CN203365878U - Device for adjusting the flange distance of camera - Google Patents
Device for adjusting the flange distance of camera Download PDFInfo
- Publication number
- CN203365878U CN203365878U CN201320313420.6U CN201320313420U CN203365878U CN 203365878 U CN203365878 U CN 203365878U CN 201320313420 U CN201320313420 U CN 201320313420U CN 203365878 U CN203365878 U CN 203365878U
- Authority
- CN
- China
- Prior art keywords
- protecgulum
- image sensor
- video camera
- focusing ring
- thread
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Lens Barrels (AREA)
Abstract
A device for adjusting the flange distance of a camera comprises a lens, a focusing ring, a front cover, a swivel, an image sensor assembly and a shell, the outer ring surface of the focusing ring is provided with an outer thread, the ring body is provided with a circular hole, the inner ring surface is provided with an inner thread; the front cover is provided with guide pillars, grooves on the upper and lower sides, supports with thread ports and arc guide blocks; the inner ring surface of the swivel is provided with an inner thread, and a chute is arranged on the cross section. The device solves the problem of the prior art that the image acquisition resolution of the camera is affected.
Description
Technical field
The utility model belongs to the camera apparatus technical field, relates in particular to a kind of device of regulating video camera back Jiao.
Background technology
Usually, for camera lens install end face to camera circuitry board component epigraph sensor chip imaging surface apart from being definite value, for CS interface camera lens, this definite value is 12.5mm, the C interface camera lens, this definite value is 17.526mm, and the adapter ring that height of C interface camera lens installation is 5mm is converted to the camera lens of CS interface; This definite value accuracy requirement is high, clear if the satisfied image of this definite value just can't gather, and affects picture quality.Different image sensor chip (CCD/CMOS) imaging surface is different apart from the chip back distance, and for meeting the user demand of different images sensor, video camera generally should have the burnt regulatory function of back.
The burnt regulative mode of current back is generally that the image sensor chip circuit board by moving forward and backward is realized, specific embodiments is: after camera lens is arranged on the video camera front end, relative video camera protecgulum is fixed, in video camera inside, the relative camera lens lens set of image sensor chip circuit board can move forward and backward, the image sensor chip circuit board moves forward and backward by the stage clip winding machine, generally on four angles of image sensor chip circuit board, respectively place a stage clip, complete burnt adjusting of back of video camera by the Flexible change of these four stage clips.
The mode of above-mentioned adjusting back, when the burnt adjusting of back, image sensor chip circuit board unbalance stress, cause stage clip different from guide pillar friction force in the middle of stage clip, the speed difference that stage clip elasticity is recovered, finally cause image sensor chip circuit board assemblies integral inclination, cause between image sensor chip imaging surface and camera lens and just can not meet the depth of parallelism, the depth of parallelism can affect the resolution that camera review gathers.
Summary of the invention
The purpose of this utility model is to provide a kind of device of regulating video camera back Jiao, when to solve in prior art, regulating back Jiao, image sensor chip circuit board assemblies integral inclination, cause between image sensor chip imaging surface and camera lens and just can not meet the depth of parallelism, thereby affect the resolution that camera review gathers.
For realizing the purpose of this utility model, the utility model provides a kind of device of regulating video camera back Jiao, comprises camera lens, focusing ring, protecgulum, change, image sensor module, shell, and the outer ring face of described focusing ring is provided with external thread, circle body is provided with circular hole, and the inner ring face is provided with internal thread; Pillar, arc guide block that described protecgulum is provided with guide pillar, be positioned at the groove of upper and lower both sides, be threaded mouthful; Described change inner ring face is provided with internal thread, and section is provided with chute; Wherein, described focusing ring is arranged on described protecgulum one side, the external diameter of the guide pillar that the internal diameter of the circular hole that the circle body of described focusing ring is provided with is provided with described protecgulum equates and both are slidably connected, described camera lens is arranged on described protecgulum opposite side, it is provided with an externally threaded end through described protecgulum, and the internal thread by its external thread and described focusing ring is fixedly connected; The internal-and external diameter of the chute in described change equates with the internal-and external diameter of arc guide block on described protecgulum and both are slidably connected, and the internal thread of described change and the external thread of described focusing ring are slidably connected, and the groove part that described change arranges from described protecgulum exposes; Described image sensor module is connected by screw fastening with the pillar that is threaded mouth on described protecgulum; Described shell is connected with described front cover match.
Wherein, also comprise lock-screw and be located at a side of described protecgulum and the locking screw thread hole that described lock-screw is used in conjunction with.
Wherein, also comprise shell, described shell comprises upper and lower casing, and described upper and lower casing is fixedly connected with respectively with the upper and lower both sides of described protecgulum by screw.
Wherein, described image sensor module comprises the image sensor circuit plate and is welded on the image sensor chip on described image sensor circuit plate.
Wherein, the guide pillar be provided with of described protecgulum is circular semicircle or oval.
Wherein, the chute that the cross section of described change is provided with is circular or semicircle.
The utility model provides a kind of device of regulating video camera back Jiao, utilize the utility model to solve prior art affect the problem of camera review acquisition resolution, simultaneously, the utility model is lower to the machining precision of assembly, thereby has reduced difficulty of processing and saved processing cost.
The accompanying drawing explanation
Fig. 1 is structural separation schematic diagram of the present utility model;
Fig. 2 is structural representation of the present utility model;
The structural representation that Fig. 3 is the utility model protecgulum;
The structural representation that Fig. 4 is the utility model focusing ring;
Fig. 5 is the utility model change biopsy cavity marker devices schematic diagram;
In figure, 1 camera lens, 2 focusing rings, 21 circular holes, 22 external threads, 23 internal threads, 3 protecgulums, 31 guide pillars, 32 grooves, 33 are threaded the pillar of mouth, 34 arc guide blocks, locking screw thread hole 35,4 changes, 41 chutes, 42 change internal threads, image sensor module 5,51 image sensor chips, 52 image sensor circuit plates, lower house 6, upper shell 7, screw 8, lock-screw 9.
Embodiment
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be understood to specific embodiment described herein only in order to explain the utility model, be not limited to protection domain of the present utility model.
The purpose of this utility model is to provide a kind of device of regulating video camera back Jiao, when to solve in prior art, regulating back Jiao, image sensor chip circuit board assemblies integral inclination, cause between image sensor chip imaging surface and camera lens and just can not meet the depth of parallelism, thereby affect the resolution that camera review gathers.
For realizing the purpose of this utility model, the utility model provides a kind of device of regulating video camera back Jiao, comprises camera lens, focusing ring, protecgulum, change, image sensor module, shell, and the outer ring face of described focusing ring is provided with external thread, circle body is provided with circular hole, and the inner ring face is provided with internal thread; Pillar, arc guide block that described protecgulum is provided with guide pillar, be positioned at the groove of upper and lower both sides, be threaded mouthful; Described change inner ring face is provided with internal thread, and section is provided with chute; Wherein, described focusing ring is arranged on described protecgulum one side, the external diameter of the guide pillar that the internal diameter of the circular hole that the circle body of described focusing ring is provided with is provided with described protecgulum equates and both are slidably connected, described camera lens is arranged on described protecgulum opposite side, it is provided with an externally threaded end through described protecgulum, and the internal thread by its external thread and described focusing ring is fixedly connected; The internal-and external diameter of the chute in described change equates with the internal-and external diameter of arc guide block on described protecgulum and both are slidably connected, and the internal thread of described change and the external thread of described focusing ring are slidably connected, and the groove part that described change arranges from described protecgulum exposes; Described image sensor module is connected by screw fastening with the pillar that is threaded mouth on described protecgulum; Described shell is connected with described front cover match.The utility model provides a kind of device of regulating video camera back Jiao, utilize the utility model to solve prior art affect the problem of camera review acquisition resolution, simultaneously, the utility model is lower to the machining precision of assembly, thereby has reduced difficulty of processing and saved processing cost.
Wherein, a kind of embodiment of the present utility model also comprises lock-screw and is located at a side of described protecgulum and the locking screw thread hole that described lock-screw is used in conjunction with.When rotating change when meeting image and being optimum condition, now lock-screw is placed in the locking screw thread hole of protecgulum one side, tighten lock-screw, complete camera back focus apart from adjusting.
Wherein, a kind of embodiment of the present utility model also comprises shell, and described shell comprises upper and lower casing, and described upper and lower casing is fixedly connected with respectively with the upper and lower both sides of described protecgulum by screw.
Wherein, the described image sensor module of a kind of embodiment of the present utility model comprises the image sensor circuit plate and is welded on the image sensor chip on described image sensor circuit plate.
Wherein, the guide pillar be provided with of the described protecgulum of a kind of embodiment of the present utility model is circular semicircle or oval.
Wherein, the chute that the cross section of the described change of a kind of embodiment of the present utility model is provided with is circular or semicircle.
When using, connection by above-mentioned each parts, rotate change during use, by being slidably matched and change internal thread and the externally threaded threaded engagement of focusing ring of change upper hopper chute and protecgulum arc guide block, realized moving horizontally of focusing ring, cause with the camera lens of the internal thread secure fit that focuses and move horizontally, finally realized that the horizontal range of Lens assembly and image sensor module is regulated, realized that camera back focus is apart from adjusting.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a device of regulating video camera back Jiao, comprise camera lens, focusing ring, protecgulum, change, image sensor module, shell, it is characterized in that, the outer ring face of described focusing ring is provided with external thread, and circle body is provided with circular hole, and the inner ring face is provided with internal thread; Pillar, arc guide block that described protecgulum is provided with guide pillar, be positioned at the groove of upper and lower both sides, be threaded mouthful; Described change inner ring face is provided with internal thread, and section is provided with chute; Wherein, described focusing ring is arranged on described protecgulum one side, the external diameter of the guide pillar that the internal diameter of the circular hole that the circle body of described focusing ring is provided with is provided with described protecgulum equates and both are slidably connected, described camera lens is arranged on described protecgulum opposite side, it is provided with an externally threaded end through described protecgulum, and the internal thread by its external thread and described focusing ring is fixedly connected; The internal-and external diameter of the chute in described change equates with the internal-and external diameter of arc guide block on described protecgulum and both are slidably connected, and the internal thread of described change and the external thread of described focusing ring are slidably connected, and the groove part that described change arranges from described protecgulum exposes; Described image sensor module is connected by screw fastening with the pillar that is threaded mouth on described protecgulum; Described shell is connected with described front cover match.
