CN209784589U - Photoelectric linkage monitoring connector - Google Patents

Abstract

The utility model discloses a photoelectric linkage monitoring connector for the plug-in condition of on-line monitoring optical fiber adapter, include: the conductive terminal comprises a signal terminal and a power supply terminal, wherein the signal terminal comprises a butt joint part used for being connected with an external controller and an elastic contact part formed by extending outwards from one end of the butt joint part; the insulation body is pivoted with a switch door for lifting the optical fiber adapter to realize insertion; the switch door is provided with a conducting strip, the conducting strip is used for connecting or disconnecting the elastic contact part, and the conducting strip is separated from the elastic contact part and is in telecommunication connection with the elastic contact part according to whether the switch door is opened or not so that the external controller can receive different signals. Therefore, the utility model discloses whether photoelectric linkage monitoring connector realizes the control to the pilot lamp through opening of switch door to simplified control mode, reduced manufacturing cost.

Description

Photoelectric linkage monitoring connector

Technical Field

The utility model relates to an optic fibre distribution module field especially relates to a photoelectricity linkage monitoring connector for optic fibre adapter.

Background

The optical fiber adapter is a device for detachably and movably connecting optical fibers. It is a basic requirement of fiber optic connectors that the two end faces of the fiber be closely abutted so that the light energy output by the transmitting fiber is maximally coupled into the receiving fiber and that it has minimal impact on the system due to its interposition in the optical link.

In order to enable a user to know the connection condition of each optical fiber adapter in real time, chinese patent No. CN201520845543.3 discloses that an elastic sheet is a photoelectric linkage monitoring connector, and the elastic sheet type photoelectric linkage monitoring connector realizes the on/off of an indicator light by the butt joint of an electronic tag arranged on an optical fiber connector and an electronic tag port arranged on the photoelectric linkage monitoring connector. This arrangement complicates the control of the indicator light and increases the production cost.

In view of the above problems, there is a need to provide a new optoelectronic monitoring connector to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a technical problem provides a photoelectric linkage monitoring connector, and this photoelectric linkage monitoring connector realizes the control to the pilot lamp through closing of switch door to simplified control mode, reduced manufacturing cost.

For solving the technical problem, the technical scheme of the utility model is realized like this: an optoelectronic linkage monitoring connector for online monitoring of the insertion of a fiber optic adapter, comprising: the conductive terminal comprises a signal terminal and a power supply terminal, wherein the signal terminal comprises a butt joint part used for being connected with an external controller and an elastic contact part formed by extending outwards from one end of the butt joint part; the insulation body is pivoted with a switch door for lifting the optical fiber adapter to realize insertion; the switch door is provided with a conducting strip, the conducting strip is used for connecting or disconnecting the elastic contact part, and the conducting strip is separated from the elastic contact part and is in telecommunication connection with the elastic contact part according to whether the switch door is opened or not so that the external controller can receive different signals.

As a further improvement of the utility model, the switch door is convexly provided with a mounting arm, and the mounting arm is provided with an eccentric hole; the insulation body is provided with a pin joint seat used for being in pin joint fit with the installation arm, a pin joint shaft is arranged between the pin joint seat and the eccentric hole, and the eccentric direction of the eccentric hole is that the switch door faces one side of the insulation body.

As a further improvement of the utility model, insulator is close to the one end of switch door be provided with the spacing portion of switch door matched with, in order to prevent the switch door is excessively rotatory.

As a further improvement of the present invention, the two limiting portions are provided, and the pivot seat is located between the two limiting portions.

As a further improvement, the pivot shaft is provided with a spacing protrusion matched with the pivot seat to prevent the pivot shaft from rotating.

As a further improvement, the photoelectric linkage monitoring connector further has a cover the epaxial torsional spring of pin joint, the torsional spring is including supporting holding insulator's first elastic arm and supporting holding the second elastic arm of switch door.

As a further improvement, the switch door is provided with a second fixing groove matched with the second elastic arm, so as to prevent the torsion spring along the pivot shaft slides.

As a further improvement of the utility model, the insulating body is provided with an indicator light; and the external controller enables the indicator lamp to be lightened or extinguished according to the received different signals.

As a further improvement of the present invention, the switch door is transparent, so that the light emitted from the indicator lamp can pass through the switch door.

As a further improvement of the utility model, the photoelectricity linkage monitoring connector is attached to in FC optic fibre adapter and the communication box.

The utility model has the advantages that: compared with the prior art, the utility model discloses whether photoelectric linkage monitoring connector realizes the control to the pilot lamp through opening of switch door to simplified control mode, reduced manufacturing cost.

Drawings

Fig. 1 is a schematic perspective view of the photoelectric linkage monitoring connector of the present invention.

Fig. 2 is a perspective view of another angle of the electro-optical interlocking monitoring connector shown in fig. 1.

Fig. 3 is a perspective view of the substrate.

Fig. 4 is a perspective view of another angle of the substrate shown in fig. 3.

Fig. 5 is a perspective view of another angle of the substrate shown in fig. 3.

Fig. 6 is a perspective view of the positioning member.

Fig. 7 is a perspective view of the positioning member shown in fig. 6 at another angle.

Fig. 8 is a perspective view of the insulating body.

Fig. 9 is a perspective view of the indicator light.

Fig. 10 is a perspective view of the conductive terminal.

Fig. 11 is a perspective view of the opening/closing door.

Fig. 12 is a perspective view of the conductive sheet.

Fig. 13 is a perspective view of the torsion spring and the pivot shaft.

Reference numerals:

Photoelectric linkage monitoring connector 100 insulation body 10

Front wall 13 of base body 11

Rear wall 14 of terminal receiving groove 131

The accommodating groove 141 with a limiting portion 142

Top wall 15 accommodating cavity 151

Mounting groove 1511 locating groove 1512

Limit protrusion 1513 through slot 1514

Bottom wall 16 retaining groove 161

Sidewall 17 retention arm 171

Stiffener 1711 locating piece 12

Mounting arm 121 Main mounting arm 124

Secondary mounting arm 125 barb 1211

Positioning protrusion 122 limiting groove 123

First fixing groove 127 of stopper 126

Conductive terminal 20 signal terminal 21

First signal terminal 211 and second signal terminal 212

Contact 213 power terminal 22

First power supply terminal 221 and second power supply terminal 222

Base 201 of projection 223

Elastic contact part 203 pivoting mechanism 30

Pivot seat 31 and pivot shaft 32

Limiting protrusion 321 torsion spring 33

First torsion spring 34 and second torsion spring 35

First elastic arm 331 and second elastic arm 332

Mounting arm 41 for opening and closing door 40

Eccentric hole 411 opening 42

Mounting groove 43 second fixing groove 44

Base 51 of conductive sheet 50

Barb 511 extension 52

Electric connection sheet 61 of indicator lamp 60

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Referring to fig. 1, fig. 2 and fig. 8, the photoelectric linkage monitoring connector 100 of the present invention is used for an optical fiber adapter, and includes: the switch comprises an insulating body 10, a conductive terminal 20 accommodated in the insulating body 10, a pivot mechanism 30, a switch door 40 pivotally mounted on the insulating body 10 through the pivot mechanism 30, a conductive sheet 50 and an indicator light 60 mounted on the insulating body 10.

Referring to fig. 8, the insulating housing 10 includes a base 11 and a positioning element 12 mounted on the base 11. Referring to fig. 3, 4 and 5, the base 11 includes a front wall 13 opposite to an external controller, a rear wall 14 opposite to the front wall 13, a top wall 15 opposite to the positioning member 12, a bottom wall 16 opposite to the top wall 15, and a side wall 17 perpendicular to the front wall 13 and the top wall 15. The front wall 13 is formed with terminal receiving grooves 131 recessed inward. The rear wall 14 is provided with an accommodating groove 141 for accommodating the indicator lamp 60 and a limiting portion 142 matched with the switch door 40. The top wall 15 is recessed inward to form a receiving cavity 151 for receiving the positioning member 12. The accommodating cavity 151 is internally provided with a mounting groove 1511, a positioning groove 1512 and a limiting protrusion 1513. The top wall 15 has a through channel 1514 therein adjacent the front wall 13 in communication with the terminal receiving channels 131 and the positioning channel 1512. The bottom wall 16 is recessed to form a holding groove 161 for holding a fiber optic adapter. The side wall 17 protrudes outward and is bent to form a holding arm 171 for holding the fiber optic adapter. The retaining groove 161 is located between a pair of the retaining arms 171. The holding arm 171 is provided with a rib 1711 to enhance the mechanical strength of the holding arm 171.

Referring to fig. 6, 7 and 8, the positioning element 12 includes a mounting arm 121 protruding toward the base 11, a positioning protrusion 122 and a limiting groove 123. The mounting arm 121 is matched with the mounting groove 1511 to fixedly mount the positioning member 12 on the base 11. The mounting arm 121 is provided with a barb 1211 matched with the mounting groove 1511 to prevent the mounting arm 121 from falling off from the mounting groove 1511. The mounting arms 121 include a pair of primary mounting arms 124 adjacent to the terminal receiving grooves 131 and a pair of secondary mounting arms 125 facing away from the terminal receiving grooves 131. The positioning protrusion 122 is located between the pair of primary mounting arms 124, and the limiting groove 123 is located between the pair of primary mounting arms 124 and the pair of secondary mounting arms 125. The positioning protrusion 122 is engaged with the positioning groove 1512, and the limiting groove 123 is engaged with the limiting protrusion 1513, so as to fix the positioning element 12 on the base 11. One end of the positioning element 12 away from the terminal receiving groove 131 protrudes outward to form a blocking portion 126, so as to fix the indicator light 60 in the receiving groove 141. A first fixing groove 127 is further disposed at an end of the positioning member 12 away from the terminal receiving groove 131.

Referring to fig. 10, 6, 7 and 8, the conductive terminals 20 include a pair of signal terminals 21 and a pair of power terminals 22. The signal terminal 21 and the power terminal 22 include a base portion 201, a mating portion 202 formed by extending outward from one end of the base portion 201, and an elastic contact portion 203 formed by extending outward from the other end of the base portion 201. The positioning member 12 is formed integrally with the base portion 201 by injection molding, and the abutting portion 202 and the elastic contact portion 203 protrude from the positioning member 12. The mating portion 202 is L-shaped, partially located in the positioning protrusion 122, partially located in the terminal receiving groove 131, and mated with an external controller. The mating portion 202 enters the terminal receiving groove 131 from the through groove 1514. The elastic contact portion 203 protrudes out of one end of the positioning element 12 departing from the terminal accommodating groove 131. The signal terminal 21 includes a first signal terminal 211 and a second signal terminal 212, and the power supply terminal 22 includes a first power supply terminal 221 and a second power supply terminal 222. The second signal terminal 212 and the second power terminal 222 have a common base portion 201 and a mating portion 202. The elastic contact portion 203 of the second signal terminal 212 is formed by extending from an end of the base portion 201 away from the mating portion 202. The elastic contact portion 203 of the second power terminal 222 is formed by extending from one end of the base portion 201 away from the mating portion 202. The elastic contact portion 203 of the signal terminal 21 is provided with a contact 213 that is engaged with the conductive sheet 50, so that the elastic contact portion 203 of the signal terminal 21 is in point contact with the conductive sheet 50. The elastic contact portion 203 of the power terminal 22 is formed with a protrusion 223 protruding toward the indicator lamp 60.

Referring to fig. 8 and 13, the pivot mechanism 30 includes a pivot base 31 located at an end of the base 11 away from the terminal receiving slot 131, a pivot shaft 32 installed on the pivot base 31, and a torsion spring 33 sleeved on the pivot shaft 32. The accommodating groove 141 is located between the pair of pivoting seats 31, and the pivoting seat 31 is located between the pair of limiting parts 142. The pivot shaft 32 is provided with a limiting protrusion 321 matched with the pivot base 31 to prevent the pivot shaft 32 from rotating. The torsion spring 33 includes a first torsion spring 34 and a second torsion spring 35. The first torsion spring 34 and the second torsion spring 35 include a first elastic arm 331 abutting against the insulating housing 10 and a second elastic arm 332 abutting against the switch door 40. In this embodiment, the first elastic arm 331 abuts against the positioning element 12. The first elastic arm 331 of the first torsion spring 34 is integrally connected to the first elastic arm 331 of the second torsion spring 35 and located in the first fixing slot 127 to prevent the first elastic arm 331 from sliding on the positioning member 12. The second elastic arm 332 of the first torsion spring 34 is parallel to the second elastic arm 332 of the second torsion spring 35.

Referring to fig. 1 and 11, the switch door 40 is pivotally mounted on an end of the base 11 away from the terminal receiving slot 131 through the pivot mechanism 30. The opening and closing door 40 is transparent so that the light emitted from the indicator lamp 60 can pass through the opening and closing door 40. One end of the switch door 40 protrudes outwards to form a mounting arm 41, and the mounting arm 41 is provided with an eccentric hole 411 matched with the pivot shaft 32. The eccentric direction of the eccentric hole 411 is the side of the switch door 40 facing the insulation body 10. The switch door 40 is further provided with a hollow opening 42, and the cross section of the opening 42 is in a shape like a Chinese character 'tu'. The switch door 40 is further provided with a mounting groove 43 engaged with the conductive plate 50 and a second fixing groove 44 engaged with the second elastic arm 332. The mounting groove 43 is located on a side of the switch door 40 facing the insulating body 10, and the second fixing groove 44 is located on a side of the switch door 40 facing away from the insulating body 10. The mounting groove 43 and the second fixing groove 44 are located between the mounting arm 41 and the opening 42. The second elastic arm 332 is located in the second fixing groove 44 to effectively prevent the torsion spring 33 from sliding along the pivot shaft 32.

Referring to fig. 2 and 12, the conductive sheet 50 is mounted on the switch door 40 and is matched with the elastic contact portion 203 of the signal terminal 21. The conductive sheet 50 includes a base 51 and an extension 52 formed by bending and extending from one side of the base 51. The base 51 is mounted in the mounting groove 43. The base 51 is provided with a barb 511 which is matched with the mounting groove 43 to prevent the base 51 from falling off from the mounting groove 43.

Referring to fig. 8 and 9, the indicator light 60 is installed in the accommodating groove 141, and two sides of the indicator light are provided with electrical connection sheets 61. The elastic contact portion 203 of the power terminal 22 extends into the accommodating groove 141, and the protrusion 223 abuts against the electrical connection sheet 61, so that the indicator 60 is electrically connected to the power terminal 22. The indicator light 60 is a red LED light.

When the optical fiber adapter is inserted into the optical fiber adapter from the opening 42, the conductive sheet 50 and the elastic contact portion 203 of the signal terminal 21 are in a first matching state, at this time, the switch door 40 is opened, the torsion spring 33 is elastically deformed, the conductive sheet 50 and the elastic contact portion 203 of the signal terminal 21 are separated from contact, and the external controller receives a first signal and lights the indicator light 60 through the power terminal 22.

When the optical fiber connector is pulled out from the optical fiber adapter, the conductive plate 50 and the elastic contact portion 203 of the signal terminal 21 are in a second matching state, and at this time, the switch door 40 is closed under the action of the torsion spring 33 and is matched with the limiting portion 142 to prevent the switch door 40 from rotating excessively; the elastic contact portion 203 of the signal terminal 21 elastically abuts against the conductive sheet 50, and the external controller receives the second signal and turns off the indicator light 60 through the power terminal 22.

