CN204992266U - 220 kilovolt main transformer's inlet wire draws and connects device - Google Patents
220 kilovolt main transformer's inlet wire draws and connects device Download PDFInfo
- Publication number
- CN204992266U CN204992266U CN201520653562.6U CN201520653562U CN204992266U CN 204992266 U CN204992266 U CN 204992266U CN 201520653562 U CN201520653562 U CN 201520653562U CN 204992266 U CN204992266 U CN 204992266U
- Authority
- CN
- China
- Prior art keywords
- kilovolts
- main transformer
- main
- sleeve pipe
- gis
- 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 discloses a 220 kilovolt main transformer's inlet wire draws and connects device, including distribution building and 220 kilovolts of main transformer, the distribution building is equipped with 110 kilovolts of GIS sleeve pipe terminals outward, 220 kilovolt main transformer is equipped with the main 110 kilovolts of sleeve pipe terminals that become, the owner becomes near 110 kilovolts of sleeve pipe terminal and has erect the main 110 kilovolts of side lead wire frameworks that become, distribution building outer wall is equipped with first string of point, the main change is connected with the main 110 kilovolts of side cross -lines that become between 110 kilovolts of side lead wire frameworks and the first string of point, main become to draw under 110 kilovolts of side cross -lines mainly become 110 kilovolts of side lead wires and become 110 kilovolts of sleeve pipe terminals and is connected with main, mainly become 110 kilovolts and incline and draw 110 kilovolts of GIS under the cross -lines and incline to go between and be connected with 110 kilovolts of GIS sleeve pipe terminals. Adopt the utility model discloses, can reduce to draw by a wide margin and connect the wire to the main pulling force that becomes the sleeve pipe terminal, and then eliminate the main incident that seepage oil appears in sleeve pipe terminal department easily that becomes.
Description
Technical field
The utility model relates to electric power project engineering field, and the inlet wire particularly relating to a kind of 220 kilovolts of main transformers draws connection device.
Background technology
Main transformer 110 kilovolts of side inlet wires of present situation 220 KV indoor transformer station, adopt steel reinforced aluminium conductor directly built on stilts jumper connection between 110 kilovolts of GIS sleeve pipe terminals and main transformer 110 KV casing terminal, the two ends of jumper conductive lines are connected with both sides sleeve pipe terminal bolt by device clamp, the centre of jumper conductive lines supports or fixation without other, and the weight of jumper conductive lines is born by 110 kilovolts of GIS sleeve pipe terminals and main transformer 110 KV casing terminal completely.Draw the scheme of connecing in detail and see Fig. 1.
On the one hand because the level interval between 110 kilovolts of GIS sleeve pipe terminals and main transformer 110 KV casing terminal is comparatively large, it is large that drawing between the terminal of both sides connects wire horizontal span, and support without other in the middle of lead-in wire or fixing, and the tension force that causes going between is larger; On the other hand because 220 kilovolts of main transformer capacities are larger, its 110 kilovolts of side rated current are larger, prior art is all adopt double bundle conductor to draw as main transformer 110 kilovolts of sides and connect wire, double bundle conductor Heavy Weight, also directly results in drawing between the sleeve pipe terminal of both sides to connect wire tension and increase; And the increase of the tension force that goes between makes lead-in wire also synchronously increase the pulling force of sleeve of main transformer terminal, sleeve of main transformer terminal bears the effect of larger pulling force for a long time, the displacement of facing sleeve can be there is gradually, destroy the seal approach between sleeve pipe terminal and sleeve pipe, finally make to occur gap between sleeve of main transformer terminal and sleeve pipe, insulating oil in sleeve pipe just leaks out from gap, causes security incident.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of inlet wire of 220 kilovolts of main transformers to draw connection device, can significantly reduce to draw to connect the pulling force of wire to sleeve of main transformer terminal, and then the security incident of leakage of oil easily appears in elimination sleeve of main transformer terminal place.
In order to solve the problems of the technologies described above, the inlet wire that the utility model provides a kind of 220 kilovolts of main transformers draws connection device, comprise distribution building and 220 kilovolts of main transformers, be provided with 110 kilovolts of GIS sleeve pipe terminals outside described distribution building, described 220 kilovolts of main transformers are provided with main transformer 110 KV casing terminal;
Near described main transformer 110 KV casing terminal, erection has main transformer 110 kilovolts of side leadframe, described distribution building exterior wall is provided with the first hanging point, main transformer 110 kilovolts of side cross-lines are connected with between described main transformer 110 kilovolts of side leadframe and the first hanging point, draw main transformer 110 kilovolts of side lead-in wires under main transformer 110 kilovolts of side cross-lines to be connected with main transformer 110 KV casing terminal, under main transformer 110 kilovolts of side cross-lines, draw 110 kilovolts of GIS side lead-in wires and 110 kilovolts of GIS sleeve end sub-connections.
As the improvement of such scheme, described distribution building comprises 220 kilovolts of GIS rooms and 110 kilovolts of GIS rooms, and 220 kilovolts of GIS sleeve pipe terminals are connected with 220 kilovolts of GIS rooms, and described 110 kilovolts of GIS sleeve pipe terminals are connected with 110 kilovolts of GIS rooms.
As the improvement of such scheme, described 220 kilovolts of main transformers are also provided with main transformer 220 KV casing terminal, near described main transformer 220 KV casing terminal, erection has main transformer 220 kilovolts of side leadframe, the terrace platform that wafts in described distribution building is provided with the second hanging point, is provided with main transformer 220 kilovolts of side cross-lines between described main transformer 220 kilovolts of side leadframe and described second hanging point.
As the improvement of such scheme, described 220 kilovolts of main transformers are provided with main transformer fuel tank.
As the improvement of such scheme, the spacing of described main transformer 110 kilovolts of side leadframe center lines and main transformer fuel tank center line is 1.5 ~ 2m.
As the improvement of such scheme, the spacing of described main transformer 220 kilovolts of side leadframe center lines and main transformer fuel tank center line is no less than 4.5m.
As the improvement of such scheme, described main transformer 110 kilovolts of side leadframe crossbeam hanging wire point absolute altitudes are at 12.5 ~ 13.5m.
As the improvement of such scheme, described main transformer 220 kilovolts of side leadframe crossbeam hanging wire point absolute altitudes are at 17 ~ 19m.
Implement the utility model, there is following beneficial effect:
The utility model sets up near main transformer 110 KV casing terminal main transformer 110 kilovolts of side leadframe, by coordinating with the first hanging point of distribution building exterior wall, erection main transformer 110 kilovolts of side cross-lines are located at above 110 kilovolts of GIS sleeve pipe terminals and main transformer 110 KV casing terminal, two sections are drawn respectively and connect 110 kilovolts of GIS sleeve pipe terminals and main transformer 110 KV casing terminal is all born by cross-line to the weight that drawing on cross-line connects wire, significantly alleviate the pulling force that main transformer 110 KV casing terminal and 110 kilovolts of GIS sleeve pipe terminals bear for a long time, thus minimizing pulling force causes sleeve pipe terminal leakage of oil to the destruction of sealing between sleeve pipe terminal and sleeve pipe, reduce the incidence of security incident.
In addition, by the above position to main transformer 110 kilovolts of side leadframe, main transformer 220 kilovolts of side leadframe and highly setting, can guarantee to leave enough differences of height between main transformer 220 kilovolts of side cross-lines and main transformer 110 kilovolts of side cross-lines, in case touch main transformer 220 kilovolts of side cross-lines of top when maintenance personal overhauls main transformer 110 kilovolts of side leadframe and cause security incident.
Accompanying drawing explanation
Fig. 1 is the structural representation that the inlet wire of existing 220 kilovolts of main transformers draws connection device;
Fig. 2 is the structural representation that the inlet wire of a kind of 220 kilovolts of main transformers of the utility model draws connection device.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 2, the utility model provides a kind of inlet wire of 220 kilovolts of main transformers 2 to draw connection device, comprise distribution building 1 and 220 kilovolts of main transformers 2, be provided with 110 kilovolts of GIS sleeve pipe terminals 3 outside described distribution building 1, described 220 kilovolts of main transformers 2 are provided with main transformer 110 KV casing terminal 4;
Near described main transformer 110 KV casing terminal 4, erection has main transformer 110 kilovolts of side leadframe 5, described distribution building 1 exterior wall is provided with the first hanging point 6, main transformer 110 kilovolts of side cross-lines 7 are connected with between described main transformer 110 kilovolts of side leadframe 5 and the first hanging point 6, main transformer 110 kilovolts of side cross-lines draw main transformer 110 kilovolts of side lead-in wires 15 for 7 times and are connected with main transformer 110 KV casing terminal 4, and main transformer 110 kilovolts of side cross-lines draw 110 kilovolts of GIS side lead-in wires 16 for 7 times and are connected with 110 kilovolts of GIS sleeve pipe terminals 3.
In prior art, leadframe is not established in main transformer 110 KV casing terminal 4 side, adopt between main transformer 110 KV casing terminal 4 and 110 kilovolts of GIS sleeve pipe terminals 3 to draw and connect wire and directly draw and connect, therefore draw the weight connecing wire to be born by main transformer 110 KV casing terminal 4 and 110 kilovolts of GIS sleeve pipe terminals 3, sleeve pipe terminal is greatly stressed, easily cause sleeve pipe terminal leakage of oil, there is potential safety hazard.
And the utility model is in order to reduce pulling force suffered by main transformer 110 KV casing terminal 4 and 110 kilovolts of GIS sleeve pipe terminals 3, near main transformer 110 KV casing terminal 4, erection has main transformer 110 kilovolts of side leadframe 5, and first hanging point 6 is set in the exterior wall relevant position in distribution building 1, this main transformer 110 kilovolts of side leadframe 5 are connected by main transformer 110 kilovolts of side cross-lines 7 with between the first hanging point 6.It should be noted that, main transformer 110 kilovolts of side cross-lines 7 are located at above 110 kilovolts of GIS sleeve pipe terminals 3 and main transformer 110 KV casing terminal 4, therefore when main transformer 110 KV casing terminal 4, 110 kilovolts of GIS sleeve pipe terminals 3 draw when connecing respectively with main transformer 110 kilovolts of side cross-lines 7, lead-in wire 15 and 110 kilovolts of GIS sides, main transformer 110 kilovolts of sides go between 16 two sections and draw the weight connecing wire and all born by main transformer 110 kilovolts of side cross-lines 7, alleviate the pulling force that main transformer 110 KV casing terminal 4 and 110 kilovolts of GIS sleeve pipe terminals 3 bear for a long time, thus minimizing pulling force causes sleeve pipe terminal leakage of oil to the destruction of sealing between sleeve pipe terminal and sleeve pipe, reduce the incidence of security incident.
Preferably, described distribution building 1 comprises 220 kilovolts of GIS rooms 11 and 110 kilovolts of GIS rooms 12, and described 220 kilovolts of GIS sleeve pipe terminals 8 are connected with 220 kilovolts of GIS rooms 11, and described 110 kilovolts of GIS sleeve pipe terminals 3 are connected with 110 kilovolts of GIS rooms 12.
Preferably, described 220 kilovolts of main transformers 2 are also provided with main transformer 220 KV casing terminal 9, near described main transformer 220 KV casing terminal 9, erection has main transformer 220 kilovolts of side leadframe 10, the terrace platform that wafts in described distribution building 1 is provided with the second hanging point 17, and described main transformer 220 kilovolts of side leadframe 10 and distribution building terrace waft between platform second hanging point 17 and be provided with main transformer 220 kilovolts of side cross-lines 13.
The utility model is provided with main transformer 220 kilovolts of side leadframe 10 and connects wire weight for alleviating drawing of being connected with 220 kilovolts of GIS sleeve pipe terminals 8, but, the location comparison that main transformer 220 kilovolts of side cross-lines 13 and main transformer 110 kilovolts of side leadframe 5 are arranged on 220 kilovolts of main transformers 2 is close, touch main transformer 220 kilovolts of sides, top when easily causing maintenance personal to overhaul main transformer 110 kilovolts of side leadframe 5 to go between and injured security incident, therefore need the safe distance set especially between two main transformer leadframe.
Preferably, the utility model is as the criterion with main transformer fuel tank 14 center line of 220 kilovolts of main transformers 2, and the spacing of described main transformer 110 kilovolts of side leadframe 5 center lines and main transformer fuel tank 14 center line is 1.5 ~ 2m.The spacing of described main transformer 220 kilovolts of side leadframe 10 center lines and main transformer fuel tank 14 center line is no less than 4.5m.Described main transformer 110 kilovolts of side leadframe 5 crossbeam hanging wire point absolute altitudes are at 12.5 ~ 13.5m.Described main transformer 220 kilovolts of side leadframe 10 crossbeam hanging wire point absolute altitudes are at 17 ~ 19m.
More preferably, the spacing of described main transformer 110 kilovolts of side leadframe 5 center lines and main transformer fuel tank 14 center line is 1.7m.The spacing of described main transformer 220 kilovolts of side leadframe 10 center lines and main transformer fuel tank 14 center line is no less than 4.5m.Described main transformer 110 kilovolts of side leadframe 5 crossbeam hanging wire point absolute altitudes are at 13m.Described main transformer 220 kilovolts of side leadframe 10 crossbeam hanging wire point absolute altitudes are at 18m.
Wherein, the spacing of the absolute altitude in Fig. 2, main transformer 110 kilovolts of side leadframe 5 center lines and main transformer fuel tank 14 center line and the spacing of main transformer 220 kilovolts of side leadframe 10 center lines and main transformer fuel tank 14 center line are one of them specific embodiments.
By the above position to main transformer 110 kilovolts of side leadframe 5, main transformer 220 kilovolts of side leadframe 10 and highly setting, can guarantee to leave enough differences of height between main transformer 220 kilovolts of side cross-lines 13 and main transformer 110 kilovolts of side cross-lines 7, in case touch main transformer 220 kilovolts of side cross-lines 13 of top when maintenance personal overhauls during main transformer 110 kilovolts of side leadframe 5 and cause security incident.
The above is preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection range of the present utility model.
Claims (8)
1. the inlet wire of 220 kilovolts of main transformers draws a connection device, it is characterized in that, comprises distribution building and 220 kilovolts of main transformers, is provided with 110 kilovolts of GIS sleeve pipe terminals outside described distribution building, and described 220 kilovolts of main transformers are provided with main transformer 110 KV casing terminal;
Near described main transformer 110 KV casing terminal, erection has main transformer 110 kilovolts of side leadframe, described distribution building exterior wall is provided with the first hanging point, main transformer 110 kilovolts of side cross-lines are connected with between described main transformer 110 kilovolts of side leadframe and the first hanging point, draw main transformer 110 kilovolts of side lead-in wires under main transformer 110 kilovolts of side cross-lines to be connected with main transformer 110 KV casing terminal, under main transformer 110 kilovolts of side cross-lines, draw 110 kilovolts of GIS side lead-in wires and 110 kilovolts of GIS sleeve end sub-connections.
2. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 1, it is characterized in that, described distribution building comprises 220 kilovolts of GIS rooms and 110 kilovolts of GIS rooms, and 220 kilovolts of GIS sleeve pipe terminals are connected with 220 kilovolts of GIS rooms, and described 110 kilovolts of GIS sleeve pipe terminals are connected with 110 kilovolts of GIS rooms.
3. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 2, it is characterized in that, described 220 kilovolts of main transformers are also provided with main transformer 220 KV casing terminal, near described main transformer 220 KV casing terminal, erection has main transformer 220 kilovolts of side leadframe, the terrace platform that wafts in described distribution building is provided with the second hanging point, is provided with main transformer 220 kilovolts of side cross-lines between described main transformer 220 kilovolts of side leadframe and described second hanging point.
4. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 3, it is characterized in that, described 220 kilovolts of main transformers are provided with main transformer fuel tank.
5. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 4, it is characterized in that, the spacing of described main transformer 110 kilovolts of side leadframe center lines and main transformer fuel tank center line is 1.5 ~ 2m.
6. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 4, it is characterized in that, the spacing of described main transformer 220 kilovolts of side leadframe center lines and main transformer fuel tank center line is no less than 4.5m.
7. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 4, it is characterized in that, described main transformer 110 kilovolts of side leadframe crossbeam hanging wire point absolute altitudes are at 12.5 ~ 13.5m.
8. the inlet wire of 220 kilovolts of main transformers draws connection device as claimed in claim 4, it is characterized in that, described main transformer 220 kilovolts of side leadframe crossbeam hanging wire point absolute altitudes are at 17 ~ 19m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653562.6U CN204992266U (en) | 2015-08-27 | 2015-08-27 | 220 kilovolt main transformer's inlet wire draws and connects device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653562.6U CN204992266U (en) | 2015-08-27 | 2015-08-27 | 220 kilovolt main transformer's inlet wire draws and connects device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204992266U true CN204992266U (en) | 2016-01-20 |
Family
ID=55126595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520653562.6U Active CN204992266U (en) | 2015-08-27 | 2015-08-27 | 220 kilovolt main transformer's inlet wire draws and connects device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204992266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622546A (en) * | 2020-06-10 | 2020-09-04 | 中国电建集团华东勘测设计研究院有限公司 | 230 kilovolt GIS building with optimized structure design |
-
2015
- 2015-08-27 CN CN201520653562.6U patent/CN204992266U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622546A (en) * | 2020-06-10 | 2020-09-04 | 中国电建集团华东勘测设计研究院有限公司 | 230 kilovolt GIS building with optimized structure design |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101577401A (en) | Common tank type gas-insulated transmission line | |
| CN204992266U (en) | 220 kilovolt main transformer's inlet wire draws and connects device | |
| CN104295147B (en) | A kind of framework being applicable to transformer station's outlet | |
| CN202721351U (en) | A double-layer outgoing line structure of a 220kV HGIS power distribution unit | |
| CN203260976U (en) | Cable termination tower | |
| CN205502713U (en) | Exchange special high tension power line tower | |
| CN102957104B (en) | The remodeling method of transformer and GIS power distribution equipment flexible connection structures | |
| CN203616435U (en) | On-site 220V SF6 gas test device | |
| CN205489247U (en) | A article style of calligraphy GIS arrangement structure that is qualified for next round of competitions for 500kV and following electric pressure | |
| CN205159803U (en) | 220 outdoor GIS of formula arrangement structure that is qualified for next round of competitions is united to kilovolt sail | |
| CN105958320B (en) | A kind of 500 kilovolts of HGIS power distribution device structures in open air | |
| CN205489250U (en) | GIS distribution device arrangement structure that business turn over line framework merges | |
| CN204011013U (en) | The sealing syndeton of a kind of transformer, high-tension cable cable end and lightning arrester | |
| CN204597311U (en) | A kind of 500kV HGIS power distribution equipment arrangement of 3/2 breaker connection | |
| CN210723704U (en) | Double-layer linear outgoing line arrangement structure of 220kV indoor GIS equipment | |
| CN207459403U (en) | A kind of vertical wire outlet structure of compact 330kV substations GIS | |
| CN203113867U (en) | Straight-line cable T-jointing steel tube rod tower | |
| CN105610081B (en) | A kind of Chinese character pin-shaped GIS outlets arrangement for being used for 500kV and following voltage class | |
| CN209375009U (en) | A kind of 750kV GIS breaker double-row type arragement construction | |
| CN203312636U (en) | Double-flying dragonfly outgoing line arranging structure of 220 kilovolt outdoor GIS | |
| CN207518166U (en) | Power plant 1000kV outlet grade transmitting system mounting structures | |
| CN205542143U (en) | Gaseous cabinet electric shield pipe device of full insulation tubular busbar of prefabricated formula high pressure | |
| CN206575071U (en) | A kind of tree-like door frame outlet structure of 330kV open airs GIS power distribution equipments | |
| CN203734200U (en) | GIS and transformer connecting device | |
| CN202586090U (en) | Arrangement structure of power plant 750 kV main transformer and outgoing line thereof in an air cooling island |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |