CN212781369U - But optic fibre coupling connector of plug connection - Google Patents

Abstract

The utility model discloses an optical fiber coupling connector that plug is connected relates to optical fiber coupling technical field, including head rod and second connecting rod, the internal surface one side fixedly connected with compression cylinder of a spacing section of thick bamboo, the internal surface fixedly connected with first fixture block of spread groove, the guide slot has been seted up to the internal surface of a spacing section of thick bamboo, and the second connecting rod is close to the one end fixedly connected with second fixture block of head rod. The utility model discloses a set up spacing section of thick bamboo, pressing cylinder and compact heap, pressing block and slipmat compress tightly the optical fiber cable, through setting up first fixture block and ring groove, fixed spacing to spacing section of thick bamboo, this device compact structure, easy operation improves work efficiency greatly, through setting up the second fixture block, can connect head rod and second connecting rod chucking, through setting up gland nut and fixed block, through double-deck fixed, can effectually prevent that head rod and second connecting rod from taking place the condition of fracture separation.

Description

But optic fibre coupling connector of plug connection

Technical Field

The utility model relates to an optical fiber coupler technical field specifically is an optical fiber coupling connector of plug connection.

Background

The optical fiber coupler is also called a splitter, a connector, an adapter and an optical fiber flange plate. The optical fiber branching/combining device is an element for realizing optical signal branching/combining or for prolonging an optical fiber link, belongs to the field of optical passive elements, and is applied to telecommunication networks, cable television networks, subscriber loop systems and local area networks. The device is an optical passive device and is a component used for connecting two or more optical fibers, enabling optical signals transmitted in the optical fibers to be coupled in a special coupling area and distributing optical power or wavelength. The device for detachable connection between optical fibre and optical fibre is characterized by that two end faces of optical fibre are precisely butt-jointed together, so that the light energy outputted by transmitting optical fibre can be maximally coupled into receiving optical fibre, and its interference in optical link can be maximally reduced, so that the influence of said optical link on system can be maximally reduced. Fiber couplers have been widely used in fiber optic systems since now, and are used in telecommunication networks, cable television networks, subscriber loop systems, and local area networks. In use, two lengths of fibre optic line are connected to two interfaces of a fibre optic coupler and then combined together.

At present, when an optical fiber circuit is connected to a coupler interface, the existing coupling connector has complex operation steps, influences the installation efficiency and has high learning cost; there is also room for improvement in that the two interface connections of the coupling connector are not sufficiently tight and risk breaking in the event of external forces.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a but fiber coupling connector of plug connection has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including head rod and second connecting rod, the surface of second connecting rod has cup jointed spacing section of thick bamboo, the internal surface one side fixedly connected with clamping cylinder of spacing section of thick bamboo, one side sliding connection that the second connecting rod is close to the clamping cylinder has the compact heap, the spread groove has been seted up at the surface middle part of second connecting rod, the first fixture block of internal surface fixedly connected with of spread groove, the ring groove with first fixture block looks adaptation is seted up to internal surface one side of spacing section of thick bamboo, the guide slot has been seted up to the internal surface of spacing section of thick bamboo, the one end fixedly connected with second fixture block that the second connecting rod is close to the head rod, one side external surface fixedly connected with fixed block that the second connecting rod is close to the second fixture block, the one end threaded connection that the head rod is close.

Optionally, the lower end of the pressing block is fixedly connected with an anti-slip pad, the anti-slip pad is made of PVC materials, an optical fiber cable is fixedly connected to the lower side of the anti-slip pad, and one end, far away from the pressing block, of the second connecting rod is inserted with a contact pin.

Optionally, the number of guide slots is two, two the guide slots are the symmetric distribution, the number of spacing section of thick bamboo is two, two the spacing section of thick bamboo is the symmetric distribution, the number of compact heap is two, two the compact heap is the symmetric distribution.

Optionally, the number of the second fixture blocks is four, the four second fixture blocks are distributed in an annular array, and a fixing groove matched with the second fixture blocks is formed in one side, close to the second fixture blocks, of the outer surface of the first connecting rod.

Optionally, the number of the fixed blocks is four, four the fixed blocks are distributed in an annular array, and one side of the fixed block far away from the second fixture block is fixedly connected with a sealing ring.

Optionally, an annular groove matched with the fixing block and the sealing ring is formed in one side, close to the fixing block, of the inner surface of the sealing nut, and the sealing ring is made of silicon rubber.

(III) advantageous effects

The utility model provides an optical fiber coupling connector of plug connection possesses following beneficial effect:

1. this but optical fiber coupling connector of plug connection through setting up spacing section of thick bamboo, clamping cylinder and compact heap, and the clamping cylinder can be pressing compact heap and slipmat and compressing tightly the optical fiber cable when sliding spacing section of thick bamboo to the inboard, through setting up first fixture block and ring groove, and first fixture block is fixed spacing to spacing section of thick bamboo again after compressing tightly the optical fiber cable, and this device compact structure, easy operation improves work efficiency greatly.

2. This but fiber coupling connector of plug connection through setting up the second fixture block, can be with head rod and second connecting rod chucking connection, through setting up gland nut and fixed block, can fix head rod and second connecting rod once more, and through double-deck fixed, can effectually prevent that the condition of fracture separation from taking place for head rod and second connecting rod.

Drawings

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

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic view of the front perspective sectional structure of the present invention;

fig. 4 is a schematic side view of the cross-sectional structure of the present invention.

In the figure: 1. a limiting cylinder; 2. a seal nut; 3. a first connecting rod; 4. a second connecting rod; 5. a fiber optic cable; 6. a compression block; 7. a non-slip mat; 8. a first clamping block; 9. a second fixture block; 10. a fixed block; 11. inserting a pin; 12. an annular neck; 13. a compression cylinder; 14. a guide groove; 15. connecting grooves; 17. and (5) sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a pluggable optical fiber coupling connector comprises a first connecting rod 3 and a second connecting rod 4, wherein the outer surface of the second connecting rod 4 is sleeved with a limiting cylinder 1, one side of the inner surface of the limiting cylinder 1 is fixedly connected with a pressing cylinder 13, one side of the second connecting rod 4 close to the pressing cylinder 13 is slidably connected with a pressing block 6, the lower end of the pressing block 6 is fixedly connected with an antiskid pad 7, the antiskid pad 7 is made of PVC (polyvinyl chloride) materials, the lower side of the antiskid pad 7 is fixedly connected with an optical fiber cable 5, one end of the second connecting rod 4 far away from the pressing block 6 is inserted with a contact pin 11, the middle part of the outer surface of the second connecting rod 4 is provided with a connecting groove 15, the inner surface of the connecting groove 15 is fixedly connected with a first clamping block 8, one side of the inner surface of the limiting cylinder 1 is provided with an annular clamping groove 12 matched with the first clamping, two guide slots 14 are the symmetric distribution, the quantity of a spacing section of thick bamboo 1 is two, two spacing section of thick bamboo 1 are the symmetric distribution, the quantity of compact heap 6 is two, two compact heaps 6 are the symmetric distribution, second connecting rod 4 is close to the one end fixedly connected with second fixture block 9 of head rod 3, the quantity of second fixture block 9 is four, four second fixture blocks 9 are the annular array and distribute, the fixed slot with the looks adaptation of second fixture block 9 is seted up to one side that the surface of head rod 3 is close to second fixture block 9, one side outer fixed surface fixedly connected with fixed block 10 that second connecting rod 4 is close to second fixture block 9, the quantity of fixed block 10 is four, four fixed blocks 10 are the annular array and distribute, one side fixedly connected with sealing washer 17 that second fixture block 9 is kept away from to fixed block 10, one end threaded connection that head rod 3 is close to second connecting rod 4 has seal nut 2, one side that seal nut 2 internal surfaces is close to fixed block 10 is seted up with The sealing ring 17 is made of silicon rubber.

When the optical fiber cable fixing device is used, the stripped optical fiber cable 5 is firstly inserted into the second connecting rod 4 from one end far away from the inserting needle 11, when the optical fiber cable 5 is in contact with the inserting needle 11, the limiting cylinder 1 is pushed by hands in the direction of the inserting needle 11, the limiting cylinder 1 pulls the pressing cylinder 13 to move in the same direction, meanwhile, the pressing cylinder 13 can push the pressing block 6, the pressing block 6 and the anti-slip pad 7 are pushed by the pressing cylinder 13 to press the optical fiber cable 5 tightly, the limiting cylinder 1 is continuously pushed, when the optical fiber cable is pushed for a certain distance, the first clamping block 8 is clamped into the annular clamping groove 12 due to the elasticity of the first clamping block 8, the limiting cylinder 1 is clamped and fixed on the second connecting rod 4, at the moment, the optical fiber cable 5 is fixed on the second connecting rod 4, and the other optical fiber cable 5 is; then, two hands are used for controlling a second clamping block 9 on a second connecting rod 4 to be inserted into a fixing groove on the first connecting rod 3, the first connecting rod 3 and the second connecting rod 4 are clamped and fixedly connected, the second clamping block 9 and the first clamping block 8 are elastic, finally, the first connecting rod 3 and the second connecting rod 4 are fixedly connected through threads by rotating a sealing nut 2, and the sealing nut 2 has a waterproof function; when the first connecting rod 3 and the second connecting rod 4 are to be separated, the sealing nut 2 is firstly unscrewed, and then the first connecting rod 3 and the second connecting rod 4 can be separated by slightly pulling the first connecting rod 3 and the second connecting rod 4 outwards with two hands; if the optical fiber cable 5 needs to be detached, the limiting cylinder 1 only needs to be rotated in any direction, the limiting cylinder 1 can be pulled outwards when the limiting cylinder 1 is overlapped with the guide groove 14, and then the optical fiber cable 5 can be pulled out.

To sum up, the utility model discloses a set up spacing section of thick bamboo 1, clamping cylinder 13 and compact heap 6, clamping cylinder 13 can be pressing compact heap 6 and slipmat 7 and compress tightly optical fiber cable 5 when sliding spacing section of thick bamboo 1 to the inboard, through setting up first fixture block 8 and ring groove 12, first fixture block 8 is fixed spacing section of thick bamboo 1 again after compressing tightly optical fiber cable 5, this device compact structure, and easy operation, the work efficiency is greatly improved, through setting up second fixture block 9, can be connected head rod 3 and 4 chucking of second connecting rod, through setting up gland nut 2 and fixed block 10, can fix head rod 3 and second connecting rod 4 once more, through double-deck fixed, can effectually prevent the condition that head rod 3 and second connecting rod 4 take place the fracture separation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a but fiber coupling connector of plug connection, includes head rod (3) and second connecting rod (4), its characterized in that: the outer surface of the second connecting rod (4) is sleeved with a limiting cylinder (1), one side of the inner surface of the limiting cylinder (1) is fixedly connected with a pressing cylinder (13), one side, close to the pressing cylinder (13), of the second connecting rod (4) is connected with a pressing block (6) in a sliding mode, the middle of the outer surface of the second connecting rod (4) is provided with a connecting groove (15), the inner surface of the connecting groove (15) is fixedly connected with a first clamping block (8), one side of the inner surface of the limiting cylinder (1) is provided with an annular clamping groove (12) matched with the first clamping block (8), the inner surface of the limiting cylinder (1) is provided with a guide groove (14), one end, close to the first connecting rod (3), of the second connecting rod (4) is fixedly connected with a second clamping block (9), and the outer surface, close to the second clamping block (9), of the second connecting, and one end of the first connecting rod (3) close to the second connecting rod (4) is in threaded connection with a sealing nut (2).

2. The fiber-coupled pluggable connection connector of claim 1, wherein: the lower extreme fixedly connected with slipmat (7) of compact heap (6), the material of slipmat (7) is the PVC material, the downside fixedly connected with fiber cable (5) of slipmat (7), the one end that compact heap (6) were kept away from in second connecting rod (4) is pegged graft and is had contact pin (11).

3. The fiber-coupled pluggable connection connector of claim 1, wherein: the quantity of guide slot (14) is two, two guide slot (14) are the symmetric distribution, the quantity of spacing section of thick bamboo (1) is two, two spacing section of thick bamboo (1) is the symmetric distribution, the quantity of compact heap (6) is two, two compact heap (6) are the symmetric distribution.

4. The fiber-coupled pluggable connection connector of claim 1, wherein: the number of the second clamping blocks (9) is four, the second clamping blocks (9) are distributed in an annular array, and one side, close to the second clamping blocks (9), of the outer surface of the first connecting rod (3) is provided with fixing grooves matched with the second clamping blocks (9).

5. The fiber-coupled pluggable connection connector of claim 1, wherein: the quantity of fixed block (10) is four, four fixed block (10) are the annular array and distribute, one side fixedly connected with sealing washer (17) of second fixture block (9) are kept away from in fixed block (10).

6. The fiber-coupled pluggable connection connector of claim 1, wherein: one side of the inner surface of the sealing nut (2) close to the fixing block (10) is provided with an annular groove matched with the fixing block (10) and the sealing ring (17), and the sealing ring (17) is made of silicon rubber.

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