CN102426944A - Change-over switch electrical appliance - Google Patents
Change-over switch electrical appliance Download PDFInfo
- Publication number
- CN102426944A CN102426944A CN2011103534793A CN201110353479A CN102426944A CN 102426944 A CN102426944 A CN 102426944A CN 2011103534793 A CN2011103534793 A CN 2011103534793A CN 201110353479 A CN201110353479 A CN 201110353479A CN 102426944 A CN102426944 A CN 102426944A
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- gear
- cam
- electromagnet
- axis hole
- pole socket
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Abstract
The invention discloses a change-over switch electrical appliance comprising cam mechanisms, a manual device and a contact device, wherein each cam mechanism is composed of an electromagnet, an 'L'-shaped rod, a connecting rod and a cam; the electromagnet is connected with the 'L'-shaped rod and the 'L'-shaped rod is used for driving the cam to rotate through the connecting rod; the cam contacts with a moving contact on the contact device to control an opening state or a closing state of the contact device 4, so that mutual changing between two paths of power supply circuits is realized. Through the manual device, an initial state of the moving contact on the contact device is conveniently set. In the invention, two groups of the cam mechanisms are adopted to contact with the moving contact so that the mutual changing of the opening or the closing of the two paths of the power supply circuits is realized. The change-over switch electrical appliance provided by the invention has the advantages of simplicity in structure, convenience for changing over and high work reliability.
Description
Technical field
The present invention relates to the electrical engineering and electric apparatus technical field, especially a kind of transfer switching equipment.
Background technology
Transfer switching equipment is mainly used in the switching of two-way power circuit, and the guarantee load is supplied power continuously.The transfer switching equipment of prior art, the service position of pressing contact can be divided into two working positions and three working positions.The problem that exists is, this series products adopts the switching mechanism of lever and connecting rod, accomplishes a change-over period, and need change jobs through the wheel of three magnet just can be achieved, more than its complex structure, the working link and reliability of products low.
Summary of the invention
A kind of transfer switching equipment that the objective of the invention is to be directed against the deficiency of prior art and provide, the present invention adopts two groups of cam mechanisms to touch the structure of moving contact, realizes the conversion that the two-way power circuit is closed or break off.Have simple in structurely, conversion is convenient, the advantage that functional reliability is high.
The concrete technical scheme that realizes the object of the invention is:
A kind of transfer switching equipment; Its characteristics comprise cam mechanism, hand gear and contact apparatus, and said cam mechanism is made up of electromagnet, " L " type bar, connecting rod and cam, and cam mechanism is provided with " L " type pole socket, camshaft holder, guide plate and electromagnet base; Electromagnet is provided with expansion link; " L " type bar is provided with shaft gear, first axis hole and second axis hole, and an end of connecting rod is provided with pulley, and cam is provided with axis hole and chute; Said electromagnet is located on the electromagnet base; " L " type bar is hinged through shaft gear and " L " type pole socket; Cam is hinged through axis hole and cam free bearing, and wherein, the expansion link of electromagnet is hinged with first axis hole of " L " type bar; The end that connecting rod is provided with pulley passes guide plate and touches in the chute of cam, and the other end is hinged with second axis hole of " L " type bar; Said hand gear is made up of selector bar and manual pole socket, and selector bar is provided with second gear and the 3rd gear, and selector bar is articulated on the manual pole socket, and second gear and the 3rd gear are positioned at the two ends of manual pole socket; Said cam mechanism is two groups, be antisymmetry and be located at the hand gear dual-side and be connected with manual pole socket, and the shaft gear on two " L " type bars respectively with second gear and the 3rd gears engaged; Said contact apparatus is provided with moving contact, and contact apparatus is two, the corresponding respectively top of being located at cam mechanism, and moving contact touches on the outward flange of cam; Set gear is half gear on described second gear, the 3rd gear wheel and the shaft gear.
The present invention adopts two groups of cam mechanisms to touch the structure of moving contact, realizes the conversion that the two-way power circuit is closed or break off.Have simple in structurely, conversion is convenient, the advantage that functional reliability is high.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the end view of Fig. 1;
Fig. 3 is the upward view of Fig. 1.
