CN204030329U - Connecting device for expansion side of power distribution unit cabinet and distribution ring main unit - Google Patents
Connecting device for expansion side of power distribution unit cabinet and distribution ring main unit Download PDFInfo
- Publication number
- CN204030329U CN204030329U CN201420323416.2U CN201420323416U CN204030329U CN 204030329 U CN204030329 U CN 204030329U CN 201420323416 U CN201420323416 U CN 201420323416U CN 204030329 U CN204030329 U CN 204030329U
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- China
- Prior art keywords
- distribution unit
- cabinet
- interface
- unit cabinet
- connecting device
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- Expired - Lifetime
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- 238000009413 insulation Methods 0.000 claims abstract description 62
- 239000012212 insulator Substances 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 230000006698 induction Effects 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
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Abstract
The utility model provides a kind of connecting device for expansion side of power distribution unit cabinet and distribution ring main unit, comprises sealing insulator, conduction connector, the first interface for being connected with distribution unit cabinet bus, the second interface for being connected with air insulation cabinet bus, wherein, conduction connector is encapsulated in sealing insulator, first interface is positioned at one end of conduction connector, the second interface is positioned at the other end of conduction connector, one end of sealing insulator is corrugated structure, the other end of sealing insulator has bulge-structure, in the time that needs are expanded distribution unit cabinet, in the time that the expansion of distribution unit cabinet side connects an air insulation cabinet, only first interface need be connected with distribution unit cabinet bus, the second interface is connected with air insulation cabinet bus, can complete the expansion of distribution unit cabinet, make to expand installment work convenient, simply, easily operation.
Description
Technical field
The utility model relates to jockey, relates in particular to a kind of connecting device for expansion side of power distribution unit cabinet and distribution ring main unit, belongs to power technology field.
Background technology
Looped network distribution system is a kind of safe and reliable city net distribution system, has been widely used in town and country electric power transmission network, in switching station, unattended operation box-type substation, residential quarters, mansion and large and medium-sized enterprise.Under normal circumstances, for construction unit, the distribution planning design work that electric power is supplied with should be one step completed.And in reality is built, improving of power distribution cabinet is but stage by stage, adopting progressively increases that the mode of distribution unit cabinet completes.So the distribution unit cabinet of producing at present is generally all reserved with expansion interface, so that user expands power supply capacity according to plan or according to the demand of practical development easily.
In prior art, between distribution unit cabinet and metering units cabinet, be connected the mode that mostly adopts bus tie and contact box, namely the contact box of the contact box of distribution unit cabinet and metering units cabinet connected together by bus tie.
Adopt mode of the prior art to be connected with metering units cabinet distribution unit cabinet, each all needs the contact box of a metering units cabinet, contact box and the bus tie of a distribution unit cabinet mutually, in the time that needs are expanded distribution unit cabinet,, while needing distribution unit cabinet to connect metering units cabinet, there is many inconvenience.
Utility model content
The utility model embodiment provides a kind of connecting device for expansion side of power distribution unit cabinet and distribution ring main unit, the inconvenience while expanding distribution unit cabinet to overcome in prior art.
The utility model first aspect provides a kind of connecting device for expansion side of power distribution unit cabinet, comprising: sealing insulator, conduction connector, the first interface for being connected with distribution unit cabinet bus, the second interface for being connected with air insulation cabinet bus;
Wherein, described conduction connector is encapsulated in described sealing insulator, described first interface is positioned at one end of described conduction connector, described the second interface is positioned at the other end of described conduction connector, one end of described sealing insulator is corrugated structure, and the other end of described sealing insulator has bulge-structure.
In the possible implementation of the first of first aspect, described sealing insulator and described conduction connector are bending structure, and described sealing insulator is identical with described conduction connector overbending direction.
In the possible implementation of the second of first aspect, also comprise: induction net and multiple potential indicator interface, wherein, described potential indicator interface is positioned at described bulge-structure, and one end of described potential indicator interface is connected with described induction net.
In the third possible implementation of first aspect, also comprise: multiple the 3rd interfaces, described the 3rd interface is positioned at described bulge-structure, so that described connecting device for expansion side of power distribution unit cabinet is fixed on the side plate of distribution unit cabinet.
In conjunction with second or the third possible implementation of first aspect, in the 4th kind of possible implementation of first aspect, described potential indicator interface and described the 3rd interface are distributed in described conduction connector around.
In conjunction with first aspect, first to fourth kind of first aspect any possible implementation, in the 5th kind of possible implementation of first aspect, described first interface is thread pore structure, to connect described distribution unit cabinet bus.
In conjunction with first aspect, first to fourth kind of first aspect any possible implementation, in the 6th kind of possible implementation of first aspect, described the second interface is thread pore structure, to connect described air insulation cabinet bus.
