CN105679574A - Dual-power source automatic change-over switch - Google Patents
Dual-power source automatic change-over switch Download PDFInfo
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- CN105679574A CN105679574A CN201610191560.9A CN201610191560A CN105679574A CN 105679574 A CN105679574 A CN 105679574A CN 201610191560 A CN201610191560 A CN 201610191560A CN 105679574 A CN105679574 A CN 105679574A
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- binding post
- road binding
- wiring terminal
- load wiring
- road
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- Electromagnetism (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention provides a dual-power source automatic change-over switch. The dual-power source automatic change-over switch comprises a shell, a control box and a switch group; the switch group comprises a plurality of static contact assemblies and a plurality of moving contacts corresponding to the static contact assemblies; each static contact assembly includes a load binding post, a I-path binding post and an II-path binding post; each moving contact is arranged among the load binding post, the I-path binding post and the II-path binding post of a corresponding static contact assembly rotationally through a rotation shaft; each moving contact is at least provided with two moving contacting points which are in electric connection; and the moving contact rotates forwards and reversely under the control of the control box, so that two moving contacting points of the moving contacting points on the moving contact can conductively contact with the load binding post, the I-path binding post and the II-path binding post selectively, or conductively contact with the load binding post and the II-path binding post correspondingly. Since structural design is optimized, the safety performance of electric equipment is improved, and the stability of the automatic change-over function of the dual-power source automatic change-over switch is guaranteed.
Description
Technical field
The present invention relates to power switch field, particularly relate to a kind of double power supply automatic transfer switch.
Background technology
Double power supply automatic transfer switch is suitable in electric power system, it is made up of one or several transfer switching equipment and other required electrical equipment, for detecting power circuit, and each one or more load circuits are automatically switched to from a power supply electrical equipment of another power supply. When main electricity breaks down or has a power failure, automatically engage on stand-by power supply by double power supply automatic transfer switch, so that equipment remains able to properly functioning, thus both it had been avoided that trouble power powered to the load, can reliably select again qualified power supply to put into normal operation, with guarantee main loads continuously, reliability service. Dual-power transfer switch is generally made up of Switch main body and controller, wherein, Switch main body is divided into integral type and two kinds of frame modes of chopper, wherein, double power supply automatic transfer switch is integral type structure, is also called bikini automatic switching control equipment, and its wiring is two road power supplys, a conventional road, one road is standby, standby each other. Traditional bikini automatic switching control equipment is generally combined by two catalysts or chopper or load-break switch, generally individually between two Switch main bodies is provided with electric interlock and mechanical interlocking, to prevent two power supplys to be in parallel.
At present, shift actuating member in double power supply automatic transfer switch is all the mechanical chain actuating device adopting handle and cam mechanism, manufacturing and fixing error due to the shift actuating member of double power supply automatic transfer switch and Switch main body, make double power supply automatic transfer switch in start transformation process, the action handle opening-closing of shift actuating member is not in place, and then had a strong impact on the job stability of double power supply automatic transfer switch, the situation that electric interlock and mechanical interlocking lost efficacy is caused to occur, the state of two different electrical power parallel runnings is there will be time serious, thus causing load equipment scaling loss.
Summary of the invention
For this, the technical problem to be solved in the present invention is in that the technological deficiency of the functional lability overcoming existing double power supply automatic transfer switch to bring because of structure complexity, thus providing the double power supply automatic transfer switch that a kind of functional stabilization is good.
To achieve these goals, the present invention provides a kind of double power supply automatic transfer switch, including:
Housing;
Control chamber, installs on the housing; And
Switches set, including the some static contact components being installed on described housing and several moving contacts corresponding, each described static contact component includes load wiring terminal, I road binding post and II road binding post, each described moving contact is rotatably provided in the described load wiring terminal of the described static contact component of correspondence by rotating shaft, between I road binding post and II road binding post, each described moving contact at least has the movable contact of two electrical connections, and described moving contact under the control of described control chamber just, opposite direction rotates, make wherein two movable contacts on described moving contact selectively with described load wiring terminal, described I road binding post correspondence is connected, or corresponding with described load wiring terminal and described II road binding post connect.
As preferably, described moving contact has three movable contacts, three T-shaped settings of described movable contact, described load wiring terminal, I road binding post and II road binding post are arranged in " product " word structure, and described I road binding post, load wiring terminal office are in the both sides of described II road binding post.
As preferably, described housing includes pedestal and covers the enclosing cover on described pedestal, the transversely arranged side being arranged on described pedestal of described load wiring terminal, described I road binding post corresponds to the transversely arranged opposite side being arranged on described pedestal of described load wiring terminal, described II road binding post is arranged on described outer cover corresponding to described load wiring terminal is transversely arranged, described rotating shaft axially identical with the orientation of described load wiring terminal, load wiring terminal on each vertical section, the arrangement in " product " font of I road binding post and II road binding post.
As preferably, described load wiring terminal, I road binding post are identical with the shape and structure of II road binding post, all there is the installation portion of a vertical plate-like, described installation portion is electrically connected with external circuits, one ora terminalis of described installation portion is fixedly connected with a horizontal connecting portion being parallel to this ora terminalis, one lateral margin of described connecting portion deviates from described installation portion and vertically bends the contact site extending to form a vertical shape, and described moving contact is mobilizable and described contact site is electrically connected and disconnects.
As preferably, described pedestal is rectangular-shaped, in the middle part of the rear surface of described pedestal, depression forms an accepting groove forward, described rotating shaft houses and is arranged in described accepting groove, the relative two side of described accepting groove is provided with some first mounting grooves corresponding to described load wiring terminal and the described I road vertical opens outward of binding post, described first mounting groove outwards runs through described pedestal backward, described load wiring terminal is corresponding with the described installation portion of described I road binding post to be arranged in described first mounting groove, the contact site of described load wiring terminal and described I road binding post stretches in described accepting groove.
As preferably, the bottom land setting-in of each described first mounting groove is provided with some setting-in round nuts, described load wiring terminal offers some through holes with the described installation portion of described I road binding post corresponding to the described setting-in round nut in described first mounting groove is corresponding, and is fixedly mounted in described first mounting groove by the cooperation of screw, packing ring and described setting-in round nut.
As preferably, described enclosing cover covers on described pedestal, and form the host cavity of a hollow with described pedestal, the rear surface of described enclosing cover is provided with some second mounting grooves corresponding to described II road binding post, and the medial wall of described second mounting groove inwardly offers a perforate being connected with described host cavity;The described installation portion of described II road binding post is arranged in described second mounting groove through described perforate collecting, and the contact site of described II road binding post stretches in described host cavity.
As preferably, in described rotating shaft, fixed cover is provided with some knife rests, and each described knife rest offers draw-in groove along the radial direction of described rotating shaft; Each described moving contact correspondence is fixedly mounted on described knife rest, described moving contact includes the T-shaped blade of two panels and the T-shaped springs of two panels, springs described in two panels is arranged on the both sides of blade described in two, described blade and described springs and is inlayed by rivet and be fixed in described draw-in groove.
As preferably, electric control operation mechanism it is provided with in described control chamber, described electric control operation mechanism is connected with one end of described rotating shaft, to control the rotating of described rotating shaft, the outer surface of described control chamber is provided with the status indicator for deciliter state and the sign of described rotating shaft position, I road power supply and the power supply folding of II road indicating described moving contact and the switching switch between manual mode and automatic mode.
As deformation, described moving contact has two movable contacts, and in 120 degree of angles between two described movable contacts, described load wiring terminal, I road binding post and II road binding post are that equilateral triangle structure is arranged, and the center of rotation of described moving contact is positioned at the center of this equilateral triangle.
As deformation, described moving contact can be the Y-shaped structure with three described movable contacts, and the described load wiring terminal of described static contact component, I road binding post and II road binding post are " product " word or y-type structure layout.
Double power supply automatic transfer switch provided by the invention has the advantage that
1. owing to each described moving contact is rotatably provided in the described load wiring terminal of described static contact component of correspondence by rotating shaft, between I road binding post and II road binding post, each described moving contact at least has the movable contact of two electrical connections, and described moving contact under the control of described control chamber just, opposite direction rotates, make wherein two movable contacts on described moving contact selectively with described load wiring terminal, described I road binding post correspondence is connected, or corresponding with described load wiring terminal and described II road binding post connect, by simple and reliable bar linkage structure design, avoid being also turned on of described moving contact and I road binding post and II road binding post, namely the state of two different electrical power parallel runnings is avoided the occurrence of, thus optimizing structural design, improve the security performance of electric equipment, ensure that the stability of the auto-conversion function of described double power supply automatic transfer switch.
2. by adopting described moving contact to have three movable contacts, three T-shaped settings of described movable contact, described load wiring terminal, I road binding post and II road binding post are arranged in " product " word structure, and described I road binding post, load wiring terminal office is in the both sides of described II road binding post, and then when moving contact rotating, can realize wherein two movable contacts on described moving contact selectively with described load wiring terminal, described I road binding post correspondence is connected, or corresponding with described load wiring terminal and described II road binding post connect, to ensure at moving contact when open position, blade is not in electrical contact with static contact component, and then obtain the double-breakpoint structure simultaneously switched off, enable described double power supply automatic transfer switch quickly break-make.
3. by by transversely arranged for the described load wiring terminal side being arranged on described pedestal, described I road binding post corresponds to the transversely arranged opposite side being arranged on described pedestal of described load wiring terminal, described II road binding post is arranged on described outer cover corresponding to described load wiring terminal is transversely arranged, described rotating shaft axially identical with the orientation of described load wiring terminal, and then achieve the load wiring terminal on each vertical section, I road binding post and II road binding post and arrange in " product " font; Simultaneously, when described double power supply automatic transfer switch is arranged on wall, I road binding post and II road binding post are all in the top of described housing 11, and load wiring terminal is in the bottom of described housing 11, and then meet switch designs upper entering and lower leaving, it is simple to wiring.
4. load wiring terminal described in, I road binding post is identical with the shape and structure of II road binding post, all there is the installation portion of a vertical plate-like, described installation portion is electrically connected with external circuits, one ora terminalis of described installation portion is fixedly connected with a horizontal connecting portion being parallel to this ora terminalis, one lateral margin of described connecting portion deviates from described installation portion and vertically bends the contact site extending to form a vertical shape, described moving contact is mobilizable and described contact site is electrically connected and disconnects, and then achieve switching on and off of each road circuit, thus ensure that described moving contact and the realization of static contact component function.
5. by arranging the accepting groove and the first mounting groove housing the described rotating shaft of installation on described pedestal, described load wiring terminal is corresponding with the described installation portion of described I road binding post to be arranged in described first mounting groove, the contact site of described load wiring terminal and described I road binding post stretches in described accepting groove, so achieve the installation on described pedestal of described load wiring terminal and described I road binding post and with moving contact in electrical contact in described pedestal.
6. by being provided with setting-in round nut at the bottom land of described first mounting groove setting-in, the described installation portion of described load wiring terminal and described I road binding post offers some through holes corresponding to the described dress round nut in described first mounting groove, and then by the cooperation of screw, packing ring and described setting-in round nut, improve described load wiring terminal and described I road binding post assemble stable on described pedestal.
7. by arranging the second mounting groove described outer covering, the medial wall of described second mounting groove inwardly offers a perforate being connected with described host cavity, the described installation portion of described II road binding post is arranged in described second mounting groove through described perforate collecting, the contact site of described II road binding post stretches in described host cavity, and then make easy for installation, the accurate positioning of described II road binding post, also achieve described II road binding post and moving contact in electrical contact in described pedestal simultaneously.
8. due in described rotating shaft fixed cover be provided with some knife rests, each described knife rest offers draw-in groove along the radial direction of described rotating shaft, each described moving contact is fixedly mounted on described knife rest, described moving contact includes the T-shaped blade of two panels and the T-shaped springs of two panels, described blade and described springs are inlayed by rivet and are fixed in described draw-in groove, and then it is more firm to make described moving contact install, simultaneously, springs described in two panels is arranged on the both sides of blade described in two, and then provide the contact pressure between blade and static contact component, ensure that the realization of electricity connection function between the two.
9. owing to being provided with electric control operation mechanism in described control chamber, described electric control operation mechanism is connected with one end of described rotating shaft, to control the rotating of described rotating shaft, and then ensure that the realization of described moving contact rotating function in described rotating shaft, thus having reached the purpose of permutator; Simultaneously, by being provided with the status indicator for deciliter state and the sign of rotating shaft position, I road power supply and the power supply folding of II road indicating moving contact at the outer surface of described control chamber, and the switching switch before manual mode and automatic mode, and then achieved the automation function of described double power supply automatic transfer switch by man machine interface.
10. owing to described moving contact has two movable contacts, and in 120 degree of angles between two described movable contacts, described load wiring terminal, I road binding post and II road binding post are that equilateral triangle structure is arranged, and the center of rotation of described moving contact is positioned at the center of this equilateral triangle, and then by the rotating of rational layout design and moving contact, can realize two movable contacts on described moving contact selectively with described load wiring terminal, described I road binding post correspondence is connected, or corresponding with described load wiring terminal and described II road binding post connect.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the specific embodiment of the invention, below according to specific embodiments of the invention and in conjunction with accompanying drawing, invention is described in further detail.
Fig. 1 is the front view of double power supply automatic transfer switch of the present invention.
Fig. 2 is a kind of embodiment of double power supply automatic transfer switch shown in Fig. 1 left view along A-A cutting.
Fig. 3 is the schematic diagram that the moving contact of double power supply automatic transfer switch shown in Fig. 2 is in open position.
Fig. 4 is the schematic diagram of the II road power on of double power supply automatic transfer switch shown in Fig. 2.
Fig. 5 is the schematic diagram of the moving contact of double power supply automatic transfer switch shown in Fig. 2.
Fig. 6 is the front view of each binding post in the static contact component of double power supply automatic transfer switch shown in Fig. 2.
Fig. 7 is the left view of each binding post partial cutaway in the static contact component of double power supply automatic transfer switch shown in Fig. 6.
Fig. 8 is double power supply automatic transfer switch another embodiment shown in Fig. 1 along the left view of A-A cutting.
In figure, each description of reference numerals is as follows.
1-housing; 11-pedestal; 111-accepting groove; 112-the first mounting groove; 113-is embedded in round nut;
12-enclosing cover; 121-host cavity; 122-the second mounting groove; 2-control chamber; 31-rotating shaft;
32-moving contact; 321-blade; 322-springs; 331-load wiring terminal;
332-I road binding post; 333-II road binding post; 334-installation portion; 335-connecting portion;
336-contact site; 337-through hole; 338-screw; 339-packing ring; 34-knife rest; 341-rivet.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described embodiment is a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on " D score, " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of the description present invention and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In describing the invention, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in the present invention.
As long as just can be combined with each other additionally, technical characteristic involved in invention described below difference embodiment does not constitute conflict each other.
Embodiment 1
Refer to Fig. 1 to Fig. 8, the double power supply automatic transfer switch that the present embodiment provides, including:
Housing 1;
Control chamber 2, is arranged on described housing 1; And
Switches set, including the some static contact components being installed on described housing 1 and several moving contacts 32 corresponding, each described static contact component includes load wiring terminal 331, I road binding post 332 and II road binding post 333, each described moving contact 32 is rotatably provided in the described load wiring terminal 331 of the described static contact component of correspondence by rotating shaft 31, between I road binding post 332 and II road binding post 333, each described moving contact 32 at least has the movable contact of two electrical connections, and described moving contact 32 under the control of described control chamber 2 just, opposite direction rotates, make wherein two movable contacts on described moving contact 32 selectively with described load wiring terminal 331, described I road binding post 332 is corresponding to be connected, or corresponding with described load wiring terminal 331 and described II road binding post 333 connect.
Above-mentioned double power supply automatic transfer switch, due to described moving contact 32 under the control of described control chamber 2 just, opposite direction rotates, make wherein two movable contacts on described moving contact 32 selectively with described load wiring terminal 331, described I road binding post 332 is corresponding to be connected, or corresponding with described load wiring terminal 331 and described II road binding post 333 connect, by simple and reliable bar linkage structure design, avoid being also turned on of described moving contact 32 and I road binding post 332 and II road binding post 333, namely the state of two different electrical power parallel runnings is avoided the occurrence of, thus optimizing structural design, improve the security performance of electric equipment, ensure that the stability of the auto-conversion function of described double power supply automatic transfer switch.
As preferred embodiment, described rotating shaft 31 is fixedly connected with back-up ring (not shown), and then described rotating shaft 31 is positioned between pedestal 11 and enclosing cover 12.
As preferred embodiment, described dual power supply automatically converts switch and is additionally provided with arc-extinguish chamber (not shown), and then enables the electric arc of generation effectively to be absorbed by arc-extinguish chamber.
As preferred embodiment, described moving contact 32 has three described movable contacts, three T-shaped settings of described movable contact, described load wiring terminal 331, I road binding post 332 and II road binding post 333 are arranged in " product " word structure, and described I road binding post 332, load wiring terminal 331 office are in the both sides of described II road binding post 333. And then when moving contact 32 rotating, can realize that wherein two movable contacts on described moving contact 32 are corresponding with described load wiring terminal 331, described I road binding post selectively connects 332, or corresponding with described load wiring terminal 331 and described II road binding post 333 connect, as shown in Figure 2 and Figure 4.
As shown in Figure 3, the described moving contact 32 of the double power supply automatic transfer switch of the present embodiment is when open position, blade 321 is not in electrical contact with static contact component, and then obtains the double-breakpoint structure simultaneously switched off, and enables described double power supply automatic transfer switch quickly break-make. Meanwhile, the arc energy being parallel to each other of generation is effectively absorbed by described arc-extinguish chamber.
As preferred embodiment, described housing includes pedestal 11 and covers the enclosing cover 12 on described pedestal 11, the transversely arranged side being arranged on described pedestal 11 of described load wiring terminal 331, described I road binding post 332 is corresponding to the transversely arranged opposite side being arranged on described pedestal 11 of described load wiring terminal 331, described II road binding post 333 is arranged on described enclosing cover 12 corresponding to described load wiring terminal 331 is transversely arranged, described rotating shaft 31 axially identical with the orientation of described load wiring terminal 331, load wiring terminal 331 on each vertical section, the arrangement in " product " font of I road binding post 332 and II road binding post 333. when described double power supply automatic transfer switch is arranged on wall, I road binding post 332 and II road binding post 333 are all in the top of described housing 11, and load wiring terminal 331 is in the bottom of described housing 11, and then meet switch designs upper entering and lower leaving, it is simple to wiring.
As preferred embodiment, as shown in Figure 5 and Figure 6, described load wiring terminal 331, I road binding post 332 is identical with the shape and structure of II road binding post 333, all there is the installation portion 334 of a vertical plate-like, described installation portion 334 is electrically connected with external circuits, one ora terminalis of described installation portion 334 is fixedly connected with a horizontal connecting portion 335 being parallel to this ora terminalis, one lateral margin of described connecting portion 335 deviates from described installation portion 334 and vertically bends the contact site 336 extending to form a vertical shape, described moving contact 32 is mobilizable and described contact site 336 is electrically connected and disconnects. and then achieve switching on and off of each road circuit, thus ensure that the realization of described moving contact 32 and static contact component function.
As preferred embodiment, as depicted in figs. 1 and 2, described pedestal 11 is in rectangular-shaped, in the middle part of the rear surface of described pedestal 11, depression forms an accepting groove 111 forward, described rotating shaft 31 houses and is arranged in described accepting groove 111, the relative two side of described accepting groove 111 is provided with some first mounting grooves 112 corresponding to described load wiring terminal 331 and the vertical opens outward of described I road binding post 332, described first mounting groove 112 outwards runs through described pedestal 11 backward, described installation portion 334 correspondence of described load wiring terminal 331 and described I road binding post 332 is arranged in described first mounting groove 112, the contact site 336 of described load wiring terminal 331 and described I road binding post 332 stretches in described accepting groove 111. and then achieve the installation on described pedestal 11 of described load wiring terminal 331 and described I road binding post 332 and with moving contact 32 in electrical contact in described pedestal 11.
As preferred embodiment, the bottom land setting-in of each described first mounting groove 112 is provided with some setting-in round nuts 113, the described installation portion 334 of described load wiring terminal 331 and described I road binding post 332 offers some through holes 337 corresponding to the described setting-in round nut 113 in described first mounting groove 112, and is fixedly mounted in described first mounting groove 112 by the cooperation of screw 338, packing ring 339 and described setting-in round nut 113.Thus improve described load wiring terminal 331 and the described I road binding post 332 assemble stable on described pedestal 11.
As preferred embodiment, described enclosing cover 12 covers on described pedestal 11, and form the host cavity 121 of a hollow with described pedestal 11, the rear surface of described enclosing cover 12 is provided with some second mounting grooves 122 corresponding to described II road binding post 333, and the medial wall of described second mounting groove 122 inwardly offers a perforate being connected with described host cavity 121; The described installation portion 334 of described II road binding post 333 is arranged in described second mounting groove 122 through described perforate collecting, and the contact site 336 of described II road binding post 333 stretches in described host cavity 121. And then make easy for installation, the accurate positioning of described II road binding post 333, also achieve described II road binding post 333 and moving contact 32 in electrical contact in described pedestal 11 simultaneously.
As preferred embodiment, as shown in Figure 2 and Figure 7, in described rotating shaft 31, fixed cover is provided with some knife rests 34, and described knife rest 34 is plastic cement insulating part, and each described knife rest 34 offers draw-in groove along the radial direction of described rotating shaft 31; Each described moving contact 32 correspondence is fixedly mounted on described knife rest 34, described moving contact 32 includes the T-shaped blade of two panels 321 and the T-shaped springs 322 of two panels, springs 322 described in two panels is arranged on the both sides of blade 321 described in two, and described blade 321 and described springs 322 are inlayed by rivet 341 and be fixed in described draw-in groove. And then it is more firm to make described moving contact 32 install, meanwhile, springs 322 described in two panels is arranged on the both sides of blade 321 described in two, and then provides the contact pressure between blade 321 and static contact component, it is ensured that the realization of electricity connection function between the two.
As preferred embodiment, described blade 321 is the copper plate of T-shape structure.
As preferred embodiment, as shown in Figure 1, it is provided with electric control operation mechanism in described control chamber 2, described electric control operation mechanism is connected with one end of described rotating shaft 31, to control the rotating of described rotating shaft 31, the outer surface of described control chamber 2 is provided with the status indicator for deciliter state and the sign of described rotating shaft 31 position, I road power supply and the power supply folding of II road indicating described moving contact 32 and the switching switch between manual mode and automatic mode. While reaching the purpose of permutator, achieved the automation function of described double power supply automatic transfer switch by man machine interface.
Embodiment as deformation, as shown in Figure 8, described moving contact 32 has two movable contacts, and in 120 degree of angles between two described movable contacts, described load wiring terminal 331, I road binding post 332 and II road binding post 333 are arranged in equilateral triangle structure, and the center of rotation of described moving contact 32 is positioned at the center of this equilateral triangle. And then by the rotating of rational layout design and moving contact 32, can realize that two movable contacts on described moving contact 32 are corresponding with described load wiring terminal 331, described I road binding post 332 selectively to be connected, or connection corresponding to described load wiring terminal 331 and described II road binding post 333.
Embodiment as deformation, described moving contact 32 can be the Y-shaped structure with three described movable contacts, and the described load wiring terminal 331 of described static contact component, I road binding post 332 and II road binding post 333 are " product " word or y-type structure layout.And then positive and negative direction under the control of described control chamber 2 rotates by rational layout design and described moving contact 32, make that wherein two movable contacts on described moving contact 32 are corresponding with described load wiring terminal 331, described I road binding post 332 selectively to be connected, or connection corresponding to described load wiring terminal 331 and described II road binding post 333.
Obviously, above-described embodiment is only for clearly demonstrating example, and is not the restriction to embodiment. For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description. Here without also cannot all of embodiment be given exhaustive. And the apparent change thus extended out or variation are still among the protection domain of the invention.
Claims (11)
1. a double power supply automatic transfer switch, it is characterised in that including:
Housing (1);
Control chamber (2), is arranged on described housing (1); And
Switches set, including the some static contact components being installed on described housing (1) and several moving contacts corresponding (32), each described static contact component includes load wiring terminal (331), I road binding post (332) and II road binding post (333), each described moving contact (32) is rotatably provided in the described load wiring terminal (331) of the described static contact component of correspondence by rotating shaft (31), between I road binding post (332) and II road binding post (333), each described moving contact (32) at least has the movable contact of two electrical connections, and described moving contact (32) under the control of described control chamber (2) just, opposite direction rotates, make wherein two movable contacts on described moving contact (32) selectively with described load wiring terminal (331), described I road binding post (332) is corresponding connects, or corresponding with described load wiring terminal (331) and described II road binding post (333) connect.
2. double power supply automatic transfer switch according to claim 1, it is characterized in that: described moving contact (32) has three described movable contacts, three T-shaped settings of described movable contact, described load wiring terminal (331), I road binding post (332) and II road binding post (333) are arranged in " product " word structure, and described I road binding post (332), load wiring terminal (331) office are in the both sides of described II road binding post (333).
3. double power supply automatic transfer switch according to claim 2, it is characterized in that: described housing includes pedestal (11) and the enclosing cover (12) covering on described pedestal (11), the transversely arranged side being arranged on described pedestal (11) of described load wiring terminal (331), described I road binding post (332) is corresponding to the transversely arranged opposite side being arranged on described pedestal (11) of described load wiring terminal (331), described II road binding post (333) is arranged on described enclosing cover (12) corresponding to described load wiring terminal (331) is transversely arranged, described rotating shaft (31) axially identical with the orientation of described load wiring terminal (331), load wiring terminal (331) on each vertical section, the arrangement in " product " font of I road binding post (332) and II road binding post (333).
4. double power supply automatic transfer switch according to claim 3, it is characterized in that: described load wiring terminal (331), I road binding post (332) is identical with the shape and structure on II road binding post (333), all there is the installation portion (334) of a vertical plate-like, described installation portion (334) is electrically connected with external circuits, one ora terminalis of described installation portion (334) is fixedly connected with a horizontal connecting portion (335) being parallel to this ora terminalis, one lateral margin of described connecting portion (335) deviates from described installation portion (334) vertically bending and extends to form the contact site (336) of a vertical shape, described moving contact (32) is mobilizable and described contact site (336) is electrically connected and disconnects.
5. double power supply automatic transfer switch according to claim 4, it is characterized in that: described pedestal (11) is in rectangular-shaped, in the middle part of the rear surface of described pedestal (11), depression forms an accepting groove (111) forward, described rotating shaft (31) houses and is arranged in described accepting groove (111), the relative two side of described accepting groove (111) is provided with some first mounting grooves (112) corresponding to described load wiring terminal (331) and described I road binding post (332) vertically opens outward, described first mounting groove (112) outwards runs through described pedestal (11) backward, described installation portion (334) correspondence of described load wiring terminal (331) and described I road binding post (332) is arranged in described first mounting groove (112), the contact site (336) of described load wiring terminal (331) and described I road binding post (332) stretches in described accepting groove (111).
6. double power supply automatic transfer switch according to claim 5, it is characterized in that: the bottom land setting-in of each described first mounting groove (112) is provided with some setting-in round nuts (113), the described installation portion (334) of described load wiring terminal (331) and described I road binding post (332) offers some through holes (337) corresponding to the described setting-in round nut (113) in described first mounting groove (112), and by screw (338), the cooperation of packing ring (339) and described setting-in round nut (113) is fixedly mounted in described first mounting groove (112).
7. double power supply automatic transfer switch according to claim 4, it is characterized in that: described enclosing cover (12) covers on described pedestal (11), and form the host cavity (121) of a hollow with described pedestal (11), the rear surface of described enclosing cover (12) is provided with some second mounting grooves (122) corresponding to described II road binding post (333), and the medial wall of described second mounting groove (122) inwardly offers a perforate being connected with described host cavity (121); The described installation portion (334) of described II road binding post (333) is arranged in described second mounting groove (122) through described perforate collecting, and the contact site (336) of described II road binding post (333) stretches in described host cavity (121).
8. the double power supply automatic transfer switch according to any one of claim 2-7, it is characterized in that: the upper fixed cover of described rotating shaft (31) is provided with some knife rests (34), and each described knife rest (34) offers draw-in groove along the radial direction of described rotating shaft (31); Each described moving contact (32) correspondence is fixedly mounted on described knife rest (34), described moving contact (32) includes the T-shaped blade of two panels (321) and the T-shaped springs (322) of two panels, springs described in two panels (322) is arranged on the both sides of blade described in two (321), described blade (321) and described springs (322) and is inlayed by rivet (341) and be fixed in described draw-in groove.
9. the double power supply automatic transfer switch according to any one of claim 1-7, it is characterized in that: described control chamber is provided with electric control operation mechanism in (2), described electric control operation mechanism is connected with one end of described rotating shaft (31), to control the rotating of described rotating shaft (31), the outer surface of described control chamber (2) is provided with the sign for deciliter state and described rotating shaft (31) position indicating described moving contact (32), the status indicator of I road power supply and the power supply folding of II road, and the switching switch between manual mode and automatic mode.
10. the double power supply automatic transfer switch according to claim 1, it is characterized in that: described moving contact (32) has two movable contacts, and in 120 degree of angles between two described movable contacts, described load wiring terminal (331), I road binding post (332) and II road binding post (333) are arranged in equilateral triangle structure, and the center of rotation of described moving contact (32) is positioned at the center of this equilateral triangle.
11. the double power supply automatic transfer switch according to claim 1, it is characterized in that: described moving contact (32) can be the Y-shaped structure with three described movable contacts, the described load wiring terminal (331) of described static contact component, I road binding post (332) and II road binding post (333) are " product " word or y-type structure layout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191560.9A CN105679574A (en) | 2016-03-30 | 2016-03-30 | Dual-power source automatic change-over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610191560.9A CN105679574A (en) | 2016-03-30 | 2016-03-30 | Dual-power source automatic change-over switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105679574A true CN105679574A (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610191560.9A Pending CN105679574A (en) | 2016-03-30 | 2016-03-30 | Dual-power source automatic change-over switch |
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| Country | Link |
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| CN (1) | CN105679574A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112563049A (en) * | 2020-06-08 | 2021-03-26 | 中车青岛四方机车车辆股份有限公司 | Transfer switch and circuit system |
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| US6538223B1 (en) * | 2001-10-15 | 2003-03-25 | Kabushiki Kaisha Ise | Electric transfer switch unit |
| CN201229892Y (en) * | 2008-04-03 | 2009-04-29 | 黄勤飞 | Intelligent high voltage dual power supply converting switch |
| CN201904246U (en) * | 2010-12-03 | 2011-07-20 | 黄文平 | Double-power automatic changeover switch |
| CN104616918A (en) * | 2015-02-16 | 2015-05-13 | 派森特电气有限公司 | Automatic PC-level dual-power changeover switch |
| CN205406342U (en) * | 2016-03-30 | 2016-07-27 | 黄文平 | Dual -power automatic transfer switch |
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| US6538223B1 (en) * | 2001-10-15 | 2003-03-25 | Kabushiki Kaisha Ise | Electric transfer switch unit |
| CN201229892Y (en) * | 2008-04-03 | 2009-04-29 | 黄勤飞 | Intelligent high voltage dual power supply converting switch |
| CN201904246U (en) * | 2010-12-03 | 2011-07-20 | 黄文平 | Double-power automatic changeover switch |
| CN104616918A (en) * | 2015-02-16 | 2015-05-13 | 派森特电气有限公司 | Automatic PC-level dual-power changeover switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112563049A (en) * | 2020-06-08 | 2021-03-26 | 中车青岛四方机车车辆股份有限公司 | Transfer switch and circuit system |
| CN112563049B (en) * | 2020-06-08 | 2024-03-22 | 中车青岛四方机车车辆股份有限公司 | Change-over switch and circuit system |
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Application publication date: 20160615 |