CN216485659U - Locking structure of lock pin and light port - Google Patents
Locking structure of lock pin and light port Download PDFInfo
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- CN216485659U CN216485659U CN202220010291.2U CN202220010291U CN216485659U CN 216485659 U CN216485659 U CN 216485659U CN 202220010291 U CN202220010291 U CN 202220010291U CN 216485659 U CN216485659 U CN 216485659U
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- clamping
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- ferrule
- optical port
- convex surface
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Abstract
The utility model relates to an optical device technical field, more specifically relate to a lock structure of lock pin and light mouth, include: the optical port, the inserting core, the clamping cap and the clamping seat; the insert core is positioned between the optical port and the clamping cap, the clamping seat is provided with a first clamping groove and a second clamping groove, the first clamping groove is clamped by the clamping ring on the optical port, and the first arc convex surface and the second arc convex surface on the rotary clamping cap are clamped into the second clamping groove, so that the lock between the insert core and the optical port is realized; rotating the first arc convex surface and the second arc convex surface on the clamping cap to separate from the second clamping groove, so that the clamping cap can be freely pulled out; the utility model provides an each part in the locking structure of lock pin and light mouth can change in a flexible way and rework to indirectly improved the yield, reduced cost and production cycle, improved man-hour work efficiency.
Description
Technical Field
The utility model relates to an optical device technical field, more specifically relate to a lock structure of lock pin and light mouth.
Background
In the field of optical communication, a locking structure of an optical port and an insertion core of a traditional optical device is based on a locking hook and a locking type locking structure. The structure is that the lock catch is stuck on the light opening, and then the buckle on the lock catch is clamped into the groove of the lock hook to complete locking.
The locking structure needs to be adhered to the optical port of the device, because the structure is compact, parts are light and thin, lock catch deformation or abrasion or buckle fracture are frequent occurrences in the using process, the lock catch needs to be replaced, and the optical port adhered with the lock catch can be cut integrally to separate the optical device and manufacture the optical device again. This not only increases the cost, but also indirectly reduces the yield and production cycle of the optical device.
In view of the above, it is an urgent problem in the art to overcome the above-mentioned drawbacks of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve is:
the existing locking structure based on the lock hook and the lock catch needs to be adhered to an optical port of a device, because the structure is compact, parts are light and thin, the situation that the lock catch is deformed, abraded or the buckle is broken frequently occurs in the using process, under the situation, the optical port adhered with the lock catch can be integrally cut and separated from the optical device, the optical device is manufactured again, the cost is increased, and the yield and the production period of the optical device are indirectly reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a lock structure of lock pin and light mouth, include: the optical port, the inserting core, the clamping cap and the clamping seat;
the inserting core is positioned between the optical port and the clamping cap; a first clamping groove and a second clamping groove are formed in the clamping seat;
a clamping ring matched with the first clamping groove is arranged on the outer wall of the light opening; the clamping ring is clamped into the first clamping groove, so that the optical port and the clamping seat are locked;
a first arc convex surface and a second arc convex surface which are matched with the second clamping groove are arranged on the outer wall of the clamping cap; the maximum transverse width of the second clamping groove is larger than the transverse width of the top of the second clamping groove;
when the clamping cap rotates to a first direction, the first arc convex surface and the second arc convex surface are abutted with the side wall in the second clamping groove, and the clamping seat and the clamping cap are in a locking state;
when the clamping cap rotates to the second direction, the first arc convex surface and the second arc convex surface are separated from the side wall in the second clamping groove, and the clamping cap can be freely pulled out from the clamping seat.
Preferably, an opening is formed at one end of the clamping seat close to the second clamping groove; the transverse width of the opening is greater than the transverse width of the snap cap in the second orientation.
Preferably, the ferrule is provided with a tail handle, and the bottom surface of the tail handle is used for abutting against the end surface of the optical port after the ferrule is inserted into the optical port.
Preferably, a light absorbing material is arranged on the bottom surface of the tail handle.
Preferably, a spring is also included;
in the locking state, the spring is in a compressed state and is positioned between the clamping cap and the inserting core, one end of the spring is abutted against the tail handle, and the other end of the spring is abutted against the inner end face of the clamping cap.
