CN104777579A - Optical fiber fixing device for pipeline joint - Google Patents
Optical fiber fixing device for pipeline joint Download PDFInfo
- Publication number
- CN104777579A CN104777579A CN201410015113.9A CN201410015113A CN104777579A CN 104777579 A CN104777579 A CN 104777579A CN 201410015113 A CN201410015113 A CN 201410015113A CN 104777579 A CN104777579 A CN 104777579A
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- CN
- China
- Prior art keywords
- cylinder
- optical fiber
- fiber fixing
- fixing plate
- fiber
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses an optical fiber fixing device for a pipeline joint, which comprises a cylinder and optical fiber fixing sheets, wherein the optical fiber fixing sheets are uniformly distributed along the inner circumference of the cylinder and fixedly connected with the inner circumference of the cylinder; the heights of the cylinder and the optical fiber fixing sheets are the same; the length of each optical fiber fixing sheet in a diameter direction of the cylinder is one fourth of the internal diameter of the cylinder; optical fiber mounting grooves with the same height as the optical fiber fixing sheets are formed in the optical fiber fixing sheets; and optical fiber fixing buckles are uniformly arranged in a height direction. Compared with the prior art, the device is simple and convenient; when a prestressed concrete cylinder pipe is prepared, the optical fiber fixing device can be arranged in a socket position in advance; during construction, an optical fiber is directly laid; in addition, real-time detection of all parameters of the joint with the highest possibility of leakage is directly selected; the unnecessary cost is lowered; and the engineering quality is guaranteed at the same time.
Description
Technical field
The invention belongs to pipeline optical fiber technique for fixing field, more particularly, relate to a kind of optic fibre fixing device for pipe joint place.
Background technology
In existing construction process, often need to carry out pipeline installation, for fields such as Industrial Transport water pipeline, field irrigation, factory's plumbing.Normally used is at present Prestressed concrete cylinder pipe (PCCP), for ensureing with the safe operation of its pipeline being primary structure, generally all needs to carry out fracture of wire and Leak Detection to pipeline.For the needs of engineering practice, often need to realize real-time detection, and this Real-Time Monitoring often adopts distribution type fiber-optic detection system, by optical cable laying at pipe interior, with optical fiber as sensor, detect local flaw signal along the line, to reach the object detecting in real time and accurately locate.But from engineering practice, if at pipeline on the way laying optical fiber simply, the rising of engineering cost will be caused, if do not carry out the laying of optical fiber, will cause the omission of check point, bring hidden danger to follow-up use.
Summary of the invention
Technical purpose of the present invention is to overcome the deficiencies in the prior art, for the feature of Prestressed concrete cylinder pipe (PCCP) pipeline installation, the feature of leaking easily is there is for its connected structure (i.e. pipe joint place), there is provided a kind of optic fibre fixing device for pipe joint place, to realize the good detection along pipe joint place.
Technical purpose of the present invention is achieved by following technical proposals:
For the optic fibre fixing device at pipe joint place, comprise cylinder and fiber fixing plate, wherein:
Described cylinder is toroidal, and two ends do not arrange upper and lower covers, overall through to make; Described fiber fixing plate is uniformly distributed along cylinder inner periphery, and select four-six fiber fixing plates, the inner periphery of fiber fixing plate and cylinder is fixedly linked, and the height of fiber fixing plate is consistent with cylinder heights; The length (namely along the length in drum diameter direction) of described fiber fixing plate is 1/4th of cylinder interior diameter; Described fiber fixing plate is six cubes, and the one side selecting height consistent with cylinder is as surface of contact, and be fixedly linked with cylinder inner surface, to make fiber fixing plate be fixedly connected with cylinder, two end faces up and down of fiber fixing plate are consistent with cylinder heights; Residue three faces of fiber fixing plate arrange the optical fiber mounting groove consistent with fiber fixing plate height respectively, and selection evenly arranges optical fiber in the height direction fixes buckle, such as 3-5, to make fiber deployment in mounting groove.Described optical fiber mounting groove is arranged between two parties.
When using, optic fibre fixing device of the present invention is fixedly mounted at the inside surface of the socket joint position (i.e. interface position) of two Prestressed concrete cylinder pipes, inside surface by the excircle of cylinder and the socket joint position of Prestressed concrete cylinder pipe is fixed, namely when selecting cylinder, need the interior caliber considering socket joint position, general consideration outside diameter of cylinder is consistent with the interior caliber of socket joint position, cylinder is consistent with the length of socket joint position with the height of fiber fixing plate, now, fiber fixing plate realizes being uniformly distributed circumferentially around interface position, just optical fiber mounting groove can be utilized to lay multifiber, to realize the real-time detection the most easily causing the interface position of leakage to realize whole parameter.
Compared with prior art, technical solution of the present invention is simple and easy to do, when preparing Prestressed concrete cylinder pipe, just in advance optic fibre fixing device can be set in socket joint position, when constructing, direct laying optical fiber, in addition, direct selection, to the real-time detection the most easily causing the interface position of leakage to carry out whole parameter, while guarantee construction quality, decreases unnecessary cost.
Accompanying drawing explanation
Fig. 1 is the structural representation (1) of the present invention for the optic fibre fixing device at pipe joint place, and wherein 1 is cylinder, and 2 is fiber fixing plate.
Fig. 2 is structural representation of the present invention (2), and wherein 1 is cylinder, and 2 is fiber fixing plate.
Fig. 3 is the structural representation of the fiber fixing plate used in the present invention, and wherein 2 is fiber fixing plate, and 3 is optical fiber mounting groove, and 4 fix buckle for optical fiber.
Fig. 4 is using state schematic diagram of the present invention, and wherein 2 is fiber fixing plate, and 5 is the first Prestressed concrete cylinder pipe, and 6 is the second Prestressed concrete cylinder pipe.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with specific embodiment.
As shown in accompanying drawing 1-2, the present invention is used for the optic fibre fixing device at pipe joint place, and wherein 1 is cylinder, and 2 is fiber fixing plate, and specifically, described cylinder is toroidal, and two ends do not arrange upper and lower covers, overall through to make; Described fiber fixing plate is uniformly distributed along cylinder inner periphery, and select four fiber fixing plates, the inner periphery of fiber fixing plate and cylinder is fixedly linked, and the height of fiber fixing plate is consistent with cylinder heights; The length of described fiber fixing plate is 1/4th of cylinder interior diameter, the half of cylinder interior diameter on the direction, length sum place of two fiber fixing plates (along cylinder horizontal direction internal diameter, or along cylinder vertical direction internal diameter) be namely oppositely arranged.
As shown in Figure 3, the fiber fixing plate that the present invention uses, wherein 2 is fiber fixing plate, and 3 is optical fiber mounting groove, and 4 fix buckle for optical fiber.Described fiber fixing plate is six cubes, and the one side selecting height consistent with cylinder is as surface of contact, and be fixedly linked with cylinder inner surface, to make fiber fixing plate be fixedly connected with cylinder, two end faces up and down of fiber fixing plate are consistent with cylinder heights; Residue three faces of fiber fixing plate arrange the optical fiber mounting groove consistent with fiber fixing plate height respectively, and selection evenly arranges optical fiber in the height direction fixes buckle, such as 3-5, to make fiber deployment in mounting groove.Described optical fiber mounting groove is arranged between two parties.
As shown in Figure 4, using state of the present invention, wherein 2 is fiber fixing plate, and 5 is the first Prestressed concrete cylinder pipe, and 6 is the second Prestressed concrete cylinder pipe.Optic fibre fixing device of the present invention is fixedly mounted at the inside surface of the socket joint position (i.e. interface position) of two Prestressed concrete cylinder pipes, inside surface by the excircle of cylinder and the socket joint position of Prestressed concrete cylinder pipe is fixed, namely when selecting cylinder, need the interior caliber considering socket joint position, general consideration outside diameter of cylinder is consistent with the interior caliber of socket joint position, cylinder is consistent with the length of socket joint position with the height of fiber fixing plate, now, fiber fixing plate realizes being uniformly distributed circumferentially around interface position, just optical fiber mounting groove can be utilized to lay multifiber, to realize the real-time detection the most easily causing the interface position of leakage to realize whole parameter.
Above to invention has been exemplary description; should be noted that; when not departing from core of the present invention, any simple distortion, amendment or other those skilled in the art can not spend the equivalent replacement of creative work all to fall into protection scope of the present invention.
Claims (4)
1. for the optic fibre fixing device at pipe joint place, it is characterized in that, comprise cylinder and fiber fixing plate, wherein: described cylinder is toroidal; Described fiber fixing plate is uniformly distributed along cylinder inner periphery, and is fixedly linked with the inner periphery of cylinder, and the height of fiber fixing plate is consistent with cylinder heights; Described fiber fixing plate is 1/4th of cylinder interior diameter along the length in drum diameter direction; Described fiber fixing plate is six cubes, and the one side selecting height consistent with cylinder is as surface of contact, and be fixedly linked with cylinder inner surface, two end faces up and down of fiber fixing plate are consistent with cylinder heights; Residue three faces of fiber fixing plate arrange the optical fiber mounting groove consistent with fiber fixing plate height respectively, and optical fiber is evenly set in the height direction fixes buckle.
2. the optic fibre fixing device for pipe joint place according to claim 1, is characterized in that, described fiber fixing plate is uniformly distributed four to six along cylinder inner periphery.
3. the optic fibre fixing device for pipe joint place according to claim 1, is characterized in that, evenly arranges 3-5 optical fiber in the height direction and fixes buckle.
4. the optic fibre fixing device for pipe joint place according to claim 1, is characterized in that, described optical fiber mounting groove is arranged between two parties.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410015113.9A CN104777579A (en) | 2014-01-14 | 2014-01-14 | Optical fiber fixing device for pipeline joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410015113.9A CN104777579A (en) | 2014-01-14 | 2014-01-14 | Optical fiber fixing device for pipeline joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104777579A true CN104777579A (en) | 2015-07-15 |
Family
ID=53619148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410015113.9A Pending CN104777579A (en) | 2014-01-14 | 2014-01-14 | Optical fiber fixing device for pipeline joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104777579A (en) |
-
2014
- 2014-01-14 CN CN201410015113.9A patent/CN104777579A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150715 |