CN102543495B - Double-power automatic transfer switch - Google Patents
Double-power automatic transfer switch Download PDFInfo
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- CN102543495B CN102543495B CN201210050014.5A CN201210050014A CN102543495B CN 102543495 B CN102543495 B CN 102543495B CN 201210050014 A CN201210050014 A CN 201210050014A CN 102543495 B CN102543495 B CN 102543495B
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- main
- auxiliary
- contact
- indication piece
- mount pad
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5822—Flexible connections between movable contact and terminal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/018—Application transfer; between utility and emergency power supply
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a double-power automatic transfer switch which comprises a mounting seat, as well as a double-power contact terminal system, a switch mechanism and an operating mechanism which are arranged in the mounting seat, wherein the double-power contact terminal system comprises a main power source wire-in terminal, an auxiliary power source wire-in terminal, a load wire-out terminal, a main static contact connected with the main power source wire-in terminal, an auxiliary static contact connected with the auxiliary power source wire-in terminal, a driving contact terminal rotationally arranged on the mounting seat, and an auxiliary movable contact rotationally arranged on the mounting seat; the main power source wire-in terminal, the auxiliary power source wire-in terminal, and the load wire-out terminal are arranged at the same side end of the mounting seat; the load wire-out terminal is arranged between the main power source wire-in terminal and the auxiliary power source wire-in terminal; and the operating mechanism is arranged at the other side end of the mounting seat. According to the double-power automatic transfer switch provided by the invention, the load terminals of the normal power source and the stand-by power source are shared, so as to form an integral body part; and the structure is more reasonable and compact, the performance is comparatively better, and the conversion reliability is effectively improved.
Description
Technical field
The invention belongs to low-voltage electrical apparatus structure-design technique field, be specifically related to a kind of double power supply automatic transfer switch.
Background technology
The topmost performance index of automatic transfer switching electric appliance are short circuit making capacity, short circuit breaking capacity, electrical endurance and mechanical endurance, and device for switching Structure and Properties index effect has direct relation.The automatic transfer switching electric appliance of traditional more than 630A specification uses dual-mechanism or double electromagnet interlock, its shortcoming is adopting the quality of fit of many its each parts of complex structure of dual-mechanism its parts of transmission to require height, and break down often; Adopt double electromagnet interlock to need in debugging and maintenance the action of electromagnet power switch ability, otherwise automatic change-over just can not use.
Be the diverter switch electrical equipment of the place use that 630A electricity consumption requirement can not have a power failure both at home and abroad in rated current, great majority are all that two the omnipotent breaker switches adopted add switch controller and mechanical interlocking and form, and its design feature is: adopt two omnipotent breakers that two cabinets just must be adopted to add connection busbar between the secondary control loop of these two switches and this two cabinet.So not only uneconomical, but also waste resource, and floor space is large.
Adopt above-mentioned two kinds of duplicate supply switching modes, have certain switching effect, but unparalleled point of position also exist switching longer, in handoff procedure, have obvious interruption duration and the weak point such as easily to break down.
Summary of the invention
The object of this invention is to provide the double power supply automatic transfer switch of comparatively reasonable comparatively excellent, the effective raising switching reliability of compact, performance of a kind of structure.
The technical scheme realizing the object of the invention is: a kind of double power supply automatic transfer switch, comprises mount pad, and is arranged on duplicate supply contact system, switching mechanism and the operating mechanism on mount pad; Described duplicate supply contact system comprises main power source input terminal, auxiliary power input terminal, load outlet terminal, the main fixed contact be connected with main power source input terminal, the secondary fixed contact be connected with auxiliary power input terminal, rotates the active contact be arranged on mount pad, rotates the secondary moving contact be arranged on mount pad; Described main power source input terminal, auxiliary power input terminal, load outlet terminal are arranged on the same side of mount pad, and described load outlet terminal is arranged between main power source input terminal and auxiliary power input terminal; Described operating mechanism is arranged on another side of mount pad.
In such scheme, described switching mechanism comprise switch main shaft, be arranged on the reversing plate switched on main shaft, main transmission rotating shaft, be arranged in main transmission rotating shaft for drive initiatively contact to rotate main connecting lever assembly, main transmission assembly for interlock reversing plate and main transmission rotating shaft, auxiliary driving rotating shaft, secondary connecting lever assembly, the auxiliary transmission component for interlock reversing plate and auxiliary driving rotating shaft for driving secondary moving contact to rotate be arranged in auxiliary driving rotating shaft; Described main transmission rotating shaft and auxiliary driving rotating shaft are symmetricly set on and switch main shaft both sides; Described reversing plate is provided with main transmission hole and the auxiliary driving hole of arc; Described main transmission assembly comprises and is fixed on main transmission connecting lever in main transmission rotating shaft and the main transmission connecting rod for being connected main transmission connecting lever and reversing plate; One end and the main transmission connecting lever of described main transmission connecting rod are rotationally connected, and another side then with through a bearing pin in main transmission hole on reversing plate is connected; Described auxiliary transmission component comprises and is fixed on auxiliary transmission crank arm in auxiliary driving rotating shaft and the auxiliary driving connecting rod for auxiliary connection transmission crank arm and reversing plate; One end and the auxiliary transmission crank arm of described auxiliary driving connecting rod are rotationally connected, and another side then with through another bearing pin in auxiliary driving hole on reversing plate is connected.
In such scheme, described main connecting lever assembly comprises the main connecting lever be fixed in main transmission rotating shaft, connects the master connecting-rod of contact supporter in main connecting lever and active contact; Described secondary connecting lever assembly comprises the slave connecting rod of contact supporter in the secondary connecting lever be fixed in auxiliary driving rotating shaft, auxiliary connection connecting lever and secondary moving contact.
In such scheme, described switching mechanism also comprises main auxiliary tripping spring and pair assists tripping spring; One end of described main auxiliary tripping spring is hooked on mount pad, and the other end is hooked on main connecting lever; Described pair assists one end of tripping spring to be hooked on mount pad, and the other end is hooked on secondary connecting lever.
In such scheme, also comprise indicating mechanism, described indicating mechanism comprises rotating and is arranged on main indication piece in mount pad, for providing the master reset spring of reseting elasticity for main indication piece, rotates the secondary indication piece that is arranged in mount pad and for providing the secondary back-moving spring of reseting elasticity for secondary indication piece; Described reversing plate is provided with sliding surface; One end of described main indication piece is under the effect of master reset spring, be connected on the sliding surface of reversing plate, described main indication piece under the reset response of master reset spring and under the toggle action of reversing plate can in certain angle reciprocating rotation, the other end of described main indication piece is provided with the first sign; One end of described secondary indication piece is under the effect of secondary back-moving spring, be connected on the sliding surface of reversing plate, described secondary indication piece under the reset response of secondary back-moving spring and under the toggle action of reversing plate can in certain angle reciprocating rotation, the other end of described secondary indication piece is provided with the second sign.
In such scheme, described main indication piece and secondary indication piece are equipped with kidney-shaped hanging hole; One end of described master reset spring is hooked on mount pad, and the other end is hooked in the kidney-shaped hanging hole of main indication piece, and in the rotation process of main indication piece, from then on one end of kidney-shaped hanging hole moves to the other end; One end of described secondary back-moving spring is hooked on mount pad, and the other end is hooked in the kidney-shaped hanging hole of secondary indication piece, and in the rotation process of secondary indication piece, from then on one end of kidney-shaped hanging hole moves to the other end.
In such scheme, also comprise interlocking device; Framework and combined floodgate semiaxis is provided with in described operating mechanism; Described interlocking device comprises interlock plate, main blocking lever and duplicate invoice locking bar; The basic configuration of described interlock plate is the Y shape being provided with three flanges, and its center is rotated by bearing pin and is arranged on the framework of operating mechanism; In described interlock plate, each flange is equipped with an interlocking hole, one of them flange is located on combined floodgate semiaxis by its chain borehole jack, and another two flanges are connected by its interlocking Kong Yuzhu blocking lever or duplicate invoice locking bar; The other end of described main blocking lever is connected with main indication piece, and described duplicate invoice locking bar is connected with secondary indication piece.
In such scheme, described main indication piece is provided with between the first sign and its center of rotation at it and is provided with a main connecting axle; One end of described main blocking lever is provided with the waist-shaped hole for being connected with a flange in interlock plate, and the other end is provided with the circular hole for being connected with this main connecting axle; Described secondary indication piece is provided with between the second sign and its center of rotation at it and is provided with a secondary connecting axle; One end of described duplicate invoice locking bar is provided with the waist-shaped hole for being connected with a flange in interlock plate, and the other end is provided with the circular hole for being connected with this secondary connecting axle.
In such scheme, described duplicate supply contact system also comprises the support plate being fixed on load outlet terminal medial extremity; Described active contact and secondary moving contact include copper and move touch panel, the made contact supporter of insulating material, steel Contact Cover, trip bolt and buffer spring; One end and the described support plate of described steel Contact Cover are rotationally connected, and described dynamic touch panel to be electrically connected with load outlet terminal by being flexible coupling; Described buffer spring is arranged between contact supporter and dynamic touch panel.
In such scheme, described Contact Cover is connected with switching mechanism; Described support plate is provided with two axis holes, and described each Contact Cover is rotated and to be arranged on described support plate in a corresponding axis hole; Be provided with the locating part with arc-shaped limit face in described mount pad, described each contact supporter is provided with the limiting section with arc guide surface matched with arc-shaped limit face in described locating part.
The present invention adopts switching mechanism and the body construction of unique design, the load end of conventional power supply and stand-by power supply is shared, body part is made to become to be integrated, substantially reduce the overall dimension of switch, thus make structure of the present invention comparatively rationally compact, performance is comparatively excellent, effectively improves switching reliability.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention;
A kind of sectional structure schematic diagram that Fig. 2 is double power supply automatic transfer switch shown in Fig. 1;
Fig. 3 is a kind of structural representation of duplicate supply contact system in double power supply automatic transfer switch shown in Fig. 1;
A kind of sectional structure schematic diagram that Fig. 4 is the contact system of duplicate supply shown in Fig. 3;
Fig. 5 is a kind of structural representation of interlock plate in double power supply automatic transfer switch shown in Fig. 1;
Fig. 6 is a kind of structural representation of switching mechanism in double power supply automatic transfer switch shown in Fig. 1;
Fig. 7 is for switching a kind of structural representation of main shaft in double power supply automatic transfer switch shown in Fig. 1;
Fig. 8 is a kind of structural representation of guider in double power supply automatic transfer switch shown in Fig. 1;
A kind of end view that Fig. 9 is guider shown in Fig. 8;
Figure 10 is a kind of end view of guide plate in guider shown in Fig. 8;
Figure 11 is a kind of end view of limiting plate in guider shown in Fig. 8.
Embodiment
(embodiment 1)
Fig. 1 to Figure 11 shows a kind of embodiment of the present invention, and wherein Fig. 1 is a kind of structural representation of the present invention; A kind of sectional structure schematic diagram that Fig. 2 is double power supply automatic transfer switch shown in Fig. 1; Fig. 3 is a kind of structural representation of duplicate supply contact system in double power supply automatic transfer switch shown in Fig. 1; A kind of sectional structure schematic diagram that Fig. 4 is the contact system of duplicate supply shown in Fig. 3; Fig. 5 is a kind of structural representation of interlock plate in double power supply automatic transfer switch shown in Fig. 1; Fig. 6 is a kind of structural representation of switching mechanism in double power supply automatic transfer switch shown in Fig. 1; Fig. 7 is for switching a kind of structural representation of main shaft in double power supply automatic transfer switch shown in Fig. 1; Fig. 8 is a kind of structural representation of guider in double power supply automatic transfer switch shown in Fig. 1; A kind of end view that Fig. 9 is guider shown in Fig. 8; Figure 10 is a kind of end view of guide plate in guider shown in Fig. 8; Figure 11 is a kind of end view of limiting plate in guider shown in Figure 10.
The present embodiment is a kind of double power supply automatic transfer switch, sees Fig. 1 to Figure 11, comprises mount pad 1, and is arranged on duplicate supply contact system 2, switching mechanism 3 and the operating mechanism 4 on mount pad 1; Described duplicate supply contact system 2 comprises main power source input terminal 21, auxiliary power input terminal 22, load outlet terminal 23, the main fixed contact 24 be connected with main power source input terminal 21, the secondary fixed contact 25 be connected with auxiliary power input terminal 22, rotates the active contact 26A be arranged on mount pad 1, rotates the secondary moving contact 26B be arranged on mount pad 1; Described main power source input terminal 21, auxiliary power input terminal 22, load outlet terminal 23 are arranged on the same side of mount pad 1, and described load outlet terminal 23 is arranged between main power source input terminal 21 and auxiliary power input terminal 22; Described operating mechanism 4 is arranged on another side of mount pad 1.
Described switching mechanism 3 comprises switching main shaft 31, be arranged on the reversing plate 32 switched on main shaft 31, main transmission rotating shaft 33, be arranged on the main connecting lever assembly 34 for driving initiatively contact 26A to rotate in main transmission rotating shaft 33, for the main transmission assembly 35 of interlock reversing plate 32 with main transmission rotating shaft 33, auxiliary driving rotating shaft 36, be arranged on the secondary connecting lever assembly 37 for driving secondary moving contact 26B to rotate in auxiliary driving rotating shaft 36, for the auxiliary transmission component 38 of interlock reversing plate 32 with auxiliary driving rotating shaft 36, described main transmission rotating shaft 33 and auxiliary driving rotating shaft 36 are symmetricly set on and switch main shaft 31 both sides, described reversing plate 32 is provided with main transmission hole 321 and the auxiliary driving hole 322 of arc, described main transmission assembly 35 comprises and is fixed on main transmission connecting lever 351 in main transmission rotating shaft 33 and the main transmission connecting rod 352 for being connected main transmission connecting lever 351 and reversing plate 32, one end and the main transmission connecting lever 351 of described main transmission connecting rod 352 are rotationally connected, and another side then with through a bearing pin in main transmission hole 321 on reversing plate 32 is connected, described auxiliary transmission component 38 comprises and is fixed on auxiliary transmission crank arm 381 in auxiliary driving rotating shaft 36 and for the auxiliary driving connecting rod 382 of auxiliary connection transmission crank arm 381 with reversing plate 32, one end and the auxiliary transmission crank arm 381 of described auxiliary driving connecting rod 382 are rotationally connected, and another side then with through another bearing pin in auxiliary driving hole 322 on reversing plate 32 is connected.
Described main connecting lever assembly 34 comprises the main connecting lever 341 be fixed in main transmission rotating shaft 33, connects the master connecting-rod 342 of contact supporter 261 in main connecting lever 341 and active contact 26A; Described secondary connecting lever assembly 37 comprises the slave connecting rod 372 of contact supporter in the secondary connecting lever 371 be fixed in auxiliary driving rotating shaft 36, auxiliary connection connecting lever 371 and secondary moving contact 26B.
Described switching mechanism 3 also comprises main auxiliary tripping spring 391 and pair assists tripping spring 392; One end of described main auxiliary tripping spring 391 is hooked on mount pad 1, and the other end is hooked on main connecting lever 341; Described pair assists one end of tripping spring 392 to be hooked on mount pad 1, and the other end is hooked on secondary connecting lever.
Also comprise indicating mechanism 5, described indicating mechanism 5 comprises rotating and is arranged on main indication piece 51 in mount pad 1, for providing the master reset spring 52 of reseting elasticity for main indication piece 51, rotates the secondary indication piece 53 that is arranged in mount pad 1 and for providing the secondary back-moving spring 54 of reseting elasticity for secondary indication piece 53; Described reversing plate 32 is provided with sliding surface 323; One end of described main indication piece 51 is under the effect of master reset spring 52, be connected on the sliding surface 323 of reversing plate 32, described main indication piece 51 under the reset response of master reset spring 52 and under the toggle action of reversing plate 32 can in certain angle reciprocating rotation, the other end of described main indication piece 51 is provided with the first sign 511; One end of described secondary indication piece 53 is under the effect of secondary back-moving spring 54, be connected on the sliding surface 323 of reversing plate 32, described secondary indication piece 53 under the reset response of secondary back-moving spring 54 and under the toggle action of reversing plate 32 can in certain angle reciprocating rotation, the other end of described secondary indication piece 53 is provided with the second sign 531.
Described main indication piece 51 and secondary indication piece 53 are equipped with kidney-shaped hanging hole 55; One end of described master reset spring 52 is hooked on mount pad 1, and the other end is hooked in the kidney-shaped hanging hole 55 of main indication piece 51, and in the rotation process of main indication piece 51, from then on one end of kidney-shaped hanging hole 55 moves to the other end; One end of described secondary back-moving spring 54 is hooked on mount pad 1, and the other end is hooked in the kidney-shaped hanging hole 55 of secondary indication piece 53, and in the rotation process of secondary indication piece 53, from then on one end of kidney-shaped hanging hole 55 moves to the other end.
Also comprise interlocking device 7; Framework 41 and combined floodgate semiaxis 42 is provided with in described operating mechanism 4; Described interlocking device 7 comprises interlock plate 71, main blocking lever 72 and duplicate invoice locking bar 73; The basic configuration of described interlock plate 71 is the Y shapes being provided with three flanges 711, and its center is rotated by bearing pin and is arranged on the framework 41 of operating mechanism 4; In described interlock plate 71, each flange 711 is equipped with an interlocking hole 712, one of them flange 711 is located on combined floodgate semiaxis 42 by its chain borehole jack, and another two flanges 711 are connected with main blocking lever 72 or duplicate invoice locking bar 73 by its interlocking hole 712; The other end of described main blocking lever 72 is connected with main indication piece 51, and described duplicate invoice locking bar 73 is connected with secondary indication piece 53.
Described main indication piece 51 is provided with between the first sign 511 and its center of rotation at it and is provided with a main connecting axle 512; One end of described main blocking lever 72 is provided with the waist-shaped hole for being connected with a flange 711 in interlock plate 71, and the other end is provided with the circular hole for being connected with this main connecting axle 512; Described secondary indication piece 53 is provided with between the second sign 531 and its center of rotation at it and is provided with a secondary connecting axle 532; One end of described duplicate invoice locking bar 73 is provided with the waist-shaped hole for being connected with a flange 711 in interlock plate 71, and the other end is provided with the circular hole for being connected with this secondary connecting axle 532.
Described duplicate supply contact system 2 also comprises the support plate 28 being fixed on load outlet terminal 23 medial extremity; Described active contact 26A and secondary moving contact 26B includes copper and moves touch panel 261, the made contact supporter 262 of insulating material, steel Contact Cover 263, trip bolt 264 and buffer spring 265; One end and the described support plate 28 of described steel Contact Cover 263 are rotationally connected, and described dynamic touch panel 261 to be electrically connected with load outlet terminal 23 by being flexible coupling; Described buffer spring 265 is arranged between contact supporter 262 and dynamic touch panel 261.
Described Contact Cover 263 is connected with switching mechanism; Described support plate 28 is provided with two axis holes 281, and described each Contact Cover 263 is rotated and to be arranged on described support plate 28 in a corresponding axis hole 281; Be provided with the locating part 11 with arc-shaped limit face 111 in described mount pad 1, described each contact supporter 262 is provided with the limiting section 2621 with arc guide surface matched with arc-shaped limit face 111 in described locating part 11.
Also comprise guider 8; Described switching main shaft 31 is provided with two guiding connecting levers 311 and rotates the intermediate rotary shaft 100 be arranged on two guiding connecting levers 311; Described guider 8 comprises support 81, be arranged on two of the support 81 two side ends guide plates 82 being provided with slide opening 821, be arranged on support 81 two side ends and the limiting plate 83, two that between two guide plates 82 two are provided with spacing hole 831 is provided with fairlead 84, two guiding tooth cover 85, intermediate sleeve, 86, two brake springs 87, axis of guide 88, two commutation springs 89 of plate 841 and three for locating the locating shaft 80 of commutation spring 89; Described intermediate rotary shaft 100 is through the slide opening 821 of each guide plate 82 and the spacing hole 831 of each limiting plate 83.
Described each guiding tooth cover 85 is axially arranged with axis hole 851 along it, and one end of described each guiding tooth cover 85 is fixed on one end away from switching main shaft 31 of guide plate 82, and other end end face is provided with friction teeth 852; The two ends of the described axis of guide 88 are arranged in the axis hole 851 of two guiding tooth covers 85; Each fairlead 84 is set on the axis of guide 88, and overlaps 85 with the tooth that leads and adjacent to arrange, and described each guiding tooth cover 85 is provided with clutch tooth 841 on one end of its adjacent corresponding guiding tooth cover 85, and the other end is provided with two breach 842 with the hypotenuse that leads; Described intermediate sleeve 86 between two fairleads 84, and is fixed on the axis of guide 88, and the two side ends of described intermediate sleeve 86 is respectively provided with the boss 861 that two have guiding hypotenuse, and described boss 861 matches with the breach 842 on fairlead 84; Described each brake spring 87 is arranged on each fairlead 84 and a lead tooth corresponding to it overlaps between 85, and described fairlead 84 makes its clutch tooth 841 and guiding tooth overlap on 85 and leaves gap between friction teeth 852 under the top pressure effect of brake spring 87.
Each limiting plate 83 is also provided with a spacing axis hole 832 for spacing guiding tooth cover 85 and one for arranging the positioning shaft hole 833 of locating shaft 80; Described spacing hole 831 is connected to form by the circular hole 8311 of symmetrically arranged two decentraction, and described spacing hole 831 is between its positioning shaft hole 822 and spacing axis hole 832.
Each guide plate 82 is also provided with two for arranging the positioning shaft hole 822 of locating shaft 80 and one for arranging the guiding axis hole 823 of the axis of guide 88, its slide opening 821 matches with the spacing hole 831 on limiting plate 83, and the two ends of the described axis of guide 88 are through the guiding axis hole 823 on guide plate 82; Positioning shaft hole 822 on described limiting plate 83 is on guide plate 82 between two positioning shaft holes.
In three locating shafts 80, have a locating shaft 80 through positioning shaft hole 822, two locating shafts 80 on two limiting plates 83 through the corresponding positioning shaft hole 822 on two guide plates 82, and these two locating shafts 80 are also rotationally connected with the connecting lever 311 that leads separately; Each commutation spring 89 is between two guide plates 82, and its one end is positioned at and is hooked on through on the locating shaft 80 be arranged on limiting plate 83, and the other end is hooked on a locating shaft 80 being arranged on guide plate 82 respectively; Described guide plate 82 rotates to be arranged on by a cartridge clip 91 and switches on main shaft 31.
Described guide plate 82 is provided with arc shaped breach 824 at its adjacent side switching main shaft 31.
The described axis of guide 88, locating shaft 80 and intermediate rotary shaft 100 all be arranged in parallel with switching main shaft 31.
The present embodiment adopts switching mechanism and the body construction of unique design, the load end of conventional power supply and stand-by power supply is shared, body part is made to become to be integrated, substantially reduce the overall dimension of switch, thus make structure of the present invention comparatively rationally compact, performance is comparatively excellent, effectively improves switching reliability.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.
Claims (5)
1. a double power supply automatic transfer switch, comprises mount pad (1), and is arranged on duplicate supply contact system (2), switching mechanism (3) and the operating mechanism (4) on mount pad (1), it is characterized in that: described duplicate supply contact system (2) comprises main power source input terminal (21), auxiliary power input terminal (22), load outlet terminal (23), the main fixed contact (24) be connected with main power source input terminal (21), the secondary fixed contact (25) be connected with auxiliary power input terminal (22), rotates the active contact (26A) be arranged on mount pad (1), rotates the secondary moving contact (26B) be arranged on mount pad (1), described main power source input terminal (21), auxiliary power input terminal (22), load outlet terminal (23) are arranged on the same side of mount pad (1), and described load outlet terminal (23) is arranged between main power source input terminal (21) and auxiliary power input terminal (22), described operating mechanism (4) is arranged on another side of mount pad (1), described switching mechanism (3) comprises switching main shaft (31), be arranged on the reversing plate (32) switched on main shaft (31), main transmission rotating shaft (33), be arranged on the main connecting lever assembly (34) for driving initiatively contact (26A) to rotate in main transmission rotating shaft (33), for the main transmission assembly (35) of interlock reversing plate (32) with main transmission rotating shaft (33), auxiliary driving rotating shaft (36), be arranged on the secondary connecting lever assembly (37) for driving secondary moving contact (26B) to rotate in auxiliary driving rotating shaft (36), for the auxiliary transmission component (38) of interlock reversing plate (32) with auxiliary driving rotating shaft (36), described main transmission rotating shaft (33) and auxiliary driving rotating shaft (36) are symmetricly set on and switch main shaft (31) both sides, described reversing plate (32) is provided with main transmission hole (321) and auxiliary driving hole (322) of arc, described main transmission assembly (35) comprises and is fixed on main transmission connecting lever (351) in main transmission rotating shaft (33) and the main transmission connecting rod (352) for being connected main transmission connecting lever (351) and reversing plate (32), one end and the main transmission connecting lever (351) of described main transmission connecting rod (352) are rotationally connected, and another side is then connected with the bearing pin through the upper main transmission hole (321) of reversing plate (32), described auxiliary transmission component (38) comprises and is fixed on auxiliary transmission crank arm (381) in auxiliary driving rotating shaft (36) and for the auxiliary driving connecting rod (382) of auxiliary connection transmission crank arm (381) with reversing plate (32), one end and the auxiliary transmission crank arm (381) of described auxiliary driving connecting rod (382) are rotationally connected, and another side is then connected with another bearing pin through the upper auxiliary driving hole (322) of reversing plate (32), described main connecting lever assembly (34) comprises the main connecting lever (341) be fixed in main transmission rotating shaft (33), connects the master connecting-rod (342) of contact supporter (261) in main connecting lever (341) and active contact (26A), described secondary connecting lever assembly (37) comprises the slave connecting rod (372) of contact supporter in the secondary connecting lever (371) be fixed in auxiliary driving rotating shaft (36), auxiliary connection connecting lever (371) and secondary moving contact (26B), described switching mechanism (3) also comprises main auxiliary tripping spring (391) and pair assists tripping spring (392), one end of described main auxiliary tripping spring (391) is hooked on mount pad (1), and the other end is hooked on main connecting lever (341), described pair assists one end of tripping spring (392) to be hooked on mount pad (1), and the other end is hooked on secondary connecting lever, also comprise indicating mechanism (5), described indicating mechanism (5) comprises rotation and is arranged on main indication piece (51) in mount pad (1), for providing the master reset spring (52) of reseting elasticity for main indication piece (51), rotates the secondary indication piece (53) that is arranged in mount pad (1) and for providing the secondary back-moving spring (54) of reseting elasticity for secondary indication piece (53), described reversing plate (32) is provided with sliding surface (323), one end of described main indication piece (51) is under the effect of master reset spring (52), be connected on the sliding surface (323) of reversing plate (32), described main indication piece (51) under the reset response of master reset spring (52) and under the toggle action of reversing plate (32) can in certain angle reciprocating rotation, the other end of described main indication piece (51) is provided with the first sign (511), one end of described secondary indication piece (53) is under the effect of secondary back-moving spring (54), be connected on the sliding surface (323) of reversing plate (32), described secondary indication piece (53) under the reset response of secondary back-moving spring (54) and under the toggle action of reversing plate (32) can in certain angle reciprocating rotation, the other end of described secondary indication piece (53) is provided with the second sign (531).
2. double power supply automatic transfer switch according to claim 1, is characterized in that: described main indication piece (51) and secondary indication piece (53) are equipped with kidney-shaped hanging hole (55); One end of described master reset spring (52) is hooked on mount pad (1), the other end is hooked in the kidney-shaped hanging hole (55) of main indication piece (51), and in the rotation process of main indication piece (51), from then on one end of kidney-shaped hanging hole (55) moves to the other end; One end of described secondary back-moving spring (54) is hooked on mount pad (1), the other end is hooked in the kidney-shaped hanging hole (55) of secondary indication piece (53), and in the rotation process of secondary indication piece (53), from then on one end of kidney-shaped hanging hole (55) moves to the other end.
3. double power supply automatic transfer switch according to claim 2, is characterized in that: also comprise interlocking device (7); Framework (41) and combined floodgate semiaxis (42) is provided with in described operating mechanism (4); Described interlocking device (7) comprises interlock plate (71), main blocking lever (72) and duplicate invoice locking bar (73); The basic configuration of described interlock plate (71) is the Y shape being provided with three flanges (711), and its center is rotated by bearing pin and is arranged on the framework (41) of operating mechanism (4); In described interlock plate (71), each flange (711) is equipped with interlocking hole (712), one of them flange (711) is located on combined floodgate semiaxis (42) by its chain borehole jack, and another two flanges (711) are connected with main blocking lever (72) or duplicate invoice locking bar (73) by its interlocking hole (712); The other end of described main blocking lever (72) is connected with main indication piece (51), and described duplicate invoice locking bar (73) is connected with secondary indication piece (53).
4. double power supply automatic transfer switch according to claim 1, is characterized in that: described duplicate supply contact system (2) also comprises the support plate (28) being fixed on load outlet terminal (23) medial extremity; Described active contact (26A) and secondary moving contact (26B) include copper and move touch panel (261), the made contact supporter of insulating material (262), steel Contact Cover (263), trip bolt (264) and buffer spring (265); One end and the described support plate (28) of described steel Contact Cover (263) are rotationally connected, and described dynamic touch panel (261) to be electrically connected with load outlet terminal (23) by being flexible coupling; Described buffer spring (265) is arranged between contact supporter (262) and dynamic touch panel (261).
5. double power supply automatic transfer switch according to claim 4, is characterized in that: described Contact Cover (263) is connected with switching mechanism; Described support plate (28) is provided with two axis holes (281), and the rotation of described each Contact Cover (263) is arranged in the upper corresponding axis hole (281) of described support plate (28); Be provided with the locating part (11) with arc-shaped limit face (111) in described mount pad (1), described each contact supporter (262) is provided with the limiting section (2621) with arc guide surface matched with arc-shaped limit face (111) in described locating part (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210050014.5A CN102543495B (en) | 2012-02-29 | 2012-02-29 | Double-power automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN102543495B true CN102543495B (en) | 2015-07-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103681025B (en) * | 2012-08-30 | 2016-06-01 | 上海电科电器科技有限公司 | Transfer switching equipment |
| CN106356219A (en) * | 2015-04-27 | 2017-01-25 | 苏州贝腾特电子科技有限公司 | Intelligent switching power switch |
| CN110534367A (en) * | 2018-05-25 | 2019-12-03 | 江苏大全凯帆开关有限公司 | A kind of frame integral type dual power supply |
| CN110797220B (en) * | 2018-12-25 | 2021-09-17 | 广东亮检科技有限公司 | Dual-power switch electric appliance mechanism |
| CN112992564B (en) * | 2019-12-17 | 2023-11-28 | 北京京人电器有限公司 | Phase change switch |
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| CN2829053Y (en) * | 2005-09-14 | 2006-10-18 | 上海华通电气有限公司 | Operation mechanism of automatic power supply changeover switch |
| US7402766B1 (en) * | 2007-04-10 | 2008-07-22 | Jonas Jeffrey J | Panel transfer switch |
| CN100545971C (en) * | 2006-08-18 | 2009-09-30 | 宁波奇乐电器实业总公司 | Automatic transfer switching electric appliance |
| CN101763959A (en) * | 2010-01-06 | 2010-06-30 | 成峰 | Transfer mechanism of transfer switch equipment (TSE) |
| CN202443868U (en) * | 2012-02-29 | 2012-09-19 | 环宇集团有限公司 | Dual-power automatic transfer switch |
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| CN2829053Y (en) * | 2005-09-14 | 2006-10-18 | 上海华通电气有限公司 | Operation mechanism of automatic power supply changeover switch |
| CN100545971C (en) * | 2006-08-18 | 2009-09-30 | 宁波奇乐电器实业总公司 | Automatic transfer switching electric appliance |
| US7402766B1 (en) * | 2007-04-10 | 2008-07-22 | Jonas Jeffrey J | Panel transfer switch |
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| CN202443868U (en) * | 2012-02-29 | 2012-09-19 | 环宇集团有限公司 | Dual-power automatic transfer switch |
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