CN210572889U

CN210572889U - SFP connector

Info

Publication number: CN210572889U
Application number: CN201921748347.9U
Authority: CN
Inventors: 余强
Original assignee: Shenzhen Everwin Precision Technology Co Ltd
Current assignee: Shenzhen Everwin Precision Technology Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-05-19
Anticipated expiration: 2029-10-17

Abstract

The utility model provides a SFP connector, is located including the metal body, the cover that are equipped with head and afterbody the metal shielding spare outside the metal body, locate this internal connecting piece of metal, install in latch fitting and drive on the head the pull ring of latch fitting, the head is including a pair of pull ring limit structure, a pair of being located of locating the front end the latch fitting limit structure and the concave locating of pull ring limit structure rear end keep away the position portion of head rear end, the latch fitting is including being located the stress end between a pair of pull ring limit structure, certainly the horizontal both sides of stress end extend and spacing in pivot in the latch fitting limit structure and hold the hasp end of keeping away the position portion, the pull ring is including the card income first pole portion in the pull ring limit structure, certainly first forward bend the top of pushing away that forms and certainly first pole portion extends the pull rod that forms. The SFP connector can be smoothly pulled out.

Description

SFP connector

Technical Field

The present application relates to the field of optical signal transmission connectors, and more particularly, to an SFP connector.

Background

The SFP connector is used for receiving an optical fiber plug to receive an optical signal, and includes a plug end connected to the optical fiber plug and plugged in a server or other equipment. The SFP connector comprises a shell, electronic equipment arranged in the shell, an outer shell sleeved outside the shell and an unlocking mechanism arranged at the plug end, wherein the unlocking mechanism is used for locking or unlocking the connection between the SFP connector and a server. The existing unlocking mechanism only needs to search for the unlocking state in the rotation process of the pull ring, namely when the pull ring rotates by 90 degrees, an operator needs to feel whether to unlock the pull ring completely, and the problem that the judgment is inaccurate and the SFP connector is not smoothly pulled out can be caused.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide an SFP connector that is suspended in an intermediate unlocked state to facilitate operator judgment and removal.

In order to solve the above technical problem, the present application provides an SFP connector, including a metal body having a head and a tail, a metal shield sleeved outside the metal body, a connecting member disposed inside the metal body, a locking member mounted on the head, and a pull ring driving the locking member, wherein the head includes a pair of pull ring limiting structures disposed at a front end, a pair of locking member limiting structures disposed at a rear end of the pull ring limiting structures, and a spacing portion recessed at a rear end of the head, the locking member includes a stressed end disposed between the pair of pull ring limiting structures, a rotating shaft extending from both lateral sides of the stressed end and being limited in the locking member limiting structures, and a lock catch end accommodated in the spacing portion, the pull ring includes a first rod portion clamped into the pull ring limiting structures, a push top portion formed by forward bending of the first rod portion, and a pull rod formed by extending from the first rod portion, the latch fitting is located push away the top of portion top and is equipped with the depressed area, further the concave unlocking groove that hovers who is used for the card to go into in the depressed area.

Preferably, the metal shielding part comprises a housing provided with a cavity and sleeved outside the metal body, a through hole formed in the upper surface of the front end of the housing, and a pressing part which is formed by extending obliquely and upwards from the upper surface of the front end of the housing and presses the stressed end of the locking part.

Preferably, the pull ring further includes a second rod portion formed by bending and extending forward from two free ends of the first rod portion, a third rod portion formed by bending and extending downward from a free end of the second rod portion and formed at the front end of the head portion, and a fourth rod portion formed by extending backward from a free end of the third rod portion, and the pull rod is formed by bending and extending relatively from a free end of the fourth rod portion.

Preferably, a handle is sleeved on the pulling rod.

Preferably, the pull ring limiting structure comprises a pair of protrusions extending upwards from the top surface of the head portion and a pull ring limiting groove formed in the protrusions in the transverse direction, and the first rod portion of the pull ring is limited in the pull ring limiting groove.

