CN104095603A - Endoscope cold light source with shading device - Google Patents
Endoscope cold light source with shading device Download PDFInfo
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- CN104095603A CN104095603A CN201410158145.4A CN201410158145A CN104095603A CN 104095603 A CN104095603 A CN 104095603A CN 201410158145 A CN201410158145 A CN 201410158145A CN 104095603 A CN104095603 A CN 104095603A
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- light source
- endoscope
- light
- dark slide
- cold light
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Abstract
The invention relates to an endoscope cold light source with a shading device, and the endoscope cold light source can be used for solving the problem that a user is interfered because high-brightness light is directly emitted from a light outlet hole when an existing endoscope cold light source is disconnected from a light guide connector of the endoscope. The endoscope cold light source is provided with a light outlet hole, wherein the light outlet hole is connected with a light guide connector of the endoscope; a light outlet path of the light outlet hole is provided with at least one shading plate; when the light guide connector is connected with the endoscope cold light source, the shading plate is opened; when the light guide connector is disconnected from the endoscope cold light source, the shading plate is closed. The endoscope cold light source is simple in structure, and can be used for effectively preventing high-brightness light from being directly emitted from the light outlet hole of the endoscope cold light source and preventing the user from being interfered.
Description
Technical field
The present invention relates to endoscopic technique field, be specifically related to a kind of cold light source for endoscope.
Background technology
Endoscope apparatus is widely used at medical field, it is configured to has elongated insertion section, by insertion section is inserted in body, can observe internal organs in body etc., or as required, carry out various disposal with the treatment instrument being inserted in treatment instrument penetrating via.In endoscope apparatus, use the illumination light of the guiding such as light guide from cold light source for endoscope, the target site of subject is thrown light on, observe to obtain endoscopic images, or dispose.The end of described light guide is connected with described cold light source for endoscope by leaded light adapter, described leaded light adapter is inserted to the light hole that is connected to described cold light source for endoscope, can draw the illumination light of cold light source for endoscope to the target site of subject.
But, if leaded light adapter is just access after cold light source for endoscope is opened, or removes and connect before cold light source cuts out, the light of the high brightness that cold light source for endoscope sends can directly penetrate by the light hole of cold light source, user is caused to interference, the serious eyes of also may stabbing.
Summary of the invention
The object of the invention is, for the cold light source for endoscope of prior art, in the time not connecting leaded light adapter, the light of high brightness directly penetrates from light hole, user is caused to the defect of interference, and a kind of cold light source for endoscope with light shielding device is provided.
The technical solution used in the present invention is:
A kind of cold light source for endoscope, comprises light hole, and described light hole connects the leaded light adapter of endoscope, and the light path that goes out of described light hole is provided with at least one dark slide, and in the time that leaded light adapter is connected with described cold light source for endoscope, described dark slide is opened; Remove while being connected when leaded light adapter and described cold light source for endoscope, described dark slide is closed.
The invention has the beneficial effects as follows, a kind of cold light source for endoscope with light shielding device is provided, remove while being connected at leaded light adapter and cold light source for endoscope, automatic covering keeps off unthreaded hole, prevents that the light of high brightness from directly penetrating from light hole, and user is caused to interference.
brief description of the drawings
Fig. 1 is the axonometric chart of the cold light source for endoscope of various embodiments of the present invention use.
Fig. 2 is the cold light source for endoscope with light shielding device of the embodiment of the present invention one.
Fig. 3 is the cold light source for endoscope with light shielding device of the embodiment of the present invention two.
Fig. 4 is the cold light source for endoscope with light shielding device of the embodiment of the present invention three.
Fig. 5 is the cold light source for endoscope with light shielding device of the embodiment of the present invention five.
Detailed description of the invention
Referring to Fig. 1, cold light source for endoscope has light hole 10, in cold light source for endoscope inside, the light sources such as the xenon lamp with parabolic reflecting bowl or LED lamp send the illumination light of high brightness, after reflection, optical filtering, correction etc. are processed, arrive described light hole 10, the leaded light adapter (scheming not shown) of endoscope is inserted into light hole 10, is connected with described cold light source for endoscope.In going out on light path of described light hole 10, at least one dark slide is set, in the time that leaded light adapter is connected with described cold light source for endoscope, described dark slide is opened; Remove while being connected when leaded light adapter and described cold light source for endoscope, described dark slide is closed.Described dark slide is in particular location and the syndeton on light path that go out of described light hole 10, and realizes the principle of described dark slide opening and closing, will illustrate by multiple specific embodiments of the present invention.
In certain embodiments, in the inside of cold light source for endoscope, described light hole 10 rears, are provided with rotating shaft, and described dark slide is rotatably connected in described rotating shaft, and described dark slide is one.
Referring to Fig. 2, be the cold light source for endoscope with light shielding device of the embodiment of the present invention one, for clearlying show that light shielding device, in figure, only show the structure relevant with inventive point of the present invention.In cold light source for endoscope inside, the position of corresponding described light hole 10 is provided with a holder 20.Described light shielding device comprises rotating shaft 21 and dark slide 22, described rotating shaft 21 is positioned at described light hole 10 rears, is fixed on described holder 20, corresponding to the position of described light hole 10 tops, one end of described dark slide 22 is rotatably connected in described rotating shaft 21, and the other end is free end." rotatably connecting " of the present invention can be pivot joint, can be also hinged by least two junction points.
When only showing its cephalic par in the leaded light adapter 11(of endoscope figure) while inserting described light hole 10, dark slide 22 21 rotates up around the shaft under the thrust of leaded light adapter 11, light shielding device is opened, and the illumination light that light source sends enters leaded light adapter 11.In the time that leaded light adapter 11 exits from described light hole 10, dark slide 22 21 is rotated down around the shaft under action of gravity, covers light hole 10, and the illumination light that light source sends is not penetrated from light hole 10.
In some embodiment, described rotating shaft 21 arranges with other angles around light hole 10, can block light hole 10 as long as meet the dark slide 22 being connected in rotating shaft 21 in the time closing.For example, rotating shaft can be arranged on the position of the arbitrary side in light hole upper and lower, left and right, or becomes certain inclination angle with horizontal line.Except rotating shaft 21 is located at light hole top, can make dark slide 22 21 be rotated down outside closed condition around the shaft under action of gravity, while setting with other angles, need to be at dark slide 22 rears it be applied to the power that can return to closed condition, therefore, can be at dark slide 22 rear butt one elastic mechanisms, make the dark slide 22 can reposition under elastic mechanism effect.
Referring to Fig. 3, it is the cold light source for endoscope with light shielding device of the embodiment of the present invention two.Be with the difference of embodiment mono-, described rotating shaft 21 is arranged on the position corresponding to described light hole 10 left sides on described holder 20, one end of described dark slide 22 is rotatably connected in described rotating shaft 21, the other end is free end, also has the torsion spring 31 being sheathed in described rotating shaft between described dark slide 22 and described holder 20.
In the time that the leaded light adapter 11 of endoscope inserts described light hole 10, dark slide 22 is 21 rotations around the shaft under the thrust of leaded light adapter 11, and oppress torsion spring 31 make its produce deformation, light shielding device open, the illumination light that light source sends enters leaded light adapter 11.In the time that leaded light adapter 11 exits from described light hole 10, torsion spring recovers deformation, and dark slide 22 is produced to thrust, and dark slide 22 around the shaft 21 rotations covers light hole 10, and the illumination light that light source sends is not penetrated from light hole 10.
In the present embodiment, described torsion spring 31 also can substitute with a shell fragment.
In some embodiment, dark slide is two, and two dark slides are oppositely arranged, and described two dark slide rears butt one elastic mechanism separately makes the described dark slide can reposition under elastic mechanism effect.Particularly, described dark slide can be two with the arbitrarily angled catch being oppositely arranged, for example left and right is oppositely arranged, is oppositely arranged up and down, or is oppositely arranged with certain inclination angle.Described two catch that are oppositely arranged jointly shelter from light hole 10 in the time closing.
Referring to Fig. 4, it is the cold light source for endoscope with light shielding device of the embodiment of the present invention three.Be with the difference of embodiment bis-, on described holder 20, corresponding to the position on described light hole 10 left sides and right side, left rotary shaft 41 and right spindle 42 are set respectively, described dark slide 22 is a left catch 43 and a right catch 44, rotatably be connected to respectively on described left rotary shaft 41 and described right spindle 42, between described left catch 43 and described left rotary shaft 41, and between described right catch 44 and described right spindle 42, there is respectively the torsion spring 45 being sheathed on described left rotary shaft 41 and described right spindle 42.Described torsion spring 45 also can substitute with shell fragment.
In the time that the leaded light adapter 11 of endoscope inserts described light hole 10, left catch 43 and right catch 44 rotate around left rotary shaft 41 and right spindle 42 respectively under the thrust of leaded light adapter 11, and oppress torsion spring 45 make its produce deformation, light shielding device is opened, and the illumination light that light source sends enters leaded light adapter 11.In the time that leaded light adapter 11 exits from described light hole 10, torsion spring 45 recovers deformation, respectively left catch 43 and right catch 44 is produced to thrust, and left and right catch rotation covers light hole 10, and the illumination light that light source sends is not penetrated from light hole 10.
The cold light source for endoscope with light shielding device of the embodiment of the present invention four, be with the difference of embodiment tri-, on holder 20, corresponding to the position of described light hole above and below, upper rotating shaft and lower rotary shaft are set respectively, described dark slide is a upper stop piece and a lower stop piece, rotatably be connected to respectively on described upper rotating shaft and described lower rotary shaft, between described upper stop piece and described upper rotating shaft, and between described lower stop piece and described lower rotary shaft, there is respectively the torsion spring being sheathed on described upper rotating shaft and described lower rotary shaft.Opening and closing principle and the embodiment tri-of its catch are similar, do not repeat them here.
The structure of the embodiment of the present invention three and embodiment tetra-, because dark slide is two catch that are oppositely arranged, when its opening and closing, with respect to an independent dark slide, has that rotation degree is little, reaction advantage more flexibly.
In some embodiment, described dark slide is at least one shell fragment that is fixedly arranged on light hole 10 rears.Referring to Fig. 5, in the cold light source for endoscope with light shielding device of the embodiment of the present invention five, the brake sack adopting is the shell fragment 51 that can produce deformation, one end of shell fragment 51 is fixed on holder 20, the other end is free end, shell fragment 51 is under naturalness, shelter from light hole 10, in the time that leaded light adapter 11 inserts, push shell fragment 51 open, light shielding device is opened, the illumination light that light source sends enters leaded light adapter 11, and when leaded light adapter 11 exits, shell fragment 51 recovers deformation, shelter from light hole 10, the illumination light that light source sends is not penetrated from light hole 10.
In certain embodiments, multi-disc shell fragment is separately fixed at around light hole 10, multi-disc shell fragment is under naturalness, jointly shelter from light hole 10, in the time that leaded light adapter 11 inserts, push multi-disc shell fragment open, make shell fragment produce deformation, light shielding device is opened, the illumination light that light source sends enters leaded light adapter 11, and when leaded light adapter 11 exits, shell fragment recovers deformation, shelter from light hole 10, the illumination light that light source sends is not penetrated from light hole 10.
In certain embodiments, described cold light source for endoscope comprises an induction module and a driver module, and described induction module is used for responding to leaded light adapter and is connected with described cold light source for endoscope is no, and described driver module is used for driving described dark slide opening and closing.Particularly, in going out of cold light source for endoscope light hole, induction installation and driving device are set on light path, in the time that described induction installation senses that leaded light adapter inserts described light hole, described driving device drives dark slide to open, in the time that described induction installation senses that leaded light adapter exits described light hole, described driving device drives dark slide to close.Described induction installation can be for example Photo Interrupter.Described driving device comprises motor and controller.
It should be noted that, in the present invention, described dark slide " unlatching " and " closing " are not restricted to the expressed frame for movement of its letter, and the concrete meaning of described dark slide " unlatching " is interpreted as: dark slide does not hinder the light of cold light source for endoscope and introduces leaded light adapter by light hole; The concrete meaning that described dark slide " is closed " is interpreted as: when leaded light adapter exits, the light of the high brightness that described dark slide cut-out cold light source for endoscope sends, does not penetrate it from light hole.For example, in the time that dark slide is cut off the illumination light from light hole outgoing completely, possible dark slide does not reach complete closure state, and still angled between the transversal section of light hole, is now interpreted as " closing " in the present invention yet.
A kind of cold light source for endoscope with the light shielding device above embodiment of the present invention being provided is described in detail, but the explanation of above embodiment is just understood method of the present invention and core concept thereof for helping, and should not be construed as limitation of the present invention.In the technical scope that those skilled in the art disclose in the present invention, the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. a cold light source for endoscope, comprises light hole, and described light hole connects the leaded light adapter of endoscope, it is characterized in that, the light path that goes out of described light hole is provided with at least one dark slide, and in the time that leaded light adapter is connected with described cold light source for endoscope, described dark slide is opened; Remove while being connected when leaded light adapter and described cold light source for endoscope, described dark slide is closed.
2. cold light source for endoscope according to claim 1, is characterized in that, described light hole rear is provided with rotating shaft, and described dark slide is rotatably connected in described rotating shaft.
3. cold light source for endoscope according to claim 2, is characterized in that, described dark slide is one.
4. cold light source for endoscope according to claim 3, is characterized in that, described rotating shaft is arranged at the position of described light hole top, and one end of described dark slide is rotatably connected in described rotating shaft, and the other end is free end.
5. cold light source for endoscope according to claim 3, is characterized in that, described dark slide rear butt one elastic mechanism makes the described dark slide can reposition under elastic mechanism effect.
6. cold light source for endoscope according to claim 2, is characterized in that, described dark slide is two.
7. cold light source for endoscope according to claim 6, is characterized in that, described two dark slides are oppositely arranged, and described two dark slide rears butt one elastic mechanism separately makes the described dark slide can reposition under elastic mechanism effect.
8. according to the cold light source for endoscope described in claim 5 or 7, it is characterized in that, described elastic mechanism is torsion spring, or shell fragment.
9. cold light source for endoscope according to claim 1, is characterized in that, described dark slide is at least one shell fragment that is fixedly arranged on described light hole rear.
10. cold light source for endoscope according to claim 1, it is characterized in that, also comprise an induction module and a driver module, whether described induction module is used for responding to leaded light adapter and is connected with described cold light source for endoscope, and described driver module is used for driving described dark slide opening and closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410158145.4A CN104095603B (en) | 2014-04-21 | 2014-04-21 | A kind of cold light source for endoscope with light shielding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410158145.4A CN104095603B (en) | 2014-04-21 | 2014-04-21 | A kind of cold light source for endoscope with light shielding device |
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| Publication Number | Publication Date |
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| CN104095603A true CN104095603A (en) | 2014-10-15 |
| CN104095603B CN104095603B (en) | 2017-01-04 |
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| CN201410158145.4A Active CN104095603B (en) | 2014-04-21 | 2014-04-21 | A kind of cold light source for endoscope with light shielding device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107405063A (en) * | 2015-11-19 | 2017-11-28 | 奥林巴斯株式会社 | Endoscope apparatus |
| CN107405060A (en) * | 2015-12-10 | 2017-11-28 | Hoya株式会社 | Endoscopic system |
| CN108433693A (en) * | 2018-05-16 | 2018-08-24 | 广东欧谱曼迪科技有限公司 | A kind of cold light source for endoscope and its method with connection feedback device |
| CN114027768A (en) * | 2021-12-03 | 2022-02-11 | 青岛海泰新光科技股份有限公司 | Connecting device for realizing signal feedback |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107405063A (en) * | 2015-11-19 | 2017-11-28 | 奥林巴斯株式会社 | Endoscope apparatus |
| CN107405060A (en) * | 2015-12-10 | 2017-11-28 | Hoya株式会社 | Endoscopic system |
| CN108433693A (en) * | 2018-05-16 | 2018-08-24 | 广东欧谱曼迪科技有限公司 | A kind of cold light source for endoscope and its method with connection feedback device |
| CN108433693B (en) * | 2018-05-16 | 2023-07-25 | 广东欧谱曼迪科技有限公司 | Endoscope cold light source with connection feedback device and method thereof |
| CN114027768A (en) * | 2021-12-03 | 2022-02-11 | 青岛海泰新光科技股份有限公司 | Connecting device for realizing signal feedback |
| CN114027768B (en) * | 2021-12-03 | 2024-05-14 | 青岛海泰新光科技股份有限公司 | Connecting device for realizing signal feedback |
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| CN104095603B (en) | 2017-01-04 |
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