CN205453113U - Power load detecting system - Google Patents
Power load detecting system Download PDFInfo
- Publication number
- CN205453113U CN205453113U CN201620242122.6U CN201620242122U CN205453113U CN 205453113 U CN205453113 U CN 205453113U CN 201620242122 U CN201620242122 U CN 201620242122U CN 205453113 U CN205453113 U CN 205453113U
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- central processing
- processing circuit
- circuit
- power supply
- power
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims description 19
- 230000001012 protector Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000003556 assay Methods 0.000 abstract 1
- 230000008054 signal transmission Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The utility model provides a power load detecting system, includes central processing circuit, rectifier and power supply circuit, and central processing circuit is connected with power supply circuit, is equipped with the rectifier between power supply circuit and the central processing circuit, and the rectifier links to each other with central processing unit's input, the last circuit breaker that is equipped with of power supply circuit, the circuit breaker links to each other with central processing circuit's output, is equipped with power supply circuit 0 between power supply circuit and the rectifier. When electric current in current detection device detects power supply circuit was too big, it will give the rectifier with the signal transmission, after the good corresponding electric current information of rectifier rectification again the transmission for central processing circuit, at this moment, central processing circuit advanced assay to the circuit breaker give -out order corresponding power cuts off to the effect of power -off protection has been played.
Description
Technical field
This utility model relates to field of power detection, particularly to a kind of electric load detecting system.
Background technology
Existing low-voltage power distribution room comprehensive monitoring substantially relies on direct measuring instruments and the most on duty, cannot realize remotely detecting the power supply situation of each road supply line, when a wherein road supply line decompression, being difficult to send power alarm information immediately, network system integrated management cannot realize.Real-time current overload situation additionally for main line can only carry out suspension operation with the protection of Guo electricity Duan road, causes the inconvenience of user.
For this, a kind of electric load detecting system of some electrical power installation enterprises designed, designed, the duty of each road supply line is detected constantly with this, as the Chinese patent " electric load detecting system " of Application No. 201220280299.7 discloses a kind of electric load detecting system, commutator connects digital conversion circuit, digital conversion circuit connects central processing circuit, central processing circuit connects data output interface, and power supply connects commutator, digital conversion circuit, central processing circuit by power circuit.
Although, this kind of electric power meets system and can remotely detect the real time status of each road supply line, when arbitrary road supply line fluctuation range is beyond setting value, can send power alarm information in time.
But, this kind of electric load detecting system is merely able on central processing circuit carry out alarm and it needs to manually contacts the staff being near scene, is so unfavorable for that staff rushes to repair circuit, brings huge inconvenience to the normal electricity consumption of resident.
Utility model content
The purpose of this utility model is that providing a kind of meeting to contact staff in time carries out the electric load detecting system that relevant position detection confirms.
Above-mentioned purpose of the present utility model has the technical scheme that a kind of electric load detecting system, including central processing circuit, commutator and power circuit, described central processing circuit is connected with power circuit, it is provided with commutator between described power circuit and central processing circuit, described commutator is connected with the input of central processing circuit, described power circuit is provided with chopper, described chopper is connected with the outfan of central processing circuit, is provided with current detection module between described power circuit and commutator.
When the electric current during current sensing means detects power circuit is excessive when; signal will be passed to commutator by it; central processing circuit is passed to again after rectifier rectification well corresponding current information; now; central processing circuit entered analysis and chopper sent the instruction corresponding power supply of cut-out, thus served the effect of power-off protection.
As preferably, the outfan of described central processing circuit is also associated with siren.
The setting of siren, mainly for reminding neighbouring staff by sound or light alarm, such that it is able to neighbouring staff plays warning function in time, such staff just can discovery circuit problem in time, and it is rescued, facilitate the electricity consumption of resident to be unaffected.
As preferably, the I/O port of described central processing circuit connects wireless communication module.
When finding that in power circuit, electric current is excessive when, central processing unit also can send instruction to wireless communication module, wireless communication module will contact staff the most at the scene in time, thus improves the mobility of staff, which decreases user and is in the probability of long-time power-off.
As preferably, described wireless communication module is GSM/GPRS data transmission module.
GSM/GPRS data transmission module wireless communication module is used to realize central processing circuit and PC or the wireless telecommunications of electric network data server, thus realize power department and the situation particularly residual current situation of electrical network is monitored, central processing circuit operation is carried out scientific management, reduce the cost arranged net, convenient networking.
As preferably, described wireless communication module is isolated with central processing circuit by photoelectrical coupler.
So central processing circuit can be played and be effectively protected, it is to avoid central processing circuit is directly impacted by wireless communication module, extends the service life of central processing circuit.
As preferably, between described commutator and power circuit, it is provided with surge protector.
The setting of surge protector, it is to avoid during power supply over loading, curtage is excessive, and the damage that commutator and follow-up equipment are caused.
In sum, this utility model has the advantages that
It is mounted with siren and wireless communication module the most in systems, so quickly the system failure can be informed in staff, thus be conducive to improving the emergency capability of staff.
2. current detection module and the setting of chopper, it is achieved that the function that circuit self disconnects automatically, substantially increases the self-protection ability of power circuit.
3. the safety of each equipment during the setting of surge protector further increases whole power system, it is to avoid it is damaged by excessive curtage.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric load detecting system.
In figure, 1, commutator；2, power circuit；3, central processing circuit；4, chopper；5, current detection module；6, wireless communication module；7, photoelectrical coupler；8, siren；9, surge protector.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, this utility model is described in further detail.
A kind of electric load detecting system, including central processing circuit 3, commutator 1 and power circuit 2, described central processing circuit 3 is connected with power circuit 2, it is provided with commutator 1 between described power circuit 2 and central processing circuit 3, described commutator 1 is connected with the input of central processing circuit 3, described power circuit 2 is provided with chopper 4, and described chopper 4 is connected with the outfan of central processing circuit 3, is provided with current detection module 5 between described power circuit 2 and commutator 1.
When the electric current during current detection module 5 detects power circuit 2 is excessive when; signal will be passed to commutator 1 by it; central processing circuit 3 is passed to again after commutator 1 rectification well corresponding current information; now; central processing circuit 3 entered analysis and chopper 4 sent the instruction corresponding power supply of cut-out, thus served the effect of power-off protection.Herein, current detection module 5 is ATT7026A, and it is a high accuracy three-phase electric energy the special metering IC, it is adaptable to phase three-wire three and three-phase and four-line, can accurately measure the virtual value of each phase voltage, electric current.
The outfan of central processing circuit 3 is also associated with siren 8.The setting of siren 8, mainly for reminding neighbouring staff by sound or light alarm, such that it is able in time neighbouring staff is played warning function, so staff just can discovery circuit problem in time, and it is rescued, facilitate the electricity consumption of resident to be unaffected.
The I/O port of central processing circuit 3 connects wireless communication module 6.When finding that in power circuit 2, electric current is excessive when, central processing unit also can send instruction to wireless communication module 6, wireless communication module 6 will contact staff the most at the scene in time, thus improves the mobility of staff, which decreases user and is in the probability of long-time power-off.
Wireless communication module 6 is GSM/GPRS data transmission module.GSM/GPRS data transmission module wireless communication module is used to realize central processing circuit 3 and PC or the wireless telecommunications of electric network data server, thus realize power department and the situation particularly residual current situation of electrical network is monitored, central processing circuit 3 operation is carried out scientific management, reduce the cost arranged net, convenient networking.
Wireless communication module 6 is isolated with central processing circuit 3 by photoelectrical coupler 7.So central processing circuit 3 can be played and be effectively protected, it is to avoid central processing circuit 3 is directly impacted by wireless communication module 6, extends the service life of central processing circuit 3.
Being provided with surge protector 9 between commutator 1 and power circuit 2, it can avoid the curtage when power supply over loading excessive, and the damage that commutator 1 and follow-up equipment are caused.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in right of the present utility model.
Claims (6)
1. an electric load detecting system, including central processing circuit (3), commutator (1) and power circuit (2), described central processing circuit (3) is connected with power circuit (2), commutator (1) it is provided with between described power circuit (2) and central processing circuit (3), described commutator (1) is connected with the input of central processing circuit (3), it is characterized in that: described power circuit (2) is provided with chopper (4), described chopper (4) is connected with the outfan of central processing circuit (3), current detection module (5) it is provided with between described power circuit (2) and commutator (1).
A kind of electric load detecting system the most according to claim 1, it is characterised in that: the outfan of described central processing circuit (3) is also associated with siren (8).
A kind of electric load detecting system the most according to claim 2, it is characterised in that: the I/O port of described central processing circuit (3) connects wireless communication module (6).
A kind of electric load detecting system the most according to claim 3, it is characterised in that: described wireless communication module (6) is GSM/GPRS data transmission module.
A kind of electric load detecting system the most according to claim 4, it is characterised in that: described wireless communication module (6) is isolated with central processing circuit (3) by photoelectrical coupler (7).
A kind of electric load detecting system the most according to claim 1, it is characterised in that: it is provided with surge protector (9) between described commutator (1) and power circuit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242122.6U CN205453113U (en) | 2016-03-26 | 2016-03-26 | Power load detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242122.6U CN205453113U (en) | 2016-03-26 | 2016-03-26 | Power load detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205453113U true CN205453113U (en) | 2016-08-10 |
Family
ID=56607617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620242122.6U Expired - Fee Related CN205453113U (en) | 2016-03-26 | 2016-03-26 | Power load detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205453113U (en) |
-
2016
- 2016-03-26 CN CN201620242122.6U patent/CN205453113U/en not_active Expired - Fee Related
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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: 20160810 |