CN207994601U - A kind of novel extra large land cable crossover sub - Google Patents
A kind of novel extra large land cable crossover sub Download PDFInfo
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- CN207994601U CN207994601U CN201820507986.5U CN201820507986U CN207994601U CN 207994601 U CN207994601 U CN 207994601U CN 201820507986 U CN201820507986 U CN 201820507986U CN 207994601 U CN207994601 U CN 207994601U
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- cable
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- connecting tube
- adapter body
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Abstract
The utility model discloses a kind of novel extra large land cable crossover subs, including adapter body, tri-finger stall, land cable protecting pipe, extra large cable protecting pipe and metal connecting tube composition；Major diameter connecting sleeve is arranged in one end of tri-finger stall, and three minor diameter connecting tubes are arranged in the other end；Extra large cable cable core is connect by adapter body with land cable cable core；Extra large cable protecting pipe, one end connect extra large cable cable core sheath, and other end is connected to adapter body port；Land cable cable core passes through minor diameter connecting tube；Land cable protecting pipe is set on the cable cable core of land, and one end connects minor diameter connecting tube, and other end is connected to adapter body port；The major diameter connecting sleeve of tri-finger stall is set on overland cable oversheath；Metal connecting tube is used to connect the conductor of extra large cable cable core and land cable cable core.The utility model can realize that the conversion between overland cable and submarine cable different structure connects, easy for installation simple, strong applicability, low cost.
Description
Technical field
The utility model is related to cable intermediate joints, and in particular to a kind of novel extra large land cable crossover sub.
Background technology
Submarine cable logs in needs and is connect with overland cable, and submarine cable from overland cable because structure is different, it is traditional
Transition joint cannot be satisfied connection request, and sea land cable conversion connection at present is generally solved using ring main unit.Ring main unit cost is high,
Need special immobilizing foundation, installation space narrow.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of novel extra large land cable crossover subs, realize overland cable
Conversion between submarine cable different structure is connect.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：The novel extra large land cable conversion of one kind connects
Head, including adapter body, tri-finger stall, land cable protecting pipe, extra large cable protecting pipe and metal connecting tube composition；
The tri-finger stall includes shell of the middle part with cavity, be set to that shell one end connect with overland cable it is big directly
Diameter connecting sleeve and it is set to three minor diameter connecting tubes that the shell other end is connect with protecting pipe；The major diameter connection
Casing is connect with the cavity with the minor diameter connecting tube；
The adapter body is set in extra large cable cable core and land cable cable core centre position, and the middle part on the inside of adapter body is provided with
Metal connecting tube；The metal connecting tube is the tubular shape conductor for connecting extra large cable cable core and land cable cable core；
The land cable protecting pipe is set on the cable cable core of land, and one end is connect with minor diameter connecting tube, the other end and connector master
Body connects；
The extra large cable protecting pipe is set on extra large cable cable core, and one end is connect with adapter body, and the other end is set in extra large cable
On the sheath of cable core.
Further, the adapter body includes semiconductive stress cone, insulation sleeve, semiconductive stress tube and outer semiconductive
Layer；Outer semiconducting layer is arranged in the outer layer of the insulation sleeve, and semiconductive stress cone is arranged in both ends；The inside of insulation sleeve is set in the middle
It is equipped with semiconductive stress tube；Metal connecting tube is arranged in the inside of the semiconductive stress tube.
Further, three minor diameter connecting tubes are in three vertex distributions of isosceles triangle.
Further, the shell of the tri-finger stall, major diameter connecting sleeve and three minor diameter connecting sleeves one at
Type.
Further, the metal connecting tube is copper pipe or aluminum pipe.
The beneficial effects of the utility model：
1, the conversion connection between overland cable and submarine cable different structure can be achieved；
2, coordinated by tri-finger stall and protecting pipe, can effectively realize the waterproof at overland cable end；
3, by the cooperation of protecting pipe and extra large cable cable core sheath, the waterproof at submarine cable end can be effectively realized；
4, pyrocondensation or shrinkage material cable accessory can be used；
5, simple, strong applicability easy for installation, can be applied to 6kV~35kV overland cables and submarine cable；
6, the utility model low cost is 1/10 or so of ring main unit price, without special basis, not by installation space shadow
It rings.
Description of the drawings
In order to more clearly illustrate the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is simply introduced, it should be apparent that, the accompanying drawings in the following description is only some realities described in the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the sectional view of adapter body.
Fig. 3 is the sectional view of tri-finger stall.
Fig. 4 is the side view of tri-finger stall.
The sectional view of Fig. 5 protecting pipes.
Fig. 6 is schematic diagram of the adapter body after installation is complete.
Specific implementation mode
The technical solution of the utility model will be clearly and completely described by specific implementation mode below.
As shown in Figs. 1-5, it is the novel extra large land cable crossover sub of one kind of the utility model, including the finger of adapter body 4, three
Set 8, metal connecting tube 5, extra large cable protecting pipe 3 and land cable protecting pipe 7 form；
The tri-finger stall 8 includes shell 81 of the middle part with cavity 84, is set to shell one end and is connect with overland cable
Major diameter connecting sleeve 82 and be set to three minor diameter connecting tubes 83 that the shell other end is connect with protecting pipe；Described
Major diameter connecting sleeve 82 is connect with the cavity 84 with the minor diameter connecting tube 83；
The adapter body is set in extra large cable cable core and land cable cable core centre position, including semiconductive stress cone 10, insulation
Set 11, semiconductive stress tube 12 and outer semiconducting layer 13；Outer semiconducting layer 13, both ends setting is arranged in the outer layer of the insulation sleeve 11
Semiconductive stress cone 10；The inside of insulation sleeve 11 is provided with semiconductive stress tube 12 in the middle；The semiconductive stress tube 12
Inside be arranged metal connecting tube；The metal connecting tube is the tubular shape conductor for connecting extra large cable cable core and land cable cable core,
Material is copper or aluminium；
The land cable protecting pipe is set on the cable cable core of land, and one end is connect with minor diameter connecting tube, the other end and connector master
Body 4 connects；
The extra large cable protecting pipe is set on extra large cable cable core, and one end is connect with adapter body 4, and the other end is set in extra large cable
On the sheath of cable core；
The metal connecting tube is used to connect the conductor of extra large cable cable core and land cable cable core.
Three minor diameter connecting tubes of the utility model are in three vertex distributions of isosceles triangle.
Shell, major diameter connecting sleeve and the three minor diameter connecting sleeves of the tri-finger stall of the utility model are integrally formed.
The connection method of the novel extra large land cable crossover sub of the utility model, includes the following steps：
（1）The protective layer of 1 outside of submarine cable is removed, three-phase extra large cable cable core is separated, the front end of extra large cable cable core 2 is pressed
Sheath, lead set, external shielding layer and the insulation for providing process length removal extra large cable cable core 2, extra large cable is set to by extra large cable protecting pipe 3 in advance
On cable core 2；
（2）By overland cable 9 by regulation process length removal oversheath, steel band, inner sheath, copper strips, external shielding layer and absolutely
Edge separates three land cable cable cores 6, and the front end of three land cable cable cores 6 is each passed through three minor diameter connecting sleeves of tri-finger stall
83；Then the major diameter connecting sleeve 82 of tri-finger stall is set on overland cable oversheath, on overland cable oversheath, then will
Land cable protecting pipe 7 is set in advance on the land cable cable core 6 for stretching out minor diameter connecting sleeve 83；
（3）Three adapter bodies 4 are sleeved in advance on extra large cable cable core 2 or land cable cable core 6, metal connecting tube 4 is then passed through
The conductor of extra large cable cable core and land cable cable core is connected, adapter body is then moved into extra large cable cable core and land cable cable core interconnecting piece
The centre position divided；
（4）3 one end of extra large cable protecting pipe is set on the sheath of 2 rear end of extra large cable cable core, the other end connects with adapter body 4
It connects；Land cable protecting pipe one end is set in the minor diameter connecting sleeve 83 of tri-finger stall, the other end is connect with adapter body 4；
（5）Finally carry out waterproof, armouring processing.
The land cable protecting pipe and extra large cable protecting pipe of the utility model are rubber material or EVA material.
Embodiment described above is only that preferred embodiments of the present invention are described, not new to this practicality
The conception and scope of type is defined, without departing from the design concept of the present utility model, ordinary skill skill in this field
Art personnel should all fall into the scope of protection of the utility model to all variations and modifications that the technical solution of the utility model is made,
The claimed technology contents of the utility model, are all documented in technology claim.
Claims (5)
1. a kind of novel extra large land cable crossover sub, it is characterised in that：Including adapter body, tri-finger stall, land cable protecting pipe, extra large cable
Protecting pipe and metal connecting tube composition；
The tri-finger stall includes that middle part carries the shell of cavity, is set to the major diameter company that shell one end is connect with overland cable
Female connector pipe and it is set to three minor diameter connecting tubes that the shell other end is connect with protecting pipe；The major diameter connecting sleeve
It is connect with the cavity with the minor diameter connecting tube；
The adapter body is set in extra large cable cable core and land cable cable core centre position, and the middle part on the inside of adapter body is provided with metal
Connecting tube；The metal connecting tube is the tubular shape conductor for connecting extra large cable cable core and land cable cable core；
The land cable protecting pipe is set on the cable cable core of land, and one end is connect with minor diameter connecting tube, and the other end connects with adapter body
It connects；
The extra large cable protecting pipe is set on extra large cable cable core, and one end is connect with adapter body, and the other end is set in extra large cable cable core
Sheath on.
2. the novel extra large land cable crossover sub of one kind according to claim 1, it is characterised in that：The adapter body packet
Include semiconductive stress cone, insulation sleeve, semiconductive stress tube and outer semiconducting layer；Outer semiconductive is arranged in the outer layer of the insulation sleeve
Semiconductive stress cone is arranged in layer, both ends；The inside of insulation sleeve is provided with semiconductive stress tube in the middle；The semiconductive stress
Metal connecting tube is arranged in the inside of pipe.
3. the novel extra large land cable crossover sub of one kind according to claim 1, it is characterised in that：Three minor diameters
Connecting tube is in three vertex distributions of isosceles triangle.
4. the novel extra large land cable crossover sub of one kind according to claim 1, it is characterised in that：The shell of the tri-finger stall
Body, major diameter connecting sleeve and three minor diameter connecting sleeves are integrally formed.
5. the novel extra large land cable crossover sub of one kind according to claim 1, it is characterised in that：The metal connecting tube
For copper pipe or aluminum pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507986.5U CN207994601U (en) | 2018-04-11 | 2018-04-11 | A kind of novel extra large land cable crossover sub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820507986.5U CN207994601U (en) | 2018-04-11 | 2018-04-11 | A kind of novel extra large land cable crossover sub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207994601U true CN207994601U (en) | 2018-10-19 |
Family
ID=63830726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820507986.5U Active CN207994601U (en) | 2018-04-11 | 2018-04-11 | A kind of novel extra large land cable crossover sub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207994601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429224A (en) * | 2018-04-11 | 2018-08-21 | 江苏中天科技电缆附件有限公司 | A kind of novel extra large land cable crossover sub |
| CN110098495A (en) * | 2019-04-29 | 2019-08-06 | 江苏亨通高压海缆有限公司 | Beach joint for optical fiber composite submarine cable and preparation method thereof |
-
2018
- 2018-04-11 CN CN201820507986.5U patent/CN207994601U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429224A (en) * | 2018-04-11 | 2018-08-21 | 江苏中天科技电缆附件有限公司 | A kind of novel extra large land cable crossover sub |
| CN110098495A (en) * | 2019-04-29 | 2019-08-06 | 江苏亨通高压海缆有限公司 | Beach joint for optical fiber composite submarine cable and preparation method thereof |
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