CN102857127A - Double-voltage circuit board for brake coil - Google Patents
Double-voltage circuit board for brake coil Download PDFInfo
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- CN102857127A CN102857127A CN2012103819383A CN201210381938A CN102857127A CN 102857127 A CN102857127 A CN 102857127A CN 2012103819383 A CN2012103819383 A CN 2012103819383A CN 201210381938 A CN201210381938 A CN 201210381938A CN 102857127 A CN102857127 A CN 102857127A
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- electrical connection
- pin position
- circuit
- brake coil
- integrated chip
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Abstract
The invention discloses a double-voltage circuit board for a brake coil. The circuit board comprises an integrated chip circuit, a rectifying circuit, the brake coil and an alternating current power supply; an input end of the rectifying circuit is electrically connected with the alternating current power supply, an output end of the rectifying circuit is electrically connected with the brake coil, one end of the integrated chip circuit is electrically connected with the output end of the rectifying circuit, and the other end of the integrated chip circuit is electrically connected with the zero line end of the alternating current power supply; and the rectifying circuit is a bridge-type rectifying circuit, controllable silicon is arranged on a bridge arm of the bridge-type rectifying circuit, and the control end of the controllable silicon is electrically connected with the integrated chip circuit. With the adoption of the technical scheme, the circuit board has the advantages that an out-of-control phenomenon caused by counter electromotive force of an inductive load is effectively avoided by setting the unidirectional controllable silicon, the structure is compact, the size is small, waste of materials is effectively avoided, and temperature rise and power consumption are effectively reduced.
Description
Technical field
The present invention relates to a kind of pair of plate line voltage, be specifically related to a kind of two plate line voltages for brake coil.
Background technology
In the prior art, be used for the electromagnetic brake wiring board, owing to be that inductive load is different from resistive load, have back-emf to exist, can cause out-of-control phenomenon, circuit board structure is complicated simultaneously, and volume is large, the waste material, and power consumption is large.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of two plate line voltages for brake coil, the out-of-control phenomenon of effectively avoiding the back electromotive force because of different resistive loads to cause, structure is simplified simultaneously, volume is little, effectively avoid the waste of material, effectively reduce temperature rise and power consumption.
For achieving the above object, technical scheme of the present invention is as follows: a kind of two plate line voltages for brake coil, comprise integrated chip circuit, rectification circuit, brake coil and AC power, the input of described rectification circuit and the electrical connection of described AC power, the output of described rectification circuit and the electrical connection of described brake coil, one end of described integrated chip circuit and the electrical connection of an end of described rectification circuit output end, the other end of described integrated circuit (IC) chip circuit and the electrical connection of the zero line side of described AC power; Described rectification circuit is bridge rectifier, and a brachium pontis of described bridge rectifier is provided with controllable silicon, described silicon controlled control end and the electrical connection of described integrated chip circuit.
Preferably, described integrated chip circuit comprises integrated chip, dropping resistor, filter capacitor, weakening electric capacity, charging resistor, charging capacitor and output resistance;
Described integrated chip is provided with eight pin positions, and described eight pin positions comprise grounding leg position, pin position, trigger point, output pin position, replacement pin position, control pin position, reset locking pin position, discharge pin position and positive supply pin position;
One end of described dropping resistor and the electrical connection of an end of described rectification circuit output end, the other end of described dropping resistor and described replacement pin position, the electrical connection of positive supply pin position;
One end of described filter capacitor and the electrical connection of described positive supply pin position, the other end of described filter capacitor and the electrical connection of the zero line side of described AC power;
One end of described weakening electric capacity and the electrical connection of described control pin position, the other end of described weakening electric capacity and the electrical connection of the zero line side of described AC power;
One end of described charging resistor and the electrical connection of described positive supply pin position, the other end of described charging resistor and pin position, described trigger point, the locking pin position electrical connection of resetting;
One end of described charging capacitor and pin position, described trigger point, the locking pin position electrical connection of resetting, the other end of described charging capacitor and the electrical connection of the zero line side of described AC power;
One end of described output resistance and the electrical connection of described output pin position, the other end of described output resistance and the electrical connection of described silicon controlled control end;
The zero line side electrical connection of described grounding leg position and described AC power.
Preferably, described controllable silicon is one-way SCR.
Preferably, described integrated circuit (IC) chip is NE555 octal time-base integrated circuit chip.
Adopt the beneficial effect of the technical program to be: by one-way SCR is set, the out-of-control phenomenon of effectively avoiding the back electromotive force because of different resistive loads to cause, structure is simplified simultaneously, and volume is little, effectively avoids the waste of material, effectively reduces temperature rise and power consumption.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention technology, the below will do to introduce simply to the accompanying drawing of required use in the embodiment technical description, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is electrical structure schematic diagram of the present invention.
Numeral and the represented corresponding component title of letter among the figure:
N. zero line side L. live wire end D1-D4. diode SCR. one-way SCR R1. dropping resistor R2. charging resistor R3. output resistance C1. filter capacitor C2. charging capacitor C3. weakening electric capacity T. brake coil.
The NE555 chip pin position: 1. reset and lock 7. discharge 8. positive supply pin positions, pin position, pin position in 5. control pin positions 6., 4. replacement pin positions, 3. output pin positions, pin position, 2. trigger point, grounding leg position.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
As shown in Figure 1, the embodiment of a kind of two plate line voltages for brake coil of the present invention, comprise integrated chip circuit, rectification circuit, brake coil T and AC power, the input of rectification circuit and AC power electrical connection, the output of rectification circuit and brake coil T electrical connection, one end of integrated chip circuit and the electrical connection of an end of rectification circuit output end, the zero line side N electrical connection of the other end of integrated circuit (IC) chip circuit and AC power; Rectification circuit is bridge rectifier, and a brachium pontis of bridge rectifier is provided with controllable silicon, silicon controlled control end and the electrical connection of integrated chip circuit.In the present embodiment, controllable silicon is unidirectional controllable silicon S CR.Be respectively equipped with diode D1, diode D2, diode D3 on other three brachium pontis of bridge rectifier.
The integrated chip circuit comprises integrated chip, dropping resistor R1, filter capacitor C1, weakening capacitor C 3, charging resistor R2, charging capacitor C2 and output resistance R3.
Integrated chip is provided with eight pin positions, and described eight pin positions comprise grounding leg position 1, pin position, trigger point 2, output pin position 3, replacement pin position 4, control pin position 5, reset locking pin position 6, discharge pin position 7 and positive supply pin position 8.In the present embodiment, integrated circuit (IC) chip is NE555 octal time-base integrated circuit chip.
The end of dropping resistor R1 and the electrical connection of an end of rectification circuit output end, the other end of dropping resistor R1 and replacement pin position 4,8 electrical connections of positive supply pin position;
The end of filter capacitor C1 and 8 electrical connections of positive supply pin position, the zero line side N electrical connection of the other end of filter capacitor C1 and AC power;
One end of weakening capacitor C 3 and 5 electrical connections of control pin position, the zero line side N electrical connection of the other end of weakening capacitor C 3 and AC power;
The end of charging resistor R2 and 8 electrical connections of positive supply pin position, the other end of charging resistor R2 and pin position, trigger point 2, locking pin position 6 electrical connections of resetting;
The end of charging capacitor C2 and pin position, trigger point 2, locking pin position 6 electrical connections of resetting, the zero line side N electrical connection of the other end of charging capacitor C2 and AC power;
The end of output resistance R3 and 3 electrical connections of output pin position, the control end electrical connection of the other end of output resistance R3 and unidirectional controllable silicon S CR;
Operation principle: the 220V alternating current is arranged on live wire end L and zero line side N, and positive half cycle arrives zero line side N from live wire end L through diode D1, dropping resistor R1, filter capacitor C1 and carries out halfwave rectifier.Filter capacitor C1 filtering offers replacement pin position 4 and positive supply pin position 8 power supplys of integrated circuit NE555.
When just powering on, the output pin position 3 output high potentials of integrated chip NE555 behind output resistance R3, trigger unidirectional controllable silicon S CR conducting, and after alternating current 220V carried out full-wave rectification, the 200V DC was to restraining coil T.
Because power supply charges to filling a capacitor C 2 by charging resistor R2, when being charged to certain hour 0.8-1 after second, the output pin position 3 output electronegative potentials of integrated chip NE555, behind output resistance R3, make unidirectional controllable silicon S CR zero-crossing switching, after alternating current 220V carried out halfwave rectifier, the 100V DC was to restraining coil T.
Adopt the beneficial effect of the technical program to be: by one-way SCR is set, the out-of-control phenomenon of effectively avoiding the back electromotive force because of different resistive loads to cause, structure is simplified simultaneously, and volume is little, effectively avoids the waste of material, effectively reduces temperature rise and power consumption.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. two plate line voltages that are used for brake coil, it is characterized in that, comprise integrated chip circuit, rectification circuit, brake coil and AC power, the input of described rectification circuit and the electrical connection of described AC power, the output of described rectification circuit and the electrical connection of described brake coil, one end of described integrated chip circuit and the electrical connection of an end of described rectification circuit output end, the other end of described integrated circuit (IC) chip circuit and the electrical connection of the zero line side of described AC power; Described rectification circuit is bridge rectifier, and a brachium pontis of described bridge rectifier is provided with controllable silicon, described silicon controlled control end and the electrical connection of described integrated chip circuit.
2. a kind of two plate line voltages for brake coil according to claim 1 is characterized in that described integrated chip circuit comprises integrated chip, dropping resistor, filter capacitor, weakening electric capacity, charging resistor, charging capacitor and output resistance;
Described integrated chip is provided with eight pin positions, and described eight pin positions comprise grounding leg position, pin position, trigger point, output pin position, replacement pin position, control pin position, reset locking pin position, discharge pin position and positive supply pin position;
One end of described dropping resistor and the electrical connection of an end of described rectification circuit output end, the other end of described dropping resistor and described replacement pin position, the electrical connection of positive supply pin position;
One end of described filter capacitor and the electrical connection of described positive supply pin position, the other end of described filter capacitor and the electrical connection of the zero line side of described AC power;
One end of described weakening electric capacity and the electrical connection of described control pin position, the other end of described weakening electric capacity and the electrical connection of the zero line side of described AC power;
One end of described charging resistor and the electrical connection of described positive supply pin position, the other end of described charging resistor and pin position, described trigger point, the locking pin position electrical connection of resetting;
One end of described charging capacitor and pin position, described trigger point, the locking pin position electrical connection of resetting, the other end of described charging capacitor and the electrical connection of the zero line side of described AC power;
One end of described output resistance and the electrical connection of described output pin position, the other end of described output resistance and the electrical connection of described silicon controlled control end;
The zero line side electrical connection of described grounding leg position and described AC power.
3. a kind of two plate line voltages for brake coil according to claim 2 is characterized in that described controllable silicon is one-way SCR.
4. a kind of two plate line voltages for brake coil according to claim 3 is characterized in that, described integrated circuit (IC) chip is NE555 octal time-base integrated circuit chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103819383A CN102857127A (en) | 2012-10-10 | 2012-10-10 | Double-voltage circuit board for brake coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103819383A CN102857127A (en) | 2012-10-10 | 2012-10-10 | Double-voltage circuit board for brake coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102857127A true CN102857127A (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012103819383A Pending CN102857127A (en) | 2012-10-10 | 2012-10-10 | Double-voltage circuit board for brake coil |
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| CN (1) | CN102857127A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112341A (en) * | 1975-12-18 | 1978-09-05 | Bbc Brown, Boveri & Company Limited | Drive and brake circuit for speed controlled DC motors |
| CN2409708Y (en) * | 1999-11-22 | 2000-12-06 | 袁金根 | Automatic converting double-voltage power |
| CN2650027Y (en) * | 2003-08-28 | 2004-10-20 | 许其孟 | Evacuation water-saving control device for solar water heater |
| CN101188158A (en) * | 2006-11-15 | 2008-05-28 | 上海宝钢设备检修有限公司 | A power module for DC electromagnetic arrester |
| CN202856641U (en) * | 2012-10-10 | 2013-04-03 | 苏州安固科技有限责任公司 | Double-voltage circuit board for brake coils |
-
2012
- 2012-10-10 CN CN2012103819383A patent/CN102857127A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112341A (en) * | 1975-12-18 | 1978-09-05 | Bbc Brown, Boveri & Company Limited | Drive and brake circuit for speed controlled DC motors |
| CN2409708Y (en) * | 1999-11-22 | 2000-12-06 | 袁金根 | Automatic converting double-voltage power |
| CN2650027Y (en) * | 2003-08-28 | 2004-10-20 | 许其孟 | Evacuation water-saving control device for solar water heater |
| CN101188158A (en) * | 2006-11-15 | 2008-05-28 | 上海宝钢设备检修有限公司 | A power module for DC electromagnetic arrester |
| CN202856641U (en) * | 2012-10-10 | 2013-04-03 | 苏州安固科技有限责任公司 | Double-voltage circuit board for brake coils |
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Application publication date: 20130102 |