CN209311570U - A kind of gate energy meter with automatic sensing - Google Patents
A kind of gate energy meter with automatic sensing Download PDFInfo
- Publication number
- CN209311570U CN209311570U CN201821791468.7U CN201821791468U CN209311570U CN 209311570 U CN209311570 U CN 209311570U CN 201821791468 U CN201821791468 U CN 201821791468U CN 209311570 U CN209311570 U CN 209311570U
- Authority
- CN
- China
- Prior art keywords
- mcu
- terminal
- shell
- voltage
- electric energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of gate energy meters with automatic sensing, including shell, the current terminal of housing bottom is set, voltage terminal and power supply terminal, the current transformer being connected in shell with current terminal is set, the voltage transformer being connected with voltage terminal, the power module being connected with power supply terminal, the converter powered by power module, electric energy chip, MCU, reservoir, and the backup power source being connected respectively with MCU and power module, current transformer, voltage transformer passes through converter respectively and is connected with electric energy chip, MCU is connected with electric energy chip, reservoir is connected with MCU；It further include the liquid crystal display and pyroelectric infrared sensor that are connected with MCU being arranged on shell.The logical various indexs that not only can detecte power quality of the utility model, and a large amount of electricity statistical data and historical data can be stored, additionally it is possible to automatic detection human body is close and lights LCD screen, is not necessarily to manual key, saves worry laborsaving.
Description
Technical field
The utility model relates to gate energy meter fields, are specifically related to a kind of gate energy meter with automatic sensing.
Background technique
Gate energy meter is commonly called as summary table, be for being articulated in substation bus bar outlet, at route T node for measuring this
Total power supply volume on route, the variable can be used to participate in the electricity that examination line loss either examines high pressure measurement user's fee.
General gate energy meter lacks to power quality data function of statistic analysis, can not achieve to monitoring point carry out with
Track test, it is difficult to cause the bad reason of power quality deeper into analysis.
There exists a further problem in that lighting installation when substation powers off in transformation cabinet is closed, although general gate energy meter is all
The backup power supplies such as battery pack can be configured, but are still needed through the key on gate energy meter when checking ammeter data come some
Bright liquid crystal display checks data, however goes to be easy can not find the key on gate energy meter under the pitch-dark environment of power failure, also
It may accidentally contact that other devices cause security risk, be easy again if liquid crystal display is arranged to the state that dark surrounds is lighted always
Cause spare electric quantity consumption too fast.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of the utility model is to provide it is a kind of can store local data, record it is more
Kind electrical energy parameter and electric energy event, and certainly without band passing through key wakeup, being automatically turned on the screen when human body is close
The gate energy meter that innervation is answered.
The technical solution adopted in the utility model is:
A kind of gate energy meter with automatic sensing, comprising: shell, the current terminal that housing bottom is set, voltage end
Sub and power supply terminal, the mutual induction of voltage that the current transformer being connected in shell with current terminal is set, is connected with voltage terminal
Device, the power module being connected with power supply terminal, the converter by power module power supply, electric energy chip, MCU, reservoir, and
The backup power source being connected respectively with MCU and power module；The current transformer, voltage transformer all pass through converter and electricity
Energy chip is connected, for the current signal and voltage signal for sending acquisition, the electric energy chip to be for passing through electric current
Signal and voltage signal, which are computed, obtains electrical energy parameter；The MCU is connected with electric energy chip, for reading electrical energy parameter and knowing
Not corresponding power quality event, the reservoir are connected for storing data with MCU；It further include the liquid being arranged on shell
Crystal display screen and pyroelectric infrared sensor, the liquid crystal display and pyroelectric infrared sensor are all connected with MCU.
Further, the pyroelectric infrared sensor includes pyroelectric infrared transducer and signal amplification circuit, the heat
It releases electric infrared probe to be arranged on shell, the output end of pyroelectric infrared transducer is connected with the input terminal of signal amplification circuit, institute
The output end for stating signal amplification circuit is connected with the input terminal of MCU.
Further, the backup power source uses one of super capacitor, rechargeable battery.
Further, further include the communication module being connected with MCU, the communication module include 485 terminals, network interface module,
3G/4G module.
Further, the sample frequency of the converter is 5Hz；Alias-filtering is also connected on the converter
Device.
The utility model has the beneficial effects that
The utility model is logical to introduce gate energy meter for embedded real time system and information network technique, not only can detecte
The various indexs of power quality, and a large amount of statistical data and historical data can be stored, facilitate the long-term of power quality
Tracking, complete detection and deep assessment, provide for the event statistics of power quality, in-depth analysis, decision information and long-term evaluation
Strong support.
It is additionally provided with pyroelectric infrared sensor on shell, is approached when pyroelectric infrared sensor detects human body
When send a signal to MCU, MCU puts brightness liquid crystal display screen automatically, without finding pressing on gate energy meter in dark environment
Key lights screen, saves worry laborsaving.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing；
Fig. 1 is the schematic diagram of gate energy meter of the utility model with automatic sensing；
The annexation figure of Fig. 2 big the utility model pyroelectric infrared sensor and MCU.
Specific embodiment
It is as shown in Figure 1 a kind of gate energy meter with automatic sensing of the utility model, comprising: shell is arranged in shell
The Current Mutual Inductance being connected in shell with current terminal 1 is arranged in current terminal 1, voltage terminal 2 and the power supply terminal 3 of body bottom
Device 4, the power module 6 that is connected with power supply terminal 3, is powered at the voltage transformer 5 being connected with voltage terminal 2 by power module 6
Converter 7, electric energy chip 8, MCU9, reservoir 10, and the backup power source 61 being connected respectively with MCU9 and power module 6,
Current transformer 4, voltage transformer 5 are all connected with electric energy chip 8 by converter 7 with the current signal for sending acquisition
And voltage signal, electric energy chip 8 obtain electrical energy parameter for being computed by current signal and voltage signal, MCU9 and electric energy core
Piece 8 is connected so that for reading electrical energy parameter and identifying corresponding power quality event, reservoir 10 is connected for storing up with MCU9
Deposit data；It further include the liquid crystal display 11 and pyroelectric infrared sensor 12 being arranged on shell, liquid crystal display 11 and heat
Electric infrared sensor 12 is released all to be connected with MCU9.
As shown in Fig. 2, pyroelectric infrared sensor 12 includes pyroelectric infrared transducer 121 and signal amplification circuit 122, heat
It releases electric infrared probe 121 to be arranged on shell, the input of the output end and signal amplification circuit 122 of pyroelectric infrared transducer 121
End is connected, and the output end of signal amplification circuit 122 is connected with the input terminal of MCU9, when pyroelectric infrared transducer 121 receives people
Body infra-red radiation and output signal, the signal are sent to MCU9 after amplifying by signal amplification circuit 122, and MCU9 sends life immediately
It enables and lights screen to liquid crystal display 11.
Preferably, backup power source 61 uses one of super capacitor, rechargeable battery in the present embodiment, can also use it
The backup power source of its type.
It further include the communication module 13 being connected with MCU9, communication module 13 includes 485 terminals, network interface module, 3G/4G mould
Block, for uploading energy data to main website.
Wherein, the sample frequency of converter 7 is 5Hz；It is also connected with aliasing filter on converter 7, for sampling
It is preceding to eliminate unwanted alias frequency.
The utility model is logical to introduce gate energy meter for embedded real time system and information network technique, not only can detecte
The various indexs of power quality, and a large amount of statistical data and historical data can be stored, facilitate the long-term of power quality
Tracking, complete detection and deep assessment, provide for the event statistics of power quality, in-depth analysis, decision information and long-term evaluation
Strong support.
Pyroelectric infrared sensor 12 is additionally provided on shell, when pyroelectric infrared sensor 12 detects human body
MCU9 is sent a signal to when close, MCU9 puts brightness liquid crystal display screen 11 automatically, without finding critical point electric energy in dark environment
Key on table lights screen, saves worry laborsaving.
The foregoing is merely the preferred embodiments of the utility model, the utility model is not limited to above-mentioned embodiment party
Formula, if with essentially identical means realize the utility model aim technical solution belong to the protection scope of the utility model it
It is interior.
