CN116661069A - Shell module of square LC interface - Google Patents

Abstract

The invention discloses a shell module of a square LC interface, which comprises a first shell and a second shell which are connected with each other, wherein an inserting head is arranged at the outer end of the first shell, a first vertical rod and a second vertical rod are respectively arranged on the upper end surfaces of the first shell and the second shell, the first vertical rod and the second vertical rod are both connected to the top wall of the shell in a sliding manner through springs, and the top ends of the first vertical rod and the second vertical rod are respectively provided with a pressing plate and an elastic plate. The shell module of this square LC interface redesigns the inner structure of shell, under the circumstances of guaranteeing that optic fibre signal transmission is stable, utilizes two elasticity gliding montants to guarantee the resilience ability of pressing board and elastic plate, can utilize the different pressing action of pressing board moreover, realize the automatic bullet of interface respectively and go into the jack inside and the effect that pops out from the jack, can also utilize the dust air current formula clearance of pressing action realization jack and interface when inserting the interface simultaneously, excellent in use effect.

Description

Shell module of square LC interface

Technical Field

The invention relates to the technical field of optical fiber equipment, in particular to a shell module of a square LC interface.

Background

The shell structure of LC socket is square structure, link to each other fiber tube and plug through inside connection structure to through the inside mode of jack of pegging graft in network equipment, accomplish the transmission and the transport of optical fiber signal, and in order to guarantee the stability that optical fiber interface and network equipment are connected, can set up corresponding card strip and the recess phase-match in the jack on the shell, guarantee that it can not drop at will, but the shell module of current LC interface still has following problem when in actual use:

the shell part of the LC interface is also provided with a pressing plate and an elastic plate part, the elastic plate is correspondingly deformed downwards by pressing the pressing plate, so that the integral size of the shell can be guaranteed to be anastomosed into the jack, but the materials of the pressing plate and the elastic plate are easy to age due to repeated bending, so that after long-time use and repeated plugging, the rebound resilience performance of the pressing plate and the elastic plate is poor, and the looseness of the joint of the jack and the interface is easy to cause.

Disclosure of Invention

The invention aims to provide a square LC interface shell module, which aims to solve the problems that in the prior art, a pressing plate and an elastic plate part are also arranged on the shell part of the LC interface, the elastic plate is correspondingly deformed downwards by pressing the pressing plate, and the whole size of the shell can be ensured to be anastomosed into a jack, but the pressing plate and the elastic plate are easy to age due to repeated bending, so that after long-time use and repeated insertion and extraction, the rebound resilience of the pressing plate and the elastic plate is poor, and the connection part of the jack and the interface is easy to loosen.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a square LC interface's shell module, includes interconnect's first shell and second shell, the bayonet joint is installed to the outer end of first shell, the bayonet joint passes through the connecting piece and alternates the sinle silk of first shell and second shell and link to each other, and the pressing plate and the elastic plate of relative distribution are installed respectively on the top of first shell and second shell, just the up end of elastic plate is provided with the card strip, the jack inside fluting of card strip and LC interface coincide, first montant and second montant are installed respectively to the up end of first shell and second shell, and both are at the roof of shell through spring sliding connection to first montant and second montant, just the top of first montant and second montant is pressing plate and elastic plate respectively.

Preferably, the right end of the first housing is connected to the left end of the second housing in a sealing and sliding manner, bending allowance for the two sections of housings to slide relatively is reserved in the housing by the wire core, and driving devices are installed in the first housing and the second housing and used for automatically bouncing the first housing towards the jack to complete installation when the pressing plate deflects downwards.

Preferably, the driving device comprises a first ring body and a second ring body, the first ring body and the second ring body are connected through a connecting device, the side of the first ring body is connected with the triggering device, the first ring body is horizontally and slidably connected in the second housing, the second ring body is fixedly arranged in the first housing, and the two ring bodies are coaxially distributed with the housing.

Preferably, the connecting device comprises two magnetic sheets, the two magnetic sheets are respectively fixed on the opposite faces of the first ring body and the second ring body, and the opposite faces of the two magnetic sheets are homopolar and repulsive.

Preferably, the triggering device comprises a cross rod and an extrusion block, one end of the cross rod is fixed on the right end face of the first ring body and fixedly connected with the right end face of the first ring body, the middle section of the cross rod is elastically and slidably connected with the inner wall of the second shell, the right end of the cross rod in an initial state is attached to the lower side of the left end face of the extrusion block, the lower side of the left end face of the extrusion block is of an inclined plane structure, the upper side of the left end face of the extrusion block is of a vertical plane structure, and the top end of the extrusion block is fixed at the bottom end of the first vertical rod.

Preferably, a spring-back device is also arranged in the first housing, which spring-back device is used for enabling the first housing and the plug connector to be directly ejected from the jack by deflection of the pressing plate when the interface housing is pulled out.

Preferably, the rebound device comprises a limiting device and a force application device, wherein the limiting device is used for preventing the second ring body from being automatically separated from the first shell when the first shell is inserted into the insertion hole and releasing the limit on the second ring body when the pressing plate is completely pressed downwards, and the force application device is used for bouncing the second ring body back when the pressing plate is completely pressed downwards.

Preferably, the limiting device comprises a stop block, the stop block is vertically distributed in the inner space of the lower half section of the first shell, a sliding hole which penetrates through the middle section of the stop block horizontally is formed in the middle section of the stop block, the inside of the sliding hole is elastically and slidably connected with the bottom end of the annular part of the second vertical rod, the second vertical rod is divided into upper and lower ends, the upper section is of a vertical rod type structure and is vertically and elastically slidably connected onto the top wall of the first shell, the lower section is of an annular rod type structure, the diameter of the annular rod type structure is larger than the outer diameter of the second ring body, the two parts are coaxially distributed, and the left end face of the stop block is provided with a magnetic patch which is magnetically attracted with the right end face of the second ring body.

Preferably, the force application device comprises a fixed ring and a fixed rod, the fixed ring is coaxially arranged in the left end space inside the first shell, the fixed ring is fixed on the inner wall of the second shell through the fixed rod on the right end face of the fixed ring, and the second ring body is connected to the fixed ring in a sliding manner through a sliding rod on the side and a spring.

Preferably, a spray head is further arranged at the left end head of the first shell, the spray head is communicated with an air cavity inside the fixed ring through a connecting pipe, and a valve plate fixedly connected with the sliding rod is connected in the air cavity in a left-right sliding mode.

Compared with the prior art, the invention has the beneficial effects that: the shell module of the square LC interface redesigns the internal structure of the shell, ensures the rebound resilience performance of the pressing plate and the elastic plate by utilizing two elastic sliding vertical rods under the condition of ensuring stable optical fiber signal transmission, can respectively realize the effects of automatically bouncing into the jack and horizontally popping out from the jack by utilizing different pressing actions of the pressing plate, and simultaneously can realize the dust airflow cleaning of the jack and the interface by utilizing the pressing actions when the interface is inserted, so that the use effect is better;

1. the structural design of the first vertical rod and the second vertical rod facilitates the utilization of the rebound acting force of the elastic sliding structure after being stressed, so that the pressing plate can rebound rapidly to ensure the rebound performance of the pressing plate, the elastic plate can be more stably and firmly anastomosed in the jack under the jacking action of the rebound acting force, and the falling phenomenon caused by the ageing of the plate is avoided;

2. the structure design of the extrusion block and the stop block enables the extrusion block to be pressed downwards to a certain extent, the first ring body inside the shell can be driven to correspondingly move, and the repulsive force between the magnetic sheets is utilized to enable the first ring body and the second ring body to synchronously move under the condition of no contact, so that the first shell and the plug-in head part can correspondingly extend out, compared with the operation that the manual insertion is possible to be overlarge due to the force application, the connection damage caused by the overlarge force application is avoided, and the connection installation of the interface at a certain middle position can be more convenient under the condition that the joint connection interface is too much inserted;

further, the structural design of the fixing ring and the stop block can enable the first shell and the plug to move back by utilizing the downward larger deflection of the pressing plate under the condition that the interface is inserted into the jack, so that the automatic separation of the interface and the jack is realized, the interface is not required to be pulled out by manual repeated screwing, the damage is avoided, and the operation is more convenient;

furthermore, due to the structural design of the valve plate and the air cavity, the first ring body can also drive the valve plate to synchronously move and generate air flow to spray out of the spray head when moving, so that the jack and the interface are cleaned, and an additional dust cleaning effect is realized.

Drawings

FIG. 1 is a schematic view of the external structure of a first embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the vertical rod of the present invention;

FIG. 3 is a schematic view showing the internal structure of a housing according to a second embodiment of the present invention;

FIG. 4 is a schematic view of a cross bar structure according to a second embodiment of the present invention;

FIG. 5 is a schematic view of a second vertical rod according to the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;

FIG. 7 is a schematic diagram showing a distribution structure of a spray head according to a third embodiment of the present invention;

FIG. 8 is a schematic view of the internal structure of the retaining ring of FIG. 7 according to the present invention.

In the figure: 1. a first housing; 2. a second housing; 3. a plug; 4. pressing the plate; 5. an elastic plate; 6. clamping strips; 7. a wire core; 8. a first vertical rod; 9. a second vertical rod; 10. a first ring body; 11. a second ring body; 12. a slide bar; 13. a fixing ring; 14. a magnetic sheet; 15. a fixed rod; 16. a cross bar; 17. extruding a block; 18. a stop block; 19. a slide hole; 20. a spray head; 21. a connecting pipe; 22. an air cavity; 23. a valve plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-8, the present invention provides the following technical solutions:

first embodiment:

in this embodiment, in order to solve the problems existing in the prior art, a technical scheme is disclosed, specifically as shown in fig. 1-2, including a first housing 1 and a second housing 2 that are connected with each other, an insertion head 3 is installed at the outer end of the first housing 1, the insertion head 3 is connected with a wire core 7 of the second housing 2 through a connecting piece and penetrating the first housing 1, and the top ends of the first housing 1 and the second housing 2 are respectively installed with a pressing plate 4 and an elastic plate 5 that are distributed relatively, and the upper end surface of the elastic plate 5 is provided with a clamping strip 6, the clamping strip 6 is matched with the slot inside the jack of the LC interface, a first vertical rod 8 and a second vertical rod 9 are respectively installed at the upper end surfaces of the first housing 1 and the second housing 2, both the first vertical rod 8 and the second vertical rod 9 are slidingly connected at the top wall of the housing through springs, and the top ends of the first vertical rod 8 and the second vertical rod 9 are respectively the pressing plate 4 and the elastic plate 5, when the connector is needed to be plugged into the jack of the device, the top end of the elastic plate 5 is positioned below the pressing plate 4, so that the jack 3 can be placed at the jack first, the pressing plate 4 on the second housing 2 is pressed again to drive the elastic plate 5 to correspondingly deflect downwards, then the first housing 1, the elastic plate 5 and the jack 3 correspondingly enter into the jack, the clamping strip 6 correspondingly fits into a groove at the corresponding position of the jack, the elastic plate 5 keeps a downwards deflected state under the limit of the jack, and as the vertical rods elastically and slidably connected to the housing are arranged below the pressing plate 4 and the elastic plate 5, after the pressing plate 4 is released, the pressing plate 4 rapidly returns to the initial state under the resilience of the first vertical rod 8, and the elastic plate 5 can be more firmly anastomosed in the self-plugging hole under the action force of the back top of the second vertical rod 9, so that the interface shell can be stably connected with the network equipment plugging hole.

Second embodiment:

after the interface housing is repeatedly plugged and unplugged, the rebound resilience of the elastic plate 5 and the pressing plate 4 in the prior art correspondingly worsens, the plugging and unplugging actions all need to rely on repeated pressing of the pressing plate 4 to the elastic plate 5, the inner wall of the jack and the outer wall of the corresponding interface are easily worn in the process of plugging into the jack, and the signal transmission capacity of the optical fiber is easily reduced for a long time, so in order to solve the problem, the embodiment also discloses the scheme, specifically as shown in fig. 2, the right end of the first housing 1 is hermetically and slidingly connected to the left end of the second housing 2, the wire core 7 is reserved in the housings with bending allowance for the relative sliding of the two sections of housings, a driving device is installed in the first housing 1 and the second housing 2, the driving device is used for automatically bouncing the first housing 1 towards the jack to complete the installation action when the pressing plate 4 deflects downwards, the driving device comprises a first ring body 10 and a second ring body 11 which are connected through a connecting device, the side of the first ring body 10 is connected with a triggering device, the first ring body 10 is horizontally and slidingly connected in the second housing 2, the second ring body 11 is fixedly arranged in the first housing 1, the two ring bodies are coaxially distributed with the housing, when the mounting action is carried out, a user presses down the pressing plate 4, the triggering device correspondingly operates and drives the first ring body 10 to move in the second housing 2 and move towards the second ring body 11, the connecting device drives the second ring body 11 to correspondingly move at the moment, the second ring body 11 correspondingly drives the first housing 1 to synchronously move at the moment, the first housing 1 drives the plug connector 3 to move and leads the wire core 7 of which the inner part still has deformation allowance to deform, so that the first housing 1 can be smoothly inserted into the insertion hole.

In this embodiment, in order to ensure that the ring body can move more smoothly in the above-mentioned scheme, as shown in fig. 2 and 4, the connecting device includes two magnetic sheets 14, the two magnetic sheets 14 are respectively fixed on opposite sides of the first ring body 10 and the second ring body 11, the opposite sides of the two magnetic sheets 14 are disposed with like poles in a repulsive manner, the triggering device includes a cross bar 16 and a pressing block 17, one end of the cross bar 16 is fixed on the right end face of the first ring body 10 and fixedly connected with the inner wall of the second housing 2, the middle section of the cross bar 16 is elastically and slidably connected with the right end of the cross bar 16 in an initial state is attached to the lower side of the left end face of the pressing block 17, the lower side of the left end face of the pressing block 17 is in a slant structure, the upper side is in a vertical plane structure, the top end of the pressing block 17 is fixed at the bottom end of the first vertical rod 8, when the pressing plate 4 deflects downwards, the first vertical rod 8 moves downwards, so the extrusion block 17 moves downwards correspondingly, at the moment, the cross rod 16 moves leftwards under the guidance of the inclined plane of the extrusion block 17, so the first ring body 10 moves synchronously, and under the influence of the repulsive force of the magnetic sheet 14, the second ring body 11 also synchronously drives the first shell 1 to move, so the first shell 1 can correspondingly slide and stretch in the inserting process, and is inserted into the jack, on one hand, compared with the manual direct insertion into the jack, the method is more stable, the contact surface abrasion caused by manual repeated insertion is avoided, and because the interface end of the network equipment is inserted with a plurality of optical fiber plugs, the insertion operation of one interface is carried out, other interfaces are easy to receive, and the prescription is set under the condition that the part held by hands is not contacted with other jacks, the plug connector 3 can be plugged into the jack in an extending mode, and the operation is more convenient.

