CN209264934U - A kind of self detection device of the load faulty of energy-saving electric power - Google Patents
A kind of self detection device of the load faulty of energy-saving electric power Download PDFInfo
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- CN209264934U CN209264934U CN201821940423.1U CN201821940423U CN209264934U CN 209264934 U CN209264934 U CN 209264934U CN 201821940423 U CN201821940423 U CN 201821940423U CN 209264934 U CN209264934 U CN 209264934U
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- data acquisition
- module
- light
- load
- coupled isolation
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Abstract
The utility model discloses a kind of self detection devices of the load faulty of energy-saving electric power, it include DSP control panel, data acquisition board, display screen, it include MCU main control module, light-coupled isolation module two, RS485 transceiver module, power circuit, several groups data acquisition circuit and light-coupled isolation module one in data acquisition board, every group of data acquisition circuit and the corresponding load of light-coupled isolation module one, power circuit is remaining module for power supply in data acquisition board；Data acquisition board is communicated to connect by RS485 bus and DSP control panel two-way communication link, DSP control panel and display screen.The utility model increases intelligent monitoring load equipment in the prior art, load when something goes wrong, can timely by problem information feed back to backstage show and show device screen and alarm reminded personnel plant issue occur.
Description
Technical field
The utility model relates to electricity fields, and in particular to a kind of self detection device of the load faulty of energy-saving electric power.
Background technique
Energy-saving electric power is mainly used for fire emergency use, the places such as remote or basement is generally placed, due to making
With overlong time, when the reasons such as aging circuit cause load to occur abnormal, general user cannot have found that failure causes in time
Maintenance not in time, when emergency occurs, cannot effectively provide safety guarantee, affect people's lives.
Utility model content
The utility model provides a kind of self detection device of the load faulty of energy-saving electric power, connects with DSP control panel
In data acquisition board and display screen, data acquisition board is connected on each road load break switch, when load break switch all closes,
Load is in normal condition at this time, and data acquisition board collects voltage, handles by digital circuit, the digital signal that will be handled well
It is transferred data on DSP control panel by RS485 bus, after DSP control panel obtains data, is analyzed, and by analysis
As a result it is transferred on display screen；It is loading when something goes wrong, the utility model can timely show problem information in screen
It goes up and carries out buzzing alarm, plant issue occur in personnel with prompting, avoid the loss of personnel and equipment goods and materials.
The technical solution adopted in the utility model is:
A kind of self detection device of the load faulty of energy-saving electric power, it is characterised in that: include that DSP control panel, data are adopted
Collect plate, display screen, includes MCU main control module, light-coupled isolation module two, RS485 transceiver module, power supply in the data acquisition board
Circuit, several groups data acquisition circuit and light-coupled isolation module one, every group of data acquisition circuit and light-coupled isolation module one are corresponding
One load, the data acquisition circuit include linear optical coupling PC817, resistance R1, resistance R2,1,2 pipes of linear optical coupling PC817
Foot is connected with the both ends of resistance R2 respectively, and one end of resistance R2 connects COM1 terminal, the other end of resistance R2 and the one of resistance R1
End is connected, and the other end of resistance R1 connects 1 terminal, and COM1 terminal connects zero curve, and 1 terminal connects its firewire for corresponding to load, line
Signal output end of 3,4 pins of property optocoupler PC817 as data acquisition circuit；The signal output end of the data acquisition circuit
The signal input part of corresponding light-coupled isolation module one connects, the signal output end of each light-coupled isolation module one and MCU master
Control the signal input part connection of module, MCU main control module is bi-directionally connected with light-coupled isolation module two, light-coupled isolation module two and
RS485 transceiver module is bi-directionally connected, and RS485 transceiver module is connected in RS485 bus, power circuit be data acquisition board on its
Remaining module for power supply；The data acquisition board passes through RS485 bus and DSP control panel two-way communication link, DSP control panel and display
Screen communication connection.
Self detection device of the load faulty of a kind of energy-saving electric power, it is characterised in that: in the data acquisition board
It further include watchdog module, memory module.
A kind of self detection device of the load faulty of energy-saving electric power, it is characterised in that: the light-coupled isolation module
One, two model PLC817.
A kind of self detection device of the load faulty of energy-saving electric power, it is characterised in that: the RS485 transceiver module
Model SN75176BP.
The principles of the present invention are:
In data acquisition circuit, COM1 connection zero curve, the firewire of 1 connection load, in the case where load has electricity, the circuit
The phase voltage detected is gone out by 1,2 pins that resistance R1, R2 be divided to PC817, and 1,2 pins are connected at this time, makes PC817
3,4 pins export low level；In the case where load is without electricity, the phase voltage which detects is carried out by resistance R1, R2
1,2 pins for being divided to PC817 go out, and 1,2 pins are not turned at this time, and 3,4 pins of PC817 is made to export high level.
In data acquisition board, the low and high level of each optocoupler is acquired by the I/O port on MCU, so that carrying out judgement load is
No failure, such as fault-free, DSP control panel send inquiry code to data acquisition board, data acquisition board by RS485 bus
The data tested are passed through into RS485 bus transfer on DSP control panel using 16 systems simultaneously after obtaining order.
It after DSP control panel obtains the data of data acquisition board, is analyzed, is converted the data of 16 systems to binary
Data, high level are 1 (load fault-free), and low level is 0 (load is faulty), are analyzed one by one, 16 system numbers can only divide
16 road loading conditions are analysed, are successively analyzed.In the data analyzed by RS485 bus transfer to display screen, display screen is connect
After receiving data, the display of load faulty situation is carried out, it is such as faulty, then it shows any road load faulty and carries out buzzer report
It is alert.
The utility model has the beneficial effects that:
The utility model increases intelligent monitoring load equipment in the prior art, is loading when something goes wrong, can be timely
Problem information is fed back to backstage show and show device screen and alarm reminded personnel plant issue occur.
Detailed description of the invention
Fig. 1 is the circuit diagram of data acquisition circuit.
Fig. 2 is the schematic block diagram of data acquisition board.
Fig. 3 is the whole schematic block diagram of the utility model.
Specific embodiment
As shown in Figure 1, 2, 3, a kind of self detection device of the load faulty of energy-saving electric power includes DSP control panel 1, number
It include MCU main control module 5, light-coupled isolation module 26, RS485 transmitting-receiving in the data acquisition board 2 according to collection plate 2, display screen 3
Module 7, power circuit 8, several groups data acquisition circuit 9 and light-coupled isolation module 1, every group of data acquisition circuit 9 and optocoupler
The corresponding load 4 of isolation module 1, the data acquisition circuit 9 includes linear optical coupling PC817, resistance R1, resistance R2, line
Property optocoupler PC817 1,2 pins be connected respectively with the both ends of resistance R2, one end of resistance R2 connects COM1 terminal, resistance R2's
The other end is connected with one end of resistance R1, and the other end of resistance R1 connects 1 terminal, and COM1 terminal connects zero curve, and 1 terminal connects it
The firewire of corresponding load, signal output end of 3,4 pins of linear optical coupling PC817 as data acquisition circuit 9；The data are adopted
The signal input part of the corresponding light-coupled isolation module 1 of the signal output end on 9 tunnel of current collection connects, each light-coupled isolation module
One 10 signal output end is connect with the signal input part of MCU main control module 5, MCU main control module 5 and light-coupled isolation module 26
It is bi-directionally connected, light-coupled isolation module 26 and RS485 transceiver module 7 is bi-directionally connected, and it is total that RS485 transceiver module 7 is connected to RS485
On line 11, power circuit 8 is remaining module for power supply in data acquisition board 2；The data acquisition board 2 by RS485 bus 11 with
1 two-way communication link of DSP control panel, DSP control panel 1 and display screen 3 communicate to connect.
It further include watchdog module 12, memory module 13 in data acquisition board 2.
The model PLC817 of light-coupled isolation module one, two.The model SN75176BP of RS485 transceiver module.
As shown in Figure 1, COM1 connection zero curve, the firewire of 1 connection load has the feelings of electricity in load in data acquisition circuit 9
Under condition, the phase voltage which detects is gone out by 1,2 pins that resistance R1, R2 be divided to PC817, at this time 1,2 pin
Conducting makes 3,4 pins of PC817 export low level；In the case where load is without electricity, the phase voltage which detects passes through electricity
1,2 pins that resistance R1, R2 be divided to PC817 go out, and 1,2 pins are not turned at this time, and 3,4 pins of PC817 is made to export high electricity
It is flat.
As shown in Figure 2,3, in data acquisition board 2, the low and high level of each optocoupler is acquired by the I/O port on MCU, thus
It carries out judging whether load breaks down, such as fault-free, DSP control panel 1 sends inquiry code to data by RS485 bus 11
Collection plate 2, data acquisition board 2 are simultaneously transmitted the data tested using 16 systems after obtaining order by RS485 bus 11
To on DSP control panel 1.
It after DSP control panel 1 obtains the data of data acquisition board, is analyzed, converts binary system for the data of 16 systems
Data, high level is 1 (load fault-free), and low level is 0 (load is faulty), is analyzed one by one, 16 system numbers can only
16 road loading conditions are analyzed, are successively analyzed.Display screen 3 is transferred to by RS485 bus 11 in the data analyzed, is shown
After screen 3 receives data, the display of 4 fault conditions of load is carried out, it is such as faulty, then it shows any road load faulty and carries out buzzing
Device alarm.
Claims (4)
1. a kind of self detection device of the load faulty of energy-saving electric power, it is characterised in that: include DSP control panel, data acquisition
Plate, display screen include MCU main control module, light-coupled isolation module two, RS485 transceiver module, power supply electricity in the data acquisition board
Road, several groups data acquisition circuit and light-coupled isolation module one, every group of data acquisition circuit and light-coupled isolation module one corresponding one
A load, the data acquisition circuit include linear optical coupling PC817, resistance R1, resistance R2,1,2 pins of linear optical coupling PC817
It is connected respectively with the both ends of resistance R2, one end of resistance R2 connects COM1 terminal, the other end of resistance R2 and one end of resistance R1
It is connected, the other end of resistance R1 connects 1 terminal, and COM1 terminal connects zero curve, and 1 terminal connects its firewire for corresponding to load, linearly
Signal output end of 3,4 pins of optocoupler PC817 as data acquisition circuit；The signal output end of the data acquisition circuit with
The signal input part of its corresponding light-coupled isolation module one connects, the signal output end of each light-coupled isolation module one and MCU master control
The signal input part of module connects, and MCU main control module is bi-directionally connected with light-coupled isolation module two, light-coupled isolation module two and
RS485 transceiver module is bi-directionally connected, and RS485 transceiver module is connected in RS485 bus, power circuit be data acquisition board on its
Remaining module for power supply；The data acquisition board passes through RS485 bus and DSP control panel two-way communication link, DSP control panel and display
Screen communication connection.
2. a kind of self detection device of the load faulty of energy-saving electric power according to claim 1, it is characterised in that: the number
According to further including watchdog module, memory module on collection plate.
3. a kind of self detection device of the load faulty of energy-saving electric power according to claim 1, it is characterised in that: the light
The model PLC817 of coupling isolation module one, two.
4. a kind of self detection device of the load faulty of energy-saving electric power according to claim 1, it is characterised in that: described
The model SN75176BP of RS485 transceiver module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821940423.1U CN209264934U (en) | 2018-11-23 | 2018-11-23 | A kind of self detection device of the load faulty of energy-saving electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821940423.1U CN209264934U (en) | 2018-11-23 | 2018-11-23 | A kind of self detection device of the load faulty of energy-saving electric power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209264934U true CN209264934U (en) | 2019-08-16 |
Family
ID=67563770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821940423.1U Expired - Fee Related CN209264934U (en) | 2018-11-23 | 2018-11-23 | A kind of self detection device of the load faulty of energy-saving electric power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209264934U (en) |
-
2018
- 2018-11-23 CN CN201821940423.1U patent/CN209264934U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20201123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |