CN212675228U

CN212675228U - High-speed transmission miniaturized hot-plug optical module

Info

Publication number: CN212675228U
Application number: CN202021821986.6U
Authority: CN
Inventors: 黄伟; 王鑫; 李方明
Original assignee: Shenzhen Lianputai Communication Technology Co ltd
Current assignee: Shenzhen Lianputai Communication Technology Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-03-09
Anticipated expiration: 2030-08-26

Abstract

The application relates to the technical field of optical modules, in particular to a high-speed transmission miniaturized hot plug optical module which comprises a base and a protective cover, wherein a PCB (printed circuit board) is installed in the base, one end of the PCB is provided with an optical fiber connector, the protective cover is in a hollow arrangement, the base is in splicing fit with the protective cover, the end part of the base is provided with an LC (liquid Crystal) connector, one end of the LC connector is in an opening arrangement, the optical fiber connector is inserted into the LC connector, two side walls of the LC connector are both hinged with connecting rods, the side walls of the two connecting rods are both provided with sliding rods in a sliding manner, the sliding rods slide along the length direction of the connecting rods, the end parts of the sliding rods are fixedly connected with a connecting plate, one surface of the connecting plate is provided with a dustproof soft block, and; the miniaturized hot plug optical module with high-speed transmission can reduce the occurrence of the condition that dust influences the use effect of an optical fiber connector.

Description

High-speed transmission miniaturized hot-plug optical module

Technical Field

The application relates to the field of optical modules, in particular to a miniaturized hot-plug optical module with high-speed transmission.

Background

A Small Form-Factor Pluggable transceiver (SFP) is also called a high-speed transmission Small-sized hot-plug optical module. The basic function of the photoelectric signal conversion device is to realize photoelectric signal conversion in signal transmission and is applied to telecommunication and data communication. The device supports hot plug, has small volume and is convenient for equipment maintenance, so the device is widely applied to communication systems. Therefore, many types of optical module products tend to be packaged, and SFP +, single-fiber SFP modules and the like appear. Because of the considerable demands of these types of products, there are high demands on the reliability and manufacturing cost of the products.

In the related art, a general high-speed transmission miniaturized hot plug optical module comprises a base and a protective cover, wherein a PCB (printed circuit board) is installed in the base, one end of the PCB is connected with an optical fiber connector, the protective cover is arranged in a hollow mode, the base is in splicing fit with the protective cover, an LC (liquid crystal) connector is arranged at the end of the base, one end of the LC connector is arranged in an opening mode, and the optical fiber connector is inserted into the LC connector.

With respect to the above-described related art, the inventors consider that the following problems exist: when the miniaturized hot-plug optical module for high-speed transmission is idle, part of dust may enter the LC connector from the opening of the LC connector, and the dust may affect the use effect of the optical fiber connector inside the LC connector, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition that dust influences the use effect of the optical fiber connector in the LC connector, the application provides a miniaturized hot plug optical module of high-speed transmission.

The application provides a miniaturized hot plug optical module of high-speed transmission adopts following technical scheme:

the utility model provides a miniaturized hot plug optical module of high-speed transmission, includes base and safety cover, install the PCB circuit board in the base, the one end of PCB circuit board is provided with optical fiber splice, the safety cover is the cavity setting, base and safety cover grafting cooperation, the tip of base is provided with the LC connector, the one end of LC connector is the opening setting, optical fiber splice inserts to in the LC connector, two lateral walls of LC connector all articulate there is the connecting rod, two the lateral wall of connecting rod all slides and is provided with the slide bar, the slide bar slides along the length direction of connecting rod, the tip fixedly connected with connecting plate of slide bar, a surface of connecting plate is provided with dustproof soft piece, dustproof soft piece and LC connector grafting cooperation.

Through adopting above-mentioned technical scheme, when high-speed transmission's miniaturized hot plug optical module is idle, rotate the connecting rod to make the position of dustproof soft piece align with the opening of LC connector, promote the connecting plate, so that dustproof soft piece inserts to the opening of LC connector, with the opening to the LC connector carries out the shutoff, and then inside the opening part that reduces the dust from the LC connector enters into the LC connector, and take place the condition that the result of use that connects the optical fiber.

Preferably, two lateral walls of LC connector all are provided with the fixed plate, the fixed plate is formed with the draw-in groove with the lateral wall of LC connector, when the connecting rod rotates to certain angle, the connecting rod cooperates with the draw-in groove joint, the opening of LC connector is open state.

Through adopting above-mentioned technical scheme, rotate the connecting rod to certain angle to make connecting rod and draw-in groove joint cooperation, and then realize the relatively fixed to the connecting rod, when reducing LC connector and other fiber receiver and peg graft the cooperation, the connecting rod rotates and influences production.

Preferably, the groove wall of the clamping groove is provided with an elastic rubber pad, and the elastic rubber pad is in butt fit with the side wall of the connecting rod.

Through adopting above-mentioned technical scheme, when the connecting rod inserted the draw-in groove, the lateral wall of connecting rod supported and pressed elastic rubber pad, and elastic rubber pad takes place elastic deformation to provide the effort to the connecting rod, and then improved the connection stability of connecting rod and draw-in groove.

Preferably, two lateral walls of LC connector all are provided with the locating piece, when the connecting rod rotates to certain angle, the lateral wall and the locating piece butt of connecting rod, dustproof soft piece aligns with the opening of LC connector.

Through adopting above-mentioned technical scheme, the locating piece plays the positioning action, when the connecting rod rotates to certain angle, the lateral wall and the locating piece butt of connecting rod, dustproof soft piece aligns with the opening of LC connector, and then has improved dustproof soft piece and has inserted the open-ended efficiency to the LC connector.

Preferably, the lateral wall of connecting rod is provided with the groove of sliding along the length direction of connecting rod, the lateral wall of slide bar is provided with the sliding block, the sliding block slides and sets up in the groove of sliding, the cell wall in groove of sliding and the lateral wall of sliding block all are provided with the sticking block.

Through adopting above-mentioned technical scheme, insert the opening back to the LC connector when dustproof soft piece, through the sticking mutually that slips the sticking piece on groove one end and the sticking piece on the lateral wall of sliding block to the realization is fixed to dustproof soft piece, and then has improved dustproof soft piece and the open-ended stability of being connected of LC connector.

Preferably, the end part of the dustproof soft block is arranged in a round angle mode.

Through adopting above-mentioned technical scheme, the fillet has the effect of guide, and when the soft piece of preventing dust did not aim at LC connector's opening completely, the soft piece of preventing dust can deepen inside the LC connector gradually along the fillet to make the soft piece of preventing dust insert inside the LC connector completely, thereby fault-tolerant rate when having improved the soft piece of preventing dust and being connected with the LC connector.

Preferably, the edge of the connecting plate is arranged in a round angle mode.

Through adopting above-mentioned technical scheme, the fillet can reduce the sharpness at connection plate edge, has effectively reduced the connecting plate and has caused the condition emergence of fish tail to the operation personnel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the miniaturized hot-plug optical module for high-speed transmission is idle, the connecting rod is rotated to align the position of the dustproof soft block with the opening of the LC connector, and the connecting plate is pushed to insert the dustproof soft block into the opening of the LC connector to plug the opening of the LC connector, so that the condition that dust enters the LC connector from the opening of the LC connector and influences the use effect of an optical fiber connector is reduced;

2. the connecting rod is rotated to a certain angle, so that the connecting rod is in clamping fit with the clamping groove, relative fixation of the connecting rod is further realized, and influence on the connecting rod due to rotation of the connecting rod is reduced when the LC connector is in splicing fit with other optical fiber receivers;

3. the fillet can reduce the sharpness at connecting plate edge, has effectively reduced the connecting plate and has caused the condition emergence of fish tail to the operation personnel.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the assembly of the base and the protective cover in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of the dustproof soft block after being pulled out in the embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 1. a base; 2. a protective cover; 3. a PCB circuit board; 31. an optical fiber splice; 4. an LC connector; 5. a connecting rod; 51. a sliding groove; 6. a slide bar; 61. a sliding block; 7. a connecting plate; 8. a dust-proof soft block; 9. a fixing plate; 91. a card slot; 911. an elastic rubber pad; 10. and (5) positioning the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a miniaturized hot plug optical module with high-speed transmission. Referring to fig. 1 and 2, the miniaturized hot plug optical module of high-speed transmission includes base 1 and safety cover 2, installs PCB circuit board 3 in the base 1, and the one end of PCB circuit board 3 is connected with optical fiber connector 31, and safety cover 2 is the cavity setting, and base 1 is pegged graft with safety cover 2 and is cooperated. Further, an LC connector 4 is provided at an end of the chassis 1, one end of the LC connector 4 is opened, and the optical fiber connector 31 is inserted into the LC connector 4.

Referring to fig. 3 and 4, two lateral walls of LC connector 4 all articulate there is connecting rod 5, the lateral wall of two connecting rods 5 all slides and is provided with slide bar 6, slide bar 6 slides along the length direction of connecting rod 5, the tip fixedly connected with connecting plate 7 of slide bar 6, a fixed surface of connecting plate 7 is connected with dustproof soft piece 8, and simultaneously, the edge of connecting plate 7 and the tip of dustproof soft piece 8 are the fillet setting, when high-speed transmission's miniaturized hot plug optical module is idle, rotate connecting rod 5, so that the position of dustproof soft piece 8 aligns with the opening of LC connector 4, promote connecting plate 7, so that dustproof soft piece 8 inserts the opening to LC connector 4, in order to carry out the shutoff to the opening of LC connector 4.

Specifically, the side wall of the connecting rod 5 is provided with a sliding groove 51 along the length direction of the connecting rod 5, the side wall of the sliding rod 6 is fixedly connected with a sliding block 61, and the sliding block 61 and the sliding rod 6 are integrally formed. Meanwhile, the groove wall of the sliding groove 51 and the side wall of the sliding block 61 are embedded with sticking blocks (not shown in the figure), and when the side wall of the sliding block 61 is abutted against the groove wall of the sliding groove 51, the two sticking blocks are adhered to each other.

In addition, the equal fixedly connected with fixed plate 9 of two lateral walls of LC connector 4, the cross-section of fixed plate 9 is the setting of L type, and fixed plate 9 forms draw-in groove 91 with the lateral wall of LC connector 4, and the cell wall fixed connection of draw-in groove 91 has elastic rubber pad 911, and when connecting rod 5 rotated to certain angle, connecting rod 5 and draw-in groove 91 joint cooperation, and elastic rubber pad 911 and connecting rod 5's lateral wall butt cooperation, LC connector 4's opening is open state. Simultaneously, the equal fixedly connected with locating piece 10 of two lateral walls of LC connector 4, when connecting rod 5 rotated to certain angle, the lateral wall and the locating piece 10 butt of connecting rod 5, dustproof soft piece 8 aligns with the opening of LC connector 4.

The implementation principle of the miniaturized hot-plug optical module with high-speed transmission in the embodiment of the application is as follows: when the miniaturized hot plug optical module of high-speed transmission is idle, rotate connecting rod 5 to make the position of dustproof soft piece 8 align with the opening of LC connector 4, promote connecting plate 7, so that dustproof soft piece 8 inserts to the opening of LC connector 4, in order to carry out the shutoff to the opening of LC connector 4, and then reduce the dust and enter into inside LC connector 4 from the opening part of LC connector 4, and take place the condition that the result of use of optical fiber joint 31 produces the influence.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a miniaturized hot plug optical module of high-speed transmission which characterized in that: comprises a base (1) and a protective cover (2), a PCB (3) is installed in the base (1), one end of the PCB (3) is provided with an optical fiber connector (31), the protective cover (2) is arranged in a hollow manner, the base (1) is in plug-in fit with the protective cover (2), the end part of the base (1) is provided with an LC connector (4), one end of the LC connector (4) is arranged in an opening manner, the optical fiber connector (31) is inserted into the LC connector (4), two side walls of the LC connector (4) are hinged with connecting rods (5), the side walls of the two connecting rods (5) are provided with sliding rods (6) in a sliding manner, the sliding rods (6) slide along the length direction of the connecting rods (5), the end part of the sliding rods (6) is fixedly connected with a connecting plate (7), one surface of the connecting plate (7) is provided with a dustproof soft block (8), and the dustproof soft block (8) is in plug fit with the LC connector (4).

2. A high speed transmission, miniaturized hot-pluggable optical module as defined in claim 1, wherein: two lateral walls of LC connector (4) all are provided with fixed plate (9), fixed plate (9) are formed with draw-in groove (91) with the lateral wall of LC connector (4), when connecting rod (5) rotate to certain angle, connecting rod (5) and draw-in groove (91) joint cooperation, the opening of LC connector (4) is open state.

3. A high speed transmission, miniaturized hot-pluggable optical module as defined in claim 2, wherein: the cell wall of draw-in groove (91) is provided with elastic rubber pad (911), elastic rubber pad (911) and the lateral wall butt cooperation of connecting rod (5).

4. A high speed transmission, miniaturized hot-pluggable optical module as defined in claim 3, wherein: two lateral walls of LC connector (4) all are provided with locating piece (10), when connecting rod (5) rotated to certain angle, the lateral wall and locating piece (10) butt of connecting rod (5), dustproof soft piece (8) aligns with the opening of LC connector (4).

5. A high speed transmission, miniaturized hot-pluggable optical module as defined in claim 4, wherein: the lateral wall of connecting rod (5) is provided with groove (51) that slides along the length direction of connecting rod (5), the lateral wall of pole (6) that slides is provided with sliding block (61), sliding block (61) slide and set up in groove (51) that slides, the cell wall in groove (51) and the lateral wall of sliding block (61) all are provided with the tiling.

6. A high speed transmission, miniaturized hot-pluggable optical module as defined in claim 4, wherein: the end part of the dustproof soft block (8) is arranged in a round angle mode.

7. A high speed transmission, miniaturized hot-pluggable optical module as defined in claim 1, wherein: the edge of the connecting plate (7) is arranged in a round angle mode.