Preferably, latch fitting limit structure includes certainly the bellying that the head top upwards extended formation, certainly the bellying top is preceding to be extended the fender portion that forms and be formed at the latch fitting spacing groove of fender portion below, the pivot of latch fitting be spacing in the latch fitting spacing inslot.

Preferably, the bottom surface of the stressed end of the locking piece is provided with a position avoiding groove for avoiding the first rod part, the position avoiding groove is positioned on two transverse sides of the depressed area, and the position avoiding groove is positioned behind the hovering unlocking groove.

Preferably, a locking piece is formed on the top surface of the locking end of the locking piece in a protruding manner, a guiding surface is formed at the rear end of the locking piece, and the locking piece upwards passes through the through hole of the metal shielding piece and is exposed out of the upper surface of the metal shielding piece.

Preferably, the pressing part includes an inclined part and a horizontal part horizontally and forwardly extended from a free end of the inclined part, and the horizontal part presses over the force-bearing end of the locking piece.

Preferably, the metal body is provided with an installation part, the connecting piece is fixed in the installation part, the head of the metal body is provided with a jack communicated into the installation part, the connecting piece comprises an insertion end extending to the rear of the tail part, the insertion end is inserted into the adapter equipment, and the locking block and the adapter equipment are locked.

The SFP connector of this application is through set up one in the sunken area in the middle of the latch fitting and hover the unlocking groove in order to realize the unblock state, make things convenient for operating personnel to judge and pull out the SFP connector easily, avoid among the prior art unblock state to judge the problem that extracts not smooth and easy that the accurate cause.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a perspective assembly view of an SFP connector of the present application;

FIG. 2 is an exploded perspective view of an SFP connector of the present application;

FIG. 3 is an enlarged partial view of the dotted circle shown in FIG. 2;

FIG. 4 is a perspective view of a locking element of the SFP connector of the present application;

FIG. 5 is a perspective view of a tab of the SFP connector of the present application;

FIG. 6 is a cross-sectional view of an SFP connector of the present application in a locked closed position;

FIG. 7 is a cross-sectional view of an SFP connector of the present application in an unlocked hover state;

fig. 8 is a cross-sectional view of the tab of the SFP connector of the present application in a fully open state.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 to 3, the SFP connector of the present application includes a metal body 20 having a head portion 22 and a tail portion 27, a metal shielding member 10 sleeved outside the metal body 20, a connecting member (not shown) disposed inside the metal body 20, a locking member 30 mounted on the head portion 22, and a pulling ring 40 for driving the locking member 30.

The metal body 20 is provided with a mounting portion 21 for mounting the connector between the head portion 22 and the tail portion 27. The head part 22 is communicated with a jack 23 communicated to the installation space in the front-back direction, an optical fiber plug is inserted into the installation part 21 through the jack 23 and is in butt joint with the connecting piece, the connecting piece further comprises an insertion end which extends backwards to the tail part 27, and the insertion end is connected with an input port of a server or telecommunication equipment.

The metal shielding member 10 is sleeved outside the metal body 20 and then covers and shields the mounting portion 21. The metal shielding member 10 includes a housing 11 having a cavity 14, a through hole 12 opened in an upper surface of a front end of the housing 11, and a pressing portion 13 formed by extending obliquely forward and upward from the upper surface of the front end of the housing 11. The pressing portion 13 includes an inclined portion 131 and a horizontal portion 132 horizontally extending forward from a free end of the inclined portion 131.

The head 22 of the metal body 20 includes a pair of tab limiting structures 25 disposed at the top of the front end, a locking member limiting structure 26 disposed at the rear end of the tab limiting structure 25, and a space-avoiding portion 223 recessed downward from the top end of the head 22. The rear end of the avoiding portion 223 is provided with a fixing member 24 located above the insertion hole 23. The pull ring limiting structure 25 includes a pair of protrusions 251 and a pull ring limiting groove 252 opened on the protrusions 251 in the transverse direction. The locking part limiting structure 26 includes a protrusion 261 extending upward from the top end of the head 22, a blocking part 262 extending forward from the top of the protrusion 261, and a locking part limiting groove 263 formed below the blocking part 262.

