CN202353667U - Underground camera - Google Patents
Underground camera Download PDFInfo
- Publication number
- CN202353667U CN202353667U CN2011205252829U CN201120525282U CN202353667U CN 202353667 U CN202353667 U CN 202353667U CN 2011205252829 U CN2011205252829 U CN 2011205252829U CN 201120525282 U CN201120525282 U CN 201120525282U CN 202353667 U CN202353667 U CN 202353667U
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- camera
- video camera
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- shell
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Abstract
The utility model relates to an underground camera which comprises a shell; a lens hole is formed at one end of the shell; an optical glass shade is arranged in the lens hole; a video camera is arranged in the shell, and the lens of the video camera corresponds to the lens hole; the other end of the shell is sealed by a sealing body; the periphery wall of the shell is provided with at least three cameras; and the cameras, the video camera and an illuminating device are fixed in the shell through a fixing frame, and are connected with an image acquisition circuit board and an image processing circuit board which are arranged in the shell. The underground camera provided by the utility model has the advantages of strong overall space sense for observing images in a panoramic way, fast detecting speed and high efficiency, and further has the advantages of fine side view rotary observation, small distortion, high image magnification and the like; failure points and situations of the periphery wall and well can be observed synchronously in a wide range; the structure is simple, the shooting distance is long, the well hole situation, the inflow situation of a perforation and the integrity of a sleeve can be directly observed.
Description
Technical field
The utility model is about a kind of video camera, especially a kind of down-hole video camera with a plurality of cameras.
Background technology
When the subsurface investigation operation, in underground work processes such as oil, coal, water conservancy, adopt image that less important work is set, just can make the ground handling personnel recognize the actual conditions of down-hole immediately, exactly.
For example, in oilfield exploitation was produced, as " 12 " crucial substituted technique, horizontal well not only became the leading role that the oil field development mode changes, and had become the leading role that development pattern changes.Along with the oil field gets into the exploitation middle and later periods; Horizontal well quantity increases year by year; Especially horizontal well thermal recovery is after too much wheel is handled up; Need shooting data, understand horizontal segment borehole status, the inflow situation of preforation tunnel and the integrality of sleeve pipe, foundation is provided for optimizing the efficient exploitation in injection-production program, workover treatment and oil field through internal surface of sleeve pipe and pit shaft.Therefore, adopt downhole video cameras will help improving underground work, production efficiency.
But present known down-hole video camera mainly is to utilize the camera with universal spinfunction, but 360 ° of horizontal view angles, 90 ° of rotations of last downwards angle of visibility, the may observe internal surface of sleeve pipe is all around or the sleeve pipe bottom.Its shortcoming is a situation about can't observe on a large scale simultaneously in internal surface of sleeve pipe and the pit shaft, in case and video camera break down, just can't carry out the down-hole shooting, influence on-the-spot technological measure enforcement.
In view of the defective that above-mentioned known technology exists, the design people is based on being engaged in Machine Design manufacturing rich experiences and strong excessively professional knowledge for many years, and is actual in conjunction with the application of underground work, develops the down-hole video camera of the utility model.
The utility model content
The purpose of the utility model is: a kind of video camera is provided, and especially a kind of horizontal well down-hole video camera with a plurality of cameras, this video camera are specially adapted to the inflow situation of horizontal well horizontal segment borehole status, preforation tunnel and the integrality observation of sleeve pipe.
For this reason, the utility model proposes a kind of down-hole video camera, and it comprises: housing, and an end of said housing is provided with camera aperture, is provided with the optical glass cover in the camera aperture; One video camera is arranged in the said housing, and its camera lens is corresponding with said camera aperture; The other end of said housing is sealed by a seal; The periphery wall of said housing is provided with at least three cameras, and each said camera, said video camera and lighting device be fixed in the said housing through fixed mount, and is connected with the image processing circuit plate with image acquisition circuit plate in being arranged on housing.
Aforesaid down-hole video camera; Wherein, Be provided with vacuum heat-insulating layer between said inner walls and the said fixed mount; And also be provided with the insulation plug that is contained in the said housing in said seal inboard, said video camera, image acquisition circuit plate and image processing circuit plate are arranged in the vacuum heat-insulating layer, and said camera is arranged on the outside of said vacuum heat-insulating layer.
