CN104092178A - Cable connector connecting structure - Google Patents
Cable connector connecting structure Download PDFInfo
- Publication number
- CN104092178A CN104092178A CN201410292688.5A CN201410292688A CN104092178A CN 104092178 A CN104092178 A CN 104092178A CN 201410292688 A CN201410292688 A CN 201410292688A CN 104092178 A CN104092178 A CN 104092178A
- Authority
- CN
- China
- Prior art keywords
- cable
- cable core
- connecting portion
- protective cover
- fixed part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001681 protective effect Effects 0.000 claims description 41
- 238000007789 sealing Methods 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241000397426 Centroberyx lineatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Cable Accessories (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
A cable connector connecting structure relates to a structure for processing a middle connector of a cable in cable construction and solves the problem that a cable connector is prone to being damped to affect circuit power supply. The cable connector connecting structure comprises a first cable and a second cable. A connector of the first cable comprises a first cable core and a first cable core protection cover. A connector of the second cable comprises a second cable core and a second cable core protection cover. The first cable core protection cover and the second cable core protection cover are in clamped connection through grooves and convex blocks. The cable core protection covers and the cable cores are of integrated structures. A clamped connection structure of double layers of grooves and convex blocks is arranged at the connecting portion between the two cable core protection covers, so that moisture is prevented from entering the cables. The connecting portion between the cable core protection covers is in a semi-arc shape, so that workers can connect the two cable cores conveniently, and construction cannot be blocked.
Description
Technical field
the present invention relates to process in a kind of cable construction the structure of cable intermediate joint, specifically a kind of cable joint syndeton.
Background technology
because transition joint is that cable the weakest link in service and installation site are positioned at underground, when cable joint poor sealing, moisture easily immerses joint inside, particularly, in rainy season and the more shallow place of level of ground water, indirect is easily immersed in water first watch, accelerates moisture and immerses joint, cause cable insulation level to reduce, partial discharge progressively expands, and causes cable joint fault, affects whole piece line powering.
when cable joint breaks down, the electric arc of short circuit current meeting moment shot-firing cable joint, impact is the safe operation of adjacent cable around.What the power cable medial head major part of using at present adopted is to increase other device to connect fastening, although all done fastening in junction, but because adopted mode is the mode split type with cable, in any case therefore process, time has been grown at seam crossing and still can cause moisture moisture to be invaded, impact power supply.
Summary of the invention
the object of the present invention is to provide a kind of cable joint syndeton, solution cable joint place easily makes moist and affects the problem of line powering.
the technical solution adopted for the present invention to solve the technical problems is: a kind of cable joint syndeton, comprise the first cable and the second cable, it is characterized in that, the joint of described the first cable and the second cable comprises respectively the first cable core, the first cable core protective cover and the second cable core, the second cable core protective cover, the first cable core protective cover and the second cable core protective cover comprise respectively the first fixed part, the first connecting portion and the second fixed part, the second connecting portion, described the first fixed part and the second fixed part are wrapped in respectively cable core outermost layer, near cable core joint, be horn-like so that leave winding space between cable core protective cover and cable core, described the first connecting portion and the second connecting portion are semiarc shape, the end face of the first connecting portion, along the side of axis direction and the junction end face of the first fixed part and the first connecting portion be equipped with two grooves, and groove is directly interconnected, the end face of the second connecting portion, along the side of axis direction and the junction end face of the second fixed part and the second connecting portion be equipped with two projections, and projection interconnects, the projection of the second connecting portion end face can snap in the groove of junction end face of the first fixed part and the first connecting portion, the lateral grooves of the second connecting portion axis direction can snap in the lateral grooves of the first connecting portion axis direction, the projection of the junction end face of the second fixed part and the second connecting portion can snap in the groove of the first connecting portion end face, after clamping, the first cable core protective cover and the second cable core protective cover form the cylinder of sealing.
described groove is dovetail groove shape, and corresponding projection is dovetail shaped.
described tongue two side is respectively equipped with arc groove, and corresponding projection two side is respectively equipped with arc convex.
the first cable core protective cover and the second cable core protective cover inwall are provided with one deck flame-retardant layer.
the invention has the beneficial effects as follows: the cable core protective cover of employing is the structure with cable core one, what at the interface of two cable core protective cover connecting portions, adopt is the interface arrangment of double-row grooves and projection, thereby avoided moisture invasion, the connecting portion of cable core protective cover adopts half arc, can facilitate staff to connect two cable cores, can not hinder construction; Cable core protective cover is horn-like cable core and the cable core protective cover of making in the position near cable core end and has space, is to make allowances greatly for adjacent cable core is wound around rear size change.
Accompanying drawing explanation
fig. 1 is the first construction of cable schematic diagram,
fig. 2 is the A-A view of Fig. 1,
fig. 3 be the B of Fig. 1 to view,
fig. 4 is the second construction of cable schematic diagram,
fig. 5 is the C-C view of Fig. 4,
fig. 6 be the D of Fig. 4 to view,
fig. 7 is that the first cable is combined rear structural representation with the second cable,
fig. 8 is the E-E view of Fig. 7.
in figure: 1 first cable core, 2 first cable core protective covers, 21 first fixed parts, 22 first connecting portions, 23 grooves, 3 second cable cores, 4 second cable core protective covers, 41 second fixed parts, 42 second connecting portions, 43 projections.
Embodiment
in power construction process, the laying of cable is particularly important, and most cable is all provided underground, this just has strict demand to cable joint, because provided underground is difficult for observing maintenance cable joint on the one hand, underground environment is poor on the other hand, topmost problem is exactly moist, and moisture can stop by equipment such as some boxes easily unlike solid matter, as long as there is gap moisture just can pierce, therefore to cable joint, brought very large puzzlement, as easy as rolling off a log after cable joint makes moist whole circuit has been caused to power supply impact, serious also can set off an explosion.The mode of processing at present cable joint in construction generally adopts the form of armored cassette, also have to adopt to be wound around the then fixing mode in two ends of armoring tape, but connection device all and between cable, have gap, is very easy to cause moisture to enter.In order to address this problem; the mode of employing of the present invention and cable core one; by two parallel grooves and projection clamping, prevent that moisture from invading; found through experiments while adopting a groove and projection clamping; moisture still can be invaded along gap; when adopting two grooves and projection clamping; because adjacent notches forms continuous concaveconvex structure; therefore can well play the effect that stops moisture; and while adopting three groove structures; increased on the one hand the size of cable core protective cover, processed on the other hand and installed also inconvenient.Concrete structure is as follows:
as Fig. 1, shown in Fig. 4, the present invention includes the first cable and the second cable, the joint of the first cable and the second cable comprises respectively the first cable core 1, the first cable core protective cover 2 and the second cable core 3, the second cable core protective cover 4, the first cable core protective cover 2 and the second cable core protective cover 4 comprise respectively the first fixed part 21, the first connecting portion 22 and the second fixed part 41, the second connecting portion 42, described the first fixed part 21 and the second fixed part 22 are wrapped in respectively cable core outermost layer, become one with cable core, near cable core joint, be horn-like so that leave winding space between cable core protective cover and cable core, after two cable cores are wound around, size becomes large, adopt this structure to leave enough spaces to cable core joint, also after preventing then, because becoming, size causes greatly the distortion of cable core protective cover simultaneously, the first connecting portion 22 and the second connecting portion 42 are semiarc shape, form cylindric after splicing.As shown in Figure 2 and Figure 3, the first connecting portion 22 radial end faces, along the two sides of axis direction and the junction end face of the first fixed part 21 and the first connecting portion 22 be equipped with two grooves 23, and groove 23 is directly interconnected, as shown in Figure 5, Figure 6, the second connecting portion 42 radial end faces, along the two sides of axis direction and the junction end face of the second fixed part 41 and the second connecting portion 42 be equipped with two projections 43, and projection 43 interconnects.As Fig. 7, shown in Fig. 8, the projection 43 of the second connecting portion 42 end faces can snap in the groove 23 of junction end face of the first fixed part 21 and the first connecting portion 22, the lateral grooves 23 of the second connecting portion 42 axis directions can snap in the lateral grooves 23 of the first connecting portion 22 axis directions, the projection 43 of the junction end face of the second fixed part 41 and the second connecting portion 42 can snap in the groove 23 of the first connecting portion 22 end faces, after the first cable core 1 is connected with the second cable core 3 and winds, by the end part aligning of the end of the second connecting portion 42 and the first connecting portion 22, projection 43 is snapped in corresponding groove 23, make the first cable core protective cover 2 and the second cable core protective cover 4 produce relative sliding, until the second connecting portion 42 end face projections 43 snap onto in the groove 23 on the first fixed part 21, simultaneously, projection 43 on the second fixed part 41 also just in time snaps in the groove 23 on the first connecting portion 22 end faces, after clamping, the first cable core protective cover 2 and the second cable core protective cover 4 form the cylinder of sealing.
further, in order to strengthen the connection of the first cable core protective cover and the second cable core protective cover, groove 23 can adopt dovetail groove, and projection 43 adopts the swallowtail shape corresponding with groove 23.
a nearlyer step, the sidewall symmetry of groove 23 be provided with two arc grooves, projection two side is respectively equipped with arc convex and matches with arc groove, has increased so on the one hand the tightness of combination, has increased again on the other hand moisture resistance.
in order further to improve fail safe, on the first cable core protective cover and the second cable core protective cover inwall, be provided with one deck flame-retardant layer, prevent that cable joint electric leakage is on fire, burn out protective cover.
Claims (4)
1. a cable joint syndeton, comprise the first cable and the second cable, it is characterized in that, the joint of described the first cable and the second cable comprises respectively the first cable core, the first cable core protective cover and the second cable core, the second cable core protective cover, the first cable core protective cover and the second cable core protective cover comprise respectively the first fixed part, the first connecting portion and the second fixed part, the second connecting portion, described the first fixed part and the second fixed part are wrapped in respectively cable core outermost layer, are being horn-like so that leave winding space between cable core protective cover and cable core near cable core joint, described the first connecting portion and the second connecting portion are semiarc shape, the end face of the first connecting portion, along the side of axis direction and the junction end face of the first fixed part and the first connecting portion be equipped with two grooves, and groove is directly interconnected, the end face of the second connecting portion, along the side of axis direction and the junction end face of the second fixed part and the second connecting portion be equipped with two projections, and projection interconnects, the projection of the second connecting portion end face can snap in the groove of junction end face of the first fixed part and the first connecting portion, the lateral grooves of the second connecting portion axis direction can snap in the lateral grooves of the first connecting portion axis direction, the projection of the junction end face of the second fixed part and the second connecting portion can snap in the groove of the first connecting portion end face, after clamping, the first cable core protective cover and the second cable core protective cover form the cylinder of sealing.
2. the syndeton of a kind of cable joint according to claim 1, is characterized in that, described groove is dovetail groove shape, and corresponding projection is dovetail shaped.
3. the syndeton of a kind of cable joint according to claim 1, is characterized in that, described tongue two side is respectively equipped with arc groove, and corresponding projection two side is respectively equipped with arc convex.
4. according to the syndeton of a kind of cable joint described in the arbitrary claim of claim 1-3, it is characterized in that, the first cable core protective cover and the second cable core protective cover inwall are provided with one deck flame-retardant layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410292688.5A CN104092178B (en) | 2014-06-27 | 2014-06-27 | A kind of cable connector attachment structure |
Applications Claiming Priority (1)
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CN201410292688.5A CN104092178B (en) | 2014-06-27 | 2014-06-27 | A kind of cable connector attachment structure |
Publications (2)
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CN104092178A true CN104092178A (en) | 2014-10-08 |
CN104092178B CN104092178B (en) | 2016-08-24 |
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CN201410292688.5A Active CN104092178B (en) | 2014-06-27 | 2014-06-27 | A kind of cable connector attachment structure |
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CN (1) | CN104092178B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104901260A (en) * | 2015-06-26 | 2015-09-09 | 国家电网公司 | Multifunctional power cable connector |
CN105321680A (en) * | 2015-10-16 | 2016-02-10 | 苏州腾冉电气设备股份有限公司 | Lateral part waterproof clamping structure for outgoing cable of transformer |
CN110571538A (en) * | 2019-09-03 | 2019-12-13 | 广州岭南电缆股份有限公司 | Intelligent cable joint splicing structure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2239669Y (en) * | 1995-07-31 | 1996-11-06 | 刘成海 | Open-close type cable joint for local telephone |
CN1277476A (en) * | 1999-06-01 | 2000-12-20 | 安德鲁公司 | Apparatus for preventing connector from corroding under weathers |
CA2613147C (en) * | 2005-06-24 | 2013-11-26 | Trojan Technologies Inc. | Radiation lamp and radiation source module incorporating same |
CN101609949A (en) * | 2008-06-19 | 2009-12-23 | 鸿富锦精密工业(深圳)有限公司 | Jockey |
CN102176549A (en) * | 2010-12-30 | 2011-09-07 | 蔡彭博 | Transparent security box of cable intermediate head |
CN203135382U (en) * | 2012-11-29 | 2013-08-14 | 泉州市闽科通讯科技有限公司 | Novel structure protection box |
CN203289059U (en) * | 2013-05-28 | 2013-11-13 | 叶绿野 | Muff-coupling anti-explosion box for intermediate joint of cable |
CN203632194U (en) * | 2013-12-03 | 2014-06-04 | 国家电网公司 | Minor-diameter bent tubular adjusting device for armour cable based on elastic ring |
CN204012626U (en) * | 2014-06-27 | 2014-12-10 | 国家电网公司 | A kind of cable joint syndeton |
-
2014
- 2014-06-27 CN CN201410292688.5A patent/CN104092178B/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104901260A (en) * | 2015-06-26 | 2015-09-09 | 国家电网公司 | Multifunctional power cable connector |
CN104901260B (en) * | 2015-06-26 | 2017-04-12 | 国家电网公司 | Multifunctional power cable connector |
CN105321680A (en) * | 2015-10-16 | 2016-02-10 | 苏州腾冉电气设备股份有限公司 | Lateral part waterproof clamping structure for outgoing cable of transformer |
CN110571538A (en) * | 2019-09-03 | 2019-12-13 | 广州岭南电缆股份有限公司 | Intelligent cable joint splicing structure |
Also Published As
Publication number | Publication date |
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CN104092178B (en) | 2016-08-24 |
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