The utility model second aspect provides a kind of distribution ring main unit, comprises distribution unit cabinet, air insulation cabinet, and connecting device for expansion side of power distribution unit cabinet as described in any one in first of first aspect, first aspect to the 6th kind of possible implementation;
First interface in described connecting device for expansion side of power distribution unit cabinet is connected with described distribution unit cabinet bus, and the second interface in described connecting device for expansion side of power distribution unit cabinet is connected with described air insulation cabinet bus.
In the possible implementation of the first of second aspect, described air insulation cabinet is: metering units cabinet, or, voltage transformer pt cabinet.
The utility model embodiment provides a kind of connecting device for expansion side of power distribution unit cabinet and distribution ring main unit, comprises sealing insulator, conduction connector, the first interface for being connected with distribution unit cabinet bus, the second interface for being connected with air insulation cabinet bus, wherein, conduction connector is encapsulated in sealing insulator, first interface is positioned at one end of conduction connector, the second interface is positioned at the other end of conduction connector, one end of sealing insulator is corrugated structure, the other end of sealing insulator has bulge-structure, in the time that needs are expanded distribution unit cabinet, in the time that the expansion of distribution unit cabinet side connects an air insulation cabinet, only first interface need be connected with distribution unit cabinet bus, the second interface is connected with air insulation cabinet bus, can complete the expansion of distribution unit cabinet, make to expand installment work convenient, simply, easily operation, reduced cost simultaneously.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the connecting device for expansion side of power distribution unit cabinet that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the generalized section that the utility model is installed on to distribution unit cabinet and air insulation cabinet.
By reference to the accompanying drawings, in the utility model embodiment, Reference numeral is as follows:
11-sealing insulator 12-conduction connector
13-first interface 14-the second interface
15-electrification display interface 16-responds to net
17-the 3rd interface
21-first expansion side of power distribution unit cabinet 211-the first expansion side of power distribution unit cabinet
The first interface of jockey jockey
212-first expansion side of power distribution unit cabinet 22-the second expansion side of power distribution unit cabinet
The second joint connecting device of jockey
221-second expansion side of power distribution unit cabinet 222-the second expansion side of power distribution unit cabinet
The second interface of the first interface jockey of jockey
23-the first distribution unit cabinet bus 24-air insulation cabinet bus
25-second distribution unit cabinet bus 26-the first distribution unit cabinet
27-air insulation cabinet 28-the second distribution unit cabinet
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The structural representation of the connecting device for expansion side of power distribution unit cabinet that Fig. 1 provides for the utility model embodiment, as shown in Figure 1, this connecting device for expansion side of power distribution unit cabinet comprises: sealing insulator 11, conduction connector 12, the first interface 13 for being connected with distribution unit cabinet bus, the second interface 14 for being connected with air insulation cabinet bus;
Wherein, conduction connector 12 is encapsulated in sealing insulator 11, and first interface 13 is positioned at one end of conduction connector 12, and the second interface 14 is positioned at the other end of conduction connector 12, one end of sealing insulator 11 is corrugated structure, and the other end of sealing insulator 11 has bulge-structure.
Further, sealing insulator 11 is bending structure with conduction connector 12, and sealing insulator 11 is identical with conduction connector 12 overbending directions.
Further, as shown in Figure 1, above-mentioned connecting device for expansion side of power distribution unit cabinet also comprises: induction net 16 and multiple potential indicator interface 15, wherein, potential indicator interface 15 is positioned at bulge-structure, and one end of potential indicator interface 15 is connected with induction net 16.
Further, as shown in Figure 1, above-mentioned connecting device for expansion side of power distribution unit cabinet also comprises: multiple the 3rd interface 17, the three interfaces 17 are positioned at bulge-structure, so that connecting device for expansion side of power distribution unit cabinet is fixed on the side plate of distribution unit cabinet.
Further, potential indicator interface 15 and the 3rd interface 17 are distributed in conduction connector 12 around, and first interface 13 is thread pore structure, and to connect distribution unit cabinet bus, the second interface 14 is thread pore structure, to connect air insulation cabinet bus.
Concrete, as shown in Figure 1, the similar joint sleeve of construction profile of the connecting device for expansion side of power distribution unit cabinet that the present embodiment provides, be used for connecting distribution unit cabinet and air insulation cabinet, wherein, what distribution unit cabinet adopted is sulphur hexafluoride SF6 gas-insulated, what air insulation cabinet adopted is air insulation, the insulation spacing required from air insulation due to SF6 gas-insulated is different, air-insulated distance is >=125mm, therefore, in the time that needs are expanded distribution unit cabinet, also while needing distribution unit cabinet to be connected with air insulation cabinet, just must ensure the required distance of air insulation in air insulation cabinet, therefore, the connecting device for expansion side of power distribution unit cabinet that the present embodiment provides is a bending structure, and the bent angle of bending part is enough to ensure air-insulated distance >=125mm, in the time utilizing connecting device for expansion side of power distribution unit cabinet to connect distribution unit cabinet and air insulation cabinet, be enough to ensure that SF6 gas-insulated distance and air insulation distance reach safety requirements, thereby avoid due to the not enough electric discharge phenomena that cause of insulation distance.
In addition, conduction connector 12 is encapsulated in sealing insulator 11, conduction connector 12 is in the time of conduction state, if the creepage distance ﹤ 240mm on air insulation surface, easily cause failure of insulation, therefore one end of sealing insulator 11 is set to corrugated structure, can meet like this creepage distance >=240mm, thereby has ensured that connecting device for expansion side of power distribution unit cabinet conducts electricity work normally.The first interface 13 that is positioned at conduction connector 12 one end is set to screwed hole, thereby can make first interface 13 be connected by the mode being spirally connected with the bus of distribution unit cabinet, be positioned at conduction connector 12 other end the second interfaces 14 and be set to equally screwed hole, can make the second interface 14 be connected by the mode being spirally connected with the bus of air insulation cabinet.
While utilizing connecting device for expansion side of power distribution unit cabinet that distribution unit cabinet is connected with air insulation cabinet, first distribution unit cabinet bus is connected with the first interface 13 of connecting device for expansion side of power distribution unit cabinet, and connecting device for expansion side of power distribution unit cabinet is fixed on the side plate of distribution unit cabinet by multiple the 3rd interfaces 17, then the second interface 14 of connecting device for expansion side of power distribution unit cabinet is connected with the bus of air insulation cabinet, just can realizes the expansion of distribution unit cabinet.
After distribution unit cabinet being connected with air insulation cabinet by connecting device for expansion side of power distribution unit cabinet, in the process of distribution unit cabinet and the work of air insulation cabinet, for the conducting situation of real-time monitoring distribution unit cabinet and air insulation cabinet junction, on connecting device for expansion side of power distribution unit cabinet, be also provided with multiple potential indicator interfaces 15, wherein, one end of potential indicator interface 15 is connected with the induction net 16 being arranged in connecting device for expansion side of power distribution unit cabinet, one end is connected with potential indicator, in the time of distribution unit cabinet and air insulation cabinet normal power-up, potential indicator bright light, thereby make staff can according to the indicator light of potential indicator judge distribution unit cabinet and air insulation cabinet whether charged.
In the prior art, if need to expand distribution unit cabinet, on distribution unit cabinet side, expansion connects an air insulation cabinet, just need to utilize mutually distribution unit cabinet contact box at each, bus tie and air insulation cabinet contact box couple together, owing to connecting, the accessory needing is more, cause installment work more loaded down with trivial details, the similar sleeve structure of connecting device for expansion side of power distribution unit cabinet that the utility model provides, if need to connect an air insulation cabinet in the expansion of distribution unit cabinet side, only the bus of distribution unit cabinet need to be connected by sleeve pipe with the bus of air insulation cabinet, can reach the object of expansion distribution unit cabinet, owing to only needing a joint sleeve can complete the expansion of distribution unit cabinet, make to expand installment work convenient, simply, easily operation, reduced cost simultaneously.
Further, air insulation cabinet can be: metering units cabinet, or, voltage transformer (English: Potential transformer; Be called for short: PT) cabinet.
The utility model embodiment provides a kind of connecting device for expansion side of power distribution unit cabinet, comprises sealing insulator, conduction connector, the first interface for being connected with distribution unit cabinet bus, the second interface for being connected with air insulation cabinet bus, wherein, conduction connector is encapsulated in sealing insulator, first interface is positioned at one end of conduction connector, the second interface is positioned at the other end of conduction connector, one end of sealing insulator is corrugated structure, the other end of sealing insulator has bulge-structure, in the time that needs are expanded distribution unit cabinet, in the time that the expansion of distribution unit cabinet side connects an air insulation cabinet, only first interface need be connected with distribution unit cabinet bus, the second interface is connected with air insulation cabinet bus, can complete the expansion of distribution unit cabinet, make to expand installment work convenient, simply, easily operation.
Fig. 2 is the generalized section that the utility model is installed on to distribution unit cabinet and air insulation cabinet, as shown in Figure 2, when needs are by the first distribution unit cabinet 26, when the second distribution unit cabinet 28 is connected with air insulation cabinet 27, first connecting device for expansion side of power distribution unit cabinet 21 that only the utility model need be provided is arranged on the side plate of the first distribution unit cabinet 26 by multiple the 3rd interfaces, the second connecting device for expansion side of power distribution unit cabinet 22 that the utility model is provided is arranged on the side plate of the second distribution unit cabinet 28 by multiple the 3rd interfaces, then the first interface 211 of the bus of the first distribution unit cabinet 23 and the first connecting device for expansion side of power distribution unit cabinet 21 is screwed together, again the second interface 212 of the bus of air insulation cabinet 24 and the first connecting device for expansion side of power distribution unit cabinet 21 is screwed together, finally the first interface 221 of the bus of the second distribution unit cabinet 25 and the second connecting device for expansion side of power distribution unit cabinet 22 is screwed together, again the second interface 222 of the bus of air insulation cabinet 24 and the second connecting device for expansion side of power distribution unit cabinet 22 is screwed together, can realize the first distribution unit cabinet distribution unit cabinet 26, the second distribution unit cabinet 28 is connected with air insulation cabinet 27, wherein, air insulation cabinet 27 can be: metering units cabinet, or, PT cabinet.
The present embodiment provides a kind of the utility model has been installed on to the schematic diagram between distribution unit cabinet and air insulation cabinet, in the time that needs are expanded distribution unit cabinet, in the time that the expansion of distribution unit cabinet side connects an air insulation cabinet, only first interface need be connected with distribution unit cabinet bus, the second interface is connected with air insulation cabinet bus, can complete the expansion of distribution unit cabinet, make to expand installment work convenient, simply, easily operation.
Another embodiment of the utility model provides a kind of distribution ring main unit, this transformer station comprises: distribution unit cabinet, air insulation cabinet, and adopt as the structure of Fig. 1 connecting device for expansion side of power distribution unit cabinet embodiment, and the first interface in connecting device for expansion side of power distribution unit cabinet is connected with distribution unit cabinet bus, the second interface in connecting device for expansion side of power distribution unit cabinet is connected with air insulation cabinet bus, and, air insulation cabinet is: metering units cabinet, or, PT cabinet, its realization and technique effect are similar, repeat no more herein.
Finally it should be noted that: above each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of the each embodiment technical scheme of the utility model.
Claims (8)
1. a connecting device for expansion side of power distribution unit cabinet, is characterized in that, comprising: sealing insulator, conduction connector, the first interface for being connected with distribution unit cabinet bus, the second interface for being connected with air insulation cabinet bus;
Wherein, described conduction connector is encapsulated in described sealing insulator, described first interface is positioned at one end of described conduction connector, described the second interface is positioned at the other end of described conduction connector, one end of described sealing insulator is corrugated structure, and the other end of described sealing insulator has bulge-structure.
2. device according to claim 1, is characterized in that, described sealing insulator and described conduction connector are bending structure, and described sealing insulator is identical with described conduction connector overbending direction.
3. device according to claim 1, is characterized in that, also comprises: induction net and multiple potential indicator interface, and wherein, described potential indicator interface is positioned at described bulge-structure, and one end of described potential indicator interface is connected with described induction net;
Also comprise: multiple the 3rd interfaces, described the 3rd interface is positioned at described bulge-structure, so that described connecting device for expansion side of power distribution unit cabinet is fixed on the side plate of distribution unit cabinet.
4. device according to claim 3, is characterized in that, described potential indicator interface and described the 3rd interface are distributed in described conduction connector around.
5. according to the device described in claim 1-4 any one, it is characterized in that, described first interface is thread pore structure, to connect described distribution unit cabinet bus.
6. according to the device described in claim 1-4 any one, it is characterized in that, described the second interface is thread pore structure, to connect described air insulation cabinet bus.
7. a distribution ring main unit, is characterized in that, comprises distribution unit cabinet, air insulation cabinet, and connecting device for expansion side of power distribution unit cabinet as described in claim 1-6 any one;
First interface in described connecting device for expansion side of power distribution unit cabinet is connected with described distribution unit cabinet bus, and the second interface in described connecting device for expansion side of power distribution unit cabinet is connected with described air insulation cabinet bus.
8. distribution ring main unit according to claim 7, is characterized in that, described air insulation cabinet is: metering units cabinet, or, voltage transformer pt cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323416.2U CN204030329U (en) | 2014-06-17 | 2014-06-17 | Connecting device for expansion side of power distribution unit cabinet and distribution ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323416.2U CN204030329U (en) | 2014-06-17 | 2014-06-17 | Connecting device for expansion side of power distribution unit cabinet and distribution ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030329U true CN204030329U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420323416.2U Expired - Lifetime CN204030329U (en) | 2014-06-17 | 2014-06-17 | Connecting device for expansion side of power distribution unit cabinet and distribution ring main unit |
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|---|---|
| CN (1) | CN204030329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917138A (en) * | 2015-06-12 | 2015-09-16 | 杭州曙光电器有限公司 | Large creepage distance European joint structure |
-
2014
- 2014-06-17 CN CN201420323416.2U patent/CN204030329U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917138A (en) * | 2015-06-12 | 2015-09-16 | 杭州曙光电器有限公司 | Large creepage distance European joint structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |