CN113359244B - Convenient optical fiber splice box of optical fiber fusion - Google Patents
Convenient optical fiber splice box of optical fiber fusion Download PDFInfo
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- CN113359244B CN113359244B CN202110762400.6A CN202110762400A CN113359244B CN 113359244 B CN113359244 B CN 113359244B CN 202110762400 A CN202110762400 A CN 202110762400A CN 113359244 B CN113359244 B CN 113359244B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2553—Splicing machines, e.g. optical fibre fusion splicer
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
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- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses an optical fiber splice box convenient for optical fiber fusion, which comprises a first box body and a first box body cover, wherein a coiling component and a wire group fixing component are arranged in the first box body; be equipped with jack A on the lateral wall of first box body, group fixed part and first box body are connected, it includes the third box body to coil the part, the third lid, hold assembly, the third box body is located in the first box body, set up jack B on the lateral wall of third box body, hold assembly includes that the last pressure is detained, the lower pressure is detained, the part compresses tightly, it connects with the third box body to press to detain down, the one side of going up to press to detain is buckled with the lower pressure and is articulated, opposite side and hold assembly connection, the part that compresses tightly includes the arc, spacing parts, the arc is crescent, the arc is connected with the third box body, the rotating surface of arc is perpendicular with the rotating surface of last pressure knot, upward press to detain and be provided with the cylinder portion, the lateral wall of cylinder portion and the interior concave table wall butt of arc, spacing parts and arc are connected, be equipped with the cardboard in the third box body, a plurality of card line portion, be used for fixed optic fibre.
Description
Technical Field
The invention relates to the field of optical fiber splice boxes, in particular to an optical fiber splice box convenient for optical fiber fusion splicing.
Background
The optical cable joint box is used for connecting two or more optical cables together, has a splicing part for protecting parts, is necessary to be adopted in optical cable line engineering construction, and is one of very important equipment.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the object of the present invention is to: the optical fiber splice box is convenient to splice optical fibers and wind the optical fibers on the splice tray.
In order to achieve the purpose of the invention, the invention provides the following technical scheme:
an optical fiber splice box convenient for optical fiber fusion comprises a first box body and a first box body cover, wherein a coiling component and a wire group fixing component are arranged in the first box body;
the side wall of the first box body is provided with a plurality of jacks A for inserting optical cables, and the wire group fixing components correspond to the jacks A one to one and are used for fixing the part of the optical cables arranged in the first box body;
the coiling part comprises a third box body, a third box cover and a clamping part, the third box body is arranged in a space enclosed by the first box body and the first box body cover, a plurality of jacks B for inserting optical cables are formed in the side wall of the third box body, the clamping part is used for clamping and fixing the part of the optical cables arranged in the third box body, the clamping part comprises an upper pressing buckle, a lower pressing buckle and a pressing part, the lower pressing buckle is connected with the third box body, one side of the upper pressing buckle is hinged with the lower pressing buckle, the other side of the upper pressing buckle is connected with the pressing part, the pressing part is used for keeping the upper pressing buckle and the lower pressing buckle in a folding state, arc-shaped recesses are respectively formed in the opposite end faces of the upper pressing buckle and the lower pressing buckle, and the two arc-shaped recesses are folded to form a clamping space for clamping the optical cables;
the pressing part comprises an arc-shaped plate and a limiting part, the arc-shaped plate is in a half-moon shape, the arc-shaped plate is rotatably connected with the third box body, the rotating surface of the arc-shaped plate is perpendicular to the rotating surface of the upper pressing buckle, a cylindrical part is arranged on the upper pressing buckle, the side wall of the cylindrical part is abutted against the inner concave surface wall of the arc-shaped plate, the horizontal height of the rotating center of the arc-shaped plate is lower than that of the axial lead of the cylindrical part, and the limiting part is connected with the arc-shaped plate and used for limiting the rotation of the arc-shaped plate;
still be provided with cardboard, a plurality of card line portion in the third box body, be provided with a plurality of draw-in grooves that are used for fixed optic fibre pyrocondensation pipe on the cardboard at interval, card line portion is including grafting post, card end of a thread, be provided with a plurality of spacing holes on the interior bottom surface of third box body, the one end of grafting post inserts in a certain spacing hole, the other end with card end of a thread connects, the cross section of grafting post, spacing hole is circular, the overhead a plurality of card wire casings that are provided with of card line, card wire casing is less than inside big or small logical groove A for the opening size, third box body, third lid pass through the buckle and connect, are used for sealing the opening of third box body.
Further, the line group fixing component comprises a split type clamp, the split type clamp comprises two lock catches, one of the lock catches is connected with the first box body, and the two lock catches are connected through a locking bolt.
Further, still be provided with strengthening rib fixed part in the third box body, strengthening rib fixed part includes screw rod, nut, the bottom of screw rod with the third box body is connected, the nut with the screw rod passes through threaded connection, be provided with through-hole A along its radial on the lateral wall of screw rod.
Furthermore, the limiting component comprises a shifting rod, a sliding groove and a sliding block, the shifting rod is connected with the arc-shaped plate and used for shifting the arc-shaped plate to rotate, the sliding groove is connected with the third box body, the sliding block is partially connected with the sliding groove in a sliding mode, and the shifting rod is partially arranged between the sliding block and the surface wall of the third box body.
Further, first box body lid pass through the retaining member and connect, first box body are covered and are provided with the logical groove B that the opening size is less than inside size respectively, the two logical groove B's that leads to when first box body, first box body lid fold opening is aimed at, forms I-shaped through-hole, the retaining member includes first splint, second splint, locking bolt, first splint, second splint sliding connection, the two form with the I-shaped column structure of I-shaped through-hole adaptation, first splint are relative the moving direction of second splint is on a parallel with the symmetry axis of I-shaped column structure, locking bolt with first splint rotate to be connected, its pole portion with second splint pass through threaded connection.
Further, first splint, second splint are hollow structure, and the two relative terminal surface intercommunication, be provided with on the first splint outer wall and be used for holding the recessed portion of locking bolt head, be provided with the confession on the diapire of recessed portion the perforation that the pole portion of locking bolt penetrated, the pole portion via of locking bolt the perforation with the inner wall of second splint passes through threaded connection.
Furthermore, a through hole B communicated with the corresponding through groove B is formed in the first box body/the first box body cover, and the head of the locking bolt is arranged at the tail end of the through hole B.
Compared with the prior art, the invention has the following beneficial effects:
1. the position of the clamping part in the third box body can be adjusted by inserting the plug-in columns of the clamping part into different limiting holes, so that the clamping part can be adapted to the coiled outline of the optical fiber, the optical fiber is placed into the clamping groove on the appropriate clamping wire head after adjustment is completed, and the optical fiber can be fixed on the third box body.
2. When the arc plate is rotated, the minimum side of the arc plate is firstly abutted against the side wall of the cylindrical part, the arc plate is continuously rotated, and the upper pressing buckle is gradually pressed due to the gradual increase of the thickness of the arc plate, so that the optical cable arranged between the upper pressing buckle and the lower pressing buckle is clamped and fixed.
Drawings
FIG. 1 is a view showing the internal structure of a first case;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic view of the first container and the first container cover;
fig. 4 is a schematic view of the first clamping plate and the second clamping plate.
List of reference numerals
1-third box cover, 2-through groove B, 3-first box body, 4-first box body cover, 5-third box body, 6-clamping part, 7-reinforcing rib fixing part, 8-limiting hole, 9-plug column, 10-wire clamping head, 11-wire clamping groove, 12-clamping plate, 13-clamping groove, 14-split type hoop, 15-nut, 16-through hole A, 17-screw rod, 18-upper pressing buckle, 19-lower pressing buckle, 20-arc plate, 21-cylindrical part, 22-deflector rod, 23-slider, 24-sliding groove, 25-I-shaped through hole, 26-through hole B, 27-first clamping plate, 28-second clamping plate, 29-lower concave part, 30-locking bolt, 31-jack A, 32-jack B and 33-optical cable.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; may be communication within the two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.
As shown in fig. 1 to 4, an optical fiber splice closure convenient for optical fiber fusion includes a first closure body 3 and a first closure body 4, wherein a coiling component and a wire group fixing component are arranged in the first closure body 3;
a plurality of jacks A31 for inserting optical cables 33 are formed in the side wall of the first box body 3, and the wire group fixing components correspond to the jacks A31 one by one and are used for fixing the optical cables 33 arranged in the first box body 3;
the coiling part comprises a third box body 5, a third box cover 1 and a clamping part 6, the third box body 5 is arranged in a space enclosed by the first box body 3 and the first box body cover 4, a plurality of jacks B32 for inserting optical cables 33 are formed in the side wall of the third box body 5, the clamping part 6 is used for clamping and fixing the parts of the optical cables 33 arranged in the third box body 5, the clamping part 6 comprises an upper pressing buckle 18, a lower pressing buckle 19 and a pressing part, the lower pressing buckle 19 is connected with the third box body 5, one side of the upper pressing buckle 18 is hinged with the lower pressing buckle 19, the other side of the upper pressing buckle is connected with the pressing part, the pressing part is used for keeping the upper pressing buckle 18 and the lower pressing buckle 19 in a closed state, arc-shaped recesses are respectively arranged on the opposite end faces of the upper pressing buckle 18 and the lower pressing buckle 19, and the two arc-shaped recesses form a clamping space for clamping the optical cables 33;
the pressing part comprises an arc plate 20 and a limiting part, the arc plate 20 is in a half-moon shape, the arc plate 20 is rotatably connected with the third box body 5, the rotating surface of the arc plate 20 is perpendicular to the rotating surface of the upper pressing buckle 18, a cylindrical part 21 is arranged on the upper pressing buckle 18, the side wall of the cylindrical part 21 is abutted against the inner concave surface wall of the arc plate 20, the horizontal height of the rotating center of the arc plate 20 is lower than that of the axial lead of the cylindrical part 21, and the limiting part is connected with the arc plate 20 and used for limiting the rotation of the arc plate 20;
the optical fiber heat shrinkable tube box is characterized in that a clamping plate 12 and a plurality of clamping wire parts are further arranged in the third box body 5, a plurality of clamping grooves 13 used for fixing an optical fiber heat shrinkable tube are formed in the clamping plate 12 at intervals, each clamping wire part comprises an inserting column 9 and a clamping wire head 10, a plurality of limiting holes 8 are formed in the inner bottom surface of the third box body 5, one end of each inserting column 9 is inserted into one limiting hole 8, the other end of each inserting column 9 is connected with the corresponding clamping wire head 10, the cross sections of the inserting columns 9 and the limiting holes 8 are circular, a plurality of clamping wire grooves 11 are formed in the clamping wire heads 10, each clamping wire groove 11 is a through groove A with an opening size smaller than the inner size, and the third box body 5 and the third box cover 1 are connected through a buckle and used for sealing the opening of the third box body 5.
The working principle of the invention is as follows: when the device is used, firstly, the optical cable 33 to be fusion-spliced passes through the jack a31 on the first box body 3, and the optical cable 33 is fixed on the third box body 5 through the clamping part 6, specifically, firstly, the optical cable 33 is arranged between the upper pressing buckle 18 and the lower pressing buckle 19, then, the arc-shaped plate 20 is rotated, and by reasonably setting the position of the rotation center of the arc-shaped plate 20 relative to the cylindrical part 21, the following effects can be achieved: when the optical fiber fixing device is rotated, the side with the minimum thickness of the arc-shaped plate 20 is abutted against the side wall of the cylindrical part 21, the arc-shaped plate 20 is continuously rotated, the thickness of the arc-shaped plate 20 is gradually increased, at the moment, the upper pressing buckle 18 is gradually pressed, the optical cable 33 arranged between the upper pressing buckle 18 and the lower pressing buckle 19 is clamped and fixed, fixing is completed, then the limiting part prevents the arc-shaped plate 20 from rotating to cause fixing failure, the optical fiber in the optical cable 33 is processed and welded, after welding, the heat shrink tube is clamped into the clamping groove 13 in the clamping plate 12 and fixed, the inserting columns 9 of the clamping parts are inserted into different limiting holes 8, the position of the clamping parts in the third box body 5 is adjusted, and the cross sections of the inserting columns 9 and the limiting holes 8 are circular, so that the clamping heads 10 can rotate relative to the third box body 5 to change the orientation of the clamping parts, the clamping parts can adapt to the coiled profile of the optical fiber, and after adjustment, the optical fiber is placed into the clamping grooves 11 on the suitable clamping heads 10, and the optical fiber is fixed on the third box body 5. According to the invention, the wire clamping groove 11 on the wire clamping head 10 is arranged on the top wall of the wire clamping head 10, and the distance from the inner wall of the third box cover 1 to the top wall of the wire clamping head 10 when the third box cover 1 is arranged on the third box body 5 in a covering manner can achieve the following effects: when the third box cover 1 is covered on the third box body 5, the inner wall of the third box cover 1 is just abutted to the wire clamping head 10, so that the wire clamping groove 11 is closed. Finally, the optical cable 33 is fixed on the first box body 3 through the line group fixing component on the first box body 3, and then the first box body 3 and the first box body cover 4 are folded.
The structure that the opening size of the wire clamping groove 11 is smaller than the inner size enables the optical fiber to be placed in the wire clamping groove 11 and then not easy to drop out of the wire clamping groove, and the fixing effect is improved.
In the invention, the inner wall of the jack A31 is provided with a rubber sealing ring for sealing the gap between the optical cable 33 and the inner wall of the jack A31. Be provided with the rubber sealing layer between first box body 3, the first box body lid 4, increased the leakproofness between the two, and then increased the water-proof effects of fiber splice box.
Further, the line group fixing component comprises a split type hoop 14, the split type hoop 14 comprises two latches, one latch is connected with the first box body 3, and the two latches are connected through a locking bolt 30.
Compared with a clamp hinged to one side, the split structure of the wire group fixing component is convenient for arranging the optical cable 33 between the two latches.
Further, still be provided with strengthening rib fixed part 7 in the third box body 5, strengthening rib fixed part 7 includes screw rod 17, nut 15, the bottom of screw rod 17 with third box body 5 is connected, nut 15 with screw rod 17 passes through threaded connection, be provided with through-hole A16 along its radial on the lateral wall of screw rod 17.
After the optical cable 33 is fixed on the third box body 5, the reinforcing ribs in the optical cable 33 are fixed through the reinforcing rib fixing part 7, so that the fixing effect of the optical cable 33 is increased, during operation, the reinforcing ribs penetrate through the through hole A16 on the screw rod 17, and then the nut 15 is screwed until the nut 15 tightly abuts against the reinforcing ribs on the inner wall of the through hole A16, so that fixing is realized, and further, the reinforcing ribs can be bent, so that the fixing effect is increased.
Further, the limiting component comprises a shifting lever 22, a sliding groove 24 and a sliding block 23, the shifting lever 22 is connected with the arc-shaped plate 20 and used for shifting the arc-shaped plate 20 to rotate, the sliding groove 24 is connected with the third box body 5, the sliding block 23 is partially connected with the sliding groove 24 in a sliding manner, and the shifting lever 22 is partially arranged between the sliding block 23 and the surface wall of the third box body 5.
Through reasonable setting the driving lever 22 with angle between the arc 20 can realize following effect, works as the arc 20 is rotatory extremely go up to press to detain 18, push down and detain 19 when pressing tightly optical cable 33 just, the one end of driving lever 22 is in and is close to the position of third box body 5 table wall, removes slider 23 makes driving lever 22 is blocked between the table wall of slider 23, third box body 5, prevents its reversal, needs loosen during driving lever 22, the direction removes slider 23 makes driving lever 22 can't when rotatory with slider 23 butt can.
Further, first box body 3, first box body lid 4 pass through the retaining member and connect, be provided with the logical groove B2 that the opening size is less than inside size on first box body 3, the first box body lid 4 respectively, the opening of the logical groove B2 of the two aligns when first box body 3, first box body lid 4 fold, forms I shape through-hole 25, the retaining member includes first splint 27, second splint 28, locking bolt 30, first splint 27, second splint 28 sliding connection, the two form with the I-shaped structure of I shape through-hole 25 adaptation, first splint 27 is relative the moving direction of second splint 28 is on a parallel with the symmetry axis of I-shaped structure, locking bolt 30 with first splint 27 rotates to be connected, its pole portion with second splint 28 passes through threaded connection.
Optical fiber splice box fixing bolts among the prior art are in large quantity, and a large amount of bolts need to be loosened or loosened during user disassembly and assembly, so that the installation efficiency is reduced, the locking piece reduces the quantity of bolts needing to be loosened or loosened during the disassembly and assembly of the first box body 3 and the first box body cover 4, so that the installation efficiency of the optical fiber splice box is improved, the locking piece works, firstly closes the first box body 3 and the first box body cover 4, then inserts an I-shaped structure formed by the first clamping plate 27 and the second clamping plate 28 into the I-shaped through hole 25 formed by the two through grooves B2, and then twists the locking bolt 30 under the action of the locking bolt 30, the distance between the first clamping plate 27 and the second clamping plate 28 is reduced, and further the first box body 3 and the first box body cover 4 can be tightly attached to keep a closed state.
Further, the first clamping plate 27 and the second clamping plate 28 are both of a hollow structure, the opposite end faces of the first clamping plate 27 and the second clamping plate are communicated, a lower concave portion 29 used for accommodating the head of the locking bolt 30 is arranged on the outer wall of the first clamping plate 27, a through hole for the rod portion of the locking bolt 30 to penetrate is formed in the bottom wall of the lower concave portion 29, and the rod portion of the locking bolt 30 is connected with the inner wall of the second clamping plate 28 through threads via the through hole. The first box body 3/the first box body cover 4 is provided with a through hole B26 communicated with the corresponding through groove B2, and the head of the locking bolt 30 is arranged at the tail end of the through hole B26.
The lower concave portion 29 prevents the first clamping plate 27 from damaging the matching relationship with the i-shaped through hole 25 due to the protrusion of the locking bolt 30, and the hollow structures of the first clamping plate 27 and the second clamping plate 28 are similar, so that the locking bolt 30 is prevented from influencing the outer contour of the i-shaped structure formed by the first clamping plate 27 and the second clamping plate 28, the i-shaped structure can be inserted into the i-shaped through hole 25 without any blockage, and the through hole B26 can facilitate the user to screw the locking bolt 30 by a tool.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments in the above-described embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. It should be noted that, in the above embodiments, the various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (3)
1. The utility model provides a convenient fiber splice box of optical fiber fusion, includes first box body (3), first box body lid (4), its characterized in that: a coiling component and a line group fixing component are arranged in the first box body (3);
the side wall of the first box body (3) is provided with a plurality of jacks A for inserting optical cables, and the wire group fixing components correspond to the jacks one by one and are used for fixing the parts of the optical cables arranged in the first box body (3);
the coiling part comprises a third box body (5), a third box cover (1) and a clamping part (6), the third box body (5) is arranged in a space enclosed by the first box body (3) and the first box body cover (4), a plurality of jacks B for inserting optical cables are formed in the side wall of the third box body (5), the clamping part (6) is used for clamping and fixing the part of the optical cables arranged in the third box body (5), the clamping part (6) comprises an upper pressing buckle (18), a lower pressing buckle (19) and a pressing part, the lower pressing buckle (19) is connected with the third box body (5), one side of the upper pressing buckle (18) is hinged with the lower pressing buckle (19), the other side of the upper pressing buckle is connected with the pressing part in a pressing mode, the pressing part is used for keeping the upper pressing buckle (18) and the lower pressing buckle (19) in a holding mode, arc-shaped depressions are respectively arranged on the opposite end faces of the upper pressing buckle (18) and the lower pressing buckle (19), and the two arc-shaped depressions form a clamping space for clamping the optical cables;
the pressing part comprises an arc-shaped plate (20) and a limiting part, the arc-shaped plate (20) is in a half-moon shape, the arc-shaped plate (20) is rotatably connected with the third box body (5), the rotating surface of the arc-shaped plate (20) is perpendicular to the rotating surface of the upper pressing buckle (18), a cylindrical part (21) is arranged on the upper pressing buckle (18), the side wall of the cylindrical part (21) is abutted against the inner concave surface wall of the arc-shaped plate (20), the horizontal height of the rotating center of the arc-shaped plate (20) is lower than that of the axial lead of the cylindrical part (21), and the limiting part is connected with the arc-shaped plate (20) and is used for limiting the rotation of the arc-shaped plate (20);
the optical fiber heat-shrinkable tube box is characterized in that a clamping plate (12) and a plurality of clamping wire parts are further arranged in the third box body (5), a plurality of clamping grooves (13) used for fixing an optical fiber heat-shrinkable tube are arranged on the clamping plate (12) at intervals, each clamping wire part comprises an inserting column (9) and a wire clamping head (10), a plurality of limiting holes (8) are formed in the inner bottom surface of the third box body (5), one end of each inserting column (9) is inserted into one limiting hole (8), the other end of each inserting column is connected with the wire clamping head (10), the cross sections of the inserting column (9) and the limiting holes (8) are circular, a plurality of wire clamping grooves (11) are formed in the wire clamping heads (10), each wire clamping groove (11) is a through groove A with an opening size smaller than the inner size, and the third box body (5) and the third box cover (1) are connected through a buckle and used for sealing the opening of the third box body (5);
the limiting component comprises a shifting lever (22), a sliding groove (24) and a sliding block (23), the shifting lever (22) is connected with the arc-shaped plate (20) and used for shifting the arc-shaped plate (20) to rotate, the sliding groove (24) is connected with the third box body (5), the sliding block (23) is partially in sliding connection with the sliding groove (24), and the shifting lever (22) is partially arranged between the sliding block (23) and the surface wall of the third box body (5);
the first box body (3) and the first box cover (4) are connected through locking parts, through grooves B (2) with the opening size smaller than the inner size are formed in the first box body (3) and the first box cover (4) respectively, the openings of the through grooves B (2) of the first box body (3) and the first box cover (4) are aligned when the first box body (3) and the first box cover (4) are folded, I-shaped through holes (25) are formed, the locking parts comprise first clamping plates (27), second clamping plates (28) and locking bolts (30), the first clamping plates (27) and the second clamping plates (28) are connected in a sliding mode, the first clamping plates and the second clamping plates form I-shaped structures matched with the I-shaped through holes (25), the moving direction of the first clamping plates (27) relative to the second clamping plates (28) is parallel to the symmetrical axis of the I-shaped structures, the locking bolts (30) are connected with the first clamping plates (27) in a rotating mode, and rod portions of the first clamping plates and the second clamping plates (28) are connected through threads;
the first clamping plate (27) and the second clamping plate (28) are both of a hollow structure, the opposite end faces of the first clamping plate and the second clamping plate are communicated, a lower concave portion (29) used for accommodating the head of the locking bolt (30) is arranged on the outer wall of the first clamping plate (27), a through hole for the rod portion of the locking bolt (30) to penetrate through is formed in the bottom wall of the lower concave portion (29), and the rod portion of the locking bolt (30) is in threaded connection with the inner wall of the second clamping plate (28) through the through hole;
the first box body (3)/the first box body cover (4) is provided with a through hole B (26) communicated with the corresponding through groove B (2), and the head of the locking bolt (30) is arranged at the tail end of the through hole B (26).
2. The optical fiber splice closure according to claim 1, wherein: the wire group fixing component comprises a split type clamp (14), the split type clamp (14) comprises two lock catches, one lock catch is connected with the first box body (3), and the two lock catches are connected through a locking bolt (30).
3. The optical fiber splice closure according to claim 1, wherein: still be provided with strengthening rib fixed part (7) in third box body (5), strengthening rib fixed part (7) include screw rod (17), nut (15), the bottom of screw rod (17) with third box body (5) are connected, nut (15) with screw rod (17) pass through threaded connection, radially be provided with through-hole A (16) along it on the lateral wall of screw rod (17).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110762400.6A CN113359244B (en) | 2021-07-06 | 2021-07-06 | Convenient optical fiber splice box of optical fiber fusion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110762400.6A CN113359244B (en) | 2021-07-06 | 2021-07-06 | Convenient optical fiber splice box of optical fiber fusion |
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| CN113359244A CN113359244A (en) | 2021-09-07 |
| CN113359244B true CN113359244B (en) | 2022-10-14 |
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