CN108535934A - A kind of optical lens of iris ring - Google Patents

A kind of optical lens of iris ring Download PDF

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Publication number
CN108535934A
CN108535934A CN201810410343.3A CN201810410343A CN108535934A CN 108535934 A CN108535934 A CN 108535934A CN 201810410343 A CN201810410343 A CN 201810410343A CN 108535934 A CN108535934 A CN 108535934A
Authority
CN
China
Prior art keywords
light bar
aperture
bar piece
pedestal
optical lens
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
Application number
CN201810410343.3A
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Chinese (zh)
Inventor
袁润娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Mavinlens Optical Co Ltd
Original Assignee
Zhongshan Mavinlens Optical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongshan Mavinlens Optical Co Ltd filed Critical Zhongshan Mavinlens Optical Co Ltd
Priority to CN201810410343.3A priority Critical patent/CN108535934A/en
Publication of CN108535934A publication Critical patent/CN108535934A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B9/00Exposure-making shutters; Diaphragms
    • G03B9/02Diaphragms
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diaphragms For Cameras (AREA)

Abstract

The invention discloses a kind of optical lens of iris ring, including optical module, an aperture regulating mechanism for adjusting aperture size is provided on the optical module, the aperture regulating mechanism includes aperture regulating mechanism and light bar piece driving mechanism.Since the present invention on optical module by being provided with aperture regulating mechanism, the light bar piece driving mechanism for driving the light bar piece of the aperture regulating mechanism to act also is provided on optical module simultaneously, and the linkage mechanism between the light bar piece in light bar piece driving mechanism and aperture regulating mechanism is direct contact type, and then ensure that light bar piece driving mechanism driving aperture regulating mechanism reliable in action is effective, to meet the requirement of user.

Description

A kind of optical lens of iris ring
Technical field
The present invention relates to optical field, especially a kind of optical lens of adjustable diaphragm size.
Background technology
It is well known that currently, the optical lens in digital camera and monitoring camera equipment is applied to have the following technical problems Have to be solved:1) optical lens is far in the mass difference on daytime and imaging at night, and often natural light on daytime is sufficient, and imaging is clear The light of Chu, evening is weaker, and shooting image is unclear;2) position of daytime and imaging at night is misaligned, in certain time period meeting Influence image quality;3) common optical lens adjusts the quality of imaging by zoom, and complicated, volume is larger, manufacture It is of high cost;
In view of the above-mentioned problems, the applicant proposed a kind of entitled " optical frames of iris ring by electromagnetism power drive Chinese invention patent (the application number of head ":201220032380.3), that application discloses including mirror head outer shell, be mounted on camera lens Several eyeglasses of housings, the setting sliding light bar on the optical axis where several eyeglasses, sliding light bar setting large aperture and small Aperture, is arranged control mechanism inside mirror head outer shell, which includes coil on iron core and mounted on sliding light The magnet of column both sides, the mirror head outer shell include Jing Quan and lens barrel, and Jing Quan is mounted on the leading portion of lens barrel, on lens barrel front end It is provided with sliding slot, sliding light bar, which is nested in inside sliding slot, to be moved back and forth along sliding slot, and the magnet of sliding light bar both sides corresponds to respectively One group of iron core for being wound with coil, the iron core for being wound with coil are mounted on inside lens barrel, and sliding light bar is controlled by control mechanism Movement makes large aperture or small aperture be on optical axis, to control optical lens thang-kng amount.Such technical solution can make white It is clear to stablize as its imaging all with evening, but still has the disadvantage that:(1) detection difficult, by optical component and electronics Can be just detected after driving part combination is integral, when optical component or electric drive component when something goes wrong, it is necessary to Under each component is dismantled, re-assemblied again after solving the problems, such as, whole process needs to spend a large amount of manpower and materials, and time-consuming;(2) light Column installation is unstable, it may occur that obscission, and difficulty is controlled, light shaft coaxle degree is difficult to ensure;(3) solenoid actuated structure It is more complex.In view of the above-mentioned problems, the applicant proposes a kind of entitled " light of non-contact permanent magnetic driving iris ring again Chinese invention patent (the application number of camera lens ":201320468787.5), that application discloses optical lens is divided into optics group The technical solution of two independent sectors of part and electric drive component, before assembly, after being detected respectively to two independent sectors Fit together again, detection work it is very convenient, avoid by optical component and electric drive component combination it is integral after ability It is detected, uses manpower and material resources sparingly after assembly.But the assembling of both the optical module of the optical lens and electric drive component It is relatively complicated, location difficulty, it is necessary to screw is stamped after accurate contraposition, last gluing is reinforced.
In view of the above-mentioned problems, applicant proposes a kind of entitled " light of non-contact permanent magnetic driving iris ring again Chinese invention patent (the patent No. of camera lens ":201420244060.3), the assembling structure of the optical lens is simple.Assembling is fast Victory, it is time saving and energy saving, but be contactless between the electric drive component of the optical lens and switching light bar, driving can not It leans on, is susceptible to the slack situation of driving.
Invention content
To solve the above-mentioned problems, the purpose of the present invention is to provide a kind of simple in structure, aperture size can be both adjusted, It can ensure that aperture size adjusts reliable optical lens again simultaneously.
The present invention be solve its technical problem and the technical solution adopted is that:
A kind of optical lens of iris ring, including optical module are provided with one on the optical module for adjusting light The aperture regulating device of size is enclosed,
The aperture regulating device includes:
Aperture regulating mechanism, the aperture regulating mechanism include an aperture pedestal, and a confession is offered on the aperture pedestal The light bar hole that light passes through, while rotation is provided with and can open or block the light bar hole respectively on the both ends of aperture pedestal Light bar piece;
Light bar piece driving mechanism, the light bar piece driving mechanism are fixedly installed on the optical module, which drives Motivation structure includes a pedestal, is movably set with the dialing ring that can be rotated to it on the pedestal, is correspondingly arranged in the dialing ring The linkage mechanism of two panels light bar piece rotation can be respectively driven by having;
Meanwhile being provided with to be powered on the pedestal and allowing hand over the field generator for magnetic of magnetic pole, it is at least set in the dialing ring It is located at the magnetic field generating means of the field generator for magnetic side there are one setting;
Wherein, the suction to attract each other or mutually row can be generated between the field generator for magnetic and magnetic field generating means The repulsion of reprimand is to drive the relatively described base rotation of the dialing ring.
As an improvement of the above technical solution, the field generator for magnetic is an electromagnetic coil or is an electromagnet.
As a further improvement of the above technical scheme, setting occurs there are two the magnetic field is located in the dialing ring The magnetic field generating means of device both sides.
In the present invention, the magnetic field generating means are a permanent magnet or are an electromagnetic coil.
Wherein, a rotational pin for being located at light bar hole side, institute is fixedly installed on the both ends of the aperture pedestal respectively It states light bar on piece correspondence and offers the rotation hole coordinated with the rotational pin, the light bar piece can be around the rotational pin with respect to institute State the rotation of aperture pedestal.
Further, the linkage mechanism includes the cooperate finger and pulling hole being clamped, the finger and pulling hole wherein one It is set in the dialing ring, it is another, it is set to the light bar on piece.
Further, the finger is fixedly installed in the dialing ring, and the pulling hole is opened in light bar on piece, meanwhile, institute The arcuate socket for also opening up on aperture pedestal and being passed through for the finger is stated, the finger is inserted into the arcuate socket and can be in arcuate socket In move back and forth.
A preferred embodiment of the present invention, the light bar piece include a connection handle, one end of the connection handle and the light Cycle basis seat is rotatablely connected, and the other end is provided with an occlusion part in crescent, and one is offered in the middle part of the madial wall of the occlusion part The arc notch being recessed inwardly.
The beneficial effects of the invention are as follows:Since the present invention on optical module by being provided with aperture regulating mechanism, simultaneously Also it is provided with the light bar piece driving mechanism for driving the light bar piece of the aperture regulating mechanism to act on optical module, and light bar piece The linkage mechanism between light bar piece in driving mechanism and aperture regulating mechanism is direct contact type, and then ensures the driving of light bar piece Mechanism drives aperture regulating mechanism reliable in action effective, to meet the requirement of user.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the surface structure schematic diagram of one embodiment of the present invention;
Fig. 2 is the structural decomposition diagram of one embodiment of the present invention;
Fig. 3 is the partial structurtes decomposition diagram of one embodiment of the present invention;