2. adjusting video camera back Jiao's according to claim 1 device, is characterized in that, also comprises lock-screw and be located at a side of described protecgulum and the locking screw thread hole that described lock-screw is used in conjunction with.
3. adjusting video camera back Jiao's according to claim 2 device, is characterized in that, also comprise shell, described shell comprises upper and lower casing, and described upper and lower casing is fixedly connected with respectively with the upper and lower both sides of described protecgulum by screw.
4. adjusting video camera back Jiao's according to claim 3 device, is characterized in that, described image sensor module comprises the image sensor circuit plate and is welded on the image sensor chip on described image sensor circuit plate.
5. adjusting video camera back Jiao's according to claim 4 device, is characterized in that, the guide pillar be provided with of described protecgulum is circular semicircle or oval.
6. adjusting video camera back Jiao's according to claim 5 device, is characterized in that, the chute that the cross section of described change is provided with is circular or semicircle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320313420.6U CN203365878U (en) | 2013-05-31 | 2013-05-31 | Device for adjusting the flange distance of camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320313420.6U CN203365878U (en) | 2013-05-31 | 2013-05-31 | Device for adjusting the flange distance of camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203365878U true CN203365878U (en) | 2013-12-25 |
Family
ID=49813621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320313420.6U Expired - Fee Related CN203365878U (en) | 2013-05-31 | 2013-05-31 | Device for adjusting the flange distance of camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203365878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683836A (en) * | 2018-08-09 | 2018-10-19 | 中山联合光电科技股份有限公司 | Burnt regulating device after a kind of optical lens |
-
2013
- 2013-05-31 CN CN201320313420.6U patent/CN203365878U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683836A (en) * | 2018-08-09 | 2018-10-19 | 中山联合光电科技股份有限公司 | Burnt regulating device after a kind of optical lens |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB201306778D0 (en) | Systems, devices, and methods for managing camera focus | |
| WO2013142031A3 (en) | Compact iris imaging system | |
| FR2964757B1 (en) | OPTICAL DEVICE FOR CAPTURING IMAGES ACCORDING TO A 360 ° FIELD | |
| CN207677852U (en) | A kind of EF with light measuring function turns C/CS camera lens electronic switching devices | |
| CN203365878U (en) | Device for adjusting the flange distance of camera | |
| CN203069859U (en) | Optical-lens fixed structure | |
| CN206710680U (en) | It is a kind of to be easy to what is adjusted to focus base | |
| CN201743668U (en) | Near-infrared mammary glands inspection tester with automatic focusing function | |
| CN104506766A (en) | Photographic device and focusing compensation method | |
| CN205283678U (en) | Surveillance camera of family head | |
| CN202177744U (en) | Monocular digital binocular for observing birds | |
| CN102411194B (en) | Hundredfold continuous zooming CCD (Charge Coupled Device) lens optical system | |
| CN204203535U (en) | The syndeton of a kind of camera lens and lens mount | |
| CN203299440U (en) | CCD image capturing apparatus | |
| CN108594394A (en) | A kind of locking device on precision optical instrument | |
| CN204188803U (en) | A kind of array image sensor position of focal plane adjusting mechanism | |
| CN210465941U (en) | Multi-output optical anti-shake motion camera | |
| CN202794700U (en) | Coaxial photographic device of microscope | |
| CN203275748U (en) | Relay lens and lens module detection device | |
| CN103002200B (en) | A kind of focal-distance regulation structure of CCD camera | |
| CN207171256U (en) | A kind of coaxial CCD lens regulating structures of laser-beam welding machine | |
| CN204989589U (en) | That uses on surveyor's level exempts from objective subassembly behind debugging type like matter | |
| CN204993600U (en) | Dustproof lens mount | |
| TWM469507U (en) | Optical zoom structure for camera lens | |
| CN204377019U (en) | There is the video camera of movable camera |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 300384 in Tianjin Binhai Huayuan Industrial Zone (outer ring) eight Haitai Huake Road No. 6 Patentee after: TIANJIN YAAN TECHNOLOGY CO., LTD. Address before: 300384 Tianjin City Huayuan Industrial Zone Binhai hi tech Industrial Development Zone Ziyuan Road No. 8 Patentee before: Tianjin Yaan Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20190531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |