CN216696760U

CN216696760U - Double-joint type optical fiber jumper wire

Info

Publication number: CN216696760U
Application number: CN202122927406.2U
Authority: CN
Inventors: 田玉川
Original assignee: Shenzhen Heguang Tongcheng Technology Co ltd
Current assignee: Shenzhen Heguang Tongcheng Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-07
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to the technical field of optical fiber jumpers and discloses a double-joint type optical fiber jumper which comprises a wire body and two connectors, wherein a left side connector is connected with the left end of the wire body, a right side connector is connected with the right end of the wire body, a first lantern ring and a second lantern ring are movably sleeved on the side surface of the wire body in a sleeved mode, connecting pipes are fixedly connected to the left side of the first lantern ring and the right side of the second lantern ring, and the left end of the left connecting pipe and the right end of the right connecting pipe are fixedly connected with tapered pipes. This double-joint type optical fiber jumper wire through the line body, the connector, first lantern ring, the second lantern ring, even pipe, toper pipe, locking sleeve pipe, outer tube, slip post and adjust mutually supporting between the pole, has reached and has avoided the excessive bending of optical fiber jumper wire, prevents the effect that the fibre core was broken and is damaged, has solved current optical fiber jumper wire and can take place excessive bending and lead to the light decay increase in the use to the damage's problem can take place to break in its inside fibre core.

Description

Double-joint type optical fiber jumper wire

Technical Field

The utility model relates to the technical field of optical fiber jumpers, in particular to a double-joint type optical fiber jumper.

Background

The optical fiber jumper is used for a jumper connection from equipment to an optical fiber wiring link, has a thicker protective layer, is generally used for connection between an optical transceiver and a terminal box, and is applied to the fields of optical fiber communication systems, optical fiber access networks, optical fiber data transmission, local area networks and the like.

The optical fiber jumper cannot be bent and looped excessively in use, so that the light attenuation in the transmission process can be increased, the minimum bending radius of the optical fiber is larger than thirty millimeters in use, but the optical fiber jumper sometimes has an excessive bending phenomenon when passing through certain corners in the use process, the optical attenuation of the optical fiber jumper is large, and the possibility of breaking and damaging the fiber core exists.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the double-joint type optical fiber jumper wire which has the advantages of avoiding excessive bending of the optical fiber jumper wire and preventing a fiber core from being broken and damaged, and solves the problems that the conventional optical fiber jumper wire is excessively bent in the use process to cause increase of light attenuation and the internal fiber core is broken and damaged.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double-joint type optic fibre wire jumper, includes the line body and two connectors, and the left side connector is connected with the left end of the line body, and the right side connector is connected with the right-hand member of the line body, the side surface activity of the line body has cup jointed the first lantern ring and the second lantern ring, the left side of the first lantern ring and the equal fixedly connected with in right side of the second lantern ring are managed, and the left end of the left side is managed and the equal fixedly connected with conical duct of the right-hand member of the right side is managed, and the equal threaded connection in side surface of two conical ducts has a locking sleeve, the inside of the first lantern ring is provided with the outer tube, the outer tube has the regulation pole through sliding column connection, adjust the internal connection of pole and second lantern ring.

Preferably, the left end of slip post and the left end fixed connection of adjusting the pole, the inside swing joint of slip post and outer tube, the right-hand member fixedly connected with of outer tube limits the pipe, the diameter of slip post is greater than the internal diameter that limits the pipe, the diameter of regulation pole is less than the diameter of slip post, and spacing pipe cooperation slip post has restricted the range of movement of adjusting the pole to avoid adjusting the pole and separating with the outer tube in the use.

Preferably, a first through hole is formed in the first lantern ring, the outer sleeve is located inside the first through hole, a first threaded hole is formed in the inner wall, away from one side of the line body, of the first through hole, a first locking screw is connected to the inner thread of the first threaded hole, the first locking screw is connected with the outer sleeve, the first positioning ring is matched with the first locking screw and the first threaded hole to play a role in limiting the movement of the outer sleeve, and the relative movement between the outer sleeve and the first positioning ring is avoided when the minimum curvature radius function of the line body is limited.

Preferably, one side of the outer sleeve, which is far away from the wire body, is provided with a first positioning hole, one end of the first locking screw, which is close to the wire body, abuts against the inner wall of the first positioning hole, and the first locking screw, which is matched with the first positioning hole, plays a role in facilitating auxiliary positioning of the outer sleeve, so that the outer sleeve is prevented from moving relative to the first positioning ring due to external force.

Preferably, a second through hole is formed in the second lantern ring, the adjusting rod is located inside the second through hole, a second threaded hole is formed in the inner wall of one side, away from the wire body, of the second through hole, a second locking screw is connected to the inner thread of the second threaded hole, the second locking screw is connected with the adjusting rod, the second low-temperature inner ring is matched with the second locking screw and plays a role in limiting the movement of the adjusting rod together with the second threaded hole, a second positioning hole is formed in one side, away from the wire body, of the adjusting rod, one end, close to the wire body, of the second locking screw abuts against the inner wall of the second positioning hole, and the second locking screw is matched with the second positioning hole to play a role in facilitating auxiliary positioning of the adjusting rod, so that the adjusting rod is prevented from moving relative to the second positioning ring due to external force.

Preferably, the opposite faces of the two connectors are provided with fixing rings, the side surfaces of the wire body are fixedly sleeved with the two outer sleeves, the fixing rings are hinged to pull rods, the pull rods are close to one side of the wire body and fixedly connected with buckles, the side surfaces of the outer sleeves are provided with clamping grooves corresponding to the buckles, the buckles are clamped with the inside of the clamping grooves, the connectors are connected with the wire body into a whole through the fixing rings, the pull rods, the buckles and the outer sleeves, accordingly, the effect of protecting the connection position of the connectors and the wire body is achieved, and the connection position of the connectors and the wire body is prevented from being damaged due to external tension.

Compared with the prior art, the utility model provides a double-joint type optical fiber jumper wire, which has the following beneficial effects:

1. this double-joint type optical fiber jumper wire through the line body, the connector, first lantern ring, the second lantern ring, even pipe, toper pipe, locking sleeve pipe, outer tube, slip post and adjust mutually supporting between the pole, has reached and has avoided the excessive bending of optical fiber jumper wire, prevents the effect that the fibre core was broken and is damaged, has solved current optical fiber jumper wire and can take place excessive bending and lead to the light decay increase in the use to the damage's problem can take place to break in its inside fibre core.

2. This double-joint type optic fibre wire jumper through the line body, the connector, gu fixed ring, outer lantern ring, pull rod, buckle and draw-in groove between mutually supporting, has reached and has been convenient for protect the junction of connector and the line body, prevents that the line body from receiving external force to pull and the effect of connector separation, has solved when the line body receives external force to pull, and the line body is easy impaired or the problem of being broken with the junction of connector.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the utility model at B of FIG. 1;

FIG. 4 is a schematic view of the outer sleeve structure according to the present invention;

FIG. 5 is a schematic view of an adjusting lever according to the present invention;

FIG. 6 is an enlarged view of FIG. 1 taken at C;

FIG. 7 is an enlarged view taken at D of FIG. 1 in accordance with the present invention;

FIG. 8 is a schematic view of the structure of the tapered tube of the present invention.

Wherein: 1. a wire body; 2. a connector; 3. a first collar; 4. a second collar; 5. connecting pipes; 6. a tapered tube; 7. a first through hole; 8. locking the sleeve; 9. an outer sleeve; 10. a first locking screw; 11. a sliding post; 12. adjusting a rod; 13. a second through hole; 14. a second locking screw; 15. a fixing ring; 16. an outer collar; 17. a pull rod; 18. buckling; 19. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, a dual-joint optical fiber jumper comprises a cable body 1 and two connectors 2, wherein the cable body is a 1-position optical fiber line, the connectors 2 are optical fiber connectors, a left-side connector 2 is connected with the left end of the cable body 1, a right-side connector 2 is connected with the right end of the cable body 1, a first collar 3 and a second collar 4 are movably sleeved on the side surface of the cable body 1, fixing rings 15 are respectively arranged on the opposite surfaces of the two connectors 2, the side surface of the cable body 1 is fixedly connected with the inner wall of the fixing ring 15, two outer collars 16 are fixedly sleeved on the side surface of the cable body 1, the fixing ring 15 is hinged with a pull rod 17, a buckle 18 is fixedly connected to one side of the pull rod 17 close to the cable body 1, a clamping groove 19 is formed in the side surface of the outer collar 16 corresponding to the buckle, the buckle 18 is clamped with the inside of the clamping groove 19, the first collar 3 is positioned on the left side of the second collar 4, the first collar 3 and the second collar 4 are in pair, the quantity of first lantern ring 3 and the quantity of second lantern ring 4 are decided according to 1 actual length of the line body, the equal fixedly connected with in left side of first lantern ring 3 and the right side of second lantern ring 4 is managed 5, the equal fixedly connected with taper pipe 6 of the left end of left side even pipe 5 and the right-hand member of right side even pipe 5, taper pipe 6 has four toper pieces to constitute, the thread groove has been seted up to the side surface of toper piece, the equal threaded connection in side surface of two taper pipes 6 has locking sleeve 8, after locking sleeve screws up, four toper pieces are forced to press to the line body 1, thereby make the relative position of the remaining line body 1 of first lantern ring 3 and second lantern ring 4 fixed.

The inside of first lantern ring 3 is provided with outer tube 9, first through-hole 7 has been seted up to the inside of first lantern ring 3, outer tube 9 is located the inside of first through-hole 7, first screw hole has been seted up to the inner wall that first through-hole 7 kept away from line body 1 one side, the inside threaded connection of first screw hole has first locking screw 10, first locking screw 10 is connected with outer tube 9, outer tube 9 keeps away from one side of line body 1 and has seted up first locating hole, the actual length of outer tube 9 is decided according to the quantity in first locating hole, the one end that first locking screw 10 is close to line body 1 supports with the inner wall in first locating hole, outer tube 9 is connected with regulation pole 12 through sliding column 11, sliding column 11's diameter slightly is less than outer tube 9's internal diameter, but sliding column 11's side surface and the inner wall laminating of outer tube 9, the diameter of regulation pole 12 is less than sliding column 11's diameter.

The left end of the sliding column 11 is fixedly connected with the left end of the adjusting rod 12, the sliding column 11 is movably connected with the inside of the outer sleeve 9, the right end of the outer sleeve 9 is fixedly connected with a limiting pipe, the diameter of the sliding column 11 is larger than the inner diameter of the limiting pipe, the diameter of the adjusting rod 12 is smaller than that of the sliding column 11, the side surface of the adjusting rod 12 is attached to the inner wall of the limiting pipe, the adjusting rod 12 is connected with the inside of the second sleeve 4, a second through hole 13 is formed in the inside of the second sleeve 4, the adjusting rod 12 is located in the second through hole 13, a second threaded hole is formed in the inner wall of one side, far away from the line body 1, of the second through hole 13, a second locking screw 14 is connected with the inner thread of the second threaded hole, the second locking screw 14 is connected with the adjusting rod 12, a second positioning hole is formed in one side, far away from the line body 1, the number of the second positioning holes depends on the actual length of the adjusting rod 12, and one end, close to the line body 1, abuts against the inner wall of the second locking screw 14.

When the optical fiber jumper is used, the connectors 2 at two ends are respectively connected with the optical transceiver and the terminal box, at this time, if the bending radius of the optical fiber line body 1 is too small in the laying process, the first ferrule 3 and the second ferrule 4 can be moved to corresponding positions, the vulnerable section of the optical fiber is arranged between the first ferrule 3 and the second ferrule 4, then the relative positions of the outer sleeve 9 and the adjusting rod 12 with the first ferrule 3 and the second ferrule 4 are adjusted, the first locking screw 10 and the second locking screw 14 are used for positioning the vulnerable section, after the relative positions of the outer sleeve 9 and the adjusting rod 12 are fixed, the locking sleeves 8 on the first ferrule 3 and the second ferrule 4 are respectively screwed, at this time, the relative positions of the first ferrule 3 and the second ferrule 4 with the line body 1 are fixed, and the optical fiber section between the first ferrule 3 and the second ferrule 4 cannot be bent excessively, therefore, the effect of limiting the minimum bending radius of the optical fiber is achieved, and the condition that the fiber core is damaged due to excessive bending of the optical fiber is effectively avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-joint type optical fiber jumper wire, includes the line body (1) and two connectors (2), and left side connector (2) are connected with the left end of the line body (1), and right side connector (2) are connected with the right-hand member of the line body (1), its characterized in that: the utility model discloses a locking device for the elevator, including the wire body (1), the side surface activity of the wire body has cup jointed first lantern ring (3) and second lantern ring (4), the left side of first lantern ring (3) and the equal fixedly connected with in right side of the second lantern ring (4) are managed (5), and the left end of the left side is managed (5) and the equal fixedly connected with toper pipe (6) of the right-hand member of the right side is managed (5), and the equal threaded connection in side surface of two toper pipes (6) has locking sleeve pipe (8), the inside of first lantern ring (3) is provided with outer tube (9), outer tube (9) are connected with through sliding column (11) and adjust pole (12), adjust the internal connection of pole (12) and second lantern ring (4).

2. The double-splice type optical fiber patch cord of claim 1, wherein: the left end of the sliding column (11) is fixedly connected with the left end of the adjusting rod (12), the sliding column (11) is movably connected with the inner portion of the outer sleeve (9), the right end of the outer sleeve (9) is fixedly connected with a limiting pipe, the diameter of the sliding column (11) is larger than the inner diameter of the limiting pipe, and the diameter of the adjusting rod (12) is smaller than the diameter of the sliding column (11).

3. The double-splice type optical fiber patch cord of claim 1, wherein: a first through hole (7) is formed in the first lantern ring (3), the outer sleeve (9) is located inside the first through hole (7), a first threaded hole is formed in the inner wall, away from one side of the wire body (1), of the first through hole (7), a first locking screw (10) is connected to the inner thread of the first threaded hole, and the first locking screw (10) is connected with the outer sleeve (9).

4. The double-splice type optical fiber patch cord of claim 3, wherein: one side of the outer sleeve (9) far away from the wire body (1) is provided with a first positioning hole, and one end of the first locking screw (10) close to the wire body (1) is abutted against the inner wall of the first positioning hole.

5. The double-splice type optical fiber patch cord of claim 1, wherein: the inner part of the second lantern ring (4) is provided with a second through hole (13), the adjusting rod (12) is located inside the second through hole (13), the inner wall, far away from the wire body (1), of the second through hole (13) is provided with a second threaded hole, the inner part of the second threaded hole is in threaded connection with a second locking screw (14), the second locking screw (14) is connected with the adjusting rod (12), one far away from the wire body (1) of the adjusting rod (12) is provided with a second positioning hole, and one end, close to the wire body (1), of the second locking screw (14) abuts against the inner wall of the second positioning hole.

6. The double-splice type optical fiber patch cord of claim 1, wherein: the opposite surfaces of the two connectors (2) are respectively provided with a fixing ring (15), two outer sleeves (16) are fixedly sleeved on the side surfaces of the wire body (1), the fixing rings (15) are hinged with pull rods (17), the pull rods (17) are close to one side of the wire body (1) and fixedly connected with buckles (18), the side surfaces of the outer sleeves (16) are provided with clamping grooves (19) corresponding to the buckles, and the buckles (18) are clamped with the clamping grooves (19) in an internal mode.