CN103249236A - Electrostatic discharge method and circuit of electrostatic generator - Google Patents
Electrostatic discharge method and circuit of electrostatic generator Download PDFInfo
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- CN103249236A CN103249236A CN2013101418918A CN201310141891A CN103249236A CN 103249236 A CN103249236 A CN 103249236A CN 2013101418918 A CN2013101418918 A CN 2013101418918A CN 201310141891 A CN201310141891 A CN 201310141891A CN 103249236 A CN103249236 A CN 103249236A
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Abstract
The invention relates to electrostatic discharge method and circuit of an electrostatic generator. The electrostatic generator comprises a load device controlled by a control system. The control system is formed by electrically connecting a power line and an electronic element. A discharge resistor is electrically connected with the control system to form a discharge circuit. The discharge circuit discharges static electricity generated by the electrostatic generator through the power line, so that electrostatic voltage is unable to accumulate to a breakthrough threshold of the electronic element and the electronic element is protected effectively. The electrostatic discharge method and circuit are capable of effectively discharging static electricity to protect the electronic element effectively from damage while electrostatic earth circuit is blocked.
Description
Technical field
The present invention relates to a kind of electrostatic leakage method of static generation body, the invention still further relates to the used static leakage circuit of this electrostatic leakage method.
Background technology
Power-driven system generally comprises motor or belt, and the friction of motor rotation, belt all can produce a large amount of static, if static is not released, static can damage the electronic component in the power-driven system, causes drive system to work.For household electrical appliance, traditional anti-static method is: motor housing or belt pulley etc. is carried out ground connection processing, but because rural area particularly, domestic a lot of areas, user's family is not installed ground wire, then tradition adopts the anti-static method of ground connection namely can lose efficacy, so the risk of electrostatic damage electronic component still exists.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of electrostatic leakage method and circuit thereof of static generation body, under the static situation obstructed to earth-return, still can effectively release to static, effectively protects electronic component not to be damaged.
Technical scheme of the present invention adopts as follows:
A kind of electrostatic leakage method of static generation body; described static generation body comprises the load device by control system control; described control system is electrically connected by power line and electronic component to be formed; wherein: adopt discharge resistance to be electrically connected with control system and form bleed-off circuit; described bleed-off circuit is released the static that static generation body produces by power line; make electrostatic potential can't be accumulated to the puncture threshold values of electronic component, realize the effective protection to electronic component.
Preferably, under the static situation obstructed to earth-return, described bleed-off circuit is released the static that static generation body produces by power line, makes electrostatic potential can't be accumulated to the puncture threshold values of electronic component, realizes the effective protection to electronic component.
Preferably, described discharge resistance refers to discharge resistance is connected between the generation of static electricity district and power line of load device with being electrically connected of control system.
Preferably, described discharge resistance refers to discharge resistance is connected in parallel on easily by the electronic component two ends of electrostatic breakdown with being electrically connected of control system.
Preferably, described static generation body comprises the load device by control system control, and described control system is electrically connected by power line and electronic component to be formed, wherein: adopt discharge resistance to be electrically connected with control system and form bleed-off circuit.
Preferably, described discharge resistance refers to discharge resistance is connected between the generation of static electricity district and power line of load device with being electrically connected of control system.Discharge resistance of the present invention is connected between the generation of static electricity district of load device and the power line can refer to that discharge resistance directly is connected between the generation of static electricity district and power line of load device, can refer to that also discharge resistance is connected on the generation of static electricity district of load device and the power pins of electronic component, namely realize being connected on indirectly between the generation of static electricity district and power line of load device.
Preferably, described discharge resistance refers to discharge resistance is connected in parallel on easily by the electronic component two ends of electrostatic breakdown with being electrically connected of control system.
Preferably, described generation of static electricity district is motor case and/or the fin that is connected with motor case, when described motor case ground connection is unreliable or when unearthed, application of the present invention can effectively discharge the static of motor case and/or the fin that is connected with motor case generation.
Preferably, described electronic component is IGBT or power model or controllable silicon constant power device, and described discharge resistance is connected in parallel between power device radiator contact-making surface and the input power supply utmost point.
Preferably, described discharge resistance resistance is mega-ohms; Further, described discharge resistance can be 1, also can or compose in parallel by a plurality of discharge resistance units in series, when described discharge resistance by a plurality of discharge resistance units in series or compose in parallel, discharge resistance resistance of the present invention refers to the resistance summation after a plurality of discharge resistance units in series or the parallel connection.The present invention adopts the discharge resistance of big resistance, guarantees that the be electrically connected setting of access control system of discharge resistance can not influence the fail safe of control system.
Operation principle of the present invention and advantage: the present invention adopts discharge resistance to be electrically connected the formation bleed-off circuit with control system, described bleed-off circuit is released the static that static generation body produces by power line, make electrostatic potential can't be accumulated to the puncture threshold values of electronic component, realization is to effective protection of electronic component, technical solution of the present invention is simple, cost is low, the reliability height, avoided fully since control system imperfect earth or when not having ground connection static can't release and cause the breakdown hidden danger of electronic component; The present invention is particularly suitable for being applied to the rural area that rural area user's family is not installed ground wire, and the possibility that the antistatic of having stopped to adopt the method for traditional ground connection to cause fully lost efficacy has improved fail safe greatly.
Description of drawings
Accompanying drawing 2 is another kind of static leakage circuit figure of the embodiment of the invention 3 or embodiment 7;
Accompanying drawing 3 is static leakage circuit figure of the embodiment of the invention 4 or embodiment 8;
Accompanying drawing 4 is another kind of static leakage circuit figure of the embodiment of the invention 4 or embodiment 8;
Accompanying drawing 5 is another kind of static leakage circuit figure of the embodiment of the invention 11;
Reference numeral: discharge resistance 1, generation of static electricity district 2, power line 3.
Embodiment
The electrostatic leakage method of embodiment 1, a kind of static generation body; described static generation body comprises the load device by control system control; described control system is electrically connected by power line and electronic component to be formed; wherein: adopt discharge resistance to be electrically connected with control system and form bleed-off circuit; described bleed-off circuit is released the static that static generation body produces by power line; make electrostatic potential can't be accumulated to the puncture threshold values of electronic component, realize the effective protection to electronic component.
The electrostatic leakage method of embodiment 2, a kind of static generation body; wherein: under the static situation obstructed to earth-return; described bleed-off circuit is released the static that static generation body produces by power line; make electrostatic potential can't be accumulated to the puncture threshold values of electronic component; realization is to effective protection of electronic component, and all the other are with embodiment 1.
The electrostatic leakage method of embodiment 3, a kind of static generation body, wherein: described discharge resistance refers to discharge resistance directly is connected between the generation of static electricity district and power line of load device with being electrically connected of control system, and all the other are with embodiment 1 or embodiment 2.
The electrostatic leakage method of embodiment 4, a kind of static generation body, wherein: described discharge resistance refers to discharge resistance is connected between the generation of static electricity district and power line of load device indirectly with being electrically connected of control system, and all the other are with embodiment 1 or embodiment 2.
The electrostatic leakage method of embodiment 5, a kind of static generation body, wherein: described discharge resistance and being electrically connected of control system refer to discharge resistance is connected in parallel on easily by the electronic component two ends of electrostatic breakdown, and all the other are with embodiment 1 or embodiment 2.
The static leakage circuit of embodiment 6, a kind of static generation body, described static generation body comprises the load device by control system control, described control system is electrically connected by power line and electronic component to be formed, wherein: adopt discharge resistance to be electrically connected with control system and form bleed-off circuit, all the other are with any one embodiment among the embodiment 1-5.
The static leakage circuit of embodiment 7, a kind of static generation body, wherein: described discharge resistance refers to discharge resistance directly is connected between the generation of static electricity district and power line of load device with being electrically connected of control system, and all the other are with embodiment 6.
The static leakage circuit of embodiment 8, a kind of static generation body, wherein: described discharge resistance refers to discharge resistance is connected between the generation of static electricity district and power line of load device indirectly with being electrically connected of control system, and all the other are with embodiment 6.
The static leakage circuit of embodiment 9, a kind of static generation body, wherein: described discharge resistance and being electrically connected of control system refer to discharge resistance is connected in parallel on easily by the electronic component two ends of electrostatic breakdown, and all the other are with embodiment 6.
The static leakage circuit of embodiment 10, a kind of static generation body, wherein: described generation of static electricity district is motor case and/or the fin that is connected with motor case, and all the other are with any one embodiment among the embodiment 6-9.
The static leakage circuit of embodiment 11, a kind of static generation body, wherein: described electronic component is IGBT or power model or controllable silicon constant power device, described discharge resistance is connected in parallel between power device radiator contact-making surface and the input power supply utmost point, and all the other are with any one embodiment among the embodiment 6-10.
The static leakage circuit of embodiment 12, a kind of static generation body, wherein: described discharge resistance resistance is mega-ohms, all the other are with any one embodiment among the embodiment 6-11.
The static leakage circuit of embodiment 13, a kind of static generation body, wherein: the quantity of described discharge resistance is 1, and all the other are with embodiment 12.
The static leakage circuit of embodiment 14, a kind of static generation body, wherein: described discharge resistance is by 2-6 discharge resistance units in series and/or compose in parallel, and all the other are with embodiment 12.
The above only is preferred implementation of the present invention; should be understood that; for the person of ordinary skill of the art; under the prerequisite that does not break away from the principle of the invention; as the number setting to discharge resistance; and the concrete structure of the mode that is electrically connected with control system and control system etc. makes improvement, and these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the electrostatic leakage method of a static generation body; described static generation body comprises the load device by control system control; described control system is electrically connected by power line and electronic component to be formed; it is characterized in that: adopt discharge resistance to be electrically connected with control system and form bleed-off circuit; described bleed-off circuit is released the static that static generation body produces by power line; make electrostatic potential can't be accumulated to the puncture threshold values of electronic component, realize the effective protection to electronic component.
2. the electrostatic leakage method of static generation body as claimed in claim 1; it is characterized in that: under the static situation obstructed to earth-return; described bleed-off circuit is released the static that static generation body produces by power line; make electrostatic potential can't be accumulated to the puncture threshold values of electronic component, realize the effective protection to electronic component.
3. the electrostatic leakage method of static generation body as claimed in claim 1 or 2, it is characterized in that: described discharge resistance refers to discharge resistance is connected between the generation of static electricity district and power line of load device with being electrically connected of control system.
4. the electrostatic leakage method of static generation body as claimed in claim 1 or 2, it is characterized in that: described discharge resistance refers to discharge resistance is connected in parallel on easily by the electronic component two ends of electrostatic breakdown with being electrically connected of control system.
5. as the static leakage circuit of any described static generation body of claim 1-4, described static generation body comprises the load device by control system control, described control system is electrically connected by power line and electronic component to be formed, and it is characterized in that: adopt discharge resistance to be electrically connected with control system and form bleed-off circuit.
6. the static leakage circuit of static generation body as claimed in claim 5, it is characterized in that: described discharge resistance refers to discharge resistance is connected between the generation of static electricity district and power line of load device with being electrically connected of control system.
7. the static leakage circuit of static generation body as claimed in claim 5, it is characterized in that: described discharge resistance refers to discharge resistance is connected in parallel on easily by the electronic component two ends of electrostatic breakdown with being electrically connected of control system.
8. as the static leakage circuit of claim 5 or 6 or 7 described static generation bodies, it is characterized in that: described generation of static electricity district is motor case and/or the fin that is connected with motor case.
9. the static leakage circuit of static generation body as claimed in claim 7, it is characterized in that: described electronic component is IGBT or power model or controllable silicon constant power device, and described discharge resistance is connected in parallel between power device radiator contact-making surface and the input power supply utmost point.
10. as the static leakage circuit of claim 5 or 6 or 7 described static generation bodies, it is characterized in that: described discharge resistance resistance is mega-ohms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101418918A CN103249236A (en) | 2013-04-22 | 2013-04-22 | Electrostatic discharge method and circuit of electrostatic generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101418918A CN103249236A (en) | 2013-04-22 | 2013-04-22 | Electrostatic discharge method and circuit of electrostatic generator |
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| CN103249236A true CN103249236A (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101418918A Pending CN103249236A (en) | 2013-04-22 | 2013-04-22 | Electrostatic discharge method and circuit of electrostatic generator |
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| CN (1) | CN103249236A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242288A (en) * | 2014-10-13 | 2014-12-24 | 成都汉康信息产业有限公司 | Anti-interference logistics park information management unit |
| CN105463507A (en) * | 2014-09-22 | 2016-04-06 | 沈阳铝镁设计研究院有限公司 | Method and device for electrolytic tank smoke discharging pipeline valve electrostatic protection grounding of aluminum electrolytic plant |
Citations (5)
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| CN2064540U (en) * | 1990-04-24 | 1990-10-24 | 顾浩 | Protective devices for cathode-rays tube |
| CN2082933U (en) * | 1990-06-06 | 1991-08-14 | 南开技术开发咨询公司 | High-voltage static electricity eliminating device for ctv vision protecting screen |
| JPH04257179A (en) * | 1991-02-08 | 1992-09-11 | Sharp Corp | Television receiver with built-in vtr and other various electronic equipments |
| CN2612183Y (en) * | 2003-02-22 | 2004-04-14 | 青岛海信电器股份有限公司 | Metal front casing TV having discharging protection circuit |
| CN203482479U (en) * | 2013-04-22 | 2014-03-12 | 无锡艾柯威科技有限公司 | Electrostatic leakage circuit of static electricity generation body |
-
2013
- 2013-04-22 CN CN2013101418918A patent/CN103249236A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064540U (en) * | 1990-04-24 | 1990-10-24 | 顾浩 | Protective devices for cathode-rays tube |
| CN2082933U (en) * | 1990-06-06 | 1991-08-14 | 南开技术开发咨询公司 | High-voltage static electricity eliminating device for ctv vision protecting screen |
| JPH04257179A (en) * | 1991-02-08 | 1992-09-11 | Sharp Corp | Television receiver with built-in vtr and other various electronic equipments |
| CN2612183Y (en) * | 2003-02-22 | 2004-04-14 | 青岛海信电器股份有限公司 | Metal front casing TV having discharging protection circuit |
| CN203482479U (en) * | 2013-04-22 | 2014-03-12 | 无锡艾柯威科技有限公司 | Electrostatic leakage circuit of static electricity generation body |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105463507A (en) * | 2014-09-22 | 2016-04-06 | 沈阳铝镁设计研究院有限公司 | Method and device for electrolytic tank smoke discharging pipeline valve electrostatic protection grounding of aluminum electrolytic plant |
| CN105463507B (en) * | 2014-09-22 | 2017-12-15 | 沈阳铝镁设计研究院有限公司 | The method and device of aluminium electrolysis shop electrolytic cell smoke discharging pipe valve anti-static grounding |
| CN104242288A (en) * | 2014-10-13 | 2014-12-24 | 成都汉康信息产业有限公司 | Anti-interference logistics park information management unit |
| CN104242288B (en) * | 2014-10-13 | 2017-04-19 | 成都汉康信息产业有限公司 | Anti-interference logistics park information management unit |
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Application publication date: 20130814 |