CN207286451U - Electrostatic leakage status visualization systems for providing electrostatic discharge protection - Google Patents

Electrostatic leakage status visualization systems for providing electrostatic discharge protection Download PDF

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Publication number
CN207286451U
CN207286451U CN201720221534.6U CN201720221534U CN207286451U CN 207286451 U CN207286451 U CN 207286451U CN 201720221534 U CN201720221534 U CN 201720221534U CN 207286451 U CN207286451 U CN 207286451U
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electrostatic
capacitor
circuit
human body
clothing
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CN201720221534.6U
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Chinese (zh)
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王荣刚
成玉磊
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Suzhou Tianhua New Energy Technology Co ltd
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SUZHOU TA&A ULTRA CLEAN TECHNOLOGY Co Ltd
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Abstract

The utility model discloses electrostatic leakage status visualization systems for providing electrostatic discharge protection, the static electricity on human body loaded onto including being arranged at antistatic clothing drains circuit and static electricity on human body's bleed-off circuit, the static electricity on human body drains circuit, static electricity on human body's bleed-off circuit is all connected with the first end that the antistatic clothing loads onto the capacitor of setting, the first end of the capacitor is also associated with the electric conductor being electrically connected with the electrochromic material that the antistatic clothing is loaded onto, the second end ground connection of the capacitor.The utility model deft design, it is simple in structure, on the premise of normal electrostatic leakage is ensured, by setting capacitor to be used as residual charge sampling capacitance, when releasing normal using leadage circuit, when the not poly- electricity of capacitor and leadage circuit release abnormal, capacitor gathers the characteristic of electrostatic potential rising, and the characteristics of can be changed colour using electrochromic material, so as to realize the visualization of electrostatic protection state by overall design, wrist band detector need not be set at the same time, station space can be saved.

Description

Electrostatic leakage status visualization systems for providing electrostatic discharge protection
Technical field
It the utility model is related to a kind of systems for providing electrostatic discharge protection, more particularly to a kind of electrostatic leakage status visualization electrostatic protection System.
Background technology
Electrostatic is to cause the redistribution of electric charge by friction to be formed, and is also had since attracting each other for electric charge causes electricity The redistribution of lotus is formed.
In process of production, when object electrostatic accumulation to a certain extent, or the breakdown field of the projecting medium of its current potential Qiang Shi, will occur static discharge phenomenon, and this static discharge phenomenon is the gas that electric field energy causes electrical body surrounding space The energy release process that ionization occurs and produces, i.e. electrostatic energy are changed into the process of thermal energy, luminous energy and acoustic energy.
According to the luminous form of static discharge, static discharge can be divided into corona discharge, brush discharge, spark discharge and Along the surface-discharge of electrical body surface light emitting, spark discharge mostly occurs between metal object.Interelectrode air quilt during electric discharge Breakdown, forms the discharge channel concentrated very much, and such a discharge energy release is fast and concentrates, therefore its danger ignited is maximum.
Static discharge can cause fault in production, for example, semiconductor element can be made to wreck, and use these elements The generations such as electronic device are malfunctioned and broken down;Static noise can cause information error;Fire and explosion can be caused;It is and right Human body produces electrostatic shock, causes dermatitis or skin burn etc. to injure.
Therefore, during operating personnel's operation in producing line, to be protected by a series of electrostatic safety safeguard procedures, these Measure includes but are not limited to wear the measures such as anti-electrostatic clothing, anti-static shoes, band ESD-preventive wrist strap, but these measures are for quiet Electricity protection actual effect on earth how, be required for various evaluation and test means to go to be detected, evaluate and test.
For example, for anti-electrostatic clothing, its sheet resistance and Abrasive voltage are usually artificially tested, is such as less than a fixed limit System, then it is assumed that it is electrostatic protection safety, but this evaluation and test mode is problematic:
Just as it is well known that the height of two material Abrasive voltages and electricity mutually rubs with personnel's movement range and two Wiping the order of the electrostatic between material has relation, and when evaluating result also only can be shown that test and appraisal anti-electrostatic clothing state, So simple laboratory evaluating method can not truly reflect the actual electrostatic protection feelings that antistatic clothing is mounted in actual application environment Condition, once the result of laboratory test and appraisal and the situation of practical application scene differ greatly, is individually carried out quiet using anti-electrostatic clothing Electricity protection may cause the accident, and there are certain hidden danger.
And it is grounded bleed-off system when anti-electrostatic clothing is combined with other electrostatic protection measures, such as with wrist static electrification With the use of when, and need to coordinate wrist band detector etc. to aid in detection means to confirm electrostatic, and the meeting such as wrist band detector Take the limited space of each station.
Utility model content
The purpose of this utility model is exactly to solve the above-mentioned problems in the prior art, there is provided a kind of electrostatic leakage Status visualization systems for providing electrostatic discharge protection.
The purpose of this utility model is achieved through the following technical solutions:
Electrostatic leakage status visualization systems for providing electrostatic discharge protection, including be arranged at the static electricity on human body that antistatic clothing is loaded onto and drain back Road and static electricity on human body's bleed-off circuit, the static electricity on human body drains circuit, static electricity on human body's bleed-off circuit is all connected with the antistatic The first end of the capacitor set on clothes, the first end of the capacitor are also associated with loading onto with the antistatic clothing electroluminescent The electric conductor that off-color material is electrically connected, the second end ground connection of the capacitor.
Preferably, the electrostatic leakage status visualization systems for providing electrostatic discharge protection, wherein:The static electricity on human body drains circuit Being used for the conductive strips at electrostatic guide to the capacitor of setting is loaded onto including antistatic clothing.
Preferably, the electrostatic leakage status visualization systems for providing electrostatic discharge protection, wherein:Static electricity on human body's bleed-off circuit It is wrist static electrification ground connection bleed-off system and/or ankle static electrification ground connection bleed-off system.
Preferably, the electrostatic leakage status visualization systems for providing electrostatic discharge protection, wherein:The capacitor is arranged at described At the arm of anti-electrostatic clothing.
Preferably, the electrostatic leakage status visualization systems for providing electrostatic discharge protection, wherein:The electrochromic material is at least It is arranged at a coat-sleeve of the anti-electrostatic clothing.
Preferably, the electrostatic leakage status visualization systems for providing electrostatic discharge protection, wherein:The coat-sleeve all or it is local by The electrochromic material is formed.
Preferably, the electrostatic leakage status visualization systems for providing electrostatic discharge protection, wherein:Where the electrochromic material Coat-sleeve be located on the arm of the anti-electrostatic clothing where the capacitor.
The advantages of technical solutions of the utility model, is mainly reflected in:
The utility model deft design, it is simple in structure, on the premise of normal electrostatic leakage is ensured, by setting capacitor When as residual charge sampling capacitance, when releasing normal using leadage circuit, capacitor not poly- electricity, leadage circuit releases abnormal, Capacitor gathers the characteristic of electrostatic potential rising, and the characteristics of can be changed colour using electrochromic material, so as to pass through overall Design realizes the visualization of electrostatic protection state, while need not set wrist band detector, can save station space.
The utility model takes full advantage of the antistatic characteristic of anti-electrostatic clothing and wrist static electrification ground connection bleed-off system, from And dual electrostatic protection guarantee is provided, bleed-off system is grounded relative to single anti-electrostatic clothing or wrist static electrification, reliably Property is more preferably.
Brief description of the drawings
Fig. 1 is the electrical block diagram of the utility model;
Fig. 2 is the structure diagram of the anti-electrostatic clothing of the utility model.
Embodiment
The purpose of this utility model, advantage and feature, will carry out figure by the non-limitative illustration of preferred embodiment below Show and explain.These embodiments are only the prominent examples using technical solutions of the utility model, all to take equivalent substitution or wait Effect conversion and formed technical solution, all fall within the requires of the utility model protection within the scope of.
The utility model discloses electrostatic leakage status visualization systems for providing electrostatic discharge protection, as shown in attached drawing 1, attached drawing 2, including The static electricity on human body being arranged on anti-electrostatic clothing 5 drains circuit 1 and static electricity on human body's bleed-off circuit 2, wherein, the static electricity on human body What drainage circuit 1 included setting on anti-electrostatic clothing 5 is used for the conductive strips 6 at electrostatic guide to following capacitor C1, described Laying form of the conductive strips 6 on the anti-electrostatic clothing 5 can be configured according to actual needs;Also, the human body is quiet Electric bleed-off circuit 2 is wrist static electrification ground connection bleed-off system and/or ankle static electrification ground connection bleed-off system, is preferably that wrist band is quiet Electrically grounded bleed-off system, therefore the conductive strips 6 are at least extended at the arm with antistatic wrist strap.
Meanwhile the static electricity on human body drains circuit 1, static electricity on human body's bleed-off circuit 2 is all connected with setting on the anti-electrostatic clothing 5 The first end of the capacitor C1 put, the second end ground connection of the capacitor C1, also, during specific connection, the static electricity on human body lets out The wrist band put back in road 2 is worn in wrist, thus static electricity on human body's bleed-off circuit 2 using wrist skin as conducting medium, Connected with the exit metal press-stud of the capacitor C1, the capacitor C1 exits metal press-stud connects with the conductive strips Connect, the capacitor C1 is also disposed at the arm 51 of the anti-electrostatic clothing 5.
Further, as shown in Figure 2, the first end of the capacitor C1 is also associated with electric conductor 3, and the electric conductor 3 connects Connect the electrochromic material 4 on the anti-electrostatic clothing 5 and apply voltage to it, due in the groundwork of producing line operating personnel It is mainly manual operations to hold, therefore the electrochromic material 4 is preferably at least arranged at a coat-sleeve of the anti-electrostatic clothing 5 At 52, and the coat-sleeve 52 all or it is local formed by the electrochromic material 4, so as to easy to finding.
Further, the coat-sleeve 52 where the electrochromic material 4 is located at the antistatic clothing where the capacitor C1 Fill on 5 arm 51, therefore their electrical connection can be convenient for.
During the electrostatic leakage detection circuit work of the utility model, its principle is as follows:
When 2 normal ground of static electricity on human body's bleed-off circuit is released, electrostatic caused by the friction of human body and clothing and Clothing is directed at the capacitor C1 through the conductive strips 6 with electrostatic caused by clothing friction and let out through the static electricity on human body Put back to the ground connection of road 2 to release, the capacitor C1 is shorted at this time, will not gather electrostatic, is gathered voltage at this time and is not reached the electricity The discoloration critical voltage of off-color material 4 is caused, therefore will not be changed colour;
When the ground connection of static electricity on human body's bleed-off circuit 2, which is released, to be broken down, the electrostatic that the capacitor C1 gathers is electric Pressure gradually rises, and when voltage reaches the discoloration critical voltage value of electrochromic material 4, the electrochromic material 4 becomes Color, at this time static electricity on human body's bleed-off circuit 2 at itself station of staff, that is, can be known break down, so as to timely advise Potential risk is kept away, realizes visualized management.
The utility model still has numerous embodiments, all technologies formed using equivalents or equivalent transformation Scheme, all falls within the scope of protection of the utility model.

Claims (7)

1. electrostatic leakage status visualization systems for providing electrostatic discharge protection, it is characterised in that:Including being arranged at anti-electrostatic clothing(5)On people Body electrostatic drains circuit(1)And static electricity on human body's bleed-off circuit(2), static electricity on human body's drainage circuit(1), static electricity on human body releases Circuit(2)It is all connected with the anti-electrostatic clothing(5)The capacitor of upper setting(C1)First end, the capacitor(C1)First End is also associated with and the anti-electrostatic clothing(5)On electrochromic material(4)The electric conductor of electrical connection(3), the capacitor (C1)Second end ground connection.
2. electrostatic leakage status visualization systems for providing electrostatic discharge protection according to claim 1, it is characterised in that:The human body is quiet Electricity drainage circuit(1)Being used for electrostatic guide to the capacitor of setting is loaded onto including antistatic clothing(C1)The conductive strips at place (6).
3. electrostatic leakage status visualization systems for providing electrostatic discharge protection according to claim 2, it is characterised in that:The human body is quiet Electric bleed-off circuit(2)It is wrist static electrification ground connection bleed-off system and/or ankle static electrification ground connection bleed-off system.
4. electrostatic leakage status visualization systems for providing electrostatic discharge protection according to claim 3, it is characterised in that:The capacitor (C1)It is arranged at the anti-electrostatic clothing(5)Arm(51)Place.
5. electrostatic leakage status visualization systems for providing electrostatic discharge protection according to claim 4, it is characterised in that:The electroluminescent change Color material(4)At least it is arranged at the anti-electrostatic clothing(5)A coat-sleeve(52)Place.
6. electrostatic leakage status visualization systems for providing electrostatic discharge protection according to claim 5, it is characterised in that:The coat-sleeve (52)Whole or local by the electrochromic material(4)Formed.
7. the electrostatic leakage status visualization systems for providing electrostatic discharge protection according to claim 5 or 6, it is characterised in that:The electricity Cause off-color material(4)The coat-sleeve at place(52)Positioned at the capacitor(C1)The anti-electrostatic clothing at place(5)Arm(51)On.
CN201720221534.6U 2017-03-08 2017-03-08 Electrostatic leakage status visualization systems for providing electrostatic discharge protection Active CN207286451U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108983452A (en) * 2018-07-25 2018-12-11 京东方科技集团股份有限公司 The method and apparatus that position occurs for a kind of detection substrate electrostatic
CN109998545A (en) * 2019-01-21 2019-07-12 合肥市航嘉电子技术有限公司 Human body monitoring alarm module and its monitoring alarm method
CN112822828A (en) * 2020-12-31 2021-05-18 成都旭光科技股份有限公司 Circuit for improving electrostatic protection capability of WiFi module
CN113125866A (en) * 2021-04-21 2021-07-16 维沃移动通信有限公司 Wearable device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108983452A (en) * 2018-07-25 2018-12-11 京东方科技集团股份有限公司 The method and apparatus that position occurs for a kind of detection substrate electrostatic
CN109998545A (en) * 2019-01-21 2019-07-12 合肥市航嘉电子技术有限公司 Human body monitoring alarm module and its monitoring alarm method
CN112822828A (en) * 2020-12-31 2021-05-18 成都旭光科技股份有限公司 Circuit for improving electrostatic protection capability of WiFi module
CN112822828B (en) * 2020-12-31 2024-03-15 成都旭光科技股份有限公司 Circuit for improving electrostatic protection capability of WiFi module
CN113125866A (en) * 2021-04-21 2021-07-16 维沃移动通信有限公司 Wearable device

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Address after: 215121 No. 99, Shuang Ma Street, Suzhou Industrial Park, Jiangsu, China

Patentee after: Suzhou Tianhua New Energy Technology Co.,Ltd.

Address before: 215121 No. 99, Shuang Ma Street, Suzhou Industrial Park, Jiangsu, China

Patentee before: SUZHOU TA&A ULTRA CLEAN TECHNOLOGY Co.,Ltd.

CP01 Change in the name or title of a patent holder