CN215526180U

CN215526180U - MXC loop ware

Info

Publication number: CN215526180U
Application number: CN202122355165.9U
Authority: CN
Inventors: 周建; 金鑫
Original assignee: Hengdong Optical Communication Technology Shenzhen Co ltd
Current assignee: Heng Dongguang Communication Technology Shenzhen Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-01-14
Anticipated expiration: 2031-09-27

Abstract

The application relates to an MXC loop device, which comprises a bottom shell and an upper cover, wherein the bottom shell is provided with an empty chamber for placing an optical fiber line and an extension channel for the optical fiber line to enter and exit, and the empty chamber is communicated with the extension channel; the bottom shell is provided with a buckling key at one side of the vacant cavity, and the upper cover is provided with a buckling strip matched with the buckling key so as to be convenient for assembling and disassembling the bottom shell and the upper cover. This application has the effect of being convenient for installation and dismantlement.

Description

MXC loop ware

Technical Field

The application relates to the technical field of optical communication, in particular to an MXC loop device.

Background

Currently, an MXC loop is generally used for signal return in a test system or a network system, and detects whether there is an abnormality in a link by testing the transmission capability and the reception sensitivity of a network device, so as to effectively test and evaluate a network. The existing MXC loop device generally connects the upper cover and the bottom shell through a fastener, so that the installation is time-consuming and labor-consuming, and the disassembly during maintenance is inconvenient.

The related art has the defect of inconvenient assembly and disassembly.

SUMMERY OF THE UTILITY MODEL

In order to improve the inconvenient problem of MXC circulator loading and unloading, this application provides an MXC circulator.

The MXC loop adopts the following technical scheme:

an MXC loop device comprises a bottom shell and an upper cover, wherein the bottom shell is provided with an empty chamber for placing an optical fiber line and an extension channel for the optical fiber line to enter and exit, and the empty chamber is communicated with the extension channel; the bottom shell is provided with a buckling key at one side of the vacant cavity, and the upper cover is provided with a buckling strip matched with the buckling key so as to be convenient for assembling and disassembling the bottom shell and the upper cover.

Through adopting above-mentioned technical scheme, during loading and unloading, can make buckle key and buckle strip take place elastic deformation and realize drain pan and the mutual block of upper cover and separation through the application of force, therefore the installation and the dismantlement of drain pan and upper cover are convenient for to the joint mode of buckle key and buckle strip.

Optionally, the bottom casing is provided with an upper plate and a lower plate along two sides of the empty chamber, and a side plate is provided on one side of the upper cover away from the extension passage.

By adopting the technical scheme, the upper plate and the lower plate of the bottom shell are separately arranged from the side plates of the upper cover, on one hand, the upper cover and the bottom shell can be quickly separated by applying force to the upper cover direction through the gap between the side plates and the bottom shell during disassembly, and the loop device is convenient to install and disassemble; on the other hand, when upper cover and drain pan receive pressure simultaneously, the curb plate of upper cover plays supporting role for the structure is more stable and the condition that the upper cover imbeds the drain pan can not appear.

Optionally, the upper plate and the lower plate are both provided with positioning grooves, the length direction of each positioning groove is perpendicular to the upper cover, and the upper cover is provided with positioning blocks matched with the positioning grooves.

Through adopting above-mentioned technical scheme, the cooperation of constant head tank and locating piece makes drain pan and upper cover can not slide relative optic fibre line business turn over direction for the joint is more firm.

Optionally, the vacant chambers include a front chamber for placing two ends of the optical fiber line and a rear chamber for placing the bent end of the optical fiber line; the front chamber is narrower than the rear chamber, and the extension passage communicates with the rear chamber through the front chamber.

By adopting the technical scheme, the narrow front cavity is beneficial to gathering the two bundles of the optical fiber wires which penetrate into and out of the front cavity, so that the bent optical fiber wires are more easily led out of the extension channel.

Optionally, the drain pan is equipped with the extension rod along the length direction of extending the passageway, the extension rod has two at least, the extension rod is close to one side of extending the passageway is equipped with spacing concave block.

Through adopting above-mentioned technical scheme, spacing concave block can further gather together the optic fibre line for the optic fibre line passes in and out the vacant cavity in an orderly manner.

Optionally, the device also comprises a long frame sleeve for placing the loop device inserting core, and a buckle is arranged on one side of the extension rod away from the vacant cavity; the long frame sleeve is provided with a buckle hole matched with the buckle, so that the long frame sleeve is clamped with the bottom shell.

By adopting the technical scheme, the buckle is matched with the buckle hole, and when the extension rod is installed, the extension rod passes through the inner side of the long frame sleeve to enable the buckle to be buckled in the buckle hole; thereby it takes place elastic deformation with drain pan and long frame cover separation to make the extension rod take place when pressing the buckle, so the drain pan of being convenient for with the buckle mode in buckle hole and long frame cover installation and dismantlement.

Optionally, a clamping key for clamping the circuit breaker with the clamping interface is arranged on the outer side of the long frame sleeve, and a pressing portion which is convenient to separate from the clamping interface is arranged on one side, close to the bottom shell, of the clamping key.

Through adopting above-mentioned technical scheme, the joint key is used for making the return circuit ware break away from with the joint interface joint with the return circuit ware through pressing the splenium.

Optionally, a push-pull rod for facilitating clamping with the loop device clamping interface is arranged on the outer side of the bottom shell.

By adopting the technical scheme, the MXC loop device is pushed into the loop device clamping interface by acting on the push-pull rod in a complex working environment, so that the MXC loop device and the loop device clamping interface are more conveniently clamped.

Optionally, a supporting key is arranged on the outer side of the upper plate, the supporting key is provided with a cylindrical structure perpendicular to the upper cover, the push-pull rod is provided with a mounting hole matched with the cylindrical structure, one end of the push-pull rod, which is close to the long frame sleeve, is provided with a butting portion, and the butting portion butts against the pressing portion.

Through adopting above-mentioned technical scheme, the cylinder structure makes the push-and-pull rod can take place to rotate with the mounting hole cooperation, has utilized lever principle, and through rotating the push-and-pull rod, the portion pressure is pressed for the butt portion for return circuit ware and return circuit ware joint interface quickly separating.

In summary, the present application includes at least one of the following beneficial technical effects:

the bottom shell and the upper cover are convenient to mount and dismount through the arranged buckle keys and the buckle strips;

the loop device is convenient to mount and dismount through the separation arrangement of the upper plate, the lower plate and the side plate, and the structure is more stable;

the push-pull rod is rotated, so that the loop device is quickly separated from the equipment card interface.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a cross-sectional view of the overall structure of an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a bottom case according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of an upper cover according to an embodiment of the present application.

FIG. 5 is a cross-sectional view of an elongated cage according to one embodiment of the present application.

Description of reference numerals: 1. a bottom case; 11. an upper plate; 12. a lower plate; 13. a snap key; 14. positioning a groove; 15. an empty chamber; 151. a front chamber; 152. a rear chamber; 16. an extension channel; 161. an extension rod; 162. buckling; 163. a limit concave block; 17. a support key; 171. a cylindrical structure; 18. a side panel opening; 19. a position-resisting key;

2. an upper cover; 21. a side plate; 22. a snap strip; 23. positioning blocks;

3. a long frame sleeve; 31. a snap-in hole; 32. a snap key; 321. a pressing part; 33. a limiting bump;

4. a push-pull rod; 41. mounting holes; 42. an abutment portion.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses an MXC loop device. Referring to fig. 1 and 2, an MXC loop apparatus includes a bottom case 1 and an upper cover 2 which are covered with each other, the bottom case 1 is provided with a vacant chamber 15 and an extension channel 16, the vacant chamber 15 is communicated with the extension channel 16; the optical fiber wire is passed through the hollow chamber 15 from the extension passage 16, bent after passing through the hollow chamber 15, and then passed out from the extension passage 16. The upper cover 2 covers the vacant cavity 15 and is fixed with the bottom shell 1 in a clamping mode, so that the circuit breaker is more convenient to assemble and disassemble.

Referring to fig. 3, the vacant cavity 15 includes a front cavity 151 for placing two ends of the optical fiber line and a rear cavity 152 for placing the bent end of the optical fiber line, the front cavity 151 is narrower than the rear cavity 152, and in combination with fig. 2, the extension channel 16 is communicated with the rear cavity 152 through the front cavity 151, so that the optical fiber lines at the two ends of the access are gathered together, which is beneficial for the optical fiber line to smoothly enter the extension channel 16.

The bottom shell 1 is provided with a long frame sleeve 3 at the position of the extending channel 16, a loop device inserting core is fixed in the long frame sleeve 3, and the incoming line and the outgoing line of the optical fiber line both pass through the loop device inserting core. The long frame sleeve 3 is clamped with the bottom shell 1, so that the long frame sleeve 3 and the bottom shell 1 can be assembled and disassembled more conveniently.

Referring to fig. 2 and 3, the bottom case 1 is provided with an upper plate 11 and a lower plate 12 at both sides of the vacant cavity 15 parallel to the fiber optic cable entry and exit direction, respectively, and the upper plate 11 and the lower plate 12 are provided with symmetrical snap keys 13. In this embodiment, the length direction of the snap key 13 is parallel to the fiber optic cable entering and exiting direction, and a snap groove is formed on one side of the snap key 13 facing the upper cover 2, and referring to fig. 4, correspondingly, the upper cover 2 is provided with a snap strip 22 engaged with the snap key 13. Specifically, the length direction of buckle strip 22 parallels with the business turn over direction of optic fibre line, and buckle strip 22 keeps away from 2 a side an organic whole of upper cover and is provided with the joint strip, and the joint is realized with the draw-in groove cooperation to the joint strip. With the arrangement, the bottom shell 1 and the upper cover 2 are firmly clamped.

Referring to fig. 3 and 4, in order to form a closed space and make the structure more pressure-resistant, a side plate opening 18 is opened at one side of the bottom case 1 away from the extension channel 16, and a side plate 21 for matching with the side plate opening 18 is provided at one side of the upper cover 2 away from the extension channel 16; on one hand, the disassembly is facilitated through the gap between the side plate 21 and the bottom shell 1; on the other hand, when the upper cover 2 and the bottom case 1 are simultaneously pressed, the case where the upper cover 2 is fitted into the bottom case 1 is not easily generated.

One side that upper plate 11 and hypoplastron 12 are close to side board mouth 18 and press close to buckle key 13 and offer the constant head tank 14 of perpendicular to upper cover direction, and one side that upper cover 2 is close to curb plate 21 is equipped with the locating piece 23 with constant head tank 14 matched with, and during locating piece 23 can be embedded into constant head tank 14, made drain pan 1 and upper cover 2 be difficult to relative slip for connect more firmly.

The bottom case 1 is provided with an extension rod 161 at the extension channel 16, the extension rod 161 is disposed along the length direction of the extension channel 16, and the extension rod 161 and the bottom case 1 may be integrally formed and one end away from the front chamber 151 is provided with a buckle 162. When the long frame sleeve 3 is installed, the buckle 162 is buckled with the inner side of the long frame sleeve 3, so that the bottom shell 1 and the long frame sleeve 3 are fixed; one side of the extension rod 161 close to the extension channel 16 is provided with a limit concave block 163 recessed along the length direction of the optical fiber. The fiber optic strands are gathered as they pass through the recesses of the limiting pockets 163 so that the fiber optic strands are sequentially advanced into and out of the vacant chamber 15.

One side of drain pan 1 that is close to extension rod 161 is equipped with supports position key 19, when drain pan 1 joint in long frame cover 3, supports position key 19 butt in the edge of long frame cover 3, has so set up and has restricted drain pan 1 and has continued the forward movement for the joint of drain pan 1 and long frame cover 3 is more firm.

Referring to fig. 3 and 5, in combination with fig. 1, the long frame sleeve 3 is a flat hollow cuboid, a fastening hole 31 is formed in the middle of the narrow surface of the long frame sleeve 3, and the fastening hole 31 is fastened with a fastener 162, so that the bottom shell 1 can be fastened to the long frame sleeve 3 quickly. Further, one side of the inner side of the long frame sleeve 3, which is far away from the bottom shell 1, is provided with a limiting bump 33 for abutting against the loop device inserting core, so that the loop device inserting core is limited in the long frame sleeve 3, and the internal device is more stable.

Referring to fig. 1 and 3, the outer side of the upper plate 11 is provided with a support key 17, and the support key 17 is rotatably provided with the push-pull rod 4. Specifically, the support key 17 is provided with a cylindrical structure 171 perpendicular to the upper cover 2, the push-pull rod 4 is provided with a mounting hole 41 that is fitted with the cylindrical structure 171 of the bottom case 1, and the cylindrical structure 171 is mounted in the mounting hole 41 such that the push-pull rod 4 can be rotated through the cylindrical structure 171.

One side of the long frame sleeve 3 corresponding to the push-pull rod 4 is provided with an integrally formed clamping key 32, and when the long frame sleeve is clamped with the clamping interface of the circulator, the clamping key 32 is abutted against the inner wall of the clamping interface of the circulator, so that the MXC circulator is not easy to separate from the clamping interface of the circulator. One end of the clamping key 32 close to the push-pull rod 4 is provided with a pressing part 321, and the circuit breaker is separated from the circuit breaker clamping interface by pressing the pressing part 321.

One end of the push-pull rod 4 close to the long frame sleeve 3 is provided with an abutting part 42, and the abutting part 42 abuts against the pressing part 321; by utilizing the lever principle, the abutting part 42 applies pressure to the pressing part 321 by rotating the push-pull rod 4, so that the loop device is quickly separated from the loop device clamping interface.

The implementation principle of an MXC loop device in the embodiment of the application is as follows: the bottom shell 1 and the upper cover 2 are more convenient to assemble and disassemble through the matching of the buckling keys 13 and the buckling strips 22 of the bottom shell 1 and the upper cover 2; the long frame sleeve 3 is connected with the bottom shell 1 in a buckling manner, so that the long frame sleeve 3 and the bottom shell 1 are more convenient to assemble and disassemble; the push-pull rod 4 is convenient for clamping the loop device and the loop device clamping interface, and the loop device and the equipment clamping interface are quickly separated by utilizing the lever principle.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An MXC circuit, its characterized in that: the optical fiber cable fixing device comprises a bottom shell (1) and an upper cover (2), wherein the bottom shell (1) is provided with an empty chamber (15) for placing an optical fiber cable and an extension channel (16) for the optical fiber cable to enter and exit, and the empty chamber (15) is communicated with the extension channel (16); the bottom shell (1) is provided with a buckling key (13) on one side of the vacant cavity (15), and the upper cover (2) is provided with a buckling strip matched with the buckling key (13), so that the bottom shell (1) and the upper cover (2) can be assembled and disassembled conveniently.

2. An MXC circuit according to claim 1, wherein: an upper plate (11) and a lower plate (12) are respectively arranged on the bottom shell (1) along two sides of the vacant cavity (15), and a side plate (21) is arranged on one side, away from the extension channel (16), of the upper cover (2).

3. An MXC circuit as claimed in claim 2, wherein: the upper plate (11) and the lower plate (12) are both provided with positioning grooves (14), the length direction of the positioning grooves (14) is perpendicular to the upper cover (2), and the upper cover (2) is provided with positioning blocks (23) matched with the positioning grooves (14).

4. An MXC circuit according to claim 1, wherein: the vacant chamber (15) comprises a front chamber (151) for placing two ends of the optical fiber line and a rear chamber (152) for placing a bent end of the optical fiber line; the front chamber (151) is narrower than the rear chamber (152), and the extension passage (16) communicates with the rear chamber (152) through the front chamber (151).

5. An MXC circuit as claimed in claim 2, wherein: bottom shell (1) is along the length direction that extends passageway (16) is equipped with extension rod (161), extension rod (161) have two at least, extension rod (161) are close to extend the one side of passageway (16) is equipped with spacing concave block (163).

6. An MXC circuit according to claim 5, characterized in that: the long frame sleeve (3) is used for placing the loop device inserting core, and a buckle (162) is arranged on one side, away from the vacant cavity (15), of the extension rod (161); the long frame sleeve (3) is provided with a buckle hole (31) matched with the buckle (162), so that the long frame sleeve (3) is clamped with the bottom shell (1).

7. An MXC circuit according to claim 6, characterized in that: the clamping key (32) used for clamping the circuit breaker and the clamping interface is arranged on the outer side of the long frame sleeve (3), and a pressing portion (321) convenient to separate from the clamping interface is arranged on one side, close to the bottom shell (1), of the clamping key (32).

8. An MXC circuit as claimed in claim 7, wherein: and a push-pull rod (4) which is conveniently clamped with the loop device clamping interface is arranged on the outer side of the bottom shell (1).

9. An MXC circuit as claimed in claim 8, wherein: the outer side of the upper plate (11) is provided with a supporting key (17), the supporting key (17) is provided with a cylindrical structure (171) perpendicular to the upper cover (2), the push-pull rod (4) is provided with a mounting hole (41) matched with the cylindrical structure (171), one end, close to the long frame sleeve (3), of the push-pull rod (4) is provided with a butting portion (42), and the butting portion (42) is butted against the pressing portion (321).