As shown in fig. 2 to 5, the locking element 30 includes a force-bearing end 31 located between the pair of tab-limiting structures 25, a rotating shaft 33 extending from two lateral sides of the force-bearing end 31 and capable of rotating around the locking element-limiting groove 263, and a locking end 32 extending into the clearance 223 from the rear end of the force-bearing end 21 obliquely and downward. The locking end 32 has a protruding locking piece 37, and a guiding surface 371 is formed on the rear end surface of the locking piece 37. An avoiding groove 34 is arranged on one side of the force-bearing end 31 facing the top surface of the head 22 in the transverse direction, a concave area 35 is formed at the middle part of the avoiding groove 34, a hovering unlocking groove 36 is continuously formed in the concave area 35 in a concave mode, the depth of the hovering unlocking groove 36 is larger than that of the avoiding groove 34, and the hovering unlocking groove 36 is located in front of the avoiding groove 34. The top surface of the avoiding groove 34 is flush with the top surface of the recessed area 35.

The pull ring 40 includes a first rod portion 41 respectively limited in the pull ring limiting groove 252 to rotate, a push top portion 42 formed by bending forward from the middle of the first rod portion 41 and located in the recessed area 35, a second rod portion 43 formed by bending forward and extending from two free ends of the first rod portion 41, a third rod portion 44 formed by bending downward from a free end of the second rod portion 43 and extending from a front end of the head portion 22, a fourth rod portion 45 formed by extending backward from a free end of the third rod portion 44, and a pull rod 46 formed by bending and extending from a free end of the fourth rod portion 45 relatively. The pulling rod 46 is sleeved with a handle 47. The orientation of this paragraph is described with reference to the tab 40 of figures 1 and 6 in the closed, latched condition. The avoiding groove 34 is used for avoiding the first rod part 41 transversely passing through the lower part of the force bearing end 31.

With continued reference to fig. 1-8, the SFP connector of the present application is assembled and operated according to the following principles:

the assembly process is as follows: firstly, assembling a connecting piece on the mounting part 21 of the metal body 20; then the first rod part 41 of the pull ring 30 is clamped into the pull ring limiting structure 25; then, the locking element 30 is assembled on the head 22, at this time, the rotating shaft 33 of the locking element 30 is located in the locking element limiting groove 263, the locking end 32 of the locking element 30 is limited in the avoiding portion 223 to prevent the locking element 30 from moving forward, the stressed end of the locking element 30 is located between the tab limiting structures 25, the first rod portion 41 transversely passes through the avoiding groove 34, and the recessed area covers above the pushing top portion 42; finally, the metal shield 10 is sleeved outside the metal body 20 from the rear end of the metal body 20, at this time, the pressing portion 13 is pressed above the locking piece 30, and the locking piece 37 on the upper surface of the locking end 32 passes through the through hole 12 on the upper surface of the metal shield 10 and is exposed out of the upper surface of the metal shield 10.

The principle of operation locking and unlocking is as follows: when the tail 27 of the SFP connector is inserted into a server or other telecommunication equipment, the connector is electrically connected to the server or other telecommunication equipment at the insertion end of the tail 27, and the lock block 27 is locked on the server or other telecommunication equipment, as shown in fig. 6; when unlocking is needed, pulling the handle 47 of the pull ring 40 clockwise, the pushing top part 42 gradually increasing in height below the recessed area 35 and forcing the force-bearing end of the locking element 30 to move upward against the elastic force of the pressing part 13, while the locking end 32 is forced to move downward and making the locking buckle 37 sink into the through hole 12 to realize unlocking, when the pull ring 40 rotates 90 degrees, the pushing top part 42 of the pull ring 40 just clicks into the hovering unlocking groove 36 to realize hovering, an operator can easily judge that complete unlocking is realized at this time, and pulling the pull ring 40 forward to extract the SFP connector, as shown in fig. 7 at this time; when the pull ring is further rotated clockwise, the height of the push top part 42 is shortened in the opposite direction, and finally the locking piece 37 is exposed out of the through hole 12 again. While the insertion of a fiber plug into the receptacle 23 at the front end of the header 22 requires that the SFP be inserted after the server or other telecommunications device is plugged in.

