CN105761962A - Electric transfer switch - Google Patents
Electric transfer switch Download PDFInfo
- Publication number
- CN105761962A CN105761962A CN201610208828.5A CN201610208828A CN105761962A CN 105761962 A CN105761962 A CN 105761962A CN 201610208828 A CN201610208828 A CN 201610208828A CN 105761962 A CN105761962 A CN 105761962A
- Authority
- CN
- China
- Prior art keywords
- motor
- permutator
- energy storage
- isolation knife
- electronic
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3005—Charging means
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- Springs (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses an electric transfer switch, which comprises an electric operating mechanism, a spring energy storage mechanism and an isolation knife mechanism, wherein the electric operating mechanism comprises a motor fixed on a motor side plate, a motor driving shaft connected with the motor and a motor driven shaft connected with the motor driving shaft, and a motor position signal switch group connected with the motor driving shaft is also fixed on the motor side plate; the spring energy storage mechanism comprises a driven wheel connected with the motor driven shaft and a driving wheel connected with the driven wheel, the driving wheel is connected with a guiding shaft via a pin, and the guiding shaft is provided with an energy storage compression spring; and the isolation knife mechanism comprises a moving contact group connected with the motor driven shaft via a linkage mechanism and a static contact group contacted with the moving contact group. According to the electric transfer switch, the isolation knife-type switch mechanism and the spring energy storage mechanism are adopted for realizing mutual transfer between closing and opening of two high-voltage power supply circuits, and the electric transfer switch has a modular design, and has the advantages of small size, simple and compact structure, long service life, strong seismic capacity, light weight, quick and convenient transfer, high working reliability and the like.
Description
Technical field
The present invention relates to electric switch, specifically a kind of electronic permutator.
Background technology
Electronic permutator is mainly used in the electric power system of track traffic industry field, trouble power can be avoided when main electricity breaks down to power to the load, realize the conversion of electrical network/battery-operated power supply for the moment in dual-supply voltage subway high-voltage electric power system.
There is presently no one and can be not only used in electric power system, avoid when main electricity breaks down trouble power to power to the load, can be used for again dual-supply voltage subway high-voltage electric power system, to realize the electronic permutator of electrical network/battery-operated Power convert.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, one is provided to can be not only used in electric power system, avoid when main electricity breaks down trouble power to power to the load, can be used for again dual-supply voltage subway high-voltage electric power system, it is achieved the electronic permutator of the conversion of electrical network/battery-operated power supply.
The technical solution adopted for the present invention to solve the technical problems is: a kind of electronic permutator, including motor-operating mechanism, spring energy agency and isolation knife mechanism；Described motor-operating mechanism provides for permutator and drives, including the motor being fixed on motor side plate, the motor driving shaft connecting motor and the motor driven shafts being connected with motor driving shaft, motor side plate is further fixed on the motor position signal switches set being connected with motor driving shaft；Described spring energy agency realizes mechanism's energy storage by the rotation of motor driving shaft, and including the driven pulley connecting motor driven shafts and the drivewheel being connected with driven pulley, drivewheel is connected to the axis of guide by pin, and the axis of guide is provided with energy storage compression spring；
Described isolation knife mechanism includes the moving contact group connected by linkage and the static contact group contacted with moving contact group with motor driven shafts.
The electronic permutator of described one, is provided with between its spring energy agency and isolation knife mechanism and driven pulley is carried out spacing position-stopping plate.
The electronic permutator of described one, its isolation knife mechanism is additionally provided with isolation knife position signalling switches set.
The electronic permutator of described one, its position-stopping plate offers cannelure.
The electronic permutator of described one, for plane formula contact or contact contact between its moving contact group and static contact group.
The electronic permutator of described one, its energy storage compression spring is connected to cushion pad.
The invention has the beneficial effects as follows: have employed the isolation knife mechanism of compact conformation, contact system adopts distributed contact mode simultaneously, and be plane contact or point cantact, the contact area adding fingertip and be connected row, it is prevented effectively from or reduces because current convergence generates heat, substantially increase current capacity, KA Rms ability and time limit in service life；Spring energy agency adopts compression spring to be connected with drivewheel pin, and spring-compressed realizes mechanism's energy storage, and energy storage completed flex point, quickly discharges by spring self counter-force, and drivewheel drives driven pulley thus driving isolation knife mechanism action, rapid translating.Compression spring, the axis of guide and driven wheel layout are simply compact, are greatly saved switch and use space；Spring energy agency carries pad arrangement, the effective collision reduced between driven pulley and position-stopping plate, is greatly improved the time limit in service life of switch；Electronic permutator adopts position-stopping plate, adopts motor driving shaft directly to control motor position signal switches set, it is achieved motor accurate stopping simultaneously, is greatly improved the positional precision of electronic permutator, it is achieved high accuracy divide-shut brake.
Accompanying drawing explanation
Fig. 1 is the integrally-built front view of the present invention；
Fig. 2 is the integrally-built left view of the present invention；
Fig. 3 is the integrally-built right view of the present invention；
Fig. 4 is the structure chart of motor-operating mechanism of the present invention；
Fig. 5 is the structure chart of isolation knife mechanism of the present invention；
Fig. 6 is the energy storage of the present invention compression spring structure chart at position spring energy agency in a period of time；
Fig. 7 is energy storage of the present invention compression spring structure chart of spring energy agency when position two.
Each accompanying drawing is labeled as: 1 motor-operating mechanism, 2 spring energy agencies, 3 isolation knife mechanisms, 4 isolation knife position signalling switches set, 5 motor position signal switches set, 6 motors, 7 motor driving shafts, 8 motor side plates, 9 motor driven shafts, 10 linkages, 11 position-stopping plates, 12 energy storage compression springs, 13 axis of guides, 14 drivewheels, 15 driven pulleys, 16 cushion pads, 17 static contact groups, 18 moving contact groups.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, the invention discloses a kind of electronic permutator, including motor-operating mechanism 1, spring energy agency 2 and isolation knife mechanism 3 three great institutions.
With reference to shown in Fig. 4, described motor-operating mechanism 1 provides for permutator and drives, including the motor 6 being fixed on motor side plate 8, the motor driving shaft 7 connecting motor 6 and the motor driven shafts 9 being connected with motor driving shaft 7, motor side plate 8 is further fixed on the motor position signal switches set 5 being connected with motor driving shaft 7, motor driving shaft 7 directly controls motor position signal switches set 5 to realize the parking spot of motor 6, reaches accurate stopping.
With reference to shown in Fig. 6, Fig. 7, described spring energy agency 2 realizes mechanism's energy storage by the rotation of motor driving shaft 7, including the driven pulley 15 connecting motor driven shafts 9 and the drivewheel 14 being connected with driven pulley 15, drivewheel 14 is connected to the axis of guide 13 by pin, the axis of guide 13 is provided with energy storage compression spring 12, energy storage compression spring 12 is connected to cushion pad 16, the collision between driven pulley 15 and position-stopping plate 11 can be effectively reduced.
With reference to shown in Fig. 5, described isolation knife mechanism 3 includes the moving contact group 18 connected by linkage 10 and the static contact group 17 contacted with moving contact group 18 with motor driven shafts 9, for plane formula contact or contact contact between moving contact group 18 and static contact group 17, isolation knife mechanism 3 is additionally provided with isolation knife position signalling switches set 4.
It is provided with between described spring energy agency 2 and isolation knife mechanism 3 and driven pulley 15 is carried out spacing position-stopping plate 11, position-stopping plate 11 by spacing driven pulley 15 realize spring energy agency 2 spacing, position-stopping plate 11 offers cannelure, to realize driven pulley 15 action message.
During this electronic conversion switch, motor-operating mechanism 1 completes energy storage by motor driving shaft 7 drive motor driven shaft 9 driving spring stored energy mechanism 2, spring energy agency 2 arrives certain position rear motor position signalling switches set 5 action motor 6 and stops, spring energy agency 2 crosses flex point simultaneously, after spring energy agency 2 crosses flex point, compressed energy-storage compression spring 12 quickly discharges and drives linkage 10 to complete the position conversion of isolation knife mechanism 3, realize the rapid translating of switch, thus realizing the conversion of electrical network/battery-operated power supply.
The electronic permutator of the present invention have employed the isolation knife mechanism of compact conformation, contact system adopts distributed contact mode simultaneously, and be plane contact or point cantact, the contact area adding fingertip and be connected row, it is prevented effectively from or reduces because current convergence generates heat, substantially increase current capacity, KA Rms ability and time limit in service life；Spring energy agency adopts compression spring to be connected with drivewheel pin, and spring-compressed realizes mechanism's energy storage, and energy storage completed flex point, quickly discharges by spring self counter-force, and drivewheel drives driven pulley thus driving isolation knife mechanism action, rapid translating.Compression spring, the axis of guide and driven wheel layout are simply compact, are greatly saved switch and use space；Spring energy agency carries pad arrangement, the effective collision reduced between driven pulley and position-stopping plate, is greatly improved the time limit in service life of switch；Electronic permutator adopts position-stopping plate, adopts motor driving shaft directly to control motor position signal switches set, it is achieved motor accurate stopping simultaneously, is greatly improved the positional precision of electronic permutator, it is achieved high accuracy divide-shut brake.
Fig. 6 show the energy storage compression spring 12 structure chart at position spring energy agency 2 in a period of time, Fig. 7 show energy storage compression spring 12 structure chart of spring energy agency 2 when position two, during two positions, permutator is in state two kinds different, energy storage compression spring 12 is in energy storage and discharges complete state, and isolation knife is connected with the busbar on position one and position two respectively.
Above-described embodiment is illustrative principles of the invention and effect thereof only; and the embodiment that part is used, for the person of ordinary skill of the art, without departing from the concept of the premise of the invention; can also making some deformation and improvement, these broadly fall into protection scope of the present invention.
Claims (6)
1. an electronic permutator, it is characterised in that: include motor-operating mechanism (1), spring energy agency (2) and isolation knife mechanism (3)；
Described motor-operating mechanism (1) provides for permutator and drives, including the motor (6) being fixed on motor side plate (8), the motor driving shaft (7) connecting motor (6) and the motor driven shafts (9) being connected with motor driving shaft (7), motor side plate (8) is further fixed on the motor position signal switches set (5) being connected with motor driving shaft (7)；
Described spring energy agency (2) realizes mechanism's energy storage by the rotation of motor driving shaft (7), including the driven pulley (15) connecting motor driven shafts (9) and the drivewheel (14) being connected with driven pulley (15), drivewheel (14) is connected to the axis of guide (13) by pin, and the axis of guide (13) is provided with energy storage compression spring (12)；
Described isolation knife mechanism (3) includes the moving contact group (18) connected by linkage (10) and the static contact group (17) contacted with moving contact group (18) with motor driven shafts (9).
2. the electronic permutator of one according to claim 1, it is characterised in that be provided with between described spring energy agency (2) and isolation knife mechanism (3) and driven pulley (15) is carried out spacing position-stopping plate (11).
3. the electronic permutator of one according to claim 1, it is characterised in that be additionally provided with isolation knife position signalling switches set (4) in described isolation knife mechanism (3).
4. the electronic permutator of one according to claim 1, it is characterised in that offer cannelure on described position-stopping plate (11).
5. the electronic permutator of one according to claim 1, it is characterised in that for plane formula contact or contact contact between described moving contact group (18) and static contact group (17).
6. the electronic permutator of one according to claim 1, it is characterised in that be connected to cushion pad (16) in described energy storage compression spring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610208828.5A CN105761962B (en) | 2016-04-06 | 2016-04-06 | A kind of electronic change-over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610208828.5A CN105761962B (en) | 2016-04-06 | 2016-04-06 | A kind of electronic change-over switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105761962A true CN105761962A (en) | 2016-07-13 |
| CN105761962B CN105761962B (en) | 2018-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610208828.5A Active CN105761962B (en) | 2016-04-06 | 2016-04-06 | A kind of electronic change-over switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105761962B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565138A (en) * | 2018-06-08 | 2018-09-21 | 苏州华之杰电讯股份有限公司 | A kind of switch contact group mechanism |
| CN108597921A (en) * | 2018-06-08 | 2018-09-28 | 苏州华之杰电讯股份有限公司 | A kind of switch using sets of contacts mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998024102A1 (en) * | 1996-11-25 | 1998-06-04 | Socomec S.A. | Switchgear such as a change-over switch for electrical installation |
| CN201859789U (en) * | 2010-09-28 | 2011-06-08 | 扬州新菱电器有限公司 | Double power supply automatic change-over switch |
| CN202678148U (en) * | 2012-05-21 | 2013-01-16 | 湖州泰仑电力设备有限公司 | Middling-pressure pneumatic dual-supply load switch |
| CN103413701A (en) * | 2013-07-31 | 2013-11-27 | 正泰电气股份有限公司 | Energy storing device of spring operating mechanism of high voltage load switch |
| CN204088082U (en) * | 2014-07-04 | 2015-01-07 | 浙江正泰机电电气有限公司 | Big current dual-power transfer switch |
| CN204289141U (en) * | 2015-01-04 | 2015-04-22 | 温州合邦电气有限公司 | A kind of synchronous machine diverter switch connecting rod actuating mechanism |
-
2016
- 2016-04-06 CN CN201610208828.5A patent/CN105761962B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998024102A1 (en) * | 1996-11-25 | 1998-06-04 | Socomec S.A. | Switchgear such as a change-over switch for electrical installation |
| CN201859789U (en) * | 2010-09-28 | 2011-06-08 | 扬州新菱电器有限公司 | Double power supply automatic change-over switch |
| CN202678148U (en) * | 2012-05-21 | 2013-01-16 | 湖州泰仑电力设备有限公司 | Middling-pressure pneumatic dual-supply load switch |
| CN103413701A (en) * | 2013-07-31 | 2013-11-27 | 正泰电气股份有限公司 | Energy storing device of spring operating mechanism of high voltage load switch |
| CN204088082U (en) * | 2014-07-04 | 2015-01-07 | 浙江正泰机电电气有限公司 | Big current dual-power transfer switch |
| CN204289141U (en) * | 2015-01-04 | 2015-04-22 | 温州合邦电气有限公司 | A kind of synchronous machine diverter switch connecting rod actuating mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565138A (en) * | 2018-06-08 | 2018-09-21 | 苏州华之杰电讯股份有限公司 | A kind of switch contact group mechanism |
| CN108597921A (en) * | 2018-06-08 | 2018-09-28 | 苏州华之杰电讯股份有限公司 | A kind of switch using sets of contacts mechanism |
| CN108597921B (en) * | 2018-06-08 | 2023-11-14 | 苏州华之杰电讯股份有限公司 | Switch using contact group mechanism |
| CN108565138B (en) * | 2018-06-08 | 2023-12-12 | 苏州华之杰电讯股份有限公司 | Switch contact group mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105761962B (en) | 2018-05-11 |
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