CN2594957Y - Separated switch devices - Google Patents
Separated switch devices Download PDFInfo
- Publication number
- CN2594957Y CN2594957Y CN 01264642 CN01264642U CN2594957Y CN 2594957 Y CN2594957 Y CN 2594957Y CN 01264642 CN01264642 CN 01264642 CN 01264642 U CN01264642 U CN 01264642U CN 2594957 Y CN2594957 Y CN 2594957Y
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- CN
- China
- Prior art keywords
- moving contact
- switch
- rotation axis
- isolating switch
- isolating
- 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 - Lifetime
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- Switch Cases, Indication, And Locking (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to a separated switch device, which comprises a metal casing body which is in ground connection and is charged with insulating gas; the interior of the metal casing body is provided with at least one separated switch, one ground switch and one supporting insulator; a fixed contact for ground connection is arranged on the metal casing body; a movable contact of the separated switch is connected with a current carrying piece on the supporting insulator through a conductor supporting piece; the movable contact of the separated switch and a movable contact of the ground switch are connected with an operating mechanism. The utility model can realizes at least one isolated position, at least one connection position and one ground position; the utility model is suitable for a double bus wiring mode and a single bus wiring mode on the bus side of a combined type switch device of various metal casing bodies.
Description
Technical field
The utility model relates to a kind of isolation switch device that can be used in ground connection.
Background technology
Known many isolation switch devices that can ground connection, all be to forward an isolated location, a link position and an earthing position to by a division board that can rotate, they can not realize two isolated locations and an earthing position, and through-current capability is not very big.
Summary of the invention
The purpose of this utility model provides a kind of isolation switch device that can realize at least one isolated location, at least one link position and an earthing position.
To achieve these goals, the utility model adopts following technical scheme: isolation switch device, the insulation gas filled metal shell that comprises a ground connection, at least one isolating switch is housed in the housing, an earthed switch, a supporting insulator is equipped with a fixed contact that is used for ground connection on the metal shell, the moving contact of isolating switch links to each other with current-carrying spare on the supporting insulator by conductive support, and the moving contact of isolating switch is connected with operating mechanism with the moving contact of earthed switch.
Conductive support is a foundry goods, and it is made up of cylinder and L shaped connecting plate, and cylinder and connecting plate are structure as a whole and are Z-shaped on the whole.
The isolating switch moving contact is a foundry goods, and it is made up of rotation axis and T shape division board, and rotation axis and T shape division board are structure as a whole.
A groove is arranged on the rotation axis of isolating switch moving contact, in this groove fingertip is installed, the rotation axis of isolating switch moving contact is installed in rotation in the cylinder of conductive support by fingertip.
One end of the rotation axis of isolating switch moving contact is fixedly connected on insulating bar, and insulating bar is connected with operating mechanism.
The fixed contact of two isolating switches is housed, on the moving contact of earthed switch is installed in the isolating switch moving contact by screw rotation axis and the end face of the relative end of T shape plate in the housing.
The center line of the center line of the moving contact of earthed switch and T shape plate has an angle [alpha].
After adopting such scheme,, therefore can realize at least one isolated location, at least one link position and an earthing position easily because the utility model is equipped with the fixed contact that is used for ground connection.Simultaneously, improved through-current capability of the present utility model owing in the groove of the rotation axis of moving contact, the conduction fingertip is housed.The utility model isolation switch device both had been applicable to the double bus scheme mode of the packet type switchgear bus bar side of various metal shells, usefulness as maintenance and conversion bus, also be applicable to the single bus scheme mode of the packet type switchgear of various metal shells, as the usefulness of maintenance.And the overall volume of switching device is little, saves the space, and reliability increases, Operation and Maintenance is convenient, help the realization of Based Intelligent Control, the performance components of the same race of alternative existing metal shell gas insulated metal enclosed swit chgear and switchgear of the same type is improved its layout.
Description of drawings
Fig. 1 is the sectional front view of first embodiment of the utility model isolation switch device;
Fig. 2 is the A-A cross sectional side view of Fig. 1;
Fig. 3 is that the B of Fig. 1 is to amplification plan view;
Fig. 4 is the sectional front view of second embodiment of the utility model isolation switch device;
Fig. 5 is the C-C cross sectional side view of Fig. 4.
Embodiment
Fig. 1 is the sectional front view of first embodiment of the utility model isolation switch device, four mouths are arranged on the metal shell 1, two mouths are wherein arranged as the usefulness that two disc insulators 5,8 and double-bus sleeve pipe (not shown) are installed, disc insulator 5,8 is used for fixing static contact isolation switch 6,7, two other mouthful, one is used to connect electric operating mechanism 17, another links to each other with breaker unit 2 by benzvalene form supporting insulator 3, and disc type supporting insulator 3 is used for the support of isolating switch moving contact.Four mouths of on the metal shell 1 this are convenient to the mounted inside of whole isolated switching device very much.
As shown in Figure 2, the isolating switch moving contact is made up of rotation axis 9a and T shape division board 9b, and the two is the integrative-structure of one-step casting moulding.The rotation axis 9a of isolating switch moving contact is installed in rotation in the cylinder 12a of conductive support 12 by fingertip 18, the rotation axis 9a of moving contact can rotate 360 ° in cylinder 12a, the end of the rotation axis 9a of isolating switch moving contact is fixedly connected on insulating bar 16, and is connected with electric operating mechanism 17 by insulating bar 16.Earthed switch fixed contact 11 is fixedlyed connected with housing 1, and its installation site is on the surfaces of revolution of earthed switch moving contact 10, ground connection fixed contact 11 and housing 1 equipotential.Earthed switch moving contact 10 1 ends by screw 15 be fixed on rotation axis 9a and with the end face of the relative end of T shape plate 9b on.So earthed switch moving contact 10 can rotate 360 ° synchronously with isolating switch moving contact T shape plate 9b.From Fig. 1, the center line of the T shape plate 9b of the center line of earthed switch moving contact 10 and isolating switch moving contact has an angle [alpha], to guarantee T shape plate 9b in the isolated location when (position shown in Figure 1), earthed switch moving contact 10 has enough insulation distances with ground connection fixed contact 11.
As shown in Figure 3, the support component of isolating switch moving contact is a conductive support 12, and its shape is roughly Z-shaped, is made up of cylinder 12a and L shaped connecting plate 12b, and the two is the integrative-structure of one-step casting moulding.L shaped connecting plate 12b is fixedlyed connected with the conducting element 14 on the disc type supporting insulator 3, is used to conduct main circuit current.
The moving contact of the isolation switch device of present embodiment has six positions, and particular location is as described below:
The T shape plate 9b of isolating switch moving contact contacts with first bus static contact 6 and is primary importance; T shape plate 9b is clockwise rotated by primary importance, is the second place when T shape plate 9b contacts jointly with two bus static contacts 6,7; This position is a crossover position, and just T shape plate 9b so far can not stop during the position, should be rotated further, and when T shape plate 9b breaks away from first bus static contact, 6 backs and contacts fully with second bus static contact 7, be the 3rd position (seeing Fig. 1 dotted line).
The 4th position is an isolated location, when the moving contact of isolating switch clockwise rotates position shown in Figure 1 by the 3rd position is the 4th position, at this moment, T shape plate 9b does not all contact with two bus static contacts 6,7, and earthed switch moving contact 10 does not contact with ground connection fixed contact 11 yet.
The 5th position is an earthing position, and promptly earthed switch moving contact 10 contacts (not shown) with fixed contact 11, and T shape plate 9b does not all contact with fixed contact 6,7,11.
The 6th position also is an isolated location, the rotation axis 9a that is the isolating switch moving contact is clockwise rotated by the 5th position, and the axis that forwards to earthed switch fixed contact 11 when earthed switch moving contact 10 is line of symmetry and the position (not shown) symmetrical with the 4th position.Any therein position of the rotation axis 9a of isolating switch moving contact both can clockwise rotate, and also can rotate counterclockwise.
Have two isolating switches and an earthed switch in the housing of present embodiment, the moving contact of earthed switch is installed on the end face of rotation axis one end of isolating switch moving contact, therefore, the T shape plate surfaces of revolution of the surfaces of revolution of the moving contact of earthed switch and isolating switch moving contact is parallel to each other, and the installation site of earthed switch fixed contact in housing is on the periphery of moving contact rotation of earthed switch.Isolating switch moving contact and earthed switch moving contact can be realized three link positions, two isolated locations and one 's position, ground in the rotating range of 360 ° of circumference.It is applicable to the double bus scheme mode of the packet type switchgear bus bar side of various metal shells, as the usefulness of maintenance and conversion bus.
Figure 4 shows that the sectional front view of second embodiment of the utility model isolation switch device, three mouths are arranged on the metal shell 1, two mouths are wherein arranged as the usefulness that two disc insulators 5,19 are installed, static contact isolation switch 6 is housed on the disc insulator 5, conductive support 12 is housed on the benzvalene form supporting insulator 19, the another one mouth is used to connect electric operating mechanism 17 (see figure 5)s, and ground connection fixed contact 11 and the installation site of static contact isolation switch 6 in housing all are on the surfaces of revolution of T shape plate 9b.
Fig. 5 illustrates conductive support 12 shapes and is roughly Z-shapedly, is made up of cylinder 12a and L shaped connecting plate 12b, and the two is the integrative-structure of one-step casting moulding.The L shaped connecting plate 12b of conductive support is fixed on the current-carrying spare 13 of benzvalene form supporting insulator 19, is used to conduct main circuit current.
Isolating switch moving contact 9a, the 9b of present embodiment have 3 turned positions.Particular location is as described below:
Primary importance is that T shape plate 9b neither contacts with the fixed contact 6 of isolating switch, the isolated location (position shown in Figure 4) when also not contacting with the fixed contact 11 of earthed switch.When T shape plate 9b rotates counterclockwise 90 ° by primary importance, when contacting the second place (dotted line position shown in Figure 4) with the fixed contact 6 of isolating switch.When T shape plate 9b clockwise rotates 90 ° by primary importance, when contacting the 3rd position (not shown) with the fixed contact 11 of earthed switch.
Have an isolating switch and an earthed switch in the present embodiment housing, the moving contact of isolating switch also is the moving contact of earthed switch, be the fixed contact and the installation site of earthed switch fixed contact in housing of isolating switch, all be on the periphery of T shape plate rotation of isolating switch moving contact, T shape plate can be realized a link position, an isolated location and an earthing position.This switching device is applicable to the single bus scheme mode of various metal shell packet type switchgears, as the usefulness of maintenance.
Claims (7)
1, isolation switch device, the insulation gas filled metal shell that comprises a ground connection, at least one isolating switch is housed in the housing, an earthed switch, a supporting insulator, it is characterized in that: a fixed contact (11) that is used for ground connection is housed on the metal shell, and the moving contact of isolating switch links to each other with current-carrying spare on the supporting insulator by conductive support (12), and the moving contact of isolating switch is connected with operating mechanism (17) with the moving contact of earthed switch.
2, isolation switch device according to claim 1 is characterized in that, conductive support (12) is a foundry goods, and it is made up of cylinder (12a) and L shaped connecting plate (12b), and cylinder (12a) is structure as a whole with connecting plate (12b) and is Z-shaped on the whole.
3, isolation switch device according to claim 1 is characterized in that, the isolating switch moving contact is a foundry goods, and it is made up of rotation axis (9a) and T shape division board (9b), and rotation axis (9a) and T shape division board (9b) are structure as a whole.
4, isolation switch device according to claim 3, it is characterized in that, a groove is arranged on the rotation axis of isolating switch moving contact (9a), fingertip (18) is installed in this groove, and the rotation axis of isolating switch moving contact (9a) is installed in rotation in the cylinder (12a) of conductive support by fingertip (18).
5, isolation switch device according to claim 4 is characterized in that, an end of the rotation axis of isolating switch moving contact (9a) is fixedly connected on insulating bar (16), and insulating bar (16) is connected with operating mechanism (17).
6, according to the described isolation switch device of claim 3-5, it is characterized in that, the fixed contact (6,7) of two isolating switches is housed, on the moving contact of earthed switch (10) is installed in the isolating switch moving contact by screw (15) rotation axis (9a) and the end face of the relative end of T shape plate (9b) in the housing (1).
7, isolation switch device according to claim 6 is characterized in that, the center line of the center line of the moving contact of earthed switch (10) and T shape plate (9b) has an angle [alpha].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01264642 CN2594957Y (en) | 2001-09-07 | 2001-09-07 | Separated switch devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01264642 CN2594957Y (en) | 2001-09-07 | 2001-09-07 | Separated switch devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2594957Y true CN2594957Y (en) | 2003-12-24 |
Family
ID=33671868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01264642 Expired - Lifetime CN2594957Y (en) | 2001-09-07 | 2001-09-07 | Separated switch devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2594957Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101308732B (en) * | 2007-10-17 | 2010-06-02 | 河南平高电气股份有限公司 | Electric connection apparatus for high-voltage isolating switch |
| CN102208301A (en) * | 2010-09-28 | 2011-10-05 | 厦门华电开关有限公司 | Three-station switch for switchgear |
| CN103247451A (en) * | 2013-06-03 | 2013-08-14 | 贵州中泉电气集团有限公司 | Compact medium-voltage isolating switch |
| CN104104027A (en) * | 2014-07-11 | 2014-10-15 | 江苏硕德电力技术有限公司 | Solid insulation switch |
| CN105702517A (en) * | 2016-03-31 | 2016-06-22 | 浙江奔电气有限公司 | Moving contact |
| CN106057554A (en) * | 2015-04-08 | 2016-10-26 | 江苏海达电气有限公司 | Enhanced isolating switch housing |
-
2001
- 2001-09-07 CN CN 01264642 patent/CN2594957Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101308732B (en) * | 2007-10-17 | 2010-06-02 | 河南平高电气股份有限公司 | Electric connection apparatus for high-voltage isolating switch |
| CN102208301A (en) * | 2010-09-28 | 2011-10-05 | 厦门华电开关有限公司 | Three-station switch for switchgear |
| CN103247451A (en) * | 2013-06-03 | 2013-08-14 | 贵州中泉电气集团有限公司 | Compact medium-voltage isolating switch |
| CN104104027A (en) * | 2014-07-11 | 2014-10-15 | 江苏硕德电力技术有限公司 | Solid insulation switch |
| CN104104027B (en) * | 2014-07-11 | 2017-02-01 | 江苏硕德电力技术有限公司 | Solid insulation switch |
| CN106057554A (en) * | 2015-04-08 | 2016-10-26 | 江苏海达电气有限公司 | Enhanced isolating switch housing |
| CN105702517A (en) * | 2016-03-31 | 2016-06-22 | 浙江奔电气有限公司 | Moving contact |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20110907 Granted publication date: 20031224 |