CN214704111U

CN214704111U - Large-specification optical fiber three-way wire slot

Info

Publication number: CN214704111U
Application number: CN202120456131.6U
Authority: CN
Inventors: 陆水良
Original assignee: Zhongliang Communication Science & Technology Suzhou Co ltd
Current assignee: Zhongliang Communication Science & Technology Suzhou Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-11-12
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses a big specification optic fibre tee bend wire casing, it relates to the communication field. The key points of the technical scheme are that the automatic transfer device comprises a transfer groove body, three transfer ports are formed in the transfer groove body, a fixing plate is arranged on the outer wall of each transfer port, a plurality of spacing connecting portions are arranged on the side wall of the fixing plate at intervals, and slots are formed between the spacing connecting portions and the outer wall of each transfer port. The utility model discloses a spacing connecting portion of a plurality of independent settings come the cooperation to form the slot, can effectively reduce the internal stress, prevent warpage, guarantee the slot precision to smooth installation can also improve spacing connecting portion's mechanical properties, increase of service life simultaneously.

Description

Large-specification optical fiber three-way wire slot

Technical Field

The utility model relates to the field of communications, more specifically say, it relates to a big specification optic fibre tee bend wire casing.

Background

In fiber optic telecommunications rooms, optical fibers are typically carried through fiber trunking, which facilitates routing, management, and protection of the optical fibers.

The existing Chinese patent with the publication number of CN204389760U discloses an optical fiber trunking, which comprises a trunking body, wherein the trunking body comprises a corner trunking and a trunk trunking, the outer wall of each end part of the corner trunking is respectively provided with a connecting part, the connecting part comprises a plurality of screw holes and connecting grooves which are arranged at intervals, the trunk trunking is provided with a slot and a connecting hole, and the trunk trunking is in insertion fit with the corner trunking.

The current chinese patent of No. CN209979897U of granting discloses a novel heterotypic connecting piece, it includes heterotypic connecting piece body, heterotypic connecting piece body includes three deckle board groove shells and three wire casing connector, the wire casing connector includes two symmetrical L shape protruding muscle, be provided with the bottom plate between the bottom of two L shape protruding muscle, the middle part of bottom plate is provided with the arch, bottom plate surface both sides are provided with U-shaped notch one, the top surface of L shape protruding muscle is provided with the frame notch, be provided with U-shaped groove two on the lateral surface of frame notch.

The connecting part of the optical fiber wire groove is similar to the wire groove connecting port structure of the novel special-shaped connecting piece and is of an integrated structure. With the increase of the number of optical fibers in a communication machine room, the size and specification of the optical fiber trunking need to be increased. However, the optical fiber trunking is injection molded, and after the connecting part or the trunking connecting port is lengthened, internal stress is easily generated, so that warping deformation is caused, and installation is affected.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a big specification optic fibre tee bend wire casing, its spacing connecting portion that adopts a plurality of independent settings cooperate and form the slot, can effectively reduce the internal stress, prevent warp, guarantee the slot precision to install smoothly, can also improve spacing connecting portion's mechanical properties simultaneously, increase of service life.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a big specification optic fibre tee bend wire casing, includes the switching cell body, be provided with three switching mouth on the switching cell body, switching mouth outer wall is provided with the fixed plate, the fixed plate lateral wall is provided with the spacing connecting portion of a plurality of interval arrangements, form the slot between spacing connecting portion and the switching mouth outer wall.

Further, the switching mouth is the U type, spacing connecting portion include first spacing connecting portion and the spacing connecting portion of second, the spacing connecting portion of second set up in the department of buckling of switching mouth.

Further, first spacing connecting portion include connecting portion and set up in the spacing portion of connecting portion both sides.

Furthermore, the limiting part is provided with a reinforcing part which is connected with the fixing plate and the connecting part.

Further, the reinforcing part comprises a first reinforcing ring and a plurality of first reinforcing ribs arranged on the outer side wall of the first reinforcing ring.

Furthermore, the second limiting connecting part comprises a connecting part, one side of the connecting part is provided with a limiting part, and the other side of the connecting part is provided with a limiting plate; one end, far away from the connecting part, of the limiting plate is provided with another connecting part.

Furthermore, the limiting plate is provided with second reinforcing ribs, and two ends of the second reinforcing ribs are connected with the two connecting parts respectively.

Furthermore, the outer side wall of the adapter groove body is provided with a third reinforcing rib connected between the two fixing plates.

Furthermore, the three-way wire groove further comprises a straight groove body matched with the slot, an inserting portion matched with the limiting connecting portion is arranged on the outer wall of the straight groove body, and the inserting portion is connected with the limiting connecting portion through a fastening piece.

Furthermore, a first slotted hole and a second slotted hole matched with the fastener are respectively formed in the limiting connecting part and the inserting part.

To sum up, the utility model discloses following beneficial effect has:

the limiting connecting parts which are independently arranged are matched to form the slot, so that the internal stress can be effectively reduced, the warping deformation is prevented, the slot precision is ensured, the smooth installation is realized, meanwhile, the mechanical property of the limiting connecting parts can be improved, and the service life is prolonged.

Drawings

FIG. 1 is a first schematic structural diagram of a large-size optical fiber tee trunking in an embodiment;

FIG. 2 is a structural schematic diagram II of a large-specification optical fiber three-way trunking in the embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic structural diagram III of a large-format fiber tee trunking in the embodiment.

In the figure: 1. a transfer tank body; 11. a transfer port; 2. a fixing plate; 31. a first limit connecting part; 311. a connecting portion; 312. a limiting part; 313. a first slot; 314. a first reinforcing rib; 315. a first reinforcement ring; 32. a second limit connecting part; 321. a limiting plate; 322. a second reinforcing rib; 41. a third reinforcing rib; 42. a fourth reinforcing rib; 421. an extension portion; 43. fifthly, strengthening the tendons; 431. a second reinforcement ring; 5. a straight groove body; 51. a plug-in part; 52. a second slot.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

a large-size optical fiber three-way trunking is disclosed, referring to fig. 1 to 3, and comprises a switching trough body 1, wherein three switching ports 11 are arranged on the switching trough body 1; the three transfer ports 11 are communicated with each other to form a three-way structure; the outer wall of the adapter port 11 is provided with a fixed plate 2, the side wall of the fixed plate 2 is provided with a plurality of spacing connecting parts which are arranged at intervals, and a slot is formed between each spacing connecting part and the outer wall of the adapter port 11; in the embodiment, the fixing plate 2 is perpendicular to the outer wall of the adapter 11 and is integrally U-shaped; the plurality of limit connecting parts are arranged at intervals, namely, a gap is arranged between every two adjacent limit connecting parts, so that each limit connecting part is an independent unit; the three-way wire casing of this embodiment passes through injection moulding, under the condition of the opening width increase of switching mouth 11, cooperates through the spacing connecting portion of a plurality of independent settings and forms the slot, can effectively reduce the internal stress, prevents warp, guarantees the slot precision to install smoothly, can also improve the mechanical properties of spacing connecting portion simultaneously, increase of service life.

Referring to fig. 1 to 3, the adapter 11 is U-shaped, and the limiting connection portion includes a first limiting connection portion 31 and a second limiting connection portion 32; the number of the second limit connecting parts 32 is two, and the two second limit connecting parts are respectively arranged at the bending part of the adapter 11; the first limiting connection part 31 comprises a connection part 311 and limiting parts 312 arranged at two sides of the connection part 311, wherein the limiting parts 312 are matched with the outer wall of the adapter 11 to form a slot; be provided with the rib of all being connected with fixed plate 2 and connecting portion 311 on the spacing portion 312, spacing portion 312 still plays the supporting role, then can improve the structural strength and the steadiness of spacing connecting portion through the rib.

Referring to fig. 2 and 3, in particular, in the present embodiment, the connecting portion 311 and the limiting portion 312 are both U-shaped, the opening directions of the two are opposite, and the connecting portion 311 and the limiting portion 312 share a side wall; the first limiting connection portion 31 in this embodiment includes one connection portion 311 and two limiting portions 312, and in other alternative embodiments, the first limiting connection portion 31 may also adopt other various combination forms in which the connection portion 311 is matched with the limiting portions 312, and is not limited herein; the reinforcing part in this embodiment includes a first reinforcing ring 315, and a plurality of first reinforcing ribs 314 disposed on an outer side wall of the first reinforcing ring 315; the first reinforcing ring 315 is disposed on the inner bottom wall of the limiting portion 312, the outer side wall of the first reinforcing ring is provided with four first reinforcing ribs 314, the first reinforcing ribs 314 are perpendicular to the inner bottom wall of the limiting portion 312, and the four first reinforcing ribs 314 are arranged in a cross shape; in other alternative embodiments, the reinforcement portion may take other structural forms, and is not limited herein.

Referring to fig. 1 to 3, the second limit connection portion 32 includes a connection portion 311, one side of the connection portion 311 is provided with a limit portion 312, and the other side is provided with a limit plate 321; the other connecting part 311 is arranged at one end of the limiting plate 321 far away from the connecting part 311; the second limiting connection part 32 is arranged at the bending part of the adapter 11, so that the two connection parts 311 are adopted to ensure the connection stability; the limiting plate 321 comprises a straight plate section and an arc section, which play a role in connection, and meanwhile, the limiting plate 321 is provided with a second reinforcing rib 322, two ends of which are respectively connected with the two connecting parts 311, so that the structural strength and the stability of the second limiting connecting part 32 are ensured; in other alternative embodiments, the second position-limiting connection portion 32 may also adopt other various combinations of the connection portion 311, the position-limiting portion 312 and the position-limiting plate 321, which is not limited herein.

Referring to fig. 1 to 3, the outer side wall of the adapting tank body 1 is provided with a third reinforcing rib 41 connected between the two fixing plates 2, in this embodiment, the outer side wall of the adapting tank body 1 is provided with three third reinforcing ribs 41, which include a long bar shape and two bent shapes, and the cross section of the third reinforcing rib 41 is L-shaped; a plurality of vertically crossed fourth reinforcing ribs 42 are arranged on the outer bottom wall of the adapter groove body 1, the end parts of the fourth reinforcing ribs 42 are connected with the fixing plate 2, and extension parts 421 connected with the fixing plate 2 are arranged at the end parts of the fourth reinforcing ribs 42; the side wall of the fixing plate 2 far away from the limit connecting part is provided with a plurality of fifth strengthening ribs 43 connected with the outer bottom wall of the adapting groove body 1, the fifth strengthening ribs 43 comprise two parts, and a second strengthening ring 431 is arranged between the two parts; the third rib 41, the fourth rib 42, the fifth rib 43, and the second reinforcement ring 431 are provided to improve the structural strength and stability of the adaptor tank body 1 and the fixing plate 2.

Referring to fig. 3 and 4, the three-way wire casing in this embodiment further includes a straight casing 5, and a plurality of insertion parts 51 are disposed on an outer wall of the straight casing; when the adapting groove body 1 is connected with the straight groove body 5, the end part of the straight groove body 5 is embedded into the slot at the adapting port 11 of the adapting groove body 1, the inserting part 51 is embedded into the connecting part 311, and the inserting part 51 is connected with the connecting part 311 through a fastening piece (not shown in the drawing); when optical fibers are arranged, the openings of the through connection groove body 1 and the straight groove body 5 are upward, so the limiting part 312 has a supporting function on the straight groove body 5, and the connecting part 311 is used for realizing the connection of the through connection groove body 1 and the straight groove body 5; specifically, in the present embodiment, the connecting portion 311 and the inserting portion 51 are respectively provided with a first slot 313 and a second slot 52 which are matched with the fastening member, and the first slot 313 and the second slot 52 are both open slots; the fastener can adopt a bolt and nut assembly, a nut or a bolt head is embedded in the insertion part 51, a screw rod passes through the first slotted hole 313 and the second slotted hole 52, and then the screw rod is screwed, so that the connection between the connecting part 311 and the insertion part 51 can be realized; in other alternative embodiments, the connection portion 311 and the insertion portion 51 may also be connected by other structural forms, which are not limited herein, for example, a screw hole is provided on the insertion portion 51, a round hole or a slotted hole is provided on the connection portion 311, and then the fixed connection between the insertion portion 51 and the connection portion 311 is achieved by a screw.

Claims

1. The utility model provides a big specification optic fibre tee bend wire casing, includes switching cell body and straight cell body, be provided with three switching mouth on the switching cell body, its characterized in that: a fixed plate is arranged on the outer wall of the switching port, a plurality of limiting connecting parts which are arranged at intervals are arranged on the side wall of the fixed plate, and a slot matched with the straight slot body is formed between each limiting connecting part and the outer wall of the switching port; the outer wall of the straight groove body is provided with an inserting part matched with the limiting connecting part, and the inserting part is connected with the limiting connecting part through a fastener.

2. The large format fiber optic three-way trunking of claim 1 wherein: the adapter is U-shaped, and spacing connecting portion include first spacing connecting portion and the spacing connecting portion of second, the spacing connecting portion of second set up in the department of buckling of adapter.

3. The large format fiber optic three-way trunking of claim 2 wherein: the first limiting connecting part comprises a connecting part and limiting parts arranged on two sides of the connecting part.

4. The large format fiber optic three-way trunking of claim 3 wherein: the limiting part is provided with a reinforcing part which is connected with the fixing plate and the connecting part.

5. The large format fiber optic three-way trunking of claim 4 wherein: the reinforcing part comprises a first reinforcing ring and a plurality of first reinforcing ribs arranged on the outer side wall of the first reinforcing ring.

6. The large format fiber optic three-way trunking of claim 2 wherein: the second limiting connecting part comprises a connecting part, one side of the connecting part is provided with a limiting part, and the other side of the connecting part is provided with a limiting plate; one end, far away from the connecting part, of the limiting plate is provided with another connecting part.

7. The large format fiber optic three-way trunking of claim 6 wherein: and the limiting plate is provided with second reinforcing ribs, and two ends of the second reinforcing ribs are respectively connected with the two connecting parts.

8. The large format fiber optic three-way trunking of claim 1 wherein: the outer side wall of the adapter groove body is provided with a third reinforcing rib connected between the two fixing plates.

9. The large format fiber optic three-way trunking of claim 1 wherein: and the limiting connecting part and the inserting part are respectively provided with a first slotted hole and a second slotted hole which are matched with the fastening piece.