CN215497099U - High-standard water-blocking type fusion joint for cable - Google Patents
High-standard water-blocking type fusion joint for cable Download PDFInfo
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- CN215497099U CN215497099U CN202121940017.7U CN202121940017U CN215497099U CN 215497099 U CN215497099 U CN 215497099U CN 202121940017 U CN202121940017 U CN 202121940017U CN 215497099 U CN215497099 U CN 215497099U
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- inoxidizing coating
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- protective sheath
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Abstract
The utility model discloses a high-standard water-blocking type fusion joint for a cable, and relates to the technical field of cable joints. The technical key points are as follows: including a pair of cable, the cable includes copper core conductor and inoxidizing coating, the inoxidizing coating cover in copper core conductor surface, be equipped with external screw thread on the inoxidizing coating, its characterized in that: one side that the copper core conductor is close to each other is equipped with the melting connector, melting connector week side by interior insulating layer, shielding layer, steel armour and outer protective sheath of being equipped with in proper order outside to, insulating layer, shielding layer, steel armour and outer protective sheath both ends all with the inoxidizing coating laminating sets up, the outer protective sheath outside is equipped with waterproof cover, the equal fixedly connected with pyrocondensation pipe in waterproof cover both ends, the pyrocondensation pipe with the external screw thread laminating of inoxidizing coating sets up. The utility model has the advantages of preventing rainwater from entering the cable connection part and ensuring that the cable connection part has good insulating property.
Description
Technical Field
The utility model relates to the technical field of cable connectors, in particular to a high-standard water-blocking type cable welding head.
Background
Cable welded joint on the existing market does not possess the good function of water-proof effects, easily intakes in the use and influences cable junction's security, and cable junction conductivity is low, the junction generates heat and insulating properties also can greatly reduced when the cable intakes.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the high-standard water-blocking type welding head for the cable, the external thread is arranged outside the protective layer, so that the connection strength between the heat shrinkable tube at the two ends of the waterproof sleeve and the waterproof layer is increased, meanwhile, the sealing performance at the two ends of the waterproof sleeve can be increased, water is prevented from entering the waterproof sleeve from the two ends of the waterproof sleeve, and the stability of the insulating performance at the connection part is ensured; the arranged heat shrinkable tube can be shrunk by heating to more than 98 ℃, is convenient to use and has the functions of high-temperature shrinkage, softness, flame retardance and insulation corrosion prevention; the arranged melting connector is convenient for connecting the two copper core conductors together to form a whole. .
The above object of the present invention is achieved by the following technical solutions:
high standard water blocking formula heat sealing of cable connects, including a pair of cable, the cable includes copper core conductor and inoxidizing coating, the inoxidizing coating cover in copper core conductor surface, be equipped with the external screw thread on the inoxidizing coating, it is a pair of one side that copper core conductor is close to each other is equipped with the melting connector, melting connector week side is equipped with internal insulation layer, shielding layer, steel armour and outer protective sheath by interior outside to in proper order, internal insulation layer, shielding layer, steel armour and outer protective sheath both ends all with the inoxidizing coating laminating sets up, the outer protective sheath outside is equipped with waterproof cover, the equal fixedly connected with pyrocondensation pipe in waterproof cover both ends, the pyrocondensation pipe with the external screw thread laminating setting of inoxidizing coating.
By adopting the technical scheme, the external thread is arranged outside the protective layer, so that the connection strength between the heat shrinkable tube at the two ends of the waterproof sleeve and the waterproof layer is increased, meanwhile, the sealing performance at the two ends of the waterproof sleeve can be increased, water is prevented from entering the waterproof sleeve from the two ends of the waterproof sleeve, and the stability of the insulating performance at the connection part is guaranteed; the arranged heat shrinkable tube can be shrunk by heating to more than 98 ℃, is convenient to use and has the functions of high-temperature shrinkage, softness, flame retardance and insulation corrosion prevention; the arranged melting connector is convenient for connecting the two copper core conductors together to form a whole.
The present invention in a preferred example may be further configured to: the waterproof sleeve is a rubber hose and is integrally arranged with the heat shrinkable tube.
Through adopting above-mentioned technical scheme, the waterproof cover that sets up is convenient for guarantee melting connector department can normally be crooked when waterproof for rubber hose, and waterproof cover and pyrocondensation pipe are integrative to be set up, are convenient for increase waterproof characteristic.
The present invention in a preferred example may be further configured to: the inner insulating layer, the shielding layer, the steel armor and the outer protective sleeve are arranged in a step shape at the joint of the protective layer.
By adopting the technical scheme, the arranged inner insulating layer, the shielding layer, the steel armor and the outer protective sleeve are in a ladder shape at the joint of the protective layer, so that the inner insulating layer, the shielding layer, the steel armor and the outer protective sleeve can be conveniently and completely jointed with the same material in the protective layer.
The present invention in a preferred example may be further configured to: the outer protective sheath with inoxidizing coating laminating department is equipped with the snap ring, seted up on the inoxidizing coating with snap ring matched with recess.
By adopting the technical scheme, the arranged snap ring and the groove are convenient for limiting the position between the outer protective sleeve and the protective layer, and the inner shielding layer, the inner insulating layer, the shielding layer, the steel armor and the like in the outer protective sleeve are placed to fall off; meanwhile, the impact force of the outside on the internal parts of the outer protective sleeve can be reduced.
In summary, the utility model includes at least one of the following beneficial technical effects:
1. the external thread is arranged outside the protective layer, so that the connection strength between the heat shrink tube at the two ends of the waterproof sleeve and the waterproof layer is increased, meanwhile, the sealing performance at the two ends of the waterproof sleeve can be increased, water is prevented from entering the waterproof sleeve from the two ends of the waterproof sleeve, and the stability of the insulating performance of the connection part is guaranteed; the arranged heat shrinkable tube can be shrunk by heating to more than 98 ℃, is convenient to use and has the functions of high-temperature shrinkage, softness, flame retardance and insulation corrosion prevention; the arranged fusion connector is convenient for connecting the two copper core conductors together to form a whole;
2. the waterproof cover that sets up is convenient for guarantee melting connector department can normally be crooked when waterproof for rubber hose, and waterproof cover and pyrocondensation pipe are integrative to be set up, are convenient for increase waterproof characteristic.
Drawings
FIG. 1 is a schematic diagram of the structure of the device of the present invention.
Reference numerals: 1. a cable; 11. a protective layer; 12. a copper-core conductor; 2. melting the connector; 3. an inner insulating layer; 4. a shielding layer; 5. steel armor; 6. an outer protective sheath; 7. a waterproof jacket; 8. heat shrink tubing; 9. an external thread; 10. a snap ring; 13. and (4) a groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the high-standard water-blocking type cable welding head disclosed by the utility model comprises a pair of cables 1, wherein each cable 1 comprises a copper core conductor 12 and a protective layer 11, the protective layer 11 covers the surface of the copper core conductor 12, external threads 9 are arranged on the protective layer 11, a melting connector 2 is arranged on one side, close to each other, of each copper core conductor 12, an inner insulating layer 3, a shielding layer 4, a steel armor 5 and an outer protective sleeve 6 are sequentially arranged on the periphery of the melting connector 2 from inside to outside, two ends of each of the inner insulating layer 3, the shielding layer 4, the steel armor 5 and the outer protective sleeve 6 are attached to the protective layer 11, and the inner insulating layer 3 is a rubber sleeve; the shielding layer 4 is a braided copper ribbon, because the current passing through the power cable 1 is large, a magnetic field can be generated around the current, and in order to not affect other elements, the shielding layer 4 can shield the electromagnetic field in the cable 1, and can play a certain grounding protection role, if the core wire of the cable 1 is damaged, the leaked current can flow along the shielding layer 4 as a grounding net, so that the safety protection role is played; the steel armor 5 can increase the mechanical strength of the cable 1 and improve the anti-corrosion capability; the outer protective sheath 6 is the rubber sleeve similarly, and the outer protective sheath 6 outside is equipped with waterproof cover 7, waterproof cover 7 for rubber hose and with the pyrocondensation pipe 8 between integrative the setting, waterproof cover 7 both ends equal fixedly connected with pyrocondensation pipe 8, pyrocondensation pipe 8 and the external screw thread 9 laminating setting of inoxidizing coating 11.
As shown in fig. 1, the inner insulating layer 3, the shielding layer 4, the steel armor 5, and the outer protective jacket 6 are disposed in a step shape at the joint with the protective layer 11.
As shown in fig. 1, a snap ring 10 is disposed at the joint of the outer protective sleeve 6 and the protective layer 11, and a groove 13 matched with the snap ring 10 is disposed on the protective layer 11.
The implementation principle of the embodiment is as follows: during the use, form fusing connector 2 with copper core conductor 12 in two cables 1 through the mode of fusing connector 2, overlap insulating layer 3 outside fusing connector 2 in proper order, shielding layer 4, steel armour 5 and outer protective sheath 6 both ends and inoxidizing coating 11 outside fusing connector 2, and ensure insulating layer 3, shielding layer 4, steel armour 5 and outer protective sheath 6 both ends and inoxidizing coating 11 both ends can laminate with inoxidizing coating 11 respectively, cover waterproof jacket 7 pipe on outer protective sheath 6 at last, and make the pyrocondensation pipe 8 at both ends be close to the external screw thread 9 of inoxidizing coating, heat pyrocondensation pipe 8, make pyrocondensation pipe 8 be heated the back and hug closely with external screw thread 9 on the inoxidizing coating 11, ensure the stability of waterproof jacket 7 pipe on outer protective sheath.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (4)
1. High standard of cable hinders water formula fusion joint, including a pair of cable (1), cable (1) includes copper core conductor (12) and inoxidizing coating (11), inoxidizing coating (11) cover in copper core conductor (12) surface, be equipped with external screw thread (9), its characterized in that on inoxidizing coating (11): one side that copper core conductor (12) are close to each other is equipped with melting connector (2), melting connector (2) week side by interior to exterior be equipped with insulating interior layer (3), shielding layer (4), steel armour (5) and outer protective sheath (6) in proper order, insulating interior layer (3), shielding layer (4), steel armour (5) and outer protective sheath (6) both ends all with inoxidizing coating (11) laminating sets up, the outer protective sheath (6) outside is equipped with waterproof cover (7), the equal fixedly connected with pyrocondensation pipe (8) in waterproof cover (7) both ends, pyrocondensation pipe (8) with the external screw thread (9) laminating of inoxidizing coating (11) sets up.
2. The high-standard water-blocking type fusion-joint for cables as claimed in claim 1, wherein: the waterproof sleeve (7) is a rubber hose and is integrally arranged with the heat shrinkable tube (8).
3. The high-standard water-blocking type fusion-joint for cables as claimed in claim 1, wherein: the inner insulating layer (3), the shielding layer (4), the steel armor (5) and the outer protective sleeve (6) are arranged in a step shape at the joint of the protective layer (11).
4. The high-standard water-blocking type fusion-joint for cables as claimed in claim 1, wherein: outer protective sheath (6) with inoxidizing coating (11) laminating department is equipped with snap ring (10), seted up on inoxidizing coating (11) with snap ring (10) matched with recess (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121940017.7U CN215497099U (en) | 2021-08-18 | 2021-08-18 | High-standard water-blocking type fusion joint for cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121940017.7U CN215497099U (en) | 2021-08-18 | 2021-08-18 | High-standard water-blocking type fusion joint for cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215497099U true CN215497099U (en) | 2022-01-11 |
Family
ID=79762773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121940017.7U Active CN215497099U (en) | 2021-08-18 | 2021-08-18 | High-standard water-blocking type fusion joint for cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215497099U (en) |
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2021
- 2021-08-18 CN CN202121940017.7U patent/CN215497099U/en active Active
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