CN218215726U

CN218215726U - Damp-proof and waterproof cable middle fusion joint

Info

Publication number: CN218215726U
Application number: CN202222298123.0U
Authority: CN
Inventors: 马可心
Original assignee: Shaanxi Anyat Power Engineering Co ltd
Current assignee: Shaanxi Anyat Power Engineering Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-03
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a butt fusion connects in middle of dampproofing and waterproofing's cable relates to butt fusion connects technical field, including the butt fusion body, set up the cable at both ends about the butt fusion body and set up at the inside electric core of butt fusion body, the equal integrated into one piece in both ends has the extension sleeve pipe about the butt fusion body, has all seted up the constant head tank on the wall of the left and right sides of butt fusion body, and swing joint has the holding ring in the constant head tank, and the holding ring keeps away from the sealed pad of one end fixedly connected with of constant head tank, the utility model provides a can realize carrying out water-proof treatment through installing the holding ring additional on the butt fusion, sealed pad, waterproof portion and pyrocondensation pipe to the junction of butt fusion and cable, need not to use the winding of waterproof sticky tape multiturn, can reduce the water-proof treatment degree of difficulty behind butt fusion and the cable erection, improve waterproof performance simultaneously, reduce the butt fusion connects in the middle of dampproofing and waterproofing's of potential safety hazard that exists because of intaking in the cable use.

Description

Welding joint in middle of dampproofing waterproof cable

Technical Field

The utility model relates to a butt fusion connects technical field, especially relates to a butt fusion connects in middle of dampproofing and waterproofing's cable.

Background

In order to form a continuous circuit from multiple cable sections during the laying process, the cable sections must be connected together, and the connection mechanism between the cable sections is a fusion splice.

For preventing that the junction of welded joint and cable from intaking, generally need carry out water repellent to it, present water repellent mode is through the winding of waterproof sticky tape butt joint department, waterproof sticky tape is after using a period, the viscidity of waterproof sticky tape can descend, and then lead to waterproof performance can descend gradually, if the welded joint with cable junction intake will make cable junction electric conductivity low, the junction generates heat, insulating properties descends, at this moment the cable resumes to use and just has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a butt fusion connects in middle of dampproofing waterproof cable can realize carrying out water-proof treatment to the junction of butt fusion head and cable through install holding ring, sealed pad, waterproof portion and pyrocondensation pipe additional on the butt fusion head, need not to use the winding of many rings of waterproof adhesive tape, can reduce the water-proof treatment degree of difficulty behind butt fusion head and the cable installation, improves waterproof performance simultaneously, reduces the potential safety hazard that exists because of intaking in the cable use.

The above technical object of the present invention can be achieved by the following technical solutions:

the utility model provides a butt fusion connects in middle of dampproofing and waterproofing's cable, includes the heat sealing head body, sets up the cable at both ends about the heat sealing head body and sets up the electric core inside the heat sealing head body, the equal integrated into one piece in both ends has the extension sleeve pipe about the heat sealing head body, the constant head tank has all been seted up on the left and right sides wall of heat sealing head body, swing joint has the holding ring in the constant head tank, the one end fixedly connected with that the constant head tank was kept away from to the holding ring is sealed, the one end that the holding ring was kept away from to sealed the pad is provided with waterproof portion, the one end that sealed pad was kept away from in waterproof portion is provided with the pyrocondensation pipe.

Through adopting above-mentioned technical scheme, can realize carrying out water-proof treatment through installing holding ring, sealed pad, waterproof portion and pyrocondensation pipe additional on the fusion splice to the junction of fusion splice and cable, need not to use waterproof sticky tape multiturn winding, can reduce the water-proof treatment degree of difficulty behind fusion splice and the cable installation, improve waterproof performance simultaneously, reduce the potential safety hazard that exists because of intaking in the cable use.

The utility model discloses further set up to: the locating ring is made of a magnetic block, a second magnetic block is fixedly connected to the inner bottom end of the locating groove, the locating ring is a circular ring-shaped magnetic block, the shape of the second magnetic block is matched with the second magnetic block, and the magnetic poles of the locating ring and the second magnetic block which are close to each other are opposite.

Through adopting above-mentioned technical scheme, through the magnetic attraction between holding ring and the second magnetism piece, can guarantee the stability after holding ring and constant head tank are connected, can drive the sealed lateral wall that fills up and the welded joint body simultaneously and closely laminate.

The utility model discloses further set up to: the sealing gasket is made of a rubber gasket, and the shape of the sealing gasket is matched with the shape of the section of the welding head body.

Through adopting above-mentioned technical scheme, can guarantee the leakproofness of sealed pad after laminating with the welded joint body lateral wall effectively, pack into the constant head tank through sealed the holding ring that fills up sealed the sealed and welded joint body and the ring dress, can prevent that the water from permeating the junction of welded joint body and cable from the lateral wall of welded joint body, improve dampproofing and waterproofing performance.

The utility model discloses further set up to: the waterproof part is made of flexible rubber, and the inner diameter of the heat-shrinkable tube is matched with the outer diameter of the cable.

By adopting the technical scheme, the heat-shrinkable tube can be shrunk after being heated to high temperature, has the characteristics of softness, flame retardance, insulation and corrosion resistance, ensures the sealing property of the joint of the heat-shrinkable tube and a cable, and further improves the moisture-proof and waterproof performances.

To sum up, the utility model discloses a beneficial technological effect does:

(1) This scheme can realize carrying out water-proof treatment to the junction of welding head and cable through install holding ring, sealed pad, waterproof portion and pyrocondensation pipe additional on the welding head, need not to use waterproof sticky tape multiturn winding, can reduce the water-proof treatment degree of difficulty behind welding head and the cable installation, improves waterproof performance simultaneously, reduces the potential safety hazard that exists because of intaking in the cable use.

(2) Through the magnetic attraction between holding ring and the second magnetism piece in this scheme, can guarantee the stability after holding ring and constant head tank are connected, can drive the sealed lateral wall that fills up and the welded joint body closely to laminate simultaneously.

(3) The leakproofness of sealed pad after can guaranteeing sealed the laminating with the fusion splice body lateral wall effectively of this scheme, pack into the constant head tank through sealed the holding ring that fills up sealed with the fusion splice body is sealed and the ring dress, but the junction of infiltration fusion splice body and cable on the lateral wall of preventable water follow fusion splice body improves dampproofing and waterproofing performance.

(4) According to the scheme, the heat shrinkable tube can be shrunk after being heated to high temperature, has the characteristics of softness, flame retardance, insulation and corrosion resistance, guarantees the sealing property of the joint of the heat shrinkable tube and a cable, and further improves the moisture-proof and waterproof performances

Drawings

Fig. 1 is a schematic view of the working state of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 without the retaining ring installed;

FIG. 3 is a schematic view of the structure of the retaining ring portion;

fig. 4 is a side view of the present invention.

Reference numerals: 1. a weld head body; 11. an extension sleeve; 12. positioning a groove; 13. a second magnetic block; 2. a cable; 3. a positioning ring; 4. a gasket; 5. a waterproof section; 6. and (7) heat-shrinkable tubes.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples.

Referring to the attached drawings 1-4, a dampproof and waterproof cable intermediate fusion splice comprises a fusion splice body 1, cables 2 arranged at the left end and the right end of the fusion splice body 1 and electric cores arranged inside the fusion splice body 1, an extension sleeve 11 is integrally formed at the left end and the right end of the fusion splice body 1, positioning grooves 12 are formed in the left side wall and the right side wall of the fusion splice body 1, positioning rings 3 are movably connected in the positioning grooves 12, sealing gaskets 4 are fixedly connected to one ends, far away from the positioning grooves 12, of the positioning rings 3, waterproof portions 5 are arranged at one ends, far away from the positioning rings 3, of the waterproof portions 5, far away from the sealing gaskets 4, heat shrinkable tubes 6 are arranged at one ends, far away from the sealing gaskets 4, if the fusion splice body 1 and the cables 2 are arranged outdoors, drainage can be accelerated by the one ends, near the sealing gaskets 4, of the waterproof portions 5, which are gradually shrunk in diameter, close to one ends of the heat shrinkable tubes 6.

Referring to fig. 4, the positioning ring 3 is made of magnetic blocks, a second magnetic block 13 is fixedly connected to the inner bottom end of the positioning groove 12, the positioning ring 3 is a circular magnetic block, the shape of the second magnetic block 13 is matched with that of the positioning ring, the magnetic poles of the ends, close to each other, of the positioning ring 3 and the second magnetic block 13 are opposite, through the magnetic attraction between the positioning ring 3 and the second magnetic block 13, the stability of the positioning ring 3 and the positioning groove 12 after connection can be guaranteed, and meanwhile, the sealing gasket 4 can be driven to be tightly attached to the side wall of the fusion head body 1.

Referring to the attached drawings 1 and 4, the sealing gasket 4 is made of a rubber gasket, the shape of the sealing gasket 4 is matched with the cross-sectional shape of the welding head body 1, the sealing performance of the sealing gasket 4 and the side wall of the welding head body 1 after being attached can be effectively guaranteed, the sealing gasket 4 and the welding head body 1 are sealed, and the positioning ring 3 which is annularly arranged is arranged in the positioning groove 12, so that water can be prevented from permeating into the joint of the welding head body 1 and the cable 2 from the side wall of the welding head body 1, and the moisture-proof and water-proof performance is improved.

Referring to fig. 1 and 4, the waterproof part 5 is made of flexible rubber, the inner diameter of the heat shrinkable tube 6 is matched with the outer diameter of the cable 2, and the heat shrinkable tube 6 can be shrunk after being heated to high temperature by external equipment, so that the waterproof cable has the characteristics of softness, flame retardance, insulation and corrosion resistance, the sealing property of the joint of the heat shrinkable tube 6 and the cable 2 is ensured, and the moisture-proof and waterproof properties are further improved.

The working principle of the embodiment is as follows: when using, install holding ring 3 and fusion joint body 1 through constant head tank 12, guarantee the stability of installation through the magnetic attraction between holding ring 3 and the second magnetism piece 13, and make sealed 4 and the inseparable laminating of the lateral wall of fusion joint body 1 of filling up simultaneously, the prevention water infiltrates the junction of fusion joint body 1 and cable 2 from the lateral wall of fusion joint body 1, protect the junction of cable 2 and fusion joint body 1 through waterproof portion 5, at last through external equipment heating postheat shrink pipe 6, make it can with cable 2 zonulae occludens, this scheme can realize through installing the holding ring additional on the fusion joint, sealed pad, waterproof portion and heat shrink pipe carry out water repellent to the junction of fusion joint and cable, need not to use waterproof sticky tape many rings winding, can reduce the water repellent treatment degree of difficulty behind fusion joint and the cable erection, improve waterproof performance simultaneously, reduce the potential safety hazard that exists because of intaking in the cable use.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a welded joint in middle of dampproofing and waterproofing's cable, includes welded joint body (1), sets up cable (2) and the setting of both ends about welded joint body (1) at the inside electric core of welded joint body (1), its characterized in that: the equal integrated into one piece in both ends has extension sleeve pipe (11) about weld joint body (1), constant head tank (12) have all been seted up on the left and right sides wall of weld joint body (1), swing joint has holding ring (3) in constant head tank (12), the sealed pad (4) of one end fixedly connected with of constant head tank (12) is kept away from in holding ring (3), the one end that the holding ring (3) was kept away from in sealed pad (4) is provided with waterproof portion (5), the one end that sealed pad (4) were kept away from in waterproof portion (5) is provided with pyrocondensation pipe (6).

2. The moisture and water resistant cable intermediate fusion splice of claim 1, wherein: the positioning ring (3) is made of magnetic blocks, and a second magnetic block (13) is fixedly connected to the inner bottom end of the positioning groove (12).

3. The moisture and water resistant cable intermediate fusion splice of claim 2, wherein: the positioning ring (3) is a circular ring-shaped magnetic block, the shape of the second magnetic block (13) is matched with the positioning ring, and the magnetic poles of one end, close to the second magnetic block (13), of the positioning ring (3) are opposite.

4. The moisture and water resistant cable intermediate fusion splice of claim 1, in which: the sealing gasket (4) is a rubber gasket, and the shape of the sealing gasket (4) is matched with the cross-sectional shape of the welding head body (1).

5. The moisture and water resistant cable intermediate fusion splice of claim 1, wherein: the waterproof part (5) is made of flexible rubber, and the inner diameter of the heat shrinkable tube (6) is matched with the outer diameter of the cable (2).