CN210181269U - Unlocking mechanism and optical module - Google Patents

Abstract

The application relates to the technical field of optical communication, and provides an unlocking mechanism and an optical module, wherein the unlocking mechanism comprises a rotary locking piece and a driving piece; one end of the rotary locking piece forms a locking part, the other end forms a contact part, and the rotary locking piece is provided with a rotary axis extending along a first direction; the driving piece is provided with a guide part which is contacted with the contact part; when the driving member is driven to reciprocate in the second direction, the contact portion and the guide portion are relatively moved, and the rotary lock member is rotatable about the rotation axis to shift the locking portion between the locking position and the unlocking position. When the natural state is the state that the unlocking mechanism is locked, when the driving piece is driven to move along the second direction, the guide part on the driving piece and the contact part on the rotary locking piece move relatively, the guide part jacks up the contact part, and at the moment, the rotating shaft rotates around the rotating axis to enable the locking part to be in the unlocking position. The unlocking and locking effects are better, and the unlocking failure can not occur.

Description

Unlocking mechanism and optical module

Technical Field

The application relates to the technical field of optical communication, in particular to an unlocking mechanism and an optical module.

Background

The optical module is an important component of the optical communication equipment, and the optical module can be frequently subjected to hot plug operation when in use, so that the optical module is required to be provided with an unlocking mechanism, and can be conveniently and smoothly pulled out from a squirrel cage on a system mainboard.

The conventional unlocking mechanism is a push-type unlocking mechanism, a squirrel cage tongue piece needs to be lifted to realize unlocking during unlocking, and the push-type unlocking mechanism needs a large corresponding squirrel cage opening size on a system panel, namely, a certain moving space can be provided for the tongue piece; however, at present, the relative space between the push-type unlocking mechanism and the squirrel cage is reduced due to the fact that the design of the squirrel cage openings on the system panel is more and more dense, the movement space of the tongue pieces is reduced, the movement of the tongue pieces is limited, and therefore the risk of unlocking failure can exist in the use process of the push-type unlocking mechanism.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide an unlocking mechanism and an optical module, which solve the technical problem that the optical module in the prior art has the risk of unlocking failure during hot plug operation to a certain extent.

The application provides an unlocking mechanism, which comprises a rotary locking piece and a driving piece; one end of the rotary lock forms a locking part, the other end forms a contact part, and the rotary lock has a rotary axis extending along a first direction; the driving piece is provided with a guide part which is contacted with the contact part; when the driving member is driven to reciprocate in the second direction, the contact portion and the guide portion are relatively moved, and the rotary lock can be rotated about the rotation axis to shift the locking portion between the locking position and the unlocking position.

In the above technical solution, further, the device further includes a limiting plate, and the driving member is disposed on the limiting plate; the limiting plate is provided with a mounting groove, and the mounting groove is used for mounting the rotary locking piece.

In the above technical solution, the device further includes a pulling member, the pulling member is connected to the limiting plate, and the pulling member is disposed on a side close to the driving member.

In the above technical solution, further, still be provided with the portion of compressing tightly on the rotatory latch fitting, the portion of compressing tightly sets up the rotation axis of rotatory latch fitting with between the locking part, and can with the limiting plate supports against.

In the above technical solution, further, the mobile phone further comprises a reset piece; the limiting plate is provided with a limiting part, one end of the resetting piece is fixed, and the other end of the resetting piece abuts against the limiting part; the piece that resets can follow elastic deformation takes place for the second direction.

In the above technical solution, further, the reset member is a reset spring; the number of the reset pieces is multiple, and the reset pieces are respectively arranged on two sides of the rotary locking piece; the limiting parts and the reset pieces are arranged in a one-to-one correspondence mode.

The application also provides an optical module which is used for clamping and assembling with a squirrel cage and comprises the unlocking mechanism and an optical module main body;

a sliding groove is formed in the outer wall of one side, close to the optical port end, of the optical module main body, and the limiting plate is arranged in the sliding groove;

a locking groove is formed in the shell of the optical module main body and corresponds to the positioning groove of the squirrel cage, and the locking groove is used for accommodating the locking part; the limiting plate can reciprocate in the chute along the second direction, so that the rotary locking piece rotates around the rotating axis, and the locking part is inserted into or extends out of the locking groove.

In the above technical solution, further, a rotating shaft is provided on the rotating lock, and an axis of the rotating shaft is the rotating axis; the rotating locking piece is connected with the optical module main body in a rotating mode through the rotating shaft.

In the above technical solution, further, a first mounting seat is disposed on the bottom wall of the sliding groove, only a first mounting groove is formed in the first mounting seat, a second mounting groove is formed in the end cover, the second mounting groove corresponds to the first mounting groove and faces one side of the optical module main body, a mounting cavity is formed between the first mounting groove and the second mounting groove, and the rotating shaft can rotate in the mounting cavity.

In the above technical solution, the optical module further includes an end cover, the end cover is provided with a buckle on the unlocking mechanism, and passes through the end cover through a positioning member to be fixed on the optical module main body.

Compared with the prior art, the beneficial effect of this application is: the application provides an unlocking mechanism, which comprises a rotary locking piece and a driving piece; one end of the rotary lock forms a locking part, the other end forms a contact part, and the rotary lock has a rotary axis extending along a first direction; the driving piece is provided with a guide part which is contacted with the contact part; when the driving member is driven to reciprocate in the second direction, the contact portion and the guide portion are relatively moved, and the rotary lock can be rotated about the rotation axis to shift the locking portion between the locking position and the unlocking position.

Utilize the mating reaction realization of rotatory latch fitting and driving piece to lock and the unblock in this application, specifically be, when the natural state is the state that release mechanism locked, when the drive driving piece moves along the second direction, the relative motion takes place for the contact site on the guide part on the driving piece and the rotatory latch fitting, specifically is the guide part with the contact site jack-up, the rotation axis is rotatory around the rotation axis this moment, makes the sticking department is in the unblock position. Consequently for bulldozing formula release mechanism among the prior art in this application, the joint structure of adaptation in the squirrel cage that more is enough better for the effect of unblock and locking is better, the risk of unblock inefficacy can not appear.

The application also provides an optical module, which comprises the unlocking mechanism, an optical module main body and an end cover; a sliding groove is formed in the optical module main body close to the optical port end, and the limiting plate is arranged in the sliding groove; the end cover can be buckled on the unlocking mechanism, and a shell of the optical module main body is provided with a locking groove corresponding to the locking part; the limiting plate can reciprocate in the chute along the second direction, so that the rotary locking piece rotates around the rotating axis, and the locking part is inserted into or extends out of the locking groove. Based on the analysis, the unlocking and locking effects of the optical module are better, and the risk of unlocking failure can be avoided.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a rotary lock of an unlocking mechanism according to a first embodiment of the present application;

fig. 2 is a schematic structural diagram of a driving member of an unlocking mechanism according to a first embodiment of the present application;

FIG. 3 is a schematic structural view of an unlocking mechanism provided in a first embodiment of the present application in a locked position;

fig. 4 is a schematic structural diagram of an unlocking mechanism according to a first embodiment of the present application when the unlocking mechanism is unlocked;

fig. 5 is a schematic structural diagram of an optical module (with an end cap) provided in a second embodiment of the present application;

FIG. 6 is a schematic structural diagram of a light module (without an end cap) according to a second embodiment of the present application;

FIG. 7 is an enlarged view taken at A of FIG. 6;

fig. 8 is a schematic structural diagram of an end cap of an optical module according to a second embodiment of the present application at a viewing angle;

fig. 9 is a schematic structural diagram of an end cap of an optical module according to a second embodiment of the present application at a viewing angle;

fig. 10 is an exploded view of an optical module according to a second embodiment of the present application.

In the figure: 100-a locking portion; 101-a contact; 102-a guide; 103-a limiting plate; 104-a pull-up member; 105-a compression section; 106-a reset piece; 107-a limiting part; 108-axis of rotation; 109-a first mount; 110-a second mounting groove; 111-a positioning element; 112-locking groove; 113-a first mounting groove; 114-end cap.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all 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.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example one

An unlocking mechanism provided by the present application is described in detail with reference to fig. 1-4, wherein fig. 1 is a schematic view of a rotary lock of an unlocking mechanism provided by a first embodiment of the present application; fig. is a schematic structural view of a driving member of an unlocking mechanism provided in a first embodiment of the present application; FIG. 3 is a schematic structural view of an unlocking mechanism provided in a first embodiment of the present application in a locked position; fig. 4 is a schematic structural diagram of the unlocking mechanism according to the first embodiment of the present application when unlocking.

With reference to fig. 1-4, the present application provides an unlocking mechanism including a rotary lock and a driving member; one end of the rotary lock forms a locking part 100 and the other end forms a contact part 101, and the rotary lock has a rotation axis extending in a first direction; the driving member is formed with a guide portion 102 contacting the contact portion 101; when the driving member is driven to reciprocate in the second direction, the contact portion 101 and the guide portion 102 relatively move, and the rotary lock can rotate about the rotation axis to shift the locking portion 100 between the locking position and the unlocking position.

The big or small specification of squirrel cage is fixed unchangeable in actual use, and the squirrel cage setting has the tongue piece on the squirrel cage on the system panel, is provided with the constant head tank on the tongue piece, and the formula release mechanism that bulldozes commonly used among the prior art, specific application process is: the optical module is provided with a push block and a locking hook piece, when the optical module is locked, the locking hook piece is arranged in the positioning groove, when the optical module is unlocked, a pull ring on the optical module is pulled to the side far away from the squirrel cage, so that the push block bounces a tongue piece, and the locking hook piece is separated from the positioning groove, namely, the unlocking process is realized, however, because the design of a squirrel cage opening for inserting the squirrel cage on the panel of the existing system is smaller and smaller, the gap between the squirrel cage and the inside of the system is smaller, and further the tongue piece does not have the bounced movement space, the unlocking function of the push-type unlocking mechanism is.

The present application is also applicable to the situation in the prior art, and does not use the unlocking function of the tongue piece, and the locking and unlocking are realized by using the cooperation of the rotary locking piece and the driving piece, specifically, when the natural state is the state in which the unlocking mechanism is locked, and the driving piece is driven to move along the second direction, the guide portion 102 on the driving piece and the contact portion 101 on the rotary locking piece move relatively, specifically, the guide portion 102 jacks up the contact portion 101, and at this time, the rotating shaft 108 rotates around the rotating axis, so that the locking portion 100 is in the unlocking position.

Therefore, compared with a push type unlocking mechanism (tongue piece bouncing movement) in the prior art, the unlocking and locking effects are better (the tongue piece is inserted into or extends out of the positioning groove on the tongue piece by the movement of the locking part, and the tongue piece does not move), so that the problem that the locking part 100 inserted into the tongue piece positioning groove cannot be separated from the locking position due to the fact that the tongue piece is not easily bounced because of small activity space does not exist, namely, the situation that unlocking failure does not occur easily.

In this embodiment, the device further comprises a limiting plate 103, and the driving element is arranged on the limiting plate 103; the limiting plate 103 is provided with a mounting groove, and the mounting groove is used for mounting the rotary locking piece.

Specifically, the mounting groove of seting up on the limiting plate 103 with the shape of rotatory latch fitting mutually adapts to can guarantee that rotatory latch fitting can move between the lock position and the unblock position.

In this embodiment, the rotary lock is further provided with a pressing portion 105, and the pressing portion 105 is disposed between the rotation axis of the rotary lock and the locking portion 100 and can abut against the limiting plate 103; the lifting piece 104 is connected with the limiting plate 103, and the lifting piece 104 is arranged on one side close to the driving piece; also comprises a reset piece 106; a limiting part 107 is arranged on the limiting plate 103, one end of the resetting piece 106 is fixed, and the other end of the resetting piece is abutted against the limiting part 107; the reset member 106 is capable of being elastically deformed in the second direction.

Specifically, in the actual use process, as shown in fig. 4, when unlocking, the pulling element 104 is pulled, the pulling element 104 drives the position-limiting plate 103 to move in the second direction, the resetting element 106 is compressed under the action of the position-limiting part 107, the pressing part 105 moves downward, at this time, under the action of the position-limiting plate 103, the contact part 101 and the guide part 102 move relatively, specifically, the guide part 102 jacks up the contact part 101, at this time, the rotating locking element can rotate around the rotation axis, so that the locking part 100 is in the unlocking position, conversely, as shown in fig. 3, when locking, the pulling element 104 is released, the resetting element 106 resets, drives the position-limiting plate 103 to reset, at this time, the position-limiting plate 103 is inserted under the pressing part 105, the contact part 101 and the guide part 102 move relatively, specifically, the guide part 102 fits the contact part 101, the rotary lock can now rotate about the axis of rotation, bringing the locking portion 100 into the locked position.

Preferably, the reset member 106 is a reset spring; the number of the reset pieces 106 is multiple, and the reset pieces 106 are respectively arranged on two sides of the rotary locking piece; more preferably, return spring's quantity is two, two return spring arranges the both sides of rotatory latch fitting in respectively, spacing portion 107 is provided with two, and two both sides of rotatory latch fitting are arranged in equally to spacing portion 107, guarantee spacing portion 107 with reset 106 one-to-one sets up, and then guarantee that rotatory latch fitting receives the counter balance force, make rotatory latch fitting's locking portion 100 can be steadily in the lock position and the position transform takes place between the position of unblock.

More optionally, the pulling member 104 is a pulling ring, and a pulling ring sleeve is sleeved on the portion of the pulling ring contacting with the hand, so as to increase the friction force when the pulling ring contacts with the hand, and the use is more convenient.

More preferably, when locking, the pressing part 105 can press the limiting plate 103, and can prevent the locking part 100 from rotating along the rotation axis, so as to ensure that the locking part 100 is locked stably and reliably.

Example two

With reference to fig. 5 to fig. 10, an optical module provided in the present application is specifically described, where fig. 5 is a schematic structural diagram of an optical module (with an end cap) provided in a second embodiment of the present application; FIG. 6 is a schematic structural diagram of a light module (without an end cap) according to a second embodiment of the present application; FIG. 7 is an enlarged view taken at A of FIG. 6; fig. 8 is a schematic structural diagram of an end cap of an optical module according to a second embodiment of the present application at a viewing angle; fig. 9 is a schematic structural diagram of an end cap of an optical module according to a second embodiment of the present application at a viewing angle; fig. 10 is an exploded view of an optical module according to a second embodiment of the present application.

With reference to fig. 5 to 10, an optical module for being assembled with a mouse cage in a clamping manner includes an unlocking mechanism and an optical module main body according to the first embodiment; a sliding groove is formed in the optical module main body close to the optical port end, the limiting plate 103 is arranged in the sliding groove, the limiting plate 103 can slide in the sliding groove, a locking groove 112 is formed in a position, corresponding to a positioning groove of the mouse cage (in the prior art, the positioning groove is a positioning groove in the mouse cage), of the housing of the optical module main body, and the locking groove 112 is used for accommodating the locking part 100; when the position-limiting plate 103 reciprocates in the second direction in the sliding chute, the movement of the position-limiting plate 103 drives the driving member to reciprocate in the second direction, so that the contact portion 101 and the guide portion 102 move relatively, and at this time, the rotary locking member can rotate around the rotation axis, so that the locking portion 100 is inserted into or extended out of the locking groove 112, and the locking portion 100 is shifted between the locking position and the unlocking position.

In this embodiment, as shown in fig. 6 and 7, the rotation lock is provided with a rotation shaft 108, and the axis of the rotation shaft 108 is the rotation axis; the rotary latch is rotatably connected to the optical module body through the rotating shaft 108, and in an actual use process, when the driving member reciprocates in the second direction, the contact portion 101 and the guide portion 102 relatively move, and the rotary latch can rotate around the rotating shaft 108, so that the locking portion 100 is shifted between a locking position and an unlocking position.

In this embodiment, as shown in fig. 5, 6 and 7, the bottom wall of the chute is provided with a first mounting seat 109, the first mounting seat 109 is provided with a first mounting groove 113, the rotating shaft 108 can be placed in the first mounting groove 113 of the first mounting seat 109, and the rotating shaft 108 is pulled by the first mounting groove 113. In order to ensure that the rotating shaft 108 can rotate by itself without position change, thereby achieving unlocking and locking reliability, the end cap 114 is provided with a second mounting groove 110 facing one side of the optical module body, in an actual use process, a mounting cavity is formed between the first mounting groove 113 and the second mounting groove 110, and the rotating shaft 108 can rotate in the mounting cavity, so that the rotating shaft 108 can rotate by itself without position change.

Preferably, the number of the first mounting seats 109 is two, the two first mounting seats 109 are symmetrically arranged, more preferably, the number of the second mounting grooves 110 is two, the two second mounting grooves 110 are symmetrically arranged, and it is ensured that the second mounting grooves 110 and the first mounting grooves 113 are arranged in a one-to-one correspondence manner, so that both ends of the rotating shaft 108 can rotate in the mounting cavity formed between the first mounting grooves 113 and the second mounting grooves 110, the balance of the rotating shaft 108 is ensured, and the rotating shaft is more stable.

In this embodiment, as shown in fig. 5, 6, 8, and 9, the optical module further includes an end cover 114, where the end cover 114 can be fastened to the unlocking mechanism, the end cover 114 can achieve a protection effect on the unlocking mechanism, and the end cover 114 is fixed to the optical module main body by using a positioning element 111.

Preferably, the four terminal pins of the end cover 114 are fixed by using the positioning members 111, so that the end cover 114 can be fixed on the optical module main body, and more preferably, the positioning members 111 are bolt fasteners, which is convenient and practical.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.

Claims (10)

1. An unlocking mechanism is characterized by comprising a rotary locking piece and a driving piece; one end of the rotary lock forms a locking part, the other end forms a contact part, and the rotary lock has a rotary axis extending along a first direction; the driving piece is provided with a guide part which is contacted with the contact part; when the driving member is driven to reciprocate in the second direction, the contact portion and the guide portion are relatively moved, and the rotary lock can be rotated about the rotation axis to shift the locking portion between the locking position and the unlocking position.

2. The delatch mechanism of claim 1 further comprising a limit plate, the driver being disposed on the limit plate; the limiting plate is provided with a mounting groove, and the mounting groove is used for mounting the rotary locking piece.

3. The unlocking mechanism according to claim 2, further comprising a pulling member, wherein the pulling member is connected to the position-limiting plate, and the pulling member is disposed on a side close to the driving member.

4. The unlocking mechanism according to claim 2, wherein a pressing portion is further provided on the rotary lock, the pressing portion is provided between the rotation axis of the rotary lock and the locking portion, and can abut against the limiting plate.

5. The delatch mechanism of claim 4 further comprising a reset member; the limiting plate is provided with a limiting part, one end of the resetting piece is fixed, and the other end of the resetting piece abuts against the limiting part; the piece that resets can follow elastic deformation takes place for the second direction.

6. The delatch mechanism of claim 5 wherein the return member is a return spring; the number of the reset pieces is multiple, and the reset pieces are respectively arranged on two sides of the rotary locking piece; the limiting parts and the reset pieces are arranged in a one-to-one correspondence mode.

7. An optical module for clamping assembly with a squirrel cage, comprising an unlocking mechanism as claimed in any one of claims 2 to 6 and an optical module body;

a sliding groove is formed in the outer wall of one side, close to the optical port end, of the optical module main body, and the limiting plate is arranged in the sliding groove;

a locking groove is formed in the shell of the optical module main body and corresponds to the positioning groove of the squirrel cage, and the locking groove is used for accommodating the locking part; the limiting plate can reciprocate in the chute along the second direction, so that the rotary locking piece rotates around the rotating axis, and the locking part is inserted into or extends out of the locking groove.

8. The light module as claimed in claim 7, wherein the rotary lock is provided with a rotary shaft, and an axis of the rotary shaft is the rotary axis; the rotating locking piece is connected with the optical module main body in a rotating mode through the rotating shaft.

9. The optical module of claim 7, further comprising an end cap, wherein the end cap is fastened to the unlocking mechanism and fixed to the optical module body by a positioning member passing through the end cap.

10. The optical module according to claim 9, wherein a first mounting seat is disposed on a bottom wall of the sliding groove, a first mounting groove is formed in the first mounting seat, a second mounting groove is formed on the end cover facing one side of the optical module main body and corresponding to a position of the first mounting groove, a mounting cavity is formed between the first mounting groove and the second mounting groove, and the rotating shaft is capable of rotating inside the mounting cavity.

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