CN201758095U - Direct-acting type isolating switch - Google Patents
Direct-acting type isolating switch Download PDFInfo
- Publication number
- CN201758095U CN201758095U CN2010202915977U CN201020291597U CN201758095U CN 201758095 U CN201758095 U CN 201758095U CN 2010202915977 U CN2010202915977 U CN 2010202915977U CN 201020291597 U CN201020291597 U CN 201020291597U CN 201758095 U CN201758095 U CN 201758095U
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- static contact
- contact seat
- type isolating
- action type
- direct action
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Abstract
The utility model provides a direct-acting type isolating switch, which belongs to electrical switches, and aims to provide a direct-acting type isolating switch with simple and compact structure, small volume and excellent performance. The direct-acting type isolating switch provided by the utility model comprises a switch actuating mechanism, an actuating mechanism and a frame, wherein the actuating mechanism comprises a lead screw, a screw, a conductive moving contact, a grounding terminal static contact base, a middle static contact base and an end static contact base; the grounding terminal static contact base and the end static contact base are respectively positioned on two sides of the middle static contact base; the grounding terminal static contact base, the end static contact base and the middle static contact base share a coaxial line; one end of the lead screw is in transmission connection with the switch actuating mechanism, and the other end of the lead screw penetrates through the grounding terminal static contact base and extends into the middle static contact base; the screw is fixed in the conductive moving contact and is screwed on the lead screw; the conductive moving contact is glidingly installed in the middle static contact base and is electrically connected with a middle connection copper bar; and a guide mechanism is arranged between the conductive moving contact and the middle static contact base.
Description
Technical field
The utility model relates to a kind of electric switch, particularly relates to a kind of Direct Action Type isolating switch.
Background technology
At present, gauche form isolating switch more commonly in traditional tri-station isolating switch, this kind isolating switch comprises two actuators, the contact of one of them control moving contact and fixed contact with separate, another control isolation knife closed circuit or ground connection, two cover actuators are installed in the switch case, make parts in the switch more and volume is bigger, are unsuitable for especially being applied in the horizontal gas-insulated switchgear.
The utility model content
The technical problems to be solved in the utility model provide a kind of simple in structure, compact, volume is little, the Direct Action Type isolating switch of excellent performance.
The utility model Direct Action Type isolating switch, comprise switch operating mechanism, actuator and frame, wherein said actuator comprises leading screw, screw, conductive moving contact, ground end static contact seat, middle static contact seat and end static contact seat, static contact seat and end static contact seat are installed on the frame by bracing frame in the middle of described, hold static contact seat to be installed on the frame by isolating mounting panel describedly, hold static contact seat and end static contact seat to lay respectively at the both sides of middle static contact seat describedly, and ground end static contact seat, end static contact seat and middle static contact seat three coaxial line, one end and the switch operating mechanism of described leading screw are in transmission connection, the other end of leading screw is held static contact seat with passing and is extended in the middle static contact seat, described screw is fixed in the conductive moving contact, screw is installed on the leading screw, described conductive moving contact slidably is installed in the middle static contact seat, and be connected copper bar all the time with the centre and keep being electrically connected, be provided with guiding mechanism between conductive moving contact and the middle static contact seat.
The utility model Direct Action Type isolating switch, wherein said switch operating mechanism comprises motor, motor control mechanism and driving main shaft, described motor is fixedly mounted on first fixed flat planar by motor mounting plate, described motor shaft axially is connected with an end of driving main shaft, and the other end of described driving main shaft is connected with lead screw transmission.
The utility model Direct Action Type isolating switch, wherein said motor control mechanism comprises first pinion, second pinion, first gear, second largest gear and sensitive switch, one side of described first fixed flat planar is fixedly connected with second fixed flat planar by support bar, the described first gear and second pinion are installed between first fixed flat planar and second fixed flat planar by first gear shaft, described second largest gear is installed between first fixed flat planar and second fixed flat planar by second gear shaft, described first pinion is installed on the driving main shaft, first pinion is meshed with first gear, described second pinion is meshed with second largest gear, described sensitive switch is fixedly mounted on first fixed flat planar, sensitive switch is connected with the drive part of motor, three fine motion poke rods are circumferentially arranged on the described second largest gear, and described fine motion poke rod is corresponding with the position of sensitive switch.
The utility model Direct Action Type isolating switch offers gathering sill on the lateral wall of wherein said conductive moving contact, and the inwall of described middle static contact seat is provided with guide pad, and described guide pad is positioned at gathering sill, and guide pad and gathering sill constitute guiding mechanism.
The utility model Direct Action Type isolating switch has observation window on wherein said first fixed flat planar, on the described second largest gear some cue marks is arranged circumferentially, and described cue mark is corresponding with the position of observation window.
The utility model Direct Action Type isolating switch also axially is connected with the magnet fluid sealing bar between wherein said driving main shaft and the leading screw, described magnet fluid sealing bar passes magnet fluid sealing.
The utility model Direct Action Type isolating switch, wherein said leading screw are ball-screw.
Three Direct Action Type isolating switches of the utility model, the actuator that comprises above-mentioned Direct Action Type isolating switch and other two groups of same structures, described No. two actuators and No. three actuators are fixedly mounted on the frame, also axially be connected with location guide between described magnet fluid sealing bar and the leading screw, the outer end of No. two leading screws and No. three leading screws also axially is connected with No. two location guides and No. three location guides respectively, and Synchronous Transmission is connected between described location guide and No. two location guides, No. three location guides.
Three Direct Action Type isolating switches of the utility model are installed with synchronous band gear respectively on wherein said location guide, No. two location guides and No. three location guides, between the described synchronous band gear synchronous band are installed.
The utility model Direct Action Type isolating switch difference from prior art is that the actuator of the utility model Direct Action Type isolating switch adopts leading screw, screw mechanism, make conductive moving contact on the axis of leading screw, finish connection, disconnection and three stations of ground connection, the parts of actuator substantially all are provided with point-blank, make the structure of whole isolated switch simpler, compact, volume is littler, be beneficial to the miniaturization Design of ring main unit cabinet body structure, be applicable to all gases insulation cabinet.
Below in conjunction with accompanying drawing Direct Action Type isolating switch of the present utility model is described further.
Description of drawings
Fig. 1 is the front view of the utility model Direct Action Type isolating switch;
Fig. 2 is the main pseudosection of the utility model Direct Action Type isolating switch;
Fig. 3 is the right view of the utility model Direct Action Type isolating switch;
Fig. 4 is the right view (first fixed flat planar does not show) of the utility model Direct Action Type isolating switch;
Fig. 5 is the vertical view of three Direct Action Type isolating switches of the utility model;
Fig. 6 is the stereogram of three Direct Action Type isolating switches of the utility model.
Embodiment
As depicted in figs. 1 and 2, the utility model Direct Action Type isolating switch comprises switch operating mechanism, actuator and frame, actuator comprise leading screw 1, screw 2, conductive moving contact 3, hold static contact seat 4, middle static contact seat 5 and end static contact seat 6, middle static contact seat 5 and end static contact seat 6 are installed on the frame by bracing frame, ground end static contact seat 4 is installed on the frame by isolating mounting panel 7, the both sides of static contact seat 5 in the middle of ground end static contact seat 4 and end static contact seat 6 lay respectively at, and ground end static contact seat 4, end static contact seat 6 and middle static contact seat 5 three's coaxial lines.The ball-screw that leading screw 1 is made for insulating material, one end and the switch operating mechanism of leading screw 1 are in transmission connection, the other end of leading screw 1 is held static contact seat 4 with passing and is extended in the middle static contact seat 5, screw 2 is fixed in the conductive moving contact 3, screw 2 is installed on the leading screw 1, conductive moving contact 3 slidably is installed in the middle static contact seat 5, and is connected copper bar 8 maintenance electrical connections all the time with the centre.Offer gathering sill 25 on the lateral wall of conductive moving contact 3, be processed with the guide pad (not shown) on the inwall of middle static contact seat 5, guide pad is positioned at gathering sill 25, and guide pad and gathering sill 25 constitute guiding mechanism can only slide conductive moving contact 3 along the axis of leading screw 1.
Switch operating mechanism comprises motor (not shown), motor control mechanism and driving main shaft 9, motor is fixedly mounted on first fixed flat planar 11 by motor mounting plate 10, motor shaft 12 axially is connected with an end of driving main shaft 9, and the other end of driving main shaft 9 is in transmission connection with leading screw 1 by magnet fluid sealing bar 27, location guide 29 successively.Wherein, magnet fluid sealing bar 27 passes magnet fluid sealing 28, and magnet fluid sealing 28 is fixedly mounted on the through hole of inflation cabinet, is used for the inflation cabinet is sealed.
In conjunction with shown in Figure 4, motor control mechanism comprises first pinion 13, second pinion 14, first gear 15, second largest gear 16 and sensitive switch 17, one side of first fixed flat planar 11 is fixedly connected with second fixed flat planar 19 by support bar 18, the first gear 15 and second pinion 14 are installed between first fixed flat planar 11 and second fixed flat planar 19 by first gear shaft 20, second largest gear 16 is installed between first fixed flat planar 11 and second fixed flat planar 19 by second gear shaft 21, first pinion 13 is installed on the driving main shaft 9, first pinion 13 is meshed with first gear 15, second pinion 14 is meshed with second largest gear 16, sensitive switch 17 is fixedly mounted on first fixed flat planar 11, sensitive switch 17 is connected with the drive part of motor, three fine motion poke rods 22 are circumferentially arranged on the second largest gear 16,23,24, fine motion poke rod 22,23,24 is corresponding with the position of sensitive switch 17.
As shown in Figure 3, have observation window 26 on first fixed flat planar 11, on the second largest gear 16 some cue marks are arranged circumferentially, cue mark is corresponding with the position of observation window 26.
The course of work of the utility model Direct Action Type isolating switch comprised for three steps:
(1) closes a floodgate
Motor drives leading screw 1 forward rotation by driving main shaft 9, magnet fluid sealing bar 27 and location guide 29, conductive moving contact 3 moves to end static contact seat 6 under the effect of leading screw 1, screw 2 and guiding mechanism, when conductive moving contact 3 contacts with end static contact seat 6, one of them fine motion poke rod 22 on the second largest gear 16 touches sensitive switch 17, sensitive switch 17 control motors are out of service, this moment, conductive moving contact 3 was connected middle static contact seat 5 and end static contact seat 6, feed motion is finished, and the cue mark that sees through observation window 26 is for closing a floodgate.
(2) separating brake
Motor-driven leading screw 1 backward rotation, conductive moving contact 3 moves to the direction away from end static contact seat 6, when conductive moving contact 3 and end static contact seat 6 are separated a segment distance, second fine motion poke rod 23 on the second largest gear 16 touches sensitive switch 17, sensitive switch 17 control motors are out of service, this moment, conductive moving contact 3 made middle static contact seat 5 disconnect mutually with end static contact seat 6, and the separating brake action is finished, and the cue mark that sees through observation window 26 is a separating brake.
(3) ground connection
Motor-driven leading screw 1 continues backward rotation, conductive moving contact 3 moves to ground end static contact seat 4, when conductive moving contact 3 contacts with ground end static contact seat 4, the 3rd fine motion poke rod 24 on the second largest gear 16 touches sensitive switch 17, sensitive switch 17 control motors are out of service, this moment, conductive moving contact 3 was connected middle static contact seat 5 and ground end static contact seat 4, and landing operation is finished, and the cue mark that sees through observation window 26 is a ground connection.
As shown in Figure 5 and Figure 6, three Direct Action Type isolating switches of the utility model, the actuator that also comprises other two groups of same structures, No. two actuators and No. three actuators are fixedly mounted on the frame, the outer end of No. two leading screws and No. three leading screws also axially is connected with No. two location guides and No. three location guides respectively, be installed with synchronous band gear 30 respectively on location guide 29, No. two location guides and No. three location guides, be with synchronously to be equipped with between the gear 30 and be with 31 synchronously.
Three Direct Action Type isolating switches of the utility model are applicable in the middle of three circuits, by synchronous band gear 30 with synchronously with 31 combined floodgate, separating brake and the landing operations that can control three-phase line simultaneously.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection range of the utility model claims.
Claims (9)
1. Direct Action Type isolating switch, comprise switch operating mechanism, actuator and frame, it is characterized in that: described actuator comprises leading screw (1), screw (2), conductive moving contact (3), ground end static contact seat (4), middle static contact seat (5) and end static contact seat (6), static contact seat (5) and end static contact seat (6) are installed on the frame by bracing frame in the middle of described, hold static contact seat (4) to be installed on the frame by isolating mounting panel (7) describedly, hold static contact seat (4) and end static contact seat (6) to lay respectively at the both sides of middle static contact seat (5) describedly, and ground end static contact seat (4), end static contact seat (6) and middle static contact seat (5) three's coaxial line, one end and the switch operating mechanism of described leading screw (1) are in transmission connection, the other end of leading screw (1) is held static contact seat (4) with passing and is extended in the middle static contact seat (5), described screw (2) is fixed in the conductive moving contact (3), screw (2) is installed on the leading screw (1), described conductive moving contact (3) slidably is installed in the middle static contact seat (5), and be connected copper bar (8) all the time with the centre and keep being electrically connected, be provided with guiding mechanism between conductive moving contact (3) and the middle static contact seat (5).
2. Direct Action Type isolating switch according to claim 1, it is characterized in that: described switch operating mechanism comprises motor, motor control mechanism and driving main shaft (9), described motor is fixedly mounted on first fixed flat planar (11) by motor mounting plate (10), described motor shaft (12) axially is connected with an end of driving main shaft (9), and the other end of described driving main shaft (9) and leading screw (1) are in transmission connection.
3. Direct Action Type isolating switch according to claim 2, it is characterized in that: described motor control mechanism comprises first pinion (13), second pinion (14), first gear (15), second largest gear (16) and sensitive switch (17), one side of described first fixed flat planar (11) is fixedly connected with second fixed flat planar (19) by support bar (18), described first gear (15) and second pinion (14) are installed between first fixed flat planar (11) and second fixed flat planar (19) by first gear shaft (20), described second largest gear (16) is installed between first fixed flat planar (11) and second fixed flat planar (19) by second gear shaft (21), described first pinion (13) is installed on the driving main shaft (9), first pinion (13) is meshed with first gear (15), described second pinion (14) is meshed with second largest gear (16), described sensitive switch (17) is fixedly mounted on first fixed flat planar (11), sensitive switch (17) is connected with the drive part of motor, three fine motion poke rods (22 are circumferentially arranged on the described second largest gear (16), 23,24), described fine motion poke rod (22,23,24) corresponding with the position of sensitive switch (17).
4. Direct Action Type isolating switch according to claim 3, it is characterized in that: offer gathering sill (25) on the lateral wall of described conductive moving contact (3), the inwall of static contact seat (5) is provided with guide pad in the middle of described, described guide pad is positioned at gathering sill (25), and guide pad and gathering sill (25) constitute guiding mechanism.
5. Direct Action Type isolating switch according to claim 4, it is characterized in that: have observation window (26) on described first fixed flat planar (11), on the described second largest gear (16) some cue marks are arranged circumferentially, described cue mark is corresponding with the position of observation window (26).
6. Direct Action Type isolating switch according to claim 5 is characterized in that: also axially be connected with magnet fluid sealing bar (27) between described driving main shaft (9) and the leading screw (1), described magnet fluid sealing bar (27) passes magnet fluid sealing (28).
7. Direct Action Type isolating switch according to claim 6 is characterized in that: described leading screw (1) is a ball-screw.
8. three Direct Action Type isolating switches that adopt the described Direct Action Type isolating switch of claim 7, it is characterized in that: the actuator that also comprises other two groups of same structures, described No. two actuators and No. three actuators are fixedly mounted on the frame, also axially be connected with location guide (29) between described magnet fluid sealing bar (27) and the leading screw (1), the outer end of No. two leading screws and No. three leading screws also axially is connected with No. two location guides and No. three location guides respectively, and Synchronous Transmission is connected between described location guide (29) and No. two location guides, No. three location guides.
9. three Direct Action Type isolating switches according to claim 8, it is characterized in that: be installed with synchronous band gear (30) respectively on described location guide (29), No. two location guides and No. three location guides, synchronous band (31) is installed between the described synchronous band gear (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202915977U CN201758095U (en) | 2010-08-13 | 2010-08-13 | Direct-acting type isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202915977U CN201758095U (en) | 2010-08-13 | 2010-08-13 | Direct-acting type isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201758095U true CN201758095U (en) | 2011-03-09 |
Family
ID=43645385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202915977U Expired - Lifetime CN201758095U (en) | 2010-08-13 | 2010-08-13 | Direct-acting type isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201758095U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522249A (en) * | 2011-12-15 | 2012-06-27 | 天水长城开关厂有限公司 | Direct-acting three-working-position isolation switch moving contact device |
| CN103137376A (en) * | 2011-11-22 | 2013-06-05 | 沈阳昊诚电气股份有限公司 | Solid insulating isolator switch |
| CN103311005A (en) * | 2013-06-18 | 2013-09-18 | 南通泰富电器制造有限公司 | Numerical-display three-position switch |
| CN104201037A (en) * | 2014-09-28 | 2014-12-10 | 武汉大学 | Novel electric device for high-voltage isolating switch |
| CN105448552A (en) * | 2015-12-18 | 2016-03-30 | 北京双杰电气股份有限公司 | Operation device of isolation switch |
| CN105761966A (en) * | 2016-04-26 | 2016-07-13 | 正泰电气股份有限公司 | Stepping three-station switch |
| CN107768178A (en) * | 2017-11-22 | 2018-03-06 | 许继（厦门）智能电力设备股份有限公司 | Copper bar fixing device |
| CN109727807A (en) * | 2018-12-14 | 2019-05-07 | 北京双杰电气股份有限公司 | Dry air type disconnecting switch |
-
2010
- 2010-08-13 CN CN2010202915977U patent/CN201758095U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137376A (en) * | 2011-11-22 | 2013-06-05 | 沈阳昊诚电气股份有限公司 | Solid insulating isolator switch |
| CN103137376B (en) * | 2011-11-22 | 2015-06-03 | 沈阳昊诚电气股份有限公司 | Solid insulating isolator switch |
| CN102522249A (en) * | 2011-12-15 | 2012-06-27 | 天水长城开关厂有限公司 | Direct-acting three-working-position isolation switch moving contact device |
| CN103311005A (en) * | 2013-06-18 | 2013-09-18 | 南通泰富电器制造有限公司 | Numerical-display three-position switch |
| CN104201037A (en) * | 2014-09-28 | 2014-12-10 | 武汉大学 | Novel electric device for high-voltage isolating switch |
| CN104201037B (en) * | 2014-09-28 | 2016-04-13 | 武汉大学 | A kind of high voltage isolator electric device |
| CN105448552A (en) * | 2015-12-18 | 2016-03-30 | 北京双杰电气股份有限公司 | Operation device of isolation switch |
| CN105448552B (en) * | 2015-12-18 | 2017-12-05 | 北京双杰电气股份有限公司 | The operation device of disconnecting switch |
| CN105761966A (en) * | 2016-04-26 | 2016-07-13 | 正泰电气股份有限公司 | Stepping three-station switch |
| CN107768178A (en) * | 2017-11-22 | 2018-03-06 | 许继（厦门）智能电力设备股份有限公司 | Copper bar fixing device |
| CN109727807A (en) * | 2018-12-14 | 2019-05-07 | 北京双杰电气股份有限公司 | Dry air type disconnecting switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170301 Address after: 101407 Beijing city Huairou District Yanqi Economic Development Zone Park south two street 3 No. 2 Building 1 layer 01-2 Patentee after: Beijing Qing Chang Xin Electric Power Equipment Co., Ltd. Address before: 100085 Haidian District, the third floor of the third street, Beijing Jin Yu Wah building, block C, 1109 Patentee before: Beijing Qingchang Power Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110309 |