CN205404934U - A waterproof construction for camera lens - Google Patents
A waterproof construction for camera lens Download PDFInfo
- Publication number
- CN205404934U CN205404934U CN201620153086.6U CN201620153086U CN205404934U CN 205404934 U CN205404934 U CN 205404934U CN 201620153086 U CN201620153086 U CN 201620153086U CN 205404934 U CN205404934 U CN 205404934U
- Authority
- CN
- China
- Prior art keywords
- camera lens
- waterproof
- dead band
- lens body
- support tube
- 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.)
- Withdrawn - After Issue
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- Structure And Mechanism Of Cameras (AREA)
Abstract
The utility model discloses a waterproof construction for camera lens, support a section of thick bamboo including the camera lens, the camera lens supports a section of thick bamboo including last dead band and internal thread, the internal diameter of going up the dead band is greater than internal thread's internal diameter, go up a dead band and internal thread formation step face that meets, be equipped with the camera lens body in the camera lens support section of thick bamboo, camera lens body one end is equipped with and enables camera lens body axial motion's in the camera lens supports a section of thick bamboo body screw thread section with the internal thread cooperation, the middle part of camera lens body is equipped with the annular boss of its outer peripheral face of protrusion, it is used for waterproof first sealing washer to be equipped with between annular boss one side and the step face, the camera lens supports a section of thick bamboo and still is connected with the support cover that supplies the camera lens body to pass near last dead band one end, it is used for waterproof second sealing washer to be equipped with between annular boss opposite side and the support cover. The utility model discloses simple structure installs and removes the convenience, and waterproof seal is effectual.
Description
[technical field]
This utility model relates to a kind of camera lens, more specifically a kind of waterproof construction for camera lens.
[background technology]
The waterproof of traditional camera lens body and camera lens support tube mainly puts glue between, and some glue rear lens body and camera lens support tube can not relative movements so that can not Real-time Focusing.It addition, gluing process is complicated, glue spilling that point is many, point has lacked the effect not having waterproof, therefore, adopts the defective products that the structure that some glue seals produces also more, affects the stability of product quality.Furthermore, the camera lens body after some glue is difficult with the dismounting of camera lens support tube, is unfavorable for the replacing of spare and accessory parts.
Therefore, this utility model is based on above deficiency and produces.
[utility model content]
This utility model purpose is to overcome the deficiencies in the prior art, it is provided that a kind of simple in construction, and mounting or dismounting are convenient, the waterproof construction for camera lens that sealed waterproof effect is good.
This utility model is achieved through the following technical solutions:
nullA kind of waterproof construction for camera lens，It is characterized in that: include camera lens support tube 1，Described camera lens support tube 1 includes 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，Described upper dead band 11 forms step surface 13 with internal thread segment 12 joint，It is provided with camera lens body 2 in described camera lens support tube 1，Described camera lens body 2 one end is provided with and coordinates with internal thread segment 12 and can make camera lens body 2 body thread segment 21 of axially-movable in camera lens support tube 1，The middle part of described camera lens body 2 is provided with the annular boss 22 protruding its outer peripheral face，The first sealing ring 3 for waterproof it is provided with between described annular boss 22 side and step surface 13，Described camera lens support tube 1 is also associated with the support cover 4 for camera lens body 2 traverse near upper dead band 11 one end，It is provided with the second sealing ring 5 for waterproof between described annular boss 22 opposite side and support cover 4.
Waterproof construction for camera lens as above, it is characterised in that: described support cover 4 adopts with camera lens support tube 1 threadeds.
Waterproof construction for camera lens as above, it is characterised in that: the external diameter of described annular boss 22 is less than the internal diameter of upper dead band 11.
Waterproof construction for camera lens as above, it is characterized in that: described support cover 4 includes cover plate 41, described cover plate 41 central authorities are provided with mean for the through hole 42 of camera lens body 2 traverse, the outward flange of described cover plate 41 is provided with and extends protruding outer shroud 43 to side, described outer shroud 43 inwall is provided with female thread, and described camera lens support tube 1 is provided with the external screw thread with screw-internal thread fit.
Waterproof construction for camera lens as above, it is characterised in that: the first described sealing ring 3 and the second sealing ring 4 are rubber seal.
Compared with prior art, this utility model has the following advantages: internal thread segment of the present utility model coordinates with body thread segment, so that camera lens body and camera lens supporting seat relative motion in the axial direction, therefore, annular boss on camera lens body coordinates with step surface and is squeezed so that the first sealing ring and deforms, the first sealing ring deformed just plays the function of waterproof, and the relative motion of camera lens body and camera lens supporting seat also achieves the function of focusing, as long as ensureing to make the first sealing ring remain deformation state in the process of the two relative movement, degree as deformation is changeable, as long as because the first sealing ring is in deformation state, it just has the effect of waterproof sealing, the relative movement distance of camera lens body and camera lens supporting seat is in deformation state all the time with the first sealing ring and is limited.It addition, camera lens cover is connected with camera lens support tube, and being provided with the second sealing ring between camera lens cover and annular boss, therefore, the second sealing ring and cooperate both the first sealing ring and play the effect of dual waterproof, waterproof effect is better.Furthermore, when camera lens body is with camera lens support tube relative movement, annular boss moves together along with camera lens body, therefore, (determine with the view direction in Fig. 3) when camera lens body moves upward, the deformation extent of the first sealing ring is little, and the degree of now the second sealing ring extrusion is just big, and (determine with the view direction in Fig. 3) when camera lens body moves downward, the deformation extent of the second sealing ring is little, and the degree of now the first sealing ring extrusion is just big, therefore, first sealing ring and the second sealing ring always have therebetween one to be in bigger deformation extent state, it is able to ensure that the effect of waterproof is more excellent.This utility model no longer adopts a glue mode waterproof, and mounting or dismounting get up to be easier to so that this utility model structure is simpler.
[accompanying drawing explanation]
Fig. 1 is this utility model axonometric chart；
Fig. 2 is the axonometric chart of camera lens body of the present utility model；
Fig. 3 is sectional view of the present utility model.
[detailed description of the invention]
Below in conjunction with accompanying drawing, this utility model is further described:
nullA kind of waterproof construction for camera lens，Including camera lens support tube 1，Described camera lens support tube 1 includes 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，Described upper dead band 11 forms step surface 13 with internal thread segment 12 joint，It is provided with camera lens body 2 in described camera lens support tube 1，Described camera lens body 2 one end is provided with and coordinates with internal thread segment 12 and can make camera lens body 2 body thread segment 21 of axially-movable in camera lens support tube 1，The middle part of described camera lens body 2 is provided with the annular boss 22 protruding its outer peripheral face，The first sealing ring 3 for waterproof it is provided with between described annular boss 22 side and step surface 13，Described camera lens support tube 1 is also associated with the support cover 4 for camera lens body 2 traverse near upper dead band 11 one end，It is provided with the second sealing ring 5 for waterproof between described annular boss 22 opposite side and support cover 4.Internal thread segment 12 coordinates with body thread segment 21, so that camera lens body 2 and camera lens supporting seat 1 relative motion in the axial direction, therefore, annular boss 22 on camera lens body 2 coordinates with step surface 13 and is squeezed so that the first sealing ring 3 and deforms, the first sealing ring 3 deformed just plays the function of waterproof, and the relative motion of camera lens body 2 and camera lens supporting seat 1 also achieves the function of focusing, as long as ensureing to make the first sealing ring 3 remain deformation state in the process of the two relative movement, degree as deformation is changeable, 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 camera lens body 2 and camera lens supporting seat 1 is in deformation state all the time with the first sealing ring 3 and is limited.It addition, camera lens cover 4 is connected with camera lens support tube 1, and being provided with the second sealing ring 5 between camera lens cover 4 and annular boss 22, therefore, both the second sealing ring 5 and the first sealing ring 3 cooperate and play the effect of dual waterproof, and waterproof effect is better.Furthermore, when camera lens body 2 is with camera lens support tube 1 relative movement, annular boss 22 moves together along with camera lens body 2, therefore, when camera lens body 2 moves upward focusing (determining with the view direction in Fig. 3), the deformation extent of the first sealing ring 3 is little, and the degree of now the second sealing ring 5 extrusion is just big, and (determine with the view direction in Fig. 3) when camera lens body 2 moves downward focusing, the deformation extent of the second sealing ring 5 is little, and the degree of now the first sealing ring 3 extrusion is just big, therefore, first sealing ring 3 and the second sealing ring 5 always have therebetween one to be in bigger deformation extent state, such dual waterproof is able to ensure that the effect of waterproof is more excellent.This utility model no longer adopts a glue mode waterproof, and mounting or dismounting get up to be easier to so that this utility model structure is simpler.
The first described sealing ring 3 and the second sealing ring 5 are rubber seal.
Described support cover 4 adopts with camera lens support tube 1 threadeds.Threaded mounting or dismounting more convenient and quicker, production efficiency is high.
The external diameter of described annular boss 22 is less than the internal diameter of upper dead band 11.Because annular boss 22 with upper dead band 11 contact internal walls, so the external diameter of annular boss 22 can reduce contact friction less than the internal diameter of upper dead band 11, need not can make camera lens body 2 more smooth and easy with the relative motion of camera lens support tube 1.
Described support cover 4 includes cover plate 41, described cover plate 41 central authorities are provided with mean for the through hole 42 of camera lens body 2 traverse, the outward flange of described cover plate 41 is provided with and extends protruding outer shroud 43 to side, described outer shroud 43 inwall is provided with female thread, and described camera lens support tube 1 is provided with the external screw thread with screw-internal thread fit.Outer shroud 43 is positioned at the outside of camera lens support tube 1, and such structure makes this utility model assemble up to be easier to, faster.
Claims (5)
- null1. the waterproof construction for camera lens，It is characterized in that: include camera lens support tube (1)，Described camera lens support tube (1) includes 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)，Described upper dead band (11) forms step surface (13) with internal thread segment (12) joint，It is provided with camera lens body (2) in described camera lens support tube (1)，Described camera lens body (2) one end is provided with and coordinates with internal thread segment (12) and can make the body thread segment (21) of camera lens body (2) axially-movable in camera lens support tube (1)，The middle part of described camera lens body (2) is provided with the annular boss (22) protruding its outer peripheral face，The first sealing ring (3) for waterproof it is provided with between described annular boss (22) side and step surface (13)，Described camera lens support tube (1) is also associated with the support cover (4) for camera lens body (2) traverse near upper dead band (11) one end，It is provided with the second sealing ring (5) for waterproof between described annular boss (22) opposite side and support cover (4).
- 2. the waterproof construction for camera lens according to claim 1, it is characterised in that: described support cover (4) adopts with camera lens support tube (1) threadeds.
- 3. the waterproof construction for camera lens according to claim 1, it is characterised in that: the external diameter of described annular boss (22) is less than the internal diameter of upper dead band (11).
- 4. the waterproof construction for camera lens according to claim 2, it is characterized in that: described support cover (4) includes cover plate (41), described cover plate (41) central authorities are provided with mean for the through hole (42) of camera lens body (2) traverse, the outward flange of described cover plate (41) is provided with and extends protruding outer shroud (43) to side, described outer shroud (43) inwall is provided with female thread, and described camera lens support tube (1) is provided with the external screw thread with screw-internal thread fit.
- 5. the waterproof construction for camera lens according to claim 1, it is characterised in that: described the first sealing ring (3) and the second sealing ring (5) they are rubber seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620153086.6U CN205404934U (en) | 2016-02-29 | 2016-02-29 | A waterproof construction for camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620153086.6U CN205404934U (en) | 2016-02-29 | 2016-02-29 | A waterproof construction for camera lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205404934U true CN205404934U (en) | 2016-07-27 |
Family
ID=56948124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620153086.6U Withdrawn - After Issue CN205404934U (en) | 2016-02-29 | 2016-02-29 | A waterproof construction for camera lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205404934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759541A (en) * | 2016-02-29 | 2016-07-13 | 中山联合光电科技股份有限公司 | Double waterproof structure for lens |
-
2016
- 2016-02-29 CN CN201620153086.6U patent/CN205404934U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105759541A (en) * | 2016-02-29 | 2016-07-13 | 中山联合光电科技股份有限公司 | Double waterproof structure for lens |
| CN105759541B (en) * | 2016-02-29 | 2018-03-30 | 中山联合光电科技股份有限公司 | A kind of dual waterproof construction of camera lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160727 Effective date of abandoning: 20180330 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160727 Effective date of abandoning: 20180330 |