CN205693039U - A kind of self-locking power cable plug-in connector - Google Patents
A kind of self-locking power cable plug-in connector Download PDFInfo
- Publication number
- CN205693039U CN205693039U CN201620547494.XU CN201620547494U CN205693039U CN 205693039 U CN205693039 U CN 205693039U CN 201620547494 U CN201620547494 U CN 201620547494U CN 205693039 U CN205693039 U CN 205693039U
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- power cable
- self
- plug
- cable
- fixing seal
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Abstract
The utility model discloses a kind of self-locking power cable plug-in connector, including insert holder and fixing seal cover, the intracavity of described insert holder one end has locating slot, described fixing seal cover is provided with fixing seal cover draw-in groove, power cable semi-conductive layer it is arranged with on described power cable conductor, the bottom of power cable conductor is arranged with power cable insulation layer, the bottom of power cable outer jacket is cased with cable accessory semi-conductive layer and cable accessory insulating barrier the most successively, the spring touch finger mounting groove that the upper end face of described matrix metal consent is offered, described convex plug-in unit has conductie buffer groove and self-locking limit groove the most successively, described spring touch finger mounting groove and metal spring fingertip interference fit.This utility model, volume is little, possess the connection performance of auto-lock function plug, voltage endurance is good, main body need not increase other parts and medium just can be applicable to underground transformer, hermetically sealed oil circuit breaker and SF6 electrical equipment by what ac voltage withstanding was tested.
Description
Technical field
This utility model relates to the technical field of electric equipment of power cable, is specially a kind of self-locking power cable plug
Adapter.
Background technology
When the equipment such as existing three-phase electrical cable and underground type power transformer, oil-immersed load switch connect, typically
All using the compound mode that multi-part assembles, parts are many, and volume is big, install maintenance the most numerous and diverse but also inconvenient.China Patent No.
It is 200420020971.4 to disclose one " high-voltage cable connector for underground transformer " and the patent No. 200610036340.5
Disclose one " three-phase power cable connector ", though its both of which possesses the advantage that three-phase plugs simultaneously, though parts are little still
Various, its electrification in high voltage part compressive resistance is low simultaneously, needs plastic insulation support to isolate, in addition it is also necessary to perfusion dielectric ability
Tested by ac voltage withstanding；And two kinds of adapters all do not have spacing self-locking device and function, constructor in reality uses
Whether member's its two kinds of adapters of very difficult assurance are mounted so as to connect and put in place, easily occur installing the error operated, normally transport for equipment
Battalion brings certain economic loss.
Utility model content
The purpose of this utility model is to provide a kind of self-locking power cable plug-in connector, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, this utility model provides following technical scheme: a kind of self-locking power cable plug connects
Device, including insert holder and fixing seal cover, the intracavity of described insert holder one end has locating slot, on described fixing seal cover
Being provided with fixing seal cover draw-in groove, described fixing seal cover draw-in groove is positioned at locating slot and is flexibly connected with locating slot, described fixing
Top in seal closure is fixed with position limiting sealed ring, and the two ends of described position limiting sealed ring are arranged with power cable respectively and electric power divides
Propping up glove, one end of described power cable is placed in outside the housing of adapter through the cover wall of fixing seal cover, and described electric power divides
The other end propping up glove extends to the intracavity of fixing seal cover, described electrical branch glove is provided with power cable conductor, institute
The top stating power cable conductor is enclosed with power cable outer jacket, and the middle part of described power cable conductor is arranged with power cable
Semi-conductive layer, the bottom of described power cable conductor is arranged with power cable insulation layer, the bottom of described power cable outer jacket
Being cased with cable accessory semi-conductive layer and cable accessory insulating barrier the most successively, described cable accessory semi-conductive layer and cable are attached
Part insulating barrier extends over the surface to power cable insulation layer, and the bottom in described insert holder one end is provided with integrated
The cable installing hole of cylindricality, is embedded with matrix metal consent, the upper end table of described matrix metal consent in described cable installing hole
The spring touch finger mounting groove that face is offered, and matrix metal consent upper end coordinate convex plug-in unit is installed, described convex plug-in unit by
Have conductie buffer groove and self-locking limit groove the most successively, in described spring touch finger mounting groove, be embedded with metal spring fingertip,
And spring touch finger mounting groove and metal spring fingertip interference fit be locked, the bottom of described matrix metal consent is provided with spiral shell
Bolt.
