CN2095473U - Permanent magnet micro-energy-consumption contactor made of rare-earth - Google Patents
Permanent magnet micro-energy-consumption contactor made of rare-earth Download PDFInfo
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- CN2095473U CN2095473U CN 91207494 CN91207494U CN2095473U CN 2095473 U CN2095473 U CN 2095473U CN 91207494 CN91207494 CN 91207494 CN 91207494 U CN91207494 U CN 91207494U CN 2095473 U CN2095473 U CN 2095473U
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- Prior art keywords
- permanent magnet
- rare earth
- resistance
- earth permanent
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Abstract
The utility model relates to a permanent magnet micro-energy-consumption contactor made of rare earth belonging to an action device for turning on or turning off a circuit in mechanical electrical equipment. A rare earth permanent magnet block is stuck on the attracting contact surface of an iron core, and a control circuit is connected between an electromagnetic coil and a control power source on the basis of various existing contactors. Therefore, the contactor has the advantages that power can be saved by more than 99%, copper can be saved by more than 50%, the contactor has no noise, a silicon steel sheet is saved, the contactor is automatically separated during power failure, the versatility is good, the breaking speed is fast, the service life of the contact of the contactor is extended, etc. The utility model can be popularized and used in the fields, such as magnetic starters, relays, electrical magnets, electromagnetic valves, etc.
Description
The little energy consumption contactor of a kind of rare earth permanent magnet relates to technical field of electricity, particularly relates to the effect device of connection, open circuit in the mechanical electric equipment.
A large amount of now contactors that use, its operation principle is to pass to exchange or direct current in circuit coil, make it produce magnetic field, confinement iron stamen drives contact and carries out work, its main weak point is must be by electric current in the coil between the operating period, and AC relay must be used silicon steel sheet, and will add short-circuited conducting sleeve, power consumption is many in the use, and noise is big.The disclosed application number of China's utility application is 90212790.X, the technical characterictic of " permanent magnet contactor " by name is or following iron stamen adopts permanent magnetic material, solenoid is for having centre tapped coil, its shortcoming is after having a power failure suddenly, can't obtain energy in the release coil, contactor can not be opened automatically; Must change the function circuit of former contactor; Loop construction is complicated.
The purpose of this utility model is to avoid above-mentioned weak point of the prior art and a kind of energy-conservation, noiseless, joint copper, fast without silicon steel sheet, breaking speed, the little energy consumption contactor of the rare earth permanent magnet that versatility is good is provided.
The purpose of this utility model can reach by following measure:
At the bonding sheet rare earth permanent magnet piece of tongue heart contact-making surface of iron stamen up and down, solenoid is connected into a control circuit, control circuit by:
(1) bridge rectifier Z, its
(1.1) input links to each other with the control power circuit, its
(1.2) "+" utmost point links to each other with the positive pole of diode D1 and D2, its
(1.3) "-" utmost point links to each other with the end of polarity free capacitor C1, with
(1.3.1) end of resistance R b2, with
(1.3.2) emitter of triode BG1, with
(1.3.3) positive pole of voltage stabilizing didoe DW, with
(1.3.4) the S utmost point of VMOS transistor BG2, with
(1.3.5) negative pole of electrochemical capacitor C2 links to each other,
(2) diode D1, its
(2.1) other end of negative pole and polarity free capacitor C1 and
(2.2) end of resistance R b1 links to each other,
(3) other end of resistance R b1 with
(3.1) other end of resistance R b2 and
(3.2) base stage of triode BG1 links to each other,
(4) triode BG1 collector electrode with
(4.1) the G utmost point of VMOS transistor BG2 with
(4.2) negative pole of voltage stabilizing didoe DW with
(4.3) end of resistance R C links to each other,
(5) negative pole of diode D2, with
(5.1) other end of resistance R C, with
(5.2) end of resistance R D, with
(5.3) end of coil JC links to each other,
(6) other end of resistance R D, with
(6.1) D of VMOS transistor BG2 is extremely continuous,
(7) positive pole of electrochemical capacitor C2 with
(7.1) other end of coil JC links to each other;
(8) VMOS transistor BG2;
(9) polarity free capacitor C1;
(10) resistance R b2;
(11) resistance R C;
(12) voltage stabilizing didoe DW forms.
