CN211554385U - Push-and-pull tail sleeve type LC optical fiber connector - Google Patents

Abstract

The utility model discloses a but push-and-pull tail shell formula LC fiber connector, include: the 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 pressing sheet, a rear frame and a tail sleeve; the back frame middle part is formed with a plurality of connection chambeies that connect in parallel, check ring one end is fixed in connecting the intracavity, other end block is fixed on the frame in the front, the back frame can insert in the tail cover, be equipped with a shell fragment on the preceding frame, preceding frame inserts in jointing equipment's the interface and fixes a position through the shell fragment, the middle part of pressing the piece is rotated and is fixed at the upper surface of back frame, the front end is mutually supported with the shell fragment, the rear end is fixed with tail cover block, through pulling the tail cover backward and drive the pressing piece rearward movement, and then apply decurrent pressure to the shell fragment, the realization is extracted the jointing equipment interface with the. The utility model discloses a structural design is simple, the equipment is easy, is particularly suitable for intensive comprehensive wiring condition, and the connector is extracted to the side direction makes 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 after the elastic sheet is pressed vertically, when the optical patch cord is inserted and installed in the optical distribution frame of the cabinet, under the intensive comprehensive wiring condition, the traditional mode that the connector can be pulled out only by pressing the elastic sheet vertically 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: the utility model provides a but push-and-pull tail shell formula LC fiber connector, includes: the 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 pressing sheet, a rear frame and a tail sleeve; the spring housing is located the caudal peduncle outside, the lock pin inserts caudal peduncle middle part, the retaining ring cover is located the outside of spring, the back frame middle part is formed with a plurality of connection chambeies that connect in parallel, retaining ring one end is fixed connect the intracavity, and other end block is fixed on the preceding frame, the back frame can insert in the caudal peduncle, be equipped with a shell fragment on the preceding frame, the preceding frame inserts in the interface of jointing equipment and passes through the shell fragment is fixed a position, the middle part of pressing the piece rotates to be fixed the upper surface of back frame, the front end with the shell fragment is mutually supported, the rear end with the caudal peduncle block is fixed, through pulling backward the tail cover drives press the piece rearward movement, press the piece can to a decurrent pressure is applyed to the shell fragment, realize will the connector extracts the jointing equipment interface.

Further, the pressing piece includes: the pressing head is arranged at the front end of the pressing sheet body, and the third clamping block is arranged at the rear end of the pressing sheet body.

Further, the shell fragment includes the fixed part and presses the splenium, the fixed part is fixed the upper surface of preceding frame, press the splenium along the upper surface tilt up setting of preceding frame makes the shell fragment with preceding frame upper surface is certain angle setting, press the splenium to be close to this one side of tail cover sets up, the press head with press the splenium to mutually support, the press head can give when pulling backward press a decurrent pressure of splenium, make the shell fragment descends after the pressurized, gets rid of the automatic bounce after the external force.

Furthermore, a certain angle is an acute angle, a groove with an upward opening is formed in the pressing portion, and the pressing head can be clamped into the groove.

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 wire of back frame body rear end, locate two pressing piece fixed walls that back frame body upper surface and relative set up, locate two respectively through-hole on the pressing piece fixed wall, it is a plurality of to cut apart into the inside of back frame body connect the chamber, be located same connect two of chamber the draw-in groove sets up relatively, the rotation axis can pass the through-hole is realized the pressing piece is in rotatory fixed on the back frame.

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 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 bayonets to realize the connection and fixation of the stop ring and the front frame.

Further, the tail sleeve includes: the tail sleeve body, locate two openings of tail sleeve body upper surface, locate two fourth fixture block in the middle of the opening, locate respectively on the wall of tail sleeve body left and right sides and with screens matched with locating hole, two can block into two respectively according to the fixed wall of pressing plate in the opening, the third fixture block can with fourth fixture block makes the rear end of pressing plate is fixed on the tail sleeve.

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.

Furthermore, the connector is two sets of parallel connectors, and the number of the front frame, the insertion core, the tail handle, the spring and the stop ring is two.

According to the above technical scheme, the utility model discloses a structural design is simple, the equipment is easy, and the cooperation of shell fragment can realize the side direction and draw on pressing the piece 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 the 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 front frame in the connector of the present invention;

fig. 6 is a schematic structural view of a pressing piece in the connector of the present invention;

fig. 7 is a schematic structural view of the tail sleeve 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 optical fiber connector, including: 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 pressing sheet 6, a rear frame 7 and a tail sleeve 8. 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 7 is provided with a plurality of connecting cavities 10 which are connected in parallel, one end of the stop ring 5 is fixed in the connecting cavity 10, the other end of the stop ring is clamped and fixed on the front frame 1, the rear frame 7 can be inserted into the tail sleeve 8, the middle of the pressing piece 6 is rotated and fixed on the upper surface of the rear frame 7, the front end of the pressing piece is matched with the front frame 1, and the rear end of the pressing piece is clamped and fixed with the tail sleeve 8. Wherein in preceding frame 1 inserts the interface of connecting device, through drawing backward tail cover 8 makes pressing piece 6 with preceding frame 1 cooperation is realized will connecting device's purpose is extracted to the connector, and convenient to use has improved installer's work efficiency greatly.

Referring to fig. 2 and fig. 3, in particular, in the present embodiment, the rear frame 7 includes: the rear frame comprises a rear frame body 71, a plurality of partitions 72 arranged inside the rear frame body 71, a plurality of clamping grooves 73 respectively arranged on the left side wall and the right side wall of the partitions 72 and on the inner sides of the left side wall and the right side wall of the rear frame body 71, a plurality of clamping positions 74 respectively arranged on the outer sides of the left side wall and the right side wall of the rear frame body 71, a wire inlet 75 arranged at the rear end of the rear frame body 71, two pressing sheet fixing walls 76 arranged on the upper surface of the rear frame body 71 and oppositely arranged, and through holes 77 respectively arranged on the two pressing sheet fixing walls 76. The plurality of partitions 72 divide the inside of the rear frame body 71 into a plurality of connection cavities 10, and the two locking grooves 73 located in the same connection cavity 10 are arranged oppositely. Specifically, in this embodiment, the rear frame 7 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 assembly of the connector is more convenient by adopting the matching mode.

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 73 to realize the connection and fixation of the stop ring 5 and the rear frame 7.

Referring to fig. 2 to 6, the front frame 1 includes: preceding frame body 11, locate respectively a plurality of bayonets 12 of 11 rear end both sides walls of preceding frame body, locate the shell fragment 13 of preceding frame body 12 upper surface, second fixture block 53 can be gone into realize in bayonet 12 retaining ring 5 with preceding frame 1's connection is fixed, shell fragment 13 includes fixed part 131 and presses the splenium 132, fixed part 132 is fixed on the preceding frame body 11, press splenium 132 to follow the upper surface of preceding frame body 11 sets up to the slope, makes shell fragment 13 with preceding frame body 11 is certain angle setting, and this angle is the acute angle, press splenium 132 to be close to 8 one side settings of tail cover. The pressing piece 6 includes: the pressing piece comprises a pressing piece body 61, rotating shafts 62 respectively arranged on two side walls in the middle of the pressing piece body 61, a pressing head 63 arranged at the front end of the pressing piece body 61, and a third clamping block 64 arranged at the rear end of the pressing piece body 61, wherein the rotating shafts 62 can penetrate through the through holes 77 in the rear frame 7 to realize the rotary fixing of the pressing piece 6 on the rear frame 7. The pressing part 132 is provided with a groove, the pressing head 63 can be clamped into the groove of the pressing part 132, when a plurality of front frames 1 are connected in parallel, the pressing parts 132 are arranged side by side, and the length of the pressing head 63 is changed to be matched with the pressing part 132. 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 8 needs to be pulled outwards, and the pressing head 63 can be pressed by downward pressure when pulled backwards to press the pressing part 132 to move downwards, so that the connector can be pulled out smoothly, and the connecting device 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. 2, 3, 6 and 7, the tail sleeve 8 includes: the tail sleeve comprises a tail sleeve body 81, two openings 82 arranged on the upper surface of the tail sleeve body 81, a fourth fixture block 83 arranged between the two openings 82, and positioning openings 84 arranged on the left side wall and the right side wall of the tail sleeve body 81 and matched with the clamping positions 74. The clamping position 74 on the rear frame 7 can be clamped into the positioning hole 84 to realize the connection and fixation of the rear frame 7 and the tail sleeve 8. The two pressing piece fixing walls 76 on the rear frame 7 can be respectively clamped into the two openings 82, and the third latch 64 on the pressing piece 6 can be clamped with the fourth latch 83, so that the rear end of the pressing piece 6 is fixed on the tail sleeve 8.

Referring to fig. 1 and fig. 2 again, during assembly, the optical fiber 9 is respectively passed through the tail sleeve 8, the rear frame 7, the stop ring 5, the spring 4, the tail handle 3 and the ferrule 2, and the optical fiber is fixed at the ferrule 2 by using special glue; the lock pin 2, the tail handle 3 and the spring 4 are fixed in the front frame 1 by a stop ring 5; the rear end of the stop ring 5 is fixed in the connecting cavity 10 of the rear frame 7, and the pressing sheet 6 is fixed on the rear frame 7; and then the tail sleeve 8 is sleeved on the rear frame 7. Through pulling back tail cover 8, and then pulling pressing sheet 6 backward for pressing head 63 has a decurrent pressure, thereby oppresses preceding shell fragment 13 on frame 1 according to splenium 132 downwards, 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.

Specifically, the connector can be solitary joint, also can be and connect the head, specifically, in this embodiment the connector is two sets of and connects the head, the quantity of preceding frame 1, lock pin 2, caudal peduncle 3, spring 4, retaining 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 realize the side direction and draw on pressing the piece and 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 (9)

1. The utility model provides a can push and pull tail shell formula LC fiber connector which characterized in that includes: the 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 pressing sheet, a rear frame and a tail sleeve; the spring housing is located the caudal peduncle outside, the lock pin inserts caudal peduncle middle part, the retaining ring cover is located the outside of spring, the back frame middle part is formed with a plurality of connection chambeies that connect in parallel, retaining ring one end is fixed connect the intracavity, and other end block is fixed on the preceding frame, the back frame can insert in the caudal peduncle, be equipped with a shell fragment on the preceding frame, the preceding frame inserts in the interface of jointing equipment and passes through the shell fragment is fixed a position, the middle part of pressing the piece rotates to be fixed the upper surface of back frame, the front end with the shell fragment is mutually supported, the rear end with the caudal peduncle block is fixed, through pulling backward the tail cover drives press the piece rearward movement, press the piece can to a decurrent pressure is applyed to the shell fragment, realize will the connector extracts the jointing equipment interface.

2. A push-pull boot LC fiber optic connector according to claim 1, wherein the pressing tab comprises: the pressing head is arranged at the front end of the pressing sheet body, and the third clamping block is arranged at the rear end of the pressing sheet body.

3. The push-pull tail sleeve type LC optical fiber connector according to claim 2, wherein the elastic sheet comprises a fixing portion and a pressing portion, the fixing portion is fixed on the upper surface of the front frame, the pressing portion is arranged to incline upwards along the upper surface of the front frame, so that the elastic sheet and the upper surface of the front frame form a certain angle, the pressing portion is arranged close to the tail sleeve, the pressing head and the pressing portion are matched with each other, when the pressing head is pulled backwards, downward pressure can be applied to the pressing portion, the elastic sheet descends after being pressed, and the elastic sheet automatically bounces after external force is removed.

4. A push-pull tail sleeve type LC optical fiber connector according to claim 3, wherein the certain angle is an acute angle, the pressing portion is provided with a groove with an upward opening, and the pressing head can be snapped into the groove.

5. A push-pull boot LC fiber optic connector as claimed in claim 2, wherein said 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 wire of back frame body rear end, locate two pressing piece fixed walls that back frame body upper surface and relative set up, locate two respectively through-hole on the pressing piece fixed wall, it is a plurality of to cut apart into the inside of back frame body connect the chamber, be located same connect two of chamber the draw-in groove sets up relatively, the rotation axis can pass the through-hole is realized the pressing piece is in rotatory fixed on the back frame.

6. A push-pull boot type LC fiber connector according to claim 5, wherein said 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;

the front frame further comprises: the front frame body and the plurality of 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 bayonets to realize the connection and fixation of the stop ring and the front frame.

7. A push-pull boot type LC fiber connector according to claim 6, wherein said boot comprises: the tail sleeve body, locate two openings of tail sleeve body upper surface, locate two fourth fixture block in the middle of the opening, locate respectively on the wall of tail sleeve body left and right sides and with screens matched with locating hole, two can block into two respectively according to the fixed wall of pressing plate in the opening, the third fixture block can with fourth fixture block makes the rear end of pressing plate is fixed on the tail sleeve.

8. A push-pull tail sleeve type LC optical fiber connector as claimed in claim 5, 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.

9. A push-pull tail sleeve type LC fiber connector according to claim 1, wherein the connector is two sets of parallel connectors, and the number of the front frame, the ferrule, the tail handle, the spring, and the stop ring is two.

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