.
Claims (4)
- A kind of 1. dual waterproof construction of camera lens, it is characterised in that：Including camera lens support tube (1), described camera lens support tube (1) Including upper dead band (11) and internal thread segment (12), the internal diameter of described upper dead band (11) is more than the internal diameter of internal thread segment (12), institute The upper dead band (11) stated forms step surface (13) with internal thread segment (12) joint, and mirror is provided with described camera lens support tube (1) Head body (2), described camera lens body (2) one end, which is provided with, to be coordinated with internal thread segment (12) and can make camera lens body (2) in camera lens The body thread segment (21) being axially moved in support tube (1), the middle part of described camera lens body (2), which is provided with, protrudes its outer peripheral face Annular boss (22), the first sealing ring for waterproof is provided between described annular boss (22) side and step surface (13) (3) the support cover that, described camera lens support tube (1) is also associated with passing through for camera lens body (2) close to upper dead band (11) one end (4) the second sealing ring (5) for waterproof, is provided between described annular boss (22) opposite side and support cover (4), it is described Annular boss (22) external diameter be less than upper dead band (11) internal diameter.
- 2. the dual waterproof construction of camera lens according to claim 1, it is characterised in that：Described support cover (4) and mirror Head support tube (1) is using threaded connection.
- 3. the dual waterproof construction of camera lens according to claim 2, it is characterised in that：Described support cover (4) includes Cover plate (41), described cover plate (41) center are provided with the through hole (42) passed through for camera lens body (2), described cover plate (41) it is outer Edge, which is provided with, extends raised outer shroud (43) to side, and described outer shroud (43) inwall is provided with internal thread, described camera lens branch Cylinder (1) is supportted provided with the external screw thread with screw-internal thread fit.
- 4. the dual waterproof construction of camera lens according to claim 1, it is characterised in that：Described the first sealing ring (3) and Second sealing ring (5) is rubber seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113226.1A CN105759541B (en) | 2016-02-29 | 2016-02-29 | A kind of dual waterproof construction of camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113226.1A CN105759541B (en) | 2016-02-29 | 2016-02-29 | A kind of dual waterproof construction of camera lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105759541A CN105759541A (en) | 2016-07-13 |
| CN105759541B true CN105759541B (en) | 2018-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610113226.1A Active CN105759541B (en) | 2016-02-29 | 2016-02-29 | A kind of dual waterproof construction of camera lens |
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| Country | Link |
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| CN (1) | CN105759541B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206977560U (en) * | 2017-08-01 | 2018-02-06 | 深圳市大疆创新科技有限公司 | Lens assembly, capture apparatus and unmanned plane |
| TWI690762B (en) * | 2019-03-20 | 2020-04-11 | 和碩聯合科技股份有限公司 | Lens waterproof device |
| CN112764191A (en) * | 2021-02-08 | 2021-05-07 | 中国电建集团贵州电力设计研究院有限公司 | Aiming prism lens rainproof structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203261403U (en) * | 2013-05-27 | 2013-10-30 | 创维汽车电子（深圳）有限公司 | Vehicle-mounted camera |
| CN203574761U (en) * | 2013-11-28 | 2014-04-30 | 成都艾塔科技有限公司 | Waterproof camera lens for vehicle |
| CN205404934U (en) * | 2016-02-29 | 2016-07-27 | 中山联合光电科技股份有限公司 | A waterproof construction for camera lens |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4318571B2 (en) * | 2004-03-18 | 2009-08-26 | ソニー株式会社 | camera |
| KR100866618B1 (en) * | 2007-07-02 | 2008-11-03 | 삼성전기주식회사 | Camera module for automobile |
| JP2009244387A (en) * | 2008-03-28 | 2009-10-22 | Fujinon Corp | Lens assembly and image capturing device |
-
2016
- 2016-02-29 CN CN201610113226.1A patent/CN105759541B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203261403U (en) * | 2013-05-27 | 2013-10-30 | 创维汽车电子（深圳）有限公司 | Vehicle-mounted camera |
| CN203574761U (en) * | 2013-11-28 | 2014-04-30 | 成都艾塔科技有限公司 | Waterproof camera lens for vehicle |
| CN205404934U (en) * | 2016-02-29 | 2016-07-27 | 中山联合光电科技股份有限公司 | A waterproof construction for camera lens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105759541A (en) | 2016-07-13 |
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