CN215526200U

CN215526200U - Optical cable lightning protection distributing box

Info

Publication number: CN215526200U
Application number: CN202122339063.8U
Authority: CN
Inventors: 王海龙; 赵勇智
Original assignee: Heilongjiang Junchi Communication Technology Co ltd
Current assignee: Heilongjiang Junchi Communication Technology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-14
Anticipated expiration: 2031-09-26

Abstract

The utility model relates to the technical field of lightning protection cross connecting boxes, in particular to an optical cable lightning protection cross connecting box, which comprises a base, a ventilating window, a shell, a bottom plate, ventilating holes, a supporting bracket, an insulating connecting piece, an installing bracket, a control switch, a blower, a drying cavity, a semipermeable membrane and a water collecting tank, wherein the ventilating hole is formed in the bottom plate; the base is connected with the ventilation window; the interior of the base is connected with a blower; the air outlet end of the blower is connected with the drying cavity; the drying cavity is connected with the base; the interior of the drying cavity is connected with a semipermeable membrane; the semipermeable membrane is obliquely arranged in the drying cavity; the bottom of the inner wall of the drying cavity is connected with the water collecting tank; the top of the drying cavity is provided with a connecting pipe which is connected with a bottom ventilation hole of the shell. The air blower is simple in structure and convenient to operate, and water vapor in the air can be isolated through the combination of the air blower with the semipermeable membrane, so that the air entering the shell is kept dry while the air pressure in the shell is higher than the external air pressure, and the drying and sealing degree in the shell is improved.

Description

Optical cable lightning protection distributing box

Technical Field

The utility model relates to the technical field of lightning protection cross connecting boxes, in particular to an optical cable lightning protection cross connecting box.

Background

Chinese patent publication No. CN212135026U proposes a lightning protection anti-collision optical cable cross-connecting box, which comprises a main cabinet, an insulating block is arranged above the main cabinet, a lightning arrester is arranged above the insulating block, solar panels are arranged on two sides of the insulating block, warning light bars are arranged around the main cabinet, wires are arranged at the joints of the solar panels and the warning light bars, a cabinet door is arranged at the front end of the main cabinet, a hinge is arranged on one side of the cabinet door, a lock catch is arranged on the other side of the cabinet door, a damp-proof base is arranged below the main cabinet, protection plates are arranged on two sides of the damp-proof base, which has a certain protection effect, a damp-proof base is arranged at the bottom, which has the advantages of effective water and damp resistance, but the structure does not have an active dehumidification function, can be passively isolated, and in the using process of an outdoor environment, an effective isolation effect can not always be achieved, so that the active dehumidification function is very necessary, internal signal exchange may be affected due to humidity.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems in the background technology, and provides an optical cable lightning protection cross-connecting box which is simple in structure and convenient to operate, and water vapor in air can be isolated through the combination of a blower of a semipermeable membrane, so that the air entering the shell is kept dry while the air pressure in the shell is larger than the external air pressure, and the dry sealing degree in the shell is improved.

The utility model provides an optical cable lightning protection cross-connecting box which comprises a base, a ventilation window, a shell, a bottom plate, ventilation holes, a supporting bracket, an insulating connecting piece, a mounting bracket, a control switch, a blower, a drying cavity, a semipermeable membrane and a water collecting tank, wherein the ventilation holes are formed in the bottom plate;

the base is connected with the ventilation window; the interior of the base is connected with a blower; the air outlet end of the blower is connected with the drying cavity; the drying cavity is connected with the base; the interior of the drying cavity is connected with a semipermeable membrane; the semipermeable membrane is obliquely arranged in the drying cavity; the bottom of the inner wall of the drying cavity is connected with the water collecting tank; the top of the drying cavity is provided with a connecting pipe which is connected with a bottom ventilation hole of the shell; the air vent is arranged on the bottom plate; the bottom plate is connected with the bottom inside the shell; the side surface of the inner wall of the shell is connected with the supporting bracket; the supporting bracket is connected with the insulating connecting piece; the insulating connecting piece is connected with the mounting bracket; a plurality of groups of optical fiber interfaces are arranged on the mounting bracket; each group of optical fiber interfaces is provided with a control switch.

Preferably, the device also comprises a cover body, a rotating hinge and a rotating support piece; the side surface of the shell is rotationally connected with the rotating hinge; the rotating hinge is rotatably connected with the cover body; the cover body is provided with a handle; the cover body is rotationally connected with the rotating support piece; the rotating support piece is connected with the bottom of the inner wall of the shell in a sliding mode.

Preferably, the top of the shell is provided with a waterproof plate, and the width of the waterproof plate is larger than that of the shell.

Preferably, the bottom of the support bracket is provided with a grounding wire; the side surface of the shell is provided with a through hole, and the grounding wire penetrates through the through hole.

Preferably, the supporting bracket is provided with equidistant mounting holes, the insulating connecting piece is provided with ceramic screws, and the insulating connecting piece is connected with the supporting bracket through the screws.

Preferably, the rotating support piece is provided with a sliding block, the bottom of the inner wall of the shell is provided with a sliding rail, and the sliding block is connected with the sliding rail in a sliding manner.

Preferably, a connecting bridge is arranged among the plurality of groups of optical fiber interfaces and is in control connection with the control switch.

Preferably, a rubber sealing ring is arranged at the joint of the cover body and the shell.

The technical scheme of the utility model has the following beneficial technical effects:

the air blower is simple in structure and convenient to operate, water vapor in the air can be isolated through the combination of the air blowers of the semipermeable membranes, so that the air entering the shell is kept dry while the air pressure inside the shell is larger than the external air pressure, the dry sealing degree inside the shell is improved, the use efficiency of the device can be effectively improved through the optical fiber interface and the control switch, the circuit switching is avoided through the switch control, the use is convenient, the mounting support and the supporting support are isolated from each other through the insulating connecting piece, and the current is prevented from being led into the optical fiber interface when lightning strikes.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a lightning protection cross-connecting cabinet for optical cables according to the present invention;

fig. 2 is a schematic structural diagram of an air blower in a cable lightning protection junction box according to the present invention;

reference numerals: 1. a base; 2. a ventilation window; 3. a housing; 4. a waterproof sheet; 5. a cover body; 6. a handle; 7. rotating the hinge; 8. rotating the support member; 9. a base plate; 10. a ventilation hole; 11. a support bracket; 12. an insulating connector; 13. mounting a bracket; 14. an optical fiber interface; 15. a control switch; 16. a blower; 17. drying the cavity; 18. a semi-permeable membrane; 19. a water collection tank; 20. and a ground line.

Detailed Description

Example one

As shown in fig. 1-2, the optical cable lightning protection cross-connecting box provided by the utility model comprises a base 1, a ventilation window 2, a shell 3, a bottom plate 9, ventilation holes 10, a support bracket 11, an insulating connecting piece 12, a mounting bracket 13, a control switch 15, a blower 16, a drying cavity 17, a semi-permeable membrane 18 and a water collecting tank 19;

the base 1 is connected with the ventilation window 2; the interior of the base 1 is connected with a blower 16; the air outlet end of the blower 16 is connected with the drying cavity 17; the drying cavity 17 is connected with the base 1; the inside of the drying cavity 17 is connected with a semipermeable membrane 18; the semipermeable membrane 18 is obliquely arranged inside the drying cavity 17; the bottom of the inner wall of the drying cavity 17 is connected with a water collecting tank 19; the top of the drying cavity 17 is provided with a connecting pipe which is connected with the bottom ventilation hole 10 of the shell 3; the ventilation holes 10 are arranged on the bottom plate 9; the bottom plate 9 is connected with the bottom inside the shell 3; the side surface of the inner wall of the shell 3 is connected with a support bracket 11; the supporting bracket 11 is connected with an insulating connecting piece 12; the insulating connecting piece 12 is connected with the mounting bracket 13; a plurality of groups of optical fiber interfaces 14 are arranged on the mounting bracket 13; each group of optical fiber interfaces 14 is provided with a control switch 15; the top of the shell 3 is provided with a waterproof plate 4, and the width of the waterproof plate 4 is larger than that of the shell 3; the bottom of the support bracket 11 is provided with a grounding wire 20; a through hole is formed in the side surface of the shell 3, and the grounding wire 20 penetrates through the through hole; the supporting bracket 11 is provided with mounting holes at equal intervals, the insulating connecting piece 12 is provided with ceramic screws, and the insulating connecting piece 12 is connected with the supporting bracket through the screws; a sliding block is arranged on the rotating support piece 8, a sliding rail is arranged at the bottom of the inner wall of the shell 3, and the sliding block is connected with the sliding rail in a sliding manner; a connecting bridge is arranged among the multiple groups of optical fiber interfaces 14 and is in control connection with a control switch 15; the joint of the cover body 5 and the shell body 3 is provided with a rubber sealing ring.

In this embodiment, can be with the effectual underground that introduces of outside thunderbolt through support holder 11 and earth connection 20, avoided high strength current to be caused the damage by this device is inside, when this device is in operating condition, moisture in the middle of pellicle 18's combination can effectual degasification by air-blower 16, thereby make the inside air circumstance of casing 3 keep dry, thereby avoided the condition of vapor short circuit to take place, can break the metal connection between installing support 13 and the support holder 11 through insulating connecting piece 12, thereby make in the leading-in earth connection 20 of most electric current, optical signal exchange efficiency can be improved effectively to parallel optical fiber interface 14 and control switch 15, thereby staff's the operation degree of difficulty has been reduced.

Example two

As shown in fig. 1-2, compared with the first embodiment, the lightning protection cross-connecting box for optical cables according to the present invention further includes a cover 5, a rotating hinge 7 and a rotating support 8; the side surface of the shell 3 is rotationally connected with a rotating hinge 7; the rotating hinge 7 is rotatably connected with the cover body 5; the cover body 5 is provided with a handle 6; the cover body 5 is rotationally connected with the rotating support piece 8; the rotating support member 8 is slidably connected to the bottom of the inner wall of the housing 3.

In an embodiment of the present invention, the cover 5 ensures the internal sealing performance of the housing 3, effectively plays an isolation role, and simultaneously prevents non-professional persons from touching, thereby improving the stability of the device, and the rotating support 8 can fix the rotating angle of the cover 5, thereby facilitating the operation of the workers.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. An optical cable lightning protection cross-connecting box is characterized by comprising a base (1), a ventilation window (2), a shell (3), a bottom plate (9), ventilation holes (10), a supporting bracket (11), an insulating connecting piece (12), a mounting bracket (13), a control switch (15), a blower (16), a drying cavity (17), a semi-permeable membrane (18) and a water collecting box (19);

the base (1) is connected with the ventilation window (2); the interior of the base (1) is connected with a blower (16); the air outlet end of the blower (16) is connected with the drying cavity (17); the drying cavity (17) is connected with the base (1); the interior of the drying cavity (17) is connected with a semipermeable membrane (18); the semipermeable membrane (18) is obliquely arranged in the drying cavity (17); the bottom of the inner wall of the drying cavity (17) is connected with a water collecting tank (19); the top of the drying cavity (17) is provided with a connecting pipe which is connected with a ventilation hole (10) at the bottom of the shell (3); the air vent (10) is arranged on the bottom plate (9); the bottom plate (9) is connected with the bottom inside the shell (3); the side surface of the inner wall of the shell (3) is connected with the supporting bracket (11); the supporting bracket (11) is connected with the insulating connecting piece (12); the insulating connecting piece (12) is connected with the mounting bracket (13); a plurality of groups of optical fiber interfaces (14) are arranged on the mounting bracket (13); each group of optical fiber interfaces (14) is provided with a control switch (15).

2. A lightning protection cross-connecting box for optical cables according to claim 1, characterized by further comprising a cover body (5), a rotary hinge (7) and a rotary support (8); the side surface of the shell (3) is rotationally connected with a rotating hinge (7); the rotary hinge (7) is rotationally connected with the cover body (5); a handle (6) is arranged on the cover body (5); the cover body (5) is rotationally connected with the rotating support piece (8); the rotating support piece (8) is connected with the bottom of the inner wall of the shell (3) in a sliding way.

3. An optical cable lightning protection cross-connecting cabinet according to claim 1, characterized in that a waterproof board (4) is provided on the top of the housing (3), and the width of the waterproof board (4) is larger than that of the housing (3).

4. A lightning protection cross-connecting box for optical cables according to claim 1, characterized in that the bottom of the support bracket (11) is provided with a grounding wire (20); a through hole is formed in the side face of the shell (3), and the grounding wire (20) penetrates through the through hole.

5. A lightning protection cross-connecting cabinet for optical cables according to claim 1, characterized in that the supporting frame (11) is provided with mounting holes at equal intervals, the insulating connecting member (12) is provided with ceramic screws, and the insulating connecting member (12) is connected with the supporting frame through the screws.

6. An optical cable lightning protection cross-connecting cabinet according to claim 1, characterized in that the rotary support member (8) is provided with a slide block, the bottom of the inner wall of the housing (3) is provided with a slide rail, and the slide block is slidably connected with the slide rail.

7. A lightning protection cross-connecting cabinet for optical cables according to claim 1, characterized in that a connecting bridge is provided between the optical fiber interfaces (14), and the connecting bridge is in control connection with the control switch (15).

8. A lightning protection cross-connecting box for optical cables according to claim 1, characterized in that a rubber sealing ring is arranged at the joint of the cover (5) and the shell (3).