Preferably, the clamping cap is provided with at least one notch, so that the clamping cap can rotate by applying acting force to the notch.
Preferably, the outer wall of the clamping cap is provided with at least one protrusion, so that the clamping cap can rotate by applying force to the protrusion.
Preferably, the end face of the clamping cap is provided with a through hole, and the through hole is used for allowing the optical fiber in the plug core to pass through.
Preferably, in the locked state, a center line of the through hole, a center line of the ferrule, and a center line of the optical port are coaxial.
Preferably, the first arc convex surface and the second arc convex surface are provided with gaskets.
The utility model has the advantages that:
the utility model provides a lock structure of lock pin and light mouth, lock pin are located between light mouth and card cap, set up first draw-in groove and second draw-in groove on the cassette, go into first draw-in groove through the snap ring card on the light mouth, first arc convex surface and second arc convex surface card on the rotatory card cap are gone into the second draw-in groove, realize the lock of lock pin and light mouth; the first arc convex surface and the second arc convex surface on the rotary clamping cap are separated from the second clamping groove, so that the clamping cap can be freely inserted or pulled out; the utility model provides an each part in the locking structure of lock pin and light mouth can change in a flexible way and rework to indirectly improved the yield, reduced cost and production cycle, improved man-hour work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a locking structure of a ferrule and an optical port according to an embodiment of the present invention;
fig. 2 is a schematic diagram of the structure details of the locking structure of the ferrule and the optical port provided in the embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a second card slot of the locking structure of the ferrule and the optical port according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a locking structure of a ferrule and an optical port provided in an embodiment of the present invention in a locked state;
fig. 5 is a schematic structural diagram of a locking structure of the ferrule and the optical port when the card cap rotates to the second orientation according to the embodiment of the present invention;
fig. 6 is a detailed structural schematic diagram of a card seat of a locking structure of a ferrule and an optical port provided in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a locking structure of a ferrule and a light port with a tail handle according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a locking structure of a ferrule and a light port with a spring according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a clip cap with a notch according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of a card cap with a protrusion according to an embodiment of the present invention;
fig. 11 is a schematic structural diagram of a card cap with a through hole according to an embodiment of the present invention.
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 merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. The present invention will be described in detail with reference to the accompanying drawings and examples.
Example 1:
the embodiment of the utility model provides a lock structure of lock pin and light mouth, as shown in figure 1, lock pin and light mouth 1's lock structure includes: the optical port 1, the inserting core 2, the clamping cap 3 and the clamping seat 4.
The inserting core 2 is positioned between the optical port 1 and the clamping cap 3, and the inserting core 2 is respectively abutted against the optical port 1 and the clamping cap 3.
As shown in fig. 2, a first card slot 41 and a second card slot 42 are arranged on the card seat 4; a clamping ring 11 matched with the first clamping groove 41 is arranged on the outer wall of the light opening 1; the clamping ring 11 is clamped into the first clamping groove 41, so that the optical port 1 and the clamping seat 4 are locked, and the optical port 1 is limited to move in the direction of an optical path; the snap ring 11 can be round, oval or square; during installation, the clamping ring 11 is directly pressed and clamped into the first clamping groove 41, and then the inserting core 2 and the clamping cap 3 are installed; when the optical fiber connector is disassembled, the clamping cap 3 and the inserting core 2 are firstly disassembled, and then the optical port 1 is upwards pulled out.
A first arc convex surface 31 and a second arc convex surface 32 which are matched with the second clamping groove 42 are arranged on the outer wall of the clamping cap 3; the first arc convex surface 31 and the second arc convex surface 32 are both arc surfaces protruding outwards relative to the outer wall of the clamping cap 3; the first arcuate convex surface 31 and the second arcuate convex surface 32 may be the same or different.
By rotating the clamping cap 3, the first arc convex surface 31 and the second arc convex surface 32 can be driven to rotate in the second clamping groove 42; as shown in fig. 3, the maximum lateral width of the second card slot 42 is greater than the lateral width of the top of the second card slot 42; after the clamping cap 3 is clamped into the second clamping groove 42, the clamping cap cannot be directly pulled out, so that the locking stability is improved; the maximum lateral width of the second card slot 42 is shown by the dashed line a in fig. 3; the top width of the second card slot 42 refers to the lateral width of the top of the second card slot 42, as shown in b in fig. 3.
As shown in fig. 4, when the card cap 3 is rotated to the first orientation, the first arc convex surface 31 and the second arc convex surface 32 are respectively located in the second card slot 42, the first arc convex surface 31 and the second arc convex surface 32 are abutted against the side wall in the second card slot 42, the card seat 4 and the card cap 3 are in a locked state, and the card cap 3 and the optical port 1 are locked by the card seat 4 to complete the locking of the ferrule 2 and the optical port 1;
as shown in fig. 5, when the locking cap 3 is rotated to the second orientation, the first arc convex surface 31 and the second arc convex surface 32 are separated from the side wall in the second locking groove 42; one of the first arcuate convex surface 31 and the second arcuate convex surface 32 is located at the bottom of the second card slot 42, and the other is located above the top of the second card slot 42 and out of contact with the second card slot 42; in this state, the card cap 3 can be pulled out from the card holder 4; in the above situation that the card cap 3 is already installed in the card socket 4, under the situation that the card cap 3 is not installed in the card socket 4, if the card cap 3 needs to be installed in the card socket 4, the card cap 3 is pushed into the card socket 4 along the directions of the ferrule 2 and the optical port 1 by rotating the card cap 3 to the second direction until one of the first arc-shaped convex surface 31 and the second arc-shaped convex surface 32 abuts against the inner bottom wall of the second card slot 42, and at this time, one of the first arc-shaped convex surface 31 and the second arc-shaped convex surface 32 is located above the top of the second card slot 42.
In the embodiment of the present invention, as shown in fig. 6, an opening 43 is disposed at one end of the card seat 4 close to the second card slot 42; the transverse width of the opening 43 is larger than that of the clamping cap 3 in the second orientation, so that the clamping cap 3 can be freely pulled out of or inserted into the clamping seat 4; the lateral width of the opening 43 is shown in dashed lines in fig. 6.
In the embodiment of the present invention, as shown in fig. 7, a tail handle 21 is disposed on the ferrule 2, and a bottom surface of the tail handle 21 is used for abutting against an end surface of the optical port 1 after the ferrule 2 is inserted into the optical port 1; the top surface of the tail handle 21 is used for directly or indirectly abutting against the clamping cap 3.
In the embodiment of the present invention, a light absorbing material is disposed on the bottom surface of the tail handle 21, and the light absorbing material is used for absorbing the light leaking from the butt position of the end face of the light opening 1 of the tail handle 21.
In the embodiment of the present invention, as shown in fig. 8, the locking structure between the ferrule and the optical port 1 further includes a spring 5;
in the locking state, the top surface of the tail handle 21 is indirectly abutted against the inner end surface of the clamping cap 3 through the spring 5, the spring 5 is in a compressed state and is positioned between the clamping cap 3 and the insertion core 2, one end of the spring 5 is abutted against the tail handle 21, and the other end of the spring 5 is abutted against the inner end surface of the clamping cap 3.
In the embodiment of the present invention, as shown in fig. 9, at least one notch 33 is provided on the locking cap 3, so that the locking cap 3 can rotate by applying an acting force to the notch 33.
For example, the gap 33 may be hooked by a pair of tweezers to drive the locking cap 3 to move back and forth or rotate, so that the locking cap 3 is pushed into the second locking groove 42 and then rotates.
In the embodiment of the present invention, as shown in fig. 10, at least one protrusion 34 is disposed on the outer wall of the locking cap 3, so that the locking cap 3 can rotate by applying an acting force to the protrusion 34.
For example, the protrusion 34 may be acted on by a tool to move the locking cap 3 back and forth or rotate, so that the locking cap 3 is pushed into the second locking groove 42 to rotate.
In the embodiment of the present invention, as shown in fig. 11, a through hole 35 is provided on the end surface of the locking cap 3, and the through hole 35 is used for allowing the optical fiber in the ferrule 2 to pass out.
In the locked state, the center line of the through hole 35, the center line of the ferrule 2, and the center line of the optical port 1 are coaxial.
