CN202206058U - Intelligent high-voltage ring main unit - Google Patents
Intelligent high-voltage ring main unit Download PDFInfo
- Publication number
- CN202206058U CN202206058U CN2011202711404U CN201120271140U CN202206058U CN 202206058 U CN202206058 U CN 202206058U CN 2011202711404 U CN2011202711404 U CN 2011202711404U CN 201120271140 U CN201120271140 U CN 201120271140U CN 202206058 U CN202206058 U CN 202206058U
- Authority
- CN
- China
- Prior art keywords
- fuse
- grounding
- ground connection
- rotating shaft
- limiting section
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000009471 action Effects 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 7
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Images
Landscapes
- Fuses (AREA)
Abstract
The utility model discloses an intelligent high-voltage ring main unit, which comprises a cabinet body, a high-voltage load switch, a three-phase fusing mechanism, a three-phase grounding mechanism and a grounding tripping interlocking mechanism, wherein the high-voltage load switch, the three-phase fusing mechanism, the three-phase grounding mechanism and the grounding tripping interlocking mechanism are arranged in the cabinet body; each fusing mechanism comprises a fuse, a lower supporting insulated terminal, a grounding conductive plate, a linkage rod for connecting an external operating mechanism, a supporting rotating shaft and a moving assembly; each grounding structure comprises a grounding rotating shaft and a conductive contact arm; when the grounding rotating shaft rotates, the conductive contact arm is driven to be electrically connected with the grounding conductive plate, and the operating mechanism is driven to perform brake opening action through the grounding tripping interlocking mechanism in the rotating process; the top of the fuse is provided with a limiting part for driving the linkage assembly to rotate; when the fuse fuses, the limiting part of the fuse drives the linkage assembly to rotate, and then the linkage assembly drives the linkage rod to move up and down. The utility model has the technical advantage of the automatic separating brake action protection that carries on when effectively guaranteeing the fuse fusing.
Description
Technical field
The utility model belongs to ring main unit structure-design technique field.
Background technology
Ring main unit is a kind of high voltage switchgear is contained in the metal enclosed body or manufactures the electric equipment of assembly unit compartment ring network power supply unit; On-load switch and fuse are adopted in its core, have simple in structure, volume is little, price is low, can improve power supply quality and advantages such as performance and power supply safety.It is widely used in electric power such as city and residential quarters, skyscraper, large public building, factory and enterprise, the electricity consumption function of being scattered and supplies in the power distribution station and box-type substation with the center.
Along with instructions for use day by day improves, the structure of traditional ring main unit can not satisfy some new security performance requirements, and its structure exists needs improvements badly.
Summary of the invention
When providing a kind of effective assurance fuse blows, the purpose of the utility model carries out the intelligent high pressure ring cabinet of separating brake action protection automatically.
The technical scheme that realizes the utility model purpose is: a kind of intelligent high pressure ring cabinet comprises cabinet, and is arranged on the high voltage load switch with operating mechanism, three-phase fuse body, three-phase earthing mechanism and ground connection dropout interlocking gear in the cabinet; Each fuse body comprises fuse, is positioned at the lower support insulated terminal of fuse bottom, is arranged on the ground connection conductive plate that being used on the lower support insulated terminal is electrically connected with fuse; Each ground structure comprises the ground connection rotating shaft and is fixed on the conduction contact arm in the ground connection rotating shaft; Driving the conduction contact arm when said ground connection rotating shaft is rotated is electrically connected with the ground connection conductive plate; And in rotation process, carry out the separating brake action through ground connection dropout interlocking gear driving operations mechanism; Said fuse body also comprises latch lever, the supporting shaft that is used to connect external operating mechanism and is arranged on to be processed being used in the rotating shaft and drives the linked component that latch lever moves up and down; Said fuse top is provided with and is used to drive the limiting section that linked component rotates; Drive linked component through its limiting section during said fuse blows and rotate, and and then drive latch lever through linked component and move up and down.
In the such scheme, said ground connection dropout interlocking gear comprises that one is used for the drive rod that external operating mechanism links to each other, and said drive rod and latch lever are same metallic rod.
In the such scheme, said supporting shaft and linked component adopt plastics to process; Said limiting section is arranged on the top or periphery wall that the fuse top connects electrical contact.
In the such scheme, said limiting section is arranged on the fuse top and connects the projection on the electrical contact periphery wall.
In the such scheme, said limiting section is arranged on groove or the open-work that the fuse top connects the electrical contact periphery wall.
The utlity model has positive effect: in (1) the utility model, said fuse body also comprises a latch lever that is used to connect external operating mechanism, is used to drive the linked component that latch lever moves up and down; Said fuse top is provided with and is used to drive the limiting section that linked component rotates; Drive linked component through its limiting section during said fuse blows and rotate, and and then drive latch lever through linked component and move up and down, thereby carry out the technological merit of separating brake action protection when having effective assurance fuse blows automatically.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is a kind of side-looking structural representation of fuse body in the ring main unit shown in Figure 1, three-phase earthing mechanism and ground connection dropout interlocking gear;
Fig. 3 is in a kind of structural representation of ground connection gate-dividing state for the said ring main unit of Fig. 2.
Reference numeral is: cabinet 1, high voltage load switch 2, operating mechanism 21, three-phase fuse body 3; Fuse 31, lower support insulated terminal 32, ground connection conductive plate 33, latch lever 34; Linked component 35, limiting section 36, supporting shaft 37, three-phase earthing mechanism 4; Ground connection rotating shaft 41, conduction contact arm 42, ground connection dropout interlocking gear 5, drive rod 51.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 3 has shown a kind of embodiment of the utility model, and wherein Fig. 1 is a kind of structural representation of the utility model; Fig. 2 is a kind of side-looking structural representation of fuse body 3 in the ring main unit shown in Figure 1, three-phase earthing mechanism 4 and ground connection dropout interlocking gear; Fig. 3 is in a kind of structural representation of ground connection gate-dividing state for the said ring main unit of Fig. 2.
Present embodiment is a kind of intelligent high pressure ring cabinet, comprises cabinet 1, and is arranged on the high voltage load switch with operating mechanism 21 2, three-phase fuse body 3, three-phase earthing mechanism 4 and ground connection dropout interlocking gear 5 in the cabinet 1; Each fuse body 3 comprises fuse 31, is positioned at the lower support insulated terminal 32 of fuse 31 bottoms, is arranged on the ground connection conductive plate 33 that being used on the lower support insulated terminal 32 is electrically connected with fuse 31; Each ground structure comprises ground connection rotating shaft 41 and is fixed on the conduction contact arm 42 in the ground connection rotating shaft 41; Said ground connection rotating shaft 41 drives conduction contact arm 42 when rotating and is electrically connected with ground connection conductive plate 33; And in rotation process, carry out the separating brake action through ground connection dropout interlocking gear 5 driving operations mechanisms 21.
In the present embodiment, said fuse body 3 also comprises latch lever 34, the supporting shaft 37 that is used to connect external operating mechanism 21 and is arranged on to be processed being used in the rotating shaft 37 and drives the linked component 35 that latch lever 34 moves up and down; Said fuse 31 tops are provided with and are used to drive the limiting section 36 that linked component 35 rotates; Drive linked components 35 through its limiting section 36 during 31 fusing of said fuse and rotate, and and then drive latch levers 34 through linked component 35 and move up and down.
Said ground connection dropout interlocking gear 5 comprises that one is used for the drive rod 51 that external operating mechanism 21 links to each other, and said drive rod 51 is same metallic rod with latch lever 34.
Said supporting shaft 37 adopts plastics to process with linked component 35; Said limiting section 36 is arranged on the top or periphery wall that fuse 31 tops connect electrical contact.
Said limiting section 36 is arranged on fuse 31 tops and connects the projection on the electrical contact periphery wall.
In concrete practice, said limiting section 36 also can be as required, serves as by being arranged on groove or the open-work that fuse 31 tops connect the electrical contact periphery wall.
In the present embodiment, said fuse body 3 also comprises a latch lever 34 that is used to connect external operating mechanism 21, is used to drive the linked component 35 that latch lever 34 moves up and down; Said fuse 31 tops are provided with and are used to drive the limiting section 36 that linked component 35 rotates; Drive linked components 35 through its limiting section 36 during 31 fusing of said fuse and rotate, and and then drive latch levers 34 through linked component 35 and move up and down, thereby carry out the technological merit of separating brake action protection when having effective assurance fuse blows automatically.
Obviously, the foregoing description of the utility model only be for explain clearly that the utility model does for example, and be not to be qualification to the execution mode of the utility model.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation that these connotations that belong to the utility model are extended out or change still belong to the protection range of the utility model.
Claims (5)
1. an intelligent high pressure ring cabinet comprises cabinet (1), and is arranged on the high voltage load switch with operating mechanism (21) (2), three-phase fuse body (3), three-phase earthing mechanism (4) and ground connection dropout interlocking gear (5) in the cabinet (1);
Each fuse body (3) comprises fuse (31), is positioned at the lower support insulated terminal (32) of fuse (31) bottom, is arranged on the ground connection conductive plate (33) that being used on the lower support insulated terminal (32) is electrically connected with fuse (31);
Each ground structure comprises ground connection rotating shaft (41) and is fixed on the conduction contact arm (42) in the ground connection rotating shaft (41); Driving conduction contact arm (42) when said ground connection rotating shaft (41) is rotated is electrically connected with ground connection conductive plate (33); And in rotation process, carry out the separating brake action through ground connection dropout interlocking gear (5) driving operations mechanism (21);
It is characterized in that: said fuse body (3) also comprises latch lever (34), the supporting shaft (37) that is used to connect external operating mechanism (21) and is arranged on to be processed being used in the rotating shaft (37) and drives the linked component (35) that latch lever (34) moves up and down; Said fuse (31) top is provided with and is used to drive the limiting section (36) that linked component (35) rotates; In said fuse (31) when fusing, drive linked component (35) through its limiting section (36) and rotate, and and then move up and down through linked component (35) drive latch lever (34).
2. intelligent high pressure ring cabinet according to claim 1 is characterized in that: said ground connection dropout interlocking gear (5) comprises that one is used for the drive rod (51) that external operating mechanism (21) links to each other, and said drive rod (51) is same metallic rod with latch lever (34).
3. intelligent high pressure ring cabinet according to claim 1 is characterized in that: said supporting shaft (37) and linked component (35) adopt plastics to process; Said limiting section (36) is arranged on fuse (31) top and connects on the top or periphery wall of electrical contact.
4. intelligent high pressure ring cabinet according to claim 3 is characterized in that: said limiting section (36) is arranged on fuse (31) top and connects the projection on the electrical contact periphery wall.
5. intelligent high pressure ring cabinet according to claim 3 is characterized in that: said limiting section (36) is arranged on groove or the open-work that fuse (31) top connects the electrical contact periphery wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202711404U CN202206058U (en) | 2011-07-28 | 2011-07-28 | Intelligent high-voltage ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202711404U CN202206058U (en) | 2011-07-28 | 2011-07-28 | Intelligent high-voltage ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202206058U true CN202206058U (en) | 2012-04-25 |
Family
ID=45970156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202711404U Expired - Fee Related CN202206058U (en) | 2011-07-28 | 2011-07-28 | Intelligent high-voltage ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202206058U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161363A (en) * | 2012-12-24 | 2013-06-19 | 刘晓颖 | Door lock mechanism |
| CN105226512A (en) * | 2015-09-23 | 2016-01-06 | 安徽意力电缆有限公司 | A kind of looped network outgoing line cabinet |
-
2011
- 2011-07-28 CN CN2011202711404U patent/CN202206058U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161363A (en) * | 2012-12-24 | 2013-06-19 | 刘晓颖 | Door lock mechanism |
| CN105226512A (en) * | 2015-09-23 | 2016-01-06 | 安徽意力电缆有限公司 | A kind of looped network outgoing line cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202840358U (en) | Sulfur hexafluoride looped network cabinet | |
| CN102129931A (en) | Isolation vacuum circuit breaker | |
| CN203325783U (en) | Isolation switch with ice-melting short circuit and grounding switching functions | |
| CN202855605U (en) | Three-column horizontal double-fracture turnover-type outdoor high-voltage alternating-current disconnector | |
| CN102509678B (en) | Combined electrical apparatus of indoor high-pressure vacuum circuit breaker and isolation/ground switch | |
| CN202206058U (en) | Intelligent high-voltage ring main unit | |
| CN201877334U (en) | Combined 6 to 20 kV electric isolating switch and grounding switch | |
| CN107527765B (en) | High-voltage isolating switch with ice-melting short circuit and conventional function switching and switching method thereof | |
| CN204130427U (en) | A kind of outdoor AC high-voltage isolating switch | |
| CN202197000U (en) | Fuse fusing tripping system | |
| CN202339871U (en) | Gas-insulated three-station isolating switch | |
| CN209823264U (en) | Shaking device suitable for transformer substation 10kV switch trolley | |
| CN101866773A (en) | Three-post horizontally turning type extra-high voltage series compensation parallel-connection isolation switch | |
| CN204155828U (en) | A kind of vacuum circuit-breaker | |
| CN204155827U (en) | A kind of vacuum load switch | |
| CN202276065U (en) | Indoor high-voltage alternating current vacuum load switch-fuse combined electric appliance | |
| CN206225875U (en) | A kind of solid insulated switchgear | |
| CN202230967U (en) | Combined electric device of indoor high-voltage vacuum circuit breaker and isolating and grounding switch | |
| CN110112030A (en) | A kind of plateau type indoor high-voltage vacuum circuit breaker | |
| CN201570420U (en) | Indoor high-voltage three-position disconnecting switch | |
| CN207602457U (en) | There is the high voltage isolator of ice-melt short circuit and conventional func switching | |
| CN107507716B (en) | A kind of looped network cabinet switch interlock | |
| CN201994230U (en) | Three-position isolating ground switch | |
| CN201674138U (en) | Box type fixed high-tension ring network switchgear | |
| CN202206059U (en) | High-voltage ring network cabinet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20130728 |