Claims (5)
1. a kind of gate energy meter with automatic sensing characterized by comprising shell, the current terminal that housing bottom is arranged in
Sub (1), voltage terminal (2) and power supply terminal (3), be arranged the current transformer (4) being connected in shell with current terminal (1),
The voltage transformer (5) that is connected with voltage terminal (2), the power module (6) being connected with power supply terminal (3), by power module (6)
Converter (7), electric energy chip (8), MCU (9), the reservoir (10) of power supply, and respectively with MCU (9) and power module (6)
Connected backup power source (61)；The current transformer (4), voltage transformer (5) all pass through converter (7) and electric energy chip
(8) be connected, with for sends acquisition current signal and voltage signal, the electric energy chip (8) be used for by current signal with
Voltage signal, which is computed, obtains electrical energy parameter；The MCU (9) is connected with electric energy chip (8), for reading electrical energy parameter and knowing
Not corresponding power quality event, the reservoir (10) are connected for storing data with MCU (9)；It further include being arranged in shell
Liquid crystal display (11) and pyroelectric infrared sensor (12) on body, the liquid crystal display (11) and rpyroelectric infrared sensing
Device (12) is all connected with MCU (9).
2. the gate energy meter according to claim 1 with automatic sensing, it is characterised in that: the rpyroelectric infrared sensing
Device (12) includes pyroelectric infrared transducer (121) and signal amplification circuit (122), pyroelectric infrared transducer (121) setting
On shell, the output end of pyroelectric infrared transducer (121) is connected with the input terminal of signal amplification circuit (122), the signal
The output end of amplifying circuit (122) is connected with the input terminal of MCU (9).
3. the gate energy meter according to claim 1 with automatic sensing, it is characterised in that: the backup power source (61) is adopted
With one of super capacitor, rechargeable battery.
4. the gate energy meter according to claim 1 with automatic sensing, it is characterised in that: further include being connected with MCU (9)
Communication module (13), the communication module (13) include 485 terminals, network interface module, 3G/4G module.
5. the gate energy meter according to claim 1 with automatic sensing, it is characterised in that: the converter (7)
Sample frequency is 5Hz；Aliasing filter is also connected on the converter (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821791468.7U CN209311570U (en) | 2018-10-31 | 2018-10-31 | A kind of gate energy meter with automatic sensing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821791468.7U CN209311570U (en) | 2018-10-31 | 2018-10-31 | A kind of gate energy meter with automatic sensing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209311570U true CN209311570U (en) | 2019-08-27 |
Family
ID=67671995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821791468.7U Active CN209311570U (en) | 2018-10-31 | 2018-10-31 | A kind of gate energy meter with automatic sensing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209311570U (en) |
-
2018
- 2018-10-31 CN CN201821791468.7U patent/CN209311570U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103335673A (en) | Zigbee-based multi-channel electromagnetic environment monitoring device | |
| WO2019179198A1 (en) | Electric/magnetic radiation detector | |
| CN103853138B (en) | A kind of power-supply management system of the wireless intelligent socket based on RFID | |
| CN111896835A (en) | Detection apparatus based on CT gets electric coil | |
| CN200996970Y (en) | Charge-evasion preventer for comparing high-voltage end and low-voltage end quantity | |
| CN107271757A (en) | Low-voltage cable testing current recorder | |
| CN208256084U (en) | A kind of Intelligent ammeter box facilitating meter reading | |
| CN209311570U (en) | A kind of gate energy meter with automatic sensing | |
| CN201935914U (en) | Soil quality measurement and analysis system | |
| CN217007658U (en) | Electric energy meter detection circuit | |
| CN208421063U (en) | A kind of data acquisition device | |
| CN205301405U (en) | Novel digital power frequency virtual value multimeter of low -power consumption | |
| CN104897954A (en) | Multipath intelligent gas meter quiescent current automatic detection device | |
| CN204927452U (en) | Lead acid battery's collection module and novel lead acid battery | |
| CN204631119U (en) | Multi-way intelligence gas meter, flow meter quiescent current automatic detection device | |
| CN204046266U (en) | A kind of AC and DC power measure and control device | |
| CN107328991A (en) | A kind of power consumption test device of lithium battery power supply equipment | |
| CN208314066U (en) | One kind is shoved detection system | |
| CN208547700U (en) | A kind of portable binary-coded decimal detection device based on sub-connecting switch of transformer | |
| CN208171324U (en) | A kind of electricity and temperature monitoring combined type trans and cable status monitor system | |
| CN201518047U (en) | Carrier electric meter capable of storing and identifying load | |
| CN207468739U (en) | A kind of solar energy radio cathodic protection stake | |
| CN207502644U (en) | Electric energy quality monitoring system based on IEC61850 | |
| CN206593729U (en) | A kind of hand-held detection configurating terminal of intellectual water meter | |
| CN203965375U (en) | Trees specific conductivity of body fluid Smart Instrument for Measuring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |