CN207965289U - A kind of lens adjustment device and video camera - Google Patents
A kind of lens adjustment device and video camera Download PDFInfo
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- CN207965289U CN207965289U CN201820181159.1U CN201820181159U CN207965289U CN 207965289 U CN207965289 U CN 207965289U CN 201820181159 U CN201820181159 U CN 201820181159U CN 207965289 U CN207965289 U CN 207965289U
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- camera
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- fixing bracket
- adjustment device
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Abstract
The utility model discloses a kind of lens adjustment device and video cameras.The lens adjustment device includes：Camera adjusting holder (1), camera lens fixing bracket (2), pedestal (4), adjust compression spring (5) and lock-screw (6), the camera adjusting holder (1) is fixedly connected with the pedestal (4), the camera lens fixing bracket (2) is for installing camera lens (3), and the camera lens fixing bracket (2) is connect with the pedestal (4) in a manner of flexural pivot, the adjusting compression spring (5) is resiliently arranged between the camera adjusting holder (1) and camera lens fixing bracket (2), the lock-screw (6) passes through the lock-screw via on the camera adjusting holder (1) and screws to the adjusting threaded hole on the camera lens fixing bracket (2).The lens adjustment device of the utility model is had the advantages that simple in structure, easy to adjust using the structure of flexural pivot+adjusting compression spring+lock-screw to carry out angle lens adjusting.
Description
Technical field
The utility model is related to camera technology fields, more particularly to a kind of lens adjustment device and video camera.
Background technology
Lens adjustment device is used in various forms of video cameras or imaging device, and the angle of camera lens is adjusted, with
So that optical lens axle center (center line of camera lens) is in relative to pedestal or image sensor circuit board on the direction of setting, lead to
Often so that optical lens axle center is located at same axis with imaging center line.Whether optical lens axle center is on the direction of setting,
And the deflection situation in optical lens axle center, it can be judged according to lens imaging situation.Camera lens is used based on deflection situation
The direction of camera lens is adjusted in regulating device.
In the lens adjustment device of the prior art, the adjusting of angle lens is more difficult, and workload is larger, and therefore, it is desirable to have
It is a kind of to adjust easy lens adjustment device to easily adjust the angle of camera lens.
Utility model content
The technical issues of the utility model solves is easy to provide a kind of adjust, and adjusts the small angle lens of workload and adjusts
Device.
The purpose of this utility model is to provide a kind of lens adjustment devices to overcome or at least mitigate the upper of the prior art
State at least one of defect.
To achieve the above object, the utility model provides a kind of lens adjustment device, and the lens adjustment device includes：Mirror
Head adjusting bracket, pedestal, adjusts compression spring and lock-screw at camera lens fixing bracket,
The camera adjusting holder is fixedly connected with the pedestal,
The camera lens fixing bracket is for installing camera lens, and the camera lens fixing bracket is connected with the pedestal in a manner of flexural pivot
It connects,
The adjusting compression spring is resiliently arranged between the camera adjusting holder and camera lens fixing bracket, and one end is against institute
State camera adjusting holder, the other end against the camera lens fixing bracket,
Lock-screw via of the lock-screw on the camera adjusting holder and screw to the camera lens and fix
In adjusting threaded hole on holder.
Preferably, the pedestal is provided with hemispherical groove, is provided with hemispherical projections on the camera lens fixing bracket, institute
Hemispherical projections support cooperation is stated in the hemispherical groove, to realize between the camera lens fixing bracket and the pedestal
Flexural pivot mode connects.
Preferably, each lock-screw corresponds to an adjusting compression spring, and each lock-screw passes through the adjusting corresponding to it
Compression spring.
Preferably, the quantity of the lock-screw is three, and distribution triangular in shape.
Preferably, the lock-screw via is kidney slot, three lock-screw distributions in equilateral triangle, a locking
Screw is directly on top, and one is located at lower left, and one is located at lower right, lock-screw corresponding with the lock-screw of surface
Via is left and right kidney-shaped, and lock-screw via corresponding with the lock-screw of lower left and lower right is upper and lower kidney-shaped.
Preferably, the lens adjustment device further comprises that supporting screw, the supporting screw are screwed in the camera lens
In support threaded hole in adjusting bracket, and its end is against the camera lens fixing bracket.
Preferably, the camera adjusting holder is provided with the threaded post of protrusion, institute in the side far from camera adjusting holder
It states and is formed with the support threaded hole in threaded post.
Preferably, being spaced in the range of 3-4mm between the camera adjusting holder and camera lens fixing bracket.
Preferably, the camera adjusting holder is threadedly coupled part with the pedestal and is fixedly connected.
The utility model also provides a kind of video camera, and the video camera includes camera lens and lens adjustment device, the camera lens
Regulating device is lens adjustment device as described above, and the camera lens is fixedly connected with the camera lens fixing bracket.
The lens adjustment device of the utility model uses the structure of flexural pivot+adjusting compression spring+lock-screw, to carry out camera lens angle
Degree is adjusted, and is had the advantages that simple in structure, easy to adjust.
Description of the drawings
Fig. 1 is the decomposition diagram according to the lens adjustment device of one embodiment of the utility model.
Fig. 2 is the schematic perspective view of lens adjustment device shown in Fig. 1.
Fig. 3 is the schematic installation diagram of camera adjusting holder and pedestal.
Fig. 4 is the support bracket fastened schematic diagram of camera lens.
Reference numeral：
Specific implementation mode
In the accompanying drawings, it indicates same or similar element using same or similar label or there is same or like function
Element.The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.
Term "center", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", " perpendicular in the description of the present invention,
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is orientation based on ... shown in the drawings or position
Relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore should not be understood as to scope of protection of the utility model
Limitation.
Fig. 1 is the decomposition diagram according to the lens adjustment device of one embodiment of the utility model.Camera lens tune shown in FIG. 1
Regulating device includes：Camera adjusting holder 1, pedestal 4, adjusts compression spring 5 and lock-screw 6 at camera lens fixing bracket 2.It is appreciated that
It is that camera adjusting holder 1, pedestal 4, adjusts compression spring 5 and the concrete shape of lock-screw 6, structure, material at camera lens fixing bracket 2
It can be arranged as required to, and be not limited to the embodiment of diagram.
Although camera lens 3 is shown in FIG. 1, camera lens 3 is not necessarily a part for lens adjustment device.
Camera adjusting holder 1 is fixedly connected with pedestal 4.In the illustrated embodiment, camera adjusting holder 1 passes through with pedestal 4
Threaded connector is removably fixed together.In an alternate embodiment of the invention, camera adjusting holder 1 is soldered to pedestal 4, or
Person is integrally formed with pedestal 4.
Referring to Fig. 1 and Fig. 3, camera adjusting holder 1 includes 11, two side plates 12 of adjustable plate and the connecting plate positioned at bottom
13.Camera adjusting holder 1 by across connecting plate 13 and screw on pedestal 4 install threaded hole 42 in threaded connector fix.
It is in frame structure that side plate 12, which is mainly used to allow camera adjusting holder 1, to improve the intensity of camera adjusting holder 1.
Camera lens fixing bracket 2 is for installing camera lens 3, and camera lens fixing bracket 2 is connect with the pedestal 4 in a manner of flexural pivot.
Threaded connector may be used to install camera lens 3 in camera lens fixing bracket 2, can also use any modes appropriate such as bayonet connection
To install camera lens.After installation is complete, camera lens fixing bracket 2 and camera lens 3 are integrated in movement.
Camera lens fixing bracket 2 and pedestal 4 can be connect to realize in a manner of flexural pivot by any structure appropriate.Implement in diagram
In example, pedestal 4 is provided with hemispherical groove 41, and hemispherical projections 21 are provided on camera lens fixing bracket 2.Hemispherical projections 21
Support cooperation connects in the hemispherical groove 41, to realize in a manner of the flexural pivot between the camera lens fixing bracket 2 and the pedestal 4
It connects.
Advantageously, the lowest part in camera lens fixing bracket 2 is arranged in hemispherical projections 21.It should further be appreciated that hemispherical is convex
21 are played to be arranged in the lower section of camera lens fixing bracket 2 and the center of gravity of the component of the composition of camera lens 3.It is thus possible to eliminate as much as gravity
Influence to optical center line orientation.
It should be pointed out that " hemispherical " herein should do the understanding of broad sense, including to be slightly larger than standard hemispheric
Shape also includes being slightly less than hemispheric shape.Furthermore, it is possible to which the structures such as local notch are set as desired.
It may also be noted that camera lens fixing bracket 2 can also be connect using such as bulb with ball-and-socket with pedestal 4, shaft coupling
Device connection etc structure come realize flexural pivot connect.
Referring to Fig. 1 and Fig. 4, camera lens fixing bracket 2 includes riser 22 and bottom plate 23.Riser 22 and bottom plate 23 are generally mutually
It is vertically arranged.Bottom plate 23 closes on the setting of pedestal 4, and the lower surface of bottom plate 23 is provided between pedestal 4 at a distance from enough, to avoid
Interfere rotation of the camera lens fixing bracket 2 relative to pedestal 4.Hemispherical projections 21 are arranged in the downside of bottom plate 23.
It adjusts compression spring 5 to be resiliently arranged between camera adjusting holder 1 and camera lens fixing bracket 2, one end (left side in Fig. 1
End) against the camera adjusting holder 1, the other end (right end in Fig. 1) is against the camera lens fixing bracket 2.To so that mirror
Head adjusting bracket 1 and camera lens fixing bracket 2 have the trend being located remotely from each other.In this way, carrying out angle lens tune with lock-screw 6
When section so that lock-screw 6 remains at the state of tension.In one embodiment, it is with elastic wire system to adjust compression spring 5
The wind spring made, material diameter 0.7-1.2mm.But the utility model is without being limited thereto.For example, adjust compression spring 5 can also be with
The elastic cylindrical body of rubber elastomeric material manufacture.
Lock-screw via 112 of the lock-screw 6 on camera adjusting holder 1 and screw to the camera lens fixing bracket
In adjusting threaded hole 221 on 2.That is, the head of lock-screw 6 is located at the outside of camera adjusting holder 1 (in Fig. 1
Left side), and the thread segment of lock-screw 6 is screwed in the adjusting threaded hole 221 on camera lens fixing bracket 2.Pass through lock-screw 6
Rotation, the privileged site of camera adjusting holder 1 and the distance between the privileged site of camera lens fixing bracket 2 can be adjusted, by
This makes camera lens fixing bracket 2 be rotated around hemispherical projections 21, to realizing to the angular adjustment of camera lens fixing bracket 2,
And then angular adjustment is carried out to camera lens.
In one embodiment, each lock-screw 6 corresponds to an adjusting compression spring 5, and each lock-screw 6 passes through it
Corresponding adjusting compression spring 5.In this way, being conducive to adjust the limit and installation of compression spring 5, it is also beneficial to adjust compression spring 5 more effectively
Tense corresponding lock-screw 6.
In the illustrated embodiment, the quantity of lock-screw 6 is three, and distribution triangular in shape.
It is understood that be provided with gap between lock-screw via 112 and lock-screw 6, such as setting is unilateral
Gap is between 0.3mm-0.5 millimeters, to allow to carry out angular adjustment.Advantageously, as shown, lock-screw via 112
For kidney slot.Kidney slot refers to that the size on the direction initialization of hole is more than and the size in direction initialization vertical direction.For example,
Left and right kidney-shaped is the size that the size of finger-hole in the lateral direction is more than in upper and lower directions.Three lock-screws 6 are in equilateral triangle
Shape is distributed.One lock-screw 6 is directly on top (surface for being substantially located at hemispherical projections 21), and one is located at lower-left
Side, one be located at lower right, lock-screw via corresponding with the lock-screw 6 of surface be left and right kidney-shaped, with lower left and
The 6 corresponding lock-screw via of lock-screw of lower right is upper and lower kidney-shaped.To, prevent in adjustment process occur screw with
The stuck situation of camera adjusting holder.As shown in Figure 1, lens adjustment device further comprises supporting screw 7.Supporting screw 7 revolves
It is screwed in the support threaded hole on the camera adjusting holder 1, and its end is against the camera lens fixing bracket 2.Referring to Fig. 3,
Camera adjusting holder 1 is provided with the threaded post 111 of protrusion in the side far from camera adjusting holder 1, shape in the threaded post 111
At there is the support threaded hole.
In the illustrated embodiment, four supporting screws 7 are provided with.The lock-screw 6 for closing on lower left and lower right, respectively sets
Supporting screw 7 there are one setting；And the lock-screw 6 right over closing on, there are two supporting screws 7 for setting.It is understood that
Three supporting screws 7 can be only set.For example, the lock-screw 6 right over closing on, is only arranged a supporting screw 7.
In one alternate embodiment, the model for being spaced in 3-4mm between camera adjusting holder 1 and camera lens fixing bracket 2
In enclosing.The interval so that angular adjustment not only can be well realized, but also is avoided that the waste in space, to realize total
Compactedness.It is understood that the interval between camera adjusting holder 1 and camera lens fixing bracket 2 refers to extending in lock-screw 6
The interval in direction, and refer at the interval that camera adjusting holder 1 and camera lens fixing bracket 2 are mutually parallel under state.More specifically
Ground, the interval refer to the interval between the adjustable plate 11 of camera adjusting holder 1 and the riser 22 of camera lens fixing bracket 2.
The utility model also provides a kind of video camera, and the video camera includes camera lens 3 and lens adjustment device, the camera lens
Regulating device is lens adjustment device as described above, and the camera lens 3 is fixedly connected with the camera lens fixing bracket 1.
The lens adjustment device of the utility model uses the structure of flexural pivot+adjusting compression spring+lock-screw, to carry out camera lens angle
Degree is adjusted, and is had the advantages that simple in structure, easy to adjust.
The assembly method of the lens adjustment device of the utility model is：It is followed successively by from left to right：Lock-screw 6 (head),
Camera adjusting holder 1 adjusts compression spring 5, camera lens fixing bracket 2.
After the completion of assembly, judge whether axle center is located at same axis with imaging center line according to lens imaging situation.
If downward shift, by the lock-screw 6 right over tightening or unclamping, cooperation adjusts compression spring 5 and is adjusted
Section.
If left and right offset, by tightening or unclamping the lock-screw 6 of the left and right sides, cooperation adjusts compression spring 5 and is adjusted
Section.
If up and down, left and right is offset, then up and down adjustment is first carried out, then with left and right adjusting is carried out, until meeting the requirements.
It completes after adjusting, it is locked with supporting screw 7, it prevents from bringing harmful effect to camera lens in vibration processes.
It is last it is to be noted that：Above example is only to illustrate the technical solution of the utility model, rather than limits it
System.It will be understood by those of ordinary skill in the art that：Can with technical scheme described in the above embodiments is modified, or
Person's equivalent replacement of some of the technical features；These modifications or replacements do not make the essence of corresponding technical solution de-
Spirit and scope from various embodiments of the utility model technical solution.
Claims (10)
1. a kind of lens adjustment device, which is characterized in that including：Camera adjusting holder (1), camera lens fixing bracket (2), pedestal
(4), compression spring (5) and lock-screw (6) are adjusted,
The camera adjusting holder (1) is fixedly connected with the pedestal (4),
The camera lens fixing bracket (2) is for installing camera lens (3), and the camera lens fixing bracket (2) and the pedestal (4) are with ball
Hinge mode connects,
The adjusting compression spring (5) is resiliently arranged between the camera adjusting holder (1) and camera lens fixing bracket (2), one end
Against the camera adjusting holder (1), the other end against the camera lens fixing bracket (2),
The lock-screw (6) passes through the lock-screw via (112) on the camera adjusting holder (1) and screws to the mirror
In adjusting threaded hole (221) on head fixing bracket (2).
2. lens adjustment device as described in claim 1, which is characterized in that the pedestal (4) is provided with hemispherical groove
(41), hemispherical projections (21) are provided on the camera lens fixing bracket (2), hemispherical projections (21) the support cooperation is in institute
It states in hemispherical groove (41), is connected in a manner of the flexural pivot between the camera lens fixing bracket (2) and the pedestal (4) by realizing.
3. lens adjustment device as described in claim 1, which is characterized in that corresponding one of each lock-screw (6) adjusts pressure
Spring (5), and each lock-screw (6) passes through the adjusting compression spring (5) corresponding to it.
4. lens adjustment device as claimed in any one of claims 1-3, which is characterized in that the number of the lock-screw (6)
Amount is three, and distribution triangular in shape.
5. lens adjustment device as claimed in claim 4, which is characterized in that the lock-screw via be kidney slot, three
Lock-screw (6) distribution in equilateral triangle, a lock-screw (6) is directly on top, and one is located at lower left, and one is located at
Lower right, lock-screw via corresponding with lock-screw (6) of surface are left and right kidney-shaped, the lock with lower left and lower right
The corresponding lock-screw via of tight screw (6) is upper and lower kidney-shaped.
6. lens adjustment device as claimed in any one of claims 1-3, which is characterized in that the lens adjustment device is into one
Step includes supporting screw (7), and the supporting screw (7) is screwed in the support threaded hole on the camera adjusting holder (1), and
Its end is against the camera lens fixing bracket (2).
7. lens adjustment device as claimed in claim 6, which is characterized in that the camera adjusting holder (1) is far from camera lens
The side of adjusting bracket (1) is provided with the threaded post (111) of protrusion, and the support screw thread is formed in the threaded post (111)
Hole.
8. lens adjustment device as claimed in any one of claims 1-3, which is characterized in that the camera adjusting holder (1)
Being spaced in the range of 3-4mm between camera lens fixing bracket (2).
9. lens adjustment device as claimed in any one of claims 1-3, which is characterized in that the camera adjusting holder (1)
Part is threadedly coupled with the pedestal (4) to be fixedly connected.
10. a kind of video camera, which is characterized in that including camera lens (3) and lens adjustment device, the lens adjustment device is such as power
Profit requires the lens adjustment device described in any one of 1-8, the camera lens (3) to be fixedly connected with the camera lens fixing bracket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820181159.1U CN207965289U (en) | 2018-02-02 | 2018-02-02 | A kind of lens adjustment device and video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820181159.1U CN207965289U (en) | 2018-02-02 | 2018-02-02 | A kind of lens adjustment device and video camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207965289U true CN207965289U (en) | 2018-10-12 |
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ID=63736726
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820181159.1U Active CN207965289U (en) | 2018-02-02 | 2018-02-02 | A kind of lens adjustment device and video camera |
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| Country | Link |
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| CN (1) | CN207965289U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239882A (en) * | 2018-10-31 | 2019-01-18 | 信利光电股份有限公司 | A kind of lens module, camera module and assembly method |
| CN109445060A (en) * | 2018-12-22 | 2019-03-08 | 中山联合光电科技股份有限公司 | A kind of optical lens that lens assembly can be integrally-regulated |
| CN112532811A (en) * | 2019-09-17 | 2021-03-19 | 浙江大华技术股份有限公司 | Sensor circuit board rotating assembly and camera with same |
-
2018
- 2018-02-02 CN CN201820181159.1U patent/CN207965289U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109239882A (en) * | 2018-10-31 | 2019-01-18 | 信利光电股份有限公司 | A kind of lens module, camera module and assembly method |
| CN109239882B (en) * | 2018-10-31 | 2021-04-30 | 信利光电股份有限公司 | Lens module, camera module and assembling method |
| CN109445060A (en) * | 2018-12-22 | 2019-03-08 | 中山联合光电科技股份有限公司 | A kind of optical lens that lens assembly can be integrally-regulated |
| CN109445060B (en) * | 2018-12-22 | 2023-08-18 | 中山联合光电科技股份有限公司 | Optical lens with integrally adjustable lens component |
| CN112532811A (en) * | 2019-09-17 | 2021-03-19 | 浙江大华技术股份有限公司 | Sensor circuit board rotating assembly and camera with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200717 Address after: 311501 building A1, No. 299, Qiushi Road, Tonglu Economic Development Zone, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Haikang Micro Shadow Sensing Technology Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310052 Binjiang District Qianmo Road No. 555 Patentee before: Hangzhou Hikvision Digital Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hangzhou micro image software Co.,Ltd. Assignor: Hangzhou Haikang Micro Shadow Sensing Technology Co.,Ltd. Contract record no.: X2021990000038 Denomination of utility model: A lens adjusting device and a camera Granted publication date: 20181012 License type: Common License Record date: 20210118 |
|
| EE01 | Entry into force of recordation of patent licensing contract |