CN215728963U

CN215728963U - Optical fiber connector

Info

Publication number: CN215728963U
Application number: CN202122245810.1U
Authority: CN
Inventors: 张日峰
Original assignee: Zhejiang Eurasian Communication Equipment Co ltd
Current assignee: Zhejiang Eurasian Communication Equipment Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-01
Anticipated expiration: 2031-09-16

Abstract

An optical fiber connector comprises a first frame sleeve, a stop piece, a second frame sleeve, a shell, a locking piece and a pull rod. The first frame sleeve is connected with the second frame sleeve, the shell is arranged on the outer surface of the second frame sleeve, and the pull rod is detachably connected with the shell. One side interval of first frame cover is equipped with setting element and installation department, and the locking piece rotationally connects in the installation department, and the one end of locking piece supports and holds the connection setting element, and the other end of locking piece supports and holds the connection pull rod. The pull rod is used for driving the locking piece to rotate around the installation part and driving the positioning piece to rise or press down. The first frame sleeve is sleeved at one end of the stop part, and the other end of the stop part is rotatably connected with the second frame sleeve. Above-mentioned fiber connector just can realize locking and the unblock of exterior structures such as fiber connector and adapter through the pull rod, and furthest reduces the required operating space of unblock fiber connector, when exchanging polarity, directly rotates the first frame cover in front end, switches the pull rod again, convenient operation promotes work efficiency.

Description

Optical fiber connector

Technical Field

The application relates to the technical field of communication equipment, in particular to an optical fiber connector.

Background

The optical fiber connector is fixed with the adapter through the hidden button, and in order to facilitate disassembly, in the prior art, the driving arm is usually arranged on the optical fiber connector to unlock the hidden button. After the optical fiber connector is connected with the adapter, if the optical fiber connector is detached, the optical fiber connector can be unlocked only by pressing the driving arm from the upper part. Therefore, certain operation space needs to be reserved when the optical fiber connector is installed, the space utilization rate of the arrangement is low easily, and the miniaturization development of equipment is not facilitated. In addition, the existing optical fiber connector usually needs to disassemble the shell and the driving arm when pole changing, the operation is complex, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In view of above-mentioned situation, the application provides an optical fiber connector, through set up rotatable locking piece on first frame cover, and the both ends of locking piece support respectively and hold connection setting element and pull rod, make and form lever structure between setting element, locking piece and the pull rod, horizontal migration pull rod can drive the setting element and rise or push down, operation space that occupies when reducing optical fiber connector unblock. The first frame sleeve is further connected with the second frame sleeve in a rotating mode through the stop piece, the first frame sleeve can be directly rotated when the optical fiber connector changes the poles, the operation process is simplified, and the working efficiency is improved.

An optical fiber connector comprises a first frame sleeve, a stop piece, a second frame sleeve, a shell, a locking piece and a pull rod. The first frame sleeve is connected with the second frame sleeve, the shell is arranged on the outer surface of the second frame sleeve, and the pull rod is detachably connected with the shell. One side interval of first frame cover is equipped with setting element and installation department, the lock piece rotationally connect in the installation department, just the one end of lock piece supports to hold the connection the setting element, the other end of lock piece supports to hold the connection the pull rod. The pull rod is used for driving the locking piece to rotate around the installation part, and the positioning piece is driven to rise or press down. The first frame sleeve is sleeved at one end of the stop part, and the other end of the stop part is rotatably connected with the second frame sleeve.

In some embodiments, the locking member includes a first abutting portion, a second abutting portion and a connecting portion, the first abutting portion abuts and connects to the positioning portion, the first abutting portion covers a portion of the positioning portion, the second abutting portion abuts and connects to the pull rod, the second abutting portion covers a portion of the pull rod, and the connecting portion is rotatably connected to the mounting portion.

In some embodiments, a length of a force arm between the first abutting portion and the connecting portion is smaller than a length of a force arm between the second abutting portion and the connecting portion.

In some embodiments, one end of the stop member facing the second frame sleeve is provided with a positioning portion, and the positioning portion is rotatably inserted into the second frame sleeve.

In some embodiments, the outer periphery of the positioning portion is provided with a first curved surface and a first flat surface which are connected with each other, the second frame sleeve is provided with a second curved surface and a second flat surface, the second curved surface is sleeved with the first curved surface, and the second flat surface is in contact with the first flat surface.

In some embodiments, two of the first curved surfaces and two of the first planes are symmetrically disposed on the outer peripheral side of the positioning portion, the positions and the number of the second curved surfaces correspond to the first curved surfaces one to one, and the positions and the number of the second planes correspond to the first planes one to one.

In some embodiments, the positioning portion is further provided with a flange, the second frame sleeve is provided with a groove therein, and the flange is rotatably arranged in the groove.

In some embodiments, the opposite side surfaces of the second frame sleeve are provided with guide grooves, the housing is provided with a through groove communicated with the guide grooves, and the pull rod is further provided with a projection which penetrates through the through groove and is movably arranged in the guide grooves.

In some embodiments, the optical fiber connector further includes a ferrule, an elastic element, and a protective sleeve, the ferrule is inserted into the first frame, the elastic element is connected between the ferrule and the stop member in a propping manner, and the protective sleeve is detachably disposed at an end of the first frame away from the second frame.

In some embodiments, the optical fiber connector further includes a tail sleeve and a connecting member, the tail sleeve is connected to a side of the second frame sleeve facing away from the first frame sleeve, and the connecting member is disposed between the tail sleeve and the second frame sleeve.

The application provides an optical fiber connector just can realize locking and the unblock of outer structure such as optical fiber connector and adapter through the pull rod, avoided pressing the actuating arm from the top and could the unblock, furthest has reduced and has been used for pressing the required operating space of actuating arm, allow optical fiber connector and adapter to form inseparabler range, when exchanging polarity, directly rotate the first frame cover of front end, switch the pull rod again, and convenient operation, labour saving and time saving.

Drawings

Fig. 1 is a schematic structural diagram of an optical fiber connector in an embodiment.

Fig. 2 is a side view of the fiber optic connector of fig. 1 in a locked condition.

Fig. 3 is a side view of the fiber optic connector of fig. 1 in an unlocked state.

Fig. 4 is an exploded view of the optical fiber connector shown in fig. 1.

Fig. 5 is an exploded view of the partial structure shown in fig. 4.

FIG. 6 is a rotation diagram of a portion of the optical fiber connector.

Fig. 7 is another exploded view of the optical fiber connector shown in fig. 1.

Fig. 8 is a schematic structural view of the structure shown in fig. 7 in another direction.

Fig. 9 is an exploded view of a portion of the optical fiber connector shown in fig. 1.

Fig. 10 is a schematic structural view of the structure shown in fig. 9 in another direction.

Description of the main element symbols:

the specific implementation mode is as follows:

the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

The application provides an optical fiber connector, including first frame cover, stopper, second frame cover, shell, locking piece and pull rod. The first frame sleeve is connected with the second frame sleeve, the shell is arranged on the outer surface of the second frame sleeve, and the pull rod is detachably connected with the shell. One side interval of first frame cover is equipped with setting element and installation department, the lock piece rotationally connect in the installation department, just the one end of lock piece supports to hold the connection the setting element, the other end of lock piece supports to hold the connection the pull rod. The pull rod is used for driving the locking piece to rotate around the installation part, and the positioning piece is driven to rise or press down. The first frame sleeve is sleeved at one end of the stop part, and the other end of the stop part is rotatably connected with the second frame sleeve.

Above-mentioned fiber connector is through setting up rotatable locking piece on first frame cover, and the both ends of locking piece support respectively and hold connection setting element and pull rod, make and form lever structure between setting element, locking piece and the pull rod, and the horizontal migration pull rod can drive the setting element and rise or push down, and the operating space who occupies when reducing fiber connector unblock. The first frame sleeve is further connected with the second frame sleeve in a rotating mode through the stop piece, the first frame sleeve can be directly rotated when the optical fiber connector changes the poles, the operation process is simplified, and the working efficiency is improved.

Some embodiments of the present application are described in detail. In the following embodiments, features of the embodiments may be combined with each other without conflict.

Referring to fig. 1 to 5, in one embodiment, an optical fiber connector 100 includes a first housing 10, a stop 20, a second housing 30, a housing 40, a locking member 50, and a pull rod 60. The first housing 10 is sleeved on one end of the stopper 20, and the ferrule 91 of the optical fiber connector 100 is disposed in the first housing 10 and the stopper 20. The other end of the stopper 20 is rotatably connected to the second housing 30, and the housing 40 is disposed outside the second housing 30. The locking member 50 is rotatably connected to the first housing 10, the pull rod 60 is detachably connected to the housing 40, and the pull rod 60 abuts against and is connected to the locking member 50.

Specifically, one side of the first frame sleeve 10 is provided with a positioning element 11 and an installation part 12, and the positioning element 11 and the installation part 12 are arranged at intervals. In the embodiment of the present application, the positioning element 11 is an elastic element, one end of which is fixedly connected to the first frame 10, and the other end of which abuts against and is connected to one end of the locking element 50. The locking member 50 is detachably attached to the mounting portion 12. The positioning member 11, the mounting portion 12 and the first frame sleeve 10 may be an integrally formed structure, and the forming method includes but is not limited to injection molding. The locking member 50 includes a first abutting portion 51, a second abutting portion 52 and a connecting portion 53 which are integrally formed. The connecting portion 53 is rotatably connected to the mounting portion 12. The first abutting portion 51 abuts against and is connected to the positioning member 11, and the first abutting portion 51 covers a partial area of a free end of the positioning member 11. The second abutting portion 52 abuts against and is connected with one end of the pull rod 60, and the second abutting portion 52 covers part of the end of the pull rod 60. The positioning member 11, the locking member 50 and the pull rod 60 form a lever structure therebetween. The length of the force arm between the first abutting portion 51 and the connecting portion 53 is smaller than the length of the force arm between the second abutting portion 52 and the connecting portion 53. The pull rod 60 is used for driving the locking member 50 to rotate around the mounting portion 12, so as to change the pressure of the first abutting portion 51 on the positioning member 11, so that the positioning member 11 is lifted or pressed down, and the optical fiber connector 100 is locked or unlocked.

As shown in fig. 2, when the optical fiber connector 100 is in the locked state, the pull rod 60 is pushed toward the first housing 10, the end of the pull rod 60 is located at one end of the second abutting portion 52 close to the connecting portion 53, the acting force of the first abutting portion 51 on the positioning element 11 is reduced, and the locking element 50 is pushed by the elastic force of the positioning element 11 to rotate clockwise, that is, the locking element 50 rotates toward the housing 40, so that the positioning element 11 is lifted, and the optical fiber connector 100 is locked in the external structure.

As shown in fig. 3, when the optical fiber connector 100 is in the unlocking state, the pull rod 60 is pulled away from the first frame 10, the end of the pull rod 60 is located at one end of the second abutting portion 52 away from the connecting portion 53, the pull rod 60 drives the locking member 50 to rotate counterclockwise in the moving process, that is, the locking member 50 rotates toward the positioning member 11, the first abutting portion 51 presses the positioning member 11 under the action of the lever principle, so that the positioning member 11 moves downward, the optical fiber connector 100 can be smoothly taken out from the external structure, and the optical fiber connector 100 is unlocked.

Referring again to fig. 2, 3 and 4, the pull rod 60 includes a first portion 61, a second portion 62 and a third portion 63, the second portion 62 being connected between the first portion 61 and the third portion 63. In embodiments of the present application, the pull rod 60 is at least partially made of a flexible material, and the first portion 61, the second portion 62, and the third portion 63 may be an integrally formed structure. The first portion 61 abuts against and is connected to the second abutting portion 52. The second portion 62 is movably coupled to the housing 40 to guide the direction of movement of the pull rod 60. Friction lines are arranged on the surface of the third part 63, so that a user can hold the pull rod 60 conveniently, and forward pushing or backward pulling of the pull rod 60 is achieved. Further, in the same direction, i.e., the first direction indicated by arrow a in fig. 4, the width of the second portion 62 is smaller than the width of the first portion 61, so that the clearance groove 621 is formed at opposite sides of the second portion 62. When the optical fiber connector 100 is in the locked state, the second abutting portion 52 is partially disposed in the clearance groove 621, so as to provide a rotation space for the locking member 50.

Referring to fig. 1 and 6, two sets of first housings 10 and stoppers 20 are connected in parallel to a second housing 30, and two pole cores of the optical fiber connector 100 are respectively disposed in the two sets of first housings 10 and stoppers 20. The first casing 10 is rotated relative to the second casing 30 by the stopper 20. The housing 40 includes a first surface 41 and a second surface 42 disposed opposite one another. When the optical fiber connector 100 needs to change poles, the first housing 10 can be rotated by 180 ° directly, the locking member 50 moves synchronously with the first housing 10 from the first surface 41 to the second surface 42 of the housing 40, the pull rod 60 is also removed from the first surface 41 of the housing 40 and mounted to the second surface 42, and the locking member 50 is reconnected, so that the pole changing process of the optical fiber connector 100 is realized. Specifically, the first housing 10 is rotated 90 ° in the direction indicated by the arrow in fig. 6, the locking member 50 is separated from the pull rod 60 and moved to the side of the housing 40, the pull rod 60 is removed from the first surface 41 of the housing 40, the pull rod 60 is then mounted to the second surface 42 of the housing 40, the first housing 10 is then rotated 90 ° to move the locking member 50 to the second surface 42 of the housing 40, the second abutting portion 52 of the locking member 50 is reconnected to the pull rod 60, and the pole changing process of the optical fiber connector 100 is completed.

Referring to fig. 7 to 10, one end of the stopper 20 facing the second frame 30 is provided with a positioning portion 21, and the positioning portion 21 is rotatably inserted into the second frame 30. Specifically, the outer periphery of the positioning portion 21 is provided with a first curved surface 211 and a first flat surface 212 which are connected with each other, and the second frame 30 is provided with a second curved surface 31 and a second flat surface 32 which are respectively corresponding to the first curved surface 211 and the first flat surface 212. When the positioning portion 21 is inserted into the second frame 30, the second curved surface 31 is sleeved with the first curved surface 211, and the second plane 32 contacts with the first plane 212. In the embodiment of the present application, the two first curved surfaces 211 and the two first flat surfaces 212 are symmetrically disposed on the outer peripheral side of the positioning portion 21, and the first flat surfaces 212 are substantially parallel to one side surface of the first frame case 10. The positions and the number of the second curved surfaces 31 correspond to the first curved surfaces 211 one by one, and the positions and the number of the second flat surfaces 32 correspond to the first flat surfaces 212 one by one, so that the first flat surfaces 212 can contact the second flat surfaces 32 when the stopper 20 rotates 180 degrees along with the first frame sleeve 10, the first frame sleeve 10 and the second frame sleeve 30 are positioned, the problem that the first frame sleeve 10 rotates accidentally is solved, meanwhile, the first flat surfaces 212 contact the second flat surfaces 32, the rotating feeling is provided, and the use feeling of a user is improved.

Furthermore, the positioning portion 21 is further provided with a flange 213, and the second frame 30 is provided with a groove 33 corresponding to the flange 213. The groove 33 is substantially an annular groove, and the flange 213 is rotatably disposed in the groove 33, so as to limit the movement of the stopper 20 in the axial direction, thereby reducing the problem of the stopper 20 being accidentally removed from the second housing 30.

Further, a through slot 43 is disposed on each of the first surface 41 and the second surface 42 of the outer shell 40, and guide slots 34 are disposed on two opposite side surfaces of the second frame 30, wherein the guide slots 34 are communicated with the through slot 43. The through groove 43 overlaps with a projection of the guide groove 34 on the first surface 41 in the thickness direction of the second frame 30. The pull rod 60 is further provided with a projection 64, the projection 64 penetrates through the through groove 43 and is movably arranged in the guide groove 34, when the pull rod 60 is pushed and pulled, the projection 64 moves along the guide groove 34, so that the moving direction of the pull rod 60 is guided, and the problem that the pull rod 60 deviates is avoided. Along the first direction a, the width of the through slot 43 is smaller than the width of the guide slot 34, and when the projection 64 slides into the guide slot 34 from the end surface of the second frame 30, the shell panels on both sides of the through slot 43 abut against the projection 64, so as to prevent the projection 64 from accidentally falling out of the guide slot 34.

Referring to fig. 1 to 4 again, a first locking member 22 is disposed on a side wall of the stopper 20, a first engaging groove 13 corresponding to the first locking member 22 is disposed on a side wall of the first casing 10, and when the first casing 10 is sleeved on the stopper 20, the first locking member 22 is fastened to the first engaging groove 13 to position the first casing 10 and the stopper 20.

The housing 40 is a one-piece structure, and the housing 40 matches the shape of the second housing 30. The side wall of the second frame 30 is provided with a second fastener 35, and the side wall of the housing 40 is provided with a second slot 44 corresponding to the second fastener 35. When the housing 40 is sleeved on the outer surface of the second frame 30, the second locking member 35 is locked to the second locking groove 44.

The fiber optic connector 100 also includes a boot 70 and a connector 80. The tail sleeve 70 is connected to one side of the second frame sleeve 30 departing from the first frame sleeve 10 and used for connecting an external cable, and the connecting piece 80 is arranged between the tail sleeve 70 and the second frame sleeve 30 to fixedly connect the tail sleeve 70 and the second frame sleeve 30. The connector 80 includes, but is not limited to, a rivet.

Furthermore, the optical fiber connector 100 further includes an insertion core 91, an elastic element 92 and a protective sleeve 93, the insertion core 91 is inserted into the first frame 10, and the elastic element 92 is connected between the insertion core 91 and the stop member 20 in a propping manner to position the insertion core 91, so that when the optical fiber connector 100 is connected with an external structure, the insertion core 91 can keep contacting the external structure under the action of elastic force, thereby reducing the problem of poor contact. The protective sleeve 93 is detachably inserted into one end of the first frame sleeve 10 away from the second frame sleeve 30, and when the optical fiber connector 100 is not used, the protective sleeve 93 is used for protecting the end of the ferrule 91 and also has a dustproof effect.

The application provides an optical fiber connector 100 just can realize locking and unblock of external structures such as optical fiber connector 100 and adapter through pull rod 60, avoided pressing the actuating arm from the top and could the unblock, furthest has reduced and has been used for pressing the required operating space of actuating arm, allow optical fiber connector 100 and adapter to form inseparabler range, when exchanging polarity, directly rotate the first frame cover 10 of front end, change pull rod 60 again, high durability and convenient operation, time saving and labor saving.

Although the present application has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the present application.

Claims

1. An optical fiber connector comprises a first frame sleeve, a second frame sleeve, a shell and a pull rod, wherein the first frame sleeve is connected with the second frame sleeve, the shell is arranged on the outer surface of the second frame sleeve, and the pull rod is detachably connected with the shell; characterized in that, fiber connector still includes:

the locking piece is rotatably connected to the mounting part, one end of the locking piece is abutted and connected with the positioning piece, the other end of the locking piece is abutted and connected with the pull rod, and the pull rod is used for driving the locking piece to rotate around the mounting part to drive the positioning piece to rise or press down;

the first frame sleeve is sleeved at one end of the stop part, and the other end of the stop part is rotatably connected with the second frame sleeve.

2. The optical fiber connector according to claim 1, wherein the locking member includes a first abutting portion, a second abutting portion and a connecting portion, the first abutting portion abuts and connects the positioning member, the first abutting portion covers a portion of the positioning member, the second abutting portion abuts and connects the pull rod, the second abutting portion covers a portion of the pull rod, and the connecting portion is rotatably connected to the mounting portion.

3. The optical fiber connector according to claim 2, wherein a length of a moment arm between the first abutting portion and the connecting portion is smaller than a length of a moment arm between the second abutting portion and the connecting portion.

4. The optical fiber connector according to claim 1, wherein the end of the stopper facing the second housing is provided with a positioning portion, and the positioning portion is rotatably inserted into the second housing.

5. The optical fiber connector according to claim 4, wherein a first curved surface and a first flat surface are provided on an outer peripheral side of the positioning portion, and a second curved surface and a second flat surface are provided in the second frame, the second curved surface being fitted over the first curved surface, and the second flat surface being in contact with the first flat surface.

6. The optical fiber connector according to claim 5, wherein two of the first curved surfaces and two of the first flat surfaces are symmetrically provided on an outer peripheral side of the positioning portion, positions and numbers of the second curved surfaces correspond one-to-one to the first curved surfaces, and positions and numbers of the second flat surfaces correspond one-to-one to the first flat surfaces.

7. The optical fiber connector of claim 4, wherein the positioning portion further comprises a flange, the second frame has a groove therein, and the flange is rotatably disposed in the groove.

8. The optical fiber connector of claim 1, wherein the second frame has guide grooves on opposite side surfaces thereof, the housing has a through groove communicating with the guide grooves, and the pull rod has a protrusion extending through the through groove and movably disposed in the guide grooves.

9. The optical fiber connector of claim 1, further comprising a ferrule, an elastic element, and a protective sleeve, wherein the ferrule is inserted into the first frame, the elastic element is connected between the ferrule and the stop member in a propping manner, and the protective sleeve is detachably disposed at an end of the first frame facing away from the second frame.

10. The optical fiber connector of claim 1, further comprising a tail sleeve and a connector, wherein the tail sleeve is connected to a side of the second frame sleeve facing away from the first frame sleeve, and the connector is disposed between the tail sleeve and the second frame sleeve.