CN217821163U - Compact packaged optical isolator - Google Patents

Abstract

The utility model discloses an optical isolator equipment technical field's an optical isolator of compact encapsulation, including optical isolator, optical isolator's both sides inner wall top and below are all seted up flutedly, optical isolator's both sides inner wall central point puts and all installs the mounting panel, the slot has all been seted up to the surface top and the below of mounting panel, and is two sets of install the optical isolation component between the relative one side of mounting panel, and it is rational in infrastructure, the utility model discloses a be equipped with compact mechanism, set up compact mechanism two sets of to set up respectively in the inside top of optical isolator and below, utilize compact mechanism to have the effect that compresses tightly to reach and carry out the elasticity to the optical isolation component of optical isolator inside and compress tightly the processing, avoid the optical isolator inside compactness relatively poor and receive easily and rock or shake and lead to not hard up the condition emergence, the effectual optical isolator of having solved carries out the compact encapsulation and handles, has improved optical isolator's stability.

Description

Compact packaged optical isolator

Technical Field

The utility model relates to an optical isolator equipment technical field specifically is an optical isolator of compact encapsulation.

Background

The optical isolator is a passive optical device which only allows unidirectional light to pass through, and the working principle of the optical isolator is based on the nonreciprocal property of Faraday rotation. The light reflected by the fiber echo can be well isolated by the optical isolator. The optical isolator mainly utilizes the faraday effect of the magneto-optical crystal. The characteristics of the optical isolator are: the forward insertion loss is low, the reverse isolation degree is high, and the return loss is high. The optical isolator is a passive device which allows light to pass through in one direction and prevents the light from passing through in the opposite direction, and the optical isolator has the function of limiting the direction of the light, so that the light can be transmitted in a single direction only, and the light reflected by the optical fiber echo can be well isolated by the optical isolator, so that the light wave transmission efficiency is improved.

The existing optical isolator has the following defects: when the inside compactness of opto-isolator is relatively poor, make opto-isolator set up to use or in the transportation easily, lead to inside accessories to receive the influence of rocking or shake, cause the condition emergence that accessories are not hard up or drop.

There is therefore a need to develop a compact packaged optical isolator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical isolator of compact encapsulation, through being equipped with compact mechanism, set up compact mechanism two sets ofly, and set up in the inside top and the below of optical isolator respectively, utilize compact mechanism to have the effect that compresses tightly, thereby reach and carry out elasticity to the inside optical isolation component of optical isolator and compress tightly the processing, avoid the inside compactness of optical isolator relatively poor and receive easily and rock or shake and lead to not hard up the condition emergence, the effectual optical isolator of having solved carries out compact encapsulation processing, the stability of optical isolator has been improved, with the problem that the inside compactness of optical isolator is relatively poor and lead to the accessories not hard up of proposing among the solution above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the optical isolator comprises an optical isolator, grooves are formed in the upper portion and the lower portion of the inner walls of two sides of the optical isolator, mounting plates are mounted in the center positions of the inner walls of the two sides of the optical isolator, slots are formed in the upper portion and the lower portion of the surface of each mounting plate, optical isolating element assemblies are mounted between the two sets of mounting plates, mounting shells are mounted in the center positions of the outer walls of the two sides of the optical isolator, L-shaped supports are mounted on the two sides of the top end and the bottom end inside the optical isolator, and compact mechanisms are mounted on the top and the bottom of each optical isolating element assembly;

compact mechanism includes compact part and elastomeric element, compact part and the first ware subassembly of optoisolation are connected, elastomeric element is connected with compact part and optoisolator respectively, compact part includes the clamp plate, the clamp plate is established to two sets of, and is two sets of the clamp plate is located the top and the bottom of the first ware subassembly of optoisolation respectively, elastomeric element includes the fixed block.

Preferably, one side outer wall fixed connection of opto-isolator and mounting panel is run through to one side outer wall of installation shell, the inside central point of installation shell puts and installs connecting plug.

Preferably, a sealing ring is arranged on one side of the outer wall of the connecting plug, the outer wall of the sealing ring is fixedly connected with the inner wall of the mounting shell, a mounting separation blade is mounted on the other side of the outer wall of the connecting plug, and the mounting separation blade is fixedly connected with the mounting shell through a fastening bolt.

Preferably, the surface central point of L type support puts and has seted up the mounting hole, the internally mounted of mounting hole has spacing post, the outer wall of spacing post and the pore wall sliding connection of mounting hole, the outer wall of spacing post all with the inner wall sliding connection of slot and recess.

Preferably, outer wall one side of spacing post is provided with pressure spring, pressure spring is located between mounting panel and the L type support, the nut is installed to the outer wall opposite side of spacing post, the inner wall of nut and the outer wall threaded connection of spacing post.

Preferably, a rubber pad is arranged between the pressing plate and the optical isolator component, the rubber pad is arranged on the outer wall of one side of the pressing plate, a sliding groove is formed in the center of the outer wall of the other side of the pressing plate, and moving blocks are arranged on two sides of the outer wall of the other side of the pressing plate.

Preferably, the outer wall of one side of the moving block is provided with a sliding block, and the outer wall of the sliding block is connected with the inner wall of the sliding groove in a sliding mode.

Preferably, the fixed block sets up four groups, four groups the both sides at the inside top of optical isolator and bottom are installed respectively to the fixed block, the support arm is all installed to the both sides outer wall of fixed block, the both ends of support arm all are provided with the connector, one side outer wall rotation that the connector was passed through to the one end of support arm and fixed block is connected, and is two sets of install tension spring between the relative one side of support arm, tension spring's both ends all are provided with the pull ring, one side outer wall fixed connection of pull ring and support arm is passed through at tension spring's both ends.

Compared with the prior art, the beneficial effects of the utility model are that:

through being equipped with compact mechanism, set up compact mechanism two sets ofly to set up respectively in the inside top and the below of optical isolator, utilize compact mechanism to have the effect that compresses tightly, thereby reach and carry out the elasticity to the inside optical isolator component of optical isolator and compress tightly the processing, avoid the inside compactedness of optical isolator relatively poor and receive easily and rock or shake and lead to not hard up the condition emergence, the effectual optical isolator of having solved carries out compact encapsulation and handles, has improved optical isolator's stability.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a front view provided by the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 according to the present invention;

FIG. 4 is an elevational, cross-sectional view of the compact mechanism provided by the present invention;

fig. 5 is a perspective view of the L-shaped bracket structure provided by the present invention.

In the figure: 1. an optical isolator; 101. a groove; 102. mounting a plate; 103. a slot; 104. an optical isolation element assembly; 2. mounting a shell; 201. a connecting plug; 202. a seal ring; 203. mounting a blocking piece; 3. an L-shaped bracket; 301. mounting holes; 302. a limiting column; 303. a compression spring; 304. a nut; 4. a compact mechanism; 401. pressing a plate; 402. a rubber pad; 403. a chute; 404. a moving block; 405. a slider; 406. a support arm; 407. a fixed block; 408. a connector; 409. a tension spring; 410. and (4) a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a following technical scheme: a compact packaged optical isolator can effectively improve the compact packaging effect of the optical isolator in the using process and is additionally provided with a compact mechanism 4, please refer to fig. 1-5, and comprises an optical isolator 1, grooves 101 are respectively arranged above and below the inner walls at two sides of the optical isolator 1, mounting plates 102 are respectively arranged at the central positions of the inner walls at two sides of the optical isolator 1, slots 103 are respectively arranged above and below the surface of the mounting plates 102, an optical isolator element assembly 104 is arranged between the opposite sides of the two sets of mounting plates 102, mounting shells 2 are respectively arranged at the central positions of the outer walls at two sides of the optical isolator 1, the outer wall at one side of each mounting shell 2 penetrates through the optical isolator 1 and is fixedly connected with the outer wall at one side of the mounting plates 102, a connecting plug 201 is arranged at the central position inside the mounting shell 2, the mounting shell 2 penetrates through the optical isolator 1 and is fixed on the mounting plates 102, an external connector is spliced with a connecting plug 201 in an installation shell 2, so that the optical isolator 1 works, a sealing ring 202 is arranged on one side of the outer wall of the connecting plug 201, the outer wall of the sealing ring 202 is fixedly connected with the inner wall of the installation shell 2, an installation baffle 203 is arranged on the other side of the outer wall of the connecting plug 201, the installation baffle 203 is fixedly connected with the installation shell 2 through a fastening bolt, so that the connecting plug 201 is sealed, the phenomenon that the connecting plug 201 is loosened due to long-term splicing of the connecting plug 201 is reduced, L-shaped supports 3 are arranged on the two sides of the top end and the bottom end in the optical isolator 1, an installation hole 301 is formed in the surface center position of each L-shaped support 3, a limiting column 302 is arranged in each installation hole 301, the outer wall of each limiting column 302 is connected with the installation hole 301 in a sliding mode, and the limiting columns 302 slide left and right on the L-shaped supports 3, the outer wall of the limiting column 302 is connected with the inner wall of the slot 103 and the inner wall of the groove 101 in a sliding mode, a compression spring 303 is arranged on one side of the outer wall of the limiting column 302, the compression spring 303 is located between the mounting plate 102 and the L-shaped support 3, the elastic effect of the compression spring 303 is utilized, the limiting column 302 is inserted into the slot 103 in the mounting plate 102 to reach the groove 101 in the optical isolator 1, the compression spring 303 compresses the mounting plate 102, on one hand, the mounting plate 102 is positioned by the limiting column 302, on the other hand, the compression spring 303 is matched with the optical isolator element assembly 104 to stabilize the mounting plate 102, on the other hand, a nut 304 is arranged on the other side of the outer wall of the limiting column 302, the inner wall of the nut 304 is in threaded connection with the outer wall of the limiting column 302, the nut 304 rotates forwards to mount the limiting column 302, the nut 304 rotates backwards to dismount the limiting column 302, and the compact mechanisms 4 are arranged at the top and the bottom of the optical isolator element assembly 104;

the compact mechanism 4 comprises a compact part and an elastic part, the compact part is connected with the optical isolation element assembly 104, the elastic part is respectively connected with the compact part and the optical isolator 1, the compact part comprises two groups of pressing plates 401, the two groups of pressing plates 401 are respectively arranged at the top and the bottom of the optical isolation element assembly 104, a rubber pad 402 is arranged between the pressing plates 401 and the optical isolation element assembly 104, the rubber pad 402 is arranged on the outer wall of one side of the pressing plates 401, the abrasion of the pressing plates 401 to the optical isolation element assembly 104 is reduced by the aid of the rubber pad 402, the rubber pad 402 has a certain buffering effect and can reduce the influence of vibration on the optical isolation element assembly 104, a sliding groove 403 is formed in the center of the outer wall of the other side of the pressing plates 401, moving blocks 404 are respectively arranged on two sides of the outer wall of the other side of the pressing plates 401, and a sliding block 405 is arranged on the outer wall of one side of the moving blocks 404, the outer wall of the sliding block 405 is connected with the inner wall of the sliding groove 403 in a sliding manner, so that the moving block 404 slides left and right on the pressing plate 401, the elastic component comprises four fixing blocks 407, the four fixing blocks 407 are arranged in four groups, the four fixing blocks 407 are respectively arranged at the two sides of the top end and the bottom end inside the optical isolator 1, the outer walls at the two sides of the fixing block 407 are respectively provided with a supporting arm 406, the two ends of each supporting arm 406 are respectively provided with a connecting head 408, one end of each supporting arm 406 is rotatably connected with the outer wall at one side of the fixing block 407 through the connecting head 408, the two ends of each supporting arm 406 are fixed between the moving block 404 and the fixing block 407 through the connecting heads 408, so that the pressing plate 401 moves up and down to drive the supporting arms 406 to open towards the two sides, a tension spring 409 is arranged between the opposite sides of the two groups of supporting arms 406, the two ends of each tension spring 409 are fixedly connected with the outer wall at one side of the supporting arm 406 through the pull ring 410, the tension spring 409 is fixed between the two groups of supporting arms 406 through the pull ring 410, and the tension spring 409 has an elastic effect, so that the pressing plate 401 is kept in a reset state, the light isolation element assembly 104 is compactly pressed, and the situation that the light isolation element assembly is poor in internal compactness and prone to shaking or shaking to cause looseness is avoided.

The working principle is as follows: when the utility model is used, the optical isolator element assembly 104 is installed inside the optical isolator 1 by the installation plate 102, the installation shell 2 penetrates through the optical isolator 1 and is fixed on the installation plate 102, so that an external connector is inserted into the connection plug 201 in the installation shell 2, thereby achieving the work of the optical isolator 1, the outer wall of the connection plug 201 is sleeved with the sealing ring 202 and is fixed on the installation shell 2 by the installation baffle 203, thereby achieving the sealing treatment of the connection plug 201, simultaneously reducing the occurrence of the loosening condition of the connection plug 201 caused by the long-term insertion of the connection plug 201, by installing four groups of L-shaped brackets 3 respectively inside the optical isolator 1, and installing the limit column 302 in the installation hole 301 on the L-shaped bracket 3, so that the limit column 302 slides left and right on the L-shaped bracket 3, by arranging the pressing spring 303 on the outer wall of the limit column 302, by utilizing the elastic effect of the pressing spring 303, inserting the limit column 302 into the slot 103 on the installation plate 102, the groove 101 on which the slot 103 is provided with the optical isolator element assembly, the pressing plate 104 is inserted into the slot 402, thereby reducing the abrasion of the sliding block 102 by utilizing the sliding pressing plate 402, thereby reducing the abrasion of the sliding block 401 of the sliding block 402, thereby reducing the abrasion of the sliding block 402, the abrasion of the sliding block 104, and reducing the abrasion of the sliding block 402, thereby reducing the abrasion of the sliding block 104, and reducing the abrasion of the sliding block 401 on the sliding block 402, and reducing the sliding block 401 of the sliding block 402, thereby reducing the sliding block 402, and reducing the abrasion of the sliding block 402, through set up a plurality of fixed blocks 407 on the inside top of optical isolator 1 and bottom, fix the both ends of support arm 406 between movable block 404 and fixed block 407 by connector 408, make clamp plate 401 reciprocate, it opens to both sides to drive support arm 406, fix between two sets of support arms 406 through pull ring 410 with tension spring 409, utilize tension spring 409 to have the elasticity effect, thereby keep clamp plate 401 to be reset state, reach and carry out the compactness to keep apart first ware subassembly 104 and sticis the processing, avoid the inside compactness of optical isolator relatively poor and receive easily and rock or shake and lead to not hard up the condition emergence, the effectual optical isolator that has solved carries out the compact encapsulation processing, the stability of optical isolator has been improved.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (8)

1. The utility model provides an optical isolator of compact encapsulation, includes optical isolator (1), the both sides inner wall top and the below of optical isolator (1) are all seted up fluted (101), mounting panel (102) have all been installed to the both sides inner wall central point of optical isolator (1), slot (103) have all been seted up to the surface top and the below of mounting panel (102), and are two sets of install light isolation component (104) between the relative one side of mounting panel (102), install mounting shell (2) in the both sides outer wall central point of optical isolator (1), L type support (3), its characterized in that are all installed to the both sides of optical isolator (1) inside top and bottom: the top and the bottom of the optical isolator element assembly (104) are provided with compact mechanisms (4);

compact mechanism (4) are including compact part and elastomeric element, the compact part is connected with optical isolation component (104), the elastomeric element is connected with compact part and optical isolation ware (1) respectively, the compact part includes clamp plate (401), establish to two sets of, two sets of clamp plate (401) are located the top and the bottom of optical isolation component (104) respectively, the elastomeric element includes fixed block (407).

2. The compact packaged optical isolator of claim 1, wherein: one side outer wall of installation shell (2) runs through one side outer wall fixed connection of optoisolator (1) and mounting panel (102), connecting plug (201) are installed to the inside central point of installation shell (2) position.

3. A compact packaged optical isolator as claimed in claim 2, wherein: the outer wall one side of connecting plug (201) is provided with sealing washer (202), the outer wall of sealing washer (202) and the inner wall fixed connection of installation shell (2), installation separation blade (203) are installed to the outer wall opposite side of connecting plug (201), through fastening bolt fixed connection between installation separation blade (203) and installation shell (2).

4. A compact packaged optical isolator as claimed in claim 1, wherein: the surface central point of L type support (3) puts and has seted up mounting hole (301), the internally mounted of mounting hole (301) has spacing post (302), the outer wall of spacing post (302) and the pore wall sliding connection of mounting hole (301), the outer wall of spacing post (302) all with the inner wall sliding connection of slot (103) and recess (101).

5. The compact packaged optical isolator of claim 4, wherein: the utility model discloses a spacing post (302) of limiting device, including spacing post (302), outer wall one side of spacing post (302) is provided with pressure spring (303), pressure spring (303) are located between mounting panel (102) and L type support (3), nut (304) are installed to the outer wall opposite side of spacing post (302), the inner wall of nut (304) and the outer wall threaded connection of spacing post (302).

6. A compact packaged optical isolator as claimed in claim 1, wherein: a rubber pad (402) is arranged between the pressing plate (401) and the optical isolator component (104), the rubber pad (402) is arranged on the outer wall of one side of the pressing plate (401), a sliding groove (403) is formed in the center of the outer wall of the other side of the pressing plate (401), and moving blocks (404) are arranged on two sides of the outer wall of the other side of the pressing plate (401).

7. The compact packaged optical isolator of claim 6, wherein: the outer wall of one side of the moving block (404) is provided with a sliding block (405), and the outer wall of the sliding block (405) is in sliding connection with the inner wall of the sliding groove (403).

8. The compact packaged optical isolator of claim 1, wherein: fixed block (407) sets up four groups, four groups the both sides at the inside top of optical isolator (1) and bottom are installed respectively to fixed block (407), support arm (406) are all installed to the both sides outer wall of fixed block (407), the both ends of support arm (406) all are provided with connector (408), the one end of support arm (406) is passed through connector (408) and is connected, two sets of with one side outer wall rotation of fixed block (407) install tension spring (409) between the relative one side of support arm (406), tension spring (409)'s both ends all are provided with pull ring (410), tension spring (409)'s both ends are through one side outer wall fixed connection of pull ring (410) and support arm (406).

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