CN210780982U - Underground camera device - Google Patents
Underground camera device Download PDFInfo
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- CN210780982U CN210780982U CN201921675069.9U CN201921675069U CN210780982U CN 210780982 U CN210780982 U CN 210780982U CN 201921675069 U CN201921675069 U CN 201921675069U CN 210780982 U CN210780982 U CN 210780982U
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- camera
- light source
- cavity
- upper cover
- lens
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Abstract
The utility model discloses a camera device in pit, include: the camera assembly is hermetically mounted on a receiving barrel of the camera assembly and comprises a camera, the camera is mounted on a lens upper cover, a camera mounting hole is formed in the lens upper cover, a gland is arranged on the lens upper cover, a camera hole is formed in the center of the gland, the camera mounting hole and the camera hole are correspondingly mounted, light guide optical fiber fixing holes are formed in the circumferential direction of the gland, and light guide optical fibers are mounted on the light guide optical fiber fixing holes and used for underground illumination; accept a section of thick bamboo and include inner tube and outer runner, the camera subassembly is installed in the inner tube, runner circumference sets up the outside of inner tube, runner and water pipeline intercommunication accept a section of thick bamboo and be close to camera one end runner is provided with first opening and second opening, first opening intercommunication outer runner and external world are used for washing the observation target, the second opening intercommunication outer runner with the camera lens of camera.
Description
Technical Field
The utility model belongs to the technical field of the oil and gas and specifically relates to an underground camera device in oil, water, gas well.
Background
In the current well repairing process of oil, water and gas wells, the technical conditions in the well such as underground falling objects, casing deformation, casing damage and the like are gradually increased, and the technical conditions in the well need to be detected and judged so as to improve the well repairing success rate by correctly selecting underground tools.
In the prior art, conventional casing detection methods are divided into a mechanical method and an engineering logging method, mechanical methods such as a lead film drilling method and a glue film drilling method are abstract, transmitted information is incomplete, recognition difficulty is high, and uncertainty of later-stage well repair is greatly increased. The imaging definition of the engineering well logging method such as multi-channel well logging, electromagnetic flaw detection and other technologies is low, and the condition of the fish top of the falling object cannot be acquired.
In order to solve the problems, an underground imaging shooting technology is usually adopted in production, and although the underground imaging shooting technology can intuitively and comprehensively solve the problem of underground imaging, the underground imaging in the prior art needs to depend on cable power supply and optical fiber signal transmission, needs to be matched with equipment such as a logging truck and the like, and is complex in construction and high in cost; moreover, the cable construction does not have the functions of shooting and flushing at the same time, and the underground photographing and image pick-up definition cannot be ensured in high-yield oil wells and gas wells; in addition, the illumination light source of the existing underground camera system is generally placed in front of the camera, so that partial visual field can be shielded, and the observation of the fish top of the falling object is hindered.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims to provide a camera device in pit possesses the function that the camera lens washed, guarantees the clarity of picture, solves the problem that the light source sheltered from the field of vision simultaneously.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a downhole camera, comprising: the camera assembly is hermetically mounted on a receiving barrel of the camera assembly and comprises a camera, the camera is mounted on a lens upper cover, a camera mounting hole is formed in the lens upper cover, a gland is arranged on the lens upper cover, a camera hole is formed in the center of the gland, the camera mounting hole and the camera hole are correspondingly mounted, light guide optical fiber fixing holes are formed in the circumferential direction of the gland, and light guide optical fibers are mounted on the light guide optical fiber fixing holes and used for underground illumination;
the receiving barrel comprises an inner barrel and an outer-layer runner, the camera assembly is installed in the inner barrel, the runner is circumferentially arranged on the outer side of the inner barrel and communicated with a water pipeline, the receiving barrel is close to one end of the camera, a first opening and a second opening are formed in the runner, the first opening is communicated with the runner and the outside to wash an observation target, and the second opening is communicated with the runner and a lens of the camera.
