阅读说明：本技术 一种光模块用解锁与锁定装置 (Unlocking and locking device for optical module ) 是由 黄志文 庞东华 于 2020-12-25 设计创作，主要内容包括：本发明公开一种光模块用解锁与锁定装置,光模块包括底座,解锁与锁定装置包括拉环、卡扣件及挡板,拉环与底座转动连接；卡扣件第一端部通过连接轴与拉环连接,卡扣件第二端部设有扣件,卡扣件中部设有固定轴；拉环上设有与卡扣件的连接轴相配合的导向孔；锁定装置具有锁紧状态和解锁状态,当处于锁紧状态时,拉环与底座接触,扣件设在卡笼的卡槽内；在锁定装置由锁紧状态向解锁状态转换时,拉环向远离底座方向转动,使得卡扣件沿导向孔移动,进而使得卡扣件绕固定轴转动,以带动扣件向下移动直至扣件脱离扣槽。本发明提供的锁定装置,拉动拉环使扣件相对卡槽上下移动,实现光模块与卡笼锁紧、解锁,不仅精确锁紧且解锁简单快捷,操作顺畅。(The invention discloses an unlocking and locking device for an optical module, wherein the optical module comprises a base, the unlocking and locking device comprises a pull ring, a buckling piece and a baffle plate, and the pull ring is rotationally connected with the base; the first end part of the buckling part is connected with the pull ring through a connecting shaft, the second end part of the buckling part is provided with a fastener, and the middle part of the buckling part is provided with a fixed shaft; the pull ring is provided with a guide hole matched with the connecting shaft of the buckle piece; the locking device has a locking state and an unlocking state, when the locking device is in the locking state, the pull ring is contacted with the base, and the fastener is arranged in the clamping groove of the clamping cage; when the locking device is switched from a locking state to an unlocking state, the pull ring rotates towards the direction away from the base, so that the buckling piece moves along the guide hole, and then the buckling piece rotates around the fixed shaft to drive the buckling piece to move downwards until the buckling piece is separated from the buckling groove. According to the locking device provided by the invention, the pull ring is pulled to enable the fastener to move up and down relative to the clamping groove, so that the locking and unlocking of the optical module and the clamping cage are realized, the locking is accurate, the unlocking is simple and quick, and the operation is smooth.)

1. An unlocking and locking device for an optical module, which comprises a base (1), is characterized by comprising a pull ring (2), a buckling piece (3) and a baffle (4) arranged on the base (1), wherein the upper part of the pull ring (2) is rotatably connected with the upper part of the base (1) through a rotating shaft (7);

the buckling piece (3) is arranged between the base (1) and the baffle (4), the first end part of the buckling piece (3) is connected with the upper part of the pull ring (2) through a connecting shaft (31) on the buckling piece, the second end part of the buckling piece (3) is provided with a fastener (32) protruding out of the upper surface of the buckling piece, and two sides of the middle part of the buckling piece (3) are provided with fixed shafts (33); a guide hole (6) matched with a connecting shaft (31) of the buckling piece (3) is formed in the pull ring (2), and one end of the guide hole (6) in the length direction is higher than the other end;

the locking device has two working states, namely a locking state and an unlocking state, when the locking device is in the locking state, the pull ring (2) is in contact with the base (1), and the fastener (32) is arranged in a clamping groove of the clamping cage;

when the locking device is switched from the locking state to the unlocking state, the pull ring (2) rotates towards the direction away from the base (1), so that the connecting shaft (31) of the buckling piece (3) moves along the guide hole (6), and further the buckling piece (3) rotates around the fixed shaft (33), and the buckling piece (32) is driven to move downwards until the buckling piece (32) is separated from the buckling groove on the clamping cage.

2. The unlocking and locking device for a light module according to claim 1, wherein the guide hole (6) has a first end (61) and a second end (62), and the first end (61) of the guide hole (6) is higher than the second end (62) when the unlocking and locking device for a light module is in a locked state; when the unlocking and locking device for the optical module is in an unlocked state, the first end (61) of the guide hole (6) is lower than the second end (62).

3. The unlocking and locking device for an optical module according to claim 1, wherein the latch (3) includes a body, and the body is a structure that narrows from a first end to a second end.

4. The optical module unlocking and locking device according to claim 3, wherein the body, the connecting shaft, the fastener, and the fixing shaft are integrally structured.

5. Unlocking and locking device for a light module according to claim 1, characterized in that said guiding hole (6) is of a kidney-round type.

6. The unlocking and locking device for an optical module according to claim 1, wherein the pull ring (2) has positioning protrusions (5) on both left and right inner sidewalls, and the base has positioning grooves on both left and right outer sidewalls for engaging with the positioning protrusions (5).

7. The unlocking and locking device for the optical module according to claim 1, wherein the base (1) is provided with a groove for accommodating the snap (3), and the baffle (4) is provided with a slot and an opening corresponding to the groove.

8. The unlocking and locking device for a light module according to claim 1, wherein a reinforcing rib is provided on the inner side wall of the baffle plate (4) facing the base (1).

9. The unlocking and locking device for a light module as claimed in claim 1, wherein the pull ring (2) and the snap are made of metal.

10. The unlocking and locking device for the optical module according to claim 1, wherein the baffle (4) and the base (1) are respectively provided with a corresponding and matched mounting hole (41), and the baffle (4) and the base (1) are fixedly connected by installing a fastener in the mounting hole (41).

Technical Field

The invention relates to the field of optical module unlocking, in particular to an unlocking and locking device for an optical module.

Background

At present, a locking device is arranged on a shell of an optical module (SFP) in the optical communication industry, the locking device comprises a pull ring and a buckle piece, when the optical module is placed in a clamping cage, the optical module is fixed with the clamping cage through the locking device, when the optical module needs to be taken out, the optical module is separated from the clamping cage through the locking device, and then the optical module is taken out from the clamping cage, and the original locking device has the following defects: when the locking device is unlocked and the pull ring of the locking device is pulled outwards, the pull ring rotates to drive the buckling piece to make a crank arm move, so that a buckling point (a fastener) at the end part of the buckling piece inclines downwards; in addition, the optical module and the locking device are originally sent to a customer independently, and the customer needs to assemble and use the optical module and the locking device after receiving the optical module, so that the assembly difficulty is increased for the customer, and the workload is increased.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides an unlocking and locking device for an optical module, which comprises the following technical schemes:

the invention provides an unlocking and locking device for an optical module, wherein the optical module comprises a base, the unlocking and locking device for the optical module comprises a pull ring, a buckling piece and a baffle arranged on the base, and the upper part of the pull ring is rotationally connected with the upper part of the base through a rotating shaft;

the clamping piece is arranged between the base and the baffle, the first end part of the clamping piece is connected with the upper part of the pull ring through a connecting shaft on the clamping piece, the second end part of the clamping piece is provided with a fastener protruding out of the upper surface of the clamping piece, and two sides of the middle part of the clamping piece are provided with fixed shafts; the pull ring is provided with a guide hole matched with the connecting shaft of the buckling piece, and one end part of the guide hole in the length direction is higher than the other end part of the guide hole;

the locking device has two working states, namely a locking state and an unlocking state, when the locking device is in the locking state, the pull ring is in contact with the base, and the fastener is arranged in the clamping groove of the clamping cage;

when the locking device is switched from the locking state to the unlocking state, the pull ring rotates towards the direction away from the base, so that the connecting shaft of the buckling piece moves along the guide hole, and then the buckling piece rotates around the fixed shaft to drive the buckling piece to move downwards until the buckling piece is separated from the buckling groove on the clamping cage.

Further, the guiding hole has a first end and a second end, and when the unlocking and locking device for the optical module is in a locked state, the first end of the guiding hole is higher than the second end; when the unlocking and locking device for the optical module is in an unlocking state, the first end part of the guide hole is lower than the second end part.

Further, the buckle piece comprises a body, and the body is of a structure which is narrowed from the first end to the second end.

Further, the body, the connecting shaft, the fastener and the fixing shaft are of an integrated structure.

Further, the guide hole is of a waist circle shape.

Furthermore, all be provided with the location bump on the two inside walls of the left and right sides of pull ring, all be provided with on the two outside walls of the left and right sides of base with location bump matched with constant head tank.

Furthermore, a groove for accommodating the fastener is formed in the base, and the baffle is provided with a groove and a hole corresponding to the groove.

Furthermore, reinforcing ribs are arranged on the inner side wall, facing the base, of the baffle.

Further, the pull ring and the buckle are both made of metal materials.

Furthermore, the baffle and the base are respectively provided with a mounting hole which corresponds to each other and is matched with each other, and a fastener is installed in the mounting hole to fixedly connect the baffle and the base.

The technical scheme provided by the invention has the following beneficial effects:

according to the unlocking and locking device for the optical module, the fastener moves up and down relative to the clamping groove on the clamping cage by pulling the pull ring, so that the optical module and the clamping cage are locked and unlocked, the locking is accurate, the unlocking is simple and rapid, and the operation is convenient and smooth.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a perspective view of a first view angle at which an unlocking and locking device for an optical module according to an embodiment of the present invention is in a locked state and a baffle is disposed;

fig. 2 is a perspective view of a second view angle at which an unlocking and locking device for an optical module according to an embodiment of the present invention is in a locked state and a baffle is disposed;

fig. 3 is a perspective view of a first view angle at which an unlocking and locking device for an optical module according to an embodiment of the present invention is in a locked state and a baffle is not provided;

FIG. 4 is an enlarged view of FIG. 3;

fig. 5 is a perspective view of a second view angle at which an unlocking and locking device for an optical module according to an embodiment of the present invention is in a locked state and a baffle is not provided;

fig. 6 is a perspective view of a first view angle of a pull ring and a buckle of an unlocking and locking device for an optical module according to an embodiment of the present invention in a locked state;

fig. 7 is a perspective view of a second view angle of the unlocking and locking device for an optical module according to an embodiment of the present invention, where a pull ring and a buckle are in a locked state;

fig. 8 is a perspective view of a pull ring of an unlocking and locking device for an optical module according to an embodiment of the present invention;

fig. 9 is a perspective view of a locking member of an unlocking and locking device for an optical module according to an embodiment of the present invention;

fig. 10 is a perspective view of the unlocking and locking device for an optical module according to the embodiment of the present invention in an unlocked state without a baffle;

fig. 11 is a first exploded view of the unlocking and locking device for an optical module according to the embodiment of the present invention in an unlocked state without a baffle plate;

fig. 12 is a second exploded view of the unlocking and locking device for an optical module according to the embodiment of the present invention, which is in an unlocked state and is not provided with a shutter.

Wherein the reference numerals include: 1-base, 2-pull ring, 3-fastener, 31-connecting shaft, 32-fastener, 33-fixed shaft, 4-baffle, 41-mounting hole, 5-positioning salient point, 6-guide hole, 61-first end of guide hole, 62-second end of guide hole and 7-rotating shaft.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.

In an embodiment of the present invention, an unlocking and locking device for an optical module is provided, which is used for locking the optical module on a card cage and disengaging the optical module from the card cage, and with reference to fig. 1, the optical module includes a base 1, the unlocking and locking device for the optical module includes a pull ring 2, a fastener 3, and a baffle 4 disposed on the base 1, an upper portion of the pull ring 2 is rotatably connected with an upper portion of the base 1 through a rotating shaft 7 (the rotating shaft is disposed on the base), the pull ring 2 is pulled, and the pull ring 2 rotates relative to the base 1 (i.e., moves in a direction away from the base or moves in a direction close to the base).

The specific structure of the fastener 3 is as follows: referring to fig. 6, 7 and 9, the fastening member 3 is disposed between the base 1 and the baffle 4, a first end of the fastening member 3 is connected to the upper portion of the pull ring 2 through a connecting shaft 31 thereon, a fastening member 32 protruding from an upper surface of the second end of the fastening member 3 is disposed at a second end of the fastening member 3, fixed shafts 33 are disposed at two sides of a middle portion of the fastening member 3, and the fastening member is engaged with a slot on the card cage.

The pull ring 2 has the following specific structure: referring to fig. 6, 7 and 8, the upper portion of the pull ring 2 is provided with a guide hole 6 which is matched with a connecting shaft 31 of the fastener 3, and one end of the guide hole 6 along the length direction is higher than the other end, namely, an included angle is kept between the axial direction of the guide hole 6 and the horizontal plane.

The specific structure of the baffle 4 is as follows: referring to fig. 1 and 2, a groove for accommodating the fastener 3 is formed in the base 1, a slot and an opening corresponding to the groove are formed in the baffle 4, and the inner contour shape of the groove corresponds to the outer contour shape of the fastener 3. When locking optical module and card cage, the baffle can restrict the great angle of buckle 3 perk upwards, just the fastener stretches out the trompil of baffle 4.

The locking device has two working states, namely a locking state and an unlocking state, when the locking device is in the locking state, the pull ring 2 is in contact with the base 1 (namely, the side wall of the pull ring is in contact with the side wall of the base, and the bottom wall of the pull ring is in contact with the side wall of the base), and the fastener 32 is arranged in the clamping groove of the clamping cage to lock the optical module and the clamping cage.

When the locking device is switched from the locking state to the unlocking state, the pull ring 2 rotates in a direction away from the base 1 (namely, the bottom of the pull ring 2 is away from the bottom of the base 1), so that the buckling piece 3 moves along the guide hole 6, and further the buckling piece 3 rotates around the fixed shaft 33 (the fixed shaft is a rotation center), so as to drive the fastener 32 to move downwards until the fastener 32 is separated from a fastening groove on the cage, and at the moment, the optical module can be taken out of the cage.

The guide hole 6 is specifically explained as follows along its length direction with one end higher than the other end: the guide hole 6 has a first end 61 and a second end 62 along the length direction thereof, the first end 61 of the guide hole 6 is closer to the second end of the latch 3 than the second end 62 thereof, the second end 62 of the guide hole 6 is closer to the first end of the latch 3, and when the unlocking and locking device for an optical module is in a locked state, referring to fig. 4, the first end 61 of the guide hole 6 is higher than the second end 62; when the unlocking and locking device for the optical module is in an unlocked state, the first end portion 61 of the guide hole 6 is lower than the second end portion 62, which are based on the horizontal plane of the base.

When the optical module and the card cage are locked, referring to fig. 1 to 7, the pull ring 2 is pulled to rotate towards the direction close to the base 1, in this process, the connecting shaft 31 at the first end of the fastener 3 moves along the guide hole 6, so that the first end 61 of the guide hole 6 is higher than the second end 62, referring to fig. 6 to 8, that is, a downward force is applied to the first end of the fastener 3, so that the second end of the fastener 3 moves upwards to the fastener to enter the card slot on the card cage, and the locking function is realized.

When the optical module and the card cage are unlocked, referring to fig. 10, 11 and 12, the pull ring 2 is pulled to rotate (upwards) in a direction away from the base 1, in this process, the connecting shaft 31 of the first end portion of the fastener 3 moves along the guide hole 6, so that the first end portion 61 of the guide hole 6 is lower than the second end portion 62 (based on the horizontal plane where the base is located), referring to fig. 4, that is, an upward force is applied to the first end portion of the fastener 3, so that the second end portion of the fastener 3 moves downwards, and the fastener is further separated from the card slot on the card cage, and thus, the unlocking function is realized.

When unblock or locking, the draw-in groove on the relative card cage of fastener reciprocates, does not interfere other parts, and not only accurate locking and unblock are simple, and convenient operation is just smooth and easy.

The guide hole 6 has a certain length, preferably a circular waist shape.

The buckle piece 3 comprises a body, connecting shafts are arranged on two sides of a first end portion of the body, fasteners are arranged on a second end portion of the body, fixing shafts are arranged on two sides of the middle of the body, and the body, the connecting shafts, the fasteners and the fixing shafts are of an integrated structure. The body is a structure narrowing from the first end part to the second end part, so that the size is reduced, the space is saved, and the material is saved.

Positioning salient points 5 are arranged on the left inner side wall and the right inner side wall of the pull ring 2, positioning grooves which are in one-to-one correspondence with the positioning salient points 5 and are matched with the positioning salient points 5 are arranged on the left outer side wall and the right outer side wall of the base, when the pull ring is locked, the pulling force is stable, and the positioning salient points 5 are accommodated in the corresponding positioning grooves to play a role in positioning and fixing; and realize the positioning at the side of the pull ring.

The baffle 4 and the base 1 are respectively provided with a mounting hole 41 which corresponds to each other and is matched with each other, and the baffle 4 and the base 1 are fixedly connected by mounting a fastener in the mounting hole 41. The mounting hole 41 is arranged on the front surface, namely the plane where the mounting hole is located is parallel to the upper surface of the pull ring, so that front assembly is realized, and assembly is convenient.

Baffle 4 is provided with the strengthening rib on the inside wall towards base 1, the strengthening rib sets up along the length direction of baffle, the preferred setting of strengthening rib is at the middle part, prevents that the baffle warp.

Two sides of the bottom surface of the baffle 4 far away from the pull ring 2 are attached to the upper surface of the base 1, and the design is closed without dispensing.

The pull ring 2 and the buckle are made of metal materials, such as copper or aluminum, and are firm and durable.

According to the unlocking and locking device for the optical module, the pull ring is pulled to rotate towards the direction close to the base, so that the fastener enters the clamping groove in the clamping cage, and the locking function is realized; through the pulling the draw-ring rotates to the direction far away from the base, so that the fastener is separated from the clamping groove on the clamping cage, and the unlocking function is realized. Through the pulling the pull ring for draw-in groove on the relative card cage of fastener reciprocates, and then realizes optical module and card cage locking, unblock, not only accurate locking and unblock are simple swift, and convenient operation is just smooth and easy. According to the unlocking and locking device for the optical module, the optical module and the locking device are assembled and then sent to a customer, the customer only needs to pull the pull ring to realize locking and unlocking, the operation is simple, and time and labor are saved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.