CN207489566U - A kind of armored prefabricated branch cable - Google Patents
A kind of armored prefabricated branch cable Download PDFInfo
- Publication number
- CN207489566U CN207489566U CN201721598341.9U CN201721598341U CN207489566U CN 207489566 U CN207489566 U CN 207489566U CN 201721598341 U CN201721598341 U CN 201721598341U CN 207489566 U CN207489566 U CN 207489566U
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- Prior art keywords
- cable
- branch
- leader
- connector sleeve
- socketed
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Abstract
The utility model discloses a kind of armored prefabricated branch cables, belong to electric power cable field, its technical solution is as follows, including leader cable, branch cable, steel band, several described branch cable one end are connected in leader cable side, the steel band is socketed in outside leader cable and branch cable, conductive cable core is equipped in the leader cable, conductive cable is equipped in the branch cable, described cable one end is wrapped in along cable core circumferencial direction on cable core, connector sleeve made of several metals is socketed with outside the cable winding end, the cable core passes through connector sleeve with cable, have the advantages that reduce branch cable and leader cable disconnection probability.
Description
Technical field
The utility model is related to electric power cable field, more particularly to a kind of armored prefabricated branch cable.
Background technology
Prefabricated branch cable be factory required according to cable user master, branch cable model, specification, section, length and
The indexs such as branch location, a series of production equipment specials in factory, the band branch to be completed on flow production line
Cable.Branch line is previously fabricated on main cable by factory, and branch line cross-sectional sizes and branch's line length etc. are according to design
It is required that determining, greatly shorten construction period, Master Cost and operating expenses is greatly reduced, larger ensure that the safety of distribution
Property and reliability.
Armored cable is then to wrap up one layer of steel band outside cable core to be used for protecting cable, to prevent pounding, pressing, racking outside cable
Core is damaged after skin leads to a kind of protective layer of short circuit;Cable enhances tension, compression strength after adding armor, prevents mouse worm
It bites, greatly extends the service life of cable.
The Chinese patent of Publication No. CN203444847U discloses a kind of single branch cable, it by restrictive coating and
Flame retardant coating and insulating layer between conductor are set, reduce the production cycle, makes cable that there is safe ready, waterproof, shockproof, electric property
The advantages of good, but branch cable relies only on branched connection members and is abutted with leader cable, when mounted, branch cable is by axis side
To dragging, easily branch cable is made to be detached with leader cable, then branch cable cannot conduct the electric power on leader cable, cause branch
Cable failure.
Utility model content
The purpose of this utility model is to provide a kind of armored prefabricated branch cable, and having reduces branch cable and leader cable
The advantages of disconnection probability.
The above-mentioned technical purpose of the utility model technical scheme is that:A kind of armored prefabricated branch
Cable, including leader cable, branch cable, steel band, several described branch cable one end are connected in leader cable side, the steel band set
It is connected on outside leader cable and branch cable, conductive cable core is equipped in the leader cable, conductive cable is equipped in the branch cable
Line, described cable one end are wrapped in along cable core circumferencial direction on cable core, and being socketed with several metals outside the cable winding end is made
Connector sleeve, the cable core and cable pass through connector sleeve.
By using above-mentioned technical proposal, cable is wrapped on cable core, is not easy when can make cable by axial force and cable core
It is detached from, while connector sleeve is set to be connected to winding end, winding end is avoided to be straightened and loses fixed function, restriction effect is played, carries
The bonding strength of high cable and cable core.
Further, the connector sleeve is the plate for being provided with several arc grooves, and two pieces of connector sleeves, which are clamped in cable, to be twined
Around end, holding tank is equipped with the cable winding end place of abutting in the connector sleeve, the internal diameter of the holding tank is wound in less than cable
Cricoid outer diameter.
By using above-mentioned technical proposal, arc groove and holding tank is set to ensure that connector sleeve can be carried out with cable core and cable
It is full of cooperation, increases frictional force, improves bonding strength.
Further, limited block is fixed in one piece of connector sleeve outer rim plane, another piece of connector sleeve outer rim is put down
Limiting slot is provided on face.The limited block grafting enters to make in limiting slot the tubulose of connector sleeve formation multichannel.
By using above-mentioned technical proposal, limited block and limiting slot is set to ensure that two pieces of connector sleeves can be fully mated, makes circle
Formation rule round shape in section between arc slot passes through connector sleeve convenient for cable and cable core.
Further, insulating layer is socketed with outside the cable core, is socketed with insulation sleeve outside the cable, the insulating layer and absolutely
Edge set is made of rubber material.
By using above-mentioned technical proposal, insulating layer and insulation sleeve is set to prevent electric current from leaking outside, improve degree of safety.
Further, stent is fixed between the leader cable and branch cable, the stent makes branch cable and main electricity
The variable angle of cable length direction.
By using above-mentioned technical proposal, make angle between branch cable and leader cable can root using the stent of different size
It needs to be changed according to client, and it is larger to ensure that the angle in producing later between branch cable and leader cable will not occur
Variation.
Further, filled layer, the filled layer package connection are socketed with outside the leader cable and branch cable junction
Set and exposed cable core and cable outside insulating layer and insulation sleeve.
By using above-mentioned technical proposal, setting filled layer avoids the electric current of cable core and cable connection end from leaking outside, and improves peace
Whole step.
Further, sheath is socketed with outside the insulating layer, insulation sleeve and filled layer, the sheath uses polyvinyl chloride material
Material is made.
By using above-mentioned technical proposal, make cable that there is good wear-resisting, ageing-resistant property, improve the use of cable
Service life.
Further, the steel band is socketed between sheath and insulating layer, insulation sleeve and filled layer, the sheath and steel band
Between be equipped with shielded layer, the shielded layer is made of tin plating copper product.
By using above-mentioned technical proposal, setting shielded layer avoids the transmission work of outside electromagnetic interference influence cable.
In conclusion the utility model has the advantages that:
1st, by the way that cable is made to be wrapped on cable core, while wound section is fixed by connector sleeve, ensures the company of cable and cable core
Connect stabilization;
2nd, by setting limited block and limiting slot on connector sleeve, ensure that connector sleeve is fully connected, make cable and cable core suitable
Profit passes through connector sleeve;
3rd, by the way that sheath is set to improve the service life of cable;
4th, by the way that shielded layer is set to avoid the normal transmission of outside electromagnetic interference electric power.
Description of the drawings
Fig. 1 is the general assembly design sketch of the present embodiment;
Fig. 2 is the connecting jacket structure figure of the present embodiment;
Fig. 3 is the connector sleeve sectional view of the present embodiment;
Fig. 4 is the cable sectional view of the present embodiment.
In figure, 1, leader cable;11st, cable core;12nd, insulating layer;2nd, branch cable;21st, cable;22nd, insulation sleeve;3rd, it connects
Set;31st, limiting slot;32nd, limited block;33rd, holding tank;34th, arc groove;4th, stent;5th, filled layer;6th, steel band;7th, sheath;8th, shield
Cover layer.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
The design principle of the utility model is:
By the way that cable 21 is wrapped on cable core 11, bondage when by axial force of cable 21 is made to live cable core 11, at this time cable
Line 21 is not easy to detach with cable core 11, while connector sleeve 3 clamps cable 21 and winds end, the winding end of cable 21 is made to be not easy to be unfolded, i.e.,
Will not occur the problem of being stretched when making to be pullled, make cable 21 that there is higher bonding strength with cable core 11.
Embodiment:A kind of armored prefabricated branch cable, with reference to Fig. 2, Fig. 4, including leader cable 1, branch cable 2, connector sleeve
3, branch cable 2 is connected to the side of 1 length direction of leader cable, and connector sleeve 3 wraps up leader cable 1 and 2 junction of branch cable;It is main
Cable 1 includes cable core 11, insulating layer 12, and branch cable 2 includes cable 21, insulation sleeve 22, and cable core 11 and cable 21 are copper
Cylindric, insulating layer 12, insulation sleeve 22 are made of rubber material, and insulating layer 12 is wrapped in 11 outside of cable core, and insulation sleeve 22 wraps
It is rolled in 21 outside of cable;Copper product has excellent electric conductivity, ensures the high efficiency of transmission of electric energy;Rubber has excellent insulation
Property, electric current leakage is avoided to influence personal safety.
With reference to Fig. 3, Fig. 4, leader cable 1 is twined with 2 junction naked layer 12 of branch cable and insulation sleeve 22,21 one end of cable
It is wound on cable core 11, cable core 11 winds end and is equipped with connector sleeve 3, and connector sleeve 3 is metallic plate made of copper, is stamped on connector sleeve 3
Arc groove 34 and holding tank 33, arc groove 34 are semicircular arc-shaped slot, the radius of arc groove 34 and cable core 11, cable with holding tank 33
The radius of line 21 is identical, and the radius of holding tank 33 is less than the winding radius of cable 21;Arc groove 34 is T-shaped, and holding tank 33 is set
At 3 middle part of connector sleeve, and in semi-circular, cable core 11 and 21 flat end of cable are connected in arc groove 34, and cable 21 winds end and supports
It is connected in holding tank 33, two pieces of connector sleeves 3 clamp cable core 11 and cable 21;With reference to Fig. 2, one piece of connector sleeve 3 is close to another piece of company
Limited block 32 is fixed on the outer rim end face of female connector 3, limiting slot 31, limited block 32 are provided on another piece of 3 outer rim end face of connector sleeve
It is pluggable to being completely superposed two pieces of connector sleeve outer rim end faces in limiting slot 31, two pieces of 3 edges of connector sleeve are welded.
With reference to Fig. 3, Fig. 4, cable core 11 and cable 21 are connected by connector sleeve 3,21 grafting of cable is avoided to enter in cable core 11 and is broken
11 structure of bad cable core, while holding tank 33 on connector sleeve 3 and 34 size of arc groove can also be adjusted in production, make branch
The specification of cable 2 can be approached with the specification of leader cable 1, make branch cable 2 that can transmit relatively high power, and tiny cable 21 is avoided to go out
Situation about now overloading;The radius of holding tank 33 is less than the winding radius of cable 21 simultaneously, increases the friction of connector sleeve 3 and cable 21
Power, and then improve bonding strength;With reference to Fig. 2, while limited block 32 and limiting slot 31 is set to ensure that two pieces of connector sleeves 3 can match completely
It closes, makes section formation rule round shape between arc groove 34, connector sleeve 3 is passed through convenient for cable 21 and cable core 11;And by two pieces of companies
Female connector 3 is welded, and is made have higher bonding strength between connector sleeve 3, is ensured that branch cable 2 is not easily disconnected from.
With reference to Fig. 2, Fig. 3, branch cable 2 is close to be fixed with stent 4 with 1 connecting pin side of leader cable, and stent 4 is moulded for arcuation
Expect block, the arc length of stent 4 can be changed in production as needed, and 4 one end of stent is connected with insulating layer 12, stent 4
The other end is connected with insulation sleeve 22;By installing the stent 4 of different size additional between leader cable 1 and branch cable 2, make branch electric
2 length direction of cable can be changed from the angle of 1 length direction of leader cable according to different working condition requirements, and cable is made to be suitable for difference
Operating mode improves the laying efficiency of cable.
With reference to Fig. 3, Fig. 4, connector sleeve 3 is socketed with filled layer 5 with 4 outer end of stent, and filled layer 5 is three made of epoxy resin
The block of horn shape, filled layer 5 also wrap up exposed cable core 11 and cable 21 outside insulating layer 12 and insulation sleeve 22, epoxy resin tool
There are excellent insulating properties and structural strength and hardness, setting filled layer 5 can not only avoid leader cable 1 and branch cable 2 from connecting
Electric current leakage is held, angle between branch cable 2 and leader cable 1 can be also further fixed, branch cable 2 is avoided to deviate.
With reference to Fig. 3, Fig. 4, steel band 6 is socketed with outside insulating layer 12, insulation sleeve 22 and connector sleeve 3, steel band 6 is steel sheets,
Setting steel band 6 enhances the tension of cable, compression strength, prevents mouse worm from biting cable, greatly extends the service life of cable;
Shielded layer 8 is socketed with outside steel band 6, shielded layer 8 is made of tin plating copper product;With reference to Fig. 1, sheath 7, sheath 7 are cased with outside shielded layer 8
It is made of pvc material;By setting shielded layer 8, the transmission of external electromagnetic energy affect electric power, setting shield are effectively avoided
Set 7 improves the wear-resistant and anti-aging performance of cable, and then improves the service life of cable.
Specific implementation process:During production, insulating layer 12 and insulation sleeve 22 are first wrapped up respectively on cable core 11 and cable 21, it
The position for installing branch cable 2 additional is needed to remove insulating layer 12 in insulating layer 12 afterwards, later by 21 one ends wound of cable in cable core
On 11, two pieces of connector sleeves 3 are clamped to cable 21 later and wind end, arc groove 34 is made to be abutted with cable core 11, cable 21, and will
Cable 21 is wound in end insertion holding tank 33, and two pieces of 3 upper limit position blocks 32 of connector sleeve and limiting slot 31 are docked and clamped at this time, it
Spot welding is carried out on 3 edge of connector sleeve afterwards, completes the connection of leader cable 1 and branch cable 2.
Stent 4 is installed additional close to junction, make between branch cable 2 and leader cable 1 in leader cable 1 and branch cable 2 later
Form certain angle;Then filled layer 5 is socketed outside connector sleeve 3 and stent 4, later in insulating layer 12, insulation sleeve 22 and filling
5 outside of layer installs steel band 6 additional, then installs shielded layer 8 additional in 6 outside of steel band, sheath 7 is then socketed outside shielded layer 8, is completed prefabricated
The making of branch cable.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (8)
1. a kind of armored prefabricated branch cable, including leader cable(1), branch cable(2), steel band(6), several branch cables
(2)One end is connected in leader cable(1)Side, the steel band(6)It is socketed in leader cable(1)And branch cable(2)Outside, feature
It is:The leader cable(1)It is interior to be equipped with conductive cable core(11), the branch cable(2)It is interior to be equipped with conductive cable(21), it is described
Cable(21)One end is along cable core(11)Circumferencial direction is wrapped in cable core(11)On, the cable(21)It is socketed with outside winding end several
Connector sleeve made of metal(3), the cable core(11)With cable(21)Across connector sleeve(3).
2. a kind of armored prefabricated branch cable according to claim 1, it is characterized in that:The connector sleeve(3)If to be provided with
Dry arc groove(34)Plate, two pieces of connector sleeves(3)It is clamped in cable(21)Wind end, the connector sleeve(3)Interior and cable
Line(21)It winds and holding tank is equipped at the abutting of end(33), the holding tank(33)Internal diameter be less than cable(21)It is wound in cricoid
Outer diameter.
3. a kind of armored prefabricated branch cable according to claim 2, it is characterized in that:One piece of connector sleeve(3)Outer rim
Limited block is fixed in plane(32), another piece of connector sleeve(3)Limiting slot is provided in outer rim plane(31), the limited block
(32)Grafting enters limiting slot(31)Inside make connector sleeve(3)Form the tubulose of multichannel.
4. a kind of armored prefabricated branch cable according to claim 3, it is characterized in that:The cable core(11)It is outer to be socketed with absolutely
Edge layer(12), the cable(21)It is socketed with insulation sleeve outside(22), the insulating layer(12)And insulation sleeve(22)By rubber material
Material is made.
5. a kind of armored prefabricated branch cable according to claim 4, it is characterized in that:The leader cable(1)With branch's electricity
Cable(2)Between be fixed with stent(4), the stent(4)Make branch cable(2)With leader cable(1)The variable angle of length direction.
6. a kind of armored prefabricated branch cable according to claim 5, it is characterized in that:The leader cable(1)With branch's electricity
Cable(2)Filled layer is socketed with outside junction(5), the filled layer(5)Wrap up connector sleeve(3)It is and exposed in insulating layer(12)With it is exhausted
Edge set(22)Outer cable core(11)And cable(21).
7. a kind of armored prefabricated branch cable according to claim 6, it is characterized in that:The insulating layer(12), insulation sleeve
(22)And filled layer(5)It is socketed with sheath outside(7), the sheath(7)It is made of pvc material.
8. a kind of armored prefabricated branch cable according to claim 7, it is characterized in that:The steel band(6)It is socketed in sheath
(7)With insulating layer(12), insulation sleeve(22)And filled layer(5)Between, the sheath(7)With steel band(6)Between be equipped with shielded layer
(8), the shielded layer(8)It is made of tin plating copper product.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721598341.9U CN207489566U (en) | 2017-11-24 | 2017-11-24 | A kind of armored prefabricated branch cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721598341.9U CN207489566U (en) | 2017-11-24 | 2017-11-24 | A kind of armored prefabricated branch cable |
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Publication Number | Publication Date |
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CN207489566U true CN207489566U (en) | 2018-06-12 |
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ID=62471538
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CN201721598341.9U Expired - Fee Related CN207489566U (en) | 2017-11-24 | 2017-11-24 | A kind of armored prefabricated branch cable |
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CN (1) | CN207489566U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118137251A (en) * | 2024-04-30 | 2024-06-04 | 广东科学技术职业学院 | Cable winding wiring installation mechanism and transformer branch cable |
CN118137251B (en) * | 2024-04-30 | 2024-07-26 | 广东科学技术职业学院 | Cable winding wiring installation mechanism and transformer branch cable |
-
2017
- 2017-11-24 CN CN201721598341.9U patent/CN207489566U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118137251A (en) * | 2024-04-30 | 2024-06-04 | 广东科学技术职业学院 | Cable winding wiring installation mechanism and transformer branch cable |
CN118137251B (en) * | 2024-04-30 | 2024-07-26 | 广东科学技术职业学院 | Cable winding wiring installation mechanism and transformer branch cable |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20211124 |