CN216622769U - Multimode double-core connector - Google Patents
Multimode double-core connector Download PDFInfo
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- CN216622769U CN216622769U CN202122539918.1U CN202122539918U CN216622769U CN 216622769 U CN216622769 U CN 216622769U CN 202122539918 U CN202122539918 U CN 202122539918U CN 216622769 U CN216622769 U CN 216622769U
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- optical fiber
- female contact
- multimode
- block
- contact pin
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Abstract
The utility model belongs to the technical field of communication equipment, and particularly relates to a multimode two-core connector which comprises an upper end mounting disc, wherein a second external connecting block is arranged on the outer surface of the upper end mounting disc, heat dissipation holes are formed in the inner side surface of the upper end mounting disc, a dust screen is glued to the inner side surface of each heat dissipation hole, a first mounting block is arranged on the front end surface of the upper end mounting disc, limiting blocks are arranged on the outer surface of single-mode optical fiber female contact pins, the number of the limiting blocks is four, chips are arranged on one side of the single-mode optical fiber female contact pins, the number of the chips is two, and guide pin holes are formed in one side of the single-mode optical fiber female contact pins, which is far away from the chips. According to the utility model, the limiting block is arranged, so that the connector can fix the optical fiber female contact pin more firmly, the optical fiber female contact pin is not easy to shake in the use process, the influence on the use of the optical fiber female contact pin is avoided, and the dust is prevented from entering the device through the heat dissipation holes and attaching to the chip through the dust screen, so that the normal use of the chip is prevented from being influenced.
Description
Technical Field
The utility model relates to the technical field of communication equipment, in particular to a multimode dual-core connector.
Background
The optical cable in the photoelectric system can be divided into a single-mode optical cable and a multi-mode optical cable according to the types of optical fibers, the single-mode optical fiber can only transmit light in one mode, the intermodal dispersion is very small, the optical cable is suitable for remote communication, but the chromatic dispersion plays a main role, so that the single-mode optical fiber has higher requirements on the spectral width and the stability of a light source, namely the spectral width is narrow and the stability is good; the multimode optical fiber can transmit light in various modes, but the intermodal dispersion of the multimode optical fiber is large, so that the distance for transmitting digital signals is limited, the multimode optical fiber is more serious along with the increase of the distance, China pays more and more attention to the monitoring engineering of power grid signals along with the development of power grid technology, the most important link in the monitoring engineering is the selection of transmission equipment in a monitoring device, and an optical cable is used as an indispensable part of the transmission equipment and plays an important role particularly in the power grid signal acquisition process in the current monitoring engineering.
There are the following problems:
1. the existing multi-mode double-core connector is not firm enough to fix the optical fiber female contact pin, and the optical fiber female contact pin is easy to shake in the using process, so that the use of the optical fiber female contact pin is influenced.
2. Dust easily enters the heat dissipation holes of the chips of the existing multi-mode double-core connector, and the dust is attached to the chips to influence the normal use of the chips.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a multi-mode double-core connector which solves the problems that an optical fiber female contact pin is easy to shake in the using process and dust is attached to a chip to influence the normal use of the chip.
In order to achieve the purpose, the utility model provides the following technical scheme: a multi-mode dual-core connector comprises an upper end mounting disc, wherein a second external connecting block is arranged on the outer surface of the upper end mounting disc, the inner side surface of the upper end mounting plate is provided with heat dissipation holes, the inner side surface of each heat dissipation hole is connected with a dust screen in a gluing way, the front end face of the upper end mounting disc is provided with a first mounting block, the front end face of the first mounting block is provided with a single-mode optical fiber female contact pin, the outer surface of the single-mode optical fiber female contact pin is provided with four groups of limiting blocks, one side of the single-mode optical fiber female contact pin is provided with two groups of chips, one side of the single-mode optical fiber female contact pin, which is far away from the chips, is provided with a guide pin hole, the chip is symmetrically distributed about the vertical center line of the guide pin hole, one side of the guide pin hole, which is far away from the single-mode fiber female contact pin, is provided with a multi-mode fiber female contact pin, and the rear end face of the limiting block is provided with a third mounting block.
As a preferred technical scheme of the present invention, a lower end mounting plate is disposed on a lower end surface of the third mounting block, a second mounting block is disposed on an upper end surface of the lower end mounting plate, a first external connection block is disposed on an outer surface of the lower end mounting plate, and the limiting block is made of an aluminum alloy.
As a preferred technical solution of the present invention, a second supporting block is disposed on a lower end surface of the second mounting block.
As a preferable technical solution of the present invention, a first support block is provided on a lower end surface of the first extension block.
As a preferred technical solution of the present invention, the upper end surface of the single-mode fiber female pin is provided with a second upper connector, and the lower end surface of the single-mode fiber female pin is provided with a second lower connector.
As a preferred technical solution of the present invention, the upper end surface of the multimode female fiber pin is provided with a first upper connector, and the lower end surface of the multimode female fiber pin is provided with a first lower connector.
Compared with the prior art, the utility model provides a multimode twin-core connector which has the following beneficial effects:
1. this multimode two core connector through setting up the stopper, makes the connector fix more firmly to the female contact pin of optic fibre, and the female contact pin of optic fibre is difficult to rock in the use, avoids influencing the use of the female contact pin of optic fibre.
2. This multimode two core connector through setting up the dust screen, thereby prevents that the dust from leading to the normal use of chip to receive the influence through attaching to the chip in the louvre entering device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a dust screen according to the present invention;
fig. 3 is a schematic structural view of the lower end mounting plate of the present invention.
In the figure: 1. the upper end is provided with a disc; 2. a first upper connector; 3. a guide pin hole; 4. a second upper connector; 5. a first mounting block; 6. a single-mode optical fiber female pin; 7. a first external connection block; 8. a second mounting block; 9. a first support block; 10. a second lower connector; 11. a second support block; 12. a first lower connector; 13. a chip; 14. a lower end mounting plate; 15. a third mounting block; 16. a second external connection block; 17. a multimode optical fiber female contact pin; 18. a limiting block; 19. heat dissipation holes; 20. a dust screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a multimode two-core connector, including upper end mounting disc 1, the surface of upper end mounting disc 1 is provided with second external block 16, the medial surface of upper end mounting disc 1 is provided with louvre 19, the inboard facial features of louvre 19 has glued dust screen 20, the preceding terminal surface of upper end mounting disc 1 is provided with first installation piece 5, the preceding terminal surface of first installation piece 5 is provided with single mode fiber female contact pin 6, the surface of single mode fiber female contact pin 6 is provided with stopper 18, the quantity of stopper 18 is four groups, one side of single mode fiber female contact pin 6 is provided with chip 13, the quantity of chip 13 is two sets of, one side that single mode fiber female contact pin 6 kept away from chip 13 is provided with guide pin hole 3, chip 13 is about the vertical central line symmetric distribution of guide pin hole 3, one side that single mode fiber female contact pin 6 was kept away from in guide pin hole 3 is provided with multimode fiber female contact pin 17, the rear end face of stopper 18 is provided with third installation piece 15.
In this embodiment, the heat dissipation holes 19 are the channels for the heat generated by the chip 13 to escape from the connector, the dust-proof net 20 prevents the heat dissipation holes 19 from entering the dust to attach to the chip 13, thereby causing the normal use of the chip 13 to be affected, and the third mounting block 15 provides the mounting position for the limiting block 18.
Specifically, the lower end face of the third mounting block 15 is provided with a lower end mounting disc 14, the upper end face of the lower end mounting disc 14 is provided with a second mounting block 8, the outer surface of the lower end mounting disc 14 is provided with a first external connecting block 7, and the limiting block 18 is made of aluminum alloy.
In this embodiment, the lower end mounting plate 14 provides a mounting position for the second mounting block 8 and the first external connection block 7, the second mounting block 8 is a place where the single-mode fiber female pin 6 and the multi-mode fiber female pin 17 are prevented, and the first external connection block 7 facilitates a user to take the connector.
Specifically, the lower end surface of the second mounting block 8 is provided with a second supporting block 11.
In this embodiment, the second support block 11 provides a mounting location for the first support block 9.
Specifically, the lower end surface of the first external block 7 is provided with a first supporting block 9.
In this embodiment, the first support block 9 supports the first extension block 7.
Specifically, the upper end face of the single-mode fiber female pin 6 is provided with a second upper connector 4, and the lower end face of the single-mode fiber female pin 6 is provided with a second lower connector 10.
In this embodiment, the second upper connector 4 and the second lower connector 10 are devices for connecting the single-mode fiber female pin 6 with the upper end member and the lower end member, respectively.
Specifically, the upper end surface of the multimode fiber female pin 17 is provided with a first upper connector 2, and the lower end surface of the multimode fiber female pin 17 is provided with a first lower connector 12.
In this embodiment, the first upper connector 2 and the first lower connector 12 are devices for connecting the multimode fiber female pin 17 with the upper end member and the lower end member, respectively.
The working principle and the using process of the utility model are as follows: the single-mode optical fiber female contact pin 6 and the multimode optical fiber female contact pin 17 are arranged in the multimode double-core connector and clamped in the limiting block 18, the limiting block 18 ensures that the connector fixes the optical fiber female contact pin more firmly, the optical fiber female contact pin is not easy to shake in the using process, the use of the optical fiber female contact pin is avoided being influenced, the multimode double-core connector is connected with an external device, with female contact pin 6 of single mode fiber and the female contact pin 17 of multimode fiber on the second go up connector 4, first go up connector 2, connector 10 and first connector 12 down respectively one-to-one, switch on after connecting, female contact pin 6 of single mode fiber, female contact pin 17 of multimode fiber and chip 13 begin to work, the heat that chip 13 during operation produced is discharged through louvre 19, thereby dust screen 20 prevents that the dust from passing through louvre 19 and getting into in the device and attaching to on chip 13 and leading to chip 13's normal use to receive the influence.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A multimode two-core connector comprises an upper end mounting disc (1), and is characterized in that: the outer surface of the upper end mounting disc (1) is provided with a second external connecting block (16), the inner side surface of the upper end mounting disc (1) is provided with heat dissipation holes (19), the inner side surface of each heat dissipation hole (19) is connected with a dust screen (20) in an adhesive mode, the front end surface of the upper end mounting disc (1) is provided with a first mounting block (5), the front end surface of each first mounting block (5) is provided with a single-mode optical fiber female pin (6), the outer surface of each single-mode optical fiber female pin (6) is provided with limiting blocks (18), the number of the limiting blocks (18) is four, one side of each single-mode optical fiber female pin (6) is provided with chips (13), the number of the chips (13) is two, one side of each single-mode optical fiber female pin (6) far away from the chip (13) is provided with a guide pin hole (3), and the chips (13) are symmetrically distributed about the vertical central line of the guide pin hole (3), one side of the guide pin hole (3) far away from the single-mode optical fiber female contact pin (6) is provided with a multi-mode optical fiber female contact pin (17), and the rear end face of the limiting block (18) is provided with a third mounting block (15).
2. A multimode two-core connector according to claim 1, wherein: the lower terminal surface of third installation piece (15) is provided with lower extreme mounting disc (14), the up end of lower extreme mounting disc (14) is provided with second installation piece (8), the surface of lower extreme mounting disc (14) is provided with first external block (7), the material of stopper (18) is the aluminum alloy.
3. A multimode two-core connector according to claim 2, wherein: and a second supporting block (11) is arranged on the lower end face of the second mounting block (8).
4. A multimode two-core connector according to claim 3, wherein: the lower end face of the first external connecting block (7) is provided with a first supporting block (9).
5. A multimode two-core connector according to claim 1, wherein: the up end of female contact pin of single mode fiber (6) is provided with connector (4) on the second, the lower terminal surface of female contact pin of single mode fiber (6) is provided with connector (10) under the second.
6. A multimode two-core connector according to claim 1, wherein: the upper end face of the multimode optical fiber female contact pin (17) is provided with a first upper connector (2), and the lower end face of the multimode optical fiber female contact pin (17) is provided with a first lower connector (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122539918.1U CN216622769U (en) | 2021-10-21 | 2021-10-21 | Multimode double-core connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122539918.1U CN216622769U (en) | 2021-10-21 | 2021-10-21 | Multimode double-core connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216622769U true CN216622769U (en) | 2022-05-27 |
Family
ID=81692747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122539918.1U Active CN216622769U (en) | 2021-10-21 | 2021-10-21 | Multimode double-core connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216622769U (en) |
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2021
- 2021-10-21 CN CN202122539918.1U patent/CN216622769U/en active Active
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