Fig. 4 is that surface structure when aperture regulating mechanism is in small aperture state in one embodiment of the present invention is illustrated Figure;
Fig. 5 is that surface structure when aperture regulating mechanism is in large aperture state in one embodiment of the present invention is illustrated Figure;
Fig. 6 is upward view when aperture regulating mechanism is in small aperture state in one embodiment of the present invention;
Fig. 7 is upward view when aperture regulating mechanism is in large aperture state in one embodiment of the present invention;
Fig. 8 be in one embodiment of the present invention at aperture regulating mechanism in the state of small aperture with light bar piece driving mechanism Assembling structure schematic diagram;
Fig. 9 be in one embodiment of the present invention at aperture regulating mechanism in the state of large aperture with light bar piece driving mechanism Assembling structure schematic diagram;
Figure 10 is the structural schematic diagram of light bar piece driving mechanism in one embodiment of the present invention;
Figure 11 is the structural schematic diagram of light bar piece in one embodiment of the present invention.
Specific implementation mode
Referring to figs. 1 to Figure 11, a kind of optical lens of iris ring, including optical module 10, on the optical module 10 It is provided with an aperture regulating device for adjusting aperture size, herein, as a preferred embodiment of the present invention, the light It includes an aperture regulating mechanism 20 and a light bar piece driving mechanism 30 to enclose regulating device, and the aperture regulating mechanism 20 includes a light Cycle basis seat 21 offers a light bar hole 210 passed through for light on the aperture pedestal 21, while on the both ends of aperture pedestal 21 Respectively rotation be provided with the light bar piece 22 that can open or block the light bar hole 210, i.e., on the described aperture pedestal 21 activity set It is equipped with the light bar piece 22 that two panels can rotate to it and adjust 210 open area size of light bar hole;The light bar piece driving mechanism 30 are fixedly installed on the optical module 10, which includes a pedestal 31, activity on the pedestal 31 It is provided with the dialing ring 32 that can be rotated to it, 22 turns of two panels light bar piece can be respectively driven by being correspondingly arranged in the dialing ring 32 Dynamic linkage mechanism;Meanwhile it being provided with to be powered on the pedestal 31 and allowing hand over the field generator for magnetic 40 of magnetic pole, the dialing ring The magnetic field generating means 50 for being located at 40 side of the field generator for magnetic at least provided with one on 32;Wherein, the magnetic field hair It is described to drive that the suction to attract each other or mutually exclusive repulsion can be generated between generating apparatus 40 and magnetic field generating means 50 Dialing ring 32 is rotated relative to the pedestal 31.
In the present invention, when dialing ring 32 is rotated relative to the pedestal 31, the dialing ring 32 passes through linkage mechanism thereon It drives two panels light bar piece 22 to be rotated relative to the aperture pedestal 21, and then adjusts the open area size in light bar hole 210, realize and adjust Save the purpose of aperture size.
Since the present invention on optical module 10 by being provided with aperture regulating mechanism 20, while also on optical module 10 It is provided with the light bar piece driving mechanism 30 for driving the aperture regulating mechanism 20 to have light bar piece 22 to act, and light bar piece driving mechanism The contact of linkage mechanism is to be in direct contact, and then ensure the driving of light bar piece between 30 and the light bar piece 22 on aperture regulating mechanism 20 Mechanism 30 drives aperture 20 reliable in action of regulating mechanism effective, to meet the requirement of user.Meanwhile optical frames of the invention Head is by using above-mentioned structure so that the aperture variation range of optical lens of the invention is F0.8-F16.0.
Herein, in order to enable field generator for magnetic 40 can preferably switch the magnetic pole at its both ends when being powered, preferably Ground, the field generator for magnetic 40 are an electromagnetic coil or are an electromagnet.Therefore, the field generator for magnetic 40 both ends Magnetic pole can change as the current direction of coupled circuit changes, simple and convenient.
With reference to Fig. 8 to 10, in order to enable the light bar piece driving mechanism 30 can more preferably drive on aperture regulating mechanism 20 Light bar piece 22 rotate, herein, it is preferable that setting is there are two being located at the field generator for magnetic 40 in the dialing ring 32 The magnetic field generating means 50 of both sides.Further preferably, the magnetic field generating means 50 are a permanent magnet or are an electromagnetic coil. In the present invention, it is preferred to which the magnetic field generating means 50 are a permanent magnet.Therefore the magnetic field hair being set on the pedestal 31 Generating apparatus 40 drives the 32 relatively described bottom of dialing ring by attracting or arranging the magnetic field generating means 50 torn open positioned at one side Seat 31 rotates, and dialing ring 32 can then drive the light bar piece 22 to rotate by linkage mechanism at this time.
It is herein, excellent in order to allow dialing ring 32 that the light bar piece 22 is more preferably driven to rotate respectively with reference to Fig. 4 to Fig. 7 A rotational pin 211 for being located at 210 side of light bar hole, institute are fixedly installed on the both ends of the aperture pedestal 21 respectively for selection of land It states correspondence on light bar piece 22 and offers the rotation hole coordinated with the rotational pin 211, the light bar piece 22 can be around the rotation Pin 211 is rotated relative to the aperture pedestal 21.When assembling, the rotational pin 211 is plugged in the rotation hole, therefore, light bar Piece 22 can arbitrarily be rotated around the rotational pin 211.
In the present invention, in order to enable the light bar piece driving mechanism 30 can more preferably drive on aperture regulating mechanism 20 Light bar piece 22 rotates, and as a preferred embodiment of the present invention, the linkage mechanism includes 321 He of finger being clamped that cooperates Pulling hole 322, the finger 321 and pulling hole 322 wherein one are set in the dialing ring 32, another, are set to the light bar piece 22 On.When i.e. the finger 321 is set in the dialing ring 32, the pulling hole 322 is then opened on the light bar piece 22;If described Finger 321 is set on the light bar piece 22, and the pulling hole 322 is then set in the dialing ring 32.
Further preferably, the finger 321 is fixedly installed in the dialing ring 32, and the pulling hole 322 is opened in light bar piece On 22, meanwhile, the arcuate socket 212 passed through for the finger 321 is also opened up on the aperture pedestal 21, the finger 321 is inserted into It can move back and forth in the arcuate socket 212 and in arcuate socket 212.
Herein, the aperture regulating mechanism 20 is set to the top of the light bar piece driving mechanism 30, the finger 321 from Under up pass through the aperture pedestal 21 on arcuate socket 212 and be inserted into the pulling hole 322 of the light bar piece 22, it is therefore, described When field generator for magnetic 40 attracts or repels the magnetic field generating means 50, dialing ring 32 can be driven to be rotated forward with respect to pedestal 31 Or rotate backward, dialing ring 32 is matched by finger 321 thereon with the pulling hole 322 of the light bar piece 22, and then described in driving Light bar piece 22 is rotated forward or is rotated backward.
Referring to Fig.1 1, for the ease of the production and installation of light bar piece 22, herein, it is preferable that the light bar piece 22 includes One connection handle 220, one end of the connection handle 220 are rotatablely connected with the aperture pedestal 21, and it is in crescent moon that the other end, which is provided with one, The madial wall middle part of the occlusion part 221 of shape, the occlusion part 221 offers an arc notch 222 being recessed inwardly, the rotation Hole is opened in the middle part of the connection handle 220, and the pulling hole 322 is then opened in the connection handle 220 far from the occlusion part 221 one end periphery embolium.
The foregoing is merely the preferred embodiments of the present invention, as long as realizing the skill of the object of the invention with essentially identical means Art scheme belongs within protection scope of the present invention.