The purpose of this utility model can also reach by following measure: can bonding two above rare earth permanent magnet pieces on the contact-making surface of iron stamen up and down.
The purpose of this utility model can also reach by following measure: the contact-making surface of rare earth permanent magnet piece and iron stamen up and down be connected can also be bumped into or embed.
The purpose of this utility model can also reach by following measure: the iron stamen is ferromagnetic material up and down, on the last iron stamen contact-making surface rare earth permanent magnet piece is arranged.
The purpose of this utility model can also reach by following measure: the iron stamen is a ferromagnetic material up and down, and following iron stamen contact-making surface has the rare earth permanent magnet piece.
The drawing of accompanying drawing is described as follows:
Fig. 1 is the iron stamen schematic diagram of a kind of embodiment of the utility model;
(1) is last iron stamen; (2) be following iron stamen;
(3) be a sheet rare earth permanent magnet piece;
Fig. 2 is the control circuit schematic diagram of a kind of embodiment of the utility model.
QA is a resistance for start button RD
TA is a triode for stop button BG1
Z is the VMOS pipe for bridge rectifier block BG2
D1 is a voltage stabilizing didoe for diode DM
D2 is an electrochemical capacitor for diode C2
Rb1 is a contactor coil for resistance JC
Rb2 is a polarity free capacitor for resistance C1
RC is a resistance
The utility model is described in further detail below in conjunction with embodiment:
The stamen of iron up and down (1), (2) among the figure (1) are selected soft iron for use, and (3) are rare earth permanent-magnetic material.
The specification of bridge rectifier Z among the figure (2) is 1A400V; Diode D1, D2 are 1N4007; DW is the 12V voltage stabilizing didoe; Polarity free capacitor C1 is 0.01 μ F; Electrochemical capacitor C2 is 200 μ F400V; The VMOS transistor is 6N50; Rb1 is 5M Ω; Rb2 is 30K Ω; RC is 5M Ω; RD is 100 Ω; The line of coil JC directly is 0.25mm, and the number of turn is 2600 circles.
Lift start button QA during work, the alternating current of 220V is through bridge rectifier Z output dc pulse electric current, make the conducting (c, e both end voltage are 0.1V after conducting this moment) that reaches capacity greater than 0.7V of the base voltage of triode BG1 through diode D1 and divider resistance Rb1, Rb2, VMOS transistor BG2 ends; Electric current makes electromagnet and rare earth permanent magnet piece produce paramagnetic by diode D2 and coil JC simultaneously, makes the contactor adhesive, drives contact work, simultaneously to electrochemical capacitor C2 charging, till electrochemical capacitor C2 reaches the commutating voltage peak value.At the contactor duration of work, the rare earth permanent magnet piece makes iron stamen maintenance attracting state up and down, and coil does not need to continue energising.
Lift stop button TA deenergization or power failure suddenly, electrochemical capacitor C2 discharge, diode D2 and triode BG1 all are in cut-off state, electric current is through resistance, RC, under the effect of voltage stabilizing didoe DW, make the transistorized G pole tension of VMOS remain on 12V, the VMOS transistor is in the saturation conduction state, electrochemical capacitor C2 forms unimpeded discharge loop by coil JC, resistance R D, VMOS transistor BG2, make electromagnet and rare earth permanent magnet piece produce contrary magnetic, this moment, the iron stamen separated up and down, and drove the action of relevant contact, and contactor is disconnected.
The utility model compared with prior art has following advantage:
1. economize on electricity more than 99%;
2. joint copper is more than 50%;
3. save silicon steel sheet;
4. noiseless;
5. suddenly power failure, contactor automatic disconnection;
6. do not change former use circuit and reach by holding position, versatility is good;
7. accelerate the service life of contactor responsiveness, prolongation contacts of contactor;
8. cost is obviously reduced.
The utility model patent can extensively be promoted for appliance fields such as magnetic starter, electromagnet, magnetic valves.
Claims (5)
1, the little energy consumption contactor of a kind of rare earth permanent magnet, by iron stamen, coil, housing, contact, auxiliary contact etc. constitute up and down, it is characterized in that up and down the bonding sheet rare earth permanent magnet piece in contact-making surface place, the solenoid of iron stamen are connected into a control circuit, control circuit by:
(1) bridge rectifier Z, its
(1.1) input links to each other with the control power circuit, its
(1.2) "+" utmost point links to each other with the positive pole of diode D1, D2, and its (1.3) "-" links to each other with the end of polarity free capacitor C1, with
(1.3.1) end of resistance R b2, with
(1.3.2) emitter of triode BG1, with
(1.3.3) positive pole of voltage stabilizing didoe DW, with
(1.3.4) the S utmost point of VMOS transistor BG2, with
(1.3.5) negative pole of electrochemical capacitor C2 links to each other,
(2) diode D1, its
(2.1) other end of negative pole and nonpolarity C1 and,
(2.2) end of resistance R b1 links to each other,
(3) other end of resistance R b1 with
(3.1) other end of resistance R b2 and
(3.2) base stage of triode BG1 links to each other,
(4) collector electrode of triode BG1 with
(4.1) the G utmost point of VMOS transistor BG2 with
(4.2) negative pole of voltage stabilizing didoe DW with
(4.3) end of resistance R C links to each other,
(5) negative pole of diode D2, with
(5.1) other end of resistance R C, with
(5.2) end of resistance R D, with
(5.3) end of coil JC links to each other,
(6) other end of resistance R D, with
(6.1) D of VMOS transistor BG2 is extremely continuous,
(7) positive pole of electrolysis electricity C2 with
(7.1) other end of coil JC links to each other;
(8) VMOS transistor BG2;
(9) polarity free capacitor C1;
(10) resistance R b2;
(11) resistance R c;
(12) voltage stabilizing didoe DW forms.
2, the little energy consumption contactor of rare earth permanent magnet according to claim 1, it is characterized in that on the contact-making surface of iron stamen up and down can bonding two above rare earth permanent magnet piece;
3, according to claim 1 or the little energy consumption contactor of the described rare earth permanent magnet of claim 2, it is characterized in that rare earth permanent magnet piece and iron stamen up and down contact-making surface be connected can be bumped into or embed;
4, the little energy consumption contactor of rare earth permanent magnet according to claim 1 is characterized in that the iron stamen is ferromagnetic material up and down, on the last iron stamen contact-making surface rare earth permanent magnet piece is arranged;
5, according to claim 1 or the little energy consumption contactor of the described rare earth permanent magnet of claim 2, it is characterized in that the iron stamen is ferromagnetic material up and down, on the following iron stamen contact-making surface rare earth permanent magnet piece is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91207494 CN2095473U (en) | 1991-05-04 | 1991-05-04 | Permanent magnet micro-energy-consumption contactor made of rare-earth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91207494 CN2095473U (en) | 1991-05-04 | 1991-05-04 | Permanent magnet micro-energy-consumption contactor made of rare-earth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2095473U true CN2095473U (en) | 1992-02-05 |
Family
ID=49956654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91207494 Withdrawn CN2095473U (en) | 1991-05-04 | 1991-05-04 | Permanent magnet micro-energy-consumption contactor made of rare-earth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2095473U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100382222C (en) * | 2004-04-06 | 2008-04-16 | 吕炎 | Permanent-magnet pulse contactor |
| CN101425403B (en) * | 2007-10-31 | 2010-12-01 | 吉林永大电气开关有限公司 | Pulse excitation circuit |
| CN1949431B (en) * | 2006-08-11 | 2011-01-19 | 吕炎 | Contactor permanent magnet pulse electric operating mechanism |
| CN104506131A (en) * | 2014-12-17 | 2015-04-08 | 浙江正泰太阳能科技有限公司 | Solar battery packaging sheets and solar battery components |
-
1991
- 1991-05-04 CN CN 91207494 patent/CN2095473U/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100382222C (en) * | 2004-04-06 | 2008-04-16 | 吕炎 | Permanent-magnet pulse contactor |
| CN1949431B (en) * | 2006-08-11 | 2011-01-19 | 吕炎 | Contactor permanent magnet pulse electric operating mechanism |
| CN101425403B (en) * | 2007-10-31 | 2010-12-01 | 吉林永大电气开关有限公司 | Pulse excitation circuit |
| CN104506131A (en) * | 2014-12-17 | 2015-04-08 | 浙江正泰太阳能科技有限公司 | Solar battery packaging sheets and solar battery components |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |