CN209879061U - Optical signal connecting device - Google Patents
Optical signal connecting device Download PDFInfo
- Publication number
- CN209879061U CN209879061U CN201920811807.1U CN201920811807U CN209879061U CN 209879061 U CN209879061 U CN 209879061U CN 201920811807 U CN201920811807 U CN 201920811807U CN 209879061 U CN209879061 U CN 209879061U
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- joint
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- 230000003287 optical effect Effects 0.000 title claims abstract description 148
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004891 communication Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
- Optical Couplings Of Light Guides (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model relates to the technical field of optical communication, and provides an optical signal connecting device, which comprises a plug, a socket and an optical device, wherein the optical device comprises an electrical pin and a body for realizing photoelectric signal conversion; one end of the plug, which is close to the socket, is a joint section, the joint section is cylindrical, an optical cable channel penetrating through the plug is arranged along the axial direction of the joint section, an optical cable is installed in the optical cable channel, and a bulge is arranged on the side surface of the joint section; the socket and the joint section are correspondingly provided with cylindrical joint grooves, the groove walls and the bulges of the joint grooves are correspondingly provided with screwing grooves, the groove bottoms of the joint grooves are provided with first grooves for accommodating the bodies, and the bodies are contacted with the cable cores of the optical cables; the groove bottom of the first groove is provided with a pin channel for an electric pin to pass through after penetrating through the socket. The embodiment of the utility model provides an optical signal connecting device, the device installation is simple, easily arranges, and the solid lock is stable, and optical device can realize the installation fast or dismantle, has made things convenient for optical device's change and adjustment.
Description
Technical Field
The utility model relates to an optical communication technical field especially relates to an optical signal connecting device.
Background
Compared with cable electrical signal connection, optical signal transmission has better information safety and environmental safety, and extremely strong electromagnetic interference resistance, and the crosstalk phenomenon of electrical signal cables cannot occur, so that optical communication channels are more and more widely applied in a plurality of fields such as vehicle equipment, industrial control equipment, medical equipment and equipment, internet of things sensing equipment and the like.
In order to ensure reliable connection between the optical signal plug and the signal socket, the optical signal connection devices in the market usually adopt a snap-fit or screw-lock type engagement method. Generally, the screw-locking type engagement is more stable than the snap-fit type engagement, but the size is larger due to the surrounding screw-locking ring disposed on the outer layer. Meanwhile, many optical signal connecting devices are provided with a plastic protective sleeve or a metal crimp ring in order to fix the optical cable to the connector, such connectors often need to be produced in advance in a factory, and the field assembly process is complicated, increasing the deployment difficulty. In addition, in order to obtain better optical path alignment, the conventional optical signal connection device often embeds the optical transceiver in the socket, so that the replaceability of the optical device is sacrificed, and the maintenance cost of the system is increased.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides an optical signal connecting device for solve the problem that current optical signal connecting device installation is complicated, the arrangement degree of difficulty is big and optical device replaceability is poor.
The embodiment of the utility model provides an optical signal connecting device, including plug and socket, still include optical device, optical device includes electric pin and is used for realizing the body of photoelectric signal conversion;
one end, close to the socket, of the plug is a joint section, the joint section is cylindrical, an optical cable channel penetrating through the plug is arranged along the axial direction of the joint section, an optical cable is installed in the optical cable channel, and a protrusion is arranged on the side face of the joint section;
the socket and the joint section are correspondingly provided with cylindrical joint grooves, the groove walls of the joint grooves and the bulges are correspondingly provided with screwing grooves, the groove bottoms of the joint grooves are provided with first grooves for accommodating the bodies, and the bodies are in contact with the cable cores of the optical cables; and a pin channel for the electric pin to pass through is arranged on the groove bottom of the first groove in a way of penetrating through the socket.
The plug also comprises a pressing section and a stopping buckle;
the compression section is positioned at one end, far away from the socket, of the plug, and is provided with a slot which penetrates through the side wall of the compression section and the optical cable channel; the stop buckle is detachably clamped in the slot and is abutted against the jacket layer of the optical cable.
And the stop buckle is provided with convex teeth on the connecting surface which is abutted to the jacket layer of the optical cable.
Wherein, the lateral wall of the compaction section is also provided with a corrugated line.
The optical cable channel is provided with an annular flange at the end part connected with the body, and the diameter of an inner ring of the annular flange is not smaller than the diameter of a cable core of the optical cable.
Wherein the screwing groove includes an insertion section extending in the axial direction of the engagement groove and a rotation section perpendicular to the axial direction of the engagement groove.
Wherein, the protrusion is a thread protrusion, the screwing groove is a thread groove, and the joint section is in threaded connection with the socket.
Wherein, the socket surface still is equipped with electromagnetic shield cover.
The embodiment of the utility model provides an optical signal connecting device, the optical cable passes through the optical cable passageway and inlays in the plug, connects the cooperation through the arch of locating plug joint section side and the spiral of locating the spiral of socket joint groove lateral wall and revolve to connect, installs the joint section in socket joint groove, realizes the dismantlement of plug and socket and is connected; the cable core of the optical cable passing through the optical cable channel is positioned at the end part of the joint section, the body of the optical device is positioned at the bottom of the groove of the socket joint groove, the cable core of the optical cable is contacted with the body of the optical device, the connection and transmission of optical signals are realized, the device is simple to install, easy to deploy and stable in locking. In addition, the first groove for accommodating the optical device body is arranged at the bottom of the socket joint groove, and the electric pins of the optical device are led out of the socket through the pin channels arranged at the bottom of the first groove, so that the optical device can be quickly mounted or dismounted, and the replacement and adjustment of the optical device are facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an exploded view of an optical signal connecting device according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a plug provided by an embodiment of the present invention;
fig. 3 is a perspective view of a socket provided by an embodiment of the present invention;
fig. 4 is a transverse cross-sectional view of a socket according to an embodiment of the present invention;
fig. 5 is a longitudinal sectional view of a socket according to an embodiment of the present invention;
fig. 6 is a schematic view illustrating an assembly and engagement manner of a plug and a socket according to an embodiment of the present invention;
fig. 7 is a schematic view illustrating the assembly of the plug and the socket according to the embodiment of the present invention;
in the figure: 1. a plug; 11. a compacting section; 12. a joining section; 13. an optical cable channel; 14. a slot; 15. a locking buckle; 16. a protrusion; 17. an annular flange; 2. an optical cable; 21. a cable core; 22. a jacket layer; 3. a socket; 31. an engagement groove; 32. screwing the groove; 33. a first groove; 34. a pin channel; 4. an optical device; 41. a body; 42. an electrical pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 7, the embodiment of the present invention provides an optical signal connecting device, which includes a plug 1, a socket 3 and an optical device 4, wherein the optical device 4 includes an electrical pin 42 and a body 41 for implementing optical-electrical signal conversion. The end of the plug 1 close to the socket 3 is a joint section 12, the joint section 12 is cylindrical, a cable channel 13 penetrating through the plug 1 is arranged along the axial direction of the joint section 12, the cable 2 is arranged in the cable channel 13, and a protrusion 16 is arranged on the side surface of the joint section 12. The socket 3 is provided with a cylindrical joint groove 31 corresponding to the joint section 12, the groove wall of the joint groove 31 is provided with a screwing groove 32 corresponding to the protrusion 16, the groove bottom of the joint groove 31 is provided with a first groove 33 for accommodating a body 41, and the body 41 is contacted with the cable core 21 of the optical cable 2; the groove bottom of the first recess 33 is provided with a pin channel 34 for the electrical pins 42 to pass through, through the socket 3.
In the optical signal connecting device provided by the embodiment of the utility model, the optical cable 2 is embedded in the plug 1 through the optical cable channel 13, and the joint section 12 is installed in the joint groove 31 of the socket 3 through the screwing matching of the protrusion 16 arranged on the side surface of the joint section 12 of the plug 1 and the screwing groove 32 arranged on the side wall of the joint groove 31 of the socket 3, so that the detachable connection between the plug 1 and the socket 3 is realized; the cable core 21 of the optical cable 2 passing through the optical cable channel 13 is positioned at the end part of the joint section 12, the body 41 of the optical device 4 is positioned at the bottom of the joint groove 31 arranged in the socket 3, and the cable core 21 of the optical cable 2 is contacted with the body 41 of the optical device 4, so that the connection and transmission of optical signals are realized. In addition, the first groove 33 for accommodating the optical device 4 body 41 is arranged at the bottom of the socket 3 engagement groove 31, and the electrical pins 42 of the optical device 4 are led out of the socket 3 through the pin channels 34 arranged at the bottom of the first groove 33, so that the optical device 4 can be quickly mounted or dismounted, and the replacement and adjustment of the optical device 4 are facilitated.
The embodiment of the utility model provides an optical signal connecting device, plug 1 can also be including compressing tightly section 11 and locking buckle 15. The pressing section 11 is positioned at one end of the plug 1 far away from the socket 3, the pressing section 11 is provided with a slot 14, and the slot 14 penetrates through the side wall of the pressing section 11 and the optical cable channel 13; the locking buckle 15 is detachably engaged with the insertion groove 14 and abuts against the jacket 22 of the optical cable 2. The axial position of the optical cable 2 in the optical cable channel 13 is restrained by the abutting of the stop buckle 15 and the optical cable 2 jacket layer 22, and poor contact between the optical cable 2 core 21 and the optical device 4 body 41 caused by the front and back change of the axial position of the optical cable 2 is prevented. The aperture of the optical cable channel 13 is adapted to the diameter of the optical cable 2, when the stop buckle 15 is adopted, the aperture of the optical cable channel 13 can be slightly larger than the diameter of the optical cable 2, so that the optical cable 2 can be conveniently inserted and assembled, and meanwhile, the position of the optical cable 2 is limited by the abutting compression of the stop buckle 15. In order to increase the compression-limiting effect, the locking clip 15 may be provided with protruding teeth on the connecting surface abutting against the jacket 22 of the optical cable 2. In addition, in order to facilitate the plugging and unplugging of the plug 1, the side wall of the pressing section 11 may be provided with corrugated lines for increasing friction.
The embodiment of the utility model provides an optical signal connecting device, optical cable passageway 13 can be equipped with annular flange 17 at the tip that meets with body 41 to form a step structure in 2 exits of the optical cable of plug 1 optical cable passageway 13, annular flange 17 forms one at the anchor ring of optical cable passageway 13 inboard and blocks the face. Specifically, when the plug 1 is assembled, the optical cable 2 may be stripped from the jacket 22 of the optical cable 2 by a certain length in advance, so that the core 21 of the optical cable 2 is exposed; the optical cable 2 is inserted from the rear entrance of the cable channel 13 of the plug 1 until the jacket layer 22 of the optical cable 2 meets the blocking surface formed by the annular flange 17, thereby blocking the optical cable 2. The annular flange 17 has an inner ring diameter not smaller than the diameter of the core 21 of the optical cable 2 so that the core 21 of the optical cable 2 protrudes from the annular flange 17.
The embodiment of the utility model provides an optical signal connecting device revolves to twist recess 32 and can include the rotation section of the inserting section that extends along joint groove 31 axis direction and perpendicular to joint groove 31 axis direction. When the plug 1 is inserted into the socket 3, the protrusion 16 arranged on the side surface of the joint section 12 of the plug 1 is aligned with the opening of the insertion section and pushed along the insertion section, and after the cable core 21 of the optical cable 2 on the end surface of the joint section 12 is contacted with the optical device 4 body 41 on the bottom surface of the joint groove 31, the plug 1 is rotated along the rotation section, so that the axial position of the optical cable 2 is limited and stable connection is formed. In addition, the engaging section 12 and the socket 3 may be screwed, for example, the protrusion 16 on the side of the engaging section 12 is a screw protrusion, and the screw groove 32 on the groove wall of the engaging groove 31 is a screw groove.
In the optical signal connecting device provided by the embodiment of the present invention, the body 41 of the optical device 4 is accommodated in the first groove 33 at the bottom of the engaging groove 31 of the socket 3, the electrical pin 42 of the optical device 4 is led out of the socket 3 through the pin channel 34 arranged at the bottom of the first groove 33, the electrical pin 42 can be provided in plurality, and each electrode pin and the pin channel 34 are arranged in one-to-one correspondence; the electrical pins 42 are used as electrical signal input/output channels, and the socket 3 can be soldered on the printed circuit board through the electrical pins 42 of the optical device 4, and further, the electrical pins 42 extending out of the pin channels 34 can be bent, so that the socket 3 can meet the soldering installation requirements at different angles. In addition, an electromagnetic shielding cover can be arranged on the outer surface of the socket 3 to shield interference signals, and meanwhile, a fixing point of the socket 3 is provided, so that the effect of fixing the socket 3 is achieved.
As can be seen from the above embodiments, in the optical signal connecting device provided by the present invention, the optical cable 2 is embedded in the plug 1 through the optical cable channel 13, and the engaging section 12 is installed in the engaging groove 31 of the socket 3 through the screwing fit of the protrusion 16 arranged on the side surface of the engaging section 12 of the plug 1 and the screwing groove 32 arranged on the side wall of the engaging groove 31 of the socket 3, so as to realize the detachable connection between the plug 1 and the socket 3; the cable core 21 of the optical cable 2 passing through the optical cable channel 13 is positioned at the end part of the joint section 12, the body 41 of the optical device 4 is positioned at the bottom of the joint groove 31 arranged in the socket 3, and the cable core 21 of the optical cable 2 is contacted with the body 41 of the optical device 4, so that the connection and transmission of optical signals are realized. In addition, the first groove 33 for accommodating the optical device 4 body 41 is arranged at the bottom of the socket 3 engagement groove 31, and the electrical pins 42 of the optical device 4 are led out of the socket 3 through the pin channels 34 arranged at the bottom of the first groove 33, so that the optical device 4 can be quickly mounted or dismounted, and the replacement and adjustment of the optical device 4 are facilitated. Further, the plug 1 may further include a compression section 11 and a stop buckle 15, and the axial position of the optical cable 2 in the optical cable channel 13 is restrained by the abutment of the stop buckle 15 and the jacket layer 22 of the optical cable 2, so as to prevent poor contact between the cable core 21 of the optical cable 2 and the body 41 of the optical device 4 due to the front-back change of the axial position of the optical cable 2.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. An optical signal connecting device comprises a plug and a socket, and is characterized by further comprising an optical device, wherein the optical device comprises an electric pin and a body for realizing photoelectric signal conversion;
one end, close to the socket, of the plug is a joint section, the joint section is cylindrical, an optical cable channel penetrating through the plug is arranged along the axial direction of the joint section, an optical cable is installed in the optical cable channel, and a protrusion is arranged on the side face of the joint section;
the socket and the joint section are correspondingly provided with cylindrical joint grooves, the groove walls of the joint grooves and the bulges are correspondingly provided with screwing grooves, the groove bottoms of the joint grooves are provided with first grooves for accommodating the bodies, and the bodies are in contact with the cable cores of the optical cables; and a pin channel for the electric pin to pass through is arranged on the groove bottom of the first groove in a way of penetrating through the socket.
2. The optical signal connection device of claim 1, wherein the plug further comprises a compression section and a retaining catch;
the compression section is positioned at one end, far away from the socket, of the plug, and is provided with a slot which penetrates through the side wall of the compression section and the optical cable channel; the stop buckle is detachably clamped in the slot and is abutted against the jacket layer of the optical cable.
3. An optical signal coupling device in accordance with claim 2, wherein said retaining clip has a protruding tooth on a coupling surface abutting against a jacket of said optical cable.
4. The optical signal connection device of claim 2, wherein the side walls of the compression section are further provided with corrugated lines.
5. The optical signal connecting device according to claim 1, wherein the cable passage is provided with an annular flange at an end portion thereof connected to the body, and an inner ring diameter of the annular flange is not smaller than a core diameter of the optical cable.
6. The optical signal connecting device according to claim 1, wherein the screw groove includes an insertion section extending in an axial direction of the engaging groove and a rotation section perpendicular to the axial direction of the engaging groove.
7. The optical signal connecting device according to claim 1, wherein the protrusion is a threaded protrusion, the screw recess is a threaded groove, and the engaging section is screwed with the socket.
8. The optical signal connection device of claim 1, wherein the outer surface of the receptacle is further provided with an electromagnetic shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920811807.1U CN209879061U (en) | 2019-05-31 | 2019-05-31 | Optical signal connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920811807.1U CN209879061U (en) | 2019-05-31 | 2019-05-31 | Optical signal connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209879061U true CN209879061U (en) | 2019-12-31 |
Family
ID=68948148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920811807.1U Active CN209879061U (en) | 2019-05-31 | 2019-05-31 | Optical signal connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209879061U (en) |
-
2019
- 2019-05-31 CN CN201920811807.1U patent/CN209879061U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |