CN104377560A - Bus bridge used for 10 kV switch cabinet - Google Patents
Bus bridge used for 10 kV switch cabinet Download PDFInfo
- Publication number
- CN104377560A CN104377560A CN201410643499.8A CN201410643499A CN104377560A CN 104377560 A CN104377560 A CN 104377560A CN 201410643499 A CN201410643499 A CN 201410643499A CN 104377560 A CN104377560 A CN 104377560A
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- Prior art keywords
- rotation axis
- bearing
- section
- bus bridge
- sheet
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention relates to a bus bridge used for a 10 kV switch cabinet, and belongs to the field of bus bridge installation. The problems of outage and tripping, caused by instable connection of adjacent buses, of a 110 kV power substation are solved. The bus bridge used for the 10 kV switch cabinet comprises a first fixing plate, a second fixing plate and a flexible connection assembly, the flexible connection assembly comprises a first rotating shaft, a second rotating shaft and a plurality of flexible connection sheets, folds are arranged on the flexible connection sheets, a first bearing is arranged on the first fixing plate, a first rotating shaft penetrates through one ends of the flexible connection sheets to be connected with the first bearing in a rotatable mode, a second bearing is arranged on the second fixing plate, and a second rotating shaft penetrates through the other ends of the flexible connection sheets to be connected with the second bearing in a rotatable mode.
Description
Technical field
The present invention relates to a kind of bus bridge for 10kV switch cubicle, belong to bus bridge installing area.
Background technology
Existing 110kV electric substation construction cycle and electrical install cycle sum approximately need a year and a half, south is with the humid air and rainfall is large, therefore, the weak soil distribution that natural void ratio is large, the coefficient of consolidation is little is comparatively extensive, to such an extent as to part 110kV electric substation is inevitably built on weak soil.Some switch cubicles are provided with in 110kV electric substation, switch cubicle is unified to be arranged on ground connection band iron, two adjacent switch cubicles are close together mutually, bus is provided with in switch cubicle, article two, adjacent bus is linked together by hard bus bridge, together with hard bus bridge is bolted on the junction of bus.In south, 110kV electric substation is in operation after 1 year, can sedimentation phenomenon be there is in the switch cubicle be built on weak soil, if the adjacent switch cubicle sedimentation degree of depth is inconsistent, gap will be there will be between so adjacent switch cubicle, bus in switch cubicle moves with switch cubicle, this just means, distance between adjacent bus becomes large, but, the length of hard bus bridge is constant, become greatly in adjacent bus spacing, hard bus bridge will under tension effect, the bonding strength being positioned at hard bus bridge and bus place is the most weak, therefore the bolt of hard bus bridge and bus junction can be excessive and misplace due to pulling force, in transmission of electricity process, there is tripping operation power-off in the dislocation Hui Shi 110kV electric substation of bolt.
Summary of the invention
The present invention is the defect overcoming prior art, provides a kind of bus bridge for 10kV switch cubicle, solves the problem that power-off tripping operation occurs because adjacent bus connects instability in 110kV electric substation.
For solving the problem, the invention provides following technical scheme: a kind of bus bridge for 10kV switch cubicle, comprise the first fixed head, second fixed head and flexibly connect assembly, the described assembly that flexibly connects comprises the first rotation axis, second rotation axis and somely flexibly connect sheet, the described sheet that flexibly connects is provided with fold, described first fixed head is provided with clutch shaft bearing, sheet one end is flexibly connected and described clutch shaft bearing is rotationally connected described in described first rotation axis passes, described second fixed head is provided with the second bearing, the sheet other end is flexibly connected and described second bearing is rotationally connected described in described second rotation axis passes.
Bus bridge of the present invention is connected with a bus by the first fixed head, and bus bridge is connected with adjacent bus by the second fixed head, and bus bar on switch cubicle, and moves together with switch cubicle.After there is sedimentation phenomenon in switch cubicle, spacing distance between two adjacent buses increases, along with the spacing distance of adjacent two buses increases, the fold flexibly connected on sheet will be straightened, bus bridge is flexibly connected the fold on sheet by stretching thus effectively avoided flexibly connecting the long-time under tension effect of sheet, words sentence is talked about, the present invention adds the moving range of adjacent two buses by flexibly connecting sheet, this structure ensure that adjacent two buses are in the state of continual communication, so that improve the connective stability of adjacent two buses.Flexibly connect leaf length and width dimensions is larger, gauge is very little, sheet generation deformation is flexibly connected for causing for avoiding the sedimentation of adjacent switch cabinet, flexibly connecting sheet one end is fastened on clutch shaft bearing by the first rotation axis, after the second fixed head height and position changes, first rotation axis can rotate around clutch shaft bearing, thus avoid flexibly connecting sheet generation deformation, flexibly connecting the sheet other end is fastened on the second bearing by the second rotation axis, after the first fixed head height and position changes, second rotation axis can around the second bearing rotary, thus avoid flexibly connecting sheet generation deformation.
Further, the described assembly that flexibly connects also comprises the first end cap, the second end cap, the first shaft block ring and the second shaft block ring, described first rotation axis successively through described first shaft block ring and described flexibly connect one end of sheet after, insert in described first end cap, described second rotation axis successively through described second shaft block ring and described flexibly connect the other end of sheet after, insert in described second end cap.The active force be fastened on needed for the bus of different-diameter on switch cubicle is also different, by changing the lid degree of depth of the first end cap, flexibly connect the quantity that sheet is enclosed within the first rotation axis and also can carry out corresponding change, this structure is for ensureing the bonding strength of different bus junctions, in like manner, by changing the lid degree of depth of the second end cap, flexibly connecting the quantity that sheet is enclosed within the second rotation axis and also can carry out corresponding change.By changing the specification of the first end cap and the second end cap, realize the bonding strength increasing and decreasing adjacent bus, this structure also accelerates the speed that technical staff connects adjacent bus.
Further, described first rotation axis is provided with the first annular protrusion away from one end of described first end cap, described clutch shaft bearing is enclosed within described first rotation axis, described clutch shaft bearing one end contacts described first shaft block ring, the described clutch shaft bearing other end contacts described first annular protrusion, described second rotation axis is provided with the second annular protrusion away from one end of described second end cap, described second bearing holder (housing, cover) is on described second rotation axis, described second bearing one end contacts described second shaft block ring, and the described second bearing other end contacts described second annular protrusion.This structure avoids the first annular protrusion and the first shaft block ring to define the moving range of clutch shaft bearing, avoid the first rotation axis to be separated with clutch shaft bearing, meanwhile, the first shaft block ring can coordinate the first rotation axis of different size, limits the position of the clutch shaft bearing of different size.First annular protrusion and the second shaft block ring define the moving range of the second bearing, avoid the second rotation axis and are separated with the second bearing, and meanwhile, the second shaft block ring can coordinate the second rotation axis of different size, limit the position of the second bearing of different size.
Further, described first fixed head comprises the first canned paragraph in the horizontal direction successively, first tilting section and the first linkage section, described clutch shaft bearing is arranged on described first linkage section, described first canned paragraph and described first linkage section are parallel to each other, distance between described first canned paragraph and described first linkage section is 5mm-10mm, described second fixed head comprises the second canned paragraph in the horizontal direction successively, second tilting section and the second linkage section, described second bearing is arranged on described second linkage section, described second canned paragraph and described second linkage section are parallel to each other, distance between described second canned paragraph and described second linkage section section is 5mm-10mm.Distance between first canned paragraph and the first linkage section is 5mm-10mm, and this structure is used for avoiding the first rotation axis and switch cubicle to interfere, thus affects the rotation of the first rotation axis.Distance between second canned paragraph and the second linkage section is 5mm-10mm, and this structure is used for avoiding the second rotation axis and switch cubicle to interfere, thus affects the rotation of the second rotation axis.
Further, described fold comprises crest section and trough section, and the distance between described crest section and described trough section is 5mm-12mm.If the distance between crest section and trough section is more than 12mm, if so switch cubicle angle of inclination is excessive, switch cubicle can be caused to turn on one's side under self gravitation effect.If the distance between crest section and trough section is less than 5mm, so, after switch cubicle generation sedimentation, the length flexibly connected after sheet expansion will be inadequate, thus make to flexibly connect sheet and be straightened, the junction of bus and bus bridge is in pulling force effect for a long time, and causes the most at last flexibly connecting sheet by drawing crack.So crest section and trough section are considering the general settling height of switch cubicle and self gravitation factor, and the crest section of fold and the distance of trough section are set to 5mm-12mm.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of bus bridge for 10kV switch cubicle of the present invention;
Fig. 2 is the structural representation of the present invention first fixed head;
Fig. 3 is the structural representation of the present invention second fixed head;
Fig. 4 is the structural representation of the present invention first rotation axis;
Fig. 5 is the structural representation of the present invention second rotation axis.
Embodiment
With reference to Fig. 1, Fig. 4 and Fig. 5, a kind of bus bridge for 10kV switch cubicle, comprise the first fixed head 1, second fixed head 2 and flexibly connect assembly, what flexibly connect that assembly comprises the first rotation axis 4, first end cap 41, first shaft block ring 42, second rotation axis 5, second end cap 51, second shaft block ring 52 and some arranged stacked flexibly connects sheet 3.The bottom week side of the first rotation axis 4 is provided with the first annular protrusion 43, the top of the first rotation axis 4 is inserted in the first end cap 41, first shaft block ring 42 is enclosed within the sidewall of the first rotation axis 4 between the first annular protrusion 43 and the first end cap 41, first rotation axis 4 is through flexibly connecting sheet 3, and the first shaft block ring 42 and the first end cap 41 limit and flexibly connect the moving range of sheet 3 on the first rotation axis 4.The bottom week side of the second rotation axis 5 is provided with the second annular protrusion 53, the top of the second rotation axis 5 is inserted in the second end cap 51, second shaft block ring 52 is enclosed within the sidewall of the second rotation axis 5 between the second annular protrusion 53 and the second end cap 51, second rotation axis 5 is through the other end flexibly connecting sheet 3, and the second shaft block ring 52 and the second end cap 51 limit and flexibly connect the moving range of sheet 3 on the second rotation axis 5.
With reference to Fig. 1, Fig. 2 and Fig. 4, first fixed head 1 is from left to right followed successively by the first canned paragraph 13, first tilting section 12 and the first linkage section 11, first linkage section 11 is provided with clutch shaft bearing 111, first rotation axis 4 axially runs through clutch shaft bearing 111, first shaft block ring 42 and the first annular protrusion 43 define the moving range of clutch shaft bearing 111, together with the first canned paragraph 13 is fastened by bolts with bus.
With reference to Fig. 1, Fig. 3 and Fig. 5, second fixed head 2 is from left to right followed successively by the second canned paragraph 23, second tilting section 22 and the second linkage section 21, second linkage section 21 is provided with the second bearing 211, second rotation axis 5 axially runs through the second bearing 211, second shaft block ring 52 and the second annular protrusion 53 define the moving range of the second bearing 211, together with the second canned paragraph 23 is fastened by bolts with bus.
In the present invention, flexibly connect on sheet and be provided with fold, fold is provided with crest section and trough section, the distance between crest section and trough section is 7mm.Distance between the bottom face of the present invention first canned paragraph and the top end face of the first linkage section is 8mm, and the distance between the bottom face of the second canned paragraph and the top end face of the second linkage section is 8mm.
The above, be only the specific embodiment of the present invention, and protection scope of the present invention is not limited thereto, and those of ordinary skill in the art should be understood that and the present invention includes but the content being not limited to accompanying drawing and describing in embodiment above.Any amendment not departing from function and structure principle of the present invention all will comprise within the scope of the appended claims.
Claims (5)
1. the bus bridge for 10kV switch cubicle, it is characterized in that: comprise the first fixed head, second fixed head and flexibly connect assembly, the described assembly that flexibly connects comprises the first rotation axis, second rotation axis and somely flexibly connect sheet, the described sheet that flexibly connects is provided with fold, described first fixed head is provided with clutch shaft bearing, sheet one end is flexibly connected and described clutch shaft bearing is rotationally connected described in described first rotation axis passes, described second fixed head is provided with the second bearing, the sheet other end is flexibly connected and described second bearing is rotationally connected described in described second rotation axis passes.
2. a kind of bus bridge for 10kV switch cubicle according to claim 1, it is characterized in that: described in flexibly connect assembly and also comprise the first end cap, the second end cap, the first shaft block ring and the second shaft block ring, described first rotation axis successively through described first shaft block ring and described flexibly connect one end of sheet after, insert in described first end cap, described second rotation axis successively through described second shaft block ring and described flexibly connect the other end of sheet after, insert in described second end cap.
3. a kind of bus bridge for 10kV switch cubicle according to claim 2, it is characterized in that: described first rotation axis is provided with the first annular protrusion away from one end of described first end cap, described clutch shaft bearing is enclosed within described first rotation axis, described clutch shaft bearing one end contacts described first shaft block ring, the described clutch shaft bearing other end contacts described first annular protrusion, described second rotation axis is provided with the second annular protrusion away from one end of described second end cap, described second bearing holder (housing, cover) is on described second rotation axis, described second bearing one end contacts described second shaft block ring, the described second bearing other end contacts described second annular protrusion.
4. a kind of bus bridge for 10kV switch cubicle according to claim 1 or 2 or 3, it is characterized in that: described first fixed head comprises the first canned paragraph in the horizontal direction successively, first tilting section and the first linkage section, described clutch shaft bearing is arranged on described first linkage section, described first canned paragraph and described first linkage section are parallel to each other, distance between described first canned paragraph and described first linkage section is 5mm-10mm, described second fixed head comprises the second canned paragraph in the horizontal direction successively, second tilting section and the second linkage section, described second bearing is arranged on described second linkage section, described second canned paragraph and described second linkage section are parallel to each other, distance between described second canned paragraph and described second linkage section section is 5mm-10mm.
5. a kind of bus bridge for 10kV switch cubicle according to claim 1 or 2 or 3, is characterized in that: described fold comprises crest section and trough section, and the distance between described crest section and described trough section is 5mm-12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643499.8A CN104377560B (en) | 2014-11-10 | 2014-11-10 | A kind of bus bridge for 10kV switch cubicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643499.8A CN104377560B (en) | 2014-11-10 | 2014-11-10 | A kind of bus bridge for 10kV switch cubicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104377560A true CN104377560A (en) | 2015-02-25 |
| CN104377560B CN104377560B (en) | 2016-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410643499.8A Active CN104377560B (en) | 2014-11-10 | 2014-11-10 | A kind of bus bridge for 10kV switch cubicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104377560B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI722792B (en) * | 2020-02-06 | 2021-03-21 | 馬子淵 | Connectiing device |
| WO2022213365A1 (en) * | 2021-04-09 | 2022-10-13 | 舍弗勒技术股份两合公司 | Segmented current bus and current transmission device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2305915C2 (en) * | 2005-02-16 | 2007-09-10 | Закрытое акционерное общество "ТЭК-98" (ЗАО "ТЭК-98") | Short net for three-phased electric arc furnace |
| CN100479268C (en) * | 2003-03-13 | 2009-04-15 | Fci伊克斯潘申2公司 | System for electrically connecting and fixing at least one plate-type electrical conductor to a support piece |
| CN201466612U (en) * | 2009-07-24 | 2010-05-12 | 上海天正机电(集团)有限公司 | Stretchable air bus bridge |
| CN202856274U (en) * | 2012-09-07 | 2013-04-03 | 武汉长兴电器发展有限公司 | Telescopic bus bridge |
| CN202930882U (en) * | 2012-11-29 | 2013-05-08 | 南京特瑞线路器材有限公司 | Ice-melting bus bridge slipping telescoping fitting |
| CN103944124A (en) * | 2014-04-29 | 2014-07-23 | 波瑞电气有限公司 | Rapid and safe bus connecting assembly |
| CN204179503U (en) * | 2014-11-10 | 2015-02-25 | 国家电网公司 | A kind of bus bridge for 10kV switch cubicle |
-
2014
- 2014-11-10 CN CN201410643499.8A patent/CN104377560B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100479268C (en) * | 2003-03-13 | 2009-04-15 | Fci伊克斯潘申2公司 | System for electrically connecting and fixing at least one plate-type electrical conductor to a support piece |
| RU2305915C2 (en) * | 2005-02-16 | 2007-09-10 | Закрытое акционерное общество "ТЭК-98" (ЗАО "ТЭК-98") | Short net for three-phased electric arc furnace |
| CN201466612U (en) * | 2009-07-24 | 2010-05-12 | 上海天正机电(集团)有限公司 | Stretchable air bus bridge |
| CN202856274U (en) * | 2012-09-07 | 2013-04-03 | 武汉长兴电器发展有限公司 | Telescopic bus bridge |
| CN202930882U (en) * | 2012-11-29 | 2013-05-08 | 南京特瑞线路器材有限公司 | Ice-melting bus bridge slipping telescoping fitting |
| CN103944124A (en) * | 2014-04-29 | 2014-07-23 | 波瑞电气有限公司 | Rapid and safe bus connecting assembly |
| CN204179503U (en) * | 2014-11-10 | 2015-02-25 | 国家电网公司 | A kind of bus bridge for 10kV switch cubicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI722792B (en) * | 2020-02-06 | 2021-03-21 | 馬子淵 | Connectiing device |
| WO2022213365A1 (en) * | 2021-04-09 | 2022-10-13 | 舍弗勒技术股份两合公司 | Segmented current bus and current transmission device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104377560B (en) | 2016-08-24 |
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