CN217305601U

CN217305601U - LC duplex integrated optical fiber adapter

Info

Publication number: CN217305601U
Application number: CN202220088992.8U
Authority: CN
Inventors: 王巧巧
Original assignee: Zhejiang Yingfeng Optical Communication Technology Co ltd
Current assignee: Zhejiang Yingfeng Optical Communication Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-26
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a integrative optic fibre adapter of LC pair, including last casing, lower casing, go up casing and casing symmetry setting and integrated into one piece down, the inside of going up casing and casing down is provided with the card and is equipped with inner core mechanism, goes up the casing and is provided with the last card that is used for the joint, and the casing is provided with the lower card that is used for the joint down, goes up the casing and still sets up the cavernosum that has locking function between the last card. The utility model has the advantages of rational in infrastructure, the installation is reliable and stable, through going up casing and casing integrated into one piece down, simplifies the technology step, adopts the joint mounting means of card and lower card simultaneously, easy dismounting to the cavernosum that the utilization has locking function prevents that the optic fibre adapter from producing not hard up, solves above-mentioned background's problem.

Description

LC duplex integrated optical fiber adapter

Technical Field

The utility model belongs to the technical field of the optic fibre adapter and specifically relates to an integrative optic fibre adapter of LC pair is related to.

Background

The optical fiber adapter can also be called an optical fiber connector, which is an optical passive device used in most optical fiber communication systems, and most optical fiber connectors are composed of three parts, specifically, two optical fiber connectors and a coupler, wherein the two optical fiber connectors are installed at the tail ends of two optical fibers, and the coupler plays a role of aligning a sleeve.

As shown in fig. 1, an optical fiber adapter originally produced by a company is provided, an outer housing of the optical fiber adapter is formed by combining an upper housing 01 and a lower housing 02, and the upper housing and the lower housing are connected by welding, when parts in the upper housing and the lower housing are worn due to long-term insertion and extraction, which affects signal transmission, and people want to replace the parts in the upper housing and the lower housing, the maintenance is very troublesome and the maintenance cost is high, so people often choose to abandon the maintenance and replace a new optical fiber adapter, which results in a lot of optical fiber adapters scrapped due to wear, which undoubtedly generates optical fiber adapters that cannot be used due to wear for the company, which obviously increases the cost of the enterprise, and more seriously affects the production and operation of the company; in addition, the optical fiber adapter produced originally is installed on the box body through the screw, the assembling operation is troublesome, the requirement on the central position of the screw hole 03 is relatively high, the processing difficulty is increased, if the central position is inaccurate, the screw hole of the optical fiber adapter is difficult to be matched with the screw hole on the box body, and therefore the phenomena of looseness, instable installation and the like of the optical fiber adapter are caused.

In view of the problems of the optical fiber adapters produced in the past, it is urgently needed for enterprise engineers to provide a reasonable scheme for solving the problems.

Disclosure of Invention

The utility model aims to solve the technical problem that a integrative fiber adapter of LC pair is provided, through going up casing and casing integrated into one piece down, simplify the technology step, adopt the joint mounting means of card and lower card simultaneously, easy dismounting to the cavernosum that utilizes to have locking function prevents that fiber adapter from producing not hard up, solves above-mentioned background art's problem.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides an integrative optic fibre adapter of LC pair, includes casing, lower casing, last casing and casing symmetry setting and integrated into one piece down, the inside of last casing and lower casing be provided with the card and be equipped with inner core mechanism, last casing be provided with the last card that is used for the joint, lower casing be provided with the lower card that is used for the joint, last casing and last card between still set up the cavernosum that has locking function.

As a further improvement of the utility model, the upper clamping piece be the character cut in bas-relief structure, the both sides of character cut in bas-relief structure all be provided with the shell fragment. Go up the card and be the concave character structure, can laminate mutually with the outer lane of last casing, guarantee that the joint is reliable and stable.

As a further improvement, the elastic piece from the top is kept away from gradually and is gone up the card and extend to the outside to be located the equal fixed connection in both sides of the upper end of the elastic piece of character cut in bas-relief structure both sides and character cut in bas-relief structure. Through the setting of shell fragment structure, can with last casing joint on the box or stake body that are connected with it fast, the installation is simple and convenient.

As a further improvement, the cavernosum be hollow rectangle structure, rectangle structure's inside casing and last casing outer lane cup joint, a side of rectangle structure and the lower terminal surface of shell fragment laminate mutually, another side laminates mutually with the step face of last casing. When going up casing and external looks joint, the cavernosum can play locking effect, guarantees to go up the casing installation stability.

As a further improvement, the inner core mechanism include sleeve pipe, inner core, gland, sleeve pipe and inner core cup joint, and sleeve pipe and inner core all are located the inside of casing and lower casing, gland and last casing, lower casing peg graft, and are located the top of sleeve pipe and inner core, upper end, the lower extreme of gland respectively through last card, lower card and last casing, casing fixed connection down. The sleeve pipe cup joints with the inner core, guarantees simple to operate, connects reliably to can restrict sleeve pipe and inner core in last casing and lower casing inside steadily through the gland, can normally assemble the function in order to guarantee inner core mechanism, utilize the setting of last card and lower card in addition, further guarantee gland and last casing, lower casing firm in connection.

As a further improvement, the internal portion of last casing and lower casing be provided with the mounting groove that link up mutually and be located the draw-in groove of mounting groove both sides, the inner core place inside the mounting groove, and with draw-in groove looks joint. Through the structural setting of mounting groove and draw-in groove, guarantee that the inner core can connect in upper casing, inferior valve internal portion steadily, be favorable to optical fiber adapter's normal connection.

As a further improvement of the utility model, the number of the inner cores is two, and the inner cores are combined and then inserted into the clamping grooves. The number of the inner cores is two, so that the inner cores are favorably formed and manufactured, the production process is simplified, and the sleeve is convenient to assemble.

As a further improvement of the utility model, the upper end opening of the upper shell and the lower end opening of the lower shell are provided with detachable dustproof caps. The dustproof cap can effectively isolate external dust from entering the upper shell and the lower shell, and ensures that the interior is clean and pollution-free.

The utility model discloses a concrete equipment step: taking two inner cores, placing a sleeve in the inner cores, placing the inner cores in mounting grooves of an upper shell and a lower shell, ensuring stable clamping of the inner cores and a clamping groove, covering a gland, clamping the gland in the upper shell and the lower shell simultaneously through an upper clamping piece and a lower clamping piece, ensuring firm clamping, sleeving a sponge body, ensuring the position to be in place, and finally inserting a dustproof cap; on the contrary, if the utility model is to be disassembled and assembled, the installation steps can be reversed.

Compared with the prior art, the utility model has the advantages of rational in infrastructure, the installation is reliable and stable, through going up casing and casing integrated into one piece down, simplifies the technology step, adopts the joint mounting means of card and lower card simultaneously, easy dismounting to the cavernosum that the utilization has locking function prevents that the optic fibre adapter from producing not hard up, solves above-mentioned background's problem. The upper shell and the lower shell are integrally formed, so that the production process of the optical fiber adapter is simplified, the structural strength is enhanced, and the original screw hole mounting structure is removed from the upper shell and the lower shell, so that the production process of the optical fiber adapter is further simplified; through the setting of last card and lower card, on the one hand can be fixed in inner core mechanism reliably steadily last casing and lower casing inside, on the other hand through last card, can be with last casing joint on the installation box to through the cavernosum, can prevent effectively that the optic fibre adapter from producing not hard up, guarantee that the optic fibre adapter installation is reliable and stable.

Drawings

FIG. 1 is a diagram of a split structure of an optical fiber adapter originally produced by a company;

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

FIG. 3 is a schematic view of the exploded structure of the present invention;

fig. 4 is a block diagram of an LC quad optical fiber adapter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 3: the utility model provides a integrative optic fibre adapter of LC pair, includes casing 1, casing 2 down, goes up casing 1 and casing 2 symmetry setting and integrated into one piece down, goes up casing 1 and casing 2's inside and is provided with the card down and is equipped with inner core mechanism 3, goes up casing 1 and is provided with last card 4 that is used for the joint, and casing 2 is provided with lower card 5 that is used for the joint down, goes up and still sets up the cavernosum 6 that has locking function between casing 1 and the last card 4.

The upper clamping piece 4 is of a concave structure, and elastic pieces 40 are arranged on two sides of the concave structure.

The elastic sheet 40 gradually keeps away from the upper card 4 from the top and extends outwards, and the upper ends of the elastic sheets 40 positioned on the two sides of the concave structure are fixedly connected with the two sides of the concave structure.

The sponge body 6 is of a hollow rectangular structure, an inner frame of the rectangular structure is sleeved with an outer ring of the upper shell 1, one side face of the rectangular structure is attached to the lower end face of the elastic sheet 40, and the other side face of the rectangular structure is attached to a step face of the upper shell 1.

Inner core mechanism 3 includes sleeve pipe 31, inner core 32, gland 33, and sleeve pipe 31 cup joints with inner core 32, and sleeve pipe 31 and inner core 32 all are located casing 1 and casing 2's inside down, and gland 33 pegs graft with casing 1, casing 2 down, and is located the top of sleeve pipe 31 and inner core 32, and upper end, the lower extreme of gland 33 are respectively through last card 4, lower card 5 and last casing 1, casing 2 fixed connection down.

Go up casing 1 and casing 2 inside be provided with the mounting groove 10 that link up mutually and be located the draw-in groove 11 of mounting groove 10 both sides down, inner core 32 places inside mounting groove 10, and with draw-in groove 11 looks joint.

The number of the inner cores 32 is two, and the two inner cores are combined and inserted into the clamping groove 11.

The upper port of the upper shell 1 and the lower port of the lower shell 2 are both provided with detachable dustproof caps 7.

Fig. 4 shows an LC quadruple integrated optical fiber adapter, which is an extension of the LC quadruple integrated optical fiber adapter, and accordingly, the optical fiber adapter also includes an integrally formed housing 8, an inner core mechanism, an upper clamping piece 9, a lower clamping piece 12, a sponge 13, and a dust cap 7, and the only difference is that two sets of inner core mechanisms are disposed inside the housing 8, and the two sets of optical fiber lines can be connected in a butt joint manner at one time.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an integrative optic fibre adapter of LC pair, includes casing, lower casing, its characterized in that last casing and lower casing symmetry set up and integrated into one piece, the inside of last casing and lower casing be provided with the card and be equipped with inner core mechanism, last casing be provided with the last card that is used for the joint, lower casing be provided with the lower card that is used for the joint, last casing and last card between still set up the cavernosum that has locking function.

2. The LC duplex integrated optical fiber adapter of claim 1, wherein the upper clamping piece is of a concave structure, and elastic pieces are arranged on two sides of the concave structure.

3. The LC duplex integrated optical fiber adapter of claim 2, wherein the elastic pieces gradually extend outward away from the upper clamping piece from top to bottom, and the upper ends of the elastic pieces at two sides of the concave structure are fixedly connected with two sides of the concave structure.

4. The LC duplex integrated optical fiber adapter as claimed in claim 3, wherein the sponge body is of a hollow rectangular structure, the inner frame of the rectangular structure is sleeved with the outer ring of the upper shell, one side face of the rectangular structure is attached to the lower end face of the elastic sheet, and the other side face of the rectangular structure is attached to the step face of the upper shell.

5. The LC duplex integrated optical fiber adapter of claim 1, wherein the inner core mechanism comprises a sleeve, an inner core and a gland, the sleeve and the inner core are sleeved and both positioned inside the upper shell and the lower shell, the gland is inserted into the upper shell and the lower shell and positioned above the sleeve and the inner core, and the upper end and the lower end of the gland are respectively fixedly connected with the upper shell and the lower shell through an upper clamping piece and a lower clamping piece.

6. The LC duplex integrated optical fiber adapter as claimed in claim 5, wherein the upper and lower shells are internally provided with a through mounting groove and a clamping groove at two sides of the mounting groove, and the inner core is placed in the mounting groove and clamped with the clamping groove.

7. The LC duplex integrated optical fiber adapter of claim 6, wherein the number of the inner cores is two, and the two inner cores are combined and inserted into the card slot.

8. The LC duplex integrated fiber adapter of claim 1, wherein the upper port of the upper housing and the lower port of the lower housing are both provided with a detachable dust cap.