CN212909534U - Optical fiber breakpoint positioning device - Google Patents

Abstract

The utility model discloses an optic fibre breakpoint positioner, including optic fibre trouble locater and protective housing, optic fibre trouble locater installs inside the protective housing, and the link on the optic fibre trouble locater sets up in the external world, installs the optical fiber terminal on the link, and the outside of optical fiber terminal is equipped with the position sleeve with the optical fiber terminal location, and protective housing surface opening sets up, and protective housing right side board top surface is less than protective housing open-ended terminal surface, and the top of protective housing right side board is equipped with the apron, apron right side downwarping to install the locking of being connected with the protective housing. The utility model discloses simple structure can be with firm compressing tightly on the protective housing of fiber terminal through the position sleeve, has avoided not hard up, has increased stability, and can effectually seal the optic fibre trouble locater through protective housing and apron, has avoided the use of outsider, and can effectual protection optic fibre trouble locater through protective housing and apron, has avoided damaging because of the striking.

Description

Optical fiber breakpoint positioning device

Technical Field

The utility model relates to an optic fibre maintenance technical field, concretely relates to optic fibre breakpoint positioning device.

Background

The optical fiber fault locator mainly uses 650nm red light laser to guide an optical fiber, when the bending radius of the optical fiber is small and the optical fiber is broken, the phenomena of light scattering and diffusion are formed at a fault point, and visible red light is radiated out, so that a common tool for quickly finding out the fault point of the optical fiber can be used.

At present, the following problems are often encountered in the operation and maintenance process of the optical fiber field, firstly: the optical fiber terminal is generally directly inserted into the connecting end of the optical fiber fault locator, and the connection between the optical fiber terminal and the connecting end is unstable, so that looseness is easily caused, and laser is leaked; secondly, the method comprises the following steps: the outside unblock of optic fibre fault locator and protection mechanism do not, when maintenance personal looked for the outage along optic fibre, and optic fibre fault locator can be direct puts the reason, at this moment, is seen by child or other personnel easily, and because of the curiosity condition, can be in disorder according to optic fibre fault locator, cause the damage easily.

Disclosure of Invention

The utility model aims to solve the technical problem that an optic fibre breakpoint positioner is provided to solve the problem that proposes in the above-mentioned background art.

The utility model discloses a realize through following technical scheme: the utility model provides an optic fibre breakpoint positioner, including optic fibre fault locator and protective housing, optic fibre fault locator installs inside the protective housing, the link on the optic fibre fault locator sets up in the external world, install the optical fiber terminal on the link, the outside of optical fiber terminal is equipped with the position sleeve with the optical fiber terminal location, the connecting pipe is installed to the upper end of protective housing, the position sleeve lower extreme is installed in the connecting pipe, protective housing surface opening sets up, protective housing right side board top surface is less than protective housing open-ended terminal surface, the top of protective housing right side board is equipped with the apron, apron right side downwarping, and install the locking of being connected with the protective housing, outside protrusion forms more than one location portion on the left side terminal surface of apron, the internal face of.

As preferred technical scheme, the position sleeve includes half first shell and half second shell, the cross section of half first shell and half second shell all is the arc structure setting, all be equipped with the arc wall on the top surface of half first shell and half second shell, the combination of both sides arc wall forms a passageway that supplies optic fibre to pass through, the optic fibre of connecting on the optic fibre terminal passes the through-hole and extends to the external world, the top of half first shell and half second shell all offsets with the top surface of optic fibre terminal, all outwards the protrusion forms the more than one fixture block on the terminal surface of half first shell, the terminal surface of half second shell all is equipped with the draw-in groove to fixture block department, fixture block one end all inserts in the draw-in groove, be equipped with the external screw thread on the outer wall of position sleeve, be equipped with the internal thread on the internal face of connecting pipe, the position sleeve lower.

According to the preferable technical scheme, the lockset comprises a lock body and a fixing piece matched with the lock body, the lock body is installed on the cover plate, the fixing piece is installed on the protective shell, and a groove for inserting a locking tongue of the lock body is formed in the fixing piece.

As the preferred technical scheme, more than one sliding strip is arranged on the bottom surface of one transverse end of the cover plate, more than one sliding groove is arranged on the top surface of the right side plate of the protective shell, the sliding strips are all slidably mounted in the sliding grooves, and the vertical sections of the sliding strips and the sliding grooves are arranged in a dovetail structure.

The utility model has the advantages that: the utility model discloses simple structure can be with firm compressing tightly on the protective housing of fiber terminal through the position sleeve, has avoided not hard up, has increased stability, and can effectually seal the optic fibre trouble locater through protective housing and apron, has avoided the use of outsider, and can effectual protection optic fibre trouble locater through protective housing and apron, has avoided damaging because of the striking.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the middle positioning sleeve of the present invention;

fig. 3 is a partial cross-sectional view taken at a-a in fig. 1.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, fig. 2 and fig. 3, the optical fiber breakpoint positioning device of the present invention comprises an optical fiber fault locator 6 and a protective casing 5, the optical fiber fault locator 6 is arranged in the protective shell 5, the connecting end on the optical fiber fault locator 6 is arranged outside, the optical fiber terminal 3 is arranged on the connecting end, the positioning sleeve 2 for positioning the optical fiber terminal is arranged outside the optical fiber terminal 3, the connecting pipe 1 is arranged at the upper end of the protective shell 5, the lower end of the positioning sleeve 2 is arranged in the connecting pipe 1, the surface of the protective shell 5 is provided with an opening, the top surface of the right side plate of the protective shell 5 is lower than the open end surface of the protective shell 5, the top of the right side plate of the protective shell 5 is provided with a cover plate 9, the right side of the cover plate 9 is bent downwards, and install the locking of being connected with protective housing 5, outwards protrusion forms more than one location portion 8 on the left side terminal surface of apron 9, and the internal face of protective housing 5 is just all equipped with constant head tank 7 to location portion department.

In this embodiment, position sleeve 2 includes half first shell 13 and half second shell 14, half first shell 13 and half second shell 14's cross section all is the arc structure setting, all be equipped with the arc wall on half first shell 13 and half second shell 14's the top surface, the combination of both sides arc wall forms one and supplies the passageway 16 that the optic fibre passes through, the optic fibre of connecting on the fiber terminal 3 passes through-hole 16 and extends to the external world, half first shell 13 and half second shell 14's top all offsets with fiber terminal 3's top surface, all outwards the protrusion forms more than one fixture block 15 on half first shell 13's the terminal surface, half second shell 14's terminal surface is just all being equipped with the draw-in groove to fixture block department, fixture block 15 one end all inserts in the draw-in groove, be equipped with the external screw thread on position sleeve 2's the outer wall, be equipped with the internal thread on the internal wall of connecting pipe 1, position sleeve.

In this embodiment, the lock includes a lock body 10 and a fixing member 11 matched with the lock body 10, the lock body 10 is installed on the cover plate, the fixing member 11 is installed on the protective shell 5, and a groove for inserting a locking tongue of the lock body 10 is formed on the fixing member 11.

In this embodiment, all be equipped with more than one draw runner 12 on the bottom surface of the horizontal one end of apron 9, all be equipped with more than one spout on the top surface of protective housing 5 right side board, the equal slidable mounting of draw runner 12 in the spout, the vertical cross-section of draw runner 12 and spout all is the setting of dovetail structure, and the effectual apron location that will make the apron can only make a round trip to stimulate along the spout.

Half first shell and the half second shell are taken off outwards earlier, pass its optic fibre through the arc wall again, accomplish the back, again pass through fixture block and draw-in groove joint with half first shell and the half second shell together, at this moment, twist the position sleeve lower extreme in the connecting pipe, until the top that makes the position sleeve offsets with the top surface of fiber optic terminal, effectually compress tightly fiber optic terminal, have avoided becoming flexible.

When the maintenance personal used oneself, as shown in fig. 1, the apron is in the open mode, make maintenance personal can operate optical fiber fault locator along the opening of protective housing, and when needing to look for the breakpoint along optic fibre, promote the apron left, make location portion on the apron insert in the constant head tank of protective housing, and the spring bolt on the lock body then inserts in the recess on the mounting, it is effectual fixed with apron and protective housing, and seal optical fiber fault locator inside, make outside unable optical fiber fault locator operate, avoided being operated by irrelevant personnel, the security has been increased.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (4)

1. An optical fiber breakpoint positioning device is characterized in that: including optic fibre fault locator (6) and protective housing (5), optic fibre fault locator (6) are installed inside protective housing (5), the link on optic fibre fault locator (6) sets up in the external world, install optic fibre terminal (3) on the link, the outside of optic fibre terminal (3) is equipped with position sleeve (2) with optic fibre terminal location, connecting pipe (1) is installed to the upper end of protective housing (5), position sleeve (2) lower extreme is installed in connecting pipe (1), protective housing (5) surface opening sets up, protective housing (5) right side board top surface is less than protective housing (5) open-ended terminal surface, the top of protective housing (5) right side board is equipped with apron (9), apron (9) right side downwarping, and install the locking of being connected with protective housing (5), outwards protrusion forms more than one location portion (8) on the left side terminal surface of apron (9), the inner wall surface of the protective shell (5) is provided with positioning grooves (7) at positions right opposite to the positioning parts.

2. An optical fiber breakpoint positioning device according to claim 1, wherein: the locating sleeve (2) comprises a first half shell (13) and a second half shell (14), the cross sections of the first half shell (13) and the second half shell (14) are all arranged in an arc-shaped structure, arc-shaped grooves are formed in the top surfaces of the first half shell (13) and the second half shell (14), a channel (16) for optical fibers to pass through is formed by combining the arc-shaped grooves on two sides, the optical fibers connected to the optical fiber terminal (3) penetrate through a through hole (16) and extend to the outside, the tops of the first half shell (13) and the second half shell (14) are all abutted to the top surface of the optical fiber terminal (3), more than one clamping block (15) is formed by outwards protruding the end surface of the first half shell (13), a clamping groove is formed in the position, one end of the clamping block (15) is inserted into the clamping groove, external threads are arranged on the outer wall surface of the locating sleeve (2), internal threads are arranged on the inner wall surface of the connecting pipe (, the lower end of the positioning sleeve (2) is meshed and connected with the internal thread on the connecting pipe (1) through the external thread.

3. An optical fiber breakpoint positioning device according to claim 1, wherein: the lockset comprises a lock body (10) and a fixing piece (11) matched with the lock body (10), the lock body (10) is arranged on a cover plate, the fixing piece (11) is arranged on a protective shell (5), and a groove for inserting a locking tongue of the lock body (10) is formed in the fixing piece (11).

4. An optical fiber breakpoint positioning device according to claim 1, wherein: more than one sliding strip (12) is arranged on the bottom surface of the transverse end of the cover plate (9), more than one sliding groove is arranged on the top surface of the right side plate of the protective shell (5), the sliding strips (12) are slidably mounted in the sliding grooves, and the vertical sections of the sliding strips (12) and the sliding grooves are arranged in a dovetail structure.

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