CN108632519A - A kind of rear burnt regulating device on security protection optical lens - Google Patents
A kind of rear burnt regulating device on security protection optical lens Download PDFInfo
- Publication number
- CN108632519A CN108632519A CN201810899837.2A CN201810899837A CN108632519A CN 108632519 A CN108632519 A CN 108632519A CN 201810899837 A CN201810899837 A CN 201810899837A CN 108632519 A CN108632519 A CN 108632519A
- Authority
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- China
- Prior art keywords
- optical lens
- cylinder
- movement parts
- regulating device
- security protection
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 35
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 22
- 238000003384 imaging method Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 8
- 239000000571 coke Substances 0.000 description 5
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/51—Housings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The present invention provides a kind of rear burnt regulating device on security protection optical lens, including protecgulum, rear cover and the movement parts being sequentially arranged in from front to back between protecgulum and rear cover, guide cylinder and driving device, the front of protecgulum is equipped with light hole, the circumferential edge of light hole is equipped with the mounting ring to socket-connect for the rear end with optical lens, the front end of movement parts is equipped with CCD chip module and movement parts can be oppositely oriented cylinder and move forward and backward, and driving device includes the turning set for being sheathed on guide cylinder and being moved forward and backward for drive motion part.The present invention by the mounting ring of protecgulum will it is entire after burnt regulating device be socketed in the rear end of optical lens, its back focal length is the rear end face of optical lens and the distance between the imaging surface that CCD chip module is formed, the imaging surface that the turning set drive motion part of driving device moves forward and backward that CCD chip module is driven to be formed moves forward and backward, to the rear end face closer or far from optical lens, and then realize the adjusting of back focal length.
Description
【Technical field】
The present invention relates to security protection field of optical lens, especially a kind of rear burnt adjust on security protection optical lens fills
It sets.
【Background technology】
With the fast development of new and high technology, security protection optical zoom and tight shot are widely used.It is wherein mechanical
Coke refers to that camera lens machinery rear end face arrives the distance between image planes, either zoom lens or tight shot afterwards, when it corresponds to one
When money chip, burnt numerical value is changeless after machinery, then after removing IR optical filters from structure, the image of camera lens
It will fog, it is unintelligible so as to cause focusing, influence imaging effect.Meanwhile general video camera does back focal length in manufacture
Therefore adjustment appropriate in the application scenario that fixed-focus or zoom lens is coupled in client, generally need not all adjust video camera
Rear coke, but be likely to occur in use usually when lens focusing ring is adjusted to extreme position or camera lens is by more
When strong vibrations, clearly image cannot be obtained, just needs to be adjusted back focal length at this time.Meanwhile web camera
Amount of pixels it is increasing, but its high amount of pixels to monitoring band come clearer visual experience while also give engineering construction band
Prodigious difficulty is carried out.And the web camera of traditional fixed back of the body coke cannot meet the needs of high-definition monitoring.
【Invention content】
The technical problem to be solved in the present invention is to provide burnt one kind adjusted to meet high-definition monitoring after can carrying out for pacifying
Rear burnt regulating device on anti-optical lens.
The object of the present invention is achieved like this：
A kind of rear burnt regulating device on security protection optical lens, including protecgulum, rear cover and set successively from front to back
The front of movement parts, guide cylinder between the protecgulum and rear cover and driving device, the protecgulum is equipped with light hole, described logical
The circumferential edge of unthreaded hole is equipped with the mounting ring to socket-connect for the rear end with optical lens, and the front end of the movement parts is equipped with CCD
Chip module and the movement parts can the relatively described guide cylinder move forward and backward, the driving device includes being sheathed on the guide cylinder
Above and for driving the turning set that the movement parts move forward and backward.
Entire rear burnt regulating device is socketed in optical lens by the present invention using the above structure, by the mounting ring of protecgulum
Rear end, back focal length are the rear end face of optical lens and the distance between the imaging surface that CCD chip module is formed, driving device
The turning set drive motion part imaging surface that moves forward and backward to drive CCD chip module to be formed move forward and backward, thus close
Or the rear end face far from optical lens, and then realize the adjusting of back focal length.This addresses the problem traditional cameras to remove IR filters
The problem of image can fog after mating plate, and when being converted to white-black pattern from color mode, the position meeting of CCD chip module
Adjust automatically accurately focuses to provide whole day.
A kind of rear burnt regulating device on security protection optical lens as described above, the driving device further includes stepping
Motor, the output end of the stepper motor be equipped with gear, and the outer circumferential of the turning set is equipped with to be meshed with the gear
Rack, the rotation of stepper motor sliding tooth wheel have the turning set rotation of the rack engaged with gear to drive, and then drive fortune
Moving part adjusting burnt after moving forward and backward and realizing.
A kind of rear burnt regulating device on security protection optical lens as described above, week of the turning set inwardly on
Equipped with spiral guide groove, circumferentially outside is equipped with the guide post that can be moved along the guide groove for the rear end of the movement parts
So that when the turning set rotates the movement parts can the relatively described guide cylinder move forward and backward, stepper motor drive turning set
When rotation, guide groove rotates therewith, and guide post moves forward and backward under the guiding role of spiral helicine guide groove, so that
Movement parts can be oppositely oriented cylinder and move forward and backward, and further realize the adjusting of rear coke.
A kind of rear burnt regulating device on security protection optical lens as described above, the guide cylinder include guide plate and
Set on the cylinder for being oriented to postlaminar part, the movement parts include mounting plate and the movement cylinder set on the installation postlaminar part, institute
It states guide post to be set on the outer circumferential of the movement cylinder, the cylinder is circumferentially with straight slot, and the guide post passes through described
Straight slot and match with the guide groove and connect, turning set rotate when, guide post is under the guiding role of spiral helicine guide groove
It moves forward and backward along straight slot, is moved forward and backward so that movement parts can be oppositely oriented cylinder, further realize the adjusting of rear coke.
A kind of rear burnt regulating device on security protection optical lens as described above, the movement cylinder and the mounting plate
Between be equipped with bulge loop, the guide plate is equipped with vessel for accommodating the bulge loop, and the cooperation for passing through bulge loop and vessel is realized
The limit that movement parts are moved backward.
A kind of rear burnt regulating device on security protection optical lens as described above, the outside of the turning set is set
There is position detecting device for limiting the slewing area of the turning set to further be limited to movement parts.
A kind of rear burnt regulating device on security protection optical lens as described above, the rear end of the cylinder is equipped with gear
Block, correspondingly, the rear end for moving cylinder is circumferentially arranged with the groove abutted against with the block further to realize to fortune
The limit that moving part moves backward.
【Description of the drawings】
The specific implementation mode of the present invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is the decomposition texture schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of driving device of the present invention；
Fig. 3 is the structural schematic diagram of turning set of the present invention；
Fig. 4 is the structural schematic diagram of movement parts of the present invention；
Fig. 5 is the structural schematic diagram of guide cylinder of the present invention；
Fig. 6 is structural schematic diagram when movement parts of the present invention coordinate with the turning set；
Fig. 7 is structural schematic diagram when movement parts of the present invention coordinate with the guide cylinder；
Fig. 8 is the dimensional structure diagram of the present invention；
Fig. 9 is the schematic cross-sectional view of the present invention.
【Specific implementation mode】
A kind of rear burnt regulating device on security protection optical lens, including protecgulum 1, rear cover 2 and from front to back successively
The front of movement parts 3, guide cylinder 4 and driving device 5 between protecgulum 1 and rear cover 2, protecgulum 1 is equipped with light hole 10, thang-kng
The circumferential edge in hole 10 is equipped with the mounting ring 11 to socket-connect for the rear end with optical lens, and the front end of movement parts 3 is equipped with CCD cores
Piece module 6 and movement parts 3 can be oppositely oriented cylinder 4 and move forward and backward, and driving device 5 includes being sheathed on guide cylinder 4 and for driving
The turning set 51 that movement parts 3 move forward and backward.
Driving device 5 further includes stepper motor 52, and the output end of stepper motor 52 is equipped with gear 521, the week of turning set 51
It is equipped with the rack 511 being meshed with gear 521 outward.
