CN211123381U - Optical module stretching strap formula unlocking device - Google Patents

Abstract

The utility model discloses a pull-belt-type unlocking device for an optical module, which comprises a base, a chute along the length direction of the base is provided, a pull-belt and an unlocking push block are slidingly arranged in the chute, and the unlocking push block is connected with an elastic reset piece. The elastic reset piece is connected to the base, the pulling belt and the unlocking push block are connected through a reverse transmission piece, and one end of the unlocking push block is used to adapt to the shrapnel on the interface cage. Using the pull-belt-type unlocking device of the optical module of the present invention, the pull-belt and the unlocking push block are connected by a reverse transmission member, that is, when the pull-belt is moved along the direction of the chute by an external force, the unlocking push-block is driven in the opposite direction relative to the pull-belt Move and unlock the push block to push the shrapnel on the interface cage to unlock the module. The movement direction of the pull belt is along the length of the base, and there is no need to have a wide space in the height direction of the base to accommodate the displacement of the pull belt. Therefore, this optical module is used to pull The optical module of the belt unlocking device has a flexible installation position, is easy to use, and has a good effect.

Description

An optical module pull-belt unlocking device

technical field

The utility model relates to an unlocking device, in particular to a pull-belt-type unlocking device for an optical module.

Background technique

The structure design of SFP/SFP+/SFP-DD optical module follows the optical module structure of SFP/SFP+/SFP-DD and other MSA protocol specifications. The cage is well combined, and on the other hand, this type of module unlocking device ensures that the module can be smoothly pulled out from the interface cage after unlocking.

As shown in FIG. 1 , the unlocking devices of the existing optical module structure are mostly hook-type unlocking devices, including the base 1 of the module, the wire hook 2, the unlocking push block 3, the spring 4, the pressure plate 5 and the installation screw 6, and the wire hook 2 It is clamped in the circular groove at the end of the base 1, the spring 4 is set in the chute of the pressure plate 5, the pressure plate 5 is provided with a chute along the length of the base, and the unlocking push block 3 is slidably arranged in the chute, and the unlocking push block 3 is connected The spring 4, the wire hook 2 can rotate around the base 1, the wire hook 2 is provided with a protrusion, one end of the unlocking push block 3 is abutted against the protrusion, and the other end is used to fit the shrapnel on the interface cage. on base 1.

When in use, when the external force drives the wire hook 2 to rotate around the base 1 and its one end is away from the base 1, the protrusion on the wire hook 2 pushes the unlocking push block 3 to slide in the chute of the pressure plate 5, and one end of the unlocking push block 3 pushes open the interface. The shrapnel on the cage enables the optical module structure and the interface cage to be unlocked and separated, and at the same time, the unlocking push block 3 drives the spring 4 to be compressed; when the wire hook 2 rotates around the base 1 and its end is close to the base 1, the spring 4 pushes the unlocking push block 3 reset.

However, the wire retractor 2 in the existing optical module retractor-type unlocking device requires a rotation space and a wide available space in the height direction of the base 1, which limits the installation position and use flexibility of the entire optical module structure.

Utility model content

The purpose of the present utility model is: for the existing optical module retractor-type unlocking device in the prior art, the wire retractor needs a rotation space, and a wide available space in the height direction of the base is required, resulting in flexible installation position and use of the entire optical module structure. To solve the problem of limited flexibility, a pull-belt-type unlocking device for an optical module is provided.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is:

A pull-belt-type unlocking device for an optical module includes a base, and a chute is arranged on the base along its length direction, a pull-belt and an unlocking push block are slidably arranged in the chute, and the unlocking push block is connected to an elastic reset piece , the elastic reset piece is connected to the base, the pull belt and the unlocking push block are connected through a reverse transmission member, and one end of the unlocking push block is used to fit the elastic piece on the interface cage.

With the pull-belt-type unlocking device for an optical module according to the present invention, the pull-belt and the unlocking push block are connected by a reverse transmission member, that is, when the pull-belt is pulled along the direction of the chute by an external force to move , drive the unlocking push block to move in the opposite direction relative to the pulling belt, the unlocking push block pushes the shrapnel on the interface cage to realize the module unlocking, the moving direction of the pulling belt is along the length of the base, and does not require any The base has a wide available space in the height direction for accommodating the displacement of the pull strap, so the optical module using the pull strap unlocking device for the optical module has a flexible installation position, is convenient to use, and has a good effect.

Preferably, the pull-belt-type unlocking device for the optical module further comprises a pressing plate, and the pressing plate is detachably connected to the side of the base where the chute is arranged.

Preferably, the pressing plate and the base are connected by snaps.

Preferably, the chute and the base are connected by screws.

Preferably, the elastic restoring member is a spring, one end of the spring is connected to the base, and the other end is connected to the unlocking push block.

Preferably, the elastic restoring member is an elastic pulling cord, and the elastic pulling cord connects the base and the unlocking push block.

Preferably, the reverse transmission member includes a first rack, a second rack and a gear, the first rack and the second rack are arranged in parallel and mesh with the gear at the same time, the first gear The bar is connected to the pulling belt, the second rack is connected to the unlocking push block, and the rotating shaft of the gear is arranged on the base.

The pull belt is pulled by an external force to drive the first rack to move, the first rack drives the gear to rotate, and the gear drives the second rack to move in the opposite direction of the movement of the first rack, The second rack drives the unlocking push block to move in the opposite direction of the movement of the pulling belt.

Preferably, the reverse transmission member includes a first friction strip, a second friction strip and a friction wheel, the first friction strip and the second friction strip are arranged in parallel, and at the same time abut the friction wheel, the The first friction strip is connected to the pulling belt, the second friction strip is connected to the unlocking push block, and the rotating shaft of the friction wheel is arranged on the base.

The pull belt is pulled by an external force to drive the first friction strip to move, the first friction strip drives the friction wheel to rotate, and the friction wheel drives the second friction strip to move in the opposite direction of the first friction strip Moving, the second friction strip drives the unlocking push block to move in the opposite direction of the movement of the pulling belt.

To sum up, due to the adoption of the above-mentioned technical solutions, the beneficial effects of the present utility model are:

Using the pull-belt-type unlocking device for an optical module according to the present invention, the pull-belt and the unlocking push block are connected by a reverse transmission member, that is, when the pull-belt is pulled along the direction of the chute by an external force to move. , drive the unlocking push block to move in the opposite direction relative to the pulling belt, the unlocking push block pushes the shrapnel on the interface cage to realize the module unlocking, the moving direction of the pulling belt is along the length of the base, and does not require any The base has a wide available space in the height direction for accommodating the displacement of the pull strap, so the optical module using the pull strap unlocking device for the optical module has a flexible installation position, is convenient to use, and has a good effect.

Description of drawings

FIG. 1 is a schematic structural diagram of an existing optical module hook-type unlocking device;

Icon: 1-base, 2-wire hook, 3-unlocking push block, 4-spring, 5-pressing plate, 6-installation screw;

2 is a schematic structural diagram of the pull-belt-type unlocking device for an optical module according to the present invention;

FIG. 3 is an exploded schematic diagram of FIG. 2 .

Icons: 1-base, 11-chute, 2-pull belt, 21-first rack, 3-unlocking push block, 31-second rack, 4-spring, 5-pressing plate, 6-gear.

Detailed ways

The present utility model will be described in detail below in conjunction with the accompanying drawings.

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

Example 1

As shown in FIGS. 2-3 , a pull-belt-type unlocking device for an optical module according to the present invention includes a base 1 and a pressing plate 5 .

The base 1 is provided with a chute 11 along its length direction, and a pull belt 2 and an unlocking push block 3 are slid in the chute 11. The unlocking push block 3 is connected to a spring 4, and one end of the spring 4 is connected to the The base 1 and the other end are connected to the unlocking push block 3, the pull belt 2 and the unlocking push block 3 are connected by a reverse transmission member, and one end of the unlocking push block 3 is used to adapt to the shrapnel on the interface cage , the pull strap 2 includes a pull handle located on one side of the end of the base 1 .

As shown in FIG. 3 , the reverse transmission member includes a first rack 21 , a second rack 31 and a gear 6 . The first rack 21 and the second rack 31 are arranged in parallel and mesh with all In the gear 6 , the first rack 21 is connected to the pulling belt 2 , the second rack 31 is connected to the unlocking push block 3 , and the rotating shaft of the gear 6 is arranged on the base 1 .

The pressing plate 5 is detachably connected to the side of the base 1 where the chute 11 is provided. Specifically, as shown in FIG. It is connected with the base 1 by screws.

Using the pull-belt-type unlocking device for an optical module according to the present invention, the pull-belt 2 and the unlocking push block 3 are connected by a reverse transmission member, that is, the pull-belt 2 is pulled along the direction of the chute 11 by an external force. When the belt 2 moves, the pulling belt 2 drives the first rack 21 to move, the first rack 21 drives the gear 6 to rotate, and the gear 6 drives the second rack 31 to move toward the first rack 21 . A rack 21 moves in the opposite direction of movement, the second rack 31 drives the unlocking push block 3 to move in the opposite direction of the movement of the pull belt 2, and the unlocking push block 3 pushes against the elastic sheet on the interface cage to To achieve module unlocking, the moving direction of the drawstring 2 is along the length direction of the base 1, and there is no need to have a wide available space in the height direction of the base 1 to accommodate the displacement of the drawstring 2, so the optical module drawstring is used The installation position of the optical module of the type unlocking device is flexible, the use is convenient, and the effect is good.

Example 2

The difference between the pull-belt-type unlocking device for an optical module of the present invention and Embodiment 1 is that in this embodiment, the reverse transmission member includes a first friction strip, a second friction strip and a friction wheel , the first friction strip and the second friction strip are arranged in parallel and fit the friction wheel at the same time, the first friction strip is connected to the pull belt 2, and the second friction strip is connected to the unlocking pusher Block 3, the rotating shaft of the friction wheel is arranged on the base 1.

Using the pull-belt-type unlocking device for an optical module according to the present invention, the pull-belt 2 and the unlocking push block 3 are connected by a reverse transmission member, that is, the pull-belt 2 is pulled along the direction of the chute 11 by an external force. When the belt 2 moves, the pulling belt 2 drives the first friction strip to move, the first friction strip drives the friction wheel to rotate, and the friction wheel drives the second friction strip toward the first friction strip Moving in the opposite direction of the movement, the second friction strip drives the unlocking push block 3 to move in the opposite direction of the movement of the pull belt 2, and the unlocking push block 3 pushes the shrapnel on the interface cage to unlock the module. The moving direction of the drawstring 2 is along the length direction of the base 1, and there is no need to have a wide available space in the height direction of the base 1 to accommodate the displacement of the drawstring 2. Therefore, the light of the drawstring unlocking device of the optical module is used. The module installation position is flexible, easy to use, and the effect is good.

Example 3

The difference between the pull-belt-type unlocking device for an optical module of the present invention and Embodiment 1 or Embodiment 2 is that in this embodiment, an elastic pull-string is used instead of the spring 4, and the elastic pull-string When the base 1 and the unlocking push block 3 are connected, and the optical module and the interface cage are in a clamped state, the elastic pull cord is in a straight state.

When the external force pulls the pull strap 2 and the unlocking push block 3 moves, the optical module and the interface cage are unlocked, and the movement of the unlocking push block 3 tightens the elastic pull rope, which produces elasticity Restoring force, after the external force is removed, the unlocking push block 3 is reset under the action of the restoring force of the elastic pull cord.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (8)

1. A pull-belt-type unlocking device for an optical module, comprising a base (1), wherein the base (1) is provided with a chute (11) along its length direction, and slides in the chute (11) A pull strap (2) and an unlocking push block (3) are provided, the unlocking push block (3) is connected to an elastic reset piece, the elastic reset piece is connected to the base (1), the pull strap (2) and the The unlocking push block (3) is connected through a reverse transmission member, and one end of the unlocking push block (3) is used to fit the elastic piece on the interface cage. 2 . The pull-belt-type unlocking device for an optical module according to claim 1 , further comprising a pressure plate ( 5 ), the pressure plate ( 5 ) being detachably connected to the base ( 1 ) and provided with the chute ( 2 . 2 . 11) on the side. 3 . The pull-belt-type unlocking device for an optical module according to claim 2 , wherein the pressing plate ( 5 ) and the base ( 1 ) are connected by a buckle. 4 . 4 . The pull-belt-type unlocking device for an optical module according to claim 2 , wherein the sliding groove ( 11 ) and the base ( 1 ) are connected by screws. 5 . 5 . The pull-belt-type unlocking device for an optical module according to claim 1 , wherein the elastic restoring member is a spring ( 4 ), and one end of the spring ( 4 ) is connected to the base ( 1 ) and the other end is connected to the base ( 1 ). 6 . The unlocking push block (3). 6 . The pull-belt-type unlocking device for an optical module according to claim 1 , wherein the elastic restoring member is an elastic pulling cord, and the elastic pulling cord connects the base ( 1 ) and the unlocking push block ( 6 . 3). 7. The pull-belt-type unlocking device for an optical module according to any one of claims 1-6, wherein the reverse transmission member comprises a first rack (21), a second rack (31) and a gear (6), the first rack (21) and the second rack (31) are arranged in parallel and mesh with the gear (6) at the same time, and the first rack (21) is connected to the drawstring (2), the second rack (31) is connected to the unlocking push block (3). 8. The pull-belt-type unlocking device for an optical module according to any one of claims 1-6, wherein the reverse transmission member comprises a first friction strip, a second friction strip and a friction wheel, and the first friction strip A friction strip and the second friction strip are arranged in parallel, and are attached to the friction wheel at the same time, the first friction strip is connected to the pull belt (2), and the second friction strip is connected to the unlocking push block ( 3).

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