Aforesaid down-hole video camera, wherein, said lighting device is separately positioned on the rear portion of said camera lens, and the side of said camera.
Aforesaid down-hole video camera, wherein, each said camera circumferentially evenly is provided with said housing, and is arranged on the Different Plane of said shell length direction.
Aforesaid down-hole video camera wherein, is provided with the heat radiator layer between said video camera, each camera and the image acquisition circuit plate.
Aforesaid down-hole video camera, wherein, said heat radiator layer is processed by sodium silicate.
Aforesaid down-hole video camera, wherein, said video camera, camera are ccd video camera and CCD camera, said lighting device is the LED lamp.
The characteristics and the advantage of the utility model are:
The down-hole video camera that the utility model proposes adopts 1 mode that ccd video camera combines with at least 3 CCD cameras; Gathered the rotary observed pattern of panorama type and side-looking in one; The advantage that the overall space sense is strong, detection speed is fast, efficient is high that had both had the panorama type observed image; Have again that the rotary observation of side-looking is meticulous, distortion is little, the image magnification ratio advantages of higher, can observe fault point and the borehole wall and the interior situation of well on every side simultaneously on a large scale.In addition, can't operate as normal in CCD camera or the video camera if any 1-3, remain and severally also can satisfy work requirements.
The utility model compared with prior art; Owing to adopt on video camera and the housing perisporium style of shooting that camera combines be set; Ccd video camera is arranged in the vacuum heat-insulating layer; At least 3 CCD cameras are distributed on the circumference of housing middle part sidewall; Simultaneously 1 video camera and at least 3 cameras are carried out IMAQ through the multiplex image acquisition circuit, not only can cooperate video camera to carry out pan-shot on a large scale, also can avoid causing detecting the problem that normally to carry out because of fault of camera through 3 CCD cameras that install additional.
The video camera of the utility model adopts rearmounted lighting system, thereby can avoid light pollution, makes image more clear, can reduce the radial dimension of instrument simultaneously.
That the down-hole video camera of the utility model has is reasonable in design, simple in structure, shooting distance long, the working temperature advantages of higher, can be used for heavy duty service, and is specially adapted to horizontal well.Can directly observe the inflow situation of horizontal segment borehole status, preforation tunnel and the integrality of sleeve pipe, foundation is provided for optimizing the efficient exploitation in injection-production program, workover treatment and oil field.
Description of drawings
Following accompanying drawing only is intended to the utility model is done schematic illustration and explanation, does not limit the scope of the utility model.Wherein,
Fig. 1 is the structural representation of the down-hole video camera of the utility model embodiment;
Fig. 2 is the structural representation of the said down-hole of the utility model video camera cross section;
Fig. 3 is the annexation sketch map of the said video camera of the utility model and 3 cameras.
The drawing reference numeral explanation:
1, lighting device 2, video camera 3, vacuum heat-insulating layer 4, heat radiator layer
5, image processing circuit plate 6, insulation plug 7, seal 8, optical glass cover
9, housing 10, microscope base 11, camera 12, camera aperture
13, image acquisition circuit plate 14, fixed mount
Embodiment
Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the embodiment of description of drawings the utility model at present.
Fig. 1 is the structural representation of the down-hole video camera of the utility model embodiment; Fig. 2 is the structural representation of the said down-hole of the utility model video camera cross section; Fig. 3 is the annexation sketch map of the said video camera of the utility model and 3 cameras.
Shown in Fig. 1-3, a kind of down-hole video camera that the utility model proposes comprises: housing 9, an end of said housing 9 is provided with camera aperture 12, is provided with optical glass cover 8 in the camera aperture 12.One video camera 2 is arranged in the said housing 9, and its camera lens is corresponding with said camera aperture 12.The other end of said housing 9 is by a seal 7 sealings; The periphery wall of said housing 9 is provided with at least three cameras 11; And each said camera 11, said video camera 2 and lighting device 1 are fixed in the said housing 9 through fixed mount 14, and are connected with image processing circuit plate 5 with image acquisition circuit plates 13 in being arranged on housing 9.
Further, each said camera 11 circumferentially evenly is provided with said housing 9, and is arranged on the Different Plane of said housing 9 length directions.
Like Fig. 1, shown in 2; In a specific embodiment; On the wall of housing 9, be provided with three cameras 11; Be 120 ° of angles between these three cameras 11 and be evenly distributed on the wall of housing 9, each camera 11 is crisscross arranged along the length direction of housing 9, and promptly each camera 11 is arranged on the different plane along the length direction of housing 9.According to the actual job requirement, when needs increased camera 11, then the angle between each camera 11 will be less than 120 °, and the length of housing increases along with the increase of camera 11 quantity that are provided with.
In addition, the down-hole video camera that the utility model proposes preferably is separately positioned on said lighting device 1 rear portion of the camera lens of said video camera 2; And the side of said camera 11; Adopt this structure under the situation that guarantees illumination, can make clear picture, and can reduce the radial dimension of housing 9.
In order to guarantee that image acquisition circuit plate 13 and image processing circuit plate 5 electronic installations such as grade do not receive influence of temperature variation; Can adopt following heat insulation structure; That is, between the inwall of said housing 9 and said fixed mount 14, vacuum heat-insulating layer 3 is set, said video camera 2, image acquisition circuit plate 13 and image processing circuit plate 5 are arranged on said vacuum heat-insulating layer 3 inside; So that the down-hole video camera has good heat insulating effect, make video camera 2 can the regulation temperature under operate as normal.11 outsides that are arranged on said vacuum heat-insulating layer 3 of said camera.
In addition, in order further to improve the job stability of image acquisition circuit plate 13 and image processing circuit plate 5, between said seal 7 and image processing circuit plate 5, also be provided with the insulation plug 6 that is contained in the said housing 9.
And; Between said video camera 2, each camera 11 and image acquisition circuit plate 13, heat radiator layer 4 can also be set; Thereby image acquisition circuit plate 13 and image processing circuit plate 5 are covered by in the vacuum heat-insulating layer 3; With the variation of the temperature that reduces operational environment, humidity influence, improve the picture quality that is obtained to the down-hole video camera.
Preferably, said heat radiator layer 4 is processed by sodium silicate.Said video camera 2, camera 11 adopt ccd video camera and CCD cameras, and said lighting device 1 adopts the LED lamp.
Specific embodiment of following structure further specifies the operation principle of the utility model:
As shown in Figure 1; The horizontal well down-hole video camera of the utility model is respectively equipped with lighting device 1 on interior video camera 2 and 3 camera 11 next doors of housing 9, specifically is to adopt the LED cold light source; Right-hand member at housing 9 is provided with insulation plug 6, is provided with seal 7 in the outside of insulation plug 6.Be provided with camera aperture 12 at the housing left end, corresponding said camera aperture 12 is provided with microscope base 10 in housing, and optical glass cover 8 is arranged on the microscope base 10 and is positioned at said camera aperture 12.Housing 9 inner peripheral surfaces between microscope base 10 and insulation plug 6 are provided with vacuum heat-insulating layer 3.Have a ccd video camera 2 at vacuum heat-insulating layer 3, the camera lens of video camera 2 is corresponding with the camera aperture 12 of said housing 9 left ends.Between the madial wall at housing 9 middle parts and vacuum heat-insulating layer 3 outsides, be provided with 3 CCD cameras 11 (camera number changeable; But tool length can increase thereupon or reduce); Image acquisition circuit plate 13 is arranged on the right side in the housing 9 with image processing circuit plate 5, and is connected with each said camera 11, video camera 2 and lighting device 1.Between ccd video camera 2, CCD camera 11 and image acquisition circuit plate 13, be provided with heat radiator material layer 4.
The down-hole video camera of the utility model adopts 1 mode that video camera 2 combines with at least 3 cameras 11; Gathered the rotary observed pattern of panorama type and side-looking in one; Like Fig. 1,2, shown in 3; In the present embodiment, on the wall of housing 9, be provided with three cameras 11, be 120 ° of angles between these three cameras 11 and be evenly distributed on the wall of housing 9; And each camera 11 is arranged on the different height at the length direction of housing 9, thus can be simultaneously the situation of the borehole wall in the inspection well and on every side on a large scale.In addition, can't operate as normal in camera 11 or the video camera 2 if any 1-3, remain and severally also can satisfy the demands.
The lighting device 1 of video camera 2 both sides of the utility model is selected the LED cold light source lamp for use, and the LED lamp is arranged on the rear portion of camera lens, promptly adopts rearmounted lighting system, thereby can avoid light pollution, makes image more clear, can reduce the radial dimension of instrument simultaneously.
The above is merely the schematic embodiment of the utility model, is not in order to limit the scope of the utility model.Any those skilled in the art, equivalent variations of under the prerequisite of design that does not break away from the utility model and principle, having done and modification all should belong to the scope that the utility model is protected.
Claims (7)
1. a down-hole video camera is characterized in that, said horizontal well down-hole video camera comprises: housing, and an end of said housing is provided with camera aperture, is provided with the optical glass cover in the camera aperture; One video camera is arranged in the said housing, and its camera lens is corresponding with said camera aperture; The other end of said housing is sealed by a seal; The periphery wall of said housing is provided with at least three cameras, and each said camera, said video camera and lighting device be fixed in the said housing through fixed mount, and is connected with the image processing circuit plate with image acquisition circuit plate in being arranged on housing.
2. down-hole as claimed in claim 1 video camera; It is characterized in that; Be provided with vacuum heat-insulating layer between said inner walls and the said fixed mount; And also be provided with the insulation plug that is contained in the said housing in said seal inboard, said video camera, image acquisition circuit plate and image processing circuit plate all are arranged in the vacuum heat-insulating layer, and said camera is arranged on the outside of said vacuum heat-insulating layer.
3. according to claim 1 or claim 2 down-hole video camera is characterized in that said lighting device is separately positioned on the rear portion of said camera lens, and the side of said camera.
4. according to claim 1 or claim 2 down-hole video camera is characterized in that, each said camera circumferentially evenly is provided with said housing, and is arranged on the Different Plane of said shell length direction.
5. down-hole as claimed in claim 2 video camera is characterized in that, is provided with the heat radiator layer between said video camera, each camera and the image acquisition circuit plate.
6. down-hole as claimed in claim 5 video camera is characterized in that, said heat radiator layer is processed by sodium silicate.
7. down-hole as claimed in claim 1 video camera is characterized in that, said video camera, camera are ccd video camera and CCD camera, and said lighting device is the LED lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205252829U CN202353667U (en) | 2011-12-15 | 2011-12-15 | Underground camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205252829U CN202353667U (en) | 2011-12-15 | 2011-12-15 | Underground camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202353667U true CN202353667U (en) | 2012-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205252829U Expired - Fee Related CN202353667U (en) | 2011-12-15 | 2011-12-15 | Underground camera |
Country Status (1)
| Country | Link |
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| CN (1) | CN202353667U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104079875A (en) * | 2014-06-24 | 2014-10-01 | 山东中煤电器有限公司 | 360-degree panoramic camera |
| CN104747167A (en) * | 2013-12-31 | 2015-07-01 | 中国石油天然气股份有限公司 | Clear water pressing type contamination-resisting downhole video camera |
| CN104754190A (en) * | 2013-12-31 | 2015-07-01 | 中国石油天然气股份有限公司 | Pressure balanced underground camera sealing structure |
| CN105239996A (en) * | 2014-06-10 | 2016-01-13 | 中国石油天然气股份有限公司 | Anti-staining type camera short piece with rear turbine and underground photography instrument |
| CN105317422A (en) * | 2015-11-18 | 2016-02-10 | 中石化石油工程技术服务有限公司 | Underground visual probing equipment and method |
| CN106481331A (en) * | 2016-11-30 | 2017-03-08 | 西安凯特维尔能源科技有限公司 | High-performance down-hole imaging lens and image processing system |
| CN108391042A (en) * | 2018-05-21 | 2018-08-10 | 光速视觉（北京）科技有限公司 | A kind of camera image converting system of Vacuum Package image sensor chip |
| CN108445014A (en) * | 2018-05-04 | 2018-08-24 | 北京城市排水集团有限责任公司 | A kind of Double-cover drainage pipeline band water detection device and its application method |
| CN109209345A (en) * | 2017-06-29 | 2019-01-15 | 中国石油天然气股份有限公司 | A kind of horizontal well Television Observations device and method |
| CN112911099A (en) * | 2021-01-15 | 2021-06-04 | 厦门海洋职业技术学院 | Monitoring device capable of identifying fish health for fishery |
| CN113452880A (en) * | 2021-06-08 | 2021-09-28 | 常州大学 | Underground video detection device suitable for high-temperature geothermal well and control method thereof |
| CN114338975A (en) * | 2021-12-13 | 2022-04-12 | 中国矿业大学 | Underground borehole wall image distribution instrument and use method |
-
2011
- 2011-12-15 CN CN2011205252829U patent/CN202353667U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747167A (en) * | 2013-12-31 | 2015-07-01 | 中国石油天然气股份有限公司 | Clear water pressing type contamination-resisting downhole video camera |
| CN104754190A (en) * | 2013-12-31 | 2015-07-01 | 中国石油天然气股份有限公司 | Pressure balanced underground camera sealing structure |
| CN104754190B (en) * | 2013-12-31 | 2018-06-01 | 中国石油天然气股份有限公司 | A kind of pressure balance type downhole imaging instrument sealing structure |
| CN105239996A (en) * | 2014-06-10 | 2016-01-13 | 中国石油天然气股份有限公司 | Anti-staining type camera short piece with rear turbine and underground photography instrument |
| CN105239996B (en) * | 2014-06-10 | 2018-02-02 | 中国石油天然气股份有限公司 | A kind of rearmounted turbine soil resistant formula camera pipe nipple and downhole imaging instrument |
| CN104079875A (en) * | 2014-06-24 | 2014-10-01 | 山东中煤电器有限公司 | 360-degree panoramic camera |
| CN105317422A (en) * | 2015-11-18 | 2016-02-10 | 中石化石油工程技术服务有限公司 | Underground visual probing equipment and method |
| CN106481331A (en) * | 2016-11-30 | 2017-03-08 | 西安凯特维尔能源科技有限公司 | High-performance down-hole imaging lens and image processing system |
| CN109209345B (en) * | 2017-06-29 | 2022-05-10 | 中国石油天然气股份有限公司 | Horizontal well television observation device and method |
| CN109209345A (en) * | 2017-06-29 | 2019-01-15 | 中国石油天然气股份有限公司 | A kind of horizontal well Television Observations device and method |
| CN108445014A (en) * | 2018-05-04 | 2018-08-24 | 北京城市排水集团有限责任公司 | A kind of Double-cover drainage pipeline band water detection device and its application method |
| CN108445014B (en) * | 2018-05-04 | 2023-08-08 | 北京城市排水集团有限责任公司 | Double-cover type drainage pipeline water carrying detection device and application method thereof |
| CN108391042A (en) * | 2018-05-21 | 2018-08-10 | 光速视觉（北京）科技有限公司 | A kind of camera image converting system of Vacuum Package image sensor chip |
| CN108391042B (en) * | 2018-05-21 | 2023-09-19 | 光速视觉（北京）科技有限公司 | Camera image conversion system of vacuum packaging image sensor chip |
| CN112911099B (en) * | 2021-01-15 | 2022-07-01 | 厦门海洋职业技术学院 | Monitoring device capable of identifying fish health for fishery |
| CN112911099A (en) * | 2021-01-15 | 2021-06-04 | 厦门海洋职业技术学院 | Monitoring device capable of identifying fish health for fishery |
| CN113452880A (en) * | 2021-06-08 | 2021-09-28 | 常州大学 | Underground video detection device suitable for high-temperature geothermal well and control method thereof |
| CN114338975A (en) * | 2021-12-13 | 2022-04-12 | 中国矿业大学 | Underground borehole wall image distribution instrument and use method |
| CN114338975B (en) * | 2021-12-13 | 2022-11-08 | 中国矿业大学 | Underground borehole wall image distribution instrument and use method |
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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 |
Granted publication date: 20120725 Termination date: 20201215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |