CN220138801U - Navigation aid light cable joint protector - Google Patents
Navigation aid light cable joint protector Download PDFInfo
- Publication number
- CN220138801U CN220138801U CN202321665696.0U CN202321665696U CN220138801U CN 220138801 U CN220138801 U CN 220138801U CN 202321665696 U CN202321665696 U CN 202321665696U CN 220138801 U CN220138801 U CN 220138801U
- Authority
- CN
- China
- Prior art keywords
- protector
- wedge
- cable joint
- shell
- protector shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000001012 protector Effects 0.000 title claims abstract description 60
- 230000000712 assembly Effects 0.000 claims abstract description 6
- 238000000429 assembly Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 18
- 238000002788 crimping Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 238000005452 bending Methods 0.000 abstract description 5
- 239000011257 shell material Substances 0.000 abstract 6
- 230000001681 protective effect Effects 0.000 abstract 2
- 238000002955 isolation Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model relates to the technical field of navigation-aid light cable joint protection, in particular to a navigation-aid light cable joint protector, which comprises a protector shell, a protective cover and a protective cover, wherein the protector shell is arranged outside a cable joint; the waterproof assemblies are arranged at two ends of the protector shell, so that the waterproof effect is achieved; the ground is passed to an assembly disposed on the outer surface of the protector housing for solving the cable grounding problem. According to the utility model, the cable joint can be protected from bending and twisting damage by additionally arranging the protector shell outside the cable joint; meanwhile, waterproof assemblies are arranged at two ends of the protector shell, water or water vapor is prevented from entering the protector, and a grounding wire conduction assembly is arranged on the outer surface of the protector shell, so that the problem of cable grounding is solved.
Description
Technical Field
The utility model relates to the technical field of navigation-aid light cable joint protection, in particular to a navigation-aid light cable joint protector.
Background
The airport navigation aid lighting system is an important infrastructure for normal and safe operation of an aircraft, in the operation and maintenance of the navigation aid lighting system, the reduction of the insulation resistance value of a cable is the most common and difficult problem which directly affects the operation standard, the reduction of the insulation resistance value of the airport navigation aid lighting cable is mainly caused by water inflow or damp of a cable connector, the cable connector is a connector between a primary power supply cable of airport navigation aid lighting and a cable connector, the cable connector and an isolation transformer are placed inside an isolation transformer box, and the cable connector is always in a water immersion or damp environment due to the influence of factors such as sealing failure of an isolation transformer box cover, plugging failure of a wire inlet hole at the bottom of the isolation transformer box or condensed water formed by temperature difference inside and outside the isolation transformer box; in addition, in the inspection maintenance process, the cable connector can be affected by bending, twisting and the like, so that bonding sealing between the heat shrinkage tube, the insulating adhesive tape and the cable is invalid, and a channel is provided for water or water vapor to enter the cable connector.
Disclosure of Invention
To the not enough of prior art, this patent provides an airport navigation aid light cable joint protector, can enough avoid cable joint to receive buckling, distortion damage, can prevent again that the cable joint from intaking or wetting, effectively solves cable insulation resistance and reduces the problem.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a navigation aid light cable joint protector comprises
A protector housing disposed outside the cable joint;
the waterproof assemblies are arranged at two ends of the protector shell, so that the waterproof effect is achieved;
and the grounding conduction assembly is arranged on the outer surface of the protector shell and is used for solving the problem of cable grounding.
Preferably, the waterproof assembly comprises a wedge-shaped sealing ring, a wedge-shaped ring and a screw cap, wherein wedge-shaped grooves are formed in two ends of the protector shell, the wedge-shaped sealing ring is arranged in the wedge-shaped grooves, the wedge-shaped ring is arranged on the outer side of the wedge-shaped sealing ring and is tightly pressed through the screw cap, and the screw cap is in spiral connection with the protector shell.
Preferably, the ground conduction assembly includes:
the conductive bolt is in spiral connection with the protector shell, one end of the conductive bolt, which is positioned in the protector shell, is provided with a unidirectional wire connecting pipe, one end of the unidirectional wire connecting pipe, which is far away from the conductive bolt, is connected with an internal braided wire in a crimping manner, and the other end of the braided wire is connected with the cable shielding layer;
the fastening bolt is in threaded connection with one end of the outer portion of the protector shell, the fastening bolt is fixedly connected with an OT opening nose of an outer grounding wire, and the other end of the outer grounding wire is connected with the grounding electrode.
Preferably, an O-ring is also provided between the conductive bolt and the protector housing.
1. According to the utility model, the cable joint can be protected from bending and twisting damage by additionally arranging the protector shell outside the cable joint.
2. In the utility model, the waterproof assemblies are arranged at the two ends of the protector shell to prevent water or water vapor from entering the protector.
3. In the utility model, the grounding problem of the cable is solved by arranging the electric conduction component on the outer surface of the protector shell.
Drawings
FIG. 1 is a schematic view of the external structure of a cable splice protector according to the present utility model;
FIG. 2 is a schematic view of the overall exploded construction of the cable splice protector of the present utility model;
fig. 3 is a schematic view showing an internal structure of the cable joint protector according to the present utility model.
In the figure: 1-protector shell, 2-wedge sealing washer, 3-wedge ring, 4-nut, 5-conductive bolt, 6-O type sealing washer, 7-fastening bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, the present utility model provides a technical solution:
a navigational aid light cable joint protector comprising:
a protector housing 1 provided outside the cable joint to protect the cable joint from bending and twisting;
the waterproof components are arranged at two ends of the protector shell 1, play a role in sealing and waterproofing, and prevent water or water vapor from entering the inside of the protector shell 1;
and a ground conduction assembly provided at an outer surface of the protector housing 1 for solving the cable grounding problem.
Specifically, as shown in fig. 2: the waterproof assembly comprises a wedge-shaped sealing ring 2, a wedge-shaped ring 3 and a screw cap 4, wherein wedge-shaped grooves are formed in the two ends of a protector shell 1, the wedge-shaped sealing ring 2 is arranged in the wedge-shaped grooves, the wedge-shaped ring 3 is arranged on the outer side of the wedge-shaped sealing ring 2 and is tightly pressed through the screw cap 4, the screw cap 4 is in spiral connection with the protector shell 1, so that the wedge-shaped ring 3 generates longitudinal acting force on the wedge-shaped sealing ring 2 by screwing the screw cap 4, the wedge-shaped sealing ring 2 generates radial deformation under the longitudinal acting force, the sealing waterproof effect is achieved, and water or water vapor is prevented from entering the protector shell 1.
Specifically, as shown in fig. 3: the grounding conductive assembly comprises a conductive bolt 5, the conductive bolt 5 is in spiral connection with a protector shell 1, one end of the conductive bolt 5, which is located inside the protector shell 1, is provided with a unidirectional wiring tube, one end of the unidirectional wiring tube, which is far away from the conductive bolt 5, is connected with an inner braided wire in a crimping manner, the other end of the braided wire is connected with a cable shielding layer, one end of the conductive bolt 5, which is located outside the protector shell 1, is in spiral connection with a fastening bolt 7, the fastening bolt 7 is fixedly connected with an OT opening nose of an external grounding wire, and the other end of the external grounding wire is connected with a grounding electrode, so that the cable grounding problem is solved.
Specifically, as also shown in fig. 3: an O-ring 6 is also provided between the conductive bolt 5 and the protector housing 1, so that water or moisture can be prevented from entering the inside of the protector housing 1 when the conductive bolt 5 is tightened.
To sum up: according to the utility model, the outer part of the cable head is additionally provided with the protector shell 1, so that the cable head can be protected from bending and twisting damage; meanwhile, waterproof assemblies are arranged at two ends of the protector shell 1, water or water vapor is prevented from entering the protector, and a grounding wire conduction assembly is arranged on the outer surface of the protector shell 1, so that the problem of cable grounding is solved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. The utility model provides a light cable joint protector of helping navigation which characterized in that: comprising
A protector housing disposed outside the cable joint;
the waterproof assemblies are arranged at two ends of the protector shell, so that the waterproof effect is achieved;
and the grounding conduction assembly is arranged on the outer surface of the protector shell and is used for solving the problem of cable grounding.
2. A navigational aid light cable joint protector according to claim 1, wherein: the waterproof assembly comprises a wedge-shaped sealing ring, a wedge-shaped ring and a screw cap, wherein wedge-shaped grooves are formed in the two ends of the protector shell, the wedge-shaped sealing ring is arranged in the wedge-shaped grooves, the wedge-shaped ring is arranged on the outer side of the wedge-shaped sealing ring and is tightly pressed through the screw cap, and the screw cap is in spiral connection with the protector shell.
3. A navigational aid light cable joint protector according to claim 1, wherein: the ground conduction assembly comprises:
the conductive bolt is in spiral connection with the protector shell, one end of the conductive bolt, which is positioned in the protector shell, is provided with a unidirectional wire connecting pipe, one end of the unidirectional wire connecting pipe, which is far away from the conductive bolt, is connected with an internal braided wire in a crimping manner, and the other end of the braided wire is connected with the cable shielding layer;
the fastening bolt is in threaded connection with one end of the outer portion of the protector shell, the fastening bolt is fixedly connected with an OT opening nose of an outer grounding wire, and the other end of the outer grounding wire is connected with the grounding electrode.
4. A navigational aid light cable joint protector according to claim 3, wherein: an O-shaped sealing ring is further arranged between the conductive bolt and the protector shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665696.0U CN220138801U (en) | 2023-06-28 | 2023-06-28 | Navigation aid light cable joint protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665696.0U CN220138801U (en) | 2023-06-28 | 2023-06-28 | Navigation aid light cable joint protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220138801U true CN220138801U (en) | 2023-12-05 |
Family
ID=88959058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321665696.0U Active CN220138801U (en) | 2023-06-28 | 2023-06-28 | Navigation aid light cable joint protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220138801U (en) |
-
2023
- 2023-06-28 CN CN202321665696.0U patent/CN220138801U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |