CN202956423U - Anti-electric-shock high-voltage electricity approaching alarm - Google Patents
Anti-electric-shock high-voltage electricity approaching alarm Download PDFInfo
- Publication number
- CN202956423U CN202956423U CN 201220585995 CN201220585995U CN202956423U CN 202956423 U CN202956423 U CN 202956423U CN 201220585995 CN201220585995 CN 201220585995 CN 201220585995 U CN201220585995 U CN 201220585995U CN 202956423 U CN202956423 U CN 202956423U
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- field effect
- effect transistor
- transistor
- frequency amplification
- electric
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- 230000005611 electricity Effects 0.000 title abstract description 8
- 206010014357 Electric shock Diseases 0.000 title abstract 3
- 230000005669 field effect Effects 0.000 claims abstract description 18
- 230000003321 amplification Effects 0.000 claims abstract description 15
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 15
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 17
- 238000012423 maintenance Methods 0.000 description 8
- 208000003443 Unconsciousness Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
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Abstract
The utility model discloses an anti-electric-shock high-voltage electricity approaching alarm, comprising a field effect transistor, a control processing chip and a buzzer. The grid of the field effect transistor is connected with the signal output of a receiving antenna, the source of the field effect transistor is connected with the anode of a power supply via an adjustable resistor as well as with the base of a high-frequency amplification transistor, and the emitter output of the high-frequency amplification transistor is connected with the input of the control processing chip; the output of the control processing chip is connected with the base of a low-frequency amplification transistor; the collector of the low-frequency amplification transistor is connected with the power supply via a primary coil of a coupling transformer; and a secondary coil of the coupling transformer is coupled with the buzzer. The anti-electric-shock high-voltage electricity approaching alarm can senses existence of high-voltage electricity nearby, wherein when a maintaining staff is not aware of high voltage nearby and a required safe distance is not satisfied, the buzzer emits sounds to warn the maintaining staff against danger.
Description
Technical field:
The utility model relates to a kind of electric equipment maintenance alarm, particularly relates to the nearly electric Anti-electric shock alarm of a kind of high pressure.
Background technology:
Along with the fast development of electric utility, various power equipments are more and more, and wherein high-tension apparatus also accounts for many ratios.The power equipment long operational time just there will be some faults, in order to guarantee power-on time, the power equipment maintaining personnel many times carry out power-on serving, just there is potential safety hazard in this, because in maintenance process, the maintenance personal understands unconscious near some high voltage electric equipments, and then the high-tension electricity of launching an attack unconsciously, causes personal injury and economic loss.
The utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of high pressure simple in structure, easy to use and good warning effect nearly electric Anti-electric shock alarm.
The technical solution of the utility model is: the nearly electric Anti-electric shock alarm of a kind of high pressure, contain field effect transistor, control process chip and hummer, the grid of described field effect transistor is connected with the output signal of receiving antenna, the source electrode of described field effect transistor is connected with the positive pole of power supply by adjustable resistance, the source electrode of described field effect transistor also connects transistorized base stage with High frequency amplification simultaneously and is connected, the transistorized emitter-base bandgap grading output terminal of described High frequency amplification is connected with the input end of described control process chip, the output terminal of described control process chip is connected with the base stage of low frequency amplifier transistor device, the collector of described low frequency amplifier transistor connects power supply by the primary coil of coupling transformer, the secondary coil of the described coupling transformer described hummer that is of coupled connections.
Described control process chip is KD9561; Described High frequency amplification transistor is S9013; Described low frequency amplifier transistor is S8050; Described field effect transistor is 3DJ6.Peaked 30 kilo-ohms of described adjustable resistance.
The beneficial effects of the utility model are:
1, the utility model can sensing near the existence of high-tension electricity, when the maintenance personal unconscious near high-tension electricity and can not meet safe distance while requiring, hummer will send sound, reminds the maintenance personal to take care, this has reduced security incident, has ensured personal safety.
2, the utility model is provided with a plurality of gears, can be adapted to different voltage levels, in addition, can be fixed in safety helmet and use, very convenient.
3, simple in structure, the easy to use and good warning effect of the utility model, its volume is little, lightweight, easy to carry and use, is easy to promotion and implementation, has good economic benefit.
The accompanying drawing explanation:
The circuit theory diagrams that Fig. 1 is the nearly electric Anti-electric shock alarm of high pressure.
Embodiment:
Embodiment: referring to Fig. 1, in figure, the 1-antenna, the 2-field effect transistor, 3-High frequency amplification transistor, the 4-adjustable resistance, 5-controls process chip, 6-low frequency amplifier transistor, 7-coupling transformer, 8-hummer.
The nearly electric Anti-electric shock alarm of high pressure contains field effect transistor 2, control process chip 5 and hummer 8, wherein: the grid of field effect transistor 2 is connected with the output signal of receiving antenna 1, the source electrode of field effect transistor 2 is connected with the positive pole of power supply by adjustable resistance 4, the base stage that the source electrode of field effect transistor 2 also connects transistor 3 with High frequency amplification simultaneously is connected, the emitter-base bandgap grading output terminal of High frequency amplification transistor 3 is connected with the input end of controlling process chip 5, the output terminal of controlling process chip 5 is connected with the base stage of low frequency amplifier transistor device 6, the collector of low frequency amplifier transistor 6 connects power supply by the primary coil of coupling transformer 7, the secondary coil of coupling transformer 7 hummer 8 that is of coupled connections.
This alarm can be arranged on power equipment maintaining personnel's safety helmet, in the process of maintenance power equipment, antenna 1 is input to through High frequency amplification transistor 3 high-voltage signal sensed control process chip 5, when the maintenance personal unconscious near high-tension electricity and can not meet safe distance while requiring, control process chip 5 output low frequency trigger pips, this low frequency trigger pip is through low frequency amplifier transistor 6, again through over-coupled transformer 7, impel hummer 8 to send sound, remind the maintenance personal to take care, this has reduced security incident, has ensured personal safety.
Claims (3)
1. the nearly electric Anti-electric shock alarm of high pressure, contain field effect transistor, control process chip and hummer, it is characterized in that: the grid of described field effect transistor is connected with the output signal of receiving antenna, the source electrode of described field effect transistor is connected with the positive pole of power supply by adjustable resistance, the source electrode of described field effect transistor also connects transistorized base stage with High frequency amplification simultaneously and is connected, the transistorized emitter-base bandgap grading output terminal of described High frequency amplification is connected with the input end of described control process chip, the output terminal of described control process chip is connected with the base stage of low frequency amplifier transistor device, the collector of described low frequency amplifier transistor connects power supply by the primary coil of coupling transformer, the secondary coil of the described coupling transformer described hummer that is of coupled connections.
2. the nearly electric Anti-electric shock alarm of high pressure according to claim 1, it is characterized in that: described control process chip is KD9561; Described High frequency amplification transistor is S9013; Described low frequency amplifier transistor is S8050; Described field effect transistor is 3DJ6.
3. the nearly electric Anti-electric shock alarm of high pressure according to claim 1 and 2 is characterized in that: peaked 30 kilo-ohms of described adjustable resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220585995 CN202956423U (en) | 2012-11-09 | 2012-11-09 | Anti-electric-shock high-voltage electricity approaching alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220585995 CN202956423U (en) | 2012-11-09 | 2012-11-09 | Anti-electric-shock high-voltage electricity approaching alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202956423U true CN202956423U (en) | 2013-05-29 |
Family
ID=48461988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220585995 Expired - Fee Related CN202956423U (en) | 2012-11-09 | 2012-11-09 | Anti-electric-shock high-voltage electricity approaching alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202956423U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502680A (en) * | 2014-11-26 | 2015-04-08 | 国家电网公司 | Anti-electric-shock apparatus |
| CN108896834A (en) * | 2018-07-04 | 2018-11-27 | 四川九五七实业有限公司 | A kind of Electrician Operation clothes |
| CN109255916A (en) * | 2018-11-19 | 2019-01-22 | 国网四川省电力公司攀枝花供电公司 | Distribution transformer protection against electric shock active alarm system |
| CN111337734A (en) * | 2020-03-23 | 2020-06-26 | 朔黄铁路发展有限责任公司 | Near-electricity protection circuit and near-electricity protection equipment |
-
2012
- 2012-11-09 CN CN 201220585995 patent/CN202956423U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502680A (en) * | 2014-11-26 | 2015-04-08 | 国家电网公司 | Anti-electric-shock apparatus |
| CN108896834A (en) * | 2018-07-04 | 2018-11-27 | 四川九五七实业有限公司 | A kind of Electrician Operation clothes |
| CN109255916A (en) * | 2018-11-19 | 2019-01-22 | 国网四川省电力公司攀枝花供电公司 | Distribution transformer protection against electric shock active alarm system |
| CN111337734A (en) * | 2020-03-23 | 2020-06-26 | 朔黄铁路发展有限责任公司 | Near-electricity protection circuit and near-electricity protection equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY BRANCH Effective date: 20130816 Owner name: ZHENGZHOU HUALI INFORMATION TECHNOLOGY CO., LTD. H Free format text: FORMER OWNER: STATE ELECTRIC NET CROP. Effective date: 20130816 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 450006 ZHENGZHOU, HENAN PROVINCE TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130816 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Zhengzhou Huali Information Technology Co., Ltd. Patentee after: Henan Electric Power Company Zhengzhou Power Supply Branch Address before: 450006 Huaihe Road, Henan, China, No. 9, No. Patentee before: Henan Electric Power Company Zhengzhou Power Supply Branch Patentee before: State Grid Corporation of China |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130529 Termination date: 20171109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |