CN205749570U - Multifunctional monitoring protection device is used in portable electric test - Google Patents
Multifunctional monitoring protection device is used in portable electric test Download PDFInfo
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- CN205749570U CN205749570U CN201620648194.0U CN201620648194U CN205749570U CN 205749570 U CN205749570 U CN 205749570U CN 201620648194 U CN201620648194 U CN 201620648194U CN 205749570 U CN205749570 U CN 205749570U
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Abstract
This utility model relates to electrical test specific purpose tool, and multifunctional monitoring protection device is used in specially portable electric test.The problem to the professional tool that ambient parameter and power quality parameter are monitored in real time is lacked during solving current electrical test.This device includes Self-recover overvoltage-undervoltage protection module, temperature-humidity monitoring module and electric energy quality monitoring module cooperation; test apparatus is carried out voltage protection, and by buzzer and LCD display, field personnel is pointed out on-the-spot humiture situation and power quality parameter.This utility model integrated level is high, dependable performance, compact, in use the power supply quality of power supply of test apparatus will not be produced any impact.While improving checking experiment efficiency, testing crew and the safety coefficient of instrument and the accuracy of test data and reliability can be effectively improved.
Description
Technical field
This utility model relates to electrical test specific purpose tool, specially portable electric test multifunctional monitoring protection dress
Put.
Background technology
When carrying out power equipment electrical test, there is many complicated factors in working site, when experimental enviroment temperature or
Humidity, beyond after prescribed limit, can produce harmful effect to test data, and low temperature and wet environment are likely to produce test apparatus
Raw damage；The quality of power supply of maintenance power box there may be fluctuation problem when accessing large-scale Work tool, when the quality of power supply is unstable
Regularly, test apparatus fault or damage, or test data problem unstable, inaccurate, insecure may be caused, there is pole
Big potential safety hazard.At present, lack easy portable real-time monitoring device, cause electrical test time-consumingly to increase, affect work
Efficiency.For solving the problems referred to above, multifunctional monitoring protection device is used in design portable electric test, for improving checking experiment effect
Rate, the reliability increasing test apparatus and data is significant.
Summary of the invention
This utility model is for solving to lack at present and can be monitored humiture during electrical test and the quality of power supply also
There is provided the enumeration problem of the professional tool of protection, it is provided that multifunctional monitoring protection device is used in a kind of portable electric test.
This utility model adopts the following technical scheme that realization: a kind of portable electric test multifunctional monitoring is protected
Device, including device body；It is provided with inside device body on it and is integrated with the normal display lamp of power supply and overvoltage/undervoltage protection display lamp
Self-recover overvoltage-undervoltage protection module, be integrated with humiture warning indication lamp and Temperature Humidity Sensor temperature-humidity monitoring module,
Fairing and electric energy quality monitoring module；Also include device three hole plug and the test apparatus three being positioned at device body outer surface
Spring hole scoket；The input of described Self-recover overvoltage-undervoltage protection module is connected with live wire and the zero line side of device three hole plug；From
The outfan of compound overvoltage/undervoltage protection module is connected with the input of fairing；The outfan of fairing is supervised with humiture
The input surveying module is connected；The outfan of Self-recover overvoltage-undervoltage protection module and the input phase of electric energy quality monitoring module
Connect；The live wire end of described test apparatus Three-hole socket is connected with the outfan of zero line side with Self-recover overvoltage-undervoltage protection module
Connect；The signal output part of temperature-humidity monitoring module and the signal output part of Power Quality Detection module connect jointly has LCD to show
Screen.
Further, a buzzer being positioned at device body outer surface is also included；The signal of temperature-humidity monitoring module is defeated
The signal output part going out end and Power Quality Detection module is connected with buzzer by a buzzer loop respectively, the most warm and humid
The loop being connected with buzzer of degree monitoring modular is provided with press button.
Described Self-recover overvoltage-undervoltage protection module, when access voltage exceed protection device setting overvoltage operation voltage value or
During less than the under-voltage operation voltage value of protector, protection device can rapidly, be assuredly shut off circuit, to reach protection test instrument
Device safety.When accessing voltage and recovering normal, device energy automatic time delay switches on power, restores electricity, and all functions are the most automatic
Implement, without human users.Light emitting diode on panel can indicate device working condition.(i.e. power supply is normal for display lamp green light
Display lamp) it is working power instruction, normal power supply when display lamp red light (i.e. overvoltage/undervoltage protection display lamp) does not works, protect during when red
Protective function starts to cut off powers.
Described humiture collection module uses HTU21D chip, by providing sensor electricity after accessing 220V AC rectification
Source, gathers ambient temperature and the relative humidity of testing ground.When ambient temperature is less than 5 DEG C or relative humidity is more than 80%, LED refers to
Show that lamp (i.e. humiture warning indication lamp) lights, buzzer warning indicators simultaneously, if any the situation to ambient parameter particular provisions,
By switch, buzzer can cut out, proceed test.
Electric energy quality monitoring module, uses ATT7023 chip, and ATT7023 is the single-phase many merits measuring and possessing MCU
Energy electric energy meter chip, it is possible to provide the monitoring functions such as voltage effective value, current effective value, line electric voltage frequency.
Device overall work principle is, after device three hole plug is inserted in test apparatus 220V supply socket, then by instrument
Device power line inserts test apparatus Three-hole socket.First Self-recover overvoltage-undervoltage protection module carries out first class of protection to voltage, presets
After protection value overvoltage or under-voltage after automatically cut off power supply, protection test instrument, humiture collection module monitors ambient temperature and
Relative humidity also shows on LCD, and electric energy quality monitoring module monitors voltage x current and the frequency of power supply in real time, for testing crew
Reference.Device can arrange voltage alarm, and staff can be arranged voltage alarm value according to the specific requirement of test apparatus, work as electricity
Force down in minimum set value or higher than the highest value is set time buzzer warning prompting.
This utility model integrated level is high, dependable performance, and compact in use will not be to the power supply of test apparatus
The quality of power supply produces any impact.While improving checking experiment efficiency, the peace of testing crew and instrument can be effectively improved
Overall coefficient and the accuracy of test data and reliability.
Accompanying drawing explanation
Fig. 1 is surface structure schematic diagram one (front view) of the present utility model.
Fig. 2 is surface structure schematic diagram two (side view) of the present utility model.
Fig. 3 is device circuit schematic diagram.
In figure: the plug of 1-device three hole, 2-Self-recover overvoltage-undervoltage protection module, the normal display lamp of 3-power supply, 4-overvoltage/undervoltage
Protection display lamp, 5-fairing, 6-temperature-humidity monitoring module, 7-Temperature Humidity Sensor, 8-electric energy quality monitoring module, 9-
LCD display, 10-humiture warning indication lamp, 11-buzzer, 12-press button, 13-test apparatus Three-hole socket.
Detailed description of the invention
A kind of portable electric test uses multifunctional monitoring protection device, including device body；It is provided with inside device body
It is integrated with the Self-recover overvoltage-undervoltage protection module 2 of the normal display lamp of power supply 3 and overvoltage/undervoltage protection display lamp 4 on it, is integrated with temperature
The temperature-humidity monitoring module 6 of humidity warning indication lamp 10 and Temperature Humidity Sensor 7, fairing 5 and electric energy quality monitoring module
8；Also include device three hole plug 1 and the test apparatus Three-hole socket 13 being positioned at device body outer surface；Described self-resetting type is the most deficient
The input of pressure protection module 2 is connected with live wire and the zero line side of device three hole plug 1；Self-recover overvoltage-undervoltage protection module 2
Outfan be connected with the input of fairing 5；The outfan of fairing 5 and the input of temperature-humidity monitoring module 6
It is connected；The outfan of Self-recover overvoltage-undervoltage protection module 2 is connected with the input of electric energy quality monitoring module 8；Described examination
The outfan of the live wire end and zero line side with Self-recover overvoltage-undervoltage protection module 2 of testing instrument Three-hole socket 13 is connected；Humiture
The signal output part of monitoring modular 6 and the signal output part of Power Quality Detection module 8 connect jointly LCD display 9.
Also include a buzzer 11 being positioned at device body outer surface；The signal output part of temperature-humidity monitoring module 6 and
The signal output part of Power Quality Detection module 8 is connected with buzzer 11 by a buzzer loop respectively, wherein humiture
The loop being connected with buzzer of monitoring modular 6 is provided with press button 12.
Described device body uses portable enclosure；Described Self-recover overvoltage-undervoltage protection module 2, temperature-humidity monitoring module 6,
Fairing 5 and electric energy quality monitoring module 8 are respectively positioned on inside portable enclosure；The protection of the normal display lamp of power supply 3, overvoltage/undervoltage refers to
Show lamp 4, humiture warning indication lamp 10, Temperature Humidity Sensor 7, LCD display buzzer 11 and press button 12, device three hole
Plug 1 and test apparatus Three-hole socket 13 are all integrated in the outer surface of portable enclosure.
Described electric energy quality monitoring module 8 uses ATT7023 chip.
Described Self-recover overvoltage-undervoltage protection module 2, temperature-humidity monitoring module 6(use HTU21D chip) and quality of power supply prison
Structure and the connected mode of surveying module 8 are existing known technology, and those skilled in the art are according to disclosed relevant
Technical data and common knowledge just could be aware that how said apparatus connects and apply.
Portable electric test multifunctional monitoring protection device device overall work principle is, by device three hole plug 1
After inserting in test apparatus 220V supply socket, then instrument power source line is inserted test apparatus Three-hole socket 13.Self-resetting type is the most deficient
First voltage measured and protect by pressure protection module 2, and when voltage is normal, " power supply " display lamp (the normal display lamp of power supply 3) is bright
Rise, overvoltage or under-voltage after automatically cut off power supply, " protection " display lamp (overvoltage/undervoltage protect display lamp 4) lights, protection test instrument.
The ambient temperature collected and relative humidity are delivered to humiture module 6 and show at LCD display 9 by Temperature Humidity Sensor 7
On, when temperature or humidity are beyond test allowed band, " humiture is abnormal " display lamp (humiture warning indication lamp 10) lights,
Buzzer 11 warning simultaneously is reminded, and now can pass through normally closed switch (press button 12) by buzzer 11 as need to be continued test
Prompt tone is closed, and the power supply of humiture module 6 carrys out self-rectified apparatus 5.Electric energy quality monitoring module 8 uses ATT7023 chip, real
Time the monitoring voltage of power supply, electric current and frequency, for testing crew reference.Device can arrange voltage alarm, and staff can basis
The test apparatus specific requirement to the quality of power supply, arranges voltage alarm value, when voltage carries higher than buzzer 11 warning when arranging value
Show.
Claims (4)
1. portable electric test uses a multifunctional monitoring protection device, including device body；It is characterized in that, device body
Inside is provided with on it Self-recover overvoltage-undervoltage protection mould being integrated with the normal display lamp of power supply (3) and overvoltage/undervoltage protection display lamp (4)
Block (2), it is integrated with the temperature-humidity monitoring module (6) of humiture warning indication lamp (10) and Temperature Humidity Sensor (7), fairing
And electric energy quality monitoring module (8) (5)；Also include device three hole plug (1) and the test apparatus being positioned at device body outer surface
Three-hole socket (13)；The input of described Self-recover overvoltage-undervoltage protection module (2) and the live wire in device three hole plug (1) and zero line
End is connected；The outfan of Self-recover overvoltage-undervoltage protection module (2) is connected with the input of fairing (5)；Fairing
(5) outfan is connected with the input of temperature-humidity monitoring module (6)；The outfan of Self-recover overvoltage-undervoltage protection module (2)
It is connected with the input of electric energy quality monitoring module (8)；The live wire end of described test apparatus Three-hole socket (13) and zero line side
It is connected with the outfan of Self-recover overvoltage-undervoltage protection module (2)；The signal output part of temperature-humidity monitoring module (6) and electric energy matter
The signal output part of amount detection module (8) connects jointly LCD display (9).
2. multifunctional monitoring protection device is used in portable electric test as claimed in claim 1, it is characterised in that also include one
The individual buzzer (11) being positioned at device body outer surface；The signal output part of temperature-humidity monitoring module (6) and Power Quality Detection
The signal output part of module (8) is connected with buzzer (11) by a buzzer loop respectively, wherein temperature-humidity monitoring module
(6) loop being connected with buzzer (11) is provided with press button (12).
3. multifunctional monitoring protection device is used in portable electric test as claimed in claim 2, it is characterised in that described device
Body uses portable enclosure；Described Self-recover overvoltage-undervoltage protection module (2), temperature-humidity monitoring module (6), fairing (5)
It is respectively positioned on inside portable enclosure with electric energy quality monitoring module (8)；The normal display lamp of power supply (3), overvoltage/undervoltage protection display lamp
(4), humiture warning indication lamp (10), Temperature Humidity Sensor (7), LCD display buzzer (11) and press button (12), dress
Put three hole plugs (1) and test apparatus Three-hole socket (13) is all integrated in the outer surface of portable enclosure.
4. multifunctional monitoring protection device is used in the portable electric test as described in any one of claim 1 ~ 3, it is characterised in that
Described temperature-humidity monitoring module (6) uses HTU21D chip, and electric energy quality monitoring module (8) uses ATT7023 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620648194.0U CN205749570U (en) | 2016-06-28 | 2016-06-28 | Multifunctional monitoring protection device is used in portable electric test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620648194.0U CN205749570U (en) | 2016-06-28 | 2016-06-28 | Multifunctional monitoring protection device is used in portable electric test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205749570U true CN205749570U (en) | 2016-11-30 |
Family
ID=57381487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620648194.0U Expired - Fee Related CN205749570U (en) | 2016-06-28 | 2016-06-28 | Multifunctional monitoring protection device is used in portable electric test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205749570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199488A (en) * | 2018-01-24 | 2018-06-22 | 宁波大家小家网络科技有限公司 | A kind of method and system of overvoltage/undervoltage and the surge condition monitoring of photovoltaic power generation apparatus |
-
2016
- 2016-06-28 CN CN201620648194.0U patent/CN205749570U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108199488A (en) * | 2018-01-24 | 2018-06-22 | 宁波大家小家网络科技有限公司 | A kind of method and system of overvoltage/undervoltage and the surge condition monitoring of photovoltaic power generation apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20180628 |