Preferably, described fixing seal cover draw-in groove is provided with sealing ring with the junction of locating slot.
Preferably, four turnings of described insert holder are provided with socket fixing hole.
Preferably, described spring touch finger mounting groove is arcuate structure.
Preferably, the quantity of described cable installing hole is N number of, and N >=1.
Preferably, a length of M of described cable installing hole, and 120mm ＜ M ＜ 420mm.
Compared with prior art, the beneficial effects of the utility model are: this self-locking power cable plug-in connector, internal
Single or multiple cylindrical cable installing holes, main body insulating part structure has once manufactured at mould inside.Multiple ducts mode
Adapter work time each duct between be also not required to increase other parts or other medium carrys out reinforced insulation.It is embedded with matrix metal
The upper end of socket is combined with convex plug-in unit, and the matrix of matrix metal consent internal major metal current-carrying part two inverted images of likeness in form closes
And composition structural conductive dashpot and self-locking limit groove, the plug-in unit convex periphery of the power cable conductor upper end of convex
The most two or more spring touch finger mounting grooves and metal spring fingertip, by the interference of pre-buried metal spring fingertip
Coordinating and be locked, the metal spring fingertip of prepackage is a circle of spring type, by the elastic fingertip of action impact of plug certainly
The open instinct of body reaches locking device function in the deformation of effective spring touch finger mounting groove space telescopic；Metal on its plug-in unit
Electric conductor can be made by substantial amounts of fixing current-carrying point with the contact point tinsel of the metallic elastic fingertip in matrix metal consent
Electric current connects so that every bit contact forms independent elastic load；Contact pressure passes through meter with contact resistance and heat stability
Calculate the multiple female contact of grade distinguishing of different current-carrying capacity refer to the size of arcuate groove and the limit number of turns of plug-in unit elasticity fingertip and
The specified number of turns.
This adapter is arranged on oil-immersed load switch or sulfur hexafluoride gas or the shell of epoxy resin solids insulated switch
Time on body, the screw-rod structure below adapter, submergence is fixed in insulating oil or epoxy resins insulation or sulfur hexafluoride gas.Outward
Shrinkage or the power cable of pyrocondensation process that the three phase mains in portion can be made by installation introduce this company simultaneously plug-in
Connect device, and be fixedly attached to the inside of power equipment housing from the other end of this adapter.Electric for transformator or oil circuit breaker etc.
Equipment, it is provided that a kind of energy leads to super-high-current, elastic self-locking structure function, a kind of self-locking power cable that the little reliability of volume is high
Plug-in connector.
Duct inwall length is less than the length of 420 more than 120mm, it is ensured that the creep age distance between conductor and quasiconductor, and
Carrying out subregion work by the inside configuration of each independent cylindricality duct one moulding by casting between each circuitry phase, distance makes
The close heterogeneous electrical body creep age distance of native pitch lengthens so that insulating part combine from external and internal compositions all possess higher
Anti-impact force and compressive resistance.Its appearance is the protective cover of flanged (FLGD) cylindricality and trumpet type, and user can be by flange
Fixing seal draw-in groove, sealing ring and the locating slot of part compress and fix so that it is consolidating outside internal power cable and socket
Determine hole to be bolted on the housing of power equipment, and the screw-rod structure of its lower end is immersed in dielectric, it is achieved and
Transformator or the fixing connection of high-tension switch gear.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is enlarged diagram at this utility model A；
Fig. 3 is this utility model fixing seal cover and fixing seal cover card slot fit cross-sectional schematic；
Fig. 4 is this utility model sealing ring schematic diagram；
Fig. 5 is this utility model insert holder and fixing seal cover card slot part flat cutting schematic diagram；
Fig. 6 is this utility model convex plug-in unit schematic diagram；
Fig. 7 is that this utility model matrix metal consent is installed with spring touch finger and bolt coordinates schematic diagram；
Fig. 8 is this utility model metal spring fingertip schematic diagram.
In figure: 1 power cable, 2 position limiting sealed rings, 3 electrical branch glove, 4 fixing seal covers, 5 sealing rings, 6 fix close
Sealing cover draw-in groove, 7 insert holder, 8 socket fixing holes, 9 power cable outer jackets, 10 power cable semi-conductive layers, 11 cable accessories
Semi-conductive layer, 12 cable accessory insulating barriers, 13 power cable insulation layers, 14 power cable conductors, 15 convex plug-in units, 16 cable peaces
Dress hole, 17 spring touch finger mounting grooves, 18 metal spring fingertips, 19 matrix metal consents, 20 bolts, 21 locating slots, 22 conductions are delayed
Jet-bedding, 23 self-locking limit grooves.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
Referring to Fig. 1-8, this utility model provides a kind of technical scheme: a kind of self-locking power cable plug-in connector,
Including insert holder 7 and fixing seal cover 4, the intracavity of insert holder 7 one end has locating slot 21, and four of insert holder 7 are turned
Angle is provided with socket fixing hole 8, and fixing seal cover 4 is provided with fixing seal cover draw-in groove 6, and fixing seal cover draw-in groove 6 is positioned at fixed
In position groove 21 and being flexibly connected with locating slot 21, fixing seal cover draw-in groove 6 is provided with sealing ring 5 with the junction of locating slot 21, Gu
Determining the top in seal closure 4 and be fixed with position limiting sealed ring 2, the two ends of position limiting sealed ring 2 are arranged with power cable 1 and electric power respectively
Branched bushing 3.
One end of power cable 1 is placed in outside the housing of adapter through the cover wall of fixing seal cover 4, electrical branch glove
The other end of 3 extends to the intracavity of fixing seal cover 4, and electrical branch glove 3 are provided with power cable conductor 14, power cable
The top of conductor 14 is enclosed with power cable outer jacket 9, and the middle part of power cable conductor 14 is arranged with power cable semi-conductive layer
10, the bottom of power cable conductor 14 is arranged with power cable insulation layer 13, and the bottom of power cable outer jacket 9 depends on from inside to outside
Secondary it is cased with cable accessory semi-conductive layer 11 and cable accessory insulating barrier 12, cable accessory semi-conductive layer 11 and cable accessory insulating barrier
12 extend over the surface to power cable insulation layer 13.
Bottom in insert holder 7 one end is provided with the cable installing hole 16 of integrated cylindricality, cable installing hole 16
Quantity is N number of, and N >=1, a length of M of cable installing hole 16, and 120mm ＜ M ＜ 420mm, is embedded with in cable installing hole 16
Matrix metal consent 19, the spring touch finger mounting groove 17 that the upper end face of matrix metal consent 19 is offered, spring touch finger mounting groove
17 is arcuate structure, and the upper end cooperation of matrix metal consent 19 is provided with convex plug-in unit 15, and convex plug-in unit 15 depends on from top to bottom
Secondary have conductie buffer groove 22 and self-locking limit groove 23, in spring touch finger mounting groove 17, be embedded with metal spring fingertip 18, and bullet
Spring fingertip mounting groove 17 and metal spring fingertip 18 interference fit are also locked, and the bottom of matrix metal consent 19 is provided with bolt
20。
Internal single or multiple cylindrical cable installing holes 16, main body insulating part structure has once manufactured at mould inside
Become.Also it is not required to increase other parts between each duct when the adapter of multiple ducts mode works or other medium strengthens absolutely
Edge.The upper end being embedded with matrix metal consent 19 is combined with convex plug-in unit 15, matrix metal consent 19 internal major metal conduction
The composition structural conductive dashpot 22 of the matrix merging of part two inverted images of likeness in form and self-locking limit groove 23, the power cable of convex
The plug-in unit convex periphery of conductor 14 upper end the most two or more spring touch finger mounting groove 17 and metal spring
Fingertip 18, by the interference fit of pre-buried metal spring fingertip 18 and be locked, the metal spring fingertip 18 of prepackage is in bullet
One circle of spring type, the open instinct by the elastic fingertip self of action impact of plug is empty at effective spring touch finger mounting groove 17
Between dilatation reach locking device function；Metallic conductor on its plug-in unit touches with the metal spring in matrix metal consent 19
Refer to that the contact point tinsel of 18 can make electric current connect by substantial amounts of fixing current-carrying point so that every bit contact is formed independent
Elastic load；Contact pressure is the multiple female contact of grade distinguishing by the different current-carrying capacities of calculating from contact resistance and heat stability
Refer to the size of arcuate groove and the limit number of turns of plug-in unit elasticity fingertip and the specified number of turns.
This adapter is arranged on oil-immersed load switch or sulfur hexafluoride gas or the shell of epoxy resin solids insulated switch
Time on body, screw rod 20 structure below adapter, submergence is fixed in insulating oil or epoxy resins insulation or sulfur hexafluoride gas.
Shrinkage or the power cable 1 of pyrocondensation process that outside three phase mains can be made by installation introduce this simultaneously plug-in
Adapter, and the inside of power equipment housing it is fixedly attached to from the other end of this adapter.For the electricity such as transformator or oil circuit breaker
Gas equipment, it is provided that a kind of energy leads to super-high-current, elastic self-locking structure function, a kind of self-locking electric power electricity that the little reliability of volume is high
Cable plug-in connector.
Cable installing hole 16 inwall length is more than the 120mm length less than 420, it is ensured that creepage between conductor and quasiconductor
Distance, and carry out subregion work by the inside configuration of each independent cylindricality duct one moulding by casting between each circuitry phase,
The heterogeneous electrical body creep age distance that distance makes native pitch close lengthens, so that insulating part combines all from external and internal compositions
Possess higher anti-impact force and compressive resistance.Its appearance is the protective cover of flanged (FLGD) cylindricality and trumpet type, and user can be led to
Cross the fixing seal draw-in groove 6 to flange section, sealing ring 5 and locating slot 21 to compress and fix so that it is internal power cable 1 He
Fixing hole outside socket is fixed on the housing of power equipment by bolt 20, and screw rod 20 structure of its lower end is immersed in absolutely
In edge medium, it is achieved and transformator or the fixing connection of high-tension switch gear.
Embodiment the most of the present utility model, for the ordinary skill in the art,
It is appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, repair
Changing, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a self-locking power cable plug-in connector, including insert holder (7) and fixing seal cover (4), it is characterised in that:
The intracavity of described insert holder (7) one end has locating slot (21), and described fixing seal cover (4) is provided with fixing seal cover draw-in groove
(6), described fixing seal cover draw-in groove (6) is positioned at locating slot (21) and is flexibly connected with locating slot (21), described fixing seal
Top in cover (4) is fixed with position limiting sealed ring (2), and the two ends of described position limiting sealed ring (2) are arranged with power cable (1) respectively
With electrical branch glove (3), one end of described power cable (1) is placed in adapter through the cover wall of fixing seal cover (4)
Outside housing, the other end of described electrical branch glove (3) extends to the intracavity of fixing seal cover (4), described electrical branch glove
(3) being provided with power cable conductor (14) on, the top of described power cable conductor (14) is enclosed with power cable outer jacket
(9), the middle part of described power cable conductor (14) is arranged with power cable semi-conductive layer (10), described power cable conductor (14)
Bottom be arranged with power cable insulation layer (13), the bottom of described power cable outer jacket (9) is cased with electricity the most successively
Cable fittings semi-conductive layer (11) and cable accessory insulating barrier (12), described cable accessory semi-conductive layer (11) and cable accessory insulation
Layer (12) extends over the surface to power cable insulation layer (13), and the bottom in described insert holder (7) one end is provided with one
The cable installing hole (16) of the cylindricality of molding, is embedded with matrix metal consent (19) in described cable installing hole (16), described recessed
The spring touch finger mounting groove (17) that the upper end face of type metal consent (19) is offered, and the upper end cooperation of matrix metal consent (19)
Being provided with convex plug-in unit (15), described convex plug-in unit (15) has conductie buffer groove (22) and self-locking limit groove the most successively
(23), it is embedded with metal spring fingertip (18) in described spring touch finger mounting groove (17), and spring touch finger mounting groove (17) is with golden
Belonging to spring touch finger (18) interference fit and be locked, the bottom of described matrix metal consent (19) is provided with bolt (20).
A kind of self-locking power cable plug-in connector the most according to claim 1, it is characterised in that: described fixing seal
Cover draw-in groove (6) is provided with sealing ring (5) with the junction of locating slot (21).
A kind of self-locking power cable plug-in connector the most according to claim 1, it is characterised in that: described insert holder
(7) four turnings are provided with socket fixing hole (8).
A kind of self-locking power cable plug-in connector the most according to claim 1, it is characterised in that: described spring touch finger
Mounting groove (17) is arcuate structure.
A kind of self-locking power cable plug-in connector the most according to claim 1, it is characterised in that: described cable is installed
The quantity in hole (16) is N number of, and N >=1.
A kind of self-locking power cable plug-in connector the most according to claim 1, it is characterised in that: described cable is installed
The a length of M in hole (16), and 120mm ＜ M ＜ 420mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620547494.XU CN205693039U (en) | 2016-06-05 | 2016-06-05 | A kind of self-locking power cable plug-in connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620547494.XU CN205693039U (en) | 2016-06-05 | 2016-06-05 | A kind of self-locking power cable plug-in connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205693039U true CN205693039U (en) | 2016-11-16 |
Family
ID=57261122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620547494.XU Active CN205693039U (en) | 2016-06-05 | 2016-06-05 | A kind of self-locking power cable plug-in connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205693039U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315225A (en) * | 2017-07-25 | 2017-11-03 | 贵州眯果创意科技有限公司 | A kind of water joint for fiber optic protection |
| CN107465019A (en) * | 2016-06-05 | 2017-12-12 | 河北哥伦普勒电气设备有限公司 | A kind of self-locking power cable plug-in connector |
| CN107834266A (en) * | 2017-09-21 | 2018-03-23 | 泉州市冠力机械制造有限公司 | A kind of electric connector suitable for new-energy automobile |
-
2016
- 2016-06-05 CN CN201620547494.XU patent/CN205693039U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107465019A (en) * | 2016-06-05 | 2017-12-12 | 河北哥伦普勒电气设备有限公司 | A kind of self-locking power cable plug-in connector |
| CN107315225A (en) * | 2017-07-25 | 2017-11-03 | 贵州眯果创意科技有限公司 | A kind of water joint for fiber optic protection |
| CN107315225B (en) * | 2017-07-25 | 2019-04-16 | 广州电力通信网络有限公司 | A kind of waterproof connector for fiber optic protection |
| CN107834266A (en) * | 2017-09-21 | 2018-03-23 | 泉州市冠力机械制造有限公司 | A kind of electric connector suitable for new-energy automobile |
| CN107834266B (en) * | 2017-09-21 | 2019-09-24 | 泉州市冠力机械制造有限公司 | A kind of electric connector suitable for new-energy automobile |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |