CN204883016U - Full automatically zoom camera lens of full plastic casing IR of 4 -88mm - Google Patents
Full automatically zoom camera lens of full plastic casing IR of 4 -88mm Download PDFInfo
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- CN204883016U CN204883016U CN201520653638.5U CN201520653638U CN204883016U CN 204883016 U CN204883016 U CN 204883016U CN 201520653638 U CN201520653638 U CN 201520653638U CN 204883016 U CN204883016 U CN 204883016U
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Abstract
The utility model provides a full automatically zoom camera lens of full plastic casing IR of 4 -88mm, including preceding fixed mirror cylindrical shell group, become and doubly remove lens group, middle fixed group, focusing and remove lens group, back fixed mirror head capsule group, IR -Cut, photoelectricity limit switch, drive step motor, guide bar and transmission nut, preceding fixed mirror head comprises fixed mirror head and lens cone, becomes doubly to remove lens group and set up in the lens cone, and the fixed mirror head is connected to lens cone one side, and fixed group in the middle of the opposite side is connected sets up IR -Cut in the middle fixed group, fixed mirror head capsule group behind the middle fixed group link, and the focusing is removed lens group and is set up at back fixed mirror head capsule inter block, is provided with on back fixed mirror head capsule is organized and drives step motor and photoelectricity limit switch, has wide, rational in infrastructure, the characteristics such as make a video recording clearly of focus.
Description
Technical field
The utility model relates to monitoring camera field, particularly a kind of 4-88mm all-plastic shell IR fully-automatic conversion zoom lens.
Background technology
Along with developing rapidly of city, the role and effect of safety precaution in intelligent building increases severely day by day, present many places are all provided with pick-up lens, and what develop at present is all the video camera of day and night dual-purpose, this type of video camera is mainly monitored with visible ray daytime, monitor with near infrared light in the evening, therefore the camera lens used also more is required it is the zoom lens that can be suitable for from visible ray near infrared light, camera lens in the market can not meet the requirement of client, and lens power regulates also more limited.
Utility model content
In order to solve the problem, the utility model provides 4-88mm all-plastic shell IR fully-automatic conversion zoom lens, has that focal length is wide, rational in infrastructure, the feature such as clear of making a video recording.
A kind of 4-88mm all-plastic of the utility model shell IR fully-automatic conversion zoom lens is achieved through the following technical solutions:
4-88mm all-plastic shell IR fully-automatic conversion zoom lens, comprises front fixed mirror barrel shell group (1), zoom moves lens set (2), middle fixing group (3), focusing mobile lens set (4), rear fixed mirror head capsule group (5), IR-Cut(6), photoelectric limit switch (7), Driving Stepping Motor (8, 9), guide pole (10, 11), transmission nut (12, 13), it is characterized in that: described front fixed mirror barrel shell group (1) is made up of fixed lens (1-1) and lens barrel (1-2), zoom moves lens set (2) and is arranged in lens barrel (1-2), lens barrel (1-2) one end is connected and fixed camera lens (1-1), fixing group (3) in the middle of the other end connects, in the middle of light source incidence, the rear of fixing group (3) sets gradually IR-Cut(6), focusing mobile lens set (4), rear fixed mirror head capsule group (5), rear fixed mirror head capsule group (5) both sides, top are provided with Driving Stepping Motor (8, 9), rear fixed mirror head capsule group (5) is provided with photoelectric limit switch (7), front fixed mirror barrel shell group (1), zoom moves lens set (2), middle fixing group (3), the zooming range that focusing mobile lens set (4) and rear fixed mirror head capsule group (5) are formed is 4mm-88mm.
Before described guide pole (10) one end connects on fixed mirror barrel shell group (1) inner shell wall, the other end successively through be arranged on sliding support (22) that zoom moves lens set (2) side be arranged on focusing mobile lens set (4) side draw-in groove (42) and after being connected fixed mirror head capsule group (5) side inwall on, before guide pole (11) one end connects on fixed mirror barrel shell group (1) inner shell wall, the other end successively through be arranged on draw-in groove (21) that zoom moves lens set (2) side be arranged on focusing mobile lens set (4) side sliding support (41) and after being connected fixed mirror head capsule group (5) opposite side inwall on.
Described Driving Stepping Motor (8) connects zoom by transmission nut (12) and moves lens set (2), and Driving Stepping Motor (9) connects focusing mobile lens set (4) by transmission nut (13).
Described IR-Cut(6) be IR switching mechanism assembly with iris action.
Described front fixed mirror barrel shell group (1) and rear fixed mirror head capsule group (5) are plastic casing.
The beneficial effect that the utility model has: adopt the IR switching mechanism assembly with iris action, not only can eliminate the harmful light in light path; Photo-sensitive cell can also be made better to reduce image color and increase picture element, and time by day, IRCut can be switched to IR pattern and filters infrared light and make to only have visible light part imaging on photo-sensitive cell (making the color reducibility of photo-sensitive cell better because only having visible ray participation imaging); When night, IRCut is switched to white glass pattern, allows the 850nm near infrared light of floor light participate in imaging.
Accompanying drawing explanation
Below in conjunction with the embodiment of accompanying drawing illustrated embodiment, foregoing of the present utility model is described in further detail again.
Fig. 1 is cut-away view of the present utility model.
Fig. 2 is the utility model guide pole and lens set structure elevational schematic view.
Fig. 3 is the utility model guide pole and lens set structural representation.
Fig. 4 is the utility model structural representation.
Mark in figure: front fixed mirror barrel shell group (1), fixed lens (1-1), lens barrel (1-2), zoom move lens set (2), middle fixing group (3), focusing mobile lens set (4), rear fixed mirror head capsule group (5), IR-Cut(6), photoelectric limit switch (7), Driving Stepping Motor (8,9), guide pole (10,11), transmission nut (12,13), sliding support (22,41), draw-in groove (42,21).
Embodiment
As shown in Figure 1,4-88mm all-plastic shell IR fully-automatic conversion zoom lens, comprises front fixed mirror barrel shell group (1), zoom moves lens set (2), middle fixing group (3), focusing mobile lens set (4), rear fixed mirror head capsule group (5), IR-Cut(6), photoelectric limit switch (7), Driving Stepping Motor (8, 9), guide pole (10, 11), transmission nut (12, 13), it is characterized in that: described front fixed mirror barrel shell group (1) is made up of fixed lens (1-1) and lens barrel (1-2), zoom moves lens set (2) and is arranged in lens barrel (1-2), lens barrel (1-2) one end is connected and fixed camera lens (1-1), fixing group (3) in the middle of the other end connects, in the middle of light source incidence, the rear of fixing group (3) sets gradually IR-Cut(6), focusing mobile lens set (4), rear fixed mirror head capsule group (5), rear fixed mirror head capsule group (5) both sides, top are provided with Driving Stepping Motor (8, 9), rear fixed mirror head capsule group (5) is provided with photoelectric limit switch (7), front fixed mirror barrel shell group (1), zoom moves lens set (2), middle fixing group (3), the zooming range that focusing mobile lens set (4) and rear fixed mirror head capsule group (5) are formed is 4mm-88mm.
As shown in Figures 2 and 3, before described guide pole (10) one end connects on fixed mirror barrel shell group (1) inner shell wall, the other end successively through be arranged on sliding support (22) that zoom moves lens set (2) side be arranged on focusing mobile lens set (4) side draw-in groove (42) and after being connected fixed mirror head capsule group (5) side inwall on, before guide pole (11) one end connects on fixed mirror barrel shell group (1) inner shell wall, the other end successively through be arranged on draw-in groove (21) that zoom moves lens set (2) side be arranged on focusing mobile lens set (4) side sliding support (41) and after being connected fixed mirror head capsule group (5) opposite side inwall on.
Described Driving Stepping Motor (8) drive zoom to move lens set (2) by transmission nut (12) to fix guide pole (10) between group (3) front fixed mirror barrel shell group (1) and centre mobile, Driving Stepping Motor (9) drives zoom to move lens set (4) by transmission nut (13) and to fix guide pole (10) movement between group (3) and rear fixed mirror head capsule group (5) in centre.
It should be noted that, described IR-Cut(6) be IR switching mechanism assembly with iris action, for harmful light of eliminating in light path and the light intensity regulating photosensitive member surface and also image color far away and increase picture element.
Described front fixed mirror barrel shell group (1) and rear fixed mirror head capsule group (5) are plastic casing, and fixed mirror head group (1), middle fixing group (3), rear fixed mirror head capsule group (5) link together with screw; Driving Stepping Motor (8) drives zoom to move lens set (2) by transmission nut and moves forward and backward on two guide rods, and zoom moves lens set (2) and determine initial position by photoelectric tube in moving process; Driving Stepping Motor (9) drives focusing mobile lens set (4) to move forward and backward on two guide rods by transmission nut, and focusing mobile lens set (4) determines initial position by photoelectric tube in moving process.
Move lens set by movable zoom and realize lens focus change, move forward as focal length diminishes, after move as focal length becomes large; Compensated because the image planes that zoom group moves generation move by movable focusing mobile lens set, image planes position is immobilized.IR-Cut effect makes photo-sensitive cell better reduce image color and increase picture element, and time by day, IRCut is switched to IR pattern and filters infrared light and make to only have visible light part imaging on photo-sensitive cell (making the color reducibility of photo-sensitive cell better because only having visible ray participation imaging); When night, IRCut is switched to white glass pattern, allows the 850nm near infrared light of floor light can participate in the effect of this IR-Cut of imaging with diaphragm: eliminate the harmful light in light path.
The utility model further describes the object, technical solutions and advantages of the present invention for embodiment or embodiment; be understood that; above lifted embodiment or embodiment are only the preferred embodiment of the present invention; not in order to limit the present invention; all any amendments made for the present invention within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1.4-88mm all-plastic shell IR fully-automatic conversion zoom lens, comprises front fixed mirror barrel shell group (1), zoom moves lens set (2), middle fixing group (3), focusing mobile lens set (4), rear fixed mirror head capsule group (5), IR-Cut(6), photoelectric limit switch (7), Driving Stepping Motor (8, 9), guide pole (10, 11), transmission nut (12, 13), it is characterized in that: described front fixed mirror barrel shell group (1) is made up of fixed lens (1-1) and lens barrel (1-2), zoom moves lens set (2) and is arranged in lens barrel (1-2), lens barrel (1-2) one end is connected and fixed camera lens (1-1), fixing group (3) in the middle of the other end connects, in the middle of light source incidence, the rear of fixing group (3) sets gradually IR-Cut(6), focusing mobile lens set (4), rear fixed mirror head capsule group (5), rear fixed mirror head capsule group (5) both sides, top are provided with Driving Stepping Motor (8, 9), rear fixed mirror head capsule group (5) is provided with photoelectric limit switch (7), front fixed mirror barrel shell group (1), zoom moves lens set (2), middle fixing group (3), the zooming range that focusing mobile lens set (4) and rear fixed mirror head capsule group (5) are formed is 4mm-88mm.
2. 4-88mm all-plastic shell IR fully-automatic conversion zoom lens according to claim 1, it is characterized in that: before described guide pole (10) one end connects on fixed mirror barrel shell group (1) inner shell wall, the other end successively through be arranged on sliding support (22) that zoom moves lens set (2) side be arranged on focusing mobile lens set (4) side draw-in groove (42) and after being connected fixed mirror head capsule group (5) side inwall on, before guide pole (11) one end connects on fixed mirror barrel shell group (1) inner shell wall, the other end successively through be arranged on draw-in groove (21) that zoom moves lens set (2) side be arranged on focusing mobile lens set (4) side sliding support (41) and after being connected fixed mirror head capsule group (5) opposite side inwall on.
3. 4-88mm all-plastic shell IR fully-automatic conversion zoom lens according to claim 1, it is characterized in that: described Driving Stepping Motor (8) connects zoom by transmission nut (12) and moves lens set (2), and Driving Stepping Motor (9) connects focusing mobile lens set (4) by transmission nut (13).
4. 4-88mm all-plastic shell IR fully-automatic conversion zoom lens according to claim 1, is characterized in that: described IR-Cut(6) be IR switching mechanism assembly with iris action.
5. 4-88mm all-plastic shell IR fully-automatic conversion zoom lens according to claim 1, is characterized in that: described front fixed mirror barrel shell group (1) and rear fixed mirror head capsule group (5) are plastic casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653638.5U CN204883016U (en) | 2015-08-27 | 2015-08-27 | Full automatically zoom camera lens of full plastic casing IR of 4 -88mm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653638.5U CN204883016U (en) | 2015-08-27 | 2015-08-27 | Full automatically zoom camera lens of full plastic casing IR of 4 -88mm |
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| Publication Number | Publication Date |
|---|---|
| CN204883016U true CN204883016U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520653638.5U Active CN204883016U (en) | 2015-08-27 | 2015-08-27 | Full automatically zoom camera lens of full plastic casing IR of 4 -88mm |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105763808A (en) * | 2016-03-03 | 2016-07-13 | 卢锦霞 | Automatic zoom focusing shooting device |
| CN109813704A (en) * | 2017-11-20 | 2019-05-28 | 中国科学院大连化学物理研究所 | A kind of toxic inorganic gas field quick detection system |
| CN109975944A (en) * | 2019-05-09 | 2019-07-05 | 福建福光股份有限公司 | The accurate all-in-one machine camera lens of the big target surface of continuous 4 times of zoom high-resolution |
| JP2021067719A (en) * | 2019-10-18 | 2021-04-30 | キヤノン株式会社 | Optical instrument |
-
2015
- 2015-08-27 CN CN201520653638.5U patent/CN204883016U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105763808A (en) * | 2016-03-03 | 2016-07-13 | 卢锦霞 | Automatic zoom focusing shooting device |
| CN109813704A (en) * | 2017-11-20 | 2019-05-28 | 中国科学院大连化学物理研究所 | A kind of toxic inorganic gas field quick detection system |
| CN109975944A (en) * | 2019-05-09 | 2019-07-05 | 福建福光股份有限公司 | The accurate all-in-one machine camera lens of the big target surface of continuous 4 times of zoom high-resolution |
| JP2021067719A (en) * | 2019-10-18 | 2021-04-30 | キヤノン株式会社 | Optical instrument |
| JP7023912B2 (en) | 2019-10-18 | 2022-02-22 | キヤノン株式会社 | Optical equipment |
| JP2022059625A (en) * | 2019-10-18 | 2022-04-13 | キヤノン株式会社 | Optical instrument |
| US11656424B2 (en) | 2019-10-18 | 2023-05-23 | Canon Kabushiki Kaisha | Optical apparatus |
| US11835785B2 (en) | 2019-10-18 | 2023-12-05 | Canon Kabushiki Kaisha | Optical apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Deqiu Inventor after: Li Zhan Inventor after: Fu Cheng Inventor before: Li Deqiu |
|
| COR | Change of bibliographic data |