Connector
Technical field
The utility model relates to electrical equipment technical field, in particular to a kind of connector.
Background technology
At present, in electric substation, bus not only can be for the connection between voltage power distribution equipments at different levels, can also be for the connection between the electric equipments such as transformer and corresponding power distribution equipment.The Main Function of bus is collect, distribute and transmit electric energy.When long-distance transmissions electric energy, multistage bus need to be coupled together and meets long-distance transmissions, and connector is the device that two sections of adjacent buses are connected.
In prior art, connector comprises two clamps, two aluminium flakes, five insulation boards, eight copper sheets and a bolt, five insulation boards are arranged between two clamps, between two adjacent insulation boards, be provided with two copper sheets, near being provided with an aluminium flake between two insulation boards of clamp and corresponding clamp.Bolt couples together two clamps, two aluminium flakes, five insulation boards and eight copper sheets according to above-mentioned arranging.When connecting adjacent both ends bus, first bus is inserted between two copper sheets, then tight a bolt adjacent two ends bus is coupled together.At this moment bus contacts with copper sheet, and because copper sheet is all straight, the contact area between conducting copper and copper sheet is less, and then makes overlap resistance just larger, thereby makes the electric current of transmission just smaller.
Utility model content
The utility model aims to provide a kind of connector, to solve the less problem of the contact area between copper sheet and bus in prior art.
To achieve these goals, the utility model provides a kind of connector, comprising: two end plates, and two end plates are oppositely arranged; A plurality of insulation boards, a plurality of insulation boards are arranged between two end plates abreast; A plurality of conductive components, between two adjacent insulation boards, be provided with a conductive component, each conductive component comprises two conducting strips that are oppositely arranged, between two conducting strips of each conductive component, be formed for holding the first spatial accommodation of the end of bus, each conducting strip on the surface of the first spatial accommodation, form lug boss; Securing member, passes end plate, insulation board and conductive component successively so that end plate, insulation board and conductive component are linked together.
Further, the middle part of each conducting strip has arch portion, and arch portion forms lug boss.
Further, the side towards conducting strip of insulation board is provided with the first pockets that holds conducting strip, and the degree of depth of the first pockets is less than the thickness of conducting strip.
Further, the two ends of arch portion extend to the edge of conducting strip, and Bing edge forms breach.
Further, connector also comprises two ground strips, and ground strip is arranged on end plate and near between the insulation board of end plate, is formed for holding the second spatial accommodation of the end of ground wire between ground strip and end plate.
Further, the side towards ground strip of insulation board is provided with the second pockets that holds ground strip, and the degree of depth of the second pockets is less than the thickness of ground strip.
Further, ground strip is provided with keeper, and end plate is provided with for wearing the first location hole of keeper.
Further, each end plate has for wearing the first installing hole of securing member, and end plate is provided with two the second location holes, and two the second location holes are positioned at a side of the first installing hole, and two the second location holes shift to install.
Further, each insulation board has for wearing the second installing hole of securing member, and the second installing hole is corresponding with the first installing hole, and each conducting strip has for wearing the 3rd installing hole of securing member, and the 3rd installing hole is corresponding with the second installing hole.
Application the technical solution of the utility model, connector comprises two end plates, a plurality of insulation board, a plurality of conductive component and securing member.Securing member passes end plate, insulation board and conductive component successively so that end plate, insulation board and conductive component are linked together.While using connector to connect, bus is inserted in the first spatial accommodation between two conducting strips of each conductive component, tightening fastener parts is clamped between two conducting strips bus afterwards.Make like this conducting strip contact with bus, due to each conducting strip, on the surface of the first spatial accommodation, form lug boss, two relative lug boss laminatings also can contact with the bus of lug boss both sides, lug boss has increased the contact area between conducting strip and bus, and then reduced overlap resistance, thereby increased the electric current of transmission.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows according to the structural representation of the embodiment of connector of the present utility model;
Fig. 2 shows the decomposition texture schematic diagram of the connector of Fig. 1;
Fig. 3 shows the structural representation of end plate, insulation board, conducting strip and the ground strip of the connector of Fig. 2; And
Fig. 4 shows the structural representation of conducting strip of the connector of Fig. 1.
Above-mentioned accompanying drawing comprises the following drawings mark:
10, end plate; 11, the first location hole; 12, the first installing hole; 13, the second location hole; 20, insulation board; 30, conductive component; 31, conducting strip; 311, arch portion; 40, ground strip; 41, keeper; 50, securing member.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As shown in Figure 1, the connector of the present embodiment comprises two end plates 10, a plurality of insulation boards 20, a plurality of conductive components 30 and securing member 50, two end plates 10 are oppositely arranged, a plurality of insulation boards 20 are arranged between two end plates 10 abreast, between two adjacent insulation boards 20, be provided with a conductive component 30, each conductive component 30 comprises two conducting strips 31 that are oppositely arranged, between two conducting strips 31 of each conductive component 30, be formed for holding the first spatial accommodation of the end of bus, each conducting strip 31 on the surface of the first spatial accommodation, form lug boss, securing member 50 is successively through end plate 10, insulation board 20 and conductive component 30 are with by end plate 10, insulation board 20 and conductive component 30 link together.
The connector of application the present embodiment, connector comprises two end plates 10, a plurality of insulation board 20, a plurality of conductive component 30 and securing member 50.Securing member 50 passes end plate 10, insulation board 20 and conductive component 30 successively so that end plate 10, insulation board 20 and conductive component 30 are linked together.While using connector to connect, bus is inserted in the first spatial accommodation between two conducting strips 31 of each conductive component 30, tightening fastener parts 50 is clamped between two conducting strips 31 bus afterwards.Make like this conducting strip 31 contact with bus, due to each conducting strip 31, on the surface of the first spatial accommodation, form lug boss, two relative lug boss laminatings of lug boss also can contact with the bus of lug boss both sides, increased the contact area between conducting strip 31 and bus, and then reduced overlap resistance, thereby increased the electric current of transmission.
As shown in Figure 3 and Figure 4, in the present embodiment, the middle part of each conducting strip 31 has arch portion 311, and arch portion 311 forms lug boss.Like this, at securing member 50, during in tight condition, arch portion is due to the stressed thrust from securing member 50, and arch portion 311 can deform, and arch portion 311 is clamped defeats flatly, and conducting strip 31 can stretch outwardly.Having guaranteed like this has sufficient faying surface between bus and conducting strip 31, effectively guaranteed that conducting strip 31 evenly fits with bus under the state compressing, increase further the contact area between conducting strip 31 and bus, and then reduced overlap resistance, thereby increased the electric current of transmission.
In the present embodiment, insulation board 20 towards side be provided with the first pockets that holds conducting strip 31.During tightening fastener parts 50, conducting strip 31 is contained in the first pockets, facilitates fixed-conductive film 31.The degree of depth of the first pockets is less than the thickness of conducting strip 31.Can guarantee effective contact the between bus and conducting strip 31.For convenient processing conducting strip 31, in the present embodiment, the two ends of arch portion 311 extend to the edge of conducting strip 31, and Bing edge forms breach.
In the present embodiment, connector also comprises two ground strips 40, and ground strip 40 is arranged on end plate 10 and near between the insulation board 20 of end plate 10, is formed for holding the second spatial accommodation of the end of ground wire between ground strip 40 and end plate 10.When bus inserts the first spatial accommodation between two conducting strips 31 of each conductive component 30, ground wire also inserts the second spatial accommodation simultaneously, and then tightening fastener parts 50, and conducting strip 31 is contacted with bus, and ground wire contacts with ground strip 40.In the present embodiment, the side towards ground strip 40 of insulation board 20 is provided with the second pockets that holds ground strip 40.During tightening fastener parts 50, ground strip 40 is contained in the second pockets, facilitates dead earth sheet 40.The degree of depth of the second pockets is less than the thickness of ground strip 40.Can guarantee effective contact the between ground wire and ground strip 40.Preferably, insulation board 20 has adopted high temperature resistant, heat cured material, guaranteed that like this rising that junction between connector and bus can Yin Wendu reduces insulation property, more guaranteed that bus can not cause the damage of insulation board 20 in installation process because strength is excessive, avoided insulation board 20 may occur the situation of potential safety hazard when mounted effectively.The seamed edge of insulation board 20 is provided with chamfering, facilitates like this insertion of bus when bus is installed, and can also save insulating material.Preferably, the material of conducting strip 31 is copper, and the material of ground strip 40 is aluminium.
In the present embodiment, ground strip 40 is provided with keeper 41, and end plate 10 is provided with for wearing the first location hole 11 of keeper 41.Can easily ground strip 40 be fixed on to end plate 10 like this, simple in structure, simple installation.
As shown in Figure 2, in the present embodiment, each end plate 10 has for wearing the first installing hole 12 of securing member 50, and end plate 10 is provided with two the second location holes 13, two the second location holes 13 are positioned at a side of the first installing hole 12, and two the second location holes 13 shift to install.Each end plate 10 is provided with two the second location holes 13, and on the one hand, restriction bus is inserted into the position of the first spatial accommodation, guarantees that when mounted bus and connector have enough safe distances, effectively prevents from pushing up bad insulation board 20 because of the excessive bus of exerting oneself; On the other hand, can be conveniently by connector fixedly on bus cell body, effectively prevent from coming off and injuring personnel by a crashing object because connector is installed while slinging bus.Preferably, first installing hole 12 is through hole, and another first installing hole 12 and two the second location holes are screwed hole.
In the present embodiment, each insulation board 20 has for wearing the second installing hole of securing member 50, the second installing hole is corresponding with the first installing hole 12, and each conducting strip 31 has for wearing the 3rd installing hole of securing member 50, and the 3rd installing hole is corresponding with the second installing hole.Two ground strips 40 have the 4th installing hole that wears securing member 50.Securing member 50 links together end plate 10, insulation board 20, conductive component 30 and ground strip 40 through the first installing hole, the second installing hole, the 3rd installing hole and the 4th installing hole successively.Preferably, the first installing hole, the second installing hole, the 3rd installing hole and the 4th installing hole are through hole, and securing member 50 is bolt.
In prior art, the material of clamp is generally steel or aluminium, and steel or aluminium easily deform, and intensity is smaller.And in the present embodiment, the material of end plate 10 is cast steel.When tightening fastener parts, the deformation of end plate 10 of thickening is less, can make the pressure of the junction of connector and bus be uniformly distributed, so the overlap joint that makes conducting strip and bus more closely, more even, thereby reduce contact resistance, effectively avoid the heating in overlap joint process.All right like this energy savings, the unfailing performance of enhancing connector.
In the present embodiment, the length of end plate 10 is greater than the length of insulation board 20.Play the effect of protection insulation board 20, be also convenient to install.Preferably, the thickness of end plate 10 edges is less than the thickness at end plate 10 middle parts, between the edge of end plate 10 and the middle part of end plate 10, is provided with changeover portion.So not only cost-saving, also facilitate the installation of bus.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.