CN2704914Y - Automatic phase-off detecting and converting switch with double power supply - Google Patents
Automatic phase-off detecting and converting switch with double power supply Download PDFInfo
- Publication number
- CN2704914Y CN2704914Y CN 200420022005 CN200420022005U CN2704914Y CN 2704914 Y CN2704914 Y CN 2704914Y CN 200420022005 CN200420022005 CN 200420022005 CN 200420022005 U CN200420022005 U CN 200420022005U CN 2704914 Y CN2704914 Y CN 2704914Y
- Authority
- CN
- China
- Prior art keywords
- power supply
- change over
- phase shortage
- over switch
- coil
- 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 - Fee Related
Links
Landscapes
- Control Of Electrical Variables (AREA)
Abstract
The utility model relates to an automatic phase-off detecting and converting switch with double power supply, mainly comprising a converting switch and an automatic control two parts. The converting switch comprises a separate contact opening and closing system and a mechanical switchover system. The automatic control comprises a phase-off detecting system and an electromagnetic control system. The two parts are connected and formed into integration through a driving mechanism. The phase-off detecting system adopts the star connection to automatically detect whether the commonly used power supply is phase-off, and controls the control part of the electromagnetic control system through a relay. The output power supply of the relay is connected with the inputting coil to instruct the action of the inputting coil. The pick-up rod of the inputting coil is hinged with the mechanical switchover system; the pick-up action of the inputting coil realizes the mechanical action of the mechanical switchover system. The utility model can realize the automatic switchover of the converting switch when any phase of the commonly used power supply is automatically detected to be phase-off or after the commonly used power supply becomes normal. The utility model has quick action, good reliability, simple structure and low cost.
Description
Affiliated technical field
The utility model relates to a kind of electric apparatus control apparatus, especially the electromagnetism automatic duplicate supply converting switch.
Background technology
At present, Chinese patent ZL02289463.2 " double power supply automatic transfer switch " adopts reversible electric machine clockwise or when rotating counterclockwise, drive is fixed on the swing arm swing on the reversible electric machine axle sleeve, stir the operating grip of two miniature circuit breakers by being fixed on two groups of driving lever groups in the swing arm simultaneously, make a miniature circuit breaker open a sluice gate another miniature circuit breaker repeatedly and close a floodgate.These change over switch can not detect the phase shortage of power supply, can only have mutually under the electric situation in control just to realize conversion, still can not be implemented in effectively under the situation of any phase phase shortage to change automatically.
Summary of the invention
In order to overcome the shortcoming that existing automatic change-over can not be changed automatically under the situation of any phase phase shortage of power supply commonly used, the utility model provides a kind of duplicate supply phase shortage to detect change over switch automatically, whether this duplicate supply phase shortage can not only to measure power supply commonly used any charged mutually if detecting change over switch automatically, and can realize easily detecting the phase shortage of power supply commonly used automatically and turning to stand-by power supply.
The technical scheme that its technical problem that solves the utility model adopts is: the duplicate supply phase shortage detects change over switch automatically mainly to be made up of change over switch and automatic control two parts, and change over switch comprises: independently contact divides assembly system, mechanical switched system; Automatically control comprises: phase shortage detection system, electromagnetic control system are formed, and two parts connect and compose integral body by transmission mechanism.Whether the phase shortage of phase shortage detection system employing star connection detection power supply commonly used, the control power supply of controlling the control section of electromagnetic control system by relay switches, the out-put supply of relay is connected with the input coil, instruct the action that drops into coil, the adhesive bar and the mechanical switched system that drop into coil are hinged, the mechanical action of realizing mechanical switched system is moved in the adhesive that drops into coil, simultaneously the also miniature disconnect after on the circuit that drops into coil action being set.
