CN210427866U

CN210427866U - Optical fiber movable connector

Info

Publication number: CN210427866U
Application number: CN201921445626.8U
Authority: CN
Inventors: 潘跃
Original assignee: Jinhua Zhongke Communication Technology Co ltd
Current assignee: Jinhua Zhongke Communication Technology Co ltd
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-04-28
Anticipated expiration: 2029-09-02

Abstract

The utility model relates to the field of communication technology, a fiber optic cable connector is disclosed, fiber optic cable connector (1) includes multiunit optical fiber connection unit, and all optical fiber connection units arrange in proper order on the base plate of fiber optic cable connector (1), and fiber optic cable connection unit includes a sleeve pipe (3) and two connection needles (2), and connection needle (2) are used for connecting the end that inserts of optic fibre, and the sleeve pipe is used for connecting two connection needles (2) and then feeds through two optic fibres, sleeve pipe (3) with the cross-section of the link of connection needle (2) is square, and the link of connecting needle (2) is provided with along connecting axial cutting (21) of needle (2), and two links of sleeve pipe (3) respectively are provided with along axial slot (31) of sleeve pipe, the shape and the position of slot (31) with cutting (21) are corresponding, and the cutting size of the connection needle (2) of different optical fiber cable connector is different.

Description

Optical fiber movable connector

Technical Field

The utility model relates to an optical communication technical field, concretely relates to optical fiber connector.

Background

With the continuous development of communication technology, optical fiber transmission is increasingly applied to communication systems. In an optical fiber communication (transmission) link, flexible connection is often required to be performed between different modules, equipment and systems, but optical signal transmission is different from electrical signal transmission, and the ends of two optical fibers cannot be directly twisted together (welding can be performed, but the welding cannot achieve the flexibility of connection).

The optical fiber connector generally includes a section of tightly-packed optical fiber, one or both ends of the tightly-packed optical fiber are provided with connectors, the optical fiber connector with only one end provided with a connector is also called a pigtail, and the optical fiber connector with both ends provided with connectors is also called a jumper fiber. The tight package of the optical fiber (secondary tight-buffered coating of plastic) has a color that is a commonly used identification color in the field of optical fibers, i.e., blue, orange, green, brown, gray, white, red, black, yellow, violet, pink, and cyan. In the market, 12 tail fibers or jumpers are generally combined into 12-core bundle-shaped optical fiber movable connectors with 12 full colors, and 12 tightly-packaged optical fibers are arranged in one optical cable by using a plastic sheath and aramid fillers. The optical fiber movable connector determines the identity information of each optical fiber by distinguishing the color of the tight package of the optical fiber through human eyes during installation, maintenance and management.

In the prior art, a label is disposed on the surface of the optical fiber protection layer to distinguish the optical fibers. When connecting two optical cables, operating personnel need the identification label in order to find two corresponding optic fibre, and the connection needle has been connected to the link of optic fibre, and two connection needles of reuse bushing connection and then communicate two optic fibre. This identification method requires the operator to carefully identify the tag, which is prone to error during numerous fiber optic splicing operations.

Chinese utility model patent application No. CN201721201349.7 discloses an optical fiber connector, which distinguishes connection units by arranging different numbers of inserts on the connection ends of different connection units. The present application intends to provide another distinguishing means to solve the above technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the shortcoming that prior art optical fiber link is not good to be distinguished, an optical fiber connector is provided.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

the utility model provides an optic fibre connector, optic fibre connector includes multiunit optical fiber connection unit, and all optical fiber connection units arrange in proper order on optical fibre connector's base plate, and optical fiber connection unit includes a sleeve pipe and two connection needles, and the connection needle is used for connecting the end that inserts of optic fibre, and the sleeve pipe is used for connecting two connection needles and then feeds through two optic fibres, the sleeve pipe with the cross-section of the link of connection needle is square, and the link of connection needle is provided with along connecting the axial cutting of needle, and two links of sheathed tube respectively are provided with along the axial slot of sleeve pipe, the shape and the position of slot with the cutting is corresponding, and the cutting size of the connection needle of different optical fibre connector of organizing is different.

By adopting the scheme, the size of the inserting strip is changed, so that a distinguishing point is provided for a user, people can distinguish different optical fiber connecting units well only by distinguishing the size of the inserting strip, and the connecting needles of two optical fibers which do not correspond can not be inserted into the same sleeve because the inserting slot is matched with the inserting strip, so that the possibility that an operator connects the optical fibers by mistake is avoided.

Preferably, the sleeve and the connecting pin are both provided with a number, the sleeve and the connecting pin in the same group of optical fiber connecting units have the same number, and the sleeve and the connecting pin in different groups of optical fiber movable units have different numbers.

By adopting the scheme, the operation worker can distinguish the connecting needle and the sleeve through the number, and the insertion is convenient.

Preferably, the number of the optical fiber connecting units is 12, the section of the inserting bar on the connecting needle of each group of the optical fiber movable connecting units is triangular, the length of one side of the triangle jointed with the connecting end of the connecting needle is determined according to the number, and the lengths of one side of the triangle jointed with the connecting end corresponding to the numbers 1-12 are 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connecting end respectively.

By adopting the scheme, the triangular contact pins with different sizes can be conveniently inserted into the slots, and the triangular contact pins can be conveniently distinguished.

Preferably, the number of the optical fiber connecting units is 12, the section of the inserting bar on the connecting needle of each group of the optical fiber movable connecting units is square, the length of one side, attached to the connecting end of the connecting needle, of the square is determined according to the number of the connecting needle, and the length of one side, attached to the connecting end, of the square corresponding to the numbers 1-12 is 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connecting end.

By adopting the scheme, the square contact pins with different sizes can be conveniently inserted into the slots, and the square contact pins can be conveniently distinguished.

Preferably, the color of the sleeve and the color of the connecting pin in the same group of optical fiber movable units are the same, and the color of the sleeve and the color of the connecting pin in different groups of optical fiber movable units are different.

By adopting the scheme, the color of the sleeve and the color of the connecting needle in the optical fiber moving units of different groups are different, so that the optical fiber moving unit can be distinguished by operators conveniently.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

1. the insertion strip sizes of the connection needles of different groups of optical fiber connection units of the optical fiber movable connector are different, one optical cable cannot be repeatedly installed with any one group of optical fiber movable connector, the connection needles of two optical fibers which do not correspond can not be inserted into the same sleeve, and the possibility that an operator connects the optical fibers by mistake is avoided;

2. the sleeve and the connecting needle of the optical fiber movable connector are provided with numbers, the sleeve and the connecting needle in the same group of optical fiber movable connectors are the same in number, and the sleeve and the connecting needle in different groups of optical fiber movable connectors are different in number, so that operators can conveniently distinguish the sleeve and the connecting needle belonging to the same group;

3. the shape of the inserting strip on the connecting needle is simple, and the processing is convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of a connecting pin according to embodiment 1;

FIG. 3 is a first schematic view (numbered 1) of the structure of the connecting end of the connecting pin of embodiment 1;

FIG. 4 is a second schematic structural view (numbered 4) of the connecting end of the connecting pin of embodiment 1;

FIG. 5 is a third schematic view (numbered with 8) of the structure of the connecting end of the connecting pin of embodiment 1;

FIG. 6 is a fourth schematic structural view (numeral 11) of the connecting end of the connecting pin of embodiment 1;

FIG. 7 is a schematic structural view of a connecting pin according to embodiment 2;

FIG. 8 is a schematic view showing the structure of the connecting end of the connecting pin of embodiment 2 (numeral 4);

fig. 9 is a schematic structural view of a connecting pin of embodiment 3.

The names of the parts indicated by the numerical references in the above figures are as follows:

1. an optical fiber movable connector; 2. a connecting needle; 21. cutting; 3. a sleeve; 31. and (4) a slot.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1 to 6, an optical fiber connector 1, the optical fiber connector 1 includes a plurality of optical fiber connection units, all the optical fiber connection units are sequentially arranged on a substrate of the optical fiber connector 1, the optical fiber connection units include a sleeve 3 and two connection needles 2, the connection needles 2 are used for connecting the insertion ends of the optical fibers, the sleeve 3 is used for connecting the two connection needles 2 and further communicating the two optical fibers, the cross-section of the sleeve 3 and the connection end of the connection needle 2 is square, the connection end of the connection needle 2 is provided with an insertion strip 21 along the axial direction of the connection needle 2, the two connection ends of the sleeve 3 are respectively provided with an insertion slot 31 along the axial direction of the sleeve 3, the shape and position of the insertion slot 31 correspond to the insertion strip 21, and the insertion strips 21 of the connection needles 2 of different groups of optical fiber connectors 1 are different in size.

The sleeve 3 and the connecting needle 2 are provided with digital numbers, the sleeve 3 and the connecting needle 2 in the same group of optical fiber connecting unit are provided with the same digital numbers, and the sleeve 3 and the connecting needle 2 in different groups of optical fiber movable units are provided with different digital numbers. The number of the optical fiber connecting units is 12, the section of the inserting strip 21 on the connecting needle 2 of each group of optical fiber movable connecting units is triangular, the length of one side of the triangle, which is attached to the connecting end of the connecting needle 2, is determined according to the number of the triangle, and the lengths of one side of the triangle, which is respectively corresponding to the numbers 1-12, which is attached to the connecting end are 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connecting end. Fig. 3 corresponds to a case where the length of one side of the triangle attached to the connecting end is 1/12 times the length of the side of the connecting end, fig. 4 corresponds to a case where the length of one side of the triangle attached to the connecting end is 4/12 times the length of the side of the connecting end, fig. 5 corresponds to a case where the length of one side of the triangle attached to the connecting end is 8/12 times the length of the side of the connecting end, and fig. 6 corresponds to a case where the length of one side of the triangle attached to the connecting end is 11/12 times the length of the side of the connecting end. The triangular pin has other two sides which may or may not be proportionally changed except that the length of one side attached to the connecting end is proportionally changed.

Further, the color of the sleeve 3 and the color of the connecting needle 2 in the same group of optical fiber movable units are the same, and the color of the sleeve 3 and the color of the connecting needle 2 in different groups of optical fiber movable units are different.

Example 2

The difference between the embodiment and the embodiment 1 is that the number of the optical fiber connection units is 12, the section of the insert 21 on the connection needle 2 of each group of the optical fiber movable connection units is square, the length of one side of the square attached to the connection end of the connection needle 2 is determined according to the number of the side, and the lengths of one side of the square attached to the connection end corresponding to the numbers 1 to 12 are 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connection end respectively. It can be seen from fig. 7 that the section of the slip 21 is square, and fig. 8 shows that the length of one side of the square which is attached to the connecting end is 4/12 times of the side length of the connecting end. The square-faced pin herein may or may not have proportionally changed other two sides, except that the length of one side attached to the connecting end is proportionally changed.

Example 3

The difference between the embodiment and the embodiment 1 is that the number of the optical fiber connection units is 12, the section of the insertion strip 21 on the connection needle 2 of each group of optical fiber movable connection units is semicircular, the length of one side of the semicircular part attached to the connection end of the connection needle 2 is determined according to the number of the semicircular part, and the length of one side of the semicircular part attached to the connection end corresponding to the numbers 1 to 12 is 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connection end. It can be seen from fig. 9 that the section of the slip 21 is semicircular. The square-faced pin herein may or may not have proportionally changed other two sides, except that the length of one side attached to the connecting end is proportionally changed.

Claims

1. An optical fiber connector, comprising: optical fiber connector (1) includes multiunit optical fiber connection unit, and all optical fiber connection units arrange in proper order on the base plate of optical fiber connector (1), and optical fiber connection unit includes a sleeve pipe (3) and two connect needle (2), connects needle (2) and is used for connecting inserting the end of optic fibre, and the sleeve pipe is used for connecting two and connects needle (2) and then communicate two optic fibre, sleeve pipe (3) with the cross-section of the link of connecting needle (2) is square, and the link of connecting needle (2) is provided with along connecting needle (2) axial cutting (21), and two links of sleeve pipe (3) respectively are provided with along sleeve pipe axial slot (31), the shape and the position of slot (31) with cutting (21) are corresponding, and the cutting size of the connecting needle (2) of different optical fiber connector of group is different.

2. The fiber optic pigtail of claim 1, wherein: the sleeve (3) and the connecting needle (2) are provided with digital numbers, the sleeve (3) and the connecting needle (2) in the same group of optical fiber connecting unit have the same digital number, and the sleeve (3) and the connecting needle (2) in different groups of optical fiber movable units have different digital numbers.

3. The fiber optic pigtail of claim 2, wherein: the number of the optical fiber connecting units is 12, the section of a cutting (21) on a connecting needle (2) of each group of optical fiber movable connecting units is triangular, the length of one side of the triangle, which is attached to the connecting end of the connecting needle (2), is determined according to the number of the triangle, and the length of one side of the triangle, which is respectively corresponding to the numbers 1-12, attached to the connecting end is 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connecting end.

4. The fiber optic pigtail of claim 2, wherein: the number of the optical fiber connecting units is 12, the section of a cutting on a connecting needle (2) of each group of optical fiber movable connecting units is square, the length of one side, attached to a connecting end of the connecting needle (2), of the square is determined according to the number of the side, and the length of one side, attached to the connecting end, of the square corresponding to the numbers 1-12 is 1/12, 2/12, 3/12, 4/12, 5/12, 6/12, 7/12, 8/12, 9/12, 10/12, 11/12 and 1 time of the side length of the connecting end.

5. The fiber optic pigtail of claim 2, wherein: the color of the sleeve (3) and the color of the connecting needle (2) in the same group of optical fiber movable units are the same, and the color of the sleeve (3) and the color of the connecting needle (2) in different groups of optical fiber movable units are different.