Non-contact electrostatic voltage testing device
The utility model discloses a non-contact static voltage testing device, which comprises a direct induction type sensor, an emitter follower, a charge amplifier, a voltage amplifier and a charge-voltage conversion circuit, and the output end of the direct induction type sensor is connected with the...
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| creator | ZHANG QI WANG JING SI CHANGZHE LIN YIYONG DONG BINGXI HE PAN CHEN YIBEI YIN HANG ZHAO YU |
| description | The utility model discloses a non-contact static voltage testing device, which comprises a direct induction type sensor, an emitter follower, a charge amplifier, a voltage amplifier and a charge-voltage conversion circuit, and the output end of the direct induction type sensor is connected with the input end of the emitter follower. The output end of the emitter follower is connected with the input end of the charge amplifier, the output end of the charge amplifier is connected with the input end of the charge-voltage conversion circuit, and the output end of the charge-voltage conversion circuit is connected with the input end of the voltage amplifier. The testing device is wide in low-frequency range and high in testing precision.
本实用新型公开了一种非接触式静电电压测试装置，包括直接感应式传感器、射极跟随器、电荷放大器、电压放大器和电荷-电压转换电路，所述直接感应式传感器的输出端连接射极跟随器的输入端，射极跟随器的输出端连接电荷放大器的输入端，电荷放大器的输出端连接电荷-电压转换电路的输入端，电荷-电压转换电路的输出端连接电压放大器的输入端。本实用新型测试装置的低频范围宽，测试精度高。 |
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本实用新型公开了一种非接触式静电电压测试装置，包括直接感应式传感器、射极跟随器、电荷放大器、电压放大器和电荷-电压转换电路，所述直接感应式传感器的输出端连接射极跟随器的输入端，射极跟随器的输出端连接电荷放大器的输入端，电荷放大器的输出端连接电荷-电压转换电路的输入端，电荷-电压转换电路的输出端连接电压放大器的输入端。本实用新型测试装置的低频范围宽，测试精度高。</description><language>chi ; eng</language><subject>MEASURING ; MEASURING ELECTRIC VARIABLES ; MEASURING MAGNETIC VARIABLES ; PHYSICS ; TESTING</subject><creationdate>2024</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240202&DB=EPODOC&CC=CN&NR=220438442U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240202&DB=EPODOC&CC=CN&NR=220438442U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ZHANG QI</creatorcontrib><creatorcontrib>WANG JING</creatorcontrib><creatorcontrib>SI CHANGZHE</creatorcontrib><creatorcontrib>LIN YIYONG</creatorcontrib><creatorcontrib>DONG BINGXI</creatorcontrib><creatorcontrib>HE PAN</creatorcontrib><creatorcontrib>CHEN YIBEI</creatorcontrib><creatorcontrib>YIN HANG</creatorcontrib><creatorcontrib>ZHAO YU</creatorcontrib><title>Non-contact electrostatic voltage testing device</title><description>The utility model discloses a non-contact static voltage testing device, which comprises a direct induction type sensor, an emitter follower, a charge amplifier, a voltage amplifier and a charge-voltage conversion circuit, and the output end of the direct induction type sensor is connected with the input end of the emitter follower. The output end of the emitter follower is connected with the input end of the charge amplifier, the output end of the charge amplifier is connected with the input end of the charge-voltage conversion circuit, and the output end of the charge-voltage conversion circuit is connected with the input end of the voltage amplifier. The testing device is wide in low-frequency range and high in testing precision.
本实用新型公开了一种非接触式静电电压测试装置，包括直接感应式传感器、射极跟随器、电荷放大器、电压放大器和电荷-电压转换电路，所述直接感应式传感器的输出端连接射极跟随器的输入端，射极跟随器的输出端连接电荷放大器的输入端，电荷放大器的输出端连接电荷-电压转换电路的输入端，电荷-电压转换电路的输出端连接电压放大器的输入端。本实用新型测试装置的低频范围宽，测试精度高。</description><subject>MEASURING</subject><subject>MEASURING ELECTRIC VARIABLES</subject><subject>MEASURING MAGNETIC VARIABLES</subject><subject>PHYSICS</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2024</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDDwy8_TTc7PK0lMLlFIzUlNLinKLy5JLMlMVijLzylJTE9VKEktLsnMS1dISS3LTE7lYWBNS8wpTuWF0twMSm6uIc4euqkF-fGpxQWJyal5qSXxzn5GRgYmxhYmJkahocZEKQIA60Msfw</recordid><startdate>20240202</startdate><enddate>20240202</enddate><creator>ZHANG QI</creator><creator>WANG JING</creator><creator>SI CHANGZHE</creator><creator>LIN YIYONG</creator><creator>DONG BINGXI</creator><creator>HE PAN</creator><creator>CHEN YIBEI</creator><creator>YIN HANG</creator><creator>ZHAO YU</creator><scope>EVB</scope></search><sort><creationdate>20240202</creationdate><title>Non-contact electrostatic voltage testing device</title><author>ZHANG QI ; WANG JING ; SI CHANGZHE ; LIN YIYONG ; DONG BINGXI ; HE PAN ; CHEN YIBEI ; YIN HANG ; ZHAO YU</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN220438442UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2024</creationdate><topic>MEASURING</topic><topic>MEASURING ELECTRIC VARIABLES</topic><topic>MEASURING MAGNETIC VARIABLES</topic><topic>PHYSICS</topic><topic>TESTING</topic><toplevel>online_resources</toplevel><creatorcontrib>ZHANG QI</creatorcontrib><creatorcontrib>WANG JING</creatorcontrib><creatorcontrib>SI CHANGZHE</creatorcontrib><creatorcontrib>LIN YIYONG</creatorcontrib><creatorcontrib>DONG BINGXI</creatorcontrib><creatorcontrib>HE PAN</creatorcontrib><creatorcontrib>CHEN YIBEI</creatorcontrib><creatorcontrib>YIN HANG</creatorcontrib><creatorcontrib>ZHAO YU</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ZHANG QI</au><au>WANG JING</au><au>SI CHANGZHE</au><au>LIN YIYONG</au><au>DONG BINGXI</au><au>HE PAN</au><au>CHEN YIBEI</au><au>YIN HANG</au><au>ZHAO YU</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Non-contact electrostatic voltage testing device</title><date>2024-02-02</date><risdate>2024</risdate><abstract>The utility model discloses a non-contact static voltage testing device, which comprises a direct induction type sensor, an emitter follower, a charge amplifier, a voltage amplifier and a charge-voltage conversion circuit, and the output end of the direct induction type sensor is connected with the input end of the emitter follower. The output end of the emitter follower is connected with the input end of the charge amplifier, the output end of the charge amplifier is connected with the input end of the charge-voltage conversion circuit, and the output end of the charge-voltage conversion circuit is connected with the input end of the voltage amplifier. The testing device is wide in low-frequency range and high in testing precision.
本实用新型公开了一种非接触式静电电压测试装置，包括直接感应式传感器、射极跟随器、电荷放大器、电压放大器和电荷-电压转换电路，所述直接感应式传感器的输出端连接射极跟随器的输入端，射极跟随器的输出端连接电荷放大器的输入端，电荷放大器的输出端连接电荷-电压转换电路的输入端，电荷-电压转换电路的输出端连接电压放大器的输入端。本实用新型测试装置的低频范围宽，测试精度高。</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING |
| title | Non-contact electrostatic voltage testing device |
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