The servers or other telecommunication devices described herein are collectively referred to as docking devices.

The SFP connector of this application is through set up one in the sunken area 35 in the middle of the latch fitting 30 and hover the unlocking groove 36 in order to realize the unblock state, make things convenient for operating personnel to judge and pull out the SFP connector easily, avoid among the prior art unblock state to judge the problem that extracts not smooth and easy that the accurate cause.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. An SFP connector comprises a metal body provided with a head part and a tail part, a metal shielding part sleeved outside the metal body, a connecting part arranged in the metal body, a locking part arranged on the head part and a pull ring for driving the locking part, wherein the head part comprises a pair of pull ring limiting structures arranged at the front end, a pair of locking part limiting structures arranged at the rear end of the pull ring limiting structures and a position avoiding part concavely arranged at the rear end of the head part, the locking part comprises a stressed end arranged between the pair of pull ring limiting structures, a rotating shaft extending from the transverse two sides of the stressed end and limited in the locking part limiting structures and a lock catch end accommodated in the position avoiding part, the pull ring comprises a first rod part clamped in the pull ring limiting structures, a pushing top part formed by bending the first rod part forwards and a pull rod formed by extending the first rod part, and is characterized in that, the latch fitting is located push away the top of portion top and is equipped with the depressed area, further the concave unlocking groove that hovers who is used for the card to go into in the depressed area.

2. The SFP connector as claimed in claim 1, wherein the metal shielding member comprises a housing having a cavity and being disposed outside the metal body, a through hole formed in an upper surface of a front end of the housing, and a pressing portion extending from the upper surface of the front end of the housing in an upward and forward direction and pressing against the force-bearing end of the locking member.

3. The SFP connector as claimed in claim 2, wherein the pull ring further comprises a second rod portion bent forward from the two free ends of the first rod portion and extending therefrom, a third rod portion bent downward from the free end of the second rod portion and extending therefrom to the front end of the head portion, and a fourth rod portion bent backward from the free end of the third rod portion, and the pull rod is formed by extending from the free end of the fourth rod portion and bending relatively thereto.

4. The SFP connector as recited in claim 3, wherein the pulling rod is sleeved with a handle.

5. The SFP connector of claim 2, wherein the tab retention structure comprises a pair of protrusions extending upwardly from the top surface of the head and a tab retention groove opening in the lateral direction in the protrusions, the first shaft portion of the tab being retained in the tab retention groove.

6. The SFP connector of claim 5, wherein the locking member limiting structure comprises a protrusion extending upward from the top end of the head, a stopper extending forward from the top of the protrusion, and a locking member limiting groove formed below the stopper, and the rotation axis of the locking member is limited in the locking member limiting groove.

7. The SFP connector as recited in claim 6, wherein the bottom surface of the force-bearing end of the locking member is provided with a position-avoiding groove for avoiding the first rod portion, the position-avoiding groove is located at both lateral sides of the recessed area, and the position-avoiding groove is located behind the hovering unlocking groove.

8. The SFP connector as claimed in claim 7, wherein a locking piece is formed to protrude from a top surface of the locking end of the locking piece, and a guide surface is formed at a rear end of the locking piece, and the locking piece passes through the through hole of the metal shield upward and is exposed to an upper surface of the metal shield.

9. The SFP connector of claim 2, wherein the hold-down portion includes an inclined portion and a horizontal portion extending horizontally forward from a free end of the inclined portion, the horizontal portion being held down over the force-bearing end of the lock.

10. The SFP connector as claimed in claim 8, wherein the metal body is provided with a mounting portion, the connecting member is fixed in the mounting portion, the head portion of the metal body is provided with a jack communicated into the mounting portion, the connecting member includes an insertion end extending to the rear of the tail portion, the insertion end is inserted into an adapter, and the locking piece is locked with the adapter.