CN218242779U - Direct-acting inflatable high-voltage switch cabinet - Google Patents
Direct-acting inflatable high-voltage switch cabinet Download PDFInfo
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- CN218242779U CN218242779U CN202222482939.9U CN202222482939U CN218242779U CN 218242779 U CN218242779 U CN 218242779U CN 202222482939 U CN202222482939 U CN 202222482939U CN 218242779 U CN218242779 U CN 218242779U
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- circuit breaker
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Abstract
Direct-acting type inflatable high tension switchgear is provided with circuit breaker casing, circuit breaker mechanism, circuit breaker air chamber and contact the circuit breaker on be provided with three station air chambers circuit breaker bottom be provided with the circuit breaker air chamber external connection have circuit breaker mechanism, the contact divide into backup pad and static contact, utilize two gas tank structures can be fine let every unit module carry out independent operating space, the operation of carrying out every unit module that like this can be fine, move more safety between the unit module, mutual influence nature is further reduced, the cubical switchboard can wholly miniaturize, to gas insulation, the gas tank volume that cooperates also correspondingly reduces, has simple structure, simple to operate's characteristics, greatly reduced the cost, improved life.
Description
Technical Field
The utility model relates to a cubical switchboard, concretely relates to direct action formula inflatable high tension switchgear.
Background
Gas-filled switchgear at 40.5kV may be collectively referred to as C-GIS. The inflatable cabinet becomes one of important products of a power distribution network system, the cabinet-shaped high-voltage electrified part is sealed in a sealed air box filled with micro-positive pressure gas, and the inflatable cabinet has the characteristics of small volume, safety, reliability, strong weather resistance and maintenance-free performance. At present, most complete plants design three-station and breaker air chambers into two main flow schemes of a single air tank and a double air tank when considering the structural scheme of the air tank, and the three-station and breaker air chamber is widely applied to engineering projects.
However, for the high-voltage-level inflatable cabinet, the requirement on the air box is higher, the advantages of the double air boxes are obviously superior to those of a single air box, the single air box has the advantages of simple structure, easiness in manufacturing, low cost, easiness in mutual influence and poor reliability, and the elements are together; the double-gas-tank structure module is easy to replace, the mutual influence of multiple elements is avoided, and the safety is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a direct-acting inflatable high-voltage switch cabinet with a plurality of elements and smaller influence.
The utility model discloses a following technical scheme realizes: a direct-acting inflatable high-voltage switch cabinet is provided with a circuit breaker shell, a circuit breaker mechanism, a circuit breaker air chamber and a contact, wherein a three-station air chamber is arranged in the circuit breaker shell, the bottom of the circuit breaker shell is provided with the circuit breaker air chamber, the circuit breaker air chamber is externally connected with the circuit breaker mechanism, the contact is divided into a supporting plate and a fixed contact, an inner conical sleeve is arranged on the circuit breaker, a PT outgoing line insulating sleeve is arranged in the circuit breaker air chamber, a connecting part is arranged on the PT outgoing line insulating sleeve, and a connecting cable is arranged on the connecting part.
The inner taper sleeve adopts a bus inner taper sleeve, the number of the bus inner taper sleeves is three, and the bus inner taper sleeves extend out of the circuit breaker.
The circuit breaker is characterized in that a first fixed contact and a second fixed contact are arranged in the circuit breaker, a wall bushing plate is arranged at the bottom of the first fixed contact, and a supporting plate is arranged at the bottom of the wall bushing plate.
The backup pad lower part be provided with the circuit breaker, circuit breaker and circuit breaker mechanism interconnect, circuit breaker and PT be qualified for the next round of competitions and be provided with transmission cable between the insulation support.
The circuit breaker mechanism and the circuit breaker are provided with mounting parts, and the mounting parts are supporting plates.
The circuit breaker is internally provided with a driving part, the driving part is a driving screw rod, and the bottom of the circuit breaker is provided with a bottom contact finger.
Compared with the prior art, the utility model discloses when using, adopt two gas tank structures with the cubical switchboard, be provided with three station air chambers and circuit breaker air chambers in the circuit breaker casing, utilize two gas tank structures can be fine let every unit module carry out independent operation space, the operation of carrying out every unit module that like this can be fine, move safety more between the unit module, mutual influence further reduction, the cubical switchboard can wholly be miniaturized, to gas insulation, the complex gas tank volume also correspondingly reduces, and the steam generator has a simple structure, simple to operate's characteristics, greatly reduced the cost, and service life is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the circuit breaker mechanism of the present invention;
fig. 3 is a cross-sectional view of the circuit breaker of the present invention;
in the figure: the device comprises a circuit breaker shell 1, a circuit breaker mechanism 2, a circuit breaker air chamber 3, a three-station air chamber 11, an inner cone sleeve 12, a PT outgoing line insulating sleeve 31, a PT fixed contact 32, a first fixed contact 111, a second fixed contact 112, a wall bushing plate 113, a supporting plate 114, a circuit breaker 115, a supporting plate 21, a PT outgoing line insulating sleeve 31, a cable outgoing line sleeve 32, a driving screw rod 41 and a spring contact finger 42.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
Direct-acting inflatable high tension switchgear is provided with circuit breaker casing 1, circuit breaker mechanism 2, circuit breaker air chamber 3 and contact circuit breaker 1 on be provided with three station air chambers 11 circuit breaker casing 1 bottom be provided with circuit breaker air chamber 3 external connection have circuit breaker mechanism 2, the contact divide into backup pad and static contact, circuit breaker 1 on be provided with interior taper sleeve 12 circuit breaker air chamber 3 in be provided with PT and be qualified for the next round of competitions insulating sleeve 31 PT be qualified for the next round of competitions and install adapting unit on the insulating sleeve 31, adapting unit on install the connecting cable.
Divide into two air chamber structures with the inside air chamber of cubical switchboard, two air chamber structures be three station air chambers 11 and circuit breaker air chamber 3 respectively, divide into two air chambers like this, can accomplish that the structure is more reasonable, can reduce the volume of single air chamber, the operation electric module in every air chamber has an independent operation space, the safe operation is accomplished to the electric module of air chamber inside.
The inner taper sleeve 12 is a bus inner taper sleeve, the number of the bus inner taper sleeves is three, the bus inner taper sleeves extend out of the circuit breaker 1, a first fixed contact 111 and a second fixed contact 112 are arranged inside the circuit breaker 1, a wall penetrating sleeve plate 113 is arranged at the bottom of the first fixed contact 111, and a support plate 114 is arranged at the bottom of the wall penetrating sleeve plate 113.
The circuit breaker 115 is arranged at the lower part of the supporting plate 114, the circuit breaker 115 is connected with the circuit breaker mechanism 2, and a transmission cable is arranged between the circuit breaker 115 and the PT outgoing line insulation sleeve 31.
Be provided with the installing component between circuit breaker mechanism 2 and circuit breaker 115, the installing component be backup pad 21, utilize the backup pad can make things convenient for the installation of circuit breaker for the further promotion of installation effectiveness of circuit breaker.
A driving part is arranged in the circuit breaker 115, the driving part is a driving screw rod 41, and a bottom contact finger 42 is arranged at the bottom of the circuit breaker 115.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (6)
1. Direct action type inflatable high tension switchgear is provided with circuit breaker casing, circuit breaker mechanism, circuit breaker air chamber and contact circuit breaker casing in be provided with three station air chambers, its characterized in that: the circuit breaker comprises a circuit breaker shell and is characterized in that a circuit breaker air chamber is arranged at the bottom of the circuit breaker shell, a circuit breaker mechanism is connected to the outside of the circuit breaker air chamber, contacts are divided into a supporting plate and a static contact, an inner conical sleeve is arranged on the circuit breaker, a PT outgoing line insulating sleeve is arranged in the circuit breaker air chamber, a connecting part is installed on the PT outgoing line insulating sleeve, and a connecting cable is installed on the connecting part.
2. A direct-acting, inflatable high-voltage switchgear as claimed in claim 1, wherein: the inner taper sleeve adopts a bus inner taper sleeve, the number of the bus inner taper sleeves is three, and the bus inner taper sleeves extend out of the breaker.
3. A direct-acting, inflatable high-voltage switchgear as claimed in claim 2, wherein: the circuit breaker is characterized in that a first fixed contact and a second fixed contact are arranged in the circuit breaker, a wall bushing plate is arranged at the bottom of the first fixed contact, and a supporting plate is arranged at the bottom of the wall bushing plate.
4. A direct-acting, inflatable high-voltage switchgear as claimed in claim 3, wherein: the backup pad lower part be provided with the circuit breaker, circuit breaker and circuit breaker mechanism interconnect, circuit breaker and PT be qualified for the next round of competitions and be provided with transmission cable between the insulation support.
5. The direct-acting, inflatable high-voltage switchgear as claimed in claim 4, wherein: the breaker mechanism and the breaker are provided with a mounting component therebetween, and the mounting component is a support plate.
6. A direct-acting, inflatable high-voltage switchgear as claimed in claim 1, wherein: the circuit breaker is internally provided with a driving part, the driving part is a driving screw rod, and the bottom of the circuit breaker is provided with a bottom contact finger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222482939.9U CN218242779U (en) | 2022-09-20 | 2022-09-20 | Direct-acting inflatable high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222482939.9U CN218242779U (en) | 2022-09-20 | 2022-09-20 | Direct-acting inflatable high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218242779U true CN218242779U (en) | 2023-01-06 |
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ID=84665762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222482939.9U Active CN218242779U (en) | 2022-09-20 | 2022-09-20 | Direct-acting inflatable high-voltage switch cabinet |
Country Status (1)
| Country | Link |
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| CN (1) | CN218242779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595133A (en) * | 2023-10-30 | 2024-02-23 | 江苏双汇电力发展股份有限公司 | Direct-acting type inflatable high-voltage switch cabinet and working method thereof |
-
2022
- 2022-09-20 CN CN202222482939.9U patent/CN218242779U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117595133A (en) * | 2023-10-30 | 2024-02-23 | 江苏双汇电力发展股份有限公司 | Direct-acting type inflatable high-voltage switch cabinet and working method thereof |
| CN117595133B (en) * | 2023-10-30 | 2024-05-17 | 江苏双汇电力发展股份有限公司 | Direct-acting type inflatable high-voltage switch cabinet and working method thereof |
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