When a plurality of optical fibers are inserted into the jack end row of the same network equipment, or the outer wall of the interface is aged after the interface is repeatedly inserted and pulled for a long time, the interface is difficult to pull out, the corresponding pulled-out interface possibly needs multidirectional twisting to adjust the position, and the damage to the optical fiber connector and the jack is easier to cause in the process, so in order to solve the problem, the embodiment also discloses the scheme, specifically as shown in fig. 3 and 5-6, a rebound device is further arranged in the first shell 1, the rebound device is used for directly popping out the first shell 1 and the plug connector 3 from the jack through the deflection of the pressing plate 4 when the interface shell is pulled out, the rebound device comprises a limiting device and a force application device, the limiting device is used for ensuring that the second ring body 11 and the first shell 1 are not automatically pulled out when the pressing plate 4 is completely pressed downwards, the force application device is used for rebound of the second ring body 11 when the pressing plate 4 is pressed downwards thoroughly, the limit device comprises a stop block 18, the stop block 18 is vertically distributed in the inner space of the lower half section of the first shell 1, the middle section of the stop block 18 is provided with a sliding hole 19 which horizontally penetrates through the front and the rear, the inside of the sliding hole 19 is also elastically and slidingly connected with the bottom end of the annular part of the second vertical rod 9, the second vertical rod 9 is divided into an upper end and a lower end, the upper section is of a vertical rod structure and is vertically and elastically slidingly connected on the top wall of the first shell 1, the lower section is of an annular rod structure, the diameter of the annular structure is larger than the outer diameter of the second ring body 11, the two are coaxially distributed, the left end face of the stop block 18 is provided with a magnetic patch which is magnetically attracted with the right end face of the second ring body 11, the force application device comprises a fixing ring 13 and a fixing rod 15, the fixed ring 13 is coaxially arranged in the left end space inside the first shell 1, the fixed ring 13 is fixed on the inner wall of the second shell 2 through a fixed rod 15 on the right end surface of the fixed ring 13, the second ring body 11 is connected to the fixed ring 13 in a sliding way through a sliding rod 12 on the side, when a user performs the inserting action of the interface, the pressing plate 4 is pressed downwards without being pressed to the bottom, the plug connector 3 can be driven to be inserted into the jack by utilizing the magnetic force of the magnetic sheet 14, when the interface shell needs to be pulled out, the user can press the pressing plate 4 downwards to the maximum extent again, at the moment, the elastic plate 5 correspondingly bears force and presses the vertical part and the annular part of the second vertical rod 9 downwards, the arc part of the second vertical rod 9 can drive the stop block 18 to synchronously move downwards, and the stop of the second ring body 11 is removed, at the moment, under the spring rebound action between the second ring body 11 and the fixed ring 13, the second ring body 11 correspondingly drives the first shell 1 and the plug connector 3 to rebound, thereby replacing the rapid inserting action of a hand to complete the more efficient separating action of the interface and the jack, and if the stop block 18 and the initial pressing plate 11 restore the position to the original position.

Third embodiment:

in the case that the jack at the network equipment end and the optical fiber interface are not used for a long time, dust is easy to enter the jack, if the jack is not cleaned, normal transmission of optical fiber signals can be caused, if the jack is cleaned by blowing air from an oral cavity directly, saliva and water vapor are easy to enter, and other cleaning equipment is very troublesome to use, so that in order to solve the problem, the embodiment also discloses a scheme, particularly as shown in fig. 7-8, a spray head 20 is further arranged at the left end head of the first shell 1, the spray head 20 is communicated with an air cavity 22 in the fixed ring 13 through a connecting pipe 21, a valve plate 23 fixedly connected with a sliding rod 12 is slidingly connected left and right in the air cavity 22, when the second ring body 11 is in a sliding state, the valve plate 23 is driven to slide in the air cavity 22 through the sliding rod 12, and when the valve plate 23 moves towards the direction of the plug 3, air flow in the air cavity 22 at the left side of the valve plate 23 correspondingly flows through the connecting pipe 21 and blows out towards the plug 3 and the jack, and the cleaning effect is completed.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a square LC interface's shell module, includes interconnect's first shell (1) and second shell (2), bayonet joint (3) are installed to the outer end of first shell (1), bayonet joint (3) link to each other through connecting piece and sinle silk (7) of interlude first shell (1) and second shell (2), and press board (4) and elastic plate (5) of relative distribution are installed respectively on the top of first shell (1) and second shell (2), and the up end of elastic plate (5) is provided with card strip (6), the jack inside fluting of card strip (6) and LC interface coincide, its characterized in that: the upper end faces of the first shell (1) and the second shell (2) are respectively provided with a first vertical rod (8) and a second vertical rod (9), the first vertical rod (8) and the second vertical rod (9) are both connected to the top wall of the shell in a sliding mode through springs, and the top ends of the first vertical rod (8) and the top end of the second vertical rod (9) are respectively provided with a pressing plate (4) and an elastic plate (5).

2. The housing module of a square LC interface of claim 1, wherein: the right end of the first housing (1) is connected to the left end of the second housing (2) in a sealing sliding manner, a bending allowance for the relative sliding of the two sections of housings is reserved in the housing by the wire core (7), a driving device is arranged in the first housing (1) and the second housing (2), and the driving device is used for automatically bouncing the first housing (1) towards the jack to finish the installation action when the pressing plate (4) deflects downwards.

3. A square LC interface housing module according to claim 2, wherein: the driving device comprises a first ring body (10) and a second ring body (11), the first ring body (10) and the second ring body are connected through a connecting device, the side of the first ring body (10) is connected with the triggering device, the first ring body (10) is horizontally and slidably connected in the second housing (2), the second ring body (11) is fixedly arranged in the first housing (1), and the two ring bodies are distributed coaxially with the housing.

4. A square LC interface housing module according to claim 3, wherein: the connecting device comprises two magnetic sheets (14), wherein the two magnetic sheets (14) are respectively fixed on the opposite surfaces of the first ring body (10) and the second ring body (11), and the opposite surfaces of the two magnetic sheets (14) are arranged in a homopolar repulsion mode.

5. A square LC interface housing module according to claim 3, wherein: the triggering device comprises a cross rod (16) and an extrusion block (17), one end of the cross rod (16) is fixed on the right end face of the first ring body (10) in a fixed connection mode, the middle section of the cross rod (16) is elastically and slidably connected with the inner wall of the second housing (2), the right end of the cross rod (16) in an initial state is attached to the lower side of the left end face of the extrusion block (17), the lower side of the left end face of the extrusion block (17) is of an inclined face structure, the upper side of the left end face of the extrusion block is of a vertical plane structure, and the top end of the extrusion block (17) is fixed at the bottom end of the first vertical rod (8).

6. The housing module of a square LC interface of claim 5, wherein: a rebound device is further arranged in the first shell (1) and is used for enabling the first shell (1) and the plug connector (3) to be directly ejected out of the jack through deflection of the pressing plate (4) when the interface shell is pulled out.

7. The housing module of a square LC interface of claim 6, wherein: the rebound device comprises a limiting device and a force application device, wherein the limiting device is used for preventing the second ring body (11) from being automatically separated from the first shell (1) when the first shell (1) is inserted into the insertion hole and removing the limit on the second ring body (11) when the pressing plate (4) is completely pressed downwards, and the force application device is used for rebound-moving the second ring body (11) when the pressing plate (4) is completely pressed downwards.

8. The housing module of a square LC interface of claim 7, wherein: stop device includes dog (18), dog (18) vertical distribution is in the lower half inner space of first shell (1), and slide hole (19) that horizontal run through around the middle section of dog (18) has been seted up, the inside of slide hole (19) still with the annular part bottom elasticity sliding connection of second montant (9), second montant (9) divide into upper and lower both ends, upper segment is vertical rod type structure vertical elasticity sliding connection on the roof of first shell (1), and the lower segment is annular rod structure to the diameter of this annular structure is greater than the external diameter of second ring body (11), and both are coaxial line distribution simultaneously, and the left end face of dog (18) is provided with the magnetism paster that attracts mutually with second ring body (11) right-hand member face magnetism.

9. The housing module of a square LC interface of claim 8, wherein: the force application device comprises a fixed ring (13) and a fixed rod (15), wherein the fixed ring (13) is coaxially arranged in the left end space inside the first shell (1), the fixed ring (13) is fixed on the inner wall of the second shell (2) through the fixed rod (15) on the right end face of the fixed ring, and the second ring body (11) is connected to the fixed ring (13) in a sliding manner through a sliding rod (12) on the side of the second ring body and a spring.

10. The housing module of a square LC interface of claim 9, wherein: the novel shower nozzle is characterized in that a shower nozzle (20) is further arranged at the left end head of the first shell (1), the shower nozzle (20) is communicated with an air cavity (22) inside the fixed ring (13) through a connecting pipe (21), and a valve plate (23) fixedly connected with the slide rod (12) is connected in the air cavity (22) in a left-right sliding mode.