Further, the flow channel is connected with a ground pump truck through a pipeline.
Further, the camera assembly still includes the epicoele, the epicoele includes the sealed face of lens upper cover, image processing device chamber and leaded light optic fibre retainer plate, the epicoele with the lens upper cover passes through the sealed lid of rubber ring and connects, the camera passes the sealed face of lens upper cover is installed in the camera mounting hole, epicoele casing circumference is provided with leaded light optic fibre retainer plate.
Furthermore, a timing switch device and a FLASH memory are arranged in the image processing device cavity.
Further, the camera component further comprises a light source cavity, the light source cavity is connected with the upper cavity through a light source gland, one end of the light source cavity is provided with a circular groove used for installing pressure-resistant glass, a light source installation hole and a line concentration hole used for wiring, the other end of the light source cavity is provided with a thread structure, and a light source device is arranged in the middle of the light source cavity.
Furthermore, a plurality of fixing holes are formed in the light source press cover, through holes are formed in the periphery of the fixing holes and are used for being connected with the light source cavity.
Further, camera subassembly still includes the battery chamber, the battery chamber pass through sealing connection head with the light source chamber is connected, the battery chamber is including setting up screw thread structure's port, the fixed chamber of battery and test fishing head.
Further, the lens upper cover is provided with the circular groove, the circular groove is communicated with the camera mounting hole, and pressure-resistant glass is hermetically arranged in the circular groove.
Further, the camera assembly is powered by a battery pack, and the battery pack is arranged in the battery fixing cavity.
The utility model relates to a camera device in pit, cover through setting up the gland on the camera lens of camera subassembly, fix leaded light optic fibre in the circumference position of camera lens, can arrange the light source behind the camera, utilize leaded light optic fibre to conduct the light of light source to shoot around the camera, provide the illumination light for photography, take a photograph, solve the problem that the illumination light source sheltered from the camera field of vision among the prior art, leaded light optic fibre itself has outstanding leaded light performance moreover, leaded light optic fibre has small characteristics simultaneously, can reduce the volume of device on applying camera device in the pit, the utility model discloses a convenience; the utility model discloses in, set up outer runner on the bearing section of thick bamboo, at the in-process of making a video recording in the pit, can wash photographic target and camera lens, control subaerial to the water pipeline through the workman, can realize the real-time function of washing, guarantee under some high-yield oil, gas well that the camera lens is infected with without oil stain, the image quality is clear, moreover the utility model discloses simple structure need not rely on a large amount of ground equipment in the working process, has saved manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the gland structure of the present invention;
FIG. 3 is a schematic view of the structure of the upper cover of the present invention;
FIG. 4 is a schematic view of the upper chamber structure of the present invention;
FIG. 5 is a schematic view of the light source gland structure of the present invention;
FIG. 6 is a schematic view of the structure of the light source cavity of the present invention;
FIG. 7 is a schematic structural view of the sealing joint of the present invention;
fig. 8 is a schematic diagram of the battery cavity structure of the present invention;
FIG. 9 is a schematic view of the receiving cylinder of the present invention;
fig. 10 is an enlarged view of a part of the receiving cylinder of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the examples of the present invention, and it is obvious that the described examples are only a part of examples of the present invention, and not all examples. Based on the middle examples of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
In the description of the present embodiment, the terms "inside", "outside", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish similar items and are not to be construed as requiring a particular order or sequence, and it is to be understood that such use is intended to be interchangeable where appropriate.
To clearly illustrate the design concept of the present invention, the following description is made with reference to the examples.
The utility model relates to a camera device in pit, include: the camera assembly is hermetically mounted on a receiving barrel of the camera assembly and comprises a camera, the camera is mounted on a lens upper cover, a camera mounting hole is formed in the lens upper cover, a gland is arranged on the lens upper cover, a camera hole is formed in the center of the gland, the camera mounting hole and the camera hole are correspondingly mounted, light guide optical fiber fixing holes are formed in the circumferential direction of the gland, and light guide optical fibers are mounted on the light guide optical fiber fixing holes and used for underground illumination;
the receiving barrel comprises an inner barrel and an outer runner, the camera assembly is installed in the inner barrel, the outer runner is circumferentially arranged on the outer side of the inner barrel and communicated with a water pipeline, the receiving barrel is close to one end of the camera, a first opening and a second opening are formed in the runner, the first opening is communicated with the outer runner and the outside for washing an observation target, and the second opening is communicated with the outer runner and a lens of the camera.
In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.
The utility model relates to a camera device in pit, include: the camera assembly is hermetically mounted on a bearing barrel 9 of the camera assembly and comprises a camera, the camera is mounted on a lens upper cover 2, a camera mounting hole 2-2 is formed in the lens upper cover 2, a gland 1 is arranged on the lens upper cover 2, a camera hole 1-1 is formed in the center of the gland 1, the camera mounting hole 2-2 is correspondingly mounted with the camera, light guide optical fiber fixing holes 1-2 are formed in the periphery of the gland 1, and a light guide optical fiber 8 used for underground illumination is mounted on the light guide optical fiber fixing holes 1-2;
the receiving barrel 9 comprises an inner barrel and an outer layer runner 9-3, the camera assembly is installed in the inner barrel, the outer layer runner 9-3 is circumferentially arranged on the outer side of the inner barrel, the outer layer runner 9-3 is communicated with a water pipeline and is pressurized through a ground pump truck, a first opening 9-1 and a second opening 9-2 are formed in the runner at one end, close to the camera, of the receiving barrel 9, the first opening 9-1 is communicated with the outer layer runner 9-3 to be used for flushing an observation target with the outside, and the second opening 9-1 is communicated with the outer layer runner 9-3 and a lens of the camera.
In the above example, the utility model relates to an underground camera device, through set up gland 1 on the camera lens upper cover 2 of camera subassembly, fix leaded light optic fibre 8 at the circumference position of camera lens, can arrange the light source behind the camera, utilize leaded light optic fibre to conduct the light of light source to the camera and jet out around, provide the illumination light for photography, take a photograph, solve the problem that the illumination light source sheltered from the camera field of vision among the prior art, and leaded light optic fibre itself has outstanding leaded light performance, leaded light optic fibre has small characteristics simultaneously, the volume of device can be reduced to the application on the underground camera device, the convenience of the utility model is strengthened; the utility model discloses in, set up outer runner on the bearing section of thick bamboo, at the in-process of making a video recording in the pit, can wash photographic target and camera lens, control subaerial to the water pipeline through the workman, can realize the real-time function of washing, guarantee under some high-yield oil, gas well that the camera lens is infected with without oil stain, the image quality is clear, moreover the utility model discloses simple structure need not rely on a large amount of ground equipment in the working process, has saved manufacturing cost.
As shown in fig. 1, the underground camera device further comprises an upper cavity 3, a light source cavity 5 and a battery cavity 7, wherein a lens upper cover 2 is installed at the top end of the upper cavity 3, the lens upper cover is as shown in fig. 3, the lower end of the lens upper cover 2 is connected with the top end installation end of the upper cavity 3 in a threaded fit manner, a lens installation hole 2-2 is formed in the center of the lens upper cover 2, a camera of the underground camera device is installed in the camera installation hole 2-2, a circular groove 2-1 is formed in the upper end of the camera installation hole 2-2, the circular groove 2-1 is communicated with the camera installation hole 2-2, pressure-resistant glass is placed in the circular groove 2-1, the pressure-resistant glass is fixedly connected with the circular groove 2-1 through glue, and meanwhile, the radial size of the lens upper cover 2 does not exceed the radial size of the upper cavity.
