CN112415689A - Optical cable joint box - Google Patents
Optical cable joint box Download PDFInfo
- Publication number
- CN112415689A CN112415689A CN202011425238.0A CN202011425238A CN112415689A CN 112415689 A CN112415689 A CN 112415689A CN 202011425238 A CN202011425238 A CN 202011425238A CN 112415689 A CN112415689 A CN 112415689A
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- optical cable
- joint box
- mounting hole
- cover
- column
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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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention relates to the technical field of communication equipment, and particularly discloses an optical cable joint box which comprises an optical cable joint box body, wherein the optical cable joint box body is provided with a joint box cover and a joint box bottom; be provided with the joint post in the mounting hole, the circumference array is provided with a plurality of latches on the lateral wall of joint post, and the one end of latch sets up to the inclined plane, and the outside cover in one end of joint post is equipped with the tooth cover, and the array is provided with a plurality of teeth of leading on the one end terminal surface of tooth cover, latch and lead the tooth meshing. The connector box cover and the connector box bottom can be quickly connected by only aligning the corresponding connecting column with the mounting hole and then pressing the connecting column into the mounting hole to be matched with the clamping column in the mounting hole when the connector box cover and the connector box bottom are connected, and the connection is stable.
Description
Technical Field
The invention relates to the technical field of communication equipment, in particular to an optical cable joint box.
Background
Cable closures are protective devices that provide optical fiber splicing, cable sealing, and mechanical strength continuity between cables. The optical cable connector has the functions of restoring the integrity of optical cable protection, providing electrical connection, grounding or disconnection of metal components in the optical cable, protecting the optical cable connector from the environment, placing the optical fiber connector, storing extra-long optical fibers and the like. In the developed communication network system, optical communication plays an important role, and with the vigorous demand of the communication market, communication facilities for optical access and copper return are built in large scale in recent years in China, and optical cable splice closures are used in large quantities.
According to the investigation and understanding of the conditions of using the optical cable joint box by three communication operators in China telecom, China Unicom and China Mobile, the conventional locking mode is still adopted in the conventional optical cable joint box, the box body and the box cover are mainly locked by screws, and the construction is complicated, time-consuming and labor-consuming in the construction process of the optical cable joint box.
Disclosure of Invention
The present invention aims to overcome the disadvantages of the prior art and to provide a cable closure.
The purpose of the invention is realized by the following technical scheme: an optical cable joint box comprises an optical cable joint box body, wherein the optical cable joint box body is provided with a joint box cover and a joint box bottom, connecting flanges are arranged at the edges of the joint box cover and the joint box bottom, a connecting column is arranged at the bottom of the flange of the joint box cover, the connecting column is of a hollow structure, convex ribs are circumferentially arrayed on the inner wall of the connecting column and are axially arranged along the connecting column, the top of each convex rib is an M-shaped inclined plane, and a mounting hole is formed in the flange of the joint box bottom;
a clamping column is arranged in the mounting hole, a plurality of clamping teeth are arranged on the outer side wall of the clamping column in a circumferential array mode, one end of each clamping tooth is arranged to be an inclined surface, the clamping teeth are arranged along the axial direction of the clamping column, a tooth sleeve is sleeved outside one end of the clamping column, a plurality of guide teeth are arranged on the end face of one end of the tooth sleeve in an array mode, and the clamping teeth are meshed with the guide teeth; a plurality of sliding blocks arranged along the axial direction are arranged on the side wall of the gear sleeve in a circumferential array manner;
the mounting hole is a stepped hole, a limiting ring is arranged on the outer wall of the gear sleeve, a return spring is arranged in the mounting hole, one end of the return spring abuts against the stepped hole of the mounting hole, the other end of the return spring abuts against the limiting ring, a limiting plate is arranged at one end of the clamping column, and the diameter of the limiting plate is larger than that of the gear sleeve;
a first pressure spring is arranged in the connecting column, a first pressing block is arranged at one end of the first pressure spring, the first pressing block is a stepped shaft, and grooves are formed in two ends of the clamping column;
the mounting hole in still be provided with and press the cover, press the one end butt of cover on the spacing ring, its other end is the confined structure, be provided with the second pressure spring in pressing the cover, the one end of second pressure spring is provided with the second briquetting, the second briquetting is the step shaft, second briquetting minor diameter end arrange in the recess of joint post one end.
Specifically, the contact surface between joint lid and the joint box bottom on be provided with the seal groove, be provided with the sealing rubber ring in the seal groove, joint lid and joint box bottom seal through the sealing rubber ring.
Specifically, the fixed integral type optical cable mount that is provided with in inside at the bottom of the joint box, the both sides at the bottom of the joint box are provided with a plurality of optical cable access mouths, and the optical cable passes through directly be connected with the integral type optical cable mount behind the optical cable access mouth, the both sides at the bottom of the joint box all are provided with the integral type optical cable mount.
Specifically, the middle part of the bottom of the joint box is provided with an optical fiber melting disc.
Specifically, the integral type optical cable mount includes optical cable fixed bolster, optical cable spring bolt and enhancement core fixed column, optical cable fixed bolster bottom is provided with block tongue and screw mounting hole, is provided with bar hole and self-tapping screw blind hole on the position of the joint box bottom that corresponds with block tongue, screw mounting hole, optical cable spring bolt and enhancement core fixed column are provided with to optical cable fixed bolster top.
Specifically, both ends of the latch are provided with inclined planes.
Specifically, the mounting hole on threaded connection have a fixed block, the fixed block is last to have seted up the hexagonal hole.
Specifically, the bottom of the convex rib is an inclined plane, and the inclined direction of the inclined plane is the same as that of the inclined plane at one end of the latch.
The invention has the following advantages:
1. when the connector box cover and the connector box bottom are connected, the connector box cover and the connector box bottom can be quickly connected and stably connected only by aligning the corresponding connecting column with the mounting hole and then pressing the connecting column into the mounting hole to be matched with the clamping column in the mounting hole.
2. When the connector box cover and the connector box bottom are disassembled, the pressing sleeve is pressed inwards through the hexagonal hole formed in the fixing block, the pressing sleeve pushes the gear sleeve, the gear sleeve pushes the latch to be meshed with the M-shaped inclined surface of the convex rib, so that the latch slides along the M-shaped inclined surface of the convex rib under the action of the first pressure spring, the latch is finally placed in the slide way between the convex ribs, the clamping of the connecting column and the clamping column is disconnected, the connecting column can be separated from the mounting hole, and the connector box cover and the connector box bottom are separated, and the operation is simple.
Drawings
FIG. 1 is a schematic structural view of a cable closure body according to the present invention;
FIG. 2 is a schematic view of the bottom structure of the connector box of the present invention;
FIG. 3 is a schematic view of the connection structure of the connector box cover and the connector box bottom according to the present invention;
FIG. 4 is a schematic view of a snap-in post structure of the present invention;
FIG. 5 is a schematic view of the tooth socket of the present invention;
FIG. 6 is a schematic view of the internal structure of the connecting column of the present invention;
in the figure: 1-connecting column, 101-convex rib, 2-clamping column, 21-clamping tooth, 22-limiting plate, 23-groove, 3-gear sleeve, 31-limiting ring, 32-guide tooth, 33-sliding block, 4-first pressure spring, 5-first pressure block, 6-second pressure block, 7-second pressure spring, 8-, 9-reset spring, 10-pressing sleeve, 11-fixing block, 12-optical cable access port, 13-sealing groove, 14-flash, 15-integrated optical cable fixing frame, 16-optical fiber melting fiber disc, 17-joint box cover and 18-joint box bottom.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following.
As shown in fig. 1 to 6, an optical cable joint box comprises an optical cable joint box body, the optical cable joint box body is provided with a joint box cover 17 and a joint box bottom 18, the edges of the joint box cover 17 and the joint box bottom 18 are both provided with connecting flanges 14, the bottom of the flange 14 of the joint box cover 17 is provided with a connecting column 1, the connecting column 1 is of a hollow structure, the inner wall of the connecting column 1 is circumferentially arrayed with convex ribs 101, the convex ribs 101 are axially arranged along the connecting column 1, the top of the convex ribs 101 is provided with an M-shaped inclined plane, and the flange 14 of the joint box bottom 18 is provided with mounting holes;
a clamping column 2 is arranged in the mounting hole, a plurality of clamping teeth 21 are circumferentially arranged on the outer side wall of the clamping column 2 in an array mode, one end of each clamping tooth 21 is arranged to be an inclined surface, each clamping tooth 21 is arranged along the axial direction of the clamping column 2, a gear sleeve 3 is sleeved outside one end of each clamping column 2, a plurality of guide teeth 32 are arranged on the end face of one end of each gear sleeve 3 in an array mode, and the clamping teeth 21 are meshed with the guide teeth 32; a plurality of sliding blocks 33 arranged along the axial direction are arranged on the side wall of the gear sleeve 3 in a circumferential array manner;
the mounting hole is a stepped hole, a limiting ring 31 is arranged on the outer wall of the gear sleeve 3, a return spring 9 is arranged in the mounting hole, one end of the return spring 9 abuts against the stepped hole of the mounting hole, the other end of the return spring abuts against the limiting ring 31, one end of the clamping column 2 is provided with a limiting plate 22, and the diameter of the limiting plate 22 is larger than that of the gear sleeve 3;
a first pressure spring 4 is arranged in the connecting column 1, a first pressing block 5 is arranged at one end of the first pressure spring 4, the first pressing block 5 is a stepped shaft, and grooves 23 are formed in two ends of the clamping column 2;
the mounting hole in still be provided with and press cover 10, press the one end butt of cover 10 on spacing ring 31, its other end is the confined structure, press and be provided with second pressure spring 7 in the cover 10, the one end of second pressure spring 7 is provided with second briquetting 6, second briquetting 6 is the step shaft, 6 minor diameter end of second briquetting place in the recess 23 of joint post 2 one end. In the scheme, a plurality of connecting columns 1 are arranged at the bottom of the flange 14 of the connector box cover 17, a plurality of mounting holes are arranged on the flange 14 of the connector box bottom 18, the positions and the number of the mounting holes are arranged corresponding to the connecting columns 1, one connecting column 1 corresponds to one mounting hole, the connecting columns 1 are uniformly distributed on the flange 14 of the connector box cover 17, each connecting column 1 is directly aligned with the corresponding mounting hole when the connector box cover 17 is fixedly connected with the connector box bottom 18, then the connecting columns 1 are pressed into the mounting holes, so that the connector box cover 17 can be fixedly connected with the connector box bottom 18, clamping columns 2 are arranged in the mounting holes, the clamping columns 2 are positioned in the connecting columns 1 when the connecting columns 1 are pressed into the mounting holes, the connecting columns 1 are continuously pressed down, so that clamping teeth 21 arranged on the outer side walls of the clamping columns 2 are arranged in slideways among convex ribs 101 arranged on the connecting columns 1, the slide way between the latch 21 on the clamping column 2 and the convex rib 101 is not aligned, and has dislocation, when the connecting column 1 is pressed in, the latch 21 on the clamping column 2 is forced to be symmetrical with the slide way between the convex rib 101, at this time, the clamping column 2 rotates a certain angle, when the connecting column 1 is pressed in, the first pressure spring 4 is compressed, when the connecting column 1 is pressed in place, the inclined plane of the latch 21 is meshed with the M-shaped inclined plane arranged at the top of the convex rib 101, as shown in figure 6, at this time, the inclined plane of the latch 21 slides along the meshing edge of the M-shaped inclined plane of the convex rib 101 under the elastic force of the first pressure spring 4, when sliding, the clamping column 2 rotates a certain angle, until the latch 21 is completely meshed with the M-shaped inclined plane of the convex rib 101, at this time, the connecting column 1 is connected with the clamping column 2, because the rear end of the clamping column 2 is provided with the limiting plate 22, the end surface of the limiting, therefore, the connecting column 1 can be limited in the mounting hole by meshing the latch 21 with the convex rib 101, so as to realize the quick connection of the connector box cover 17 and the connector box bottom 18, wherein the gear sleeve 3 needs to be limited in the circumferential direction and only needs to move axially, a chute can be arranged on the inner wall of the mounting hole, a guide block is arranged on the outer side wall of the gear sleeve 3, the guide block is arranged in the chute to realize the circumferential limitation and can move axially, one end of the gear sleeve 3 is provided with a plurality of guide teeth 32, as shown in figure 5, the number of the guide teeth 32 is twice that of the latch 21, the number of the latch 21 is the same as that of the convex rib 101, when the connecting column 1 is pressed, the slide block 33 arranged on the side wall of the gear sleeve 3 is arranged in the sliding between the convex ribs 101, before the connecting column 1 is not pressed into the mounting hole, the guide teeth 32 and the latch 21 are completely meshed, and the latch 21 is dislocated after the latch 21 is arranged in the sliding between the, partial meshing is carried out, so that the latch 21 can be slidingly meshed along the M-shaped inclined surface of the convex rib 101 only when the inclined surface of the guide tooth 32 is superposed with the inclined surface of the M-shaped inclined surface of the convex rib 101 after the connecting column 1 is pressed in place, the latch 21 can be slidingly meshed under the elastic force of the first pressure spring 4 at the moment, the latch 21 presses down the gear sleeve 3 under the action of the first pressure spring 4 during sliding, and the sliding block 33 is provided with a sliding block 33 at intervals corresponding to one guide tooth 32 arranged on the guide tooth 32. The connection mode is convenient and fast, and compared with the traditional mode of adopting bolt connection, the installation time is greatly saved.
All be provided with recess 23 at the both ends of joint post 2, the recess at both ends cooperates with first briquetting 5 and second briquetting 6 respectively, makes joint post 2 can realize rotating, and joint post 2 can have the space of pushing down during the second pressure spring 7 of setting.
The optical cable joint box of this scheme connects lid 17 and joint box bottom 18 only need inwards press according to pressing cover 10 through the hexagonal hole that sets up on the fixed block 11 when dismantling, it promotes tooth cover 3 to press cover 10, tooth cover 3 promotes the M type inclined plane meshing of latch 21 and protruding muscle 101, latch 21 slides along the M type inclined plane of protruding muscle 101 under the effect of first pressure spring 4 like this, finally make latch 21 arrange in the slide between the protruding muscle 101, the block of spliced pole 1 and joint post 2 just breaks off like this, spliced pole 1 just can break away from the mounting hole, and then make joint lid 17 and the separation of joint box bottom 18, and is easy to operate.
Further, a sealing groove 13 is formed in a contact surface between the joint box cover 17 and the joint box bottom 18, a sealing rubber ring is arranged in the sealing groove 13, and the joint box cover 17 and the joint box bottom 18 are sealed through the sealing rubber ring.
Further, an integrated optical cable fixing frame 15 is fixedly arranged inside the joint box bottom 18, a plurality of optical cable access ports 12 are arranged on two sides of the joint box bottom 18, an optical cable passes through the optical cable access ports 12 and then is directly connected with the integrated optical cable fixing frame 15, and the integrated optical cable fixing frame 15 is arranged on two sides of the joint box bottom 18.
Furthermore, the middle part of the splice box bottom 18 is provided with an optical fiber melting disc 16.
Further, the integrated optical cable fixing frame 15 comprises an optical cable fixing support, an optical cable lock tongue and a reinforcing core fixing column, a clamp tongue and a screw mounting hole are formed in the bottom of the optical cable fixing support, a strip-shaped hole and a self-tapping screw blind hole are formed in the position, corresponding to the clamp tongue and the screw mounting hole, of the bottom of the joint box, and the optical cable lock tongue and the reinforcing core fixing column are arranged above the optical cable fixing support.
Further, both ends of the latch 21 are provided with inclined surfaces.
Furthermore, the mounting hole is connected with a fixing block 11 through threads, and the fixing block 11 is provided with a hexagonal hole.
Further, the bottom of the rib 101 is an inclined surface, and the inclined direction of the inclined surface is the same as that of one end of the latch 21.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the invention. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (8)
1. An optical cable splice closure, comprising: the cable joint box comprises a cable joint box body, wherein the cable joint box body is provided with a joint box cover (17) and a joint box bottom (18), connecting flanges (14) are arranged at the edges of the joint box cover (17) and the joint box bottom (18), a connecting column (1) is arranged at the bottom of the flange (14) of the joint box cover (17), the connecting column (1) is of a hollow structure, convex ribs (101) are circumferentially arrayed on the inner wall of the connecting column (1), the convex ribs (101) are axially arranged along the connecting column (1), the top of each convex rib (101) is provided with an M-shaped inclined plane, and mounting holes are formed in the flanges (14) of the joint box bottom (18);
a clamping column (2) is arranged in the mounting hole, a plurality of clamping teeth (21) are arranged on the outer side wall of the clamping column (2) in a circumferential array mode, one end of each clamping tooth (21) is arranged to be an inclined plane, the clamping teeth (21) are arranged along the axial direction of the clamping column (2), a gear sleeve (3) is sleeved outside one end of the clamping column (2), a plurality of guide teeth (32) are arranged on the end face of one end of the gear sleeve (3) in an array mode, and the clamping teeth (21) are meshed with the guide teeth (32); a plurality of sliding blocks (33) arranged along the axial direction are arranged on the side wall of the gear sleeve (3) in a circumferential array manner;
the mounting hole is a stepped hole, a limiting ring (31) is arranged on the outer wall of the gear sleeve (3), a return spring (9) is arranged in the mounting hole, one end of the return spring (9) abuts against the stepped hole of the mounting hole, the other end of the return spring abuts against the limiting ring (31), one end of the clamping column (2) is provided with a limiting plate (22), and the diameter of the limiting plate (22) is larger than that of the gear sleeve (3);
a first pressure spring (4) is arranged in the connecting column (1), a first pressing block (5) is arranged at one end of the first pressure spring (4), the first pressing block (5) is a stepped shaft, and grooves (23) are formed in two ends of the clamping column (2);
the mounting hole in still be provided with and press cover (10), press the one end butt of cover (10) on spacing ring (31), its other end is the confined structure, be provided with second pressure spring (7) in pressing cover (10), the one end of second pressure spring (7) is provided with second briquetting (6), second briquetting (6) are the step shaft, second briquetting (6) path end put in recess (23) of joint post (2) one end.
2. A cable closure according to claim 1, wherein: the joint box cover (17) and the joint box bottom (18) are provided with a sealing groove (13) on the contact surface, a sealing rubber ring is arranged in the sealing groove (13), and the joint box cover (17) and the joint box bottom (18) are sealed through the sealing rubber ring.
3. A cable closure according to claim 1, wherein: the optical cable connector is characterized in that an integrated optical cable fixing frame (15) is fixedly arranged inside the connector box bottom (18), a plurality of optical cable access ports (12) are formed in the two sides of the connector box bottom (18), optical cables pass through the optical cable access ports (12) and then are directly connected with the integrated optical cable fixing frame (15), and the integrated optical cable fixing frame (15) is arranged on the two sides of the connector box bottom (18).
4. A cable closure according to claim 1, wherein: the middle part of the joint box bottom (18) is provided with an optical fiber melting disc (16).
5. A cable closure according to claim 3, wherein: the integrated optical cable fixing frame (15) comprises an optical cable fixing support, an optical cable lock tongue and a reinforced core fixing column, a clamp tongue and a screw mounting hole are formed in the bottom of the optical cable fixing support, a strip-shaped hole and a self-tapping screw blind hole are formed in the position, corresponding to the clamp tongue and the screw mounting hole, of the bottom of the joint box, and the optical cable lock tongue and the reinforced core fixing column are arranged above the optical cable fixing support.
6. A cable closure according to claim 1, wherein: both ends of the latch (21) are provided with inclined planes.
7. A cable closure according to claim 1, wherein: the mounting hole is connected with a fixing block (11) in a threaded mode, and a hexagonal hole is formed in the fixing block (11).
8. A cable closure according to claim 1, wherein: the bottom of the convex rib (101) is an inclined plane, and the inclined direction of the inclined plane is the same as that of one end of the latch (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011425238.0A CN112415689B (en) | 2020-12-08 | 2020-12-08 | Optical cable joint box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011425238.0A CN112415689B (en) | 2020-12-08 | 2020-12-08 | Optical cable joint box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112415689A true CN112415689A (en) | 2021-02-26 |
| CN112415689B CN112415689B (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011425238.0A Active CN112415689B (en) | 2020-12-08 | 2020-12-08 | Optical cable joint box |
Country Status (1)
| Country | Link |
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| CN (1) | CN112415689B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114779416A (en) * | 2022-03-23 | 2022-07-22 | 浙江光孚通信科技有限公司 | Optical cable connector box and installation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114779416A (en) * | 2022-03-23 | 2022-07-22 | 浙江光孚通信科技有限公司 | Optical cable connector box and installation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112415689B (en) | 2022-07-29 |
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