Embodiment
Consult Fig. 1, Fig. 2, Fig. 3; The present invention includes cam mechanism 1, hand gear 3 and contact apparatus 4; Said cam mechanism 1 is made up of electromagnet 11, " L " type bar 5, connecting rod 6 and cam 7; Cam mechanism 1 is provided with " L " type pole socket 21, camshaft holder 23, guide plate 26 and electromagnet base 27, and electromagnet 11 is provided with expansion link 12, and " L " type bar 5 is provided with shaft gear 51, first axis hole 52 and second axis hole 53; One end of connecting rod 6 is provided with pulley 62, and cam 7 is provided with axis hole 71 and chute 72; Said electromagnet 11 is located on the electromagnet base 27; " L " type bar 5 is hinged through shaft gear 51 and " L " type pole socket 21; Cam 7 is hinged through axis hole 71 and cam free bearing 23, and wherein, the expansion link 12 of electromagnet 11 is hinged with first axis hole 52 of " L " type bar 5; The end that connecting rod 6 is provided with pulley 62 passes guide plate 26 and touches in the chute 72 of cam 7, and the other end is hinged with second axis hole 53 of " L " type bar 5; Said hand gear 3 is made up of selector bar 35 and manual pole socket 36, and selector bar 35 is provided with second gear 31 and the 3rd gear 33, and selector bar 35 is articulated on the manual pole socket 36, and second gear 31 and the 3rd gear 33 are positioned at the two ends of manual pole socket 36; Said cam mechanism 1 is two groups, be antisymmetry and be located at hand gear 3 dual-sides and be connected with manual pole socket 36, and the shaft gear 51 on two " L " type bars 5 meshes with second gear 31 and the 3rd gear 33 respectively; Said contact apparatus 4 is provided with moving contact 41, and contact apparatus 4 is two, the corresponding respectively top of being located at cam mechanism 1, and moving contact 41 touches on the outward flange of cam 7; Set gear is half gear on described second gear 31, the 3rd gear wheel 33 and the shaft gear 51.
The present invention is work like this:
The present invention passes through sequence circuit; Control two groups of electromagnet 11 on the cam mechanism 1, through the adhesive or the release of electromagnet 11, driving cam 7 touches two moving contacts 41 respectively; The disconnection or the closure state of control contact apparatus 4 are realized the mutual switching of two-way power circuit.
With one group of cam mechanism 1 is example, adopts magnet control, and it is following to further specify the course of work:
Under the effect that sequence circuit starts, electromagnet 11 adhesives are because the expansion link 12 of electromagnet 11 is hinged with first axis hole 52 of " L " type of driving bar 5; The expansion link 12 of electromagnet 11 drives " L " type bar 5 and rotates counterclockwise around " L " type pole socket 21; It is up to drive connecting rod 6, and the pulley 62 on the connecting rod 6 touches in the chute 72 of cam 7 under the guide effect of guide plate 26; Ordering about cam 7 clockwise rotates around axis hole 71; It is up that the outward flange of cam 7 touches the moving contact 41 of contact apparatus 4, makes moving contact 41 and contact apparatus 4 closures, makes this power circuit conducting; This moment, control circuit cut out, and electromagnet 11 discharges, and the expansion link 12 of electromagnet 11 resets; Driving " L " type bar 5 clockwise rotates around " L " type pole socket 21; And the pulley 62 that drives on the connecting rod 6 resets in the chute 72 of cam 7, and at this moment, cam 7 attitude of remaining stationary is constant; Under the effect that sequence circuit starts once more; Electromagnet 11 adhesives, the expansion link 12 of electromagnet 11 drive " L " type bar 5 and rotate counterclockwise once more around " L " type pole socket 21, and it is up to drive connecting rod 6; Pulley 62 on the connecting rod 6 is under the guide effect of guide plate 26; Pulley 62 orders about cam 7 and rotates counterclockwise around axis hole 71 in the chute 72 of cam 7, it is descending that the outward flange of cam 7 touches the moving contact 41 of contact apparatus 4, and moving contact 41 and contact apparatus 4 are broken off; This power circuit is disconnected, accomplishes whole courses of work of one group of cam mechanism 1.
The present invention is through hand gear, and the initial position of two groups of cam mechanism 1 overhead cams 7 of may command touches two moving contacts 41 respectively through cam 7, the disconnection of control contact apparatus 4 or closed initial condition, and the concrete course of work is following:
Rotate counterclockwise the selector bar 35 of hand gear 3; Shaft gear 51, " L " type bar 5 that second gear 31 on the selector bar 35 drives on one group of cam mechanism 1 rotate counterclockwise around " L " type pole socket 21; It is up to drive connecting rod 6, and the end that connecting rod 6 is provided with pulley 62 touches in the chute 72 of cam 7, orders about cam 7 and clockwise rotates around axis hole 71; It is up that the outward flange of cam 7 touches the moving contact 41 of contact apparatus 4, makes moving contact 41 and contact apparatus 4 closed or break off; Because set gear is half gear on second gear 31, the 3rd gear wheel 33 and the shaft gear 51; During axle shaft gear 51 engagements on second gear 31 and one group of cam mechanism 1; Be in anodontia zone between the axle shaft gear 51 on the 3rd gear 33 and another group cam mechanism 1; So axle shaft gear 51, connecting rod 6 and cam 7 on another group cam mechanism 1 can not move.Otherwise; Clockwise rotate the selector bar 35 of hand gear 3; Shaft gear 51, " L " type bar 5 that the 3rd gear 33 on the selector bar 35 drives on another group cam mechanism 1 rotate counterclockwise around " L " type pole socket 21, realize manually controlling respectively two moving contacts 41 and break off or closed initial condition with contact apparatus 4.
Claims (2)
1. transfer switching equipment; It is characterized in that it comprises cam mechanism (1), hand gear (3) and contact apparatus (4); Said cam mechanism (1) is made up of electromagnet (11), " L " type bar (5), connecting rod (6) and cam (7); Cam mechanism (1) is provided with " L " type pole socket (21), camshaft holder (23), guide plate (26) and electromagnet base (27); Electromagnet (11) is provided with expansion link (12); " L " type bar (5) is provided with shaft gear (51), first axis hole (52) and second axis hole (53), and an end of connecting rod (6) is provided with pulley (62), and cam (7) is provided with axis hole (71) and chute (72); Said electromagnet (11) is located on the electromagnet base (27); " L " type bar (5) is hinged through shaft gear (51) and " L " type pole socket (21); Cam (7) is hinged through axis hole (71) and cam free bearing (23); Wherein, The expansion link (12) of electromagnet (11) and first axis hole (52) of " L " type bar (5) are hinged, and the end that connecting rod (6) is provided with pulley (62) passes guide plate (26) and touches in the chute (72) of cam (7), and the other end is hinged with second axis hole (53) of " L " type bar (5); Said hand gear (3) is made up of selector bar (35) and manual pole socket (36); Selector bar (35) is provided with second gear (31) and the 3rd gear (33); Selector bar (35) is articulated on the manual pole socket (36), and second gear (31) and the 3rd gear (33) are positioned at the two ends of manual pole socket (36); Said cam mechanism (1) is two groups, be antisymmetry and be located at hand gear (3) dual-side and be connected with manual pole socket (36), and the shaft gear (51) on two " L " type bars (5) meshes with second gear (31) and the 3rd gear (33) respectively; Said contact apparatus (4) is provided with moving contact (41), and contact apparatus (4) is two, and correspondence is located at the top of cam mechanism (1) respectively, and moving contact (41) touches on the outward flange of cam (7).
2. transfer switching equipment according to claim 1 is characterized in that the last set gear of second gear (31), the 3rd gear wheel (33) and shaft gear (51) is half gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103534793A CN102426944B (en) | 2011-11-10 | 2011-11-10 | Change-over switch electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103534793A CN102426944B (en) | 2011-11-10 | 2011-11-10 | Change-over switch electrical appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102426944A true CN102426944A (en) | 2012-04-25 |
| CN102426944B CN102426944B (en) | 2013-11-27 |
Family
ID=45960911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103534793A Expired - Fee Related CN102426944B (en) | 2011-11-10 | 2011-11-10 | Change-over switch electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102426944B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268042A (en) * | 2020-10-20 | 2021-01-26 | 雪宝国际智能科技有限公司 | Furniture board for children's room |
| CN114038694A (en) * | 2021-10-26 | 2022-02-11 | 天水师范学院 | Energy-saving conversion device of switch electric appliance |
| US11495417B2 (en) | 2017-09-15 | 2022-11-08 | Abb Schweiz Ag | Switching apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2353027Y (en) * | 1998-09-28 | 1999-12-08 | 江苏泰航电器有限公司 | Lockable type electromagnetic, automatic and double power supply switch |
| CN2679817Y (en) * | 2003-09-26 | 2005-02-16 | 上海电器科学研究所（集团）有限公司 | Driving gear of auto transfer switch |
| CN101350259A (en) * | 2008-09-03 | 2009-01-21 | 深圳市泰永科技股份有限公司 | Automatic transfer switch electric appliance for moment parallel device |
| CN102034619A (en) * | 2010-11-29 | 2011-04-27 | 西安交通大学 | Permanent magnet mechanism automatic changeover switch |
| CN202307577U (en) * | 2011-11-10 | 2012-07-04 | 上海方同电气科技发展有限公司 | Change-over switch appliance |
-
2011
- 2011-11-10 CN CN2011103534793A patent/CN102426944B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2353027Y (en) * | 1998-09-28 | 1999-12-08 | 江苏泰航电器有限公司 | Lockable type electromagnetic, automatic and double power supply switch |
| CN2679817Y (en) * | 2003-09-26 | 2005-02-16 | 上海电器科学研究所（集团）有限公司 | Driving gear of auto transfer switch |
| CN101350259A (en) * | 2008-09-03 | 2009-01-21 | 深圳市泰永科技股份有限公司 | Automatic transfer switch electric appliance for moment parallel device |
| CN102034619A (en) * | 2010-11-29 | 2011-04-27 | 西安交通大学 | Permanent magnet mechanism automatic changeover switch |
| CN202307577U (en) * | 2011-11-10 | 2012-07-04 | 上海方同电气科技发展有限公司 | Change-over switch appliance |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11495417B2 (en) | 2017-09-15 | 2022-11-08 | Abb Schweiz Ag | Switching apparatus |
| CN112268042A (en) * | 2020-10-20 | 2021-01-26 | 雪宝国际智能科技有限公司 | Furniture board for children's room |
| CN114038694A (en) * | 2021-10-26 | 2022-02-11 | 天水师范学院 | Energy-saving conversion device of switch electric appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102426944B (en) | 2013-11-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20161110 |