CN211929720U - Waterproof sealing type low-voltage cable connector - Google Patents
Waterproof sealing type low-voltage cable connector Download PDFInfo
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- CN211929720U CN211929720U CN202021105318.3U CN202021105318U CN211929720U CN 211929720 U CN211929720 U CN 211929720U CN 202021105318 U CN202021105318 U CN 202021105318U CN 211929720 U CN211929720 U CN 211929720U
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Abstract
The utility model relates to a waterproof sealing type low-voltage cable connector, which comprises an outer protection system, a cable connector and a cable connector, wherein the outer protection system comprises a shell for protecting an internal structure; a locking mechanism including a nut disposed on the housing; the sealing mechanism comprises a sealing ring which is arranged in a nut and used for tightly holding cable insulation when the nut is screwed, and a boss which is arranged on the shell, wherein a sealing cap used for sealing is arranged on the boss; the conductive system comprises a connector conductor arranged in a shell, the connector conductor is connected with a cable conductor in a compression mode through compression screws, the diameter of the inner side surface of a nut is sequentially reduced from outside to inside, a boss is provided with a hole for installing the compression screws and is sealed by a sealing cap, the cable conductor is arranged in the connector conductor, the connector conductor is of a plate-shaped structure, and the hole through which the compression screws pass is formed in the connector conductor; the utility model has the advantages of simple installation, good waterproof sealing performance and compact structure.
Description
Technical Field
The utility model belongs to the technical field of cable connector, concretely relates to waterproof sealing type low-voltage cable connector.
Background
The general cable connector adopts a cold end connector, and after the cold end connector is screwed up by a screw, a cable adhesive tape is wound and a protective sleeve is sleeved, or hot melting of a hot melting insulating sheet is adopted and then sealing installation is carried out, or glue filling insulation sealing and other modes are used. The whole inner assembly of the cable connector is a copper core or an aluminum core, so the cable connector is expensive in manufacturing cost; when cables are connected, a special tool is needed to manufacture a cold end joint, a bolt is screwed down, an adhesive tape is wound or an insulating sealing layer is sleeved, some methods of hot melting of an insulating sheet and then sealing installation or glue pouring insulating sealing are adopted, the steps are complicated, the sealing performance is poor, and the cable cannot be reused after long-term installation; during maintenance, the protective sleeve or the heat shrink tube needs to be cut off and damaged, the bolt needs to be disassembled, after the maintenance is completed, the cold end joint needs to be manufactured repeatedly, the bolt needs to be screwed, the adhesive tape needs to be wound or the insulating sealing layer needs to be sleeved, and the process is time-consuming and labor-consuming; the cable connector is complex to install, difficult to maintain and expensive in manufacturing cost, and aiming at the defects, the development of the waterproof sealing type low-voltage cable connector which is simple to install, good in waterproof sealing performance and compact in structure has very important significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, and provide a waterproof sealing type low tension cable connector of simple installation, waterproof sealing performance are good and compact structure.
The purpose of the utility model is realized like this: a waterproof sealing type low-voltage cable connector comprises
An outer protection system comprising a housing for protecting an internal structure;
a locking mechanism including a nut disposed on the housing;
the sealing mechanism comprises a sealing ring which is arranged in a nut and used for tightly holding cable insulation when the nut is screwed, and a boss which is arranged on the shell, wherein a sealing cap used for sealing is arranged on the boss;
an electrical conduction system includes a connector conductor disposed inside a housing, the connector conductor compressively connected to a cable conductor by a compression screw.
The diameter of the inner side face of the nut is reduced from outside to inside in sequence.
The boss is provided with a hole for mounting a compression screw and is sealed by a sealing cap.
And a cable conductor is arranged in the connector conductor.
The connector conductor structure is plate-shaped, and a hole for a compression screw to pass through is arranged on the connector conductor structure.
The utility model has the advantages that: the utility model discloses the branch transitional coupling of specially adapted street lamp system cable has outstanding whole waterproof sealing performance, compact structure and the simple characteristics of installation. The sealing of the outer insulating edge of the cable is achieved by adopting a structure that when a nut is screwed down, a sealing ring automatically reduces and tightly holds the cable insulation, the waterproof sealing purpose is achieved, the connector conductor is connected with the cable conductor in a screw pressing mode, the connector is safe and reliable, and other beneficial effects are detailed in the specific embodiment.
Drawings
Fig. 1 is a front view of a waterproof sealing type low-voltage cable connector according to the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a cross-sectional view a-a of fig. 3.
In the figure: 1. the connector comprises a shell 2, a nut 3, a boss 4, a sealing cap 5, a connector conductor 6, a compression screw 7 and a sealing ring.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention, and terms such as "and/or" as used herein include any and all combinations of one or more of the associated listed items; furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
As shown in fig. 1-4, a waterproof sealing type low-voltage cable connector comprises
An external protection system comprising a housing 1 for protecting internal structures;
a locking mechanism including a nut 2 provided on the housing 1;
the sealing mechanism comprises a sealing ring 7 which is arranged in a nut 2 and used for tightly holding cable insulation when the nut 2 is screwed, and also comprises a boss 3 arranged on the shell 1, wherein a sealing cap 4 used for sealing is arranged on the boss 3;
the electrical conduction system comprises a connector conductor 5 arranged inside the housing 1, said connector conductor 5 being press-connected to the cable conductor by means of a hold-down screw 6.
In this embodiment, two locking designs are respectively arranged at two ends of the housing, two nuts are arranged on the two locking designs, and when the nuts are screwed down, the sealing ring automatically reduces and holds the cable insulation tightly, so that the waterproof sealing purpose is achieved.
The upper end face of the shell is provided with two bosses which are arranged in parallel, the bosses are respectively provided with two cylindrical holes communicated to the inner metal conductor, the cylindrical holes are outlets for mounting fastening screws, and button type sealing rings are arranged on the cylindrical holes for waterproof sealing.
The connector conductor is arranged in the shell and is connected with the cable conductor in a screw pressing mode, so that the contact resistance is small, and the connector is safe and reliable.
Example 2
The diameter of the inner side surface of the screw cap 2 is reduced from outside to inside in sequence.
The diameter of the medial surface of nut in this embodiment reduces from outside to inside in proper order, and the benefit lies in when screwing up the nut, and sealing washer pressurized crescent reaches waterproof sealing's purpose.
Example 3
The boss 3 is provided with a hole for mounting a compression screw 6 and is sealed by a sealing cap 4.
In the embodiment, the boss is provided with a hole for the penetration of a compression screw and is sealed by a sealing cap.
Example 4
The connector conductor 5 internally mounts a cable conductor.
The connector conductor can be in contact connection with the cable conductor in the embodiment, the connector conductor and the cable conductor can be in screw pressing connection, the contact resistance is small, and safety and reliability are achieved.
Example 5
The connector conductor 5 is plate-shaped and has a hole for passing a compression screw 6.
In this embodiment, the connector conductor is plate-shaped, and has a hole for passing a compression screw therethrough, and the size of the contact resistance is adjusted by screwing in and out the compression screw.
The present invention is further described in the detailed description, rather than in the limited form thereof, and it will be obvious to those skilled in the art that changes may be made in the structure without departing from the spirit and scope of the invention, and it is intended that all such changes be covered by the appended claims.
Claims (5)
1. A waterproof sealing type low-voltage cable connector is characterized in that: comprises that
An outer protection system comprising a housing for protecting an internal structure;
a locking mechanism including a nut disposed on the housing;
the sealing mechanism comprises a sealing ring which is arranged in a nut and used for tightly holding cable insulation when the nut is screwed, and a boss which is arranged on the shell, wherein a sealing cap used for sealing is arranged on the boss;
an electrical conduction system includes a connector conductor disposed inside a housing, the connector conductor compressively connected to a cable conductor by a compression screw.
2. The hermetically sealed low voltage cable connector of claim 1, wherein: the diameter of the inner side face of the nut is reduced from outside to inside in sequence.
3. The watertight sealing type low-voltage cable connector according to claim 1 or 2, wherein: the boss is provided with a hole for mounting a compression screw and is sealed by a sealing cap.
4. The watertight sealing type low-voltage cable connector according to claim 1 or 2, wherein: and a cable conductor is arranged in the connector conductor.
5. The watertight sealing type low-voltage cable connector according to claim 1 or 2, wherein: the connector conductor structure is plate-shaped, and a hole for a compression screw to pass through is arranged on the connector conductor structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021105318.3U CN211929720U (en) | 2020-06-15 | 2020-06-15 | Waterproof sealing type low-voltage cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021105318.3U CN211929720U (en) | 2020-06-15 | 2020-06-15 | Waterproof sealing type low-voltage cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211929720U true CN211929720U (en) | 2020-11-13 |
Family
ID=73320715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021105318.3U Active CN211929720U (en) | 2020-06-15 | 2020-06-15 | Waterproof sealing type low-voltage cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211929720U (en) |
-
2020
- 2020-06-15 CN CN202021105318.3U patent/CN211929720U/en active Active
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