CN1214501C - Gas insulation switch device - Google Patents
Gas insulation switch device Download PDFInfo
- Publication number
- CN1214501C CN1214501C CN 01109560 CN01109560A CN1214501C CN 1214501 C CN1214501 C CN 1214501C CN 01109560 CN01109560 CN 01109560 CN 01109560 A CN01109560 A CN 01109560A CN 1214501 C CN1214501 C CN 1214501C
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- mentioned
- gas
- bonding conductor
- terminal
- circuit breaker
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- Expired - Lifetime
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- Gas-Insulated Switchgears (AREA)
Abstract
The present invention provides a gas insulated switch device. A plurality of terminal devices can be reasonably arranged, and the arranging capacity is reduced. A container of a breaker 10 is connected with a gas container 16 perpendicular to a main shaft, and a meter current transformer 11 and a line side isolating switch 1 are arranged in the gas container 16. A connecting conductor 12 is arranged in a direction parallel to the main shaft of the gas container 16, a lower terminal A of the connecting conductor 12 is connected with a first cable terminal box 4a, and a lower terminal B of the connecting conductor 12 is connected with a meter transformer 2. The end of a branch conductor 12a is connected with a branch terminal C, the branch terminal C is connected with a second cable terminal box 4b and a lightning arrester 3, and a control box 14 is arranged above the branch terminal C.
Description
Technical field
The present invention relates to terminal equipment, for example improved insulated switch is carried out in the configuration of cable terminal box of unit, line side (cablehead) and sleeve pipe introducings such as (bushing) equipment, the instrumental variable device of end that is configured in circuit and lightning arrester etc.
Background technology
Gas-insulated switchgear device is with circuit breaker and cuts off equipment and bus such as switch, is housed in the container of the good medium of insulating properties such as having filled SF6 gas and extinguishing arc and constitutes.This gas-insulated switchgear device is compared with air circuit breaker, and what the size of its structure can be little is many.Particularly in recent years, owing to land price skyrockets, the land used difficulty, thereby can realize that the gas-insulated switchgear device of miniaturization is used and installs in many electric switches place.
With reference to the accompanying drawings 9 and 10 the explanation this gas-insulated switchgear device an example.Fig. 9 represents the conspectus of 2 cable lines of double-bus mode, and Figure 10 represents the side view of this circuit.At first, as shown in Figure 9, the terminal part that the line side cuts off switch 1 outside is connected with instrumental variable device 2, lightning arrester 3 and 2 power cable terminal box 4a, 4b. Main bus bar 6,7 cuts off switch 8,9 by bus bar side and is connected with circuit breaker 10, and and then is that instrument converter 11, line side cut-out switch 1 are connected with the unit, line side.
This gas-insulated switchgear device is the aggregate of circuit, and its size is decided by the size of circuit.Specifically, the extending direction of main bus bar 6,7, be the size of main bus bar direction according to number of, lines and difference, but except this main bus bar, the volume of structure is decided by line direction size L and height H.
But the gas-insulated switchgear device with said structure is under situation about being arranged within doors, and special hope is dwindled volume is set, and structure can be diminished.But, being provided with in the factor of volume in decision, the size of main bus bar direction is decided by number of, lines.Thereby, volume is set dwindles in order to make, the big or small L and the height H of the line direction of Fig. 9 are diminished.And in said structure, the part of the detection space S of having only control box 14 that big or small L extended of line direction.And the extension of short transverse H has only the height part that engages bus 13.
In addition, for gas-insulated switchgear device with said structure, the test in factory and workshop be mounted in sleeve pipe upper terminal B above structure, so, need make the height in room higher in order to ensure the air insulation distance.
Summary of the invention
The objective of the invention is to solve the problem that exists in the above-mentioned prior art, a kind of gas-insulated switchgear device is provided, can reasonably dispose a plurality of terminal equipments, and minimizing is provided with volume.
To achieve these goals, gas-insulated switchgear device of the present invention comprises: circuit breaker, cut off switch by bus bar side and be connected with main bus bar; The line side cuts off switch, is connected with above-mentioned circuit breaker, has instrument converter; Terminal equipment, cutting off switch with above-mentioned line side is connected, above-mentioned circuit breaker and above-mentioned line side cut off switch and be housed in respectively in the longitudinal type gas container that is filled with insulating gas, and have following technical characterictic: above-mentioned instrument converter is configured in the direction parallel with the main shaft of above-mentioned gas container; Above-mentioned line side cuts off switch and is connected with bonding conductor, this bonding conductor is configured in side opposite with above-mentioned circuit breaker and the direction parallel with above-mentioned main shaft, the position of this bonding conductor below more above-mentioned instrument converter more leans on has and constitutes L shaped bend, and this bonding conductor from this bend to above-mentioned circuit breaker lateral buckling; The two ends of above-mentioned bonding conductor are connected with above-mentioned terminal equipment.
According to the present invention, owing to can engage bus connecting terminal equipment, area is set so can dwindle, the diameter of gas container is diminished.
In gas-insulated switchgear device of the present invention, above-mentioned bend is connected with branch conductors, this branch conductors be arranged on above-mentioned circuit breaker opposition side and with the direction of above-mentioned main shaft quadrature, its end is connected with above-mentioned terminal equipment.
According to the present invention, because terminal equipment configuration is below instrument converter, so can effectively utilize its upper space.
In the above-mentioned gas insulated switch, the top of above-mentioned bonding conductor is to above-mentioned circuit breaker lateral buckling, and the above-mentioned terminal equipment configuration that is connected with the upper end of bonding conductor is on the above-mentioned gas container.
According to the present invention, the lead division of connecting terminal equipment can be formed near the top central part of gas container.
In the above-mentioned gas insulated switch, the above-mentioned terminal equipment that connects with 3 mutually the upper ends of above-mentioned bonding conductor is a sleeve pipe; Above-mentioned 3 sleeve pipes are configured in the side of above-mentioned gas container with emitting shape.
According to the present invention,, can reduce height of devices by the configuration direction of sleeve pipe suitably is set.
In the above-mentioned gas insulated switch, the above-mentioned terminal equipment that connects with 3 mutually the upper ends of above-mentioned bonding conductor is a sleeve pipe; 1 of centre in above-mentioned 3 sleeve pipes disposes with horizontal direction in the side of above-mentioned gas container, other 2 with emitting shape be configured in the above-mentioned gas container above.
According to the present invention, sleeve pipe suitably disposes sleeve pipe, can guarantee the air insulation distance, is that adjacent adjacent distance shortens so can make generatrix direction, and the area that device is occupied reduces.
Description of drawings
Below in conjunction with the embodiment of description of drawings gas-insulated switchgear device of the present invention, the parts identical with prior art shown in Fig. 9,10 are represented with prosign.
Fig. 1 is the circuit side view of the 1st embodiment of gas-insulated switchgear device of the present invention.
Fig. 2 is the circuit side view of the 2nd embodiment of gas-insulated switchgear device of the present invention.
Fig. 3 is the circuit side view of the 3rd embodiment of gas-insulated switchgear device of the present invention.
Fig. 4 is the circuit side view of the 4th embodiment of gas-insulated switchgear device of the present invention.
Fig. 5 is the figure along the A-A arrow of Fig. 4.
Fig. 6 is the circuit side view of the 6th embodiment of gas-insulated switchgear device of the present invention.
Fig. 7 is the figure along the B-B arrow of Fig. 5.
Fig. 8 is the circuit side view of the 6th embodiment of gas-insulated switchgear device of the present invention.
Fig. 9 is the conspectus of 2 cable lines of expression double-bus mode.
Figure 10 is the side view of an example of existing gas-insulated switchgear device.
Embodiment
(1) the 1st embodiment (structure)
Below with reference to Fig. 1 the 1st embodiment is described.Fig. 1 is the side view of present embodiment, and its conspectus is identical with Fig. 9.That is, in the present embodiment,, identical with prior art shown in Figure 10 from main bus bar 6,7 structures to circuit breaker 10.Be connected the terminal of the unit, line side of circuit breaker 10, be connected with the gas container 16 of accommodating line side equipment.The main shaft of this gas container 16 is configured to almost vertical with the earth.
In gas container 16, dispose the instrument converter 11 that is connected with circuit breaker 10, it is arranged on the direction parallel with the main shaft of gas container 16.The prolongation end of instrument converter 11 cuts off switch 1 with the line side of horizontal direction almost and is connected.The opposition side that this line side cuts off the circuit breaker 10 of switch 1 is connected with bonding conductor 12, bonding conductor 12 is configured to parallel with the main shaft in the gas container 16, the bend of this bonding conductor 12 from forming below the instrument converter 11 of bonding conductor 12 is to circuit breaker 10 lateral bucklings.And the top of bonding conductor 12 is to circuit breaker 10 lateral bucklings, and the lower terminal A of this bonding conductor 12 is connected with the 1st cable terminal box 4a, and upper terminal B is connected with instrumental variable device 2.This instrumental variable device 2 be configured in gas container 16 above.
The 1st cable terminal box 4a be configured in instrument converter 11 below, instrumental variable device 2 is configured in the top of gas container 16.
The bend of bonding conductor 12 is connected with branch conductors 12a, branch conductors 12a with the almost vertical direction of bonding conductor, extend to the opposition side of circuit breaker 10.This branch conductors 12a is configured in the below of instrument converter 11, and its end is connected with the terminal C of branch of the side that is located at gas container.The terminal C of branch is connected with the 2nd cable terminal box 4b, and the 2nd cable terminal box 4b is connected with lightning arrester 3.Above the terminal C of branch, dispose the control box 14 that the line side cuts off switch 1 (or not shown line side earthed switch).The monitoring panel of circuit unit is arranged on the below (not shown) of main bus bar 7.
As mentioned above, the present invention has following effect and effect.That is,, also can guarantee to detect the space even do not use joint bus 13,15 in the prior art.Therefore, can save and engage bus 13,15, make the simple in structure of gas-insulated switchgear device.
Engage bus 13,15 by omitting, and the branch conductors 12a that will be connected with the terminal C of branch and the 1st cable terminal box 4a are configured in the below of instrument converter 11, the 2nd cable terminal box 4b can be configured in gas container 16 sides, and can dwindle gas container 16 self, so compared with prior art, can dwindle the size L and the line levels H of line direction.
By dwindling gas-insulated switchgear device, can make the structure of accommodating this switching device littler.
(2) the 2nd embodiment
(structure)
Below in conjunction with accompanying drawing 2 explanations the 2nd embodiment.For with the identical parts of above-mentioned the 1st embodiment, adopt prosign and omit explanation.Be that present embodiment is applicable to the situation different with the form of introducing 2 cables, lower terminal A is connected with the 1st cable terminal box 4a that introduces from the below, and upper terminal B is connected with the 2nd cable terminal box 4b that introduces from horizontal direction.The terminal C of branch is connected with instrumental variable device 2.
According to above-mentioned present embodiment, owing to not only can dwindle the size L and the line levels H of line direction, and can will be used for the different incoming direction of power cable with the gas container 16 of above-mentioned the 1st embodiment same structure, so can make each equipment and accommodate the container standardization of each equipment, thereby reduce cost, make on-the-spot assembling become easy.
(3) the 3rd embodiment
Below in conjunction with accompanying drawing 3 explanations the 3rd embodiment.For with the identical parts of above-mentioned the 1st embodiment, adopt prosign and omit explanation.Be that present embodiment is applicable to the situation of introducing the different equipment of form, lower terminal A is connected with cable terminal box 5, and upper terminal B is connected with sleeve pipe 17.The terminal C of branch is connected with lightning arrester 3.
According to above-mentioned present embodiment, owing to not only can dwindle line direction size L and line levels H, and the gas container 16 with above-mentioned the 1st embodiment and the 2nd embodiment same structure can be used for different introducing equipment, so can make each equipment and accommodate the container standardization of each equipment, thereby reduce cost, make on-the-spot assembling become easy.
(4) the 4th embodiment
Below in conjunction with accompanying drawing 4 and Fig. 5 the 4th embodiment is described.For with the identical parts of above-mentioned the 1st embodiment, adopt prosign and omit explanation.That is, in the present embodiment, above the terminal C of branch of gas container 16,3 single-phase terminal D1～D3 that are connected with bonding conductor 12 equally spaced are configured on the circular arc.Each single-phase sleeve pipe 17 is radially and is connected with these single-phase terminal D1～D3.Instrumental variable device 2 is connected with lower terminal A, and the terminal C of branch is connected with lightning arrester 3.
According to present embodiment, can similarly dwindle the line direction length L with the foregoing description, and can further be reduced to the line levels H of sleeve pipe 17.By reducing line levels H, the height of the introducing iron tower of stringing is reduced.
(5) the 5th embodiment
Below in conjunction with accompanying drawing 6 and Fig. 7 the 5th embodiment is described.For with the identical parts of above-mentioned the 1st embodiment, adopt prosign and omit explanation.That is, in the present embodiment, above the terminal C of branch of gas container 16, be provided with a single-phase terminal D1 who is connected with bonding conductor 12.This single-phase terminal D1 is connected with the single-phase sleeve pipe 17 of horizontal direction.
On the top of gas container 16, be provided with the single-phase terminal D2, the D3 that are connected with bonding conductor 12.Each single-phase sleeve pipe 17 is connected with the single-phase terminal D2 of herringbone shape and this, D3 in order to ensure predetermined insulation distance.Other structure is identical with above-mentioned the 4th embodiment.
According to present embodiment, the sleeve pipe 17 that is connected with single-phase terminal D1～D3 owing to install under the situation of the air insulation distance of guaranteeing to be scheduled to, is a distance between adjacent circuit so can dwindle the main bus bar direction.Therefore, can dwindle the area that gas-insulated switchgear device occupies.
(6) the 6th embodiment
Below in conjunction with accompanying drawing 8 explanations the 6th embodiment.For with the identical parts of above-mentioned the 1st embodiment, adopt prosign and omit explanation.That is, in the present embodiment, above the terminal C of branch of gas container 16, be provided with the terminal E that is connected with bonding conductor 12.At this terminal E, be provided with the test sleeve pipe 18 that can be connected with terminal E, be positioned at factory or workshop as terminal equipment.This test is with the installing space of sleeve pipe 18, with the line side cut off switch 1 or earthed switch control box 14 line direction the detection space, and the detection space of the short transverse of circuit breaker 10 or instrumental variable device 2 consistent.
According to above-mentioned present embodiment, the top that can not be used in device guarantees to test the installing space of using sleeve pipe 18, can effectively utilize the detection space of equipment, and test sleeve pipe 18 is set.Therefore, the height in the space of accommodating gas-insulated switchgear device is reduced, structural entity is diminished.
(7) other embodiment
The invention is not restricted to the foregoing description.The for example shown in Figure 1 the 1st above-mentioned be that example is illustrated with single-phase equipment, but also can be 3 mutually one-piece type equipment.At this moment, will with conductor that the terminal C of branch is connected in, the conductor arrangement that is configured in the main bus bar direction at least can improve the height of the terminal C of branch thus below instrument converter 11, guarantee the receiving space of lightning arrester 3.
In the 2nd embodiment shown in Figure 2, the structure of the 2nd cable terminal box 4b is that horizontal direction is introduced, but also can be the structure of vertically introducing to the bottom from top.
In the 3rd embodiment shown in Figure 3, sleeve pipe 17 and miscellaneous equipment is separated by a distance and be provided with, but also can directly dispose.
In the 6th embodiment shown in Figure 8, will test with sleeve pipe 18 being installed on the terminal E, but also can be installed in the position of the terminal C of branch shown in Figure 1.
Claims (5)
1. gas-insulated switchgear device comprises: circuit breaker, cut off switch by bus bar side and be connected with main bus bar; The line side cuts off switch, is connected with above-mentioned circuit breaker, has instrument converter; Terminal equipment, cutting off switch with above-mentioned line side is connected, above-mentioned circuit breaker and above-mentioned line side cut off switch and are housed in respectively in the longitudinal type gas container that is filled with insulating gas, it is characterized in that above-mentioned instrument converter is configured in the direction parallel with the main shaft of above-mentioned gas container;
Above-mentioned line side cuts off switch and is connected with bonding conductor, this bonding conductor is configured in side opposite with above-mentioned circuit breaker and the direction parallel with above-mentioned main shaft, the position of this bonding conductor below more above-mentioned instrument converter more leans on has and constitutes L shaped bend, and this bonding conductor from this bend to above-mentioned circuit breaker lateral buckling;
The two ends of above-mentioned bonding conductor are connected with above-mentioned terminal equipment.
2. gas-insulated switchgear device according to claim 1 is characterized in that above-mentioned bend is connected with branch conductors, this branch conductors be arranged on above-mentioned circuit breaker opposition side and with the direction of above-mentioned main shaft quadrature, its end is connected with above-mentioned terminal equipment.
3. gas-insulated switchgear device according to claim 1 and 2 is characterized in that, the top of above-mentioned bonding conductor is to above-mentioned circuit breaker lateral buckling, and the above-mentioned terminal equipment configuration that is connected with the upper end of bonding conductor is on the above-mentioned gas container.
4. gas-insulated switchgear device according to claim 1 and 2 is characterized in that, the above-mentioned terminal equipment that connects with 3 mutually the upper ends of above-mentioned bonding conductor is a sleeve pipe; Above-mentioned 3 sleeve pipes are configured in the side of above-mentioned gas container with emitting shape.
5. gas-insulated switchgear device according to claim 1 and 2 is characterized in that, the above-mentioned terminal equipment that connects with 3 mutually the upper ends of above-mentioned bonding conductor is a sleeve pipe; 1 of centre in above-mentioned 3 sleeve pipes disposes with horizontal direction in the side of above-mentioned gas container, other 2 with emitting shape be configured in the above-mentioned gas container above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01109560 CN1214501C (en) | 2001-03-30 | 2001-03-30 | Gas insulation switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01109560 CN1214501C (en) | 2001-03-30 | 2001-03-30 | Gas insulation switch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1378319A CN1378319A (en) | 2002-11-06 |
| CN1214501C true CN1214501C (en) | 2005-08-10 |
Family
ID=4657998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01109560 Expired - Lifetime CN1214501C (en) | 2001-03-30 | 2001-03-30 | Gas insulation switch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1214501C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4272088B2 (en) * | 2004-03-09 | 2009-06-03 | 株式会社日本Ａｅパワーシステムズ | Gas insulated switchgear |
-
2001
- 2001-03-30 CN CN 01109560 patent/CN1214501C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1378319A (en) | 2002-11-06 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20050810 |