CN209086522U - Easy-to-mount camera lens locking device - Google Patents
Easy-to-mount camera lens locking device Download PDFInfo
- Publication number
- CN209086522U CN209086522U CN201821864885.XU CN201821864885U CN209086522U CN 209086522 U CN209086522 U CN 209086522U CN 201821864885 U CN201821864885 U CN 201821864885U CN 209086522 U CN209086522 U CN 209086522U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- camera lens
- connecting portion
- retaining mechanism
- easy
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of easy-to-mount camera lens locking devices, it includes fixed cylinder, the fixed cylinder includes the first cylinder for camera lens to be arranged and the second cylinder connecting with first cylinder, opening is provided on first cylinder, first connecting portion and second connecting portion are additionally provided on first cylinder, the first connecting portion and the second connecting portion are located at the two sides of the opening, the first connecting portion is connect so that tightening the retaining mechanism by retaining mechanism with the second connecting portion, the camera lens is fastened in first cylinder, unscrew the retaining mechanism, the camera lens and first cylinder unclamp, second cylinder is also connect with imaging device, it is used to the fixed cylinder being installed to imaging device.The utility model not will cause the offset of lens assembly optical axis direction since thread pitch being not present between camera lens and fixed cylinder in focussing process, and imaging effect is good, good imaging quality.
Description
Technical field
The utility model relates to the technical fields of optical lens connection equipment, and in particular to a kind of easy-to-mount lens lock
Tight device.
Background technique
When lens assembly is installed and is locked on imaging device at present, it will usually screw in imaging device using being threadedly engaged
In lens barrel mounting base, rotation adjusts position, that is, focus process of lens assembly, until imaging clearly, then by screwing lens group
Lens assembly is locked in lens barrel mounting base by the locking nut of part outer ring.Often to guarantee the reliable and stable of locking nut, need
Holding screw is played in locking nut outer ring, tightening retaining nuts is used for, limits its movement.Opposite, dismantling or replacing camera lens
It when component, needs first to unscrew holding screw, then unscrew locking nut, can just unscrew lens assembly until it is from lens barrel mounting base
Separation.
When each focal adjustment camera lens, process is successively that the holding screw-unclamped above locking nut unscrews locking screw
Mother-turn lens assembly focus-tightens locking nut-fastening holding screw.Due between locking nut and body tube
Thread pitch easily causes lens assembly optical axis direction to deviate, influences imaging effect.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of easy-to-mount lens locks
Tight device, the device is easy to operate and not will cause the offset of camera lens optical axis direction.
To achieve the above objectives, the technical scheme adopted by the utility model is that:
A kind of easy-to-mount camera lens locking device comprising fixed cylinder, the fixed cylinder include for camera lens to be arranged
First cylinder and the second cylinder connecting with first cylinder are provided with out along its length on first cylinder
Mouthful, first connecting portion and second connecting portion are additionally provided on first cylinder, the first connecting portion and described second connect
Socket part is located at the two sides of the opening, the first connecting portion connect with the second connecting portion by retaining mechanism so that
The retaining mechanism must be tightened, the camera lens is fastened in first cylinder, unscrew the retaining mechanism, the camera lens with
First cylinder unclamps, and second cylinder is also connect with imaging device, is used to the fixed cylinder being installed to imaging and sets
It is standby upper.
Further, the retaining mechanism include check lock lever, the locking spring being set on the check lock lever and with institute
The lock nut that check lock lever is connected through a screw thread is stated, is provided with through-hole in the first connecting portion and second connecting portion, it is described
Check lock lever and the locking spring pass through through-hole and the locking screw in the first connecting portion and the second connection end portion
Cap connection.
Further, the retaining mechanism further includes cam handle, and the cam handle setting is separate in the check lock lever
The end side of the lock nut.
Further, circumferentially arranged on second cylinder to unload stress slot, the stress slot that unloads connects with the opening
It is logical.
Further, friction pad is provided between first cylinder and the camera lens.
Compared with the prior art, the advantages of the utility model are: the device of the utility model is due to camera lens and fixed cylinder
Between be not present thread pitch, therefore not will cause in focussing process camera lens optical axis direction offset, retaining mechanism can be reduced to mirror
The influence of head focusing result, imaging effect is good, good imaging quality；And the utility model is only needed in each focal adjustment camera lens
Cam handle is rotated, it is easy to operate, it is convenient to the dismounting of camera lens, without other any tools；In addition, fixed cylinder
It is provided with friction pad between camera lens, can be effectively prevented and generate relative motion between fixed cylinder and camera lens, improves optical axis stable
Property and keep image it is persistently clear；Unloading stress slot and can eliminate influence of the stress to the second cylinder in fixed cylinder, prevents from fixing
Cylinder stress is uneven and deforms.
Detailed description of the invention
Fig. 1 is schematic perspective view before camera lens locking device provided by the embodiment of the utility model assembles；
Fig. 2 Fig. 1 is schematic perspective view after camera lens locking device provided by the embodiment of the utility model dress；
Fig. 3 is camera lens locking device main view provided by the embodiment of the utility model；
Fig. 4 is camera lens locking device left view provided by the embodiment of the utility model；
Fig. 5 is camera lens locking device top view provided by the embodiment of the utility model.
In figure: fixed cylinder 1, the first cylinder 10, opening 100, the second cylinder 11 unload stress slot 110, friction pad 12, and first
Interconnecting piece 13, second connecting portion 14, check lock lever 20, locking spring 21, lock nut 22, cam handle 23.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Jointly shown referring to Fig. 1-Fig. 5, the utility model embodiment provides a kind of easy-to-mount camera lens locking device, packet
Include fixed cylinder 1, the fixed cylinder 1 include the first cylinder 10 and the second cylinder 11, the end side of 10 one end of the first cylinder with second
The end side of 11 one end of body is fixedly connected.Camera lens is arranged in the first cylinder 10, in order to effectively prevent producing between fixed cylinder 1 and camera lens
Raw relative motion improves optical axis stable and keeps image persistently clear, is provided with friction pad between camera lens and the first cylinder 10
12, which can increase the frictional force between the first cylinder 10 and camera lens.Second cylinder 11 is also connect with imaging device,
For fixed cylinder 1 and the camera lens in it to be installed to imaging device.
For the ease of the dismounting of camera lens, and it effectively prevent the offset of camera lens optical axis direction to influence imaging effect, first
Opening 100 is provided on body 10 along its length, is additionally provided with first connecting portion 13 and second connecting portion on the first cylinder 10
14, and first connecting portion 13 and second connecting portion 14 are located at the two sides of opening 100.First connecting portion 13 and second connecting portion
14, by locking retaining mechanism connection, are screwed into retaining mechanism, camera lens is fastened in the first cylinder 10；Unscrew retaining mechanism, mirror
Head is unclamped with the first cylinder 10.In order to enable the second cylinder 11 will not deform because of unbalanced stress, in the second cylinder 11
It is above circumferentially arranged to unload stress slot 110, and this unloads stress slot 110 and is connected to opening 100, so that being screwed into retaining mechanism
When, the stress generated on the first cylinder 10 is answered during being transferred to the second cylinder 11 by unloading of being connected to opening 100
It is removed when power slot 110, and then eliminates influence of the stress to the second cylinder 11.
In a specific embodiment of the utility model, retaining mechanism includes check lock lever 20, is set in check lock lever 20
Upper locking spring 21 and the lock nut 22 being connected through a screw thread with check lock lever 20.Correspondingly, 13 He of first connecting portion
Through-hole is provided in second connecting portion 14, check lock lever 20 and locking spring 21 pass through first connecting portion 13 and second connecting portion 14
On through-hole be connected through a screw thread with lock nut 22, tighten lock nut 22,14 phase of first connecting portion 13 and second connecting portion
It mutually draws close, opening 100 reduces, so that camera lens is fastened in the first cylinder 10；Unscrew lock nut 22, first connecting portion
13 are located remotely from each other with second connecting portion 14, and opening 100 increases, so that camera lens and the first cylinder 10 unclamp.In order to facilitate rotation
Dynamic retaining mechanism, retaining mechanism further includes cam handle 23, and cam handle 23 is set in check lock lever 20 far from lock nut 22
End side, the two are connected by fastener.
In the easy-to-mount camera lens locking device of application the present embodiment, Fig. 1 is seen, by fixed cylinder 1 from the second cylinder 11
After the upper end side far from the first cylinder is installed to imaging device, then the end by camera lens from the first cylinder 10 far from the second cylinder 11
Side is inserted into fixed cylinder 1, and will slightly be moved along optical axis direction before and after camera lens, until Image Adjusting is clear, then is rotated
Retaining mechanism is tightened for camera lens to be locked in the first cylinder 10 that (the camera lens locking device after assembly is shown in figure by cam handle 23
2), whole operation process need not be simple and convenient by any tool.The device of the utility model is due to camera lens and the first cylinder 10
Between be not present thread pitch, therefore not will cause in focussing process camera lens optical axis direction offset, retaining mechanism can be reduced to mirror
The influence imaging effect of head focusing result is good, good imaging quality.
The utility model is not limited to above embodiment, for those skilled in the art, not
Under the premise of being detached from the utility model principle, several improvements and modifications can also be made, these improvements and modifications are also considered as this reality
Within novel protection scope.The content being not described in detail in this specification belongs to well known to professional and technical personnel in the field
The prior art.
Claims (5)
1. a kind of easy-to-mount camera lens locking device, which is characterized in that it includes fixed cylinder, and the fixed cylinder includes for setting
The second cylinder setting the first cylinder of camera lens and connecting with first cylinder is set along its length on first cylinder
It is equipped with opening, is additionally provided with first connecting portion and second connecting portion on first cylinder, the first connecting portion and described
Second connecting portion is located at the two sides of the opening, the first connecting portion and the second connecting portion and is connected by retaining mechanism
It connects so that tightening the retaining mechanism, the camera lens is fastened in first cylinder, unscrews the retaining mechanism, described
Camera lens and first cylinder unclamp, and second cylinder also connect with imaging device, is used to for the fixed cylinder being installed to
On imaging device.
2. easy-to-mount camera lens locking device as described in claim 1, it is characterised in that: the retaining mechanism includes locking
Bar, the locking spring being set on the check lock lever and the lock nut being connected through a screw thread with the check lock lever, described
Through-hole is provided on one interconnecting piece and second connecting portion, the check lock lever and the locking spring pass through the first connecting portion
It is connect with the through-hole in the second connecting portion with the lock nut.
3. easy-to-mount camera lens locking device as claimed in claim 2, it is characterised in that: the retaining mechanism further includes convex
End side of the check lock lever far from the lock nut is arranged in wheel handle, the cam handle.
4. easy-to-mount camera lens locking device as described in claim 1, it is characterised in that: along week on second cylinder
Stress slot is unloaded to setting, it is described to unload stress slot and the open communication.
5. easy-to-mount camera lens locking device as described in claim 1, it is characterised in that: first cylinder and the mirror
Friction pad is provided between head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821864885.XU CN209086522U (en) | 2018-11-13 | 2018-11-13 | Easy-to-mount camera lens locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821864885.XU CN209086522U (en) | 2018-11-13 | 2018-11-13 | Easy-to-mount camera lens locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209086522U true CN209086522U (en) | 2019-07-09 |
Family
ID=67123809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821864885.XU Active CN209086522U (en) | 2018-11-13 | 2018-11-13 | Easy-to-mount camera lens locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209086522U (en) |
-
2018
- 2018-11-13 CN CN201821864885.XU patent/CN209086522U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20160313630A1 (en) | Omnidirectional Bracket for Cameras and Accessories | |
| CN101968333A (en) | Eccentric handle device | |
| CN209086522U (en) | Easy-to-mount camera lens locking device | |
| CN102231005B (en) | Lens module | |
| US11604400B2 (en) | Articulating joint apparatus for a recording device | |
| US20110070046A1 (en) | Metal plate member fixation device | |
| CN106287137B (en) | A kind of multiple degrees of freedom holder | |
| CN208246577U (en) | A kind of adjustable oblique top polishing clamp | |
| CN106871740A (en) | The application of barrel assemblies, shell carry frame and shell carry frame on unmanned plane | |
| CN208337711U (en) | A kind of imaging device | |
| CN109623731A (en) | A kind of electrically driven sucking pressing ring clamp device and its application method | |
| CN214467427U (en) | Angle-adjustable multifunctional fixing seat | |
| CN104384961B (en) | A kind of sleeve fixture | |
| CN210686623U (en) | Interlocking type anti-drop screw | |
| CN108761709B (en) | Lens interface fastening device | |
| CN209278304U (en) | A kind of bolt of anti-back button | |
| CN208636508U (en) | Lens module | |
| CN209327755U (en) | A kind of rotatably adjustable structure of C interface | |
| CN111707137A (en) | Universal tripod for machine gun | |
| CN210616345U (en) | Trinity device of screwing up | |
| CN208895986U (en) | Screw gun | |
| CN108481196A (en) | A kind of adjustable oblique top polishing clamp | |
| CN209698392U (en) | A kind of thread interference press-loading apparatus | |
| CN218018169U (en) | Visual device for fine-tuning lens | |
| CN108953353A (en) | A kind of screw retention device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |