CN204424703U - Double-bus syndeton and comprise its double-bus connection device - Google Patents
Double-bus syndeton and comprise its double-bus connection device Download PDFInfo
- Publication number
- CN204424703U CN204424703U CN201420792346.5U CN201420792346U CN204424703U CN 204424703 U CN204424703 U CN 204424703U CN 201420792346 U CN201420792346 U CN 201420792346U CN 204424703 U CN204424703 U CN 204424703U
- Authority
- CN
- China
- Prior art keywords
- double
- bus
- bowl
- shaped part
- fixed contact
- 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.)
- Active
Links
Abstract
The utility model relates to a kind of double-bus syndeton and comprises its double-bus connection device, and wherein double-bus syndeton comprises: double-bus; Fixed contact, is arranged on the housing be made up of insulating material; U-shaped conductor, for being electrically connected double-bus and fixed contact; And insulating part, it comprises main part and guide portion, and wherein main part comprises bowl-shaped part, socket part and lid.Lid covering is arranged in bowl-shaped part to close its opening, socket part extends from the bottom of bowl-shaped part and is set in the base portion of fixed contact, U-shaped conductor is accommodated in wherein by bowl-shaped part, and arranges porose in the bottom of bowl-shaped part, and the battery core portion of this U-shaped conductor and fixed contact is electrically connected by this hole.Guide portion comprises two sleeves, these two sleeves are relatively arranged on the sidewall of bowl-shaped part, and be suitable for receiving double-bus and this double-bus can being slided wherein, wherein, in the whole inner side of the bowl-shaped part of insulating part and lid, the inner side corresponding to the opening of described bowl-shaped part is coated with coated semiconductor.Also disclose a kind of double-bus connection device comprising this double-bus syndeton.
Description
Technical field
The utility model relates to a kind of double-bus syndeton, and it is especially for ring main unit.The utility model also relates to a kind of double-bus connection device comprising this double-bus syndeton, and it is also especially for ring main unit.
Background technology
As well known to the skilled person, in power transmission and transformation field, bus is adopted to connect generator, transformer and various electrical equipment, to collect, to distribute and to transmit electric energy.Especially, double-bus connection is widely adopted as a kind of bus connected mode, and it comprises the double-bus of paired running, with when wherein the fault of such as short circuit occurs one group of bus, disconnect by means of only the bus that this is broken down, still can ensure the normal work of another group bus.
Ring main unit is for being used as metal that the high voltage switchgear of ring network power supplying units is mounted in it or non-metallic insulation cabinet.Owing to having, structure is simple, volume is little, price is low for it, can improve power supply parameter and the advantage such as performance and power supply safety and be widely used in power distribution station and the transformer station of the load centers such as residential quarters, skyscraper, large public building, factory and enterprise.
For the consideration of power supply reliability, in ring main unit, usually adopt aforesaid double-bus syndeton.
The ring main unit of existing employing double-bus syndeton uses epoxy resins insulation usually, and such design often causes insulating due to the nargin deficiency of creepage distance and there is potential danger in rugged environment.Especially, in the climatic environment of coastal area high humility height salt fog, there is the significant corona phenomenon caused because creep distance is not enough in the ring main unit with such setting, it causes ring main unit disruptive discharge usually, and then damage ring main unit.
Therefore, there are the needs improving common double-bus syndeton in this area, to solve the problem of the insulation such as easily occurred in adverse circumstances, limit the harm that corona phenomenon causes as much as possible.
The utility model aims to provide such double-bus syndeton through improving.
Utility model content
In the utility model, disclose a kind of double-bus syndeton, it comprises: double-bus; Fixed contact, is arranged on the housing be made up of insulating material; U-shaped conductor, for being electrically connected double-bus and fixed contact.Particularly, this double-bus syndeton also comprises insulating part, and this insulating part comprises main part and guide portion.Main part comprises bowl-shaped part, socket part and lid, and this socket part stretches out from the bottom of bowl-shaped part and is set to by size be suitable for being set in fixed contact.This fixed contact also comprises battery core portion, and wherein this battery core portion is set to stretch out at the top of the base portion of fixed contact.Preferably, this battery core portion by base portion around and slightly stretch out at the top of this base portion.U-shaped conductor is accommodated in wherein by the bowl-shaped part of this main body, and arranges porose in the bottom of this bowl-shaped part.Exemplarily, the battery core portion of this U-shaped conductor and fixed contact is electrically connected by this hole, and such as this battery core portion stretches in bowl-shaped part and U-shaped conductor contact.
Especially, aforesaid U-shaped conductor such as has two relative branches and connects the connecting portion of these two relative branches, and this branch is each electrical contact bus such as, and connecting portion electrical contact fixed contact, to make bus and fixed contact electrical connection.
Additionally, double-bus guides and enters and be guided out main part by the guide portion of this insulating part.This guide portion comprises two substantially identical sleeves of shape, and these two sleeves are relatively arranged on the sidewall of bowl-shaped part, and its cross sectional dimensions is all set to be suitable for receiving double-bus and this double-bus can being slided wherein.Any one in these two sleeves can be used for double-bus to guide to enter in the bowl-shaped part of main part, and another is for being guided out the bowl-shaped part of main part by this double-bus.
Especially, in an embodiment of the present utility model, the cross section of each of these two sleeves has hexagonal shape, to match with the cross section of double-bus.
Preferably, in an embodiment of the present utility model, insulating part also comprises pressure ring, it is such as embedded in the bottom of bowl-shaped part, when described insulating part is set on fixed contact by its socket part, the base in contact of described pressure ring and fixed contact, to guarantee the close contact between bowl-shaped part and fixed contact, thus ensures the electrical connection of U-shaped conductor and fixed contact.
According in double-bus syndeton of the present utility model, the whole inner side of the bowl-shaped part of insulating part is coated with coated semiconductor.
According in embodiment of the present utility model, the main part of insulating part also comprises lid, and this lid such as has the shape corresponding with the opening of bowl-shaped part, and covers and be arranged on the opening of bowl-shaped part, to close the opening of described bowl-shaped part.
In one embodiment, described lid correspond to described bowl-shaped part opening inner side on be coated with coated semiconductor.In this embodiment, the coated semiconductor of the inner side of this lid forms internal electrically conductive layer together with the coated semiconductor applied inside bowl-shaped part, and it not only can realize all pressing but also can shielding, and then can limit corona phenomenon, avoids the harm that it causes.
In another embodiment, the main part of insulating part also additionally comprises flange part, and this flange part upwards extends from the sidepiece of described bowl-shaped part, exceeds described lid.Especially, this flange part has the cambered outwards annular shape of axle.Wherein, the whole inner side of this flange part is coated with coated semiconductor.The coated semiconductor of the inner side coating of this flange part forms internal electrically conductive layer together with the coated semiconductor applied inside bowl-shaped part, it is the same with the internal electrically conductive layer in previously described embodiment, not only can realize all pressing but also can shielding, and then can corona phenomenon be limited, avoid the harm that it causes.
Additionally, the invention also discloses a kind of double-bus connection device for ring main unit, it comprises three double-bus syndetons of sequentially arranging, wherein each double-bus syndeton corresponds to a phase, it is characterized in that, one placed in the middle in these three double-bus syndetons or these three double-bus syndetons are all the double-bus syndeton according to any one embodiment of the utility model.
Particularly, the utility model discloses a kind of double-bus syndeton, it comprises:
Double-bus,
Fixed contact, is arranged on the housing be made up of insulating material,
U-shaped conductor, for being electrically connected double-bus and fixed contact,
It is characterized in that, this double-bus syndeton also comprises:
Insulating part, it comprises main part and guide portion, wherein
Described main part comprises bowl-shaped part, socket part and lid, described lid covers and is arranged in described bowl-shaped part to close the opening of described bowl-shaped part, described socket part stretches out from the bottom of bowl-shaped part and is set in the base portion of fixed contact, wherein the battery core portion of fixed contact is set to stretch out at the top of the base portion of fixed contact, U-shaped conductor is accommodated in wherein by described bowl-shaped part, and arranging porose in the bottom of described bowl-shaped part, the battery core portion of this U-shaped conductor and fixed contact is electrically connected by this hole;
Described guide portion comprises two sleeves, these two sleeves are relatively arranged on the sidewall of bowl-shaped part, and the cross sectional dimensions of these two sleeves is all set to be suitable for receiving double-bus and making this double-bus to slide wherein, enters so that double-bus is guided and be guided out main part, wherein
In the whole inner side of the bowl-shaped part of described main part and described lid, the inner side corresponding to the opening of described bowl-shaped part is coated with coated semiconductor.
Wherein, the part of the opening near bowl-shaped part in the sidewall of described bowl-shaped part is the cambered outwards annular shape of axle.
And wherein, described insulating part also comprises pressure ring, and this pressure ring is embedded in the bottom of bowl-shaped part, when described insulating part is set on the base portion of fixed contact by its socket part, the base in contact of described pressure ring and fixed contact, to guarantee the close contact between bowl-shaped part and fixed contact.
Wherein, the cross section of each in described two sleeves has hexagonal shape.
Wherein, the insulating material making described housing is epoxy resin.
Wherein, described bowl-shaped part, socket part and guide portion are made up of silicon rubber, and three makes with being integrated.
Wherein, described lid is made of plastics.
In another embodiment, this double-bus syndeton comprises:
Double-bus,
Fixed contact, is arranged on the housing be made up of insulator,
U-shaped conductor, for being electrically connected double-bus and fixed contact,
It is characterized in that, this double-bus syndeton also comprises:
Insulating part, it comprises main part and guide portion,
Wherein main part comprises bowl-shaped part, socket part, flange part and lid, described lid covers and is arranged in described bowl-shaped part to close the opening of described bowl-shaped part, described socket part stretches out from the bottom of bowl-shaped part and is set in the base portion of fixed contact, wherein the battery core portion of fixed contact is set to the top exposed of the base portion at fixed contact, U-shaped conductor is accommodated in wherein by described bowl-shaped part, and arrange porose in the bottom of described bowl-shaped part, the bottom of this U-shaped conductor and the battery core portion of fixed contact are electrically connected by this hole
And described guide portion comprises two sleeves, these two sleeves are relatively arranged on the sidewall of bowl-shaped part, and the cross sectional dimensions of these two sleeves is all set to be suitable for receiving double-bus and making this double-bus to slide wherein, enters so that double-bus is guided and be guided out main part
Wherein said flange part protrudes upward from the sidewall of described bowl-shaped part and exceeds described lid, and wherein
The whole inner side of the bowl-shaped part of described insulating part and the whole inner side of described flange part are coated with coated semiconductor.
Wherein, described flange part is the cambered outwards annular shape of axle.
Wherein, described insulating part also comprises pressure ring, and this pressure ring is embedded in the bottom of bowl-shaped part, when described insulating part is set on the base portion of fixed contact by its socket part, the base in contact of described pressure ring and fixed contact, to guarantee the close contact between bowl-shaped part and fixed contact.
Wherein, the cross section of each in described two sleeves has hexagonal shape.
Wherein, the insulating material making described housing is epoxy resin.
Wherein, described bowl-shaped part, socket part, flange part and guide portion are made up of silicon rubber, and four make with being integrated.
Wherein, described lid is made of plastics.
The invention also discloses a kind of double-bus connection device for ring main unit, it comprises three double-bus syndetons of sequentially arranging, wherein each double-bus syndeton corresponds to a phase, it is characterized in that, one placed in the middle in these three double-bus syndetons or these three double-bus syndetons are all double-bus syndeton as above.
Content of the present utility model described above is only exemplary, it will be understood by those skilled in the art that this can change this double-bus syndeton and/or double-bus connection device and improve and do not deviate from the utility model based on spirit of the present utility model.Scope of the present utility model limited by appending claims.
Accompanying drawing explanation
The description relative to accompanying drawing for information that provides and clearly manifesting below reading of other features of the present utility model, details and advantage.
Fig. 1 is the perspective view of the double-bus syndeton according to embodiment of the present utility model;
Fig. 2 (a) is the view of the main part of insulating part for the double-bus syndeton according to embodiment of the present utility model;
Fig. 2 (b) is the side direction view of the main part of insulating part for the double-bus syndeton according to embodiment of the present utility model;
Fig. 2 (c) is the view of the lid of insulating part for the double-bus syndeton according to embodiment of the present utility model;
Fig. 3 is the vertical view of the double-bus syndeton according to embodiment of the present utility model, and wherein cover removes;
Fig. 4 is the diagrammatic side view of the double-bus syndeton according to an embodiment of the present utility model;
Fig. 5 (a) is the diagrammatic side view of the double-bus syndeton according to an embodiment of the present utility model;
Accompanying drawing 5 (b) is the diagrammatic side view of the double-bus syndeton according to another embodiment of the present utility model;
Accompanying drawing 6 (a) is the perspective view according to the double-bus connection device in the ring main unit of an embodiment of the present utility model;
Accompanying drawing 6 (b) is the perspective view according to the double-bus connection device in the ring main unit of another embodiment of the present utility model.
Embodiment
As shown in Figure 1, the utility model discloses a kind of double-bus syndeton 10, it is such as the connection of double-bus 11 and electrode.According to an embodiment of the present utility model, this double-bus syndeton 10 comprises double-bus 11; Fixed contact 12; U-shaped conductor 13; With insulating part 14.
Particularly, this double-bus 11 is double-bus 11 common in this area, and its such as conductive core part is made of copper, and it is coated with the dielectric film of such as EPDM (ethylene propylene diene rubber).
This fixed contact 12 is arranged on the housing 15 be made up of insulating material.Exemplarily, it comprises the base portion 121 be made up of insulating material equally and the battery core portion 122 of being made up of electric conducting material.This base portion 121 exemplarily has disk like shape, such as, have the shape of two stacked dish.The insulating material making this base portion 121 is such as identical with the insulating material making housing 15.Exemplarily, this insulating material is epoxy resin.Further, this base portion 121 is such as made integratedly with housing.And battery core portion 122 is exemplarily set to this base portion 121 of break-through, and such as medially arrange, stretch out with the top of the base portion 121 at fixed contact 12.In embodiment of the present utility model shown in Figure 1, this battery core portion 122 has circular cross section.It will be appreciated by those skilled in the art that this cross section can be other arbitrary shapes, and do not deviate from claim limited range of the present utility model.
U-shaped conductor 13 is for being electrically connected double-bus 11 and fixed contact 12.In the embodiment such as shown in Fig. 5 (a)-5 (b), this U-shaped conductor 13 comprises two branches 131 and a connecting portion 132.These two branches 131 are exemplarily relatively arranged, and connecting portion 132 is between these two branches 131, both is linked together.This U-shaped conductor 13 has the shape of overall U-shaped thus, as shown in Fig. 5 (a)-5 (b).This U-shaped conductor 13 is made up of the metal material such as conducting electricity, and this metal material is such as copper, and this U-shaped conductor 13 is exemplarily made into integration, such as, become by bending sheet metal.
In order to realize the electrical connection between double-bus 11 and fixed contact 12, two branches 131 electrical contact bus separately of this U-shaped conductor 13, and its connecting portion 132 electrical contact fixed contact 12, more specifically, the battery core portion 122 of electrical contact fixed contact 12.Particularly, the branch 131 of U-shaped conductor 13 realizes the electrical contact with bus by the exposed conductive core part of its inside portion contact bus.Especially, each root bus is divided into two parts, its each there is oneself conductive core part, these two conductive core parts realize the conducting of this bus self and the conducting of this bus and U-shaped conductor 13 by a branch 131 place overlap joint at U-shaped conductor 13.And connecting portion 132 realizes the electrical contact between fixed contact 12 by the battery core portion 122 of its contacts-side-down fixed contact 12, as shown in Figure 4 and 5 (a)-5 (b).Additionally, the connecting portion 132 of this U-shaped conductor 13 is such as fastened by bolts the battery core portion 122 being fixed to fixed contact 12, to guarantee the stability of electrical contact between the two and structure.The electrical connection between double-bus 11 and fixed contact 12 can be realized by the U-shaped conductor 13 as above arranged, with by the current delivery from double-bus 11 to fixed contact 12, or more specifically, transfer to the battery core portion 122 of fixed contact 12.
Double-bus syndeton 10 according to embodiment of the present utility model also comprises insulating part 14.This insulating part 14 comprises main part 141 and guide portion 142, as shown in Fig. 2 (a)-2 (c).According in an embodiment of the present utility model, the main part 141 of this insulating part 14 comprises bowl-shaped part 1411, socket part 1412 and lid 1413, this socket part 1412 stretches out from the bottom of bowl-shaped part 1411 and size is set to start from and is set in the base portion 121 of fixed contact 12, and U-shaped conductor 13 is accommodated in wherein by this bowl-shaped part 1411.This bowl-shaped part 1411 comprises bottom, sidewall and opening, wherein bottom is arranged porose, this hole and socket part 1412 are aimed at, for exposing the battery core portion 122 of fixed contact 12, to allow the electrical connection between the connecting portion 132 of U-shaped conductor 13 and the battery core portion 122 of fixed contact 12.Exemplarily, alternatively, the part of the opening near bowl-shaped part in the sidewall of this bowl-shaped part 1411 is the cambered outwards annular shape of axle, as shown in Fig. 2 (a)-2 (b).
The guide portion 142 of this insulating part 14 enters and is guided out main part 141 for double-bus 11 being guided.Exemplarily, this guide portion 142 comprises two sleeves 1421, and these two sleeves 1421 are relatively arranged on the sidewall of bowl-shaped part 1411 of insulating part 14.In order to allow entering and drawing of double-bus 11 easily, the cross sectional dimensions of these two sleeves 1421 is all set to be suitable for receiving double-bus 11, and allows double-bus 11 to slide, to facilitate the installation of this double-bus syndeton 10 wherein.Avoid obscuring in operation in order to the convenience that manufactures, these two sleeves 1421 have substantially identical shape, can arbitrarily for introducing or extraction double-bus 11.When in these two sleeves 1421 enters in the bowl-shaped part 1411 of main part 141 for double-bus 11 being guided, another is for being guided out this bowl-shaped part 1411 by double-bus 11.As understood by those skilled in the art, the setting of this guide portion 142 also makes the heat of insulator 14 inside immediately overflow by providing fluid flow passageway, this makes insulator 14 internal and external temperature basically identical, which solves the problem that in the insulator 14 that may occur, temperature is too high.
Preferably, according in embodiment of the present utility model, bus has the cross section of such as quadrangle, and guide portion 142 has the cross section of hexagonal shape accordingly.
Preferably, in an embodiment of the present utility model, insulating part 14 also comprises pressure ring 143, and it is such as embedded in the bottom of bowl-shaped part 1411, as shown in Figure 4.When described insulating part 14 is set on fixed contact 12 by its socket part 1412, described pressure ring 143 contacts with the base portion 121 of fixed contact 12, to guarantee the close contact between bowl-shaped part 1411 and fixed contact 12, thus ensure the electrical connection of U-shaped conductor 13 and fixed contact 12.This pressure ring 143 is exemplarily the form of metal washer.
The bowl-shaped part 1411 of this insulating part 14, socket part 1412 and guide portion 142 can be made up of insulating material common in this area.Exemplarily, this bowl-shaped part 1411, socket part 1412 and guide portion 142 are all made up of silicon rubber, and are made integratedly.
According in this embodiment of the present utility model, the whole inner side of the bowl-shaped part 1411 of insulating part 14 is coated with coated semiconductor.This coated semiconductor can be made up of semi-conducting material conventional in any this area, has the electrical properties of semiconductor.
As shown in Fig. 2 (c), according in embodiment of the present utility model, the main part 141 of insulating part 14 also comprises lid 1413, this lid 1413 such as has the shape corresponding with the opening of bowl-shaped part 1411, and covering is arranged on the opening of bowl-shaped part 1411, to close the opening of described bowl-shaped part 1411.
In one embodiment, the inner side corresponding to the opening of described bowl-shaped part 1411 at described lid 1413 is coated with coated semiconductor.As previously mentioned, the coated semiconductor that the inner side of this lid 1413 applies forms internal electrically conductive layer together with the coated semiconductor of coating inside bowl-shaped part 1411, it not only can realize all pressing but also can shielding, and then can limit corona phenomenon, avoids the harm that it causes.
In another embodiment of the present utility model, comprise and similar structure in the above embodiments according to its double-bus syndeton 10, wherein identical part will repeat no more, and identical parts have identical Reference numeral.
Be different from according to the double-bus syndeton 10 of this embodiment and be according to double-bus syndeton 10 part of previous embodiment, the main part 141 of insulating part 14 also additionally comprises flange part 1414, this flange part 1414 upwards extends from the sidewall of described bowl-shaped part 1411, exceeds described lid 1413.Especially, this flange part 1414 has the cambered outwards annular shape of axle.Further, the geometry of this flange part 1414 of adjustable, such as, adjusts the cambered outwards profile of its axle or the axial angle and distance inwardly stretched into of flange top, more preferably to realize the performance of this double-bus syndeton 10.
Wherein, the whole inner side of this flange part 1414 is coated with coated semiconductor.The coated semiconductor of the inner side coating of this flange part 1414 forms internal electrically conductive layer together with the coated semiconductor of coating inside bowl-shaped part 1411, it is the same with the internal electrically conductive layer in previously described embodiment, not only can realize all pressing but also can shielding, and then can corona phenomenon be limited, avoid the harm that it causes.Especially, for cost consideration, can not as in the previous embodiment, the inner side corresponding to the opening of described bowl-shaped part 1411 at described lid 1413 is coated with coated semiconductor, and this can't the performance of this embodiment of appreciable impact.
The bowl-shaped part 1411 of this insulating part, socket part 1412, flange part 1414 and guide portion 142 can be made up of insulating material common in this area.Exemplarily, this bowl-shaped part 1411, socket part 1412 and guide portion 142 are all made up of silicon rubber, and are made integratedly.
Exemplarily, in the above two embodiments, this lid 1413 can be made up of plastic material.
Additionally, as shown in Fig. 6 (a)-6 (b), the invention also discloses a kind of double-bus connection device 1 for ring main unit, it comprises double-bus syndeton 10, and this double-bus syndeton 10 can have the structure according to any one embodiment above.
This double-bus connection device 1 can have the double-bus syndeton 10 of any amount.
Exemplarily, this double-bus connection device 1 has three double-bus syndetons 10 ', 10 ", 10 " '.These three double-bus syndetons 10 ', 10 ", 10 " ' sequentially arrange, and its each correspond to a phase.
In an embodiment of this double-bus connection device 1, these three double-bus syndetons 10 ', 10 ", 10 " ' all there is structure according to any one embodiment above.Or alternatively, for the consideration of cost savings, the double-bus syndeton 10 ' that can only sequentially arrange at these three, 10 " be set to have the structure according to any one embodiment above; 10 " ' by placed in the middle one, and other two double-bus syndetons 10 ', 10 "; 10 " ' do not comprise insulating part 14, and other parts and above about the similar described by embodiment of the present utility model.
Although illustrated at least one exemplary embodiment in aforesaid general introduction and in describing in detail, the variation part that there is a lot of quantity should be understood.Described one or more exemplary embodiment should be understood and be only example, and be not intended to limited range, purposes or configuration by any way.But, above-mentioned general introduction and detailed description will be provided for the explanation easily implementing at least one exemplary embodiment for those skilled in the art, be understood that and can carry out various variation to the function of the element described in exemplary embodiment and layout, and do not deviate from the scope as illustrated in the equivalent on appending claims and its legal sense.
Claims (15)
1. a double-bus syndeton (10), it comprises:
Double-bus (11),
Fixed contact (12), is arranged on the housing (15) be made up of insulating material,
U-shaped conductor (13), for being electrically connected double-bus (11) and fixed contact (12),
It is characterized in that, this double-bus syndeton (10) also comprises:
Insulating part (14), it comprises main part (141) and guide portion (142), wherein
Described main part (141) comprises bowl-shaped part (1411), socket part (1412) and lid (1413), described lid (1413) covers and is arranged in described bowl-shaped part (1411) to close the opening of described bowl-shaped part (1411), described socket part (1412) stretches out from the bottom of bowl-shaped part (1411) and is set in the base portion (121) of fixed contact (12), wherein the battery core portion (122) of fixed contact (12) is set to stretch out at the top of the base portion (121) of fixed contact (12), U-shaped conductor (13) is accommodated in wherein by described bowl-shaped part (1411), and arrange porose in the bottom of described bowl-shaped part (1411), the battery core portion (122) of this U-shaped conductor (13) and fixed contact (12) is electrically connected by this hole,
Described guide portion (142) comprises two sleeves (1421), these two sleeves (1421) are relatively arranged on the sidewall of bowl-shaped part (1411), and the cross sectional dimensions of these two sleeves (1421) is all set to be suitable for receiving double-bus (11) and making this double-bus (11) to slide wherein, enter and be guided out main part (141) double-bus (11) to be guided, wherein
The whole inner side of the bowl-shaped part (1411) in described main part (141) and the inner side of described lid (1413) corresponding to the opening of described bowl-shaped part (1411) are coated with coated semiconductor.
2. double-bus syndeton (10) as claimed in claim 1, is characterized in that:
The part of the opening near bowl-shaped part (1411) in the sidewall of described bowl-shaped part (1411) is the cambered outwards annular shape of axle.
3. double-bus syndeton (10) as claimed in claim 1 or 2, it is characterized in that, described insulating part (14) also comprises pressure ring (143), this pressure ring (143) is embedded in the bottom of bowl-shaped part (1411), when described insulating part (14) by its socket part (1412) be set in the base portion (121) of fixed contact (12) upper time, described pressure ring (143) contacts with the base portion (121) of fixed contact (12), to guarantee the close contact between bowl-shaped part (1411) and fixed contact (12).
4. double-bus syndeton (10) as claimed in claim 1 or 2, it is characterized in that, the cross section of each in described two sleeves (1421) has hexagonal shape.
5. double-bus syndeton (10) as claimed in claim 1 or 2, it is characterized in that, the insulating material making described housing (15) is epoxy resin.
6. double-bus syndeton (10) as claimed in claim 1 or 2, it is characterized in that, described bowl-shaped part (1411), socket part (1412) and guide portion (142) be made up of silicon rubber, and three makes with being integrated.
7. double-bus syndeton (10) as claimed in claim 6, it is characterized in that, described lid (1413) is made of plastics.
8. a double-bus syndeton (10), it comprises:
Double-bus (11),
Fixed contact (12), is arranged on the housing (15) be made up of insulator,
U-shaped conductor (13), for being electrically connected double-bus (11) and fixed contact (12),
It is characterized in that, this double-bus syndeton (10) also comprises:
Insulating part (14), it comprises main part (141) and guide portion (142),
Wherein main part (141) comprises bowl-shaped part (1411), socket part (1412), flange part (1414) and lid (1413), described lid (1413) covers and is arranged in described bowl-shaped part (1411) to close the opening of described bowl-shaped part (1411), described socket part (1412) stretches out from the bottom of bowl-shaped part (1411) and is set in the base portion (121) of fixed contact (12), wherein the battery core portion (122) of fixed contact (12) is set to the top exposed of the base portion (121) in fixed contact (12), U-shaped conductor (13) is accommodated in wherein by described bowl-shaped part (1411), and arrange porose in the bottom of described bowl-shaped part (1411), the bottom of this U-shaped conductor (13) and the battery core portion (122) of fixed contact (12) are electrically connected by this hole,
And described guide portion (142) comprises two sleeves (1421), these two sleeves (1421) are relatively arranged on the sidewall of bowl-shaped part (1411), and the cross sectional dimensions of these two sleeves (1421) is all set to be suitable for receiving double-bus (11) and making this double-bus (11) to slide wherein, enter and be guided out main part (141) double-bus (11) to be guided
Wherein said flange part (1414) protrudes upward from the sidewall of described bowl-shaped part (1411) and exceeds described lid (1413), and wherein
The whole inner side of the bowl-shaped part (1411) in described insulating part (14) and the whole inner side of described flange part (1414) are coated with coated semiconductor.
9. double-bus syndeton (10) as claimed in claim 8, is characterized in that:
Described flange part (1414) is the cambered outwards annular shape of axle.
10. double-bus syndeton (10) as claimed in claim 8 or 9, it is characterized in that, described insulating part (14) also comprises pressure ring (143), this pressure ring (143) is embedded in the bottom of bowl-shaped part (1411), when described insulating part (14) by its socket part (1412) be set in the base portion (121) of fixed contact (12) upper time, described pressure ring (143) contacts with the base portion (121) of fixed contact (12), to guarantee the close contact between bowl-shaped part (1411) and fixed contact (12).
11. double-bus syndetons (10) as claimed in claim 8 or 9, is characterized in that, the cross section of each in described two sleeves (1421) has hexagonal shape.
12. double-bus syndetons (10) as claimed in claim 8 or 9, it is characterized in that, the insulating material making described housing (15) is epoxy resin.
13. double-bus syndetons (10) as claimed in claim 8 or 9, it is characterized in that, described bowl-shaped part (1411), socket part (1412), flange part (1414) and guide portion (142) be made up of silicon rubber, and four make with being integrated.
14. double-bus syndetons (10) as claimed in claim 13, it is characterized in that, described lid (1413) is made of plastics.
15. 1 kinds of double-bus connection devices (1) for ring main unit, it comprises three double-bus syndetons (10 ' of sequentially arranging, 10 "; 10 " '), wherein each double-bus syndeton (10 ', 10 "; 10 " ') corresponding to a phase, it is characterized in that, these three double-bus syndetons (10 ', 10 ", 10 " ') in one placed in the middle (10 ") or these three double-bus syndetons (10 '; 10 ", 10 " ') all for as the double-bus syndeton (10) in claim 1 to 14 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792346.5U CN204424703U (en) | 2014-12-12 | 2014-12-12 | Double-bus syndeton and comprise its double-bus connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420792346.5U CN204424703U (en) | 2014-12-12 | 2014-12-12 | Double-bus syndeton and comprise its double-bus connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204424703U true CN204424703U (en) | 2015-06-24 |
Family
ID=53475035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420792346.5U Active CN204424703U (en) | 2014-12-12 | 2014-12-12 | Double-bus syndeton and comprise its double-bus connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204424703U (en) |
-
2014
- 2014-12-12 CN CN201420792346.5U patent/CN204424703U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102906955B (en) | High-voltage direct-current cable terminal device | |
| CN103454467A (en) | Gauge box pluggable electric energy meter installation base | |
| CN203983934U (en) | Dry-type power cable termination | |
| CN202034225U (en) | Fully insulated plug-in type voltage transformer with metal shell | |
| CN204424703U (en) | Double-bus syndeton and comprise its double-bus connection device | |
| CN208256482U (en) | Integrated resinous fills self-healing damped capacitor | |
| CN201860065U (en) | Glue-impregnated capacitance type direct-current wall bushing | |
| CN102882132B (en) | Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuser | |
| CN204333832U (en) | The combination of distribution line high pressure pyrocondensation insulating case dress | |
| CN103311931B (en) | A kind of Compact integration high voltage power capacitor device | |
| CN204068136U (en) | Solid insulation transfer bus and gas-insulated switchgear | |
| CN202749310U (en) | Replaceable built-in voltage transformer high voltage alternating current dividing circuit breaker | |
| CN201708699U (en) | Cable plugging type energy taking power supply | |
| WO2016008518A1 (en) | Valve unit for hvdc power converter insulated by solid material and gas | |
| CN203398067U (en) | High voltage three-phase solid insulative fuse unit | |
| CN107910182A (en) | A kind of flexible circuit conductor high-voltage capacitor | |
| CN203301158U (en) | Compact integrated type high-voltage power capacitor apparatus | |
| CN108987043B (en) | Integrated transformer | |
| CN205230796U (en) | Voltage transformer | |
| CN205231295U (en) | High voltage insulation protective wire for load switch | |
| CN202564041U (en) | Integrated novel transformer | |
| CN203707725U (en) | Flexible cable connecting device for PT cabinet | |
| CN202917804U (en) | Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuse | |
| CN204089146U (en) | Underground type 10 kv cable splitter | |
| CN201518256U (en) | Epoxy resin casting high-voltage bushing with multiple wire outgoing terminals |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |