CN105158896B - Endoscope replaces head - Google Patents
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- CN105158896B CN105158896B CN201510566905.XA CN201510566905A CN105158896B CN 105158896 B CN105158896 B CN 105158896B CN 201510566905 A CN201510566905 A CN 201510566905A CN 105158896 B CN105158896 B CN 105158896B
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Abstract
The present invention provides a kind of endoscopes to replace head, replaces head including multiple direct-views, head and cephalic par are replaced in multiple side views；Wherein, one end that one end that head is replaced in one end of the cephalic par with any direct-view is detachably connected or head is replaced in one end of the cephalic par with any side view is detachably connected；Head is replaced in the multiple direct-view, and it is different to refer to that the field angle between head, field depth are replaced in direct-view；Head is replaced in the multiple side view, and it is different to refer to that the field angle between head, field depth are replaced in side view.It is multiple that head and the quantity of side view replacement head are replaced in direct-view in the present invention, can replace direct-view replacement head as needed and head is replaced in side view, so as to which visual direction of the invention, field angle and field depth are substantially unrestricted.
Description
Technical field
The present invention relates to endoscopes, and in particular, to endoscope replaces head.
Background technology
Endoscope is a kind of precision instrument being combined into using fibre optics and optics, precision machinery and electronic technology,
There are extensive purposes and important function in national economy every field such as medical treatment, industry and military affairs.
Industrial endoscope suitable for the observation in place that high temperature, toxic, nuclear radiation and human eye can not be observed, does not need to
Dismounting destroys the inside for assembling and can easily and quickly checking various machines, equipment, assembling object.Therefore in aviation, vapour
Each department of the modern core industry such as vehicle, ship, electrical, electronics, chemistry, electric power, coal gas, atomic energy, civil construction obtains
It is widely applied.
The cephalic par of endoscope of the prior art, since the optical system built in it is setting, so as to endoscope
Focal length, field angle and visual direction are settings, and only the depth of field can be calibrated for different field depths in assembling, but adjustment is complete i.e.
It is fixed, it is impossible to become again, user can not change again when in use.When the visual direction of existing endoscope, field angle and depth of field model
It encloses when can not satisfy the use demand, needs to buy new endoscope, not only cause waste but also cost is higher；In external flourishing state
Family, such as the GE in the U.S., Japan OLYMPUS endoscope, structure is：Camera and a part of eyeglass of optical system dress
With being fixed in cephalic par, other part eyeglass assembles be fixed on forward sight respectively, side view is replaced in head；It is replaced in head also in side view
Assembling is fixed with prism, realizes that visual direction becomes side view from forward sight.Therefore, by replacing the eyeglass in forward sight or side view replacement head,
And be allowed to match with the eyeglass in cephalic par, different optical systems is formed, so as to change visual direction, field angle and depth of field model
It encloses, but its product structure is complicated, the difficulty such as design, processing, assembling are larger, and it is higher to eventually lead to cost, so as to cannot be economical
Ground meets the requirement of user, must match with eyeglass in cephalic par moreover, eyeglass in head is replaced in forward sight or side view, so as to form
The optical system to match with camera, therefore, the variation of field angle, field depth are restricted.
Invention content
For the defects in the prior art, the object of the present invention is to provide a kind of endoscopes to replace head.
Head is replaced according to endoscope provided by the invention, replaces head including multiple direct-views, head and head are replaced in multiple side views
End；
Wherein, one end that head is replaced in one end of the cephalic par with any direct-view is detachably connected or the head end
One end that head is replaced in the one end in portion with any side view is detachably connected；
Head is replaced in the multiple direct-view, and it is different to refer to that the field angle between head, field depth are replaced in direct-view；
Head is replaced in the multiple side view, and it is different to refer to that the visual direction between head, field angle, field depth are replaced in side view.
Preferably, the direct-view, which replaces head and includes direct-view, replaces set, the first nut, the first object lens, first every aperture and the
One light-guide device；
Wherein, first light-guide device, described first are arranged at the direct-view more every aperture and first object lens
Change set inside；First light-guide device is arranged on the side of first object lens；Described first is arranged on described every aperture
The inner end of one object lens.
Preferably, the side view replaces head and replaces set, the second nut, the second object lens, second every aperture, second including side view
Light-guide device is led as prism and light guiding prism；
Wherein, second light-guide device, described second are arranged at the side view more every aperture and second object lens
Change set inside；Second light-guide device is arranged on the side of second object lens；Described second is arranged on the object every aperture
The inner end of mirror；Described to lead as prism is arranged on the outboard end of second object lens, the light guiding prism is arranged on described second
The outboard end of light-guide device.
Preferably, the rear end that set is replaced in the direct-view is provided with the first chuck；First nut is provided with and described
The first card slot that one chuck matches；It is moved up so as to which first nut can drive the direct-view replacement to be sleeved on axis；
The rear end that set is replaced in the side view is provided with the second chuck；Second nut is provided with and the second chuck phase
Matched second card slot；It is moved up so as to which second nut can drive the side view replacement to be sleeved on axis.
Preferably, the cephalic par further includes cephalic par seat, end coupling, head external member, protection optical element and takes the photograph
As head；
Wherein, the cephalic par seat is arranged on the inside of the head external member, the two sides setting of the cephalic par seat the
Three light-guide devices；The camera is arranged on the inside of the cephalic par seat；The protection optical element is arranged on the camera
Front end；The front end of the third light-guide device is coupled with first light-guide device or the second light-guide device；Rear end be used for
Light source couples；
Positioning convex platform is provided on the lateral surface of the head external member；One end of the end coupling be provided with it is described
The first locating notch that positioning convex platform matches, the other end are used to connect bending section；The front end connection institute of the end coupling
The rear end of head external member is stated, one end of the positioning convex platform is arranged in first locating notch；The end coupling is set
It is equipped with external screw thread；
Set is replaced in the direct-view or side view replaces set and is provided with the second locating notch to match with the positioning convex platform；When
When first nut or second nut thread connect the end coupling, the other end of the positioning convex platform is arranged on
In second locating notch.
Preferably, the head external member and cephalic par seat are structure as a whole.
Preferably, it described first is made every aperture and described second every aperture of elastic material.
Compared with prior art, the present invention has following advantageous effect：
1st, it is multiple that head and the quantity of side view replacement head are replaced in direct-view in the present invention, can replace direct-view as needed more
It changes head and head is replaced in side view, so as to which the visual direction of the present invention, field angle and field depth are substantially unrestricted；
2nd, first is provided with every aperture and second every aperture in the present invention, it can not only be by the light in the leaded light plain film of both sides
Be isolated with the light of objective lens optical system, and can water proof, so as to improve leakproofness；
3rd, the second locating notch for being provided with positioning convex platform in the present invention and matching, so as to facilitate end connecting device
Replace the connection that head or side view replace head with direct-view, and process, assemble it is simple and convenient；
4th, camera assembling of the present invention is fixed in cephalic par, and all assembling is fixed on forward sight, side view to optical system eyeglass
It replaces in head；It replaces also to assemble in head in side view and is fixed with prism, realize that visual direction becomes side view from forward sight.
5th, it is replaced in head in multiple and different forward sights, side view in the present invention, a variety of different optical systems can be assembled respectively,
Therefore the change of field angle is unrestricted；
6th, it is replaced in head in multiple and different forward sights, side view in the present invention, different field depths can be calibrated for respectively, because
The change of this field depth is unrestricted；
7th, the present invention is replaced in multiple and different side views in head, can assemble different prisms, therefore the change of visual direction is not
It is restricted.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure diagram that head is replaced in direct-view in the present invention；
Fig. 3 is the structure diagram that head is replaced in side view in the present invention；
Fig. 4 is the structure diagram of cephalic par in the present invention；
Fig. 5 is the scheme of installation that head and cephalic par are replaced in direct-view in the present invention.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
In the present embodiment, endoscope provided by the invention replaces head, and head 1, multiple side views are replaced more including multiple direct-views
Change first 2 and cephalic par 3；Wherein, one end that head 1 is replaced in one end of the cephalic par 3 with any direct-view is detachably connected,
Or one end that head 2 is replaced in one end of the cephalic par 3 with any side view is detachably connected；Head 1 is replaced in the multiple direct-view,
It is different to refer to that the field angle between head, field depth are replaced in direct-view；Head 2 is replaced in the multiple side view, refer to side view replace head it
Between visual direction, field angle, field depth it is different.
As a preferred embodiment, the direct-view replaces head 1 and includes direct-view replacement the 4, first nut 501, first of set
Object lens 6, first are every 701 and first light-guide device 8 of aperture；Wherein, first light-guide device 8, described first are every 701 and of aperture
First object lens 6 are arranged at the direct-view and replace 4 inside of set；First light-guide device 8 is arranged on first object lens 6
Side；Described first is arranged on the inner end of first object lens 6 every aperture 701.
As a preferred embodiment, the side view replaces head 2 and includes side view replacement the 11, second nut 502, second of set
Object lens 12, second every aperture 702, the second light-guide device 13, lead as prism 14 and light guiding prism 15；Wherein, described second is guide-lighting
Element, described second are arranged at the side view every aperture and second object lens and replace set inside；Second light-guide device
It is arranged on the side of second object lens；Described second is arranged on the inner end of the object lens every aperture；It is described to lead as prism is set
The outboard end in second object lens is put, the light guiding prism is arranged on the outboard end of second light-guide device.
As a preferred embodiment, the rear end that set 4 is replaced in the direct-view is provided with the first chuck 9；First spiral shell
Mother 501 is provided with the first card slot 10 to match with first chuck 9；So as to first nut 501 can drive it is described
Direct-view is replaced set 4 and is moved in the axial direction；The rear end that set 11 is replaced in the side view is provided with the second chuck 16；Second nut is set
It is equipped with the second card slot 17 to match with second chuck 16；So as to which second nut 502 can drive the side view more
Set 11 is changed to move in the axial direction.
As a preferred embodiment, the cephalic par 3 further includes cephalic par seat 18, end coupling 19, head set
Part 20, protection optical element 21 and camera 22；Wherein, the cephalic par seat 18 is arranged on the inside of the head external member 20,
The two sides setting third light-guide device 23 of the cephalic par seat 18；The camera 22 is arranged in the cephalic par seat 18
Side；The protection optical element 21 is arranged on the front end of the camera 22；The front end of the third light-guide device 23 with it is described
First light-guide device 8 or the second light-guide device 13 couple；Rear end is used for and light source couples；On the lateral surface of the head external member 20
It is provided with positioning convex platform 24；One end of the end coupling 19 is provided with the first positioning to match with the positioning convex platform 24
Notch 25, the other end are used to connect bending section；The front end of the end coupling 19 connects the rear end of the head external member 20, institute
The one end for stating positioning convex platform 24 is arranged in first locating notch 25；The end coupling 19 is provided with external screw thread；Institute
It states direct-view replacement set 4 or side view replaces set 11 and is provided with the second locating notch 26 to match with the positioning convex platform 24；Work as institute
State the first nut 501 or when second nut 502 is threadedly coupled the end coupling 19, the positioning convex platform 24 it is another
End is arranged in second locating notch 26.
It is structure as a whole as head external member 20 and cephalic par seat 18 described in a preferred embodiment.Described first every light
Circle 701 and described second is made every aperture 702 of elastic material.In the present embodiment, described first every aperture 701 and described
Second is made every aperture 702 of rubber.The other end of the end coupling is provided with third locating notch.The present invention provides
Endoscope replace head, further include snake bone, one end of the snake bone is connect with the other end of the end coupling.
In the present embodiment, it is equal to replace the quantity of direct-view replacement head and side view replacement head in head for endoscope provided by the invention
To be multiple, direct-view can be replaced as needed and replaces head and side view replacement head, so as to visual direction, field angle and the depth of field model of the present invention
It encloses substantially unrestricted；First is provided in the present invention every aperture and second every aperture, it can not only will be in the leaded light plain film of both sides
Light be isolated with the light of objective lens optical system, and can water proof, so as to improve leakproofness；Be provided with positioning convex platform and
The second locating notch to match, so as to facilitate the connection that head or side view replacement head are replaced in end connecting device and direct-view, and
And processing, assemble it is simple and convenient；Camera assembling be fixed in cephalic par, optical system eyeglass all assembling be fixed on forward sight,
Side view is replaced in head；It replaces also to assemble in head in side view and is fixed with prism, realize that visual direction becomes side view from forward sight.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (6)
1. a kind of endoscope replaces head, which is characterized in that replace heads (1) including multiple direct-views, head (2) is replaced in multiple side views and
Cephalic par (3)；
Wherein, one end that head (1) is replaced in one end of the cephalic par (3) with any direct-view is detachably connected or the head
One end that head (2) is replaced in one end of end (3) with any side view is detachably connected；
Head (1) is replaced in the multiple direct-view, and it is different to refer to that the field angle between head, field depth are replaced in direct-view；
Head (2) is replaced in the multiple side view, and it is different to refer to that the visual direction between head, field angle, field depth are replaced in side view；
The direct-view replaces head (1) and replaces set (4), the first nut (501), the first object lens (6), first every aperture including direct-view
(701) and the first light-guide device (8)；
Wherein, described in first light-guide device (8), described first are arranged at every aperture (701) and first object lens (6)
Direct-view is replaced on the inside of set (4)；First light-guide device (8) is arranged on the side of first object lens (6)；Described first every light
Circle (701) is arranged on the inner end of first object lens (6)；
The side view replaces head (2) and replaces set (11), the second nut (502), the second object lens (12), second every aperture including side view
(702), the second light-guide device (13), lead as prism (14) and light guiding prism (15)；
Wherein, second light-guide device (13), described second are arranged at institute every aperture (702) and second object lens (12)
Side view is stated to replace on the inside of set (11)；Second light-guide device (13) is arranged on the side of second object lens (12)；Described
Two are arranged on the inner end of the second object lens (12) every aperture (702)；It is described to lead as prism (14) is arranged on second object lens
(12) outboard end, the light guiding prism (15) are arranged on the outboard end of second light-guide device (13)；
The rear end that set (4) is replaced in the direct-view is provided with the first chuck (9)；First nut (501) is provided with and described
The first card slot (10) that one chuck (9) matches；So as to which first nut (501) can drive the direct-view to replace set (4)
It moves in the axial direction.
2. endoscope according to claim 1 replaces head, which is characterized in that described first uses elasticity every aperture (701)
Material is made.
3. endoscope according to claim 1 replaces head, which is characterized in that the rear end setting of set (11) is replaced in the side view
There is the second chuck (16)；Second nut is provided with the second card slot (17) to match with second chuck (16)；So as to
Second nut (502) can drive the side view to replace set (11) and move in the axial direction.
4. endoscope according to claim 1 replaces head, which is characterized in that described second uses elasticity every aperture (702)
Material is made.
5. endoscope according to claim 1 replaces head, which is characterized in that the cephalic par (3) further includes cephalic par seat
(18), end coupling (19), head external member (20), protection optical element (21) and camera (22)；
Wherein, the cephalic par seat (18) is arranged on the inside of the head external member (20), the both sides of the cephalic par seat (18)
Face setting third light-guide device (23)；The camera (22) is arranged on the inside of the cephalic par seat (18)；The protection optics
Element (21) is arranged on the front end of the camera (22)；The front end of the third light-guide device (23) and the described first guide-lighting member
Part (8) or the second light-guide device (13) coupling；Rear end is used for and light source couples；
Positioning convex platform (24) is provided on the lateral surface of the head external member (20)；One end setting of the end coupling (19)
There is the first locating notch (25) to match with the positioning convex platform (24), the other end is used to connect bending section；The end connects
The front end of fitting (19) connects the rear end of the head external member (20), and one end of the positioning convex platform (24) is arranged on described first
In locating notch (25)；The end coupling (19) is provided with external screw thread；
The direct-view that head (1) is replaced in the direct-view replaces set (4) or side view replaces the side view of head (2) and replaces set (11) and be provided with and institute
State the second locating notch (26) that positioning convex platform (24) matches；When first nut (501) or second nut (502)
When being threadedly coupled the end coupling (19), the other end of the positioning convex platform (24) is arranged on second locating notch
(26) in.
6. endoscope according to claim 5 replaces head, which is characterized in that the head external member (20) and cephalic par seat
(18) it is structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510566905.XA CN105158896B (en) | 2015-09-08 | 2015-09-08 | Endoscope replaces head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510566905.XA CN105158896B (en) | 2015-09-08 | 2015-09-08 | Endoscope replaces head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105158896A CN105158896A (en) | 2015-12-16 |
| CN105158896B true CN105158896B (en) | 2018-07-10 |
Family
ID=54799804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510566905.XA Active CN105158896B (en) | 2015-09-08 | 2015-09-08 | Endoscope replaces head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105158896B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020076235A1 (en) * | 2018-10-09 | 2020-04-16 | National University Of Singapore | Assembly and method for switching direction of camera view |
| CN109274874B (en) * | 2018-10-26 | 2024-02-06 | 深圳市古安泰自动化技术有限公司 | Probe of video detector |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60241018A (en) * | 1984-05-16 | 1985-11-29 | Olympus Optical Co Ltd | Stereoscopic endoscope |
| JP3001035B2 (en) * | 1995-10-03 | 2000-01-17 | オリンパス光学工業株式会社 | Optical adapter for endoscope |
| JP3989061B2 (en) * | 1997-09-29 | 2007-10-10 | オリンパス株式会社 | Rigid sheath for endoscope |
| JP2003167202A (en) * | 2001-12-04 | 2003-06-13 | Olympus Optical Co Ltd | Rigid sheath for endoscope |
| CN2595318Y (en) * | 2002-09-18 | 2003-12-31 | 南京春辉科技实业有限公司 | Changeable head for endoscope |
| JP5143332B2 (en) * | 2004-07-05 | 2013-02-13 | オリンパス株式会社 | Imaging device, fixing member for imaging device, and method of repairing imaging device |
| JP5042481B2 (en) * | 2005-09-02 | 2012-10-03 | オリンパスメディカルシステムズ株式会社 | Electronic endoscope |
| CN205210410U (en) * | 2015-09-08 | 2016-05-04 | 上海熠达光电科技有限公司 | Head is changed to endoscope |
-
2015
- 2015-09-08 CN CN201510566905.XA patent/CN105158896B/en active Active
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|---|---|
| CN105158896A (en) | 2015-12-16 |
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Effective date of registration: 20240802 Address after: Building 18, Hujing Science and Technology Park, 288 Shibawan Road, Liyuan Street, Binhu District, Wuxi City, Jiangsu Province, 214000 Patentee after: Zhongke Intelligent (Wuxi) Technology Co.,Ltd. Country or region after: China Address before: Room 401, 402, 403, and 405, Building 5, No. 439 Jinglian Road, Minhang District, Shanghai, 201108 Patentee before: SHANGHAI EDA PHOTOELECTRONIC TECHNOLOGY Co.,Ltd. Country or region before: China |