CN208141096U - A kind of optical lens of iris ring - Google Patents
A kind of optical lens of iris ring Download PDFInfo
- Publication number
- CN208141096U CN208141096U CN201820653115.4U CN201820653115U CN208141096U CN 208141096 U CN208141096 U CN 208141096U CN 201820653115 U CN201820653115 U CN 201820653115U CN 208141096 U CN208141096 U CN 208141096U
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- light bar
- aperture
- bar piece
- pedestal
- optical lens
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Abstract
The utility model discloses a kind of optical lens of iris ring, including optical module, one is provided on the optical module for adjusting the aperture regulating mechanism of aperture size, the aperture regulating mechanism includes aperture regulating mechanism and light bar piece driving mechanism.Since the utility model 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 guarantee that light bar piece driving mechanism driving aperture regulating mechanism reliable in action is effective, to meet the requirement of user.
Description
Technical field
The utility model relates to optical field, especially a kind of optical lens of adjustable diaphragm size.
Background technique
It is well known that being had the following technical problems currently, applying in the optical lens of digital camera and monitoring camera equipment
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) daytime and the position being imaged at night are not overlapped, in certain time period meeting
Influence image quality；3) common optical lens adjusts the quality of imaging by zoom, and structure is complicated, and volume is larger, manufacture
It is at high cost；
In view of the above-mentioned problems, the applicant proposed a kind of entitled " optical frames of the iris ring by electromagnetism power drive
Chinese utility model patent (the application number of head "：201220032380.3), that application discloses include mirror head outer shell, be mounted on
Large aperture is arranged in several eyeglasses inside mirror head outer shell, the setting sliding light bar on the optical axis where several eyeglasses, sliding light bar
With small aperture, control mechanism is arranged in mirror head outer shell the inside, which includes the coil on iron core and be mounted on cunning
The magnet of dynamic light bar two sides, the mirror head outer shell includes Jing Quan and lens barrel, and Jing Quan is mounted on the leading portion of lens barrel, in lens barrel front end
Sliding slot is provided in portion, sliding light bar, which is nested in inside sliding slot, to be moved back and forth along the chute, the magnet difference of sliding light bar two sides
One group of iron core for being wound with coil is corresponded to, the iron core for being wound with coil is mounted on inside lens barrel, is passed through control mechanism and is controlled sliding
Light bar movement is in large aperture or small aperture on optical axis, to control optical lens light passing amount.Such technical solution can
It is stable clear as the imaging all in evening to make daytime, but still has the disadvantage that：(1) detection difficult, by optical component and
Just can be carried out detection after electric drive component combination is integral, when optical component or electric drive component when something goes wrong,
Under each component must being dismantled, re-assemblied again after solving the problems, such as, whole process needs to spend a large amount of manpower and material resources, and time-consuming；
(2) light bar installation is unstable, it may occur that obscission, and difficulty is controlled, light shaft coaxle degree is difficult to ensure；(3) electromagnet drives
Dynamic structure is more complex.In view of the above-mentioned problems, the applicant proposes again, entitled " a kind of driving of non-contact permanent magnetic can darkening
Chinese utility model patent (the application number of the optical lens of circle "：201320468787.5), that application discloses by optical lens
It is divided into the technical solution of two independent sectors of optical module and electric drive component, it, can be respectively to two independent sectors before assembly
It is fitted together again after being detected, detection work is very convenient, avoids optical component and electric drive component being combined into one
It just can be carried out detection after entirety, use manpower and material resources sparingly after assembly.But the optical module of the optical lens and electric drive component
The assembling of the two 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 utility model patent (the patent No. of camera lens ":201420244060.3), the assembling structure of the optical lens is simple.Group
Dress is quick, time saving and energy saving, but be between the electric drive component of the optical lens and switching light bar it is contactless, driving is not
Reliably, it is easy to appear the slack situation of driving.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of structure is simple, both adjustable apertures
Size, while can guarantee that aperture size adjusts reliable optical lens again.
The utility model 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, offer a confession 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
There is the linkage mechanism that can respectively drive the rotation of two panels light bar piece；
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 equipped with the magnetic field generating means for being located at the field generator for magnetic side；
Wherein, the suction to attract each other or mutually row be can produce 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 two 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
The corresponding rotation hole offered with rotational pin cooperation of light bar on piece is stated, 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 of clamping, 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 passing 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.
One preferred embodiment of the utility model, the light bar piece include a connection handle, one end of the connection handle and institute
State the rotation connection of aperture pedestal, the other end be provided with one be in crescent occlusion part, open up in the middle part of the inner sidewall of the occlusion part
There is an arc notch being recessed inwardly.
The utility model has the beneficial effects that：Since the utility model adjusts machine by being provided with aperture on optical module
Structure, while 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,
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 guarantees light
Column piece driving mechanism drives aperture regulating mechanism reliable in action effective, to meet the requirement of user.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the surface structure schematic diagram of one preferred embodiment of the utility model；
Fig. 2 is the structural decomposition diagram of one preferred embodiment of the utility model；
Fig. 3 is the partial structurtes decomposition diagram of one preferred embodiment of the utility model；
Fig. 4 is that surface structure when aperture regulating mechanism is in small aperture state in one preferred embodiment of the utility model shows
It is intended to；
Fig. 5 is that surface structure when aperture regulating mechanism is in large aperture state in one preferred embodiment of the utility model shows
It is intended to；
Fig. 6 is bottom view when aperture regulating mechanism is in small aperture state in one preferred embodiment of the utility model；
Fig. 7 is bottom view when aperture regulating mechanism is in large aperture state in one preferred embodiment of the utility model；
Fig. 8 is driven in the state of small aperture with light bar piece at aperture regulating mechanism in one preferred embodiment of the utility model
The assembling structure schematic diagram of mechanism；
Fig. 9 is driven in the state of large aperture with light bar piece at aperture regulating mechanism in one preferred embodiment of the utility model
The assembling structure schematic diagram of mechanism；
Figure 10 is the structural schematic diagram of light bar piece driving mechanism in one preferred embodiment of the utility model；
Figure 11 is the structural schematic diagram of light bar piece in one preferred embodiment of the utility model.
Specific embodiment
Referring to figs. 1 to Figure 11, a kind of optical lens of iris ring, including optical module 10, on the optical module 10
One is provided with for adjusting the aperture regulating device of aperture size, herein, as a preferred embodiment of the utility model, institute
Aperture regulating device, which is stated, including an aperture regulating mechanism 20 and a light bar piece driving mechanism 30, the aperture regulating mechanism 20 includes
One aperture pedestal 21 offers a light bar hole 210 passed through for light, while the two of aperture pedestal 21 on the aperture pedestal 21
Rotation is provided with the light bar piece 22 that can open or block the light bar hole 210 respectively on end, i.e., living on the described aperture pedestal 21
It is dynamic to be provided with the light bar piece 22 that two panels rotate to it and adjust 210 open area size of light bar hole；The light bar piece driving
Mechanism 30 is fixedly installed on the optical module 10, which includes a pedestal 31, on the pedestal 31
It is movably set with the dialing ring 32 that can be rotated to it, two panels light bar piece can be respectively driven by being correspondingly arranged in the dialing ring 32
The linkage mechanism of 22 rotations；Meanwhile being provided with to be powered on the pedestal 31 and allowing hand over the field generator for magnetic 40 of magnetic pole, it is described
It is located at the magnetic field generating means 50 of 40 side of field generator for magnetic in dialing ring 32 at least provided with one；Wherein, the magnetic
It can produce the suction to attract each other or mutually exclusive repulsion between field generating device 40 and magnetic field generating means 50 to drive
The 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 thereon
Mechanism drives two panels light bar piece 22 to rotate relative to the aperture pedestal 21, and then adjusts the open area size in light bar hole 210, real
Now adjust the purpose of aperture size.
Since the utility model on optical module 10 by being provided with aperture regulating mechanism 20, while also in optical module
The light bar piece driving mechanism 30 for driving the aperture regulating mechanism 20 to have light bar piece 22 to act is provided on 10, and light bar piece drives
The contact of linkage mechanism is directly to contact, and then guarantee light bar piece between mechanism 30 and the light bar piece 22 on aperture regulating mechanism 20
Driving mechanism 30 drives 20 reliable in action of aperture regulating mechanism effective, to meet the requirement of user.Meanwhile the utility model
Optical lens by using above-mentioned structure so that the aperture variation range of the optical lens of the utility model 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, 40 both ends of field generator for magnetic
Magnetic pole can change as the current direction of coupled circuit changes, simple and convenient.
Referring 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 two sides.Further preferably, the magnetic field generating means 50 are a permanent magnet or are an electromagnetic coil.
In the present invention, it is preferable that the magnetic field generating means 50 are a permanent magnet.Therefore the magnetic being set on the pedestal 31
Field generating device 40 drives the dialing ring 32 institute relatively by attracting or arranging the magnetic field generating means 50 torn open positioned at one side
The rotation of pedestal 31 is stated, 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 referring 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
The corresponding rotation hole offered with the rotational pin 211 cooperation on light bar piece 22 is stated, 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 be around the arbitrarily rotation of rotational pin 211.
In the present invention, in order to enable the light bar piece driving mechanism 30 can more preferably drive aperture regulating mechanism 20
On light bar piece 22 rotate, as a preferred embodiment of the utility model, the linkage mechanism include cooperate clamping
Finger 321 and pulling hole 322, the finger 321 and pulling hole 322 wherein one are set in the dialing ring 32, another, are set to institute
It states on light bar piece 22.When the i.e. described finger 321 is set in the dialing ring 32, the pulling hole 322 is then opened in the light bar piece
On 22；If the finger 321 is set on the light bar piece 22, the pulling hole 322 is 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 30 top of the light bar piece driving mechanism, 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 rotate 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 and the aperture pedestal 21 are rotatablely connected, and the other end is provided with one in crescent moon
The inner sidewall 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 utility model, as long as realizing the utility model with essentially identical means
The technical solution of purpose belongs within the protection scope of the utility model.
Claims (8)
1. a kind of optical lens of iris ring, including optical module (10), one is provided on the optical module (10) and is 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), is movably set with the dialing ring that can be rotated to it on the pedestal (31)
(32), the linkage mechanism that can respectively drive two panels light bar piece (22) rotation is 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 be can produce 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 rotate relative to the pedestal (31).
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. a kind of optical lens of iris ring according to claim 1, it is characterised in that：
The magnetic field generating means of the field generator for magnetic (40) two sides are located at there are two being arranged on the dialing ring (32)
(50)。
4. a kind of optical lens of iris ring described in any one of -3 claims according to claim 1, it is characterised in that：
The magnetic field generating means (50) are a permanent magnet or are an electromagnetic coil.
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), the corresponding rotation hole offered with the rotational pin (211) cooperation 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. 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) being clamped that cooperate,
The finger (321) and pulling hole (322) wherein one are set on the dialing ring (32), another, are set to the light bar piece
(22) on.
7. a kind of optical lens of iris ring according to claim 6, it is characterised in that：
The finger (321) is fixedly installed on 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. 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) and the aperture pedestal (21) turn
Dynamic connection, the other end be provided with one be in crescent occlusion part (221), offer in the middle part of the inner sidewall of the occlusion part (221)
One arc notch (222) being recessed inwardly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653115.4U CN208141096U (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 |
|---|---|---|---|
| CN201820653115.4U CN208141096U (en) | 2018-05-02 | 2018-05-02 | A kind of optical lens of iris ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208141096U true CN208141096U (en) | 2018-11-23 |
Family
ID=64312089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820653115.4U Active CN208141096U (en) | 2018-05-02 | 2018-05-02 | A kind of optical lens of iris ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208141096U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535934A (en) * | 2018-05-02 | 2018-09-14 | 中山市美景光学信息有限公司 | A kind of optical lens of iris ring |
| CN112154370A (en) * | 2018-12-20 | 2020-12-29 | 维克多哈苏有限公司 | Lens device, imaging device, and moving object |
-
2018
- 2018-05-02 CN CN201820653115.4U patent/CN208141096U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108535934A (en) * | 2018-05-02 | 2018-09-14 | 中山市美景光学信息有限公司 | A kind of optical lens of iris ring |
| CN112154370A (en) * | 2018-12-20 | 2020-12-29 | 维克多哈苏有限公司 | Lens device, imaging device, and moving object |
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