CN210109438U - Underground optical cable protector - Google Patents
Underground optical cable protector Download PDFInfo
- Publication number
- CN210109438U CN210109438U CN201921307403.5U CN201921307403U CN210109438U CN 210109438 U CN210109438 U CN 210109438U CN 201921307403 U CN201921307403 U CN 201921307403U CN 210109438 U CN210109438 U CN 210109438U
- Authority
- CN
- China
- Prior art keywords
- ferrule
- optical cable
- wall
- oil
- cable protector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 54
- 230000001012 protector Effects 0.000 title claims abstract description 27
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 239000000523 sample Substances 0.000 abstract description 6
- 230000001771 impaired effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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Abstract
The utility model discloses an optical cable protector in pit, include the tension sleeve of two upper and lower parallels connected through a plurality of connection pieces, two tension sleeve inner walls correspond from top to bottom and are provided with the same wire casing, and two tension sleeve are used for cup jointing the oil jacket pipe, and the joint has oil jacket coupling between two tension sleeve, and the wire casing is for the joint optical cable to oil jacket outer wall is hugged closely to fixed optical cable prevents to rub with the wall of a well. The utility model discloses optical cable protector in the pit can be when installing camera, oil gas data acquisition probe in the pit, and the protection is made a video recording or the optical cable of probe avoids colliding the wall of a well impaired.
Description
Technical Field
The utility model belongs to the technical field of optical cable protection equipment, a cable protector in pit is related to.
Background
With the development of oil fields and the continuous application of new technologies, the underground installation of a camera and an oil gas data acquisition probe becomes a technology frequently adopted in the oil exploitation process, and how to safely and efficiently send the camera to the bottom of an oil well which is more than one thousand meters or even deeper and has a complicated and changeable internal structure along with an oil casing through an optical cable with the diameter of only 3-7 millimeters becomes a difficult problem to be solved urgently at present in the oil field industry. In the prior art, various methods are adopted in the petroleum industry, and the problems that the optical cable is not fixed and has no effective support due to the fact that the oil casing shakes in the downward process of the optical cable, the optical cable collides with a well wall and is damaged after shaking along with the oil casing, and even the optical cable is broken, so that construction cannot be carried out cannot be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an optical cable protector in pit can be when installing camera, oil gas data acquisition probe in the pit, and the protection is and the fixed optical cable of making a video recording or probe avoids colliding the wall of a well impaired.
The utility model discloses the technical scheme who adopts is, optical cable protector in pit, include the hoop of two upper and lower parallels connected through a plurality of connection pieces, two hoop inner walls correspond from top to bottom and are provided with the same wire casing, and two hoops are used for cup jointing the oil jacket pipe, and the joint has oil jacket union coupling between two hoops, and the wire casing is for the joint optical cable to oil jacket pipe outer wall is hugged closely to fixed optical cable prevents to rub with the wall of a well.
The utility model discloses a characteristics still lie in:
the inner diameters of the two hoops are larger than the outer diameter of the oil casing, and the outer diameters of the two hoops are smaller than the outer diameter of the oil casing coupling, so that the two hoops are prevented from sliding on the oil casing.
The upper hoop of two hoops includes first hoop and second first hoop, the one end of first hoop and second first hoop passes through the knob and connects, the other end of first hoop and second first hoop carries out the closure through the locking connection piece and forms the upper hoop, lower hoop in two hoops includes first second hoop and second hoop, the one end of first second hoop and second hoop passes through the knob and connects, the other end of first second hoop and second hoop carries out the closure through the locking connection piece and forms lower hoop.
One end of the locking connecting sheet is fixedly connected with the first upper half hoop, the other end of the locking connecting sheet is connected with the second upper half hoop through a locking screw so that the first upper half hoop and the second upper half hoop are closed to form an upper hoop, one end of the locking connecting sheet is fixedly connected with the first lower half hoop, and the other end of the locking connecting sheet is connected with the second lower half hoop through a locking screw so that the first lower half hoop and the second lower half hoop are closed to form a lower hoop.
And the connecting pieces are fixedly connected with the outer walls of the two hoops at intervals and uniformly.
The connecting piece is located the outside of wire casing to further protect the optical cable joint not to rub with the wall of a well when in the wire casing.
The beneficial effects of the utility model are that, the utility model discloses a two parallel hoop from top to bottom cup joint with the oil casing, and rethread line groove joint optical cable is in order when the optical cable is in the pit along with the oil casing, and fixed hugging closely has protected the optical cable effectively in case with the wall of a well friction at the oil casing outer wall, secondly, simple structure, low cost, easily popularization and manufacture, economic practicality are strong.
Drawings
FIG. 1 is a schematic view of the installation of the downhole cable protector of the present invention;
fig. 2 is a front view of the downhole cable protector of the present invention;
figure 3 is a top view of the downhole cable protector of the present invention.
In the figure, 1, a first upper half hoop, 2, a second upper half hoop, 3, a first lower half hoop, 4, a second lower half hoop, 5, a connecting piece, 6, a knob, 7, a locking connecting piece, 8, a set screw, 9, a locking screw, 10, an underground optical cable protector, 11, an oil casing coupling, 12, an oil casing and 13, a wire groove are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses optical cable protector's in pit structure is as shown in figure 1, figure 2, include the tension hoop of two upper and lower parallels connected through a plurality of connection pieces 5, upward be provided with a pair of wire casing 13 on the tension hoop, this a pair of wire casing 13 groove width each other sets up to different widths, make things convenient for the optical cable of the different thicknesses of chucking lower well, two tension hoop inner walls correspond from top to bottom and are provided with the same wire casing 13, two tension hoops are used for cup jointing oil sleeve pipe 12, the joint has oil sleeve pipe hoop 11 between two tension hoops, wire casing 13 is for the joint optical cable, hug closely oil sleeve pipe 12 outer wall with fixed optical cable and prevent with the wall of.
As shown in fig. 3, in order to facilitate opening of the upper and lower ferrules, the upper ferrule of the two ferrules includes a first upper ferrule 1 and a second upper ferrule 2, one end of the first upper ferrule 1 and one end of the second upper ferrule 2 are connected by a knob 6, the other end of the first upper ferrule 1 and the other end of the second upper ferrule 2 are closed by a locking connecting piece 7 to form the upper ferrule, the lower ferrule of the two ferrules includes a first lower ferrule 3 and a second lower ferrule 4, one end of the first lower ferrule 3 and one end of the second lower ferrule 4 are connected by the knob 6, and the other end of the first lower ferrule 3 and the other end of the second lower ferrule 4 are closed by the locking connecting piece 7 to form the lower ferrule.
The two hoops are sleeved with the oil casing 12, meanwhile, the two hoops are fixed on the oil casing 12 through the two hoops by using the set screws 8, in order to further prevent the two hoops from sliding on the oil casing 12, the inner diameters of the two hoops are limited to be larger than the outer diameter of the oil casing 12, and the outer diameters of the two hoops are smaller than the outer diameter of the oil casing 11.
One end of the locking connecting sheet 7 is fixedly connected with the first upper half hoop 1, the other end of the locking connecting sheet is connected with the second upper half hoop 2 through a locking screw 9 so that the first upper half hoop 1 and the second upper half hoop 2 are closed to form an upper hoop, one end of the locking connecting sheet 7 is fixedly connected with the first lower half hoop 3, and the other end of the locking connecting sheet is connected with the second lower half hoop 4 through the locking screw 9 so that the first lower half hoop 3 and the second lower half hoop 4 are closed to form a lower hoop.
The connecting pieces 5 are fixedly connected with the outer walls of the two hoops at intervals uniformly.
The connecting sheet 5 is located outside the wire casing 13, so as to further protect the optical cable from friction with the well wall when the optical cable is clamped in the wire casing 13: the inner walls of the upper and lower hoops of the optical cable can be connected, the outside is exposed between the upper and lower hoops, and the connecting sheet 5 protects the optical cable exposed between the two hoops from being damaged by external well wall friction.
The utility model discloses optical cable protector's theory of operation in the pit is, dismantle locking screw 9 on the locking connection piece 7, through opening between 6 first hoops of knob and the first hoops of second and form the opening, similarly, open between first hoop and the second first hoop and form the opening, with the optical cable joint in wire casing 13 on two upper and lower hoop inner walls, the opening that two upper and lower hoops formed again surrounds oil jacket pipe 12, two hoops about 7 closures of locking connection piece are tightened through locking screw 9 respectively.
The utility model discloses optical cable protector in pit has following advantage:
1) the utility model discloses optical cable protector connects reliably in the pit, and the displacement can not take place for the optical cable: the underground optical cable protector is arranged on an oil casing 12, an oil casing coupling 11 is clamped in the middle, the inner diameter of a hoop of the optical cable safety protector is larger than the outer diameter of the oil casing 12, the outer diameter of the hoop of the optical cable safety protector is smaller than the outer diameter of the oil casing coupling 11, the oil casing coupling 11 limits the underground optical cable protector to slide on the oil casing 12, an optical cable is clamped in a wire groove 13, the optical cable is tightly attached to the outer wall of the oil casing coupling 11, the optical cable cannot touch the wall of a well under any condition in the underground descending process of the oil casing 12, the circumferential rotation cannot occur, and the smooth laying of the optical cable of a camera probe is ensured;
2) the utility model discloses its knob formula structure that adopts of optical cable protector in pit, it is easy and simple to handle: when in use, the locking connecting sheet 7 is only required to be opened, the respective half hoops of the upper and lower hoops are opened around the knob 6, and when in closing, the locking connecting sheet 7 is only required to be tightened by the locking screw 9;
3) the utility model discloses optical cable protector in pit simple structure, the cost is low, and the practicality is strong, is the important safeguard measure equipment of optical cable in the pit.
Claims (6)
1. Optical cable protector in pit, its characterized in that includes the ferrule of two upper and lower parallels of connecting through a plurality of connection pieces (5), two the corresponding same wire casing (13) that is provided with about the ferrule inner wall, two the ferrule is used for cup jointing oil sleeve pipe (12), two the joint has oil sleeve pipe coupling (11) between the ferrule, wire casing (13) are used for the joint optical cable to oil sleeve pipe (12) outer wall is hugged closely to fixed optical cable prevents with the wall of a well friction.
2. A downhole optical cable protector according to claim 1, wherein the inner diameter of both of the ferrules is larger than the outer diameter of the oil casing (12) and the outer diameter of both of the ferrules is smaller than the outer diameter of the oil casing ferrule (11) to prevent both of the ferrules from sliding on the oil casing (12).
3. A downhole cable protector according to claim 1, wherein the upper of the two ferrules comprises a first upper ferrule (1) and a second upper ferrule (2), one end of the first upper ferrule (1) and one end of the second upper ferrule (2) are connected by a knob (6), the other end of the first upper ferrule (1) and the other end of the second upper ferrule (2) are closed by a locking connection piece (7) to form the upper ferrule, the lower of the two ferrules comprises a first lower ferrule (3) and a second lower ferrule (4), one end of the first lower ferrule (3) and one end of the second lower ferrule (4) are connected by the knob (6), and the other end of the first lower ferrule (3) and the other end of the second lower ferrule (4) are closed by the locking connection piece (7) to form the lower ferrule.
4. A downhole cable protector according to claim 3, wherein the locking lug (7) has one end fixedly connected to the first upper half-ferrule (1) and the other end connected to the second upper half-ferrule (2) by means of a locking screw (9) such that the first upper half-ferrule (1) and the second upper half-ferrule (2) are closed to form an upper ferrule, and the locking lug (7) has one end fixedly connected to the first lower half-ferrule (3) and the other end connected to the second lower half-ferrule (4) by means of a locking screw (9) such that the first lower half-ferrule (3) and the second lower half-ferrule (4) are closed to form a lower ferrule.
5. A downhole optical cable protector according to claim 1, wherein a plurality of connection pads (5) are attached to the outer wall of both of the ferrules at regular intervals.
6. A downhole optical cable protector according to claim 5, wherein the connection piece (5) is located outside the raceway arrangement (13) to further protect the optical cable from friction against the wall of the borehole when clamped in the raceway arrangement (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921307403.5U CN210109438U (en) | 2019-08-13 | 2019-08-13 | Underground optical cable protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921307403.5U CN210109438U (en) | 2019-08-13 | 2019-08-13 | Underground optical cable protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210109438U true CN210109438U (en) | 2020-02-21 |
Family
ID=69567643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921307403.5U Expired - Fee Related CN210109438U (en) | 2019-08-13 | 2019-08-13 | Underground optical cable protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210109438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441876A (en) * | 2019-08-13 | 2019-11-12 | 安塞亿峰工贸有限责任公司 | Underground optical cable protector and guard method |
-
2019
- 2019-08-13 CN CN201921307403.5U patent/CN210109438U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441876A (en) * | 2019-08-13 | 2019-11-12 | 安塞亿峰工贸有限责任公司 | Underground optical cable protector and guard method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |