Optical splitter connector box

Abstract

The utility model discloses an optical splitter connector box, and relates to the technical field of connector boxes. And external water vapor enters the interior of the branching device connector box through a gap between the branching device connector box and the cable, so that accessories in the branching device connector box are eroded. The connector box comprises an upper box body of the connector box and a dehumidification mechanism, the dehumidification mechanism is arranged in the upper box body of the connector box, and the dehumidification mechanism comprises an accessory cylinder arranged at the top end of the upper box body of the connector box in a penetrating manner. According to the utility model, through the arrangement of the upper box body of the connector box, the dehumidification mechanism, the cylinder cover and the fitting cylinder, external threads on the cylinder cover can be separated from thread grooves in the fitting cylinder by rotating the cylinder cover, a drying agent can be conveniently added into the fitting cylinder, and water vapor in the device can be absorbed by using the work of the drying agent; and water vapor is prevented from corroding accessories in the device as much as possible, the internal dryness of the device is improved, and the service life of the device is effectively prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of joint box, concretely is a kind of optical branching filter joint box. BACKGROUND

[0002] Optical branching filter joint box is popularly called, name is optical cable jointing box, also called optical cable jointing package, optical cable jointing package and cannon barrel, belongs to mechanical pressure sealing joint system, is the continuity protection device of optical, sealing and mechanical strength between adjacent optical cable, mainly in the through and branch connection of overhead, pipeline, direct buried etc. laying mode suitable for various structure optical cable, for the protective connection between two or more optical cables, optical fiber distribution, is one of the commonly used equipment of user access point.

[0003] For the related technology in the above, the applicant thinks that a kind of optical branching filter joint box works, first, two cables are installed in the inside of the lower box body of joint box, then the upper box body of joint box and the lower box body of joint box are fixed together using fixed bolt, and when the device works, the water vapor outside can enter the inside of branching filter joint box through the gap between branching filter joint box and cable, thereby the fittings inside branching filter joint box are eroded, thereby the normal work of device is affected. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of optical branching filter joint box to solve the problem that external water vapor enters the inside of branching filter joint box through the gap between branching filter joint box and cable in the above background art, thereby the fittings inside branching filter joint box are eroded, thereby the normal work of device is affected.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of optical branching filter joint box, including joint box upper box body and dehumidification mechanism, the dehumidification mechanism is arranged in the inside of joint box upper box body, the dehumidification mechanism includes the fitting cylinder being arranged at the top of joint box upper box body in penetration, the fitting cylinder is evenly provided with air hole around, the inside of the fitting cylinder is filled with desiccant, the desiccant is made of silica gel, the top of the inside of the fitting cylinder is arranged in penetration with cylinder cover, the outside of the cylinder cover is evenly provided with external thread, the top of the inside of the fitting cylinder is evenly provided with thread groove, the external thread is connected with thread groove between screw thread, cylinder cover is driven external thread to move up and down in thread groove by rotation.

[0006] By adopting the above technical scheme, by rotating cylinder cover, the external thread on cylinder cover can be separated from the thread groove in the inside of fitting cylinder, the inside of fitting cylinder can be conveniently added with desiccant, the water vapor in the inside of device can be absorbed using the work of desiccant, to avoid the erosion of water vapor to the fittings in the inside of device as far as possible, improve the dryness of the inside of device, effectively prolong the service life of device.

[0007] Preferably, cable upper fixing seats are arranged below both ends of the upper box body of the joint box, and cable fixing holes are formed in both sides of the interior of each cable upper fixing seat.

[0008] By adopting the above technical scheme, the cable upper part can be conveniently limited.

[0009] Preferably, a joint box lower box body is hingedly connected to the bottom end of the upper box body of the joint box, cable lower fixing seats are arranged above both ends of the joint box lower box body, and cable fixing holes are also formed in both sides of the interior of each cable lower fixing seat.

[0010] By adopting the above technical scheme, the cable lower part can be conveniently limited.

[0011] Preferably, upper mounting blocks are arranged below both ends of one side of the upper box body of the joint box, lower mounting blocks are arranged above both ends of the side of the joint box lower box body close to the upper mounting blocks, and the upper mounting blocks are arranged directly above the lower mounting blocks.

[0012] By adopting the above technical scheme, the upper mounting blocks and the lower mounting blocks can be conveniently mounted together.

[0013] Preferably, a top plate is arranged above the interior of the upper box body of the joint box, and through holes are uniformly formed in the interior of the top plate.

[0014] By adopting the above technical scheme, the accessory cylinder can be conveniently supported.

[0015] Preferably, mounting holes are formed in the interiors of the upper mounting blocks and the lower mounting blocks, and the mounting holes are arranged on the same horizontal line.

[0016] By adopting the above technical scheme, the joint box upper box body and the joint box lower box body can be conveniently fixed together by means of fixing bolts passing through the mounting holes in the interiors of the upper mounting blocks and the lower mounting blocks.

[0017] Preferably, a rotating groove is formed in the top end of the cylinder cover, and the rotating groove is arranged in an inverted L shape.

[0018] By adopting the above technical scheme, the cylinder cover can be conveniently rotated by a worker.

[0019] Preferably, the cable fixing holes are arranged in a semicircular shape, and sealing sleeves are arranged in the interiors of the cable fixing holes.

[0020] By adopting the above technical scheme, the sealing performance between the cable and the cable upper fixing seats and the cable lower fixing seats can be improved.

[0021] Compared with the prior art, the utility model has the advantages of:

[0022] Through setting the joint box upper box body, the dehumidification mechanism, the barrel cover and the accessory barrel, through rotating the barrel cover, the external thread on the barrel cover can be separated from the thread groove inside the accessory barrel, dry agent inside the accessory barrel can be added conveniently, the water vapor inside the device can be absorbed by the work of the dry agent, the erosion of the water vapor to the accessories inside the device is avoided as much as possible, the dryness of the inside of the device is improved, and the service life of the device is effectively prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0024] Figure 2 It is the cable upper fixed seat place three-dimensional structure schematic diagram of the utility model;

[0025] Figure 3 It is the whole front view structure schematic diagram of the utility model;

[0026] Figure 4 It is the accessory barrel inside structure schematic diagram of the utility model;

[0027] Figure 5 It is the utility model Figure 4 It is the enlarged structure schematic diagram of A place in the utility model.

[0028] In the drawing: 1, cable upper fixed seat; 2, joint box upper box body; 3, upper installation block; 4, joint box lower box body; 5, lower installation block; 6, cable lower fixed seat; 7, dehumidification mechanism; 701, barrel cover; 702, accessory barrel; 703, air hole; 704, rotating groove; 705, external thread; 8, cable fixing hole; 9, top plate. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] Embodiment one

[0031] Please refer to Figures 1 to 5The embodiment provides a technical scheme: a kind of optical branching device joint box, including joint box upper box body 2 and dehumidification mechanism 7, dehumidification mechanism 7 is arranged in the inside of joint box upper box body 2, dehumidification mechanism 7 includes the fitting cylinder 702 being arranged in the top of joint box upper box body 2, the fitting cylinder 702 can provide bearing capacity, air hole 703 is evenly provided with in the four quarters of the fitting cylinder 702, air can be conveniently entered into the inside of fitting cylinder 702, the inside of fitting cylinder 702 is filled with desiccant, the desiccant is made of silica gel, by the work of desiccant, the water vapor in the inside of device can be absorbed, to avoid water vapor to the erosion of the fittings in the inside of device as far as possible, improve the dryness of the inside of device, the top of the inside of fitting cylinder 702 is penetrated and is provided with cylinder cover 701, the top of cylinder cover 701 is provided with rotating groove 704, the rotating groove 704 is set as inverted L, can be conveniently rotated by staff cylinder cover 701, the outside of the cylinder cover 701 is evenly provided with external thread 705, the upper portion of the inside of fitting cylinder 702 is evenly provided with threaded groove, and the external thread 705 is connected with the threaded groove by the engagement of the external thread 705 on the cylinder cover 701 and the threaded groove in the inside of fitting cylinder 702, so that the cylinder cover 701 can be installed in the inside of fitting cylinder 702, and the external thread 705 is moved up and down in the threaded groove by rotating the cylinder cover 701, and the top of the inside of joint box upper box body 2 is fixedly connected with top plate 9, so that the fitting cylinder 702 can be conveniently manufactured, and the inside of the top plate 9 is evenly provided with through hole, so that air can be conveniently circulated.

[0032] The whole embodiment one achieves the effect that: by forward rotating cylinder cover 701, the external thread 705 on the cylinder cover 701 can be separated from the threaded groove in the inside of fitting cylinder 702, the cylinder cover 701 can be removed from the fitting cylinder 702, then the desiccant in the inside of fitting cylinder 702 can be conveniently added, after the addition of the desiccant is completed, by reverse rotating cylinder cover 701, the external thread 705 on the cylinder cover 701 can be engaged with the threaded groove in the inside of fitting cylinder 702, so that the cylinder cover 701 can be installed in the inside of fitting cylinder 702, then by the work of the desiccant, the water vapor in the inside of device can be absorbed, to avoid water vapor to the erosion of the fittings in the inside of device as far as possible, improve the dryness of the inside of device, effectively prolong the service life of the device.

[0033] Embodiment two

[0034] The lower part of both ends of the upper box body 2 of the joint box is fixedly connected with a cable upper fixing seat 1, both sides of the inside of the cable upper fixing seat 1 are provided with a cable fixing hole 8, the cable can be conveniently limited, the bottom end of the upper box body 2 of the joint box is hingedly connected with a lower box body 4 of the joint box, the upper part of both ends of the lower box body 4 of the joint box is fixedly connected with a cable lower fixing seat 6, both sides of the inside of the cable lower fixing seat 6 are also provided with a cable fixing hole 8, the cable fixing hole 8 is provided in a semicircular shape, the inside of the cable fixing hole 8 is fixedly connected with a sealing sleeve, the sealing property between the cable and the cable upper fixing seat 1 and the cable lower fixing seat 6 can be improved.

[0035] The effect of the whole embodiment two is that the two cables to be connected are inserted into the inside of the lower box body 4 of the joint box through the cable fixing hole 8.

[0036] Embodiment three

[0037] The lower part of both ends of one side of the upper box body 2 of the joint box is fixedly connected with an upper mounting block 3, the upper part of both ends of one side of the lower box body 4 of the joint box close to the upper mounting block 3 is fixedly connected with a lower mounting block 5, the upper mounting block 3 is arranged directly above the lower mounting block 5, the inside of the upper mounting block 3 and the lower mounting block 5 is provided with a mounting hole, the mounting holes are arranged on the same horizontal line.

[0038] The effect of the whole embodiment three is that the joint box upper box body 2 and the joint box lower box body 4 can be conveniently fixed together through the fixing bolt passing through the mounting holes in the inside of the upper mounting block 3 and the lower mounting block 5, the cable joint in the inside can be conveniently protected.

[0039] Working principle: first, the two cables to be connected are inserted into the inside of the lower box body 4 of the joint box through the cable fixing hole 8, then the two cables are connected together, then the joint box upper box body 2 is rotated, so that the joint box upper box body 2 and the joint box lower box body 4 are combined together, then the joint box upper box body 2 and the joint box lower box body 4 can be conveniently fixed together through the fixing bolt passing through the mounting holes in the inside of the upper mounting block 3 and the lower mounting block 5, the cable joint in the inside can be conveniently protected.

[0040] Finally, the outer thread 705 on the barrel cover 701 can be separated from the thread groove in the inside of the accessory barrel 702 by rotating the barrel cover 701 forward, the barrel cover 701 can be removed from the accessory barrel 702, then the inside of the accessory barrel 702 can be conveniently added with the drying agent, after the addition of the drying agent is completed, the outer thread 705 on the barrel cover 701 can be engaged with the thread groove in the inside of the accessory barrel 702 by rotating the barrel cover 701 reversely, the barrel cover 701 can be installed in the inside of the accessory barrel 702, then the water vapor in the inside of the device can be absorbed by the working of the drying agent, the erosion of the water vapor to the accessories in the inside of the device is avoided as much as possible, the dryness in the inside of the device is improved, the service life of the device is effectively prolonged.

[0041] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the present application, which should be limited only by the appended claims and their equivalents.

Claims

1. An optical splitter junction box, characterized in that: include: The junction box upper body (2); A dehumidification mechanism (7) is provided inside the upper box body (2) of the connector box. The dehumidification mechanism (7) includes a fitting cylinder (702) that passes through the top of the upper box body (2) of the connector box. Ventilation holes (703) are evenly provided around the fitting cylinder (702). The fitting cylinder (702) is filled with a desiccant made of silica gel. A cylinder cover (701) is provided through the top of the inner part of the fitting cylinder (702). External threads (705) are evenly provided on the outside of the cylinder cover (701). Threaded grooves are evenly provided on the upper part of the inner part of the fitting cylinder (702). The external threads (705) are threadedly connected to the threaded grooves. Rotating the cylinder cover (701) causes the external threads (705) to move up and down inside the threaded grooves.

2. The optical splitter junction box according to claim 1, characterized in that: The junction box is provided with cable mounting bases (1) at both ends of the upper box body (2), and cable mounting holes (8) are provided on both sides of the inside of the cable mounting bases (1).

3. The optical splitter junction box according to claim 1, characterized in that: The bottom of the upper box body (2) of the connector box is hinged to the lower box body (4). Cable fixing seats (6) are provided on the upper part of both ends of the lower box body (4). Cable fixing holes (8) are also provided on both sides inside the lower box body (6).

4. The optical splitter junction box according to claim 3, characterized in that: Upper mounting blocks (3) are provided at both ends of the lower side of the upper box body (2) of the connector box, and lower mounting blocks (5) are provided at both ends of the upper side of the lower box body (4) of the connector box near the upper mounting blocks (3). The upper mounting blocks (3) are located directly above the lower mounting blocks (5).

5. The optical splitter junction box according to claim 1, characterized in that: A top plate (9) is provided above the interior of the junction box body (2), and the interior of the top plate (9) is provided with through holes evenly distributed.

6. The optical splitter junction box according to claim 4, characterized in that: The upper mounting block (3) and the lower mounting block (5) are both provided with mounting holes, which are located on the same horizontal line.

7. The optical splitter junction box according to claim 1, characterized in that: The top of the cylinder cover (701) is provided with a rotating groove (704), which is configured as an inverted L shape.

8. The optical splitter junction box according to claim 2, characterized in that: The cable fixing hole (8) is set in a semi-circular shape, and a sealing sleeve is provided inside the cable fixing hole (8).

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