The embodiment of the utility model provides an in, first arc convex surface 31 with be equipped with the gasket on the second arc convex surface 32, be used for preventing card cap 3 with the excessive wearing and tearing of cassette 4, the extension lock pin and the life of the locking structure of light mouthful 1 avoid frequently changing lock pin and the locking structure's of light mouthful 1 card cap 3 or cassette 4.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (10)
1. The utility model provides a lock structure of lock pin and light mouth which characterized in that includes: the optical port (1), the insertion core (2), the clamping cap (3) and the clamping seat (4);
the inserting core (2) is positioned between the optical port (1) and the clamping cap (3); a first clamping groove (41) and a second clamping groove (42) are formed in the clamping seat (4);
a clamping ring (11) matched with the first clamping groove (41) is arranged on the outer wall of the light opening (1); the clamping ring (11) is clamped into the first clamping groove (41), so that the optical port (1) and the clamping seat (4) are locked;
a first arc convex surface (31) and a second arc convex surface (32) which are matched with the second clamping groove (42) are arranged on the outer wall of the clamping cap (3); the maximum transverse width of the second card slot (42) is greater than the transverse width of the top of the second card slot (42);
when the clamping cap (3) rotates to a first position, the first arc convex surface (31) and the second arc convex surface (32) are abutted against the side wall in the second clamping groove (42), and the clamping seat (4) and the clamping cap (3) are in a locking state;
when the clamping cap (3) rotates to a second position, the first arc convex surface (31) and the second arc convex surface (32) are separated from the side wall in the second clamping groove (42), and the clamping cap (3) can be pulled out from the clamping seat (4).
2. The locking structure of the ferrule and the optical port according to claim 1, wherein an opening (43) is formed at one end of the clamping seat (4) close to the second clamping groove (42); the lateral width of the opening (43) is greater than the lateral width of the snap cap (3) in the second orientation.
3. The locking structure of the ferrule and the optical port according to claim 1, wherein a tail handle (21) is disposed on the ferrule (2), and a bottom surface of the tail handle (21) is used for abutting against an end surface of the optical port (1) after the ferrule (2) is inserted into the optical port (1).
4. A locking structure of a ferrule and a light port according to claim 3, wherein a light absorbing material is provided on the bottom surface of the tail handle (21).
5. A locking structure of a ferrule and an optical port according to claim 3, further comprising a spring (5);
in the locking state, the spring (5) is in a compressed state and is positioned between the clamping cap (3) and the inserting core (2), one end of the spring (5) is abutted against the tail handle (21), and the other end of the spring (5) is abutted against the inner end face of the clamping cap (3).
6. A ferrule and optical port locking structure according to claim 1, wherein the locking cap (3) is provided with at least one notch (33) so that the locking cap (3) can rotate by applying a force to the notch (33).
7. A ferrule and optical port locking structure according to claim 1, wherein the outer wall of the card cap (3) is provided with at least one protrusion (34), so that the rotation of the card cap (3) is realized by applying a force to the protrusion (34).
8. The locking structure of the ferrule and the optical port according to claim 1, wherein a through hole (35) is formed on an end surface of the locking cap (3), and the through hole (35) is used for allowing an optical fiber in the ferrule (2) to pass through.
9. A ferrule and port locking arrangement according to claim 8, wherein the centre line of the through hole (35), the centre line of the ferrule (2) and the centre line of the port (1) are coaxial in the locked state.
10. A ferrule and optical port locking structure according to any one of claims 1-9, wherein the first arc convex surface (31) and the second arc convex surface (32) are provided with a gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220010291.2U CN216485659U (en) | 2022-01-04 | 2022-01-04 | Locking structure of lock pin and light port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220010291.2U CN216485659U (en) | 2022-01-04 | 2022-01-04 | Locking structure of lock pin and light port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216485659U true CN216485659U (en) | 2022-05-10 |
Family
ID=81433816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220010291.2U Active CN216485659U (en) | 2022-01-04 | 2022-01-04 | Locking structure of lock pin and light port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216485659U (en) |
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2022
- 2022-01-04 CN CN202220010291.2U patent/CN216485659U/en active Active
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