CN211293361U

CN211293361U - Push-and-pull tail sleeve type LC optical fiber connector

Info

Publication number: CN211293361U
Application number: CN201922502215.4U
Authority: CN
Inventors: 王小虎; 罗涛
Original assignee: Shenzhen Adtek Technology Co ltd
Current assignee: Shenzhen Adtek Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-18
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a but push-and-pull tail shell formula LC fiber connector, include: the front frame, the inserting core, the tail handle, the spring, the stop ring, the rear frame and the tail sleeve; the back frame middle part is formed with parallelly connected connection chamber, and snap ring one end is fixed in connecting the intracavity, and other end block is fixed on the frame in the front, and in the back frame can insert the tail cover, all is equipped with a shell fragment on each preceding frame, and preceding frame inserts in the interface of jointing equipment and fixes a position through the shell fragment, and the tail cover corresponds a plurality of shell fragments and is equipped with a press device, when pulling the tail cover backward, press device can apply decurrent pressure to the shell fragment, makes the preceding frame extract jointing equipment's interface. The utility model has the advantages of simple structural design, the equipment is easy, and the cooperation of shell fragment can be realized the side direction and draw on the press device on the tail cover and the preceding frame, is particularly suitable for under intensive comprehensive wiring condition, and the connector is extracted in the side direction, and this kind of connector makes the installer operation very convenient, and work efficiency improves greatly.

Description

Push-and-pull tail sleeve type LC optical fiber connector

Technical Field

The utility model relates to an optical communication equipment technical field, concretely relates to but push-and-pull tail shell formula LC fiber connector.

Background

The LC optical fiber connector is a plastic optical fiber connector which can be inserted in a fixed direction and automatically prevent falling off, and is used for network communication. Two optical fibers are connected through physical connection, so that optical signals can be smoothly connected.

In the prior art, after the optical fiber connector is inserted into the adapter, the optical fiber connector can be pulled out only by pressing the elastic sheet from top to bottom, and after the optical fiber jumper is inserted and installed in an optical distribution frame of a cabinet, under the intensive comprehensive wiring condition, the traditional mode that the connector can be pulled out only by pressing the elastic sheet from top to bottom makes the operation of an installer inconvenient, and the working efficiency is low.

Therefore, the prior art is not sufficient and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, provide a push-and-pull tail shell formula LC fiber connector.

The technical scheme of the utility model as follows: provided is a push-pull ferrule type LC optical fiber connector, comprising: the locking device comprises a plurality of front frames, a plurality of inserting cores, a plurality of tail handles, a plurality of springs, a plurality of stop rings, a rear frame and a tail sleeve; the spring housing is arranged on the outer side of the tail handle, the inserting core is inserted into the middle of the tail handle, the stop ring is sleeved on the outer side of the spring, a plurality of connecting cavities which are connected in parallel are formed in the middle of the rear frame, one end of the stop ring is fixed in the connecting cavities, the other end of the stop ring is clamped and fixed on the front frame, the rear frame can be inserted into the tail sleeve, each elastic piece is arranged on the front frame, the front frame is inserted into an interface of connecting equipment and is positioned through the elastic pieces, the tail sleeve corresponds to a plurality of elastic pieces, a pressing device is arranged on each elastic piece, and when the tail sleeve is pulled backwards, the pressing device can apply downward pressure to the elastic pieces to enable the front frame to pull out the interface of the connecting equipment.

Further, the pressing device includes: the tail sleeve comprises a pressing platform arranged at the front end of the upper surface of the tail sleeve, a plurality of positioning holes arranged on the pressing platform, and a convex block arranged at the front end of the pressing platform and corresponding to each positioning hole.

Further, shell fragment one end is fixed the upper surface of preceding frame, the shell fragment is followed the upper surface of preceding frame upwards inclines to set up, the tail end of shell fragment is close to the tail cover sets up, the tail end of shell fragment is equipped with one and presses the splenium, press the splenium include one with locating hole matched with locating piece and with lug matched with recess, locating piece from bottom to top card is gone into in the locating hole, the lug is gone into from top to bottom in the card is gone into in the recess, when pulling backward during the tail cover, press the device can to press the splenium to apply a decurrent pressure, make the shell fragment removes downwards, will the interface of connecting device is extracted to the connector.

Furthermore, an included angle formed between the elastic sheet and the upper surface of the front frame is an acute angle.

Furthermore, the connector is two groups of parallel connectors, the number of the front frame, the number of the insertion core, the number of the tail handle, the number of the spring and the number of the stop ring are two, and the number of the positioning holes and the number of the convex blocks are two and are arranged side by side.

Further, the rear frame includes: the back frame body, locate inside a plurality of wall of back frame body, locate respectively the wall left and right sides wall reaches a plurality of draw-in grooves of back frame body left and right sides wall inboard, locate respectively a plurality of screens in the back frame body left and right sides wall outside, locate the inlet of back frame body rear end, it is a plurality of the wall will the inside of back frame body has been cut apart into a plurality of connect the chamber, be located same connect two in chamber the draw-in groove sets up relatively.

Further, the snap ring includes: the stop ring comprises a stop ring body, first fixture blocks respectively arranged on the left side wall and the right side wall of the rear end of the stop ring body, and a plurality of second fixture blocks respectively arranged on the left side wall and the right side wall of the front end of the stop ring body, wherein the first fixture blocks can be clamped into the clamping grooves to realize the connection and fixation of the stop ring and the rear frame.

The front frame further comprises: the front frame body and the plurality of first bayonets respectively arranged on the two side walls of the rear end of the front frame body, the second clamping block can be clamped into the first bayonets to realize the connection and fixation of the stop ring and the front frame.

Further, the tail cover still includes: the tail sleeve body, locate respectively on the wall of tail sleeve body left and right sides and with screens matched with second bayonet socket, locate the antislip strip of tail sleeve body rear end.

Furthermore, the rear frame is divided into a rear frame upper cover and a rear frame lower cover, and the rear frame upper cover and the rear frame lower cover can be buckled and matched to form a whole.

According to the above technical scheme, the utility model has the advantages of structural design is simple, the equipment is easy, and the cooperation of shell fragment can be realized the side direction and draw on the press device on the tail cover and the preceding frame, is particularly suitable for under intensive comprehensive wiring condition, and the connector is extracted to the side direction, and this kind of connector makes installer operation very convenient, and work efficiency improves greatly.

Drawings

Fig. 1 is a schematic structural view of the assembled connector of the present invention;

fig. 2 is an exploded view of the connector of the present invention;

fig. 3 is a schematic structural view of a rear frame in the connector of the present invention;

fig. 4 is a schematic structural view of the stop ring of the connector of the present invention;

fig. 5 is a schematic structural view of a tail sleeve in the connector of the present invention;

fig. 6 is a schematic structural diagram of the front frame of the connector of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, the present invention provides a push-pull tail sleeve type LC fiber connector, wherein the connector is a parallel connector, comprising: the device comprises a plurality of front frames 1, a plurality of inserting cores 2, a plurality of tail handles 3, a plurality of springs 4, a plurality of stop rings 5, a rear frame 6 and a tail sleeve 7. The spring 4 is sleeved on the outer side of the tail handle 3, the inserting core 2 is inserted into the middle of the tail handle 3, the stop ring 5 is sleeved on the outer side of the spring 4, the middle of the rear frame 6 is provided with a plurality of connecting cavities 66 which are connected in parallel, one end of the stop ring 5 is fixed in the connecting cavities 66, the other end of the stop ring is clamped and fixed on the front frame 1, and the rear frame 6 can be inserted into the tail sleeve 7. The tail sleeve 7 is provided with a pressing device 8, and the front frame 1 is provided with an elastic sheet 9 matched with the pressing device 8. The front frame 1 is inserted into an interface of the connecting equipment and fixed through the elastic sheet 9, the tail sleeve 7 is pulled backwards to enable the pressing device 8 to apply a downward force to the elastic sheet 9, the purpose of pulling the connector out of the interface of the connecting equipment is achieved, the use is convenient, and the working efficiency of installation workers is greatly improved.

Referring to fig. 2 and fig. 3, in particular, in the present embodiment, the rear frame 6 includes: the rear frame body 61, locate a plurality of wall 62 inside the rear frame body 61, locate respectively wall 62 left and right sides wall and a plurality of draw-in grooves 63 of rear frame body 61 left and right sides wall inboard, locate respectively a plurality of screens 64 in the rear frame body 61 left and right sides wall outside, locate the inlet 65 of rear frame body 61 rear end. The plurality of partitions 62 divide the inside of the rear frame body 61 into a plurality of connection cavities 66, and the two locking grooves 63 located in the same connection cavity 66 are arranged oppositely. Specifically, in this embodiment, the rear frame 6 is divided into a rear frame upper cover and a rear frame lower cover, and the rear frame upper cover and the rear frame lower cover can be buckled and matched to form a whole, so that the connector can be assembled more conveniently by adopting the matching method.

Referring to fig. 2 to 4, the stop ring 5 includes: the stop ring comprises a stop ring body 51, first fixture blocks 52 respectively arranged on the left side wall and the right side wall of the rear end of the stop ring body 51, and a plurality of second fixture blocks 53 respectively arranged on the left side wall and the right side wall of the front end of the stop ring body 51, wherein the first fixture blocks 52 can be clamped into the clamping grooves 63 to realize the connection and fixation of the stop ring 5 and the rear frame 6.

Referring to fig. 2 to 6, the tail sleeve 7 includes: the tail sleeve comprises a tail sleeve body 71, second bayonets 72 arranged on the left side wall and the right side wall of the tail sleeve body 71 and matched with the clamping positions 64, and anti-slip strips 73 arranged at the rear end of the tail sleeve body 71, wherein the pressing device 8 is arranged at the front end of the upper surface of the tail sleeve body 71. The screens 64 on the rear frame 6 can be clamped into the second bayonets 72 to realize the connection between the rear frame 6 and the tail sleeve 7 is fixed, and the antislip strips 73 facilitate the plugging and unplugging of the connector and prevent slipping. The pressing device 8 includes: the tail sleeve comprises a pressing platform 81 arranged at the front end of the upper surface of the tail sleeve body 71, a plurality of positioning holes 82 arranged on the pressing platform 81, and a bump 83 arranged at the front end of the pressing platform 81 and corresponding to each positioning hole 82. The pressing means 8 may be provided according to the number of parallel coupling heads, specifically, two sets of parallel coupling heads in the present embodiment, and the number of the positioning holes 82 and the projections 83 are two arranged side by side. The front frame 1 further includes: the front frame comprises a front frame body 11 and a plurality of first bayonets 12 respectively arranged on two side walls of the rear end of the front frame body 11. The second clamping block 53 can be clamped into the first clamping opening 12 to realize the connection and fixation of the stop ring 5 and the front frame 1. The front end of the elastic sheet 9 is a fixing part 91, the fixing part 91 is fixed on the upper surface of the front frame 1, the elastic sheet 9 is arranged upwards along the upper surface of the front frame 1, and the tail part of the elastic sheet 9 is close to the side of the tail sleeve 7. Specifically, an included angle formed between the elastic sheet 9 and the upper surface of the front frame 1 is an acute angle. The tail of the elastic sheet 9 is provided with a pressing part, the pressing part comprises a positioning block 92 matched with the positioning hole 82 and a groove 93 matched with the lug 83, the positioning block 92 is clamped into the positioning hole 82 from bottom to top, and the lug 83 is clamped into the groove 93 from top to bottom. When the tail sleeve 7 is pulled backwards, the pressing device 8 applies a downward pressure to the pressing portion 91, so that the elastic sheet 9 moves downwards to pull the connector out of the interface of the connecting device. The front end of the front frame 1 is inserted into an interface of the connecting device, when the connector needs to be pulled out, only the tail sleeve 7 needs to be pulled backwards, and when the pressing device 8 is pulled backwards, a downward pressure presses the pressing part 91 to move downwards, so that the connector is pulled out smoothly, and the connector is simple, convenient and easy to operate. When a plurality of front frames 1 are connected in parallel, the pulling-out can be simultaneously controlled in an interlocking manner.

Referring to fig. 1 and fig. 2 again, during assembly, the optical fiber 10 passes through the tail sleeve 7, the rear frame 6, the stop ring 5, the spring 4, the tail handle 3 and the ferrule 2, respectively, and the optical fiber is fixed at the ferrule 2 by using special glue; the ferrule 2, the tail handle 3 and the spring 4 are fixed in the front frame 1 by the stop ring 5, the rear end of the stop ring 5 is fixed in the connecting cavity 66 of the rear frame 6, the tail sleeve 7 is sleeved on the rear frame 6, and the elastic sheet 9 is matched with the pressing device 8. Through pulling tail cover 7 backward, and then pulling pressing device 8 backward for pressing device 8 can apply a decurrent pressure for shell fragment 9, makes the connector can extract connecting device such as adapter, and convenient to use has improved installer's work efficiency greatly, can coordinated control and coupling head moreover.

Referring to fig. 1, specifically, the connector of the present invention may be an independent joint or a parallel joint, specifically, the connector in this embodiment is two parallel joints, and the number of the front frame 1, the ferrule 2, the tail handle 3, the spring 4, and the stop ring 5 is two.

To sum up, the utility model discloses a structural design is simple, the equipment is easy, and the cooperation of shell fragment can be realized the side direction and draw on the press device on the tail cover and the preceding frame, is particularly suitable for under intensive comprehensive wiring condition, and the connector is extracted to the side direction, and this kind of connector makes installer operation very convenient, and work efficiency improves greatly.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A push-pull tail sleeve type LC optical fiber connector is characterized by comprising: the locking device comprises a plurality of front frames, a plurality of inserting cores, a plurality of tail handles, a plurality of springs, a plurality of stop rings, a rear frame and a tail sleeve; the spring housing is arranged on the outer side of the tail handle, the inserting core is inserted into the middle of the tail handle, the stop ring is sleeved on the outer side of the spring, a plurality of connecting cavities which are connected in parallel are formed in the middle of the rear frame, one end of the stop ring is fixed in the connecting cavities, the other end of the stop ring is clamped and fixed on the front frame, the rear frame can be inserted into the tail sleeve, each elastic piece is arranged on the front frame, the front frame is inserted into an interface of connecting equipment and is positioned through the elastic pieces, the tail sleeve corresponds to a plurality of elastic pieces, a pressing device is arranged on each elastic piece, and when the tail sleeve is pulled backwards, the pressing device can apply downward pressure to the elastic pieces to enable the front frame to pull out the interface of the connecting equipment.

2. The push-pull boot LC fiber optic connector according to claim 1, wherein said pressing means comprises: the tail sleeve comprises a pressing platform arranged at the front end of the upper surface of the tail sleeve, a plurality of positioning holes arranged on the pressing platform, and a convex block arranged at the front end of the pressing platform and corresponding to each positioning hole.

3. The push-pull tail sleeve type LC optical fiber connector according to claim 2, wherein one end of the elastic piece is fixed on the upper surface of the front frame, the elastic piece is disposed obliquely upward along the upper surface of the front frame, the tail end of the elastic piece is disposed close to the tail sleeve, a pressing portion is disposed at the tail end of the elastic piece, the pressing portion includes a positioning block matched with the positioning hole and a groove matched with the protrusion, the positioning block is clamped into the positioning hole from bottom to top, the protrusion is clamped into the groove from top to bottom, when the tail sleeve is pulled backward, the pressing device applies a downward pressure to the pressing portion, so that the elastic piece moves downward to pull out the connector from the interface of the connection device.

4. The push-pull boot type LC optical fiber connector according to claim 3, wherein an included angle formed by the resilient tab and the upper surface of the front frame is an acute angle.

5. The push-pull tail sleeve type LC optical fiber connector according to claim 4, wherein the connector is two sets of parallel connectors, the number of the front frame, the ferrule, the tail handle, the spring and the stop ring is two, and the number of the positioning holes and the number of the protrusions are two arranged side by side.

6. The push-pull boot LC fiber optic connector of claim 1, wherein the rear frame comprises: the back frame body, locate inside a plurality of wall of back frame body, locate respectively the wall left and right sides wall reaches a plurality of draw-in grooves of back frame body left and right sides wall inboard, locate respectively a plurality of screens in the back frame body left and right sides wall outside, locate the inlet of back frame body rear end, it is a plurality of the wall will the inside of back frame body has been cut apart into a plurality of connect the chamber, be located same connect two in chamber the draw-in groove sets up relatively.

7. The push-pull boot LC fiber optic connector of claim 6, wherein the stop ring comprises: the locking ring comprises a locking ring body, first clamping blocks respectively arranged on the left side wall and the right side wall of the rear end of the locking ring body, and a plurality of second clamping blocks respectively arranged on the left side wall and the right side wall of the front end of the locking ring body, wherein the first clamping blocks can be clamped into the clamping grooves to realize the connection and fixation of the locking ring and the rear frame;

8. The push-pull boot LC fiber optic connector of claim 6, wherein the boot further comprises: the tail sleeve body, locate respectively on the wall of tail sleeve body left and right sides and with screens matched with second bayonet socket, locate the antislip strip of tail sleeve body rear end.

9. The push-pull tail sleeve type LC optical fiber connector according to claim 6, wherein the rear frame is divided into a rear frame upper cover and a rear frame lower cover, and the rear frame upper cover and the rear frame lower cover can be buckled and matched to form a whole.