CN103545140B - A kind of Non-contact type auxiliary switch - Google Patents
A kind of Non-contact type auxiliary switch Download PDFInfo
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- CN103545140B CN103545140B CN201310465216.0A CN201310465216A CN103545140B CN 103545140 B CN103545140 B CN 103545140B CN 201310465216 A CN201310465216 A CN 201310465216A CN 103545140 B CN103545140 B CN 103545140B
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Abstract
The present invention relates to a kind of Non-contact type auxiliary switch, including main shaft, connecting lever, Xuan Tie mechanism, the first tongue tube, the second tongue tube and coil, described Xuan Tie mechanism and described connecting lever are both secured on described main shaft, the bottom of described connecting lever is provided with a Magnet, described first tongue tube and the second tongue tube are horizontally distributed in the lower section of described Magnet, described first tongue tube and the second tongue tube are respectively connecting to described coil, and described coil is located at below described Xuan Tie mechanism。In the present invention, the position of connecting lever is with the first tongue tube to the first reed switch conduction time corresponding, and coil obtains electro-adsorption Xuan Tie mechanism, connecting lever is driven to rotate with main shaft for axle, make the Magnet on connecting lever corresponding with the position of the second tongue tube, the second reed switch conduction, coil losing electricity, Xuan Tie mechanism recovers to initial position, drive connecting lever to rotate to the position corresponding with the first tongue tube, circulate with this, it is achieved the frequent break-make of vacuum contactor。
Description
Technical field
The present invention relates to a kind of Non-contact type auxiliary switch being applied to vacuum contactor。
Background technology
The principle of vacuum contactor is: utilize vacuum interrupter arc extinguishing, in order to frequently switch on and to cut off running current。At present, auxiliary switch for vacuum contactor is mechanical switch, its structure is as shown in Figure 1, auxiliary switch 1 is provided with contact 2, incorporated by reference to Fig. 2, driving device 4 drives contact rod 3 to move downward, contacting with the contact 2 on auxiliary switch 1, produce signal, this signal is transferred to driving device 4, driving device 4 drives contact rod 3 to move upward, disengaging with contact 2, now auxiliary switch 1 stops transmitting signal to driving device 4, and driving device 4 drives contact rod 3 to move downward again, circulate with this, it is achieved the frequent break-make of vacuum contactor。But this mode needs the driving of driving device 4, and energy resource consumption is bigger；And contact rod 3 frequently contacts with contact 2, causing serious wear, the auxiliary switch life-span is shorter。
Therefore, how providing a kind of energy resource consumption Non-contact type auxiliary switch few, longer service life is those skilled in the art's technical problem urgently to be resolved hurrily。
Summary of the invention
The present invention provides a kind of Non-contact type auxiliary switch, to realize the detection of multiple mechanical properties of vacuum interrupter, extends the service life of Non-contact type auxiliary switch simultaneously。
For solving above-mentioned technical problem, the present invention provides a kind of Non-contact type auxiliary switch, including main shaft, connecting lever, Xuan Tie mechanism, the first tongue tube, the second tongue tube and coil, described Xuan Tie mechanism and described connecting lever are both secured on described main shaft, the bottom of described connecting lever is provided with a Magnet, described first tongue tube and the second tongue tube are horizontally distributed in the lower section of described Magnet, and described first tongue tube and the second tongue tube are respectively connecting to described coil, and described coil is located at below described Xuan Tie mechanism。
It is preferred that described first tongue tube and the second tongue tube include respectively: the magnetizable reed that two panels end points place is overlapping, two reeds are sealed in a glass tubing, are filled with noble gas in described glass tubing。
It is preferred that the end points place of described reed is provided with contact, described contact adopts inertia Noble Metal Rhodium to make。
Compared with existing auxiliary switch, Non-contact type auxiliary switch provided by the invention has the advantage that
1. tongue tube is simpler than common mechanical construction of switch, volume is little, speed is high, long working life；And compared with electrical switch, it has again the features such as anti-loading impact capacity is strong, functional reliability is significantly high；
2. anchor portion small-size light-weight, fast for electric signal answer speed；
3. the contact made by inertia Noble Metal Rhodium, fusing point is high, will not produce electric arc, contact surface is lossless under vacuum condition。Rhodium contact, hardness is high, wear-resistant, can maintain longer working life。
Accompanying drawing explanation
Fig. 1 is the top view of existing auxiliary switch；
Fig. 2 is the principle schematic that existing auxiliary switch is applied to vacuum contactor；
Fig. 3 is the structural representation that the Non-contact type auxiliary switch of the embodiment of the invention is applied to vacuum contactor；
Fig. 4 be the embodiment of the invention Non-contact type auxiliary switch in the structural representation of tongue tube。
In Fig. 1-2: 1-auxiliary switch, 2-contact, 3-contact rod, 4-driving device；
In Fig. 3-4: 10-main shaft, 20-connecting lever, 21-Magnet, 30-Xuan Tie mechanism, 40-the first tongue tube, 41-reed, 42 glass tubings, 43-contact, 50-the second tongue tube, 60-coil。
Detailed description of the invention
For the technical scheme of more detailed statement foregoing invention, it is exemplified below specific embodiment and proves technique effect；It is emphasized that these embodiments are for illustrating that the present invention is not limited to restriction the scope of the present invention。
Non-contact type auxiliary switch provided by the invention, as shown in Figure 3 and Figure 4, including main shaft 10, connecting lever 20, Xuan Tie mechanism 30, first tongue tube 40, second tongue tube 50 and coil 60, described Xuan Tie mechanism 30 and described connecting lever 20 are both secured on described main shaft 10, and can rotate with described main shaft 10 for rotating shaft, the bottom of described connecting lever 20 is provided with a Magnet 21, described first tongue tube 40 and the second tongue tube 50 are horizontally distributed in the lower section of described Magnet 21, described first tongue tube 40 and the second tongue tube 50 are respectively connecting to described coil 60, described coil 60 is located at below described Xuan Tie mechanism 30。The present invention by the Magnet 21 on described connecting lever 20 relative to described first tongue tube 40 and the second tongue tube 50 position relationship control coil 60 dead electricity situation, thus controlling the rotary motion of Xuan Tie mechanism 30, and then drive the rotary motion of connecting lever 20, realize frequent break-make, compared to up-and-down movement of the prior art, the energy that the rotary motion of the present invention consumes is less；Directly do not contact between described connecting lever 20 with the first tongue tube 40 and the second tongue tube 50, extend the service life of non-contact switch。
Preferably, please emphasis with reference to Fig. 4, and in conjunction with Fig. 3, described first tongue tube 40 and the second tongue tube 50 include (for the first tongue tube 40) respectively: the magnetizable reed 41 that two panels end points place is overlapping, two reeds 41 are sealed in a glass tubing 42, specifically, the distance that described two reeds 41 separate is about tens microns, is filled with highly purified noble gas in described glass tubing 42。Preferably, the end points place of described reed 41 is provided with contact 43, described contact 43 adopts inertia Noble Metal Rhodium to make, specifically, when the first tongue tube 40 is away from Magnet 21, two reeds 41 do not contact, when the first tongue tube 40 is near Magnet 21, additional magnetic field makes to produce near the position, contact 43 of two panels reed 41 different polarity, and the reed 41 of two panels opposed polarity attracts each other and closes。Tongue tube is simpler than common mechanical construction of switch, volume is little, speed is high, long working life；And compared with electrical switch, it has again the features such as anti-loading impact capacity is strong, functional reliability is significantly high；Reed 41 part small-size light-weight, fast for electric signal answer speed；The contact 43 made by inertia Noble Metal Rhodium, fusing point is high, will not produce electric arc, contact surface is lossless, rhodium contact under vacuum condition, and hardness is high, wear-resistant, can maintain longer working life。
In sum, Non-contact type auxiliary switch provided by the invention, including main shaft 10, connecting lever 20, Xuan Tie mechanism 30, first tongue tube 40, second tongue tube 50 and coil 60, described Xuan Tie mechanism 30 and described connecting lever 20 are both secured on described main shaft 10, and can rotate with described main shaft 10 for rotating shaft, the bottom of described connecting lever 20 is provided with a Magnet 21, described first tongue tube 40 and the second tongue tube 50 are horizontally distributed in the lower section of described Magnet 21, described first tongue tube 40 and the second tongue tube 50 are respectively connecting to described coil 60, described coil 60 is located at below described Xuan Tie mechanism 30。In the present invention, first tongue tube 40 time corresponding is turned on by the position of connecting lever 20 with the first tongue tube 40, coil 60 electro-adsorption Xuan Tie mechanism 30, connecting lever 20 is driven to rotate with main shaft 10 for axle, making the Magnet 21 on connecting lever 20 corresponding with the position of the second tongue tube 50, the second tongue tube 50 turns on, coil 60 dead electricity, Xuan Tie mechanism 30 recovers to initial position, drive connecting lever 20 to rotate to the position corresponding with the first tongue tube 10, circulate with this, it is achieved the frequent break-make of vacuum contactor。
Obviously, invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art。So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to include these change and modification。
Claims (3)
1. a Non-contact type auxiliary switch, it is characterized in that, including main shaft, connecting lever, Xuan Tie mechanism, the first tongue tube, the second tongue tube and coil, described Xuan Tie mechanism and described connecting lever are both secured on described main shaft, the bottom of described connecting lever is provided with a Magnet, described first tongue tube and the second tongue tube are horizontally distributed in the lower section of described Magnet, and described first tongue tube and the second tongue tube are respectively connecting to described coil, and described coil is located at below described Xuan Tie mechanism。
2. Non-contact type auxiliary switch as claimed in claim 1, it is characterized in that, described first tongue tube and the second tongue tube include respectively: the magnetizable reed that two panels end points place is overlapping, two reeds are sealed in a glass tubing, are filled with noble gas in described glass tubing。
3. Non-contact type auxiliary switch as claimed in claim 2, it is characterised in that the end points place of described reed is provided with contact, described contact adopts inertia Noble Metal Rhodium to make。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310465216.0A CN103545140B (en) | 2013-09-30 | 2013-09-30 | A kind of Non-contact type auxiliary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310465216.0A CN103545140B (en) | 2013-09-30 | 2013-09-30 | A kind of Non-contact type auxiliary switch |
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| Publication Number | Publication Date |
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| CN103545140A CN103545140A (en) | 2014-01-29 |
| CN103545140B true CN103545140B (en) | 2016-06-22 |
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| CN201310465216.0A Active CN103545140B (en) | 2013-09-30 | 2013-09-30 | A kind of Non-contact type auxiliary switch |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2337670Y (en) * | 1998-01-23 | 1999-09-08 | 李克良 | Non-contacting multi-function water flow relay |
| CN201282065Y (en) * | 2008-06-26 | 2009-07-29 | 上海志远真空电器有限公司 | Permanent magnet AC vacuum contactor |
| JP2010015778A (en) * | 2008-07-02 | 2010-01-21 | Mitsubishi Electric Corp | Vacuum electromagnetic contactor |
| CN202871677U (en) * | 2012-09-03 | 2013-04-10 | 山西潞安环保能源开发股份有限公司 | Vacuum circuit breaker for low-voltage permanent magnetic mechanism |
| CN203553031U (en) * | 2013-09-30 | 2014-04-16 | 江苏森源电气股份有限公司 | Non-contact auxiliary switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2346064Y (en) * | 1998-08-26 | 1999-10-27 | 刘任惠 | Non-contacting auxiliary switch |
-
2013
- 2013-09-30 CN CN201310465216.0A patent/CN103545140B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2337670Y (en) * | 1998-01-23 | 1999-09-08 | 李克良 | Non-contacting multi-function water flow relay |
| CN201282065Y (en) * | 2008-06-26 | 2009-07-29 | 上海志远真空电器有限公司 | Permanent magnet AC vacuum contactor |
| JP2010015778A (en) * | 2008-07-02 | 2010-01-21 | Mitsubishi Electric Corp | Vacuum electromagnetic contactor |
| CN202871677U (en) * | 2012-09-03 | 2013-04-10 | 山西潞安环保能源开发股份有限公司 | Vacuum circuit breaker for low-voltage permanent magnetic mechanism |
| CN203553031U (en) * | 2013-09-30 | 2014-04-16 | 江苏森源电气股份有限公司 | Non-contact auxiliary switch |
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| Publication number | Publication date |
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| CN103545140A (en) | 2014-01-29 |
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