TWI750065B - Spring clasp and its optical fiber coupler - Google Patents

Abstract

The present invention relates to an elastic clasp and an optical fiber coupler using it. The optical fiber coupler is composed of an elastic clasp and a shell, wherein the elastic clasp is composed of an elastic body, and the elastic body has a The middle connecting portion, and the two ends of the middle connecting portion are respectively connected with side pieces that are bent together, and the middle connecting portion is formed with at least one elastic contact piece higher than the surface of the middle connecting portion, and the two ends of the middle connecting portion The side piece portion is formed with at least one side elastic piece that extends diagonally above the surface, and the elastic piece and the free end edge of the side elastic piece are arranged on the same side, so that the elastic piece on the housing can be connected to the wiring Multi-point contact and elasticity are formed between the board coupler sockets, so that the optical fiber coupler can be conveniently, compactly and reliably installed on the distribution board, and will not come out and loose at will.

Description

Spring clasp and its optical fiber coupler

The present invention belongs to an assembly technology of optical fiber wiring, specifically refers to an elastic clasp and an optical fiber coupler that uses it, and especially refers to the arrangement of the elastic clasp, so that the optical fiber coupler can be convenient, compact, and reliable. The effect of local installation can be effectively improved to enhance its practicability.

According to the increasing requirements for high-speed information dissemination, the need to transmit data signals through the Internet is also increasing, so that the required communication quality and bandwidth are also increasing day by day, and the use of optical fiber as the carrier of high-speed information is gaining more and more attention. The wider the application, especially in the 5G era, the application of optical fiber lines is becoming wider and wider. In order to facilitate the distribution of traffic to different users and connections, it is necessary to use optical fiber couplers to connect and distribute optical fibers.

The existing optical fiber coupler is composed of a shell with optical fiber socket holes at both ends, and these shells can be inserted into the coupler jack of the distribution panel, the distribution box, and the distribution frame, in order to facilitate the optical fiber The coupler is inserted into the aforementioned coupler jack, usually a spring clip is clamped on the housing of the fiber coupler, and the spring clip is used to buckle the edge of the coupler jack so that the fiber coupler can be Install on the coupler jack of the distribution panel, distribution box, and distribution frame, so as not to come out arbitrarily.

However, the elastic clasp of the existing optical fiber coupler only uses a buckle to produce a restrictive effect. Because the coupler jack is to facilitate the insertion of the optical fiber coupler, its inner edge size is slightly larger than that of the optical fiber The outer diameter of the coupler's housing has the problem of insufficient limitation, which will cause the fiber coupler to shake, and if the fiber coupler is plugged in and out too many times, it may cause deformation of the spring clip on the fiber coupler. And the situation that it cannot be effectively embedded with the coupler jack, this problem needs to be solved by those engaged in the industry, and how to solve the aforementioned problem is an urgent consideration in the industry, and it is also a subject to be explored in the present invention.

The reason is that the present inventors have years of rich experience in design, development and actual production in the related industry, and have studied and improved the problems faced by the existing fiber optic couplers during assembly. After continuous efforts and trial production, they finally succeeded in developing a spring clasp. And the application of its fiber optic coupler can overcome the inconvenience and trouble caused by the inability to effectively limit the existing ones.

Therefore, the main purpose of the present invention is to provide a spring clip and an optical fiber coupler using it, so that the strength of the spring clip can be further improved, and the buckle point when it is embedded can be increased, and the installation can be more effective. It is stable and will not shake or fall out at will, thereby improving its limit.

In addition, the second main purpose of the present invention is to provide a spring clip and an optical fiber coupler using it, which can make the optical fiber coupler more convenient, compact and reliable to be inserted into the coupler jack, thereby improving its performance. Practicality.

Based on this, the present invention mainly achieves the aforementioned objectives and effects through the following technical means: the fiber coupler is composed of a spring clip and a shell, wherein the spring clip is formed by a spring body The elastic piece body has a middle connecting portion, and both ends of the middle connecting portion are respectively connected with side pieces that are bent together, and the middle connecting portion is formed with at least one elastic contact piece higher than the surface of the middle connecting portion, In addition, the side pieces at both ends of the middle connecting portion are formed with at least one side elastic piece that extends obliquely above the surface, and the free end edges of the elastic piece and the side elastic piece are arranged on the same side;

The shell is an insulator with a rectangular cross-section, and two opposite surfaces of the shell are respectively formed with an abutting sheet, and the two ends of the shell are formed with socket holes communicating with each other and for inserting the optical fiber socket. A preset positioning groove is formed on the outer surface of the housing on the adjacent two abutment pieces and the surface between the two. The depth of the setting slot is equal to or greater than the thickness of the elastic clasp.

Therefore, through the specific realization of the above technical means, the elastic clasp of the present invention and the optical fiber coupler applying it can utilize the design of the elastic clasp on the shell, so that the elastic clasp can be formed between the jack of the connector of the wiring board and the elastic clasp. Multi-point contact and elasticity allow the optical fiber coupler to be easily, compactly and reliably installed on the distribution board without any detachment and loosening. According to this, the efficiency of operation and use will be greatly improved, and its practicality will be further improved. It can increase the added value of the product and improve its economic benefits.

And the present invention uses the following technical means to further achieve the aforementioned objectives and effects; such as:

The width of the side pieces at both ends of the elastic piece body is greater than that of the middle connecting portion.

The length of the elastic contact piece of the elastic piece body can extend beyond the end edges of the same side of the two end side pieces.

The elastic resisting piece of the elastic piece body can be slightly in the shape of a convex piece in the shape of ㄑ.

The middle connecting portion of the elastic sheet body has two elastic resisting sheets arranged at intervals.

The free ends of the elastic resisting pieces of the elastic piece body are respectively formed with a resisting portion that is bent obliquely downwards.

The two side edges of the elastic piece of the elastic piece body can be formed with extended slits on the middle connecting part to increase the effective length of the elastic piece.

The free ends of the side elastic resisting pieces of the elastic piece body are respectively formed with an oblique downward The bending part.

The side elastic abutment piece of the elastic piece body is formed by stamping with the ㄇ-shaped slit formed on the opposite side piece part.

In order to enable your reviewer to further understand the composition, features and other purposes of the present invention, the following is a preferred embodiment of the present invention, and detailed descriptions in conjunction with the drawings, while allowing those familiar with the technical field to be able to implement it in detail.

100: Fiber Optic Coupler

10: Shrapnel

11: Shrapnel body

12: Intermediate joint

13: Cut the seam

14: Elastic film

140: Arrival

15: Side pieces

16: slitting

17: Side elastic buckle

18: Arrival

20: shell

21: Lean piece

22: Socket hole slot

25: Preset positioning slot

30: plug body

50: Wiring board

55: Coupler jack

60: Optical fiber distribution box

65: Wiring board

66: Coupler jack

Figure 1: A schematic diagram of the appearance of an optical fiber coupler using the spring clip of the present invention.

The second figure: is an exploded schematic diagram of the optical fiber coupler applying the spring clip of the present invention to illustrate the state of its components and their relative relationships.

Figure 3: A schematic diagram of the appearance of an optical fiber coupler using the spring clip of the present invention in actual use.

Figure 4: is a schematic side sectional view of the present invention along the line A-A in Figure 3.

Figure 5: is a schematic top sectional view of the present invention along the line B-B in Figure 3.

Figure 6: A schematic diagram of the appearance of the optical fiber coupler using the spring clip of the present invention in another actual use state.

The present invention is a spring clasp and an optical fiber coupler using it. The accompanying drawings illustrate specific embodiments of the present invention and its components, all about front and back, left and right, top and bottom, upper and lower, and horizontal The vertical reference is only used to facilitate the description, not to limit the The invention does not limit its components to any position or spatial direction. The drawings and the size specified in the specification can be changed according to the design and requirements of the specific embodiment of the present invention without departing from the scope of the patent application of the present invention.

Please refer to the first and second figures, the optical fiber coupler (100) is composed of a spring clip (10) and a shell (20) with the spring clip (10) on the outside, so that each The optical fiber coupler (100) can be inserted into the coupler jack (55) of the distribution panel (50) of the distribution box;

The elastic cleat (10) is composed of a shrapnel body (11), the shrapnel body (11) has a middle connecting portion (12), and both ends of the middle connecting portion (12) are respectively connected to be bent in the same direction The side piece portion (15), wherein the width of the two end side pieces (15) is greater than that of the middle connecting portion (12) to increase the area for generating elastic strain force, and at least one side of the middle connecting portion (12) is formed with An elastic piece (14) higher than the surface of the middle connecting portion (12). The present invention uses two spaced elastic pieces (14) as the main embodiment. These elastic pieces (14) can be slightly ㄑ The shape of the protruding piece can increase its elastic force, and the free ends of the elastic pieces (14) are respectively formed with an oblique downward bending portion (140) to produce a limiting effect, and The two side edges of the elastic pieces (14) can be formed with extended slits (13) on the middle connecting portion (12) to increase the effective length of the elastic pieces (14). The elastic pieces (14) The length can extend beyond the same side edge of the side piece part (15) to increase the clamping force of the elastic fastener piece (10), and at least one diagonally extending height is formed on the side piece part (15) at both ends The side elastic resisting pieces (17) on the surface, and the free ends of each of the side elastic resisting pieces (17) are respectively formed with a resisting portion (18) that is bent obliquely downwards to produce a limiting effect, and the elastic resisting piece ( 14) It is set on the same side as the free end edge of the side elastic piece (17), and each side elastic piece (17) is punched by the ㄇ-shaped slit (16) formed on the opposite side piece part (15) Formed to increase the elastic force of the side elastic resisting pieces (17);

As for, the casing (20) is an insulator with a rectangular cross-section, and the casing The body (20) can be correspondingly inserted into the coupler jack (55) of the aforementioned wiring board (50), and the outer two opposite surfaces of the housing (20) are respectively formed with an abutting sheet (21) for opposing the wiring board (50) The surface is limited, and the two ends of the housing (20) are formed with socket holes (22) communicating with each other and for the insertion of the optical fiber socket (not shown in the figure), and the outside of the housing (20) A preset positioning groove (25) is formed on the adjacent two abutment pieces (21) and the surface between the two, and the inner edge contour of the preset positioning groove (25) corresponds to the elastic piece of the elastic clasp (10) The outline of the main body (11), and the depth of the preset positioning groove (25) is equal to or greater than the thickness of the elastic clasp (10), so that the elastic clasp (10) can be locked and positioned on the housing ( 20) Surface. According to some embodiments, the socket hole slots (22) at both ends of the housing (20) can be selectively plugged with a plug body (30) for when the coupler socket (55) is not installed and used, it can produce Waterproof and dustproof effect.

As a result, the assembly constitutes an optical fiber coupler that is easy to install and compact and stable after installation.

Through the aforementioned structural design, when the present invention is actually used, as shown in Figures 3, 4, and 5, the optical fiber coupler (100) is engaged with the preset positioning groove (25) of the housing (20) There is a spring clasp (10). During installation, the shell (20) of the fiber coupler (100) is inserted into one of the coupler jacks (55) of the distribution board (50) with the elastic clasp (10), and the fiber The coupler (100) can use the abutment sheet (21) of the housing (20) to stick to the opposite surface of the distribution board (50), and at the same time use the side elasticity of the elastic sheet (10) on the optical fiber coupler (100) The sheet (17) generates a resilient effect, so that the optical fiber coupler (100) is confined to the distribution board (50), and the optical fiber coupler (100) can use the elastic sheet (10) of the elastic sheet (10) 14) The inner edge of the coupler jack (55) is supported so that the optical fiber coupler (100) can be compactly and reliably confined in the coupler jack (55) of the distribution panel (50), not only It can come out at will without loosening, which improves the stability of its installation.

Furthermore, the fiber coupler (100) of the present invention can also be used side by side, such as the sixth As shown in the figure, when the distribution board (65) of an optical fiber distribution box (60) is formed with a coupler jack (66) for inserting two optical fiber couplers (100) side by side, the two optical fiber couplers ( 100) The surface of the housing (20) without the elastic fasteners (10) is relatively attached and inserted into the corresponding coupler jacks (66) together, and the elastics of the two optical fiber couplers (100) can be used. The elastic contact piece (14) of the clasp (10) located on the different surface is inserted into the two opposite inner edges of the coupler jack (66), so that the two optical fiber couplers (100) can be synchronously and tightly installed in the optical fiber distribution box (60). ) In the coupler jack (66).

From the above description, it can be known that the optical fiber coupler of the present invention can utilize the design of the elastic clasp (10) on the housing (20), so that the elastic clasp (10) can be connected to the connector jack (55) of the distribution board (50). ) To form multi-point contact and elastic resistance, so that the optical fiber coupler (100) can be conveniently, compactly and reliably installed on the distribution board (50), without loosing and loosening, so as to improve the efficiency of operation and use , Greatly improve its practicality.

From this, it can be understood that the present invention is a creative creation with excellent creativity. In addition to effectively solving the problems faced by the habitants, the efficacy is greatly improved, and there is no identical or similar product creation or public use in the same technical field. , At the same time, it has the enhancement of efficacy, so the present invention has met the requirements of "novelty" and "progressiveness" of invention patents, and it is necessary to apply for invention patents in accordance with the law.

100: Fiber Optic Coupler

10: Shrapnel

11: Shrapnel body

12: Intermediate joint

14: Elastic film

15: Side pieces

17: Side elastic buckle

20: shell

21: Lean piece

25: Preset positioning slot

30: plug body

Claims (10)

An elastic clasp is composed of an elastic body having a middle connecting portion, and both ends of the middle connecting portion are respectively connected with side pieces that are bent in the same direction, and the middle connecting portion is formed with At least one elastic piece higher than the surface of the middle connecting portion, and the side pieces at both ends of the middle connecting portion are formed with at least one side elastic piece that extends diagonally above the surface, and the elastic piece and the side elastic The free end edges of the yoke are arranged on the same side. The elastic cleat according to claim 1, wherein the width of the side pieces at both ends of the elastic piece body is larger than that of the middle connecting portion. The elastic cleat according to claim 1, wherein the length of the elastic contact piece of the elastic piece body can extend beyond the end edges of the same side of the two end side pieces. According to claim 1, the elastic piece of the elastic piece body can be slightly in the shape of a U-shaped convex piece. The elastic cleat according to claim 1, wherein the middle connecting portion of the elastic piece body has the two elastic resist pieces arranged at intervals. According to the elastic clasp of claim 1, wherein the free ends of the elastic resisting piece of the elastic piece body are respectively formed with a resisting portion that is bent obliquely downwards. The elastic fastener according to claim 1, wherein two edges of the elastic sheet of the elastic sheet body can be formed with extended slits on the middle connecting portion to increase the effective length of the elastic sheet. According to the elastic clasp of claim 1, wherein the free ends of the side elastic abutment pieces of the elastic body are respectively formed with a resisting portion that is bent obliquely downward. The elastic clasp according to claim 1, wherein the side elastic abutment piece of the elastic piece body is formed by stamping with a ㄇ-shaped slit formed on the opposite side piece part. An optical fiber coupler, which is composed of a spring clip as described in any one of claims 1 to 9 and a shell, the shell is an insulator with a rectangular section, and two outside the shell An abutment piece is formed on the opposite surfaces, and both ends of the housing are formed with socket holes communicating with each other and for inserting an optical fiber socket, and the housing is outside adjacent to the two abutment pieces and between the two. A predetermined positioning groove is formed on the surface, the inner edge contour of the predetermined positioning groove corresponds to the contour of the elastic sheet body, and the depth of the predetermined positioning groove is equal to or greater than the thickness of the elastic sheet.

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