CN2044353U - Multi-purpose jionter for endoscope camera - Google Patents
Multi-purpose jionter for endoscope camera Download PDFInfo
- Publication number
- CN2044353U CN2044353U CN 89200075 CN89200075U CN2044353U CN 2044353 U CN2044353 U CN 2044353U CN 89200075 CN89200075 CN 89200075 CN 89200075 U CN89200075 U CN 89200075U CN 2044353 U CN2044353 U CN 2044353U
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- CN
- China
- Prior art keywords
- camera
- endoscope
- lens
- lens barrel
- convex lens
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Abstract
The utility model discloses a multi-purpose jointer for an endoscope camera, which is used for connecting a camera and various endoscopes, magnifying images in the endoscopes and converging the images on the target surface of the camera. The structure of the utility model is characterized in that a cylindrical lens barrel of a convex lens assembly is fixed in the multi-purpose jointer for an endoscope camera. The exterior screw threads of the cylinder wall at one end of the cylindrical lens barrel are connected with a reducing joint which is matched with eyepieces of the endoscopes, and a claw or screw threads which are matched with an outer shell of the lens of the camera are arranged at the other end of the cylindrical lens barrel. The utility model has the advantages of low cost, simple structure. A heavy zoom lens can be replaced with the multi-purpose jointer for an endoscope camera, and the electronic images of various endoscopes are accomplished easily.
Description
The utility model relates to a kind of focalizer of TV camera, particularly a kind of focalizer that has bindiny mechanism.
People coupled together endoscope and gamma camera by special connector in the last few years, so that obtain to see the image in the mirror on the screen of monitor.Because the condition of work (low-light (level)) of endoscope is limit, the video that obtain high definition necessarily requires the function admirable of gamma camera.Zhuan Yong gamma camera structure more complicated heaviness is moved in the time of can not checking along with sight glass neatly for this reason, and its purposes is single and cost an arm and a leg.China's current endoscope technology is more universal, common small-sized gamma camera also is easier to purchase, but do not have a kind of can gamma camera and endoscope couple together so that realize the connector of using of various endoscope electron imageizations more.
In view of above-mentioned weak point of the prior art, the purpose of this utility model is to provide a kind of simple and easy camera lens replacement zoom lens's the gamma camera and connector of various endoscopes of adopting.
The purpose of this utility model can reach by following measure: a kind of being used for is connected gamma camera and the image enlargement of endoscope and the endoscope that converges on the gamma camera target surface videotaped the connectors of using more with various endoscopes, it is characterized in that internal fixation has the cylindrical shape lens barrel of convex lens group, the sloper that one end barrel outside is threaded and is complementary with the endoscope eyepiece, its other end is provided with claw or the screw thread that is complementary with the camera lens shell.This convex lens group is made of two convex lens at least.
The utility model mainly is made of sloper and simple and easy camera lens.The internal diameter of sloper major diameter one end that can join with endoscope and endoscope eyepiece are complementary and the tube wall that can overlap thereon, be preferably in major diameter one end is provided with tapped through hole, are provided with screw in it and also can relatively rotate so that endoscope and sloper linked together.Can select the multiple different specification that is complementary with them according to the major diameter of different sight glass (as stomach, intestines, bronchus, abdominal cavity, biliary tract, bladder, uterus etc.) sloper.Sloper minor diameter one end is provided with internal thread, the threaded engagement on itself and the lens barrel one end outer tube wall.The sloper and the lens barrel that can link to each other with endoscope are tightened together.
Include in the simple and easy camera lens lens barrel, convex lens group and with the bindiny mechanism of gamma camera.Owing to fix from the object video of endoscope, thereby long, heavier zoom lens and the annex when not needing generally to videotape, only adopt and can guarantee that the camera lens of image quality gets final product.Be the scattering virtual image of object owing to obtaining again, thereby need additional focalizer from the endoscope eyepiece.Can form a simple and easy camera lens by cylindrical shape lens barrel and convex lens group with above-mentioned functions.This simple and easy camera lens preferably in the cylindrical shape lens barrel, be provided with two distances certain with the convex lens lens barrel axis normal.The focal length of this convex lens group is between 10～20 millimeters.The inner end diameter of the threaded lens barrel in outside is dwindled and is formed an annular boss, and a side of lens can be placed on it.Can establish internal thread for fixing these lens in lens barrel, an outer ring surface is provided with the back-up ring of this internal thread engagement and can said lens be fixed with annular boss.For the purpose of changing this convex lens loading and unloading back-up ring convenience, the plane that is preferably in back-up ring is provided with the through hole or the groove of symmetry, so that the use of specific purpose tool.An end internal diameter that promptly links to each other with camera lens at the other end of lens barrel increases and forms an annular boss again, and another convex lens can be placed on it.Establish the back-up ring that is provided with on internal thread and the outer ring surface with this internal thread engagement equally on the inner diameter wall of this side expansion of lens barrel, it is fixed these convex lens with above-mentioned annular boss.In like manner on the plane of back-up ring, preferably be provided with the through hole or the groove of symmetry, be beneficial to mounting or dismounting.The end of this side mirror tube is provided with claw or the screw thread that is complementary with the camera lens shell, specifically adopts any structure also will determine according to the structure before the camera lens of different model.By them simple and easy camera lens and gamma camera are tightened together.
Convex lens group in the simple and easy camera lens is two convex lens preferably.First promptly adjacent with endoscope eyepiece convex lens can coalescence amplify the video of dispersing that presents on the endoscope, obtain the amplification real image of a handstand.Second promptly adjacent with camera lens convex lens then can gather above-mentioned real image amplification again and make the upright imaging of video on the target surface of gamma camera, then be delivered on the screen of monitor, thereby or note with video recorder and to obtain an image that amplifies in many times the endoscope and realize electron imageization.
Drawing is described as follows:
Fig. 1 is a cut-open view of the present utility model.
Fig. 2 be among Fig. 1 A to view.
The utility model is described in further detail to utilize the example shown in the accompanying drawing.
Videotape use in the synoptic diagram of connector at endoscope shown in Figure 1, the barrel of sloper 1 major diameter one end is provided with through hole, is provided with screw 2 in it more.Sloper minor diameter one end is provided with internal thread, the threaded engagement on itself and the lens barrel 3 one end outer tube walls.The threaded inner end diameter in columnar lens barrel outside is dwindled and is formed an annular boss.One side is the convex lens 4 on plane for the sphere opposite side, its plane one side is established internal thread in lens barrel end, lens barrel, back-up ring 5 outer ring surfaces that anchor ring is provided with two symmetrical through holes are provided with the screw thread with this screw-threaded engagement, and it places sphere one side of above-mentioned convex lens.The opposite side barrel internal diameter of lens barrel increases and forms an annular boss again, and the convex lens 6 that both sides are all sphere place on the annular boss of two internal diameters boundary.Establish internal thread on this hole enlargement inwall, back-up ring 7 outer ring surfaces that anchor ring is provided with two symmetrical through holes are provided with the screw thread with this screw-threaded engagement, and it places the opposite side of above-mentioned convex lens.The end face of this side mirror tube is provided with claw 8.Claw is perpendicular to the lens barrel end face as shown in Figure 2, and with lens barrel identical cambered surface arranged, and its top is provided with the flange vertical with this cambered surface again.
This connector is except that lens are glass material, and remainder is rigid plastic or light metal.
The utility model has following advantage compared to existing technology: simple in structure cheap, and utilize it can easily realize various sight glass electron images. It can also be applied on micrurgy and the microscope simultaneously and use videotape to record, be convenient to collective's diagnosis, scientific research and teaching. And this gamma camera can be taken record patient's positive sign realization a tractor serves several purposes at ordinary times, has greatly improved its utilization rate.
Claims (2)
1. one kind is used for gamma camera being connected with various endoscopes and the image enlargement of endoscope and the endoscope that converges on the gamma camera target surface being videotaped the connectors of using more, it is characterized in that: internal fixation has the cylindrical shape lens barrel 3 of convex lens group, the sloper 1 that one end barrel outside is threaded and is complementary with the endoscope eyepiece, its other end is provided with claw 8 or the screw thread that is complementary with the camera lens shell.
2. endoscope according to claim 1 videotapes uses connector more, and it is characterized in that: the convex lens group is made of two convex lens 4,6 at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89200075 CN2044353U (en) | 1988-12-30 | 1988-12-30 | Multi-purpose jionter for endoscope camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89200075 CN2044353U (en) | 1988-12-30 | 1988-12-30 | Multi-purpose jionter for endoscope camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2044353U true CN2044353U (en) | 1989-09-13 |
Family
ID=4858224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89200075 Withdrawn CN2044353U (en) | 1988-12-30 | 1988-12-30 | Multi-purpose jionter for endoscope camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2044353U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101802545B (en) * | 2007-08-31 | 2011-10-12 | 株式会社Snu精密 | Apparatus for measuring three-dimensional profile using LCD |
| CN103363442A (en) * | 2012-03-30 | 2013-10-23 | 豪雅冠得股份有限公司 | Lens unit, light irradiation unit, and light irradiation apparatus |
| CN105445750A (en) * | 2015-11-25 | 2016-03-30 | 中国科学院上海光学精密机械研究所 | Doppler frequency shift frequency discriminator |
| CN107703596A (en) * | 2017-11-07 | 2018-02-16 | 辽宁中蓝电子科技有限公司 | A kind of mobile phone lens barrel with big airspace |
-
1988
- 1988-12-30 CN CN 89200075 patent/CN2044353U/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101802545B (en) * | 2007-08-31 | 2011-10-12 | 株式会社Snu精密 | Apparatus for measuring three-dimensional profile using LCD |
| CN103363442A (en) * | 2012-03-30 | 2013-10-23 | 豪雅冠得股份有限公司 | Lens unit, light irradiation unit, and light irradiation apparatus |
| CN103363442B (en) * | 2012-03-30 | 2017-07-11 | 豪雅冠得股份有限公司 | Lens unit, light irradiation unit and light irradiation device |
| CN105445750A (en) * | 2015-11-25 | 2016-03-30 | 中国科学院上海光学精密机械研究所 | Doppler frequency shift frequency discriminator |
| CN107703596A (en) * | 2017-11-07 | 2018-02-16 | 辽宁中蓝电子科技有限公司 | A kind of mobile phone lens barrel with big airspace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |