CN102867676A - Improved isolating switch unit - Google Patents
Improved isolating switch unit Download PDFInfo
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- CN102867676A CN102867676A CN201210364362XA CN201210364362A CN102867676A CN 102867676 A CN102867676 A CN 102867676A CN 201210364362X A CN201210364362X A CN 201210364362XA CN 201210364362 A CN201210364362 A CN 201210364362A CN 102867676 A CN102867676 A CN 102867676A
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- switch unit
- isolating switch
- improved
- disconnecting switch
- isolating
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Abstract
The invention provides an improved isolating switch unit, and relates to the field of gas insulated and metal sealed combined electric appliances. The improved isolating switch unit comprises an isolating switch unit housing, isolating switch unit operation mechanisms, moving contacts and fixed contacts, wherein connecting flanges are arranged on the isolating switch unit housing, and the isolating switch unit operation mechanisms drive the moving contacts. The isolating switch unit is characterized in that the isolating switch unit housing is provided with three connecting flanges at the left side, the right side and the lower side; the isolating switch unit comprises a set of improved isolating switch unit operation mechanisms and a set of moving contacts; the moving contacts are respectively matched with the improved isolating switch fixed contacts and improved ground switch fixed contacts; and a bracket is arranged between the improved ground switch fixed contacts and the isolating switch unit housing. The isolating switch unit can realize the two functions of isolating cut-off and grounding and independently isolating cut-off; and the installation dimension is small, and a user can perform flexible installation according to different requirements.
Description
Technical field:
The present invention relates to the gas insulation metal seal combined electrical apparatus field, particularly a kind of improved Disconnecting switch unit.
Background technology:
Such as Fig. 1-Fig. 3, Disconnecting switch unit 1 is the independently functional unit of gas insulation metal seal combined electrical apparatus, and it comprises isolating switch and two kinds of switches of earthed switch, only can realize isolation fracture and grounding function.Wherein, isolating switch and earthed switch are comprised of operating mechanism, moving contact, fixed contact and corresponding bonding conductor respectively.Described operating mechanism comprises isolator operating mechanism 4 and earthing switch operating mechanism 5; Moving contact comprises isolating switch moving contact 2 and moving contact of grounding switch 3; Fixed contact comprises static contact isolation switch 10 and static contact of grounding switch 11; Bonding conductor comprises for the conductor 121 of isolating switch and is used for the conductor 122 of earthed switch.Operating mechanism is the power set of isolating switch and earthed switch, after the energising, described operating mechanism drives the motion of corresponding moving contact by connecting rod, realize isolating switch and earthed switch deciliter, thereby realize isolation fracture and the grounding function of Disconnecting switch unit.
At present, when the connected mode of this Disconnecting switch unit has determined that this unit uses separately the isolating switch function, grounded part can only be removed, change and do the conductor connection, the volume of this Disconnecting switch unit is larger on the one hand, element length 1200mm, accompanying drawing 2, can only laterally dock as shown in Figure 1 when Disconnecting switch unit docks with other functional units on the other hand, must cause the combined electrical apparatus integral width to strengthen, floor space strengthens, and interval width is 2810mm, such as Fig. 3 (this figure is that Disconnecting switch unit is installed in the state on the combined electrical apparatus), this connected mode can not satisfy on-the-spot installation and the higher demand of power industry development.
Summary of the invention
The object of the present invention is to provide a kind of improved Disconnecting switch unit, this Disconnecting switch unit not only can be realized isolation fracture, ground connection and independent two kinds of functions of isolation fracture, and installation dimension is little, and the user can install flexibly according to different demands.
The present invention solves the technical scheme that its technical problem takes:
A kind of improved Disconnecting switch unit, comprise Disconnecting switch unit shell, Disconnecting switch unit operating mechanism, moving contact and fixed contact, be provided with adpting flange at the Disconnecting switch unit shell, described Disconnecting switch unit operating mechanism drives described moving contact, it is characterized in that, described Disconnecting switch unit shell has been set up three adpting flanges altogether at its left side, right side, downside; Described Disconnecting switch unit comprises the improved Disconnecting switch unit operating mechanism of a cover, a cover moving contact, and described moving contact matches with improved static contact isolation switch, improved static contact of grounding switch respectively; Be provided with support between described improved static contact of grounding switch and the Disconnecting switch unit shell.
Described support is metallic conductor.Moving contact matches with improved static contact isolation switch, improved static contact of grounding switch respectively, can realize the mutual switching of isolating switch and earthed switch.
Described support is insulator.Moving contact matches with improved static contact isolation switch respectively, can realize independently isolation fracture function.When isolating switch disconnects, improved static contact of grounding switch will alleviate as buffering stand the wearing and tearing of moving contact.
Compare with original structure, the invention has the beneficial effects as follows:
1, improved Disconnecting switch unit only needs can realize isolating switch and grounding function once cover operating mechanism and a cover moving contact, two cover fixed contacts that structure is simplified.
2, improved Disconnecting switch unit has been set up three adpting flanges at its left side, right side, downside respectively, can install flexibly according to the different demand of user.When docking with other unit, can realize laterally docking and vertically docking.This isolated location length becomes present 930mm by original 1200mm, and the combined electrical apparatus width after installing becomes present 740mm by original 2810mm.It is full-sized approximately 1/4 that the installation dimension of improved unit is reduced to, thereby floor space is little, and cost is low, easily satisfies on-the-spot requirements of installation space.
3, this Disconnecting switch unit can be realized isolation fracture, ground connection and independent two kinds of functions of isolation fracture.Be that static contact of grounding switch just can be realized different functions from the support change material of shell junction, when saving lot of materials, reduce land use area, can satisfy the higher level demand of client.
4, this Disconnecting switch unit can be realized the mutual switching of isolating switch and earthed switch, thereby has realized the mechanical latching function of isolating switch and earthed switch, and unfailing performance improves.And former Disconnecting switch unit can not be realized this function.
Description of drawings:
Fig. 1 is former Disconnecting switch unit principal section figure;
Fig. 2 is that former Disconnecting switch unit master looks the surface structure schematic diagram;
Fig. 3 is the view of former isolating switch cellular installation on combined electrical apparatus;
Fig. 4 is Disconnecting switch unit principal section figure of the present invention;
Fig. 5 is that Disconnecting switch unit master of the present invention looks the surface structure schematic diagram;
Fig. 6 is that Disconnecting switch unit of the present invention is installed in the view on the combined electrical apparatus.
Among the figure: 1, Disconnecting switch unit; 2, isolating switch moving contact; 3, moving contact of grounding switch; 4, isolator operating mechanism; 5, earthing switch operating mechanism; 6, improved Disconnecting switch unit operating mechanism, 8, horizontal joint; 10, static contact isolation switch; 11, static contact of grounding switch; 121, the conductor that is used for isolating switch; 122, the conductor that is used for earthed switch; 13, Disconnecting switch unit shell; 14, improved static contact isolation switch; 15, improved static contact of grounding switch; 16, support; 17, moving contact; 18, vertical joint;
Embodiment
Such as Fig. 4-Fig. 6. improved Disconnecting switch unit 1, only have once the improved Disconnecting switch unit operating mechanism 6 of cover, a cover moving contact 17, the improved static contact isolation switch 14 of two covers and can realize isolating switch and grounding function.
Improved Disconnecting switch unit 1 has respectively been set up an adpting flange at its left side, right side, downside respectively, can install flexibly according to the different demand of user.When docking with other unit, can realize laterally docking each place about 8(by the adpting flange of left side, right side, downside) and vertically docking 9.
Owing to adopting such scheme, so that the length of Disconnecting switch unit 1 becomes 930mm (accompanying drawing 5) after the improvement by original 1200mm (accompanying drawing 2), and the combined electrical apparatus width after installing becomes 740mm (accompanying drawing 6) after the improvement by original 2810mm (accompanying drawing 3).The installation dimension of improved unit is reduced to full-sized approximately 1/4; Floor space is little, and cost is low.
This Disconnecting switch unit 1 can realize that the locking of isolation fracture, ground connection is switched mutually and independent two kinds of functions of isolation fracture.Mainly just can realize by support 16 materials that change improved static contact of grounding switch 15 and Disconnecting switch unit shell 13 junctions.
When these support 16 materials were metal material, improved static contact of grounding switch 15 linked to each other with the earth by earthing device with this shell of Disconnecting switch unit shell 13(by this metal material) be connected the function that can be grounded.During work, improved Disconnecting switch unit operating mechanism 6 drives moving contacts 17 and is rotated motion, is 60 ° from being incorporated into minute anglec of rotation, when moving contact 17 with after improved static contact isolation switch 14 contacts, can realize the isolating switch function; When moving contact 17 with after improved static contact of grounding switch 15 contacts, be grounded function.This structure can realize the mutual switching of isolating switch and earthed switch by improved Disconnecting switch unit operating mechanism 6, thereby has realized the mechanical latching function of isolating switch and earthed switch, and unfailing performance improves.
When these support 16 materials were insulating material, insulation lost grounding function, thereby realizes independently isolation fracture function between improved static contact of grounding switch 15 and the Disconnecting switch unit shell 13.When isolating switch disconnects, improved static contact of grounding switch 15 will alleviate as buffering stand the wearing and tearing (static contact of grounding switch inside is comprised of spring and many copper little fingertips, and spring can play the effect of buffering) of moving contact 17.
The present invention does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (3)
1. improved Disconnecting switch unit, comprise Disconnecting switch unit shell, Disconnecting switch unit operating mechanism, moving contact and fixed contact, be provided with adpting flange at the Disconnecting switch unit shell, described Disconnecting switch unit operating mechanism drives described moving contact, it is characterized in that, described Disconnecting switch unit shell has been set up three adpting flanges altogether at its left side, right side, downside; Described Disconnecting switch unit comprises the improved Disconnecting switch unit operating mechanism of a cover, a cover moving contact, and described moving contact matches with improved static contact isolation switch, improved static contact of grounding switch respectively; Be provided with support between described improved static contact of grounding switch and the Disconnecting switch unit shell.
2. improved Disconnecting switch unit according to claim 1 is characterized in that, described support is metallic conductor.
3. improved Disconnecting switch unit according to claim 1 is characterized in that, described support is insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364362XA CN102867676A (en) | 2012-09-26 | 2012-09-26 | Improved isolating switch unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210364362XA CN102867676A (en) | 2012-09-26 | 2012-09-26 | Improved isolating switch unit |
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| Publication Number | Publication Date |
|---|---|
| CN102867676A true CN102867676A (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210364362XA Pending CN102867676A (en) | 2012-09-26 | 2012-09-26 | Improved isolating switch unit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1165388A (en) * | 1996-04-22 | 1997-11-19 | 亚瑞亚·勃朗勃威力有限公司 | Isolator |
| CN101320648A (en) * | 2008-07-02 | 2008-12-10 | 中国西电电气股份有限公司 | Air insulated isolation switch device |
| CN101807483A (en) * | 2010-04-12 | 2010-08-18 | 江苏精科智能电气股份有限公司 | Three-position switch used for gas insulated metal-enclosed switchgear |
| CN102024611A (en) * | 2010-08-17 | 2011-04-20 | 郑文秀 | Three-position disconnecting switch |
| CN202167402U (en) * | 2011-07-23 | 2012-03-14 | 山东泰开高压开关有限公司 | Three-position isolation grounding switch |
| CN202796692U (en) * | 2012-09-26 | 2013-03-13 | 中电装备恩翼帕瓦（山东）高压开关有限公司 | Improved isolation switch unit |
-
2012
- 2012-09-26 CN CN201210364362XA patent/CN102867676A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1165388A (en) * | 1996-04-22 | 1997-11-19 | 亚瑞亚·勃朗勃威力有限公司 | Isolator |
| CN101320648A (en) * | 2008-07-02 | 2008-12-10 | 中国西电电气股份有限公司 | Air insulated isolation switch device |
| CN101807483A (en) * | 2010-04-12 | 2010-08-18 | 江苏精科智能电气股份有限公司 | Three-position switch used for gas insulated metal-enclosed switchgear |
| CN102024611A (en) * | 2010-08-17 | 2011-04-20 | 郑文秀 | Three-position disconnecting switch |
| CN202167402U (en) * | 2011-07-23 | 2012-03-14 | 山东泰开高压开关有限公司 | Three-position isolation grounding switch |
| CN202796692U (en) * | 2012-09-26 | 2013-03-13 | 中电装备恩翼帕瓦（山东）高压开关有限公司 | Improved isolation switch unit |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130109 |