CN202189179U - Adjustable auxiliary lens apparatus used for endoscope for directly observing foams - Google Patents
Adjustable auxiliary lens apparatus used for endoscope for directly observing foams Download PDFInfo
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- CN202189179U CN202189179U CN2011202815070U CN201120281507U CN202189179U CN 202189179 U CN202189179 U CN 202189179U CN 2011202815070 U CN2011202815070 U CN 2011202815070U CN 201120281507 U CN201120281507 U CN 201120281507U CN 202189179 U CN202189179 U CN 202189179U
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- lens
- endoscope
- attachment
- auxiliary lens
- auxiliary
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Abstract
The utility model belongs to an apparatus for helping an endoscope perform observation and especially relates to an adjustable auxiliary lens apparatus used for an endoscope for directly observing foams. The upper part and the lower part of the auxiliary lens barrel inner wall are at least respectively provided with a rubber ring mounting groove, the inner of which is respectively provided with a rubber ring used for fixing an endoscope objective lens or an auxiliary lens; the lower part of the auxiliary lens barrel is fixedly provided with an auxiliary lens through the at least one rubber ring; the central section of the auxiliary lens barrel is provided with a hollow cylinder auxiliary lens inner sleeve, the circular edge of which can be clamped between an endoscope objective and the auxiliary lens. The upper end ring surface of the auxiliary lens inner sleeve is in contact with the lower end surface of the endoscope objective lens; the lower end ring surface of the auxiliary lens inner sleeve is in contact with the upper end surface of the auxiliary lens. The apparatus of the utility model can be used as an auxiliary apparatus to observe inner structures of various foams such as extinguishing foam, flotation foam, dedusting and washing foam, etc. and possesses a certain application scope.
Description
Technical field
The utility model belongs to the device that a kind of auxiliary endoscope is observed, and especially relates to a kind of adjustable type attachment lens device that is used for directly observing on the endoscope foam.
Background technology
Endoscope is a kind of instrument that is used to observe interior of articles, and the inside that can directly be insinuated into cavity is observed.Endoscope is used for medical field the earliest, is used to observe and diagnose the pathology of inside of human body tissue and organ.Along with the develop rapidly of industry and the continuous progress of correlation technique, endoscope is also being brought into play important use in the maintenance overhaul of multiple industrial circle.Endoscope can be used for the inspection and the observation in the place that high temperature, poisonous, nuclear radiation and human eye can't observe directly, and can utilize endoscope to realize Non-Destructive Testing need not to dismantle or destroy under assembling and the equipment situation out of service.
Liquid foam is meant the dispersed system of gas dispersion in liquid, is widely used in fire-fighting fire extinguishing, stone ore flotation, dedusting washing etc.In recent years, the researchist is arranged, but the method for this conductivity the overall information of liquid phase foam can only be obtained, and the microcosmic foam texture can not be accurately observed based on liquid conduction, the nonconducting Research on Principle foam of gas.Can directly be insinuated into the characteristics of interior of articles to endoscope, propose to adopt the method for endoscope Direct observation liquid foam inner structure.Find that in use because endoscope has certain focal length, the foam that is close to the objective lens camera lens surface of endoscope is difficult to blur-free imaging.Olympus Corp had once designed the attachment lens of different focal to its industrial endoscope, related attachment lens has the function of waterproof and amplification, but this camera lens still has certain focal length and is difficult to make the foam blur-free imaging of being close to camera lens.
Summary of the invention
The utility model purpose is to overcome the above-mentioned deficiency that prior art exists; A kind of adjustable type attachment lens device that is used for directly observing on the endoscope foam is provided; Endoscope with this device can clearly be observed the foam of being close to attachment lens, is particularly useful for the auxiliary endoscope that diameter is identical, focal length is different.
A kind of adjustable type attachment lens device that is used for directly observing on the endoscope foam that the utility model provides comprises attachment lens lens barrel, rubber ring, auxiliary lens, attachment lens inner sleeve; The upper and lower of attachment lens lens barrel inwall at least respectively has a rubber ring mount grooves, respectively places a rubber ring that is used for fixing endoscope objective lens camera lens or auxiliary lens in the rubber ring mount grooves; Attachment lens lens barrel bottom fixedly installs an auxiliary lens through rubber ring; Attachment lens lens barrel middle part is provided with the attachment lens inner sleeve of a hollow cylinder; Attachment lens inner sleeve ring edge can be stuck between endoscope objective lens and the auxiliary lens; The lower surface of attachment lens inner sleeve upper end anchor ring and endoscope objective lens camera lens contacts, and the lower end anchor ring of attachment lens inner sleeve contacts with the auxiliary lens upper surface.
The height of the said attachment lens inner sleeve of the utility model equals the poor of endoscope objective lens lens focus and auxiliary lens thickness, and the external diameter of the diameter of auxiliary lens and attachment lens inner sleeve equates with the external diameter of endoscope objective lens camera lens.
The described rubber ring mount grooves of the utility model side section semicircular in shape.
The thickness 5mm of the said auxiliary lens of the utility model.
Advantage of the utility model and good effect:
The foam blur-free imaging that the utility model can assist endoscope to make to be close to attachment lens; While is for the camera lens of diameter different focal of the same race; This utility appliance can be regulated the distance between auxiliary lens lower surface and the endoscope objective lens camera lens easily through changing inner sleeve, thereby satisfies the demand of different focal camera lens.This attachment lens also has the function of antiseepage, anticorrosion and protection endoscope objective lens camera lens; Low, the easy preparation of cost; The servicing unit that the utility model can be used as endoscope is used for the observation of various foam inside structures such as fire foam, flotation froth, dedusting washing foam, has certain range of application.
Description of drawings
Fig. 1 cuts open structural representation for the side of the utility model;
Fig. 2 is the side structure synoptic diagram of the utility model;
Fig. 3 is the structural representation of inner sleeve.
Wherein, 1-attachment lens lens barrel, 2-rubber ring mount grooves a, 3-attachment lens inner sleeve, 4-auxiliary lens, 5-rubber ring mount grooves b, 6-rubber ring a, 7-inner sleeve upper edge, 8-rubber ring b, H are the focal length of endoscope objective lens camera lens, the height that h1 is inner sleeve, the height of h2 auxiliary lens.
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Embodiment
A kind of adjustable type attachment lens device that is used for directly observing on the endoscope foam that the utility model provides, attachment lens lens barrel 1, rubber ring a6, rubber ring b8, auxiliary lens 4, the attachment lens inner sleeve 3 of comprising as depicted in figs. 1 and 2; The top of attachment lens lens barrel 1 inwall has a rubber ring mount grooves a2; The bottom has a rubber ring mount grooves b5; Rubber ring mount grooves a2 places a rubber ring a6 who is used for fixing endoscope objective lens camera lens; Rubber ring mount grooves b5 places a rubber ring b8 who is used for fixing auxiliary lens 4; Attachment lens lens barrel 1 bottom fixedly installs an auxiliary lens 4 through rubber ring b8, and attachment lens lens barrel 1 middle part is provided with the attachment lens inner sleeve 3 of a hollow cylinder, and attachment lens inner sleeve 3 ring edges are stuck between endoscope objective lens and the auxiliary lens 4; The lower surface of attachment lens inner sleeve 3 upper end anchor rings and endoscope objective lens camera lens contacts, and the lower end anchor ring of attachment lens inner sleeve 3 contacts with auxiliary lens 4 upper surfaces.
The height of the said attachment lens inner sleeve 3 of the utility model equals the poor of endoscope objective lens lens focus and auxiliary lens 4 thickness, and the external diameter of the diameter of auxiliary lens 4 and attachment lens inner sleeve 3 equates with the external diameter of endoscope objective lens camera lens.
The described rubber ring mount grooves of the utility model a2, rubber ring mount grooves b5 side section semicircular in shape.
The thickness 5mm of the said auxiliary lens 4 of the utility model.
The utility model attachment lens inner sleeve 3 can be made different height as required.
During assembling, at first place rubber ring b8 at the rubber ring mount grooves b5 place of attachment lens lens barrel 1 inwall bottom, the upper end from attachment lens lens barrel 1 pushes auxiliary lens 4 downwards then, and rubber ring b8 can fix auxiliary lens 4; Then, push attachment lens inner sleeve 3 downwards from the upper end of attachment lens lens barrel 1, the following annular end face and the auxiliary lens 4 of attachment lens inner sleeve 3 contact; At last; Rubber ring a6 is placed at rubber ring mount grooves a2 place on attachment lens lens barrel 1 top; And push endoscope objective lens camera lens downwards from the upper end of attachment lens lens barrel 1; Air between endoscope objective lens camera lens and the auxiliary lens 4 is discharged between the slit by rubber ring a6 and attachment lens lens barrel 1, and the upper surface of the camera lens of endoscope objective lens and attachment lens inner sleeve 3 contacts.
Focal length according to endoscope objective lens camera lens is selected suitable attachment lens inner sleeve 3, assurance H=h1+h2 as shown in Figure 2, and promptly the height sum of the height of attachment lens inner sleeve 3 and auxiliary lens 4 equates with the focal length of endoscope objective lens camera lens.So just can be controlled at the foam of being close to the endoscope objective lens on the focal length of endoscope, and then realize the clear observation of foam inside structure.For the endoscope of same diameter, different focal, at auxiliary lens 4 height one regularly, can realize being close to the blur-free imaging of camera lens foam through the height of regulating inner sleeve 3.This device has avoided endoscope objective lens camera lens and the direct of foam to contact, and prevents corrosion and the infiltration of foam to endoscope objective lens camera lens.
Above the utility model has been done detailed description, but the utility model is not limited to above-mentioned embodiment,, all falls among the protection domain of the utility model even it makes various variations to the utility model.
Claims (4)
1. an adjustable type attachment lens device that is used for directly observing on the endoscope foam is characterized in that: comprise attachment lens lens barrel, rubber ring, auxiliary lens, attachment lens inner sleeve; The upper and lower of attachment lens lens barrel inwall at least respectively has a rubber ring mount grooves, respectively places a rubber ring that is used for fixing endoscope objective lens camera lens or auxiliary lens in the rubber ring mount grooves; Attachment lens lens barrel bottom fixedly installs an auxiliary lens through rubber ring; Attachment lens lens barrel middle part is provided with the attachment lens inner sleeve of a hollow cylinder; Attachment lens inner sleeve ring edge can be stuck between endoscope objective lens and the auxiliary lens; The lower surface of attachment lens inner sleeve upper end anchor ring and endoscope objective lens camera lens contacts, and the lower end anchor ring of attachment lens inner sleeve contacts with the auxiliary lens upper surface.
2. the adjustable type attachment lens device that is used for directly observing on the endoscope foam according to claim 1; It is characterized in that: the height of said attachment lens inner sleeve equals the poor of endoscope objective lens lens focus and auxiliary lens thickness, and the external diameter of the diameter of auxiliary lens and attachment lens inner sleeve equates with the external diameter of endoscope objective lens camera lens.
3. the adjustable type attachment lens device that is used for directly observing on the endoscope foam according to claim 1 and 2 is characterized in that: described rubber ring mount grooves side section semicircular in shape.
4. the adjustable type attachment lens device that is used for directly observing on the endoscope foam according to claim 1 and 2 is characterized in that: the thickness 5mm of said auxiliary lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202815070U CN202189179U (en) | 2011-08-04 | 2011-08-04 | Adjustable auxiliary lens apparatus used for endoscope for directly observing foams |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202815070U CN202189179U (en) | 2011-08-04 | 2011-08-04 | Adjustable auxiliary lens apparatus used for endoscope for directly observing foams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202189179U true CN202189179U (en) | 2012-04-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202815070U Expired - Fee Related CN202189179U (en) | 2011-08-04 | 2011-08-04 | Adjustable auxiliary lens apparatus used for endoscope for directly observing foams |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202189179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019554A (en) * | 2016-06-28 | 2016-10-12 | 梧州奥卡光学仪器有限公司 | Portable jewelry microscope |
| CN110537898A (en) * | 2019-09-06 | 2019-12-06 | 上海交通大学 | Manufacturing method of focus-adjustable photoacoustic endoscopic microscope |
-
2011
- 2011-08-04 CN CN2011202815070U patent/CN202189179U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019554A (en) * | 2016-06-28 | 2016-10-12 | 梧州奥卡光学仪器有限公司 | Portable jewelry microscope |
| CN110537898A (en) * | 2019-09-06 | 2019-12-06 | 上海交通大学 | Manufacturing method of focus-adjustable photoacoustic endoscopic microscope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20180804 |