阅读说明：本技术 一种光纤模块盒 (Optical fiber module box ) 是由 孙继伟 于 2020-05-11 设计创作，主要内容包括：本发明揭示了一种光纤模块盒,其安装于导向件,光纤模块盒包括相互配合的盒体底座与上盖体,盒体底座包括沿前后方向延伸的两侧壁,两侧壁之间形成收容空间,盒体底座还包括锁定部、理线部及操作手柄,锁定部设置于侧壁外侧,光纤模块盒通过锁定部锁定于导向件,理线部位于侧壁前端,操作手柄位于理线部前端,操作手柄在外力作用下带动锁定部从导向件解锁。本发明可实现单手解锁和抽拉模块盒等操作,降低解锁、理线功能对模块盒整体空间的需求,且降低了布线系统的成本。(The invention discloses an optical fiber module box which is arranged on a guide part, the optical fiber module box comprises a box body base and an upper cover body which are matched with each other, the box body base comprises two side walls extending along the front-back direction, an accommodating space is formed between the two side walls, the box body base further comprises a locking part, a line arranging part and an operating handle, the locking part is arranged on the outer side of the side wall, the optical fiber module box is locked on the guide part through the locking part, the line arranging part is arranged at the front end of the side wall, the operating handle is arranged at the front end of the line arranging part, and the operating handle drives the locking part to be. The invention can realize the operations of unlocking and pulling the module box by one hand, reduce the requirements of unlocking and wire arrangement functions on the whole space of the module box and reduce the cost of a wiring system.)

1. The optical fiber module box is mounted on a guide part and is characterized by comprising a box body base and an upper cover body which are matched with each other, wherein the box body base comprises two side walls extending along the front-back direction, a containing space is formed between the two side walls, the box body base further comprises a locking part, a line arranging part and an operating handle, the locking part is arranged on the outer side of the side walls, the optical fiber module box is locked on the guide part through the locking part, the line arranging part is located at the front end of the side walls, the operating handle is located at the front end of the line arranging part, and the operating handle drives the locking part to unlock the guide part under the action of external force.

2. The fiber optic module cassette of claim 1, wherein the side walls, the cable management portion, and the operating handle are integrally formed.

3. The fiber optic module cartridge of claim 1, wherein the cartridge body base further comprises a guide rib formed to protrude outward from an outer wall surface of a sidewall thereof, the guide rib extending in a front-rear direction, the guide member being provided with a guide groove, the guide rib being received in the guide groove and movable back and forth along the guide groove.

4. The fiber optic module cartridge of claim 3, wherein the locking portion is formed extending outwardly from the guide rib, and a locking portion is disposed in the guide groove, the locking portion cooperating with the locking portion.

5. The fiber optic module cartridge of claim 1, wherein the operating handle is provided with an unlock indicator.

6. The fiber optic module cassette of claim 1, wherein the receiving space comprises a first receiving space and a second receiving space arranged in a front-back direction, the first receiving space is located at a front end of the second receiving space, the cassette body base comprises a partition wall extending in the front-back direction, the partition wall is located in the first receiving space and divides the first receiving space into two first sub-receiving spaces, the first sub-receiving spaces are hollow up and down, and a support member is disposed in each first sub-receiving space.

7. The fiber optic module cassette of claim 6, wherein the support members include a first support member protruding from the inner wall of the side wall toward the inside of the first sub-receiving space, and a second support member protruding from the side wall of the partition wall toward the inside of the first sub-receiving space.

8. The fiber optic module cassette of claim 6, wherein the cassette body base further comprises a first stopper portion at an upper side of the first sub-receiving space, the first stopper portion connecting the side wall and the partition wall.

9. The fiber optic module cartridge of claim 6, wherein the cartridge body base further comprises a bottom wall and a rear wall, the two side walls, the bottom wall and the rear wall jointly enclose the second receiving space, the rear wall is provided with a slot penetrating along the front-rear direction, and the cartridge body base further comprises a second limiting portion located on the upper side of the slot.

10. The fiber optic module cassette of claim 6, wherein a front end of the first sub-receiving space is provided with a reinforcing frame connecting the side wall and the partition wall, the reinforcing frame being provided with an operation indication structure.

Technical Field

The invention relates to the technical field of optical fiber communication, in particular to an optical fiber module box.

Background

With the advent of high density network requirements, MPO/MTP optical devices have become especially important. The MPO/MTP switching module box is a common MPO/MTP optical device, is arranged in an optical fiber distribution box, can greatly meet the requirement of high-density application, has the design characteristic of convenient installation, can greatly reduce labor cost and save space and installation time, and is an ideal solution for high-density application.

However, the existing fiber optic module boxes have the following disadvantages: 1. the wire arrangement device is not integrated, and when a high-density wiring system is formed, the wire arrangement device matched with the high-density wiring system is required, so that the manufacturing cost is high, the use and the configuration are not flexible, and the operation is inconvenient; 2. the fixed unlocking device of the optical fiber module box is generally far away from the wire arranging device, and extra space in the width direction or the height direction is needed, so that the optical fiber module box cannot meet the requirement of ultrahigh-density wiring, and is inflexible in use and configuration and inconvenient to operate; 3. due to the limitations imposed by adapter size and standard wiring system size, only 3-level fiber optic module boxes can typically be placed in standard wiring systems at standard 1U (44.45 mm) heights. Since 4 independent fiber optic module boxes cannot be placed at 1U height, it is generally necessary to arrange 2 layers of adapters per fiber optic module box to meet the ultra-high density requirement of arranging 4 layers of adapters at 1U height.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the optical fiber module box which meets the requirement of ultrahigh-density wiring, has the function of wire arrangement and is convenient for unlocking operation.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an optical fiber module box, its installs in the guide, optical fiber module box includes box body base and the upper cover body that mutually supports, the box body base includes the both sides wall that extends along the fore-and-aft direction, form accommodating space between the both sides wall, the box body base still includes locking part, reason line portion and operating handle, the locking part set up in the lateral wall outside, optical fiber module box passes through the locking part lock in the guide, the reason line portion is located the lateral wall front end, operating handle is located reason line portion front end, operating handle drives under the exogenic action the locking part is followed the guide unblock.

Preferably, the side wall, the wire management portion and the operating handle are integrally formed.

Preferably, the box body base further comprises a guide rib formed by protruding outwards from the outer wall surface of the side wall of the box body base, the guide rib extends along the front-back direction, the guide piece is provided with a guide groove, and the guide rib is contained in the guide groove and can move back and forth along the guide groove.

Preferably, the locking portion extends outward from the guide rib, a locking portion is disposed in the guide groove, and the locking portion is engaged with the locking portion.

Preferably, the operating handle is provided with an unlocking indication mark.

Preferably, the accommodating spaces include a first accommodating space and a second accommodating space which are arranged along the front-back direction, the first accommodating space is located at the front end of the second accommodating space, the box body base includes a partition wall which extends along the front-back direction, the partition wall is located in the first accommodating space and divides the first accommodating space into two first sub-accommodating spaces, the first sub-accommodating spaces are hollow up and down, and a support member is arranged in the first sub-accommodating spaces.

Preferably, the supporting member includes a first supporting member and a second supporting member, the first supporting member protrudes from the inner wall of the side wall to face the first sub-receiving space, and the second supporting member protrudes from the side wall of the partition wall to face the first sub-receiving space.

Preferably, the box base further includes a first limiting portion located on the upper side of the first sub-receiving space, and the first limiting portion is connected to the side wall and the partition wall.

Preferably, the box body base further comprises a bottom wall and a rear wall, the two side walls, the bottom wall and the rear wall jointly enclose the second accommodating space, the rear wall is provided with a groove penetrating in the front-rear direction, and the box body base further comprises a second limiting portion located on the upper side of the groove.

Preferably, a reinforcing frame is disposed at a front end of the first sub-receiving space, the reinforcing frame connects the side wall and the partition wall, and the reinforcing frame is provided with an operation indication structure.

The invention has the beneficial effects that:

1. the locking part of the optical fiber module box is arranged on the outer side of the side wall of the box body base, the wire arranging part is arranged at the front end of the side wall, the operating handle for unlocking is arranged at the front end of the wire arranging part, the side wall, the wire arranging part and the operating handle are integrally formed, jumper wire arrangement is convenient, maintenance and operation are very convenient, one-hand unlocking, module box drawing and pulling and the like can be realized, the requirements of unlocking and wire arranging functions on the whole space of the module box are reduced, and the cost of a wiring system is reduced.

2. According to the invention, the first sub-containing space is arranged to be vertically hollowed, and the support structure of the adapter is arranged on the side wall and the partition wall of the box body base, so that the overall thickness of the module box is reduced, the ultra-thin size design of the module box is realized, and 4 layers of independent module boxes can be arranged in a unit with the height of 1U.

3. According to the invention, the operation indication structure is arranged on the box body base, so that when the module box is maintained and operated, a user can intuitively know the position of the operated jumper according to the operation indication structure, and the jumper operation is more visual.

Drawings

FIG. 1 is a perspective view of a fiber optic module cassette assembly of the present invention;

FIG. 2 is an exploded perspective view of the fiber optic module cassette assembly shown in FIG. 1;

FIG. 3 is a perspective view of the base of the cassette shown in FIG. 2;

FIG. 4 is a perspective view of the guide of the present invention;

FIG. 5 is a side view of the guide shown in FIG. 4;

FIG. 6 is a cross-sectional view of the guide member of FIG. 5 taken along the line A-A;

fig. 7 is a perspective view of another embodiment of a fiber optic module cassette assembly of the present invention.

Reference numerals:

100. an optical fiber module box assembly 10, an optical fiber module box 11, a box body base 12, an upper cover 101, a front end 102, a rear end 13, a side wall 14, a rear wall 140, a slot 15, a first containing space 151, a first sub-containing space 16, a second containing space 17, a partition wall 18, a bottom wall 180, a bearing groove 80, a guide rib 81, a locking part/lug 111, a first limiting part 112, the wire sorting device comprises a second limiting part, a 50, a first supporting part, a 60, a second supporting part, a 61, a first supporting arm, a 62, a second supporting arm, a 70, a reinforcing frame, a 71, an operation indicating structure, a 91, a wire sorting part, a 911, a wire sorting hole, a 912, an opening, a 92, an operation handle, a 921, an unlocking indicating mark, a 20, a first adapter, a 30, a second adapter, a 40, a second branch jumper, a 200, a guide piece, a 201, a guide groove, a 202 and a locking part.

Detailed Description

The technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

As shown in fig. 1 to 6, the present invention discloses a high-density distribution system, which includes a fiber optic module box assembly 100 and a guide member 200, wherein the height of the guide member 200 is 1U, and the fiber optic module box assembly 100 is installed between the two guide members 200. In this embodiment, the high-density distribution system includes two guides 200 and four fiber optic module cage assemblies 100 positioned between the two guides 200. The guide members 200 have opposite front and rear ends, each guide member 200 includes four guide grooves 201, each guide groove 201 extends from the front end of the guide member 200 to the rear end of the guide member 200, and the four guide grooves 201 are sequentially arranged in the up-down direction and are arranged in parallel. Of the two guide members 200, four guide grooves 201 of one guide member 200 are provided in one-to-one correspondence with four guide grooves 201 of the other guide member 200. The four optical fiber module box assemblies 100 are sequentially arranged between the two guide members 200 along the up-down direction, the two opposite sides of each optical fiber module box assembly 100 are respectively arranged in the two opposite guide grooves 201 of the two guide members 200, and each optical fiber module box assembly 100 can move back and forth along the two opposite guide grooves 201 of the two guide members 200.

The fiber optic module cassette assembly 100 includes a fiber optic module cassette 10 and two first adapters 20, one second adapter 30, a first branch jumper (not shown), a second branch jumper 40 mounted to the fiber optic module cassette 10. The fiber optic module box 10 has opposite front and rear ends 101 and 102. The fiber optic module cassette 10 includes a cassette base 11 and an upper cover 12 mounted on the upper side of the cassette base 11. The box body base 11 comprises two side walls 13, a rear wall 14 and a bottom wall 18, wherein the two side walls 13 extend along the front-rear direction, an accommodating space is formed between the two side walls 13, the accommodating space comprises a first accommodating space 15 and a second accommodating space 16 which are arranged along the front-rear direction, the first accommodating space 15 is located at the front end of the second accommodating space 16, and the first accommodating space 15 is hollow up and down. The box base 11 further includes a partition wall 17 located between the two side walls 13 and located in the first accommodating space 15, the partition wall 17 extends along the front-rear direction, the first accommodating space 15 is divided into two first sub-accommodating spaces 151 by the partition wall 17, the two first sub-accommodating spaces 151 are all communicated with the second accommodating space 16 in the front-rear direction, and the two first sub-accommodating spaces 151 are all hollow up and down. The two first adapters 20 are respectively installed in the two first sub-receiving spaces 151. The first branch jumper is installed in the two first sub-receiving spaces 151, one end of the first branch jumper is connected to the two first adapters 20, and the other end of the first branch jumper protrudes from the front end openings of the two first sub-receiving spaces 151. The second adapter 30 is mounted in the second receiving space 16. The second branch jumper 40 is installed in the second receiving space 16, one end of the second branch jumper 40 is connected to the two first adapters 20, and the other end of the second branch jumper 40 is connected to the second adapter 30.

The box base 11 further includes a support disposed in the first sub-receiving space 151, the support is configured to support the first adapter 20, the support includes a first support 50 and a second support 60, the first support 50 protrudes from an inner wall of the sidewall 13 into the first sub-receiving space 151, the first support 50 is disposed near a bottom surface of the sidewall 13, the second support 60 protrudes from a sidewall of the partition 17 into the first sub-receiving space 151, the second support 60 is disposed near a bottom surface of the partition 17, a bottom of the first adapter 20 abuts against the first support 50 and the second support 60, that is, the first support 50 and the second support 60 support the first adapter 20 together, the first support 50 and the second support 60 may have various structures when implemented, in this embodiment, the second support 60 is L-shaped as a whole, and includes a first support arm 61 extending along the vertical direction and a second support arm 62 extending along the horizontal direction, the sidewall of the first support arm 61 is attached to the sidewall of the partition 17, the second support arm 62 is attached to the first sub-receiving space 111, the first support arm 61 is disposed near the first limiting portion 151, and the first sub-receiving space 151 is configured to connect the first adapter 111, the first sub-receiving space 111, the first adapter 111, the first sub-receiving space is configured to the ultrathin fiber-receiving module 10, and the ultrathin fiber-accommodating module 10.

The front end of each first sub-receiving space 151 is provided with a reinforcing frame 70, the reinforcing frame 70 extends in a transverse direction perpendicular to the front-rear direction and connects the side wall 13 of the cassette body base 11 and the partition wall 17, and the reinforcing frame 70 is provided with an operation indicating structure 71, and the operation indicating structure 71 is used for indicating the position where the user operates the first branch jumper. The operation indication structure 71 may be implemented by using numbers, letters or other identification elements, and in this embodiment, the operation indication structure 71 uses numbers 1, 2, 3, 4. When a user carries out maintenance operation on the first branch jumper, the position of the operated first branch jumper can be intuitively known according to the digital identification.

The second receiving space 16 is defined by the bottom wall 18, the two side walls 13, and the rear wall 14, the rear wall 14 is provided with a slot 140 penetrating in the front-rear direction, and the slot 140 is provided at the adjacent position between the rear wall 14 and the side wall 13. The box body base 11 is further provided with a second limiting part 112 positioned on the upper side of the open slot 140, the second limiting part 112 extends along the transverse direction perpendicular to the front-back direction, and the second limiting part 112 connects the side wall 13 and the back wall 14. The bottom wall 18 forms a supporting groove 180 near the open groove 140, the second adapter 30 is supported in the supporting groove 180, one end of the second adapter 30 extends out of the open groove 140, and the second limiting portion 112 is located on the upper side of the second adapter 30 and is used for limiting the second adapter 30. The upper cover 12 covers the upper side of the second receiving space 16, the front side of the upper cover 12 abuts against the first stopper 111, and the rear side of the upper cover 12 abuts against the rear wall 14.

The box base 11 further includes guide ribs 80 protruding outward from the outer wall surfaces of the two side walls 13, the guide ribs 80 are accommodated in the guide grooves 201 of the guide member 200, the optical fiber module box 10 can move forward and backward along the guide grooves 201 through the guide ribs 80, and the guide ribs 80 extend forward from the rear end 102 of the box base 11 to the front end 101 of the box base 11, so that the optical fiber module box 10 can be guided more smoothly. The cassette base 11 further comprises a locking portion 81, the locking portion 81 being used to lock the fiber module cassette 10 to the guide 200, in this embodiment, the locking portion is a protrusion 81 protruding outward from the guide rib 80, a corresponding locking portion 202 is provided in the guide groove 201 of the guide 200, and when the guide rib 80 moves to a certain position along the guide groove 201, the protrusion 81 cooperates with the locking portion 202, so that the fiber module cassette 10 is locked to the guide 200. The projection 81 is arranged at the front end of the guide rib 80; accordingly, the locking portion 202 is also provided at the front end of the guide groove 201.

The box body base 11 further comprises a wire arranging part 91 arranged at the front end of one side wall 13 and an operating handle 92 arranged at the front end of the wire arranging part 91, and the side wall 13, the wire arranging part 91 and the operating handle 92 are integrally formed. In the present embodiment, the wire arranging portion 91 is annular and has an opening 912, and the wire arranging portion 91 is used for arranging the first branch jumper. The wire management part 91 is provided with a wire management hole 911 through which a first branch jumper wire penetrates in a transverse direction perpendicular to the front-rear direction, and the first branch jumper wire enters the wire management hole 911 through an opening 912 in the wire management part 91. The first branch jumper wire passes through the wire arranging hole 911 and enters the two first sub-receiving spaces 151 of the box base 11 from the side end of the box base 11; alternatively, the first branch jumper wires pass through the wire arranging hole 911 and extend out of the two first sub-receiving spaces 151 of the cartridge base 11 to the side end of the cartridge base 11. When the operating handle 92 is located at the front end of the wire trimming portion 91, the wire trimming portion 91 is located at the front end of the locking portion 81, and the locking portion 81 is disposed adjacent to the wire trimming portion 91, during unlocking, an operator pulls the operating handle 92 inward (i.e., in a direction approaching the first accommodating space 15 of the box body base 11), so that the operating handle 92 drives the wire trimming portion 91 and the locking portion 81 on the side wall 13 to move inward, and the locking portion 81 is disengaged from the locking portion 202 in the guide groove 201, thereby unlocking the optical fiber module box 10 and the guide 200. After unlocking, the operator pulls the fiber optic module cassette 10 forward by operating the handle 92, and the guide ribs 80 of the fiber optic module cassette 10 move forward along the guide slots 201, thereby drawing the fiber optic module cassette 10 out of the guide slots 201 of the guide member 200. An unlocking indication mark 921 is further provided on the front end face of the operating handle 92, and is used for identifying the unlocking operation direction of the operating handle 92, in this embodiment, the unlocking indication mark 921 is an arrow mark pointing to the inside.

In this embodiment, the first adapter 20 is a L C adapter, the second adapter 30 is an MPO adapter, the second branch jumper 40 is an MPO-L C branch jumper, and the formed fiber optic module box is an MPO-L C fiber optic module box.

In other embodiments, as shown in FIG. 7, the cassette base 11 can be configured to mount only the first adapters 20, such as only L C adapters, to form a L C modular panel, to the guide 200, to achieve a high density arrangement of four levels of L C modular panels within a 1U height unit, or the first adapters 20 can be modified to route different fiber optic connectors, such as MPO adapters, SC adapters, E2000 adapters, etc., to form a corresponding modular panel of adapters.

The locking part 81 of the optical fiber module box 10 is arranged on the outer side of the side wall 13 of the box body base 11, the wire arranging part 91 is arranged at the front end of the side wall 13, the operating handle 92 for unlocking is arranged at the front end of the wire arranging part 91, the side wall 13, the wire arranging part 91 and the operating handle 92 are integrally formed, jumper wire arrangement is convenient, maintenance and operation are very convenient, the module box can be unlocked and pulled by one hand, the requirement of unlocking and wire arranging functions on the whole space of the module box is reduced, and the cost of a wiring system is reduced. In addition, due to the ultra-thin design of the fiber optic module cassette assembly 100 of the present invention, the height is less than 11 mm (the height is controlled to be within 10.5 mm), so a high density arrangement of four layers of fiber optic module cassette assemblies 100 placed within 1U of the height unit of the guide 200 can be achieved.

Therefore, the scope of the present invention should not be limited to the disclosure of the embodiments, but includes various alternatives and modifications without departing from the scope of the present invention, which is defined by the claims of the present patent application.