Claims (8)

  1. One is provided with 1. a kind of optical lens of iris ring, including optical module (10), on the optical module (10) to be used for The aperture regulating device of aperture size is adjusted,
    It is characterized in that,
    The aperture regulating device includes:
    Aperture regulating mechanism (20), the aperture regulating mechanism (20) include an aperture pedestal (21), the aperture pedestal (21) On offer a light bar hole (210) passed through for light, while be provided with can for rotation respectively on the both ends of aperture pedestal (21) Open or block the light bar piece (22) of the light bar hole (210);
    Light bar piece driving mechanism (30), the light bar piece driving mechanism (30) are fixedly installed on the optical module (10), should Light bar piece driving mechanism (30) includes a pedestal (31), and the dialing ring that can be rotated to it is movably set on the pedestal (31) (32), the linkage mechanism of two panels light bar piece (22) rotation can be respectively driven by being correspondingly arranged on the dialing ring (32);
    Meanwhile it being provided with to be powered on the pedestal (31) and allowing hand over the field generator for magnetic (40) of magnetic pole, the dialing ring (32) On at least provided with one be located at the field generator for magnetic (40) side magnetic field generating means (50);
    Wherein, the suction to attract each other or phase can be generated between the field generator for magnetic (40) and magnetic field generating means (50) The repulsion mutually repelled is to drive the dialing ring (32) to be rotated relative to the pedestal (31).
  2. 2. a kind of optical lens of iris ring according to claim 1, it is characterised in that:
    The field generator for magnetic (40) is an electromagnetic coil or is an electromagnet.
  3. 3. a kind of optical lens of iris ring according to claim 1, it is characterised in that:
    There are two the magnetic field generating means for being located at the field generator for magnetic (40) both sides for setting on the dialing ring (32) (50)。
  4. 4. a kind of optical lens of iris ring according to any one of claim 1-3 claims, it is characterised in that:
    The magnetic field generating means (50) are a permanent magnet or are an electromagnetic coil.
  5. 5. a kind of optical lens of iris ring according to claim 1, it is characterised in that:
    A rotational pin for being located at light bar hole (210) side is fixedly installed on the both ends of the aperture pedestal (21) respectively (211), correspondence offers the rotation hole coordinated with the rotational pin (211) on the light bar piece (22),
    The light bar piece (22) can rotate around the rotational pin (211) relative to the aperture pedestal (21).
  6. 6. a kind of optical lens of iris ring according to claim 1, it is characterised in that:
    The linkage mechanism includes the finger (321) and pulling hole (322) of mutual cooperation clamping,
    The finger (321) and pulling hole (322) wherein one are set in the dialing ring (32), another, are set to the light bar piece (22) on.
  7. 7. a kind of optical lens of iris ring according to claim 6, it is characterised in that:
    The finger (321) is fixedly installed in the dialing ring (32), and the pulling hole (322) is opened on light bar piece (22),
    Meanwhile the arcuate socket (212) passed through for the finger (321), the finger are also opened up on the aperture pedestal (21) (321) it is inserted into the arcuate socket (212) and can move back and forth in arcuate socket (212).
  8. 8. a kind of optical lens of iris ring according to claim 1, it is characterised in that:
    The light bar piece (22) includes a connection handle (220), and one end of the connection handle (220) turns with the aperture pedestal (21) Dynamic connection, the other end are provided with an occlusion part (221) in crescent, are offered in the middle part of the madial wall of the occlusion part (221) One arc notch (222) being recessed inwardly.
CN201810410343.3A 2018-05-02 2018-05-02 A kind of optical lens of iris ring Pending CN108535934A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810410343.3A CN108535934A (en) 2018-05-02 2018-05-02 A kind of optical lens of iris ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810410343.3A CN108535934A (en) 2018-05-02 2018-05-02 A kind of optical lens of iris ring

Publications (1)

Publication Number Publication Date
CN108535934A true CN108535934A (en) 2018-09-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810410343.3A Pending CN108535934A (en) 2018-05-02 2018-05-02 A kind of optical lens of iris ring

Country Status (1)

Country Link
CN (1) CN108535934A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111435188A (en) * 2019-01-14 2020-07-21 致能机电工业股份有限公司 Mobile device lens assembly with iris diaphragm device
WO2021147802A1 (en) * 2020-01-22 2021-07-29 宁波舜宇光电信息有限公司 Camera module
TWI832527B (en) * 2022-11-01 2024-02-11 新煒科技有限公司 Fixing assembly and electronic device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005292355A (en) * 2004-03-31 2005-10-20 Canon Electronics Inc Light quantity adjusting device and optical equipment
CN1758131A (en) * 2004-10-08 2006-04-12 佳能株式会社 Light control apparatus and optical apparatus
CN101000446A (en) * 2006-01-12 2007-07-18 尼司卡股份有限公司 Magnet rotor and electromagnetically-driving device using the same, and optical apparatus with light quantity-control device
CN201097064Y (en) * 2007-10-16 2008-08-06 微太科技股份有限公司 Aperture structure of camera lens
CN201259598Y (en) * 2008-09-12 2009-06-17 亚洲光学股份有限公司 Exposure device used for optical equipment
CN208141096U (en) * 2018-05-02 2018-11-23 中山市美景光学信息有限公司 A kind of optical lens of iris ring

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005292355A (en) * 2004-03-31 2005-10-20 Canon Electronics Inc Light quantity adjusting device and optical equipment
CN1758131A (en) * 2004-10-08 2006-04-12 佳能株式会社 Light control apparatus and optical apparatus
CN101000446A (en) * 2006-01-12 2007-07-18 尼司卡股份有限公司 Magnet rotor and electromagnetically-driving device using the same, and optical apparatus with light quantity-control device
CN201097064Y (en) * 2007-10-16 2008-08-06 微太科技股份有限公司 Aperture structure of camera lens
CN201259598Y (en) * 2008-09-12 2009-06-17 亚洲光学股份有限公司 Exposure device used for optical equipment
CN208141096U (en) * 2018-05-02 2018-11-23 中山市美景光学信息有限公司 A kind of optical lens of iris ring

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111435188A (en) * 2019-01-14 2020-07-21 致能机电工业股份有限公司 Mobile device lens assembly with iris diaphragm device
WO2021147802A1 (en) * 2020-01-22 2021-07-29 宁波舜宇光电信息有限公司 Camera module
TWI832527B (en) * 2022-11-01 2024-02-11 新煒科技有限公司 Fixing assembly and electronic device

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