In this embodiment, the conductive plate 50 is mounted on the switch door 40, but in other embodiments, the conductive plate 50 may also be mounted on a fiber optic connector. When the optical fiber connector is inserted into the optical fiber adapter, the elastic contact portion 203 of the signal terminal 21 elastically abuts against the conductive plate 50, and at this time, the conductive plate 50 and the elastic contact portion 203 are in a first matching state, and the external controller receives the first signal and lights the indicator light 60 through the power terminal 22. When the optical fiber connector is pulled out from the optical fiber adapter, the elastic contact portion 203 is separated from the contact with the conductive sheet 50, at this time, the conductive sheet 50 and the elastic contact portion 203 are in the second matching state, and the external controller receives the second signal and turns off the indicator light 60 through the power terminal 22.

Compared with the prior art, the utility model discloses photoelectric linkage monitoring connector 100 passes through the realization of closing of switch door 40 is right the control of pilot lamp 60 to simplified control mode, reduced manufacturing cost.

The electro-optical linkage monitoring connector 100 is attached to an FC fiber optic adapter and a communications box. The use condition of the optical fiber interface can be monitored on line by matching with a weak current cable control system, and the indicator light 60 can provide construction guidance. When the FC optical fiber head is inserted into the adapter, the switch door 40 of the photoelectric linkage monitoring connector needs to be opened, the conducting strip 50 on the switch door 40 is disconnected with the injection molding conductive terminal 20, the control system is triggered, and the control system controls the indicator lamp 60 to be turned on or turned off.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. An optoelectronic linkage monitoring connector for monitoring the insertion of an optical fiber adapter on-line, comprising: the conductive terminal comprises a signal terminal and a power supply terminal, wherein the signal terminal comprises a butt joint part used for being connected with an external controller and an elastic contact part formed by extending outwards from one end of the butt joint part; the insulation body is pivoted with a switch door for lifting the optical fiber adapter to realize insertion; the switch door is provided with a conducting strip, the conducting strip is used for connecting or disconnecting the elastic contact part, and the conducting strip is separated from the elastic contact part and is in telecommunication connection with the elastic contact part according to whether the switch door is opened or not so that the external controller can receive different signals.

2. the electro-optical linkage monitoring connector of claim 1, wherein: the switch door is convexly provided with a mounting arm, and the mounting arm is provided with an eccentric hole; the insulation body is provided with a pin joint seat used for being in pin joint fit with the installation arm, a pin joint shaft is arranged between the pin joint seat and the eccentric hole, and the eccentric direction of the eccentric hole is that the switch door faces one side of the insulation body.

3. The electro-optical linkage monitoring connector of claim 2, wherein: one end of the insulating body, which is close to the switch door, is provided with a limiting part matched with the switch door so as to prevent the switch door from rotating excessively.

4. The electro-optical linkage monitoring connector of claim 3, wherein: the pin joint seat is arranged between the limiting parts.

5. The electro-optical linkage monitoring connector of claim 2, wherein: the pivoting shaft is provided with a limiting bulge matched with the pivoting seat to prevent the pivoting shaft from rotating.

6. The electro-optical linkage monitoring connector of claim 2, wherein: the photoelectric linkage monitoring connector is further provided with a torsion spring sleeved on the pivot shaft, and the torsion spring comprises a first elastic arm abutting against the insulating body and a second elastic arm abutting against the opening and closing door.

7. The electro-optical linkage monitoring connector of claim 6, wherein: and a second fixing groove matched with the second elastic arm is arranged on the switch door to prevent the torsion spring from sliding along the pivot shaft.

8. The electro-optical linkage monitoring connector of claim 1, wherein: the insulating body is provided with an indicator light; and the external controller enables the indicator lamp to be lightened or extinguished according to the received different signals.

9. The electro-optical linkage monitoring connector of claim 8, wherein: the switch door is transparent, so that light emitted by the indicator lamp can pass through the switch door.

10. The electro-optical linkage monitoring connector according to any one of claims 1 to 9, wherein: the photoelectric linkage monitoring connector is attached to an FC optical fiber adapter and a communication box.