In the above-mentioned example, the withstand voltage glass of camera upper end installation can further play waterproof effect, and camera device stretches into back in oil, gas, the well in the pit, can play the guard action to the camera, simultaneously, can prevent to be stained with the greasy dirt on the camera, and when utilizing outer runner to wash the camera lens, the definition that the camera had been guaranteed to the fluid can not contact the camera.
As shown in fig. 1 and 2, a gland 1 is mounted at the upper end of a lens upper cover 2, the gland 1 is disc-shaped, a camera hole 1-1 at the center of the gland 1 is a tapered hole, the aperture gradually decreases from the upper end to the lower end of the gland 1 with reference to fig. 1, and four light guide fiber fixing holes 1-2 are circumferentially arranged on the gland 1 for fixing the tips of light guide fibers 8.
A sealing ring is arranged between the gland 1 and the bearing cylinder 9, a shell of an upper cavity 3 in the camera assembly is connected with the inner side wall of an inner cylinder of the bearing cylinder 9 through glue, the bearing cylinder 9 is shown in figures 9 and 10, a camera through hole 9-4 is arranged at the top end of the bearing cylinder 9 for a camera to take a picture or take a picture, four first openings 9-1 which are uniformly distributed are arranged at the top end of an outer layer flow passage 9-3 of the bearing cylinder 9, four second openings 9-2 which are uniformly distributed are also arranged at the top end of the inner cylinder to communicate the outer layer flow passage 9-3 with the camera through hole 9-4, the outer layer flow passage 9-3 of the bearing cylinder 9 is communicated with a ground pump truck through a pipeline, a worker controls the ground pump truck, and controls the ground pump truck to pressurize and pump water after a downhole camera device extends to a target area, so that liquid is ejected from the outer layer flow passage through the first opening 9-1 and the second opening 9-2, the observation target and the pressure-resistant glass on the gland 1 are washed, and the definition of the lens picture is ensured.
Referring to fig. 4, the upper chamber 3 includes a lens upper cover sealing surface 3-1, an image processing device chamber 3-2 and a light guide fiber fixing ring 3-3, the camera passes through the lens upper cover sealing surface 3-1 and is installed in a lens installation hole 2-2 of the lens upper cover 3, the light guide fiber fixing ring 3-3 is installed on the outer side of the housing of the upper chamber 3 in the circumferential direction, the light guide fiber fixing ring 3-3 is divided into two layers, and each layer is provided with four fixing holes for the light guide fiber 8 to pass through; meanwhile, a timing switch device and a FLASH storage device are arranged in the image processing device cavity 3-2.
Referring to fig. 1 and 5, an upper chamber 3 is connected with a light source chamber 5 through a light source gland 4, the light source gland 4 is provided with a plurality of fixing holes 4-2, in this embodiment, the number of the fixing holes 4-2 is seven, four through holes 4-1 are provided around the fixing holes 4-2, the through holes 4-1 are used for connecting and fixing the light source gland 4 with the light source chamber 5, as shown in fig. 6, one end of the light source chamber 5 connected with the upper chamber 3 is provided with a circular groove 5-1 for installing pressure-resistant glass, a light source installing hole 5-3, and a line collecting hole 5-2 for connecting a power supply and a control circuit, the other end far from the upper chamber is provided with a thread structure for connecting with a battery chamber, the middle part 5-4 in the light source chamber is provided with a light source assembly, the light source is arranged in the light source installing hole 5-3, and the light guide fiber 8 on the outer side wall of the shell of the upper cavity 3 is contacted with the pressure-resistant glass through the light source gland 4, and light generated by the light source is transmitted to the light guide fiber 8 through the pressure-resistant glass and finally reaches the gland 1 for illumination.
As shown in fig. 1, 7 and 8, the light source cavity 5 is connected with the battery cavity 7 through the sealing connector 6, the light source cavity 5 and one end of the battery cavity 7 are both provided with a thread structure, the sealing connector 6 connects the light source cavity 5 and the battery cavity 7 through the thread structure, wherein the battery cavity 7 comprises a port provided with the thread structure, a battery fixing cavity and a test fishing head, a battery assembly is installed and placed in the battery fixing cavity 7-1, and the test fishing head 7-2 is connected with a steel wire in a binding manner, so that operation is realized.
Among the above-mentioned example, through installing battery pack on camera subassembly, realized the utility model discloses do not need connecting cable when the operation of going into the well, saved the operation space in oil, gas, the well, saved the cost of ground facility moreover.
It is noted that some of the structures may be selected differently than the specific examples given above. These are all made by those skilled in the art based on their basic skills based on understanding the idea of the present invention, and are not illustrated herein.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as the protection scope of the invention.
Claims (9)
1. An underground camera device, characterized by comprising: the camera assembly is hermetically mounted on a receiving barrel of the camera assembly and comprises a camera, the camera is mounted on a lens upper cover, a camera mounting hole is formed in the lens upper cover, a gland is arranged on the lens upper cover, a camera hole is formed in the center of the gland, the camera mounting hole and the camera hole are correspondingly mounted, light guide optical fiber fixing holes are formed in the circumferential direction of the gland, and light guide optical fibers are mounted on the light guide optical fiber fixing holes and used for underground illumination; accept a section of thick bamboo and include inner tube and outer runner, the camera subassembly is installed in the inner tube, outer runner circumference sets up the outside of inner tube, runner and water pipeline intercommunication accept a section of thick bamboo and be close to camera one end the outer runner is provided with first opening and second opening, first opening intercommunication outer runner and external world are used for washing the observation target, the second opening intercommunication outer runner with the camera lens of camera.
2. The downhole camera device of claim 1, wherein the flow channel is connected to a surface pump truck via a pipeline.
3. The downhole camera device according to claim 1, wherein the camera assembly further comprises an upper chamber, the upper chamber comprises a lens upper cover sealing surface, an image processing device chamber and a light guide fiber fixing ring, the upper chamber and the lens upper cover are connected through a rubber ring sealing cover, the camera is mounted in the camera mounting hole through the lens upper cover sealing surface, and the light guide fiber fixing ring is circumferentially arranged on the upper chamber housing.
4. The downhole camera device of claim 3, wherein the image processing device cavity has a timing switch device and a FLASH memory disposed therein.
5. The downhole camera device according to claim 3, wherein the camera assembly further comprises a light source cavity, the light source cavity is connected with the upper cavity through a light source gland, one end of the light source cavity is provided with a circular groove for mounting pressure-resistant glass, a light source mounting hole and a line concentration hole for wiring, the other end of the light source cavity is provided with a thread structure, and a light source is arranged in the middle of the light source cavity.
6. The device of claim 5, wherein the light source cover has a plurality of fixing holes, and a through hole is disposed around the fixing holes for connecting with the light source cavity.
7. The downhole camera device of claim 5, wherein the camera assembly further comprises a battery cavity, the battery cavity is connected to the light source cavity through a sealing connector, and the battery cavity comprises a port with a threaded structure, a battery fixing cavity and a testing fishing head.
8. The downhole camera device according to claim 5, wherein the lens upper cover is provided with the circular groove, the circular groove is communicated with the camera mounting hole, and pressure-resistant glass is hermetically arranged in the circular groove.
9. A downhole camera assembly according to claim 7, wherein the camera head assembly is powered by a battery pack disposed in the battery holding cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921675069.9U CN210780982U (en) | 2019-10-09 | 2019-10-09 | Underground camera device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921675069.9U CN210780982U (en) | 2019-10-09 | 2019-10-09 | Underground camera device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210780982U true CN210780982U (en) | 2020-06-16 |
Family
ID=71047013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921675069.9U Expired - Fee Related CN210780982U (en) | 2019-10-09 | 2019-10-09 | Underground camera device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210780982U (en) |
-
2019
- 2019-10-09 CN CN201921675069.9U patent/CN210780982U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20211009 |
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| CF01 | Termination of patent right due to non-payment of annual fee |