It is equipped with spiral guide groove 512 week of turning set 51 inwardly, circumferentially outside is set for the rear end of movement parts 3
There is the guide post 31 that can be moved along guide groove 512 so that movement parts 3 can be oppositely oriented the front and back fortune of cylinder 4 when turning set 51 rotates
It is dynamic.
Guide cylinder 4 includes guide plate 41 and the cylinder 42 set on 41 rear portion of guide plate, and movement parts 3 include mounting plate 32 and set
Movement cylinder 33 in 32 rear portion of mounting plate, guide post 31 are set on the outer circumferential of movement cylinder 33, and being circumferentially with for cylinder 42 is logical
Slot 421, guide post 31 match with guide groove 512 and connect across straight slot 421.
To realize the limit moved backward to movement parts 3, moves and be equipped with bulge loop 34, guide plate between cylinder 33 and mounting plate 32
41 are equipped with the vessel 411 for accommodating bulge loop 34.
In order to further be limited to movement parts 3, the outside of turning set 51 be equipped with position detecting device 7 with
In the slewing area for limiting turning set 51.
The rear end of cylinder 42 is equipped with block 422, and correspondingly, the rear end of movement cylinder 33 offsets circumferentially arranged with block 422
The groove 331 connect is further to realize the limit moved backward to movement parts 3.
The present invention in use, by the mounting ring 11 of protecgulum 1 will it is entire after after burnt regulating device is socketed in optical lens
End, back focal length are the distance between the imaging surface that rear end face and the CCD chip module 6 of optical lens are formed, when need into
Burnt after row to adjust, stepper motor 52 obtains electric rotation and drives the rotation of gear 521 to drive with the rack engaged with gear 521
511 turning set 51 rotates, and guide groove 512 rotates therewith, and the guide post 31 in movement parts 3 is in spiral helicine guide groove 512
Guiding role under moved forward and backward along the straight slot 521 of guide cylinder 4 so that movement parts 3 can be oppositely oriented the front and back fortune of cylinder 4
It is dynamic, and then the imaging surface for driving CCD chip module 6 to be formed moves forward and backward, thus closer or far from the rear end face of optical lens,
And then realize the adjusting of back focal length.
Claims (7)
1. a kind of rear burnt regulating device on security protection optical lens, it is characterised in that including protecgulum (1), rear cover (2) and
Movement parts (3), guide cylinder (4) and the driving device (5) being sequentially arranged in from front to back between the protecgulum (1) and rear cover (2), institute
The front for stating protecgulum (1) is equipped with light hole (10), the circumferential edge of the light hole (10) be equipped with for after optical lens
The mounting ring (11) to socket-connect is held, the front end of the movement parts (3) is equipped with CCD chip module (6) and the movement parts (3) can phase
The guide cylinder (4) is moved forward and backward, the driving device (5) includes being sheathed on the guide cylinder (4) and for driving institute
State the turning set (51) that movement parts (3) move forward and backward.
2. a kind of rear burnt regulating device on security protection optical lens according to claim 1, it is characterised in that described
Driving device (5) further includes stepper motor (52), and the output end of the stepper motor (52) is equipped with gear (521), the rotation
The outer circumferential of set (51) is equipped with the rack (511) being meshed with the gear (521).
3. a kind of rear burnt regulating device on security protection optical lens according to claim 2, it is characterised in that described
Be equipped with spiral guide groove (512) week of turning set (51) inwardly, the rear ends of the movement parts (3) circumferentially on the outside of
Equipped with can along the guide groove (512) move guide post (31) so that when the turning set (51) rotate the movement parts
(3) can the relatively described guide cylinder (4) move forward and backward.
4. a kind of rear burnt regulating device on security protection optical lens according to claim 3, it is characterised in that described
Guide cylinder (4) includes guide plate (41) and the cylinder (42) set on the guide plate (41) rear portion, and the movement parts (3) include peace
Loading board (32) and the movement cylinder (33) for being set to the mounting plate (32) rear portion, the guide post (31) are set to the movement cylinder (33)
Outer circumferential on, the cylinder (42) is circumferentially with straight slot (421), and the guide post (31) passes through the straight slot (421)
And matches with the guide groove (512) and connect.
5. a kind of rear burnt regulating device on security protection optical lens according to claim 4, it is characterised in that described
It moves and is equipped with bulge loop (34) between cylinder (33) and the mounting plate (32), the guide plate (41) is equipped with described convex for accommodating
The vessel (411) of ring (34).
6. a kind of rear burnt regulating device on security protection optical lens according to any one of claims 1 to 5, feature
It is that the outside of the turning set (51) is equipped with position detecting device (7) for limiting the rotation of the turning set (51)
Range.
7. a kind of rear burnt regulating device on security protection optical lens according to claim 4 or 5, it is characterised in that institute
State cylinder (42) rear end be equipped with block (422), correspondingly, it is described movement cylinder (33) rear end circumferentially arranged with the block
(422) groove (331) abutted against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810899837.2A CN108632519A (en) | 2018-08-09 | 2018-08-09 | A kind of rear burnt regulating device on security protection optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810899837.2A CN108632519A (en) | 2018-08-09 | 2018-08-09 | A kind of rear burnt regulating device on security protection optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108632519A true CN108632519A (en) | 2018-10-09 |
Family
ID=63708890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810899837.2A Pending CN108632519A (en) | 2018-08-09 | 2018-08-09 | A kind of rear burnt regulating device on security protection optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108632519A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202335824U (en) * | 2011-12-05 | 2012-07-18 | 吴登传 | Device for connecting handle with steam pipe of steam cleaning machine |
| CN103336400A (en) * | 2013-06-20 | 2013-10-02 | 杭州同尊信息技术有限公司 | Camera back focus regulating mechanism component |
| CN203968234U (en) * | 2014-06-19 | 2014-11-26 | 深圳中兴力维技术有限公司 | Rear burnt governor motion and camera head |
| CN204863066U (en) * | 2015-08-06 | 2015-12-16 | 浙江优亿医疗器械有限公司 | Endoscope that can high -speed joint |
| CN205214210U (en) * | 2015-12-08 | 2016-05-11 | 深圳市赛尔美电子科技有限公司 | Atomizer |
| CN106899792A (en) * | 2017-03-02 | 2017-06-27 | 广州众源网络科技有限公司 | A kind of back focal length adjustment structure of video camera |
| CN206759586U (en) * | 2017-04-19 | 2017-12-15 | 浙江大华技术股份有限公司 | A kind of rear lens focus adjusting device and video camera |
| CN207337034U (en) * | 2017-08-21 | 2018-05-08 | 浙江大华技术股份有限公司 | Burnt adjusting mechanism and camera device after a kind of video camera is automatic |
| CN208461936U (en) * | 2018-08-09 | 2019-02-01 | 中山联合光电科技股份有限公司 | A kind of novel rear burnt regulating device on security protection optical lens |
-
2018
- 2018-08-09 CN CN201810899837.2A patent/CN108632519A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202335824U (en) * | 2011-12-05 | 2012-07-18 | 吴登传 | Device for connecting handle with steam pipe of steam cleaning machine |
| CN103336400A (en) * | 2013-06-20 | 2013-10-02 | 杭州同尊信息技术有限公司 | Camera back focus regulating mechanism component |
| CN203968234U (en) * | 2014-06-19 | 2014-11-26 | 深圳中兴力维技术有限公司 | Rear burnt governor motion and camera head |
| CN204863066U (en) * | 2015-08-06 | 2015-12-16 | 浙江优亿医疗器械有限公司 | Endoscope that can high -speed joint |
| CN205214210U (en) * | 2015-12-08 | 2016-05-11 | 深圳市赛尔美电子科技有限公司 | Atomizer |
| CN106899792A (en) * | 2017-03-02 | 2017-06-27 | 广州众源网络科技有限公司 | A kind of back focal length adjustment structure of video camera |
| CN206759586U (en) * | 2017-04-19 | 2017-12-15 | 浙江大华技术股份有限公司 | A kind of rear lens focus adjusting device and video camera |
| CN207337034U (en) * | 2017-08-21 | 2018-05-08 | 浙江大华技术股份有限公司 | Burnt adjusting mechanism and camera device after a kind of video camera is automatic |
| CN208461936U (en) * | 2018-08-09 | 2019-02-01 | 中山联合光电科技股份有限公司 | A kind of novel rear burnt regulating device on security protection optical lens |
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