The utility model content
The technical problems to be solved in the utility model is that the low shortcoming of complex structure, reliability at above-mentioned existing separable connector provides a kind of separable connector, and is rational in infrastructure, compact, easy for installation, the installation capability height.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of separable connector is provided, comprise: preceding plug, back plug, and the bonding conductor of preceding plug of connection and back plug, before plug comprise preceding silicone rubber jacket, be located at before in the silicone rubber jacket preceding double threaded screw and be used for the front terminal of stube cable, back plug comprises the back silicone rubber jacket, be located at the back in the silicone rubber jacket back double threaded screw and be used for the back terminal of stube cable, one end of described bonding conductor is fixedlyed connected with preceding double threaded screw, and the other end is fixedlyed connected with the back double threaded screw.
In separable connector described in the utility model, described forward and backward silicone rubber jacket is the silicon rubber three-decker, is the T type, comprises first cavity, second cavity of the horizontally set that is interconnected and the 3rd cavity that vertically is provided with respectively.
In separable connector described in the utility model, be shaped on the semiconductive unit in the described forward and backward silicone rubber jacket respectively in advance, described semiconductive unit is located between first cavity and second cavity, and being communicated with the 3rd cavity, described forward and backward terminal is fixed in the end of cable and is inserted in respectively in the two halves conductive unit.
In separable connector described in the utility model, described forward and backward plug further comprises the Stress Control body, and described Stress Control body is sheathed on the forward and backward terminal of crimping on the cable respectively, and is inserted in accordingly in the 3rd cavity of forward and backward silicone rubber jacket.
In separable connector described in the utility model, the end of described forward and backward terminal offers connecting hole.
In separable connector described in the utility model, be plugged with the bilateral sleeve pipe in first cavity of silicone rubber jacket before described, an end and the bilateral sleeve pipe of double threaded screw are fastenedly connected before described, and the other end passes the connecting hole of front terminal and is fastenedly connected on bonding conductor.
In separable connector described in the utility model, be plugged with the insulation plug in second cavity of the described back silicone rubber jacket other end, and be sealedly connected with sealing cap in proper order, described sealing cap is fixedlyed connected with the insulation plug.
In separable connector described in the utility model, an end of described back double threaded screw is fastenedly connected on bonding conductor, and the connecting hole that the other end passes the back terminal is plugged in the insulation plug.
In separable connector described in the utility model, an end of described back silicone rubber jacket is plugged in second cavity of preceding silicone rubber jacket; Described back silicone rubber jacket is provided with arcuate structure with the junction of preceding silicone rubber jacket, and described arcuate structure adopts the geometric method stress cone, make the interface field intensity evenly, work field intensity value is low, insulation margin is big, guarantees that the connector long-term safety moves.
In separable connector described in the utility model, on described preceding silicone rubber jacket and the back silicone rubber jacket earth connection installing hole is set respectively, installing hole is provided with ground loop and is connected with earth connection.
The beneficial effect of separable connector of the present utility model: one, separable connector adopts bonding conductor to connect forward and backward plug, and integral body all adopts the prefabricated compact design, and is simple in structure, easy for installation; Two, forward and backward silicone rubber jacket adopts silicon rubber three-decker, good insulation preformance, anti-galvanic corrosion, high temperature resistant and Acidity of Aikalinity; Three, adopt the evenly concentrated electric field of cable incision position of Stress Control body, and the junction of back silicone rubber jacket and preceding silicone rubber jacket is provided with arcuate structure, can balanced electric field, good insulation preformance; Four, the even whole electric field of outer shielding structure in separable connector adopts, the reliability of raising connector, external shield ground connection can chargedly touch, the reliable guarantee personal safety; Five, preceding plug and back plug combination are used, and the preceding plug of connector is used for being connected with the bilateral sleeve pipe, and back plug is used for being connected with insulation plug, sealing cap, preceding plug and the channeling outlet flexibly of back plug.
Embodiment
As shown in Figure 1, be the combination schematic diagram of the preferred embodiment of the separable connector of the utility model, shown in Figure 2 is the decomposing schematic representation of Fig. 1.Described separable connector comprises: the bonding conductor 2 of plug 1 and back plug 3 before preceding plug 1, back plug 3 and the connection.
Consult Fig. 1 and Fig. 2, silicone rubber jacket 11, preceding double threaded screw 12, the front terminal 13 that is used for stube cable 91, Stress Control body 14 before described preceding plug 1 comprises.As shown in Figure 3, schematic diagram for the preceding plug of separable connector, silicone rubber jacket 11 is the T type before described, is the silicon rubber three-decker, comprises first cavity 111 of laterally being located at left end, laterally is located at second cavity 112 of right-hand member and vertically be located at the 3rd cavity 113 of lower end.Before be shaped on semiconductive unit 15 in advance in the silicone rubber jacket 11, described semiconductive unit 15 is located between first cavity 111 and second cavity 112, and is communicated with the 3rd cavity 113, the first cavitys 111, second cavity 112 and the 3rd cavity 113 and is interconnected.The 3rd cavity 113 of silicone rubber jacket 11 before described front terminal 13, Stress Control body 14 place, Stress Control body 14 is sheathed on the cable 91, front terminal 13 is fixed in the end and the crimping Stress Control body 14 of cable 91, and the upper end of front terminal 13 is inserted in the semiconductive unit 15 and offers connecting hole 131.In the present embodiment, be plugged with bilateral sleeve pipe 4 in first cavity 111 of preceding silicone rubber jacket 11, preceding double threaded screw 12 is arranged in first cavity 111 and second cavity 112, its left end and bilateral sleeve pipe 4 are fastenedly connected, and its right-hand member passes the connecting hole 131 of front terminal 13 and is fastenedly connected on bonding conductor 2.
Consult Fig. 1 and Fig. 2, described back plug 3 comprises back silicone rubber jacket 31, back double threaded screw 32, the back terminal 33 that is used for stube cable 92, Stress Control body 34.As shown in Figure 4, schematic diagram for the preceding plug of separable connector, described back silicone rubber jacket 31 is the T type, is the silicon rubber three-decker, comprises first cavity 311 of laterally being located at left end, laterally is located at second cavity 312 of right-hand member and vertically be located at the 3rd cavity 313 of lower end.Be shaped on semiconductive unit 35 in advance in the back silicone rubber jacket 31, described semiconductive unit 35 is located between first cavity 311 and second cavity 312, and is communicated with the 3rd cavity 313.Described back terminal 33, Stress Control body 3 place the 3rd cavity 313 of back silicone rubber jacket 31, Stress Control body 34 is sheathed on the cable, back terminal 33 is fixed in the end and the crimping Stress Control body 34 of cable 92, and the upper end of back terminal 33 is inserted in the semiconductive unit 35 and offers connecting hole 331.In the present embodiment, be plugged with insulation plug 5 in second cavity 312 of back silicone rubber jacket 31 right-hand members, and order is sealedly connected with sealing cap 6, described sealing cap 6 is fixedlyed connected with insulation plug 5, back double threaded screw 32 is arranged in first cavity 311 and second cavity 312, its left end is fastenedly connected on bonding conductor 2, and connecting hole 331 usefulness flat shims 361, spring shim 362 and the nut 363 of terminal 33 were fastening after its right-hand member passed, and pegs graft and is fixed in the insulation plug 5.
Consult Fig. 1 and Fig. 2, plug 1 and back plug 3 before described bonding conductor 2 connections, the preceding double threaded screw 12 of plug 1 before its left end is used to peg graft, the back double threaded screw 32 of plug 1 after its right-hand member is used to peg graft.
What deserves to be mentioned is, the left end of described back silicone rubber jacket 31 is plugged in second cavity 112 of preceding silicone rubber jacket 11, described back silicone rubber jacket 31 is provided with arcuate structure 21 with the junction of preceding silicone rubber jacket 11, the shape of this arcuate structure 21 adopts the geometric method stress cone, make the interface field intensity evenly, work field intensity value is low, insulation margin is big, the electric field of silicone rubber jacket 11 and silicone rubber jacket 31 junctions, back before can balance improves the insulation property of back silicone rubber jacket 31 and preceding silicone rubber jacket 11.In addition, preceding silicone rubber jacket 11, back silicone rubber jacket 31 all are to be made by internal layer, middle level and outer three-layer insulated glue altogether, each layer combination is tight, good insulation preformance, and, on preceding silicone rubber jacket 11 and the back silicone rubber jacket 31 earth connection installing hole 17,37 is set respectively, installing hole 17,37 is provided with ground loop and is connected with earth connection 18,38.
The installation steps of the separable connector of the utility model:
One, consult Fig. 5-6, Installation Stress control volume 14 and front terminal 13 are apart from outer semiconductive layer 93 fracture 15mm places winding semi-conductive tape 94 to shape as shown in Figure 5, as the position location of Stress Control body 14.Clean from insulating barrier 95 semiconductive layer 93 outside semi-conductive tape 94 direction disposable cleaning insulating barriers 95 reach with cleaning paper, must not be in the other direction, in order to avoid the semiconductive particle is taken on the insulating barrier 95, cleaning Stress Control body 14 inner chambers, evenly smear silicone grease cream at Stress Control body 14 inner chambers and cable insulation 95 surfaces after the solvent evaporates to be cleaned, Stress Control body 14 is pushed cable 91 to semi-conductive tape 94 places.According to the corresponding front terminal 13 of cable core 96 section selection, crimping front terminal 13, and frustrate the terminal burr.If, front terminal 13 and Stress Control body 14 are aluminum materials, need with sand papering terminal and Stress Control contact level, remove the metal oxide layer on surface, and cleaning is clean, to guarantee that front terminal 13 contacts with Stress Control body 14 well, same mode is installed back terminal 33 and Stress Control body 34 on cable 92.
Two, clean A, C position with cleaning paper, evenly smear silicone grease cream in this position after the solvent evaporates to be cleaned, aim at forward and backward terminal 13,33 Stress Control body 14,34 is pushed in the 3rd cavity 113,313 of forward and backward silicone rubber jacket 11,31.
Three, preceding double threaded screw 12 manually is screwed in the bilateral sleeve pipe 4.
Four, with cleaning paper cleaning B position, evenly smear silicone grease cream in this position after the solvent evaporates to be cleaned, before be inserted in bilateral sleeve pipe 4 in second cavity 312 of silicone rubber jacket 11 left ends, with double threaded screw 12 before bonding conductor 2 lockings, back double threaded screw 32 manually is screwed into bonding conductor 2 to the end.
Five, with cleaning paper cleaning D position, evenly smear silicone grease cream in this position after the solvent evaporates to be cleaned.Back silicone rubber jacket 31 is inserted in second cavity 112 of preceding silicone rubber jacket 11 right-hand members, and lock back double threaded screws 32 with flat shim 361, spring shim 362, nut 363.
Six, with cleaning paper cleaning E position, evenly smear silicone grease cream in this position after the solvent evaporates to be cleaned.Insulation plug 5 and banded cable 7 are pushed the right-hand member of back silicone rubber jacket 31 together, and the plug that will insulate is tightened a little, extracts banded cable 7 out, and the plug 5 that will insulate again unscrews a circle partly, and then tightens the plug 5 that insulate again, covers sealing cap 6.
Galvanic circle of the present utility model: the right-hand member of the left end-bonding conductor 2 of cable 91-Stress Control body 14-front terminal 13-bonding conductor 2-back terminal 33-Stress Control body 34-cable 92, bonding conductor 2 is compared to the transition bus, simplify the structure, the galvanic circle is simple, reliably, both guaranteed minimum thermal interface, guarantee the mechanical strength of stressed member again, and, before, back double threaded screw 12,32 connectors such as grade do not sandwich thermal interface, effectively reduce because the cable heating accident that the bad conduction of thermal interface is drawn, preceding plug 1, the screen on back plug 3 and sealing cap 7 surfaces all is communicated with, realize all insulation, hermetically sealed, the function of full-shield is in concrete the application, by preceding plug 1, the difference of back plug 3 and bilateral sleeve pipe 4 connects, applicable to different occasions, be widely used in the 35kV crosslinked cable of 35~630mm2.
In sum, the beneficial effect of separable connector of the present utility model: one, separable connector adopts bonding conductor to connect forward and backward plug, and integral body all adopts the prefabricated compact design, and is simple in structure, easy for installation; Two, forward and backward silicone rubber jacket adopts silicon rubber three-decker, good insulation preformance, anti-galvanic corrosion, high temperature resistant and Acidity of Aikalinity; Three, adopt the evenly concentrated electric field of cable incision position of Stress Control body, and the junction of back silicone rubber jacket and preceding silicone rubber jacket is provided with arcuate structure, can balanced electric field, good insulation preformance; Four, the even whole electric field of outer shielding structure in separable connector adopts, the reliability of raising connector, external shield ground connection can chargedly touch, the reliable guarantee personal safety; Five, preceding plug and back plug combination are used, and the preceding plug of connector is used for being connected with the bilateral sleeve pipe, and back plug is used for being connected with insulation plug, sealing cap, preceding plug and the channeling outlet flexibly of back plug.
The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.