Multi-hole optical cable connector box

Abstract

The utility model discloses a multi-hole optical cable connector box which comprises a base plate, eight first branch holes arranged in two rows, eight second branch holes arranged in two rows and a straight-through optical cable hole are arranged on the base plate, the second branch holes are arranged on two sides of the first branch holes, and the straight-through optical cable hole is arranged on the base plate. The straight-through optical cable hole is arranged below the first branch hole and the second branch hole; the diameter of the first branch hole is larger than that of the second branch hole, a first limiting ring is arranged on the base plate, a bent second limiting ring is arranged on the cover body, a sealing groove used for containing a sealing ring is formed between the first limiting ring and the second limiting ring, and protruding rings are formed on the outer walls of the first limiting ring and the second limiting ring. The device further comprises a hoop, and the hoop is arranged on the protruding ring. According to the technical scheme, connection is carried out through the hoops, and the stability of detachable connection can be guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of communication equipment, and in particular relates to a multi-hole optical cable junction box. Background Art

[0002] The main structure of the current optical cable splice box includes a box body with a box cover and a box bottom buckled together, and an optical fiber receiving tray installed in the box body. When in use, many metal screws are used to fix the box cover and the box bottom together, which is very cumbersome to construct. In addition, the sealing performance between the box body and the box bottom is poor, and water vapor can easily enter the interior. Therefore, it is very important to obtain a porous optical cable splice box that overcomes the above defects. Utility Model Content

[0003] In order to solve at least one of the above technical problems, the utility model provides a multi-hole optical cable junction box, including a chassis, the chassis is provided with eight first branch holes arranged in two rows, eight second branch holes arranged in two rows, and one straight optical cable hole, the second branch holes are arranged on both sides of the first branch hole, and the straight optical cable hole is arranged below the first branch hole and the second branch hole; the diameter of the first branch hole is larger than the second branch hole, and it also includes a cover body, a first limiting ring is provided on the chassis, and a bent second limiting ring is provided on the cover body, a sealing groove for accommodating a sealing ring is formed between the first limiting ring and the second limiting ring, the outer walls of the first limiting ring and the second limiting ring form a raised ring, and it also includes a clamp, and the clamp is arranged on the raised ring.

[0004] Through the above technical solution, a number of first branch holes, second branch holes and a straight optical cable hole are formed, which are convenient for classification and selection. The utility model is connected by a clamp to ensure the stability of the detachable connection.

[0005] Preferably, the first limiting ring is provided with an outer ring and an inner ring spaced apart from each other, the outer ring and the inner ring form two side walls, the bottom surface of the first limiting ring forms the bottom of the sealing groove, and the top inner wall of the second limiting ring forms the top of the sealing groove.

[0006] By adopting the above technical solution, a sealing ring is arranged in the sealing groove, which can increase the sealing performance of the connection between the cover body and the chassis.

[0007] Preferably, the clamp includes a first half ring and a second half ring hinged to the first half ring, a first protrusion is integrally formed on the first half ring, and a second protrusion is integrally formed on the second half ring, the first protrusion and the second protrusion can be separately arranged and the contact surfaces that cooperate with each other are several wedge-shaped surfaces, and the stability of the snap connection can be increased by setting the wedge-shaped surfaces.

[0008] A locking piece is connected to the first half ring and outside the first protrusion, a locking hook is rotatably connected to the locking piece, and a locking groove that cooperates with the locking hook is formed on the second protrusion.

[0009] Preferably, a fixing seat and several optical cable fixing brackets are fixed to the chassis, several fiber splitters are fixed to the fixing seat, and a fiber storage tray is detachably connected to the fixing seat. A bracket is fixed to the fixing seat, a fiber splicing tray base is detachably connected to the bracket, and a fiber splicing tray is detachably connected to the fiber splicing tray base. The fiber splicing tray base is provided with several pairs of opposing elastic arms, with slots formed between two opposing elastic arms, and the fiber splicing tray is provided with snap-in posts that cooperate with the slots. The snap-in posts are prisms, the bottom surface of which cooperates with the slots to allow the fiber splicing tray to be arranged obliquely.

[0010] The bracket is provided with a limiting groove, and the fiber splicing tray base is provided with at least one clamping post, the end of which forms a third limiting ring that cooperates with the limiting groove for limiting position. The limiting groove is provided with a notch of a shape that cooperates with the third limiting ring, so that the clamping post can be moved downward and locked after axial insertion.

[0011] Compared with the prior art, the advantages of the present invention are: the present invention has a simple structure, can be disassembled and installed according to the number of fiber splicing trays required, and the cover and the base are detachable and sealed, making the installation of the fiber splicing tray flexible and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional diagram of the utility model;

[0013] Figure 2 This is an enlarged view of the matching structure of the first protrusion and the second protrusion of the present invention;

[0014] Figure 3 This is a cross-sectional view of the present invention Figure 1 ;

[0015] Figure 4 This is a cross-sectional view of the present invention Figure 2 ;

[0016] Figure 5 This is a three-dimensional diagram of the internal structure of the utility model;

[0017] Figure 6 This is a bottom view of the utility model;

[0018] Reference numerals:

[0019] 1 chassis; 101 first branch hole; 102 second branch hole; 103 straight-through optical cable hole; 104 first limiting ring; 1041 outer ring; 1042 inner ring;

[0020] 2 cover body; 201 second limiting ring;

[0021] 3 clamp; 301 first half ring; 302 second half ring; 303 first protrusion; 304 second protrusion; 305 wedge-shaped surface; 306 locking member; 307 locking hook; 308 locking groove;

[0022] 4 sealing rings;

[0023] 5 fixing seat; 501 bracket; 502 fiber splicing tray base; 503 elastic arm; 504 card slot; 505 card column; 506 third limiting ring; 507 limiting slot; 508 notch;

[0024] 6. Optical cable fixing bracket;

[0025] 7 fiber splitter; 8 fiber storage tray;

[0026] 9 fiber splicing tray; 901 snap into the column. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the present invention and thus more clearly define the scope of protection claimed in the present invention, the present invention is described in detail below with respect to certain specific embodiments of the present invention. It should be noted that the following are only certain specific implementations of the present invention, which are only a portion of the embodiments of the present invention. The specific and direct description of the relevant structures is only for the convenience of understanding the present invention, and the specific features do not necessarily or directly limit the scope of implementation of the present invention.

[0028] Referring to the accompanying drawings, the present invention adopts the following technical scheme: a multi-hole optical cable junction box, comprising a chassis 1, wherein the chassis 1 is provided with eight first branch holes 101 arranged in two rows, eight second branch holes 102 arranged in two rows, and a straight optical cable hole 103, wherein the second branch holes 102 are arranged on both sides of the first branch hole 101, and the straight optical cable hole 103 is arranged below the first branch hole 101 and the second branch hole 102; the diameter of the first branch hole 101 is larger than that of the second branch hole 102, and further comprising a cover body 2, a first limiting ring 104 is provided on the chassis 1, and a bent second limiting ring 201 is provided on the cover body 2, a sealing groove for accommodating a sealing ring 4 is formed between the first limiting ring 104 and the second limiting ring 201, a raised ring is formed on the outer wall of the first limiting ring 104 and the second limiting ring 201, and further comprising a clamp 3, wherein the clamp 3 is arranged on the raised ring.

[0029] Through the above technical solution, a number of first branch holes 101, second branch holes 102 and a straight optical cable hole 103 are formed, which are convenient for classification and selection. The utility model is connected through the clamp 3 to ensure the stability of the detachable connection.

[0030] Preferably, the first limiting ring 104 is provided with an outer ring 1041 and an inner ring 1042 which are spaced apart from each other, and the outer ring 1041 and the inner ring 1042 form two side walls. The bottom surface of the first limiting ring 104 forms the bottom of the sealing groove, and the top inner wall of the second limiting ring 201 forms the top of the sealing groove.

[0031] Through the above technical solution, the sealing ring 4 is arranged in the sealing groove, which can increase the sealing performance of the connection between the cover body 2 and the chassis 1.

[0032] Preferably, the clamp 3 includes a first half ring 301 and a second half ring 302 hinged to the first half ring 301, a first protrusion 303 is integrally formed on the first half ring 301, and a second protrusion 304 is integrally formed on the second half ring 302. The first protrusion 303 and the second protrusion 304 can be separately arranged and the contact surfaces that cooperate with each other are several wedge surfaces 305. The setting of the wedge surfaces 305 can increase the stability of the snap connection.

[0033] A locking member 306 is hingedly connected to the first half ring 301 and outside the first protrusion 303 . A locking hook 307 is rotatably connected to the locking member 306 . A locking groove 308 cooperating with the locking hook 307 is formed on the second protrusion 304 .

[0034] Preferably, the chassis 1 is fixed with a fixing seat 5 and several optical cable fixing brackets 6. Several fiber splitters 7 are fixed to the fixing seat 5. A fiber storage tray 8 is detachably connected to the fixing seat 5. A bracket 501 is fixed to the fixing seat 5. A fiber splicing tray base 502 is detachably connected to the bracket 501. A fiber splicing tray 9 is detachably connected to the fiber splicing tray base 502. The fiber splicing tray base 502 is provided with several pairs of opposing elastic arms 503, with slots 504 formed between two opposing elastic arms 503. The fiber splicing tray 9 is provided with snap-in posts 901 that cooperate with the slots 504. The snap-in posts 901 are prisms, the bottom surface of which cooperates with the slots 504 to allow the fiber splicing tray 9 to be arranged obliquely.

[0035] The bracket 501 is provided with a limiting groove 507, and the fiber splicing tray base 502 is provided with at least one clamping post 505. The end of the clamping post 505 forms a third limiting ring 506 that cooperates with the limiting groove 507 for limiting position. The limiting groove 507 is provided with a notch 508 of a shape that matches the third limiting ring 506, so that the clamping post 505 can be axially inserted and moved downward to lock into place.

[0036] Compared with the prior art, the advantages of the present invention are: the present invention has a simple structure, can be disassembled and installed according to the number of fiber splicing trays 9 required, and the cover 2 and the base are detachable and sealed, making the installation of the fiber splicing tray 9 flexible and convenient.

[0037] Thus far, the technical solutions of the present invention have been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is readily understood by those skilled in the art that the scope of protection of the present invention is obviously not limited to these specific embodiments. Without departing from the principles of the present invention, those skilled in the art may make equivalent changes or substitutions to the relevant technical features, and the technical solutions after such changes or substitutions will fall within the scope of protection of the present invention.

Claims

1. A multi-hole optical cable splice box, characterized by: The invention comprises a chassis (1), wherein the chassis (1) is provided with eight first branch holes (101) arranged in two rows, eight second branch holes (102) arranged in two rows, and a straight optical cable hole (103), wherein the second branch holes (102) are arranged on both sides of the first branch hole (101), and the straight optical cable hole (103) is arranged below the first branch hole (101) and the second branch hole (102); the diameter of the first branch hole (101) is larger than that of the second branch hole (102); The bifurcated hole (102) also includes a cover body (2), a first limiting ring (104) is provided on the chassis (1), a bent second limiting ring (201) is provided on the cover body (2), a sealing groove for accommodating a sealing ring (4) is formed between the first limiting ring (104) and the second limiting ring (201), a raised ring is formed on the outer wall of the first limiting ring (104) and the second limiting ring (201), and a hoop (3) is also included, and the hoop (3) is arranged on the raised ring.

2. The multi-hole optical cable splice box according to claim 1, characterized in that: The first limiting ring (104) is provided with an outer ring (1041) and an inner ring (1042) spaced apart from each other, and the outer ring (1041) and the inner ring (1042) form two side walls. The bottom surface of the first limiting ring (104) forms the bottom of the sealing groove, and the top inner wall of the second limiting ring (201) forms the top of the sealing groove.

3. The multi-hole optical cable splice box according to claim 1, characterized in that: The hoop (3) comprises a first half ring (301) and a second half ring (302) hinged to the first half ring (301); a first protrusion (303) is integrally formed on the first half ring (301); a second protrusion (304) is integrally formed on the second half ring (302); the first protrusion (303) and the second protrusion (304) are detachably arranged and their contact surfaces that cooperate with each other are a plurality of wedge-shaped surfaces (305).

4. The multi-hole optical cable splice box according to claim 3, characterized in that: A locking member (306) is connected to the first half ring (301) and is located outside the first protrusion (303). A locking hook (307) is rotatably connected to the locking member (306). A locking groove (308) that cooperates with the locking hook (307) is provided on the second protrusion (304).

5. The multi-hole optical cable splice box according to claim 1, characterized in that: A fixing seat (5) and a plurality of optical cable fixing brackets (6) are fixed on the chassis (1); a plurality of fiber splitters (7) are fixed on the fixing seat (5); and a fiber storage tray (8) is detachably connected to the fixing seat (5).

6. The multi-hole optical cable splice box according to claim 5, characterized in that: A bracket (501) is fixed on the fixing seat (5), a fiber splicing tray base (502) is detachably connected to the bracket (501), and a fiber splicing tray (9) is detachably connected to the fiber splicing tray base (502).

7. The multi-hole optical cable splice box according to claim 6, characterized in that: The fiber splicing tray base (502) is provided with a plurality of pairs of elastic arms (503) arranged opposite to each other, a card slot (504) is formed between two opposite elastic arms (503), and the fiber splicing tray (9) is provided with a card-in column (901) that cooperates with the card slot (504).

8. The multi-hole optical cable splice box according to claim 7, characterized in that: The snap-in column (901) is a prism.

9. The multi-hole optical cable splice box according to claim 6, characterized in that: A limiting groove (507) is provided on the bracket (501), and at least one clamping column (505) is provided on the fiber splicing tray base (502). The end of the clamping column (505) forms a third limiting ring (506) that cooperates with the limiting groove (507) to limit the position.

10. The multi-hole optical cable splice box according to claim 9, characterized in that: The limiting groove (507) is provided with a notch (508) of a shape matching that of the third limiting ring (506), so that the clamping column (505) can be moved downward and locked after being axially inserted.

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