CN204859322U - Appearance camera lens glass encapsulation structure of making a video recording in pit - Google Patents
Appearance camera lens glass encapsulation structure of making a video recording in pit Download PDFInfo
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- CN204859322U CN204859322U CN201520527487.9U CN201520527487U CN204859322U CN 204859322 U CN204859322 U CN 204859322U CN 201520527487 U CN201520527487 U CN 201520527487U CN 204859322 U CN204859322 U CN 204859322U
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- ring
- glass
- sealing ring
- camera lens
- camera
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Abstract
The utility model provides an appearance camera lens glass encapsulation structure of making a video recording in pit, include: the shell body, its preceding port department is formed with a ring fender portion, and the periphery in the central pore of ring fender portion is formed with a lantern ring portion along the axial, LED light glass, its cover establish in lantern ring portion, and the side is with to encircle fender portion mutually closely connected thereafter, camera lens retaining ring, cover are established in lantern ring portion, and its rear end face is closely connected in LED light glass's leading flank, and the holding ring portion that is formed with is established along the axial to the evagination to the preceding terminal surface of camera lens retaining ring, camera glass inlays the holding ring portion that locates, and the side contacts with the terminal surface of lantern ring portion thereafter, its leading flank butt in the ring flange department that holding ring portion front end formed, a front end lantern ring, the front end lantern ring cup joint the preceding port department at the shell body, its preceding terminal surface end links portion along radially inwards be formed with before, and preceding end links portion cover is established in holding ring portion to front end facial features contact with the camera lens retaining ring. The utility model discloses can solve the light pollution of LED illumination light to the camera of the appearance of making a video recording in the pit.
Description
Technical field
The utility model relates to petroleum well logging technology field, especially a kind of downhole imaging instrument border head glass sealing structure.
Background technology
Downhole imaging instrument is the tester that a kind of using visible light checks oil, gas, well, this tester is positioned in a hermetically-sealed construction, sealing structure front end is provided with a quartz glass, the image of down-hole shot with video-corder by camera by this glass, in sealing structure, its LED illumination light and camera are in a plane, and this structure causes LED illumination light can reflect through quartz glass time, and this refraction can produce light pollution to camera.In addition, if quartz glass material is excessively thin, the resistance to forcing up the targets of quartz glass does not reach the pressure requirements of oil field well; If quartz glass material is blocked up, the light pollution of LED illumination light to camera is serious.
In view of this, the design people, according to the Production design experience being engaged in this area and association area for many years, develops a kind of downhole imaging instrument border head glass sealing structure, to solving prior art Problems existing.
Utility model content
The purpose of this utility model is to provide a kind of downhole imaging instrument border head glass sealing structure, solves LED illumination light to the light pollution of the camera of downhole imaging instrument, to overcome the defect of prior art.
For this reason, the utility model proposes a kind of downhole imaging instrument lens element hermetically-sealed construction, it comprises:
One shell body, the radially inside projection in its front port place is formed with a ring stopper, the center of described ring stopper is a central duct, and it is circumferentially separately evenly equipped with multiple first light transmission passage, and the periphery of described central duct outwards protrudes out vertically and is formed with a collar portion;
One LED lamplight glass, it is set in described collar portion, and its trailing flank is mutually closely connected with described ring stopper;
One camera lens back-up ring, be set in described collar portion, thereafter end face is closely connected in the leading flank of described LED lamplight glass, described camera lens back-up ring is circumferentially evenly equipped with multiple second light transmission passage, each described second light transmission passage is corresponding with each described first light transmission passage, wherein, the outside projection vertically of the front end face of described camera lens back-up ring is formed with an accommodating ring portion;
One camera glass, be embedded in described accommodating ring portion, its trailing flank contacts with the end face of described collar portion, and its leading flank is connected to the ring flange place that described accommodating ring portion front end is formed;
The one front end collar, described front end sleeve ring set is connected on the front port place of described shell body, its front end face is radially inwardly formed with a front end ring portion, described front end ring portion is set in described accommodating ring portion, and contact with the front end face of described camera lens back-up ring, it is circumferentially separately provided with multiple bright dipping duct, and each described bright dipping duct is corresponding with the position of each described second light transmission passage.
Downhole imaging instrument lens element hermetically-sealed construction as above, wherein, the front end face of described ring stopper is embedded with the first sealing ring and the second sealing ring, described first sealing ring is between described collar portion and described first light transmission passage, described second sealing ring is then positioned at the outer peripheral edges place of described ring stopper, and described first sealing ring and the second sealing ring seal with the trailing flank of described LED lamplight glass and contact.
Downhole imaging instrument lens element hermetically-sealed construction as above, wherein, the outer peripheral edges of described LED lamplight glass leading flank are formed with the first chamfering, and described first chamfering place is provided with one the 3rd sealing ring, and described 3rd sealing ring is mutually closely connected with the rear end face of described camera lens back-up ring.
Downhole imaging instrument lens element hermetically-sealed construction as above, wherein, the front end of described collar portion is arranged with one the 4th sealing ring, described camera lens retaining ring sealing is set in described 4th sealing ring place, and the trailing flank of described camera glass contacts with described 4th sealing ring.
Downhole imaging instrument lens element hermetically-sealed construction as above, wherein, the outer peripheral edges of described camera glass leading flank are formed with the second chamfering, and described second chamfering place is embedded with one the 5th sealing ring, and described 5th sealing ring is mutually closely connected with described ring flange.
Downhole imaging instrument lens element hermetically-sealed construction as above, wherein, the outer peripheral edges of described front end ring portion is outwards provided with a brim part vertically further, the sidewall of described brim part is circumferentially evenly equipped with multiple hollow-out parts.
The downhole imaging instrument border head glass sealing structure that the utility model proposes, by arranging shell body, LED lamplight glass, camera lens back-up ring, camera glass and the front end collar, utilize and place camera glass and LED lamplight glass successively from front to back, operationally, the camera of downhole imaging instrument is positioned on rear side of camera glass, and the light source in LED lamp panel is positioned at the rear side of LED lamplight glass, two planes are positioned to make the camera of LED lamp panel and downhole imaging instrument, when the houselights in LED lamp panel penetrates through LED lamplight glass, camera can not be affected, avoid producing light pollution to camera,
In addition, in the utility model, by the cooperatively interacting structurally such as shell body, camera lens back-up ring and the front end collar, utilize sealing and the pooling feature of each sealing ring, can stable fixing described, LED lamplight glass and camera glass, meet glass capsulation function and printing opacity requirement, ensure the illuminating effect of photographic effect and LED lamplight.
Accompanying drawing explanation
Fig. 1 is the front view of downhole imaging instrument lens element hermetically-sealed construction of the present utility model.
Fig. 2 is the cutaway view along A-A line in Fig. 1.
Main element label declaration:
1 shell body 11 ring stopper
12 central duct 13 first light transmission passages
14 collar portion 15 first sealing rings
16 second sealing ring 17 the 4th sealing rings
2LED light glass 21 the 3rd sealing ring
3 camera lens back-up ring 31 second light transmission passages
32 accommodating ring portion 321 ring flanges
4 camera glass 41 the 5th sealing rings
The 5 front end collar 51 front end ring portions
52 bright dipping duct 53 brim parts
54 hollow-out parts
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and embodiment of the present utility model be described:
Fig. 1 is the front view of downhole imaging instrument lens element hermetically-sealed construction of the present utility model.Fig. 2 is the cutaway view along A-A line in Fig. 1.
See Fig. 1, Fig. 2, the downhole imaging instrument lens element hermetically-sealed construction that the utility model proposes, it comprises:
One shell body 1, the radially inside projection in its front port place is formed with a ring stopper 11, the center of described ring stopper 11 is a central duct 12, and it is circumferentially separately evenly equipped with multiple first light transmission passage 13, and the periphery of described central duct 12 outwards protrudes out vertically and is formed with a collar portion 14;
One LED lamplight glass 2, it is set in described collar portion 14, and its trailing flank is mutually closely connected with described ring stopper 11;
One camera lens back-up ring 3, be set in described collar portion 14, thereafter end face is closely connected in the leading flank of described LED lamplight glass 2, described camera lens back-up ring 3 is circumferentially evenly equipped with multiple second light transmission passage 31, each described second light transmission passage 31 is corresponding with each described first light transmission passage 13, wherein, the outside projection vertically of the front end face of described camera lens back-up ring 3 is formed with an accommodating ring portion 32;
One camera glass 4, be embedded in described accommodating ring portion 32, its trailing flank contacts with the end face of described collar portion 14, and its leading flank is connected to ring flange 321 place that described accommodating ring portion 32 front end is formed;
The one front end collar 5, the described front end collar 5 is socketed in the front port place of described shell body 1, its front end face is radially inwardly formed with a front end ring portion 51, described front end ring portion 51 is set in described accommodating ring portion 32, and contact with the front end face of described camera lens back-up ring 3, it is circumferentially separately provided with multiple bright dipping duct 52, and each described bright dipping duct 52 is corresponding with the position of each described second light transmission passage 31.
As shown in Figure 2, the front end face of described ring stopper 11 is embedded with the first sealing ring 15 and the second sealing ring 16, described first sealing ring 15 is between described collar portion 14 and described first light transmission passage 13, described second sealing ring 16 is positioned at the outer peripheral edges place of described ring stopper 11, and described first sealing ring 15 and the second sealing ring 16 seal with the trailing flank of described LED lamplight glass 2 and contact.
Further, the outer peripheral edges of described LED lamplight glass 2 leading flank are formed with the first chamfering, and described first chamfering place is provided with one the 3rd sealing ring 21, and described 3rd sealing ring 21 is mutually closely connected with the rear end face of described camera lens back-up ring 3.
Wherein, the front end of described collar portion 14 is arranged with one the 4th sealing ring 17, described camera lens back-up ring 2 sealing shroud is located at described 4th sealing ring 17 place, and the trailing flank of described camera glass 4 contacts with described 4th sealing ring 17.
In addition, the outer peripheral edges of described camera glass 4 leading flank are formed with the second chamfering, and described second chamfering place is embedded with one the 5th sealing ring 41, and described 5th sealing ring 41 is mutually closely connected with described ring flange 321.
Refer to Fig. 1, the outer peripheral edges of described front end ring portion 51 are outwards provided with a brim part 53 vertically further, the sidewall of described brim part 53 is circumferentially evenly equipped with multiple hollow-out parts 54.
The downhole imaging instrument lens element hermetically-sealed construction that the utility model proposes, operationally, downhole imaging instrument is positioned in described shell body 1, and make the camera of downhole imaging instrument by the inner chamber of described central duct 12 and described collar portion 14, correspondence is positioned over the rear side of described camera glass 4, each light source in its ring-type LED lamp panel is then corresponding with the position of each described first light transmission passage 13 respectively, thus, the light source in the camera of this downhole imaging instrument and LED lamp panel is made to be positioned at two planes, finally sealed shell body 1;
When underground work, on the one hand, each light source in this ring-type LED lamp panel is corresponding to the first light transmission passage 13, LED lamplight glass 2, second light transmission passage 31 and bright dipping duct 52, sufficient light source is provided for downhole imaging instrument normally works in down-hole, to meet normal job requirement, on the other hand, the camera of downhole imaging instrument can pass through the brim part 53 of described camera glass 4, the front end collar 5, carries out real-time photography to down-hole situation.
The foregoing is only the schematic embodiment of the utility model, and be not used to limit scope of the present utility model.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present utility model and principle and amendment, all should belong to the scope of the utility model protection.
Claims (6)
1. a downhole imaging instrument lens element hermetically-sealed construction, is characterized in that, described downhole imaging instrument lens element hermetically-sealed construction comprises:
One shell body, the radially inside projection in its front port place is formed with a ring stopper, the center of described ring stopper is a central duct, and it is circumferentially separately evenly equipped with multiple first light transmission passage, and the periphery of described central duct outwards protrudes out vertically and is formed with a collar portion;
One LED lamplight glass, it is set in described collar portion, and its trailing flank is mutually closely connected with described ring stopper;
One camera lens back-up ring, be set in described collar portion, thereafter end face is closely connected in the leading flank of described LED lamplight glass, described camera lens back-up ring is circumferentially evenly equipped with multiple second light transmission passage, each described second light transmission passage is corresponding with each described first light transmission passage, wherein, the outside projection vertically of the front end face of described camera lens back-up ring is formed with an accommodating ring portion;
One camera glass, be embedded in described accommodating ring portion, its trailing flank contacts with the end face of described collar portion, and its leading flank is connected to the ring flange place that described accommodating ring portion front end is formed;
The one front end collar, described front end sleeve ring set is connected on the front port place of described shell body, its front end face is radially inwardly formed with a front end ring portion, described front end ring portion is set in described accommodating ring portion, and contact with the front end face of described camera lens back-up ring, it is circumferentially separately provided with multiple bright dipping duct, and each described bright dipping duct is corresponding with the position of each described second light transmission passage.
2. downhole imaging instrument lens element hermetically-sealed construction as claimed in claim 1, it is characterized in that, the front end face of described ring stopper is embedded with the first sealing ring and the second sealing ring, described first sealing ring is between described collar portion and described first light transmission passage, described second sealing ring is then positioned at the outer peripheral edges place of described ring stopper, and described first sealing ring and the second sealing ring seal with the trailing flank of described LED lamplight glass and contact.
3. downhole imaging instrument lens element hermetically-sealed construction as claimed in claim 1 or 2, it is characterized in that, the outer peripheral edges of described LED lamplight glass leading flank are formed with the first chamfering, and described first chamfering place is provided with one the 3rd sealing ring, and described 3rd sealing ring is mutually closely connected with the rear end face of described camera lens back-up ring.
4. downhole imaging instrument lens element hermetically-sealed construction as claimed in claim 1 or 2, it is characterized in that, the front end of described collar portion is arranged with one the 4th sealing ring, described camera lens retaining ring sealing is set in described 4th sealing ring place, and the trailing flank of described camera glass contacts with described 4th sealing ring.
5. downhole imaging instrument lens element hermetically-sealed construction as claimed in claim 1 or 2, it is characterized in that, the outer peripheral edges of described camera glass leading flank are formed with the second chamfering, and described second chamfering place is embedded with one the 5th sealing ring, and described 5th sealing ring is mutually closely connected with described ring flange.
6. downhole imaging instrument lens element hermetically-sealed construction as claimed in claim 1, is characterized in that, the outer peripheral edges of described front end ring portion are outwards provided with a brim part vertically further, the sidewall of described brim part is circumferentially evenly equipped with multiple hollow-out parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520527487.9U CN204859322U (en) | 2015-07-20 | 2015-07-20 | Appearance camera lens glass encapsulation structure of making a video recording in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520527487.9U CN204859322U (en) | 2015-07-20 | 2015-07-20 | Appearance camera lens glass encapsulation structure of making a video recording in pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204859322U true CN204859322U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520527487.9U Active CN204859322U (en) | 2015-07-20 | 2015-07-20 | Appearance camera lens glass encapsulation structure of making a video recording in pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204859322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101509A (en) * | 2016-08-08 | 2016-11-09 | 成都为帆斯通科技有限公司 | A kind of Anti-seismic supervising device |
-
2015
- 2015-07-20 CN CN201520527487.9U patent/CN204859322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101509A (en) * | 2016-08-08 | 2016-11-09 | 成都为帆斯通科技有限公司 | A kind of Anti-seismic supervising device |
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| GR01 | Patent grant |