The beneficial effects of the utility model are, in the time of can detecting any phase phase shortage of power supply commonly used, or the normal back of power supply commonly used realizes the automatic switchover of change over switch, have agile, good reliability, simple in structure, cost is low.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is that the duplicate supply phase shortage detects the change-over switch arrangement cut-away view automatically
Fig. 2 is that the duplicate supply phase shortage detects change over switch mechanical switch side surface configurations figure automatically.
Fig. 3 is the circuit theory diagrams that the duplicate supply phase shortage detects change over switch automatically.
1. contact diverter switches among Fig. 1,2. pair group relay 3. drops into coil, 4. guider, 5. linkage, 6. control board, 7. manual switchover bar axle, 8. elastic link, 9. adhesive bar;
10. switch connecting rod, 11. joysticks, 12. miniature disconnects, 13. axis of guides, 14. contact rotating shafts among Fig. 2.
Embodiment
In Fig. 1, contact diverter switch 1 side links to each other with electromagnetic control system, two group relaies 2 are installed in the electromagnetic control system, drop into coil 3, input coil 3 centers are provided with adhesive bar 9, elastic link 8 links to each other with the linkage 5 that with manual switchover axle 7 is fulcrum, linkage 5 other ends are connected with joystick 11, and control board 6 is installed in the top of dropping into coil 3.
As shown in Figure 2, joystick 11 is hinged with the linkage 5 among Fig. 1, moving up and down of joystick 11, under the guide effect of guider 4, the axis of guide 13 of joystick 11 upper ends still or toward the dextrad groove is moved toward the left-hand groove, thereby control is that the left cut of fulcrum is changed connecting rod or right cut and changed connecting rod 10 and rotate with contact rotating shaft in the contact diverter switch 1 14, reaches the switching of power supply.
As shown in Figure 3, power supply Aa commonly used, Ab, Ac, three-phase line and C1, C2, C3 adopts star connection, center line and zero line An are connected on the coil two ends of relay J 1, power supply Aa coupling one line commonly used is connected with the central contact of relay J 1, the zero line An that draws a line and power supply commonly used from the normally-closed contact of relay J 1 is connected on the coil two ends of two group relaies 2, two central contact of two group relaies 2 are connected with rectification circuit D3 input, the output of rectification circuit D3 is connected with input coil 3, two normally opened contacts of two group relaies 2 and miniature disconnect 12 (KA1, KA2) connect, KA1 and An, KA2 links to each other with Aa, two normally-closed contacts of two group relaies 2 and miniature disconnect 12 (Kb1, Kb2) connect Kb1 and Ba, Kb2 links to each other with Bn.
Like this, when power supply commonly used and stand-by power supply all just often, C1, C2, the C3 common port does not have voltage drop over the ground, relay J 1 can not adhesive, being in normally-closed contact connects, Aa is logical with coil one termination of two group relaies 2 by the normally-closed contact of relay J 1, two group relaies 2 just are loaded with Aa, the last 220V voltage of An, two group relay 2 is with regard to adhesive, two group relay 2 normally opened contacts are connected, be connected on the miniature disconnect 12 (KA1 of normally opened contact this moment, KA2) connect, be connected on the miniature disconnect 12 (KB1 of normally-closed contact, KB2) disconnect, rectification circuit D3 obtains power supply Aa commonly used, the 220V voltage of An, like this, drop into coil 3 adhesives, dropping into coil 3 drive adhesive bars 9 moves, adhesive bar 9 moves drive linkage 5 and clockwise rotates, linkage 5 clockwise rotates drive joystick 11 and moves down, the axis of guide 13 drive right cuts are changed connecting rod 10 and are rotated counterclockwise, make the stand-by power supply contact separation, simultaneously, right cut is changed connecting rod 10 and is pushed down right miniature disconnect 12 (KA1, KA2), make KA1, KA2 disconnects, dropping into coil 3 unclamps, linkage 5 is return under the effect of elastic link 8 elastic force, rotates counterclockwise, and moves on the joystick 11, under the guiding of guider 4, the axis of guide moves toward the dextrad groove, and the drive left cut is changed connecting rod 10 and is rotated counterclockwise, and contact diverter switch 1 is connected power supply commonly used and surveyed; Left cut is changed connecting rod 10 and is broken away from left miniature disconnect 12 (KB1, KB2), and KB1, KB2 are connected.
When power supply phase shortage commonly used, and stand-by power supply just often, C1, C2, the C3 common port just produces voltage drop over the ground, relay J 1 is with regard to adhesive, normally-closed contact disconnects, the Aa that is connected on normally-closed contact is disconnected, just the power supply of two group relaies 2 is cut off, the normally-closed contact of two group relaies 2 is connected, Ba, Bn is by the miniature disconnect 12 (KB1 of on-state this moment, KB2) normally-closed contact with two group relaies 2 is connected, stand-by power supply is supplied with by rectification circuit D3 and is dropped into coil 3 like this, make and drop into coil 3 adhesives, dropping into coil 3 drive adhesive bars 9 moves, adhesive bar 9 moves drive linkage 5 and clockwise rotates, linkage 5 clockwise rotates drive joystick 11 and moves down, the axis of guide 13 drive left cuts are changed connecting rod 10 and are turned clockwise, and power contact commonly used are separated, simultaneously, left cut is changed connecting rod 10 and is pushed down miniature disconnect 12 (KB1, KB2), make KB1, KB2 disconnects, and drops into coil 3 and unclamps, and linkage 5 is return under the elastic force effect of elastic force bar 8, rotate counterclockwise, move on the joystick 11, under the guiding of guider 4, the axis of guide 13 moves toward the left-hand groove, the drive right cut is changed connecting rod 10 and is turned clockwise, and contact diverter switch 1 is connected stand-by power supply and surveyed; Right cut is changed connecting rod 10 and is broken away from right miniature disconnect 12 (KA1, KA2), and KA1, KA2 are connected.
When power supply commonly used did not have electricity, two group relaies 2 unclamped, and normally-closed contact is connected, and the action when having realized power supply phase shortage commonly used has equally realized the switching of power supply.
When power up commonly used just often, relay J 1 is failure to actuate, the Aa of power supply commonly used connects two group relaies 2 by the normally-closed contact of relay J 1, two group relay 2 adhesives drop into coil 3 and get electric adhesive, and drivening rod device 5 rotates, the Switching power contact, power supply runback commonly used drops into.
Claims (5)
1. a duplicate supply phase shortage detects change over switch automatically, it is made up of change over switch and automatic control two parts, change over switch comprises that independently contact divides assembly system, mechanical switched system, it is characterized in that: control comprises phase shortage detection system, electromagnetic control system composition automatically, and change over switch connects and composes integral body with automatic control two parts by transmission mechanism.
2, duplicate supply phase shortage according to claim 1 detects change over switch automatically, it is characterized in that: the phase shortage detection system adopts star connection.
3. duplicate supply phase shortage according to claim 1 and 2 detects change over switch automatically, it is characterized in that: the phase shortage detection system adopts the center line of star connection and the coil two ends that zero line An is connected on relay J 1 in the automatic control circuit, power supply Aa coupling one line commonly used is connected with the central contact of relay J 1, the zero line An that draws a line and power supply commonly used from the normally-closed contact of relay J 1 is connected on the coil two ends of two group relaies 2, two central contact of two group relaies (2) are connected with rectification circuit D3 input, the output of rectification circuit D3 is connected with input coil 3, two normally opened contacts of two group relaies (2) and miniature disconnect (12) [KA1, KA2] connect, KA1 and An, KA2 links to each other with Aa, two normally-closed contacts of two group relaies (2) and miniature disconnect (12) [Kb1, Kb2] connect Kb1 and Ba, Kb2 links to each other with Bn.
4. duplicate supply phase shortage according to claim 1 detects change over switch automatically, it is characterized in that: the miniature disconnect (12) after on the circuit that drops into coil (3) action being set.
5. duplicate supply phase shortage according to claim 1 detects change over switch automatically, it is characterized in that: be provided with guider (4) in the upper end of the axis of guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420022005 CN2704914Y (en) | 2004-04-14 | 2004-04-14 | Automatic phase-off detecting and converting switch with double power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420022005 CN2704914Y (en) | 2004-04-14 | 2004-04-14 | Automatic phase-off detecting and converting switch with double power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2704914Y true CN2704914Y (en) | 2005-06-15 |
Family
ID=34770163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420022005 Expired - Fee Related CN2704914Y (en) | 2004-04-14 | 2004-04-14 | Automatic phase-off detecting and converting switch with double power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2704914Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231915B (en) * | 2008-01-29 | 2010-06-09 | 黄勤飞 | Double power change-over switch without intermittence |
| CN101908423A (en) * | 2009-06-05 | 2010-12-08 | 飞世龙机电有限公司 | One body-type power transfer switch |
| CN104333943A (en) * | 2014-09-26 | 2015-02-04 | 陈昱 | Multifunctional emergency lamp switching control circuit |
-
2004
- 2004-04-14 CN CN 200420022005 patent/CN2704914Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231915B (en) * | 2008-01-29 | 2010-06-09 | 黄勤飞 | Double power change-over switch without intermittence |
| CN101908423A (en) * | 2009-06-05 | 2010-12-08 | 飞世龙机电有限公司 | One body-type power transfer switch |
| CN101908423B (en) * | 2009-06-05 | 2013-05-01 | 飞世龙机电有限公司 | One body-type power transfer switch |
| CN104333943A (en) * | 2014-09-26 | 2015-02-04 | 陈昱 | Multifunctional emergency lamp switching control circuit |
| CN104333943B (en) * | 2014-09-26 | 2017-12-29 | 陈昱 | Multifunctional emergency light control switching circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200986882Y (en) | Intelligent outdoor high-voltage vacuum circuit breaker dual-power supply isolation switch combined electrical equipment | |
| CN101013824B (en) | Automatic change-over control circuit of terminal duplicate supply | |
| CN2704914Y (en) | Automatic phase-off detecting and converting switch with double power supply | |
| CN2891241Y (en) | Three-position type manual actuating mechanism for automatic switch unit | |
| CN101996752A (en) | Transformer split-type arcless on-load tap switch | |
| CN210743822U (en) | Switching-on and switching-off mechanism of dual-power transfer switch | |
| CN105632798A (en) | Changeover switch for achieving buscouple and mutually backup functions of feeding power supply | |
| CN201387852Y (en) | Mechanical interlocking device for air circuit breaker | |
| CN205753136U (en) | A kind of chassis interlocking gear and chopper | |
| CN106130165B (en) | The control circuit of automatic transfer switching electric appliance | |
| CN111081482A (en) | Electromagnetic operating mechanism of circuit breaker | |
| CN201178059Y (en) | Uninterrupted change-over switch for dual electricity power | |
| CN2891243Y (en) | Auxiliary switch for automatic switch unit | |
| CN209641581U (en) | A kind of novel double load switch interlocking mechanisms | |
| CN100545978C (en) | Automatic transfer switching electric appliance three-position type manual-operating mechanism | |
| CN101093753A (en) | Interlocking mechanism of automatic changeover switch | |
| CN101661852B (en) | Three-position conversion switch | |
| CN2736902Y (en) | Armour moving type closed AC switch cabinet | |
| CN208834924U (en) | Double power supply automatic transfer switch | |
| CN204884932U (en) | Vacuum tube switching device | |
| CN2904261Y (en) | Large current isolator and converting isolator | |
| CN2783584Y (en) | Switch device for tree branch crusher | |
| CN202549692U (en) | Interlocking device for high-voltage switch equipment | |
| CN201247740Y (en) | Three-position transfer switch | |
| CN206864345U (en) | Anti-misoperation ring main unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |