CN206698019U - A kind of mining low tension switch microcomputer monitor and protection device - Google Patents
A kind of mining low tension switch microcomputer monitor and protection device Download PDFInfo
- Publication number
- CN206698019U CN206698019U CN201720450037.3U CN201720450037U CN206698019U CN 206698019 U CN206698019 U CN 206698019U CN 201720450037 U CN201720450037 U CN 201720450037U CN 206698019 U CN206698019 U CN 206698019U
- Authority
- CN
- China
- Prior art keywords
- low tension
- tension switch
- voltage detecting
- side voltage
- microcomputer
- 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.)
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Keying Circuit Devices (AREA)
Abstract
It the utility model is related to a kind of mining low tension switch microcomputer monitor and protection device,Including enter line side voltage detecting circuit,Outgoing line side voltage detecting circuit,Analog-digital converter,Comparator,Microcomputer,Divide-shut brake drive circuit,Radio communication circuit and monitor terminal,Enter line side voltage detecting circuit is connected electrically on the input of mining low tension switch,Outgoing line side voltage detecting circuit is connected electrically in the output end of mining low tension switch,Enter line side voltage detecting circuit is connected electrically on an input of the comparator by the first analog-digital converter,Outgoing line side voltage detecting circuit is connected electrically on another input of comparator by the second analog-digital converter,The output end of comparator is connected electrically on the input of microcomputer,The input of divide-shut brake drive circuit is connected electrically in the output end of microcomputer,The output end of combined floodgate circuit electrically connects with the breaker of mining low tension switch.The utility model can avoid the problem of sensitive failure of Mine Switch itself and big working strength.
Description
Technical field
It the utility model is related to the monitoring and protecting device of low tension switch, and in particular to a kind of mining low tension switch micro computer monitoring
Protection device.
Background technology
Low tension switch is widely used in low-voltage distribution system, when the failures such as under-voltage, overload, short circuit occur for circuit,
Low tension switch adjust automatically, so as to protect electrical equipment；The low tension switch of electric power system plays very important under current mine
Effect, still, the situation of sensitive failure often occurs in low tension switch itself, and thus circuit can not be carried out well to owe electricity
Pressure, overload, short-circuit protection；Existing mining low tension switch is required for manually carrying out live combined floodgate after tripping simultaneously, causes
Working strength is big.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of mining low tension switch microcomputer monitor and protection device, can
To carry out under-voltage, overload, short-circuit protection to circuit well, while labor intensity can be reduced.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of mining low tension switch microcomputer monitor and protection
Device, including enter line side voltage detecting circuit, outgoing line side voltage detecting circuit, analog-digital converter, comparator, microcomputer, divide-shut brake
Drive circuit, radio communication circuit and monitor terminal, the enter line side voltage detecting circuit are connected electrically in mining low tension switch
On input, the outgoing line side voltage detecting circuit is connected electrically in the output end of mining low tension switch, the analog-digital converter
Provided with two, respectively the first analog-digital converter and the second analog-digital converter, the enter line side voltage detecting circuit pass through described
First analog-digital converter is connected electrically on an input of the comparator, and the outgoing line side voltage detecting circuit passes through described
Second analog-digital converter is connected electrically on another input of the comparator, and the output end of the comparator is connected electrically in institute
State on the input of microcomputer, the input of the divide-shut brake drive circuit is connected electrically in the output end of the microcomputer, the conjunction
The output end of lock circuit is electrically connected with the breaker of mining low tension switch, and radio communication circuit, institute are also equipped on the microcomputer
State monitor terminal and telecommunication is carried out by the wireless communication line and the microcomputer.
The beneficial effects of the utility model are：A kind of mining low tension switch microcomputer monitor and protection device of the utility model passes through
Collection and more mining low tension switch input and the voltage of output end, using MICROCOMPUTER PROCESSING result of the comparison, draw in circuit
Failure and low tension switch working condition in the line, and be wirelessly transmitted to monitor terminal, be monitored for related personnel；Together
When, microcomputer can avoid the sensitive mistake of Mine Switch itself by the divide-shut brake of divide-shut brake drive circuit On-line Control Mine Switch
The problem of effect and working strength are big.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the enter line side voltage detecting circuit is connected to by optocoupler on the input of mining low tension switch, institute
Outgoing line side voltage detecting circuit is stated to be connected to by optocoupler in the output end of mining low tension switch.
It is using the above-mentioned further beneficial effect of scheme：Optocoupler can improve the safety of the utility model when in use
Property.
Further, the radio communication circuit is specially RS485 telecommunication circuits.
Brief description of the drawings
Fig. 1 is a kind of circuit block diagram of mining low tension switch microcomputer monitor and protection device of the utility model.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
As shown in figure 1, a kind of mining low tension switch microcomputer monitor and protection device, including enter line side voltage detecting circuit, go out
Line side voltage detecting circuit, analog-digital converter, comparator, microcomputer, divide-shut brake drive circuit, radio communication circuit and monitoring are eventually
End, the enter line side voltage detecting circuit are connected electrically on the input of mining low tension switch, the outgoing line side voltage detecting electricity
Road is connected electrically in the output end of mining low tension switch, and the analog-digital converter is provided with two, respectively the first analog-digital converter
With the second analog-digital converter, the enter line side voltage detecting circuit is connected electrically in the comparison by first analog-digital converter
On one input of device, the outgoing line side voltage detecting circuit is connected electrically in the comparison by second analog-digital converter
On another input of device, the output end of the comparator is connected electrically on the input of the microcomputer, and the divide-shut brake drives
The input of dynamic circuit is connected electrically in the output end of the microcomputer, output end and the mining low tension switch of the combined floodgate circuit
Breaker electrically connects, and is also equipped with radio communication circuit on the microcomputer, the monitor terminal passes through the wireless communication line
Telecommunication is carried out with the microcomputer.Opened specifically, the enter line side voltage detecting circuit is connected to mining low pressure by optocoupler
On the input of pass, the outgoing line side voltage detecting circuit is connected to by optocoupler in the output end of mining low tension switch.It is described
Radio communication circuit is specially RS485 telecommunication circuits.
The course of work of the present utility model is：Enter line side voltage detecting circuit is used to detect mining low tension switch input
Voltage, outgoing line side voltage detecting circuit are used for the voltage for detecting mining low tension switch output end, the first analog-digital converter and second
The voltage analog of the mining low tension switch input of detection and output end is converted into digital quantity by analog-digital converter respectively, then
It is compared by comparator, result of the comparison is sent to microcomputer and handled by comparator, draws failure in circuit and low
The working condition to compress switch in the line, and monitor terminal is wirelessly transmitted to, it is monitored for related personnel；Meanwhile microcomputer leads to
The divide-shut brake of divide-shut brake drive circuit On-line Control Mine Switch is crossed, the sensitive failure of Mine Switch itself and work can be avoided strong
Spend the problem of big；For example, judged according to the result of microcomputer, mining low tension switch should separating brake or combined floodgate, and due to mining
The problem of low tension switch itself is sensitive does not have separating brake action, and now, microcomputer drives mining low pressure by divide-shut brake drive circuit
Separating brake or combined floodgate are switched, the problem of can so avoiding the sensitive working strength of becoming estranged of Mine Switch itself big.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (3)
- A kind of 1. mining low tension switch microcomputer monitor and protection device, it is characterised in that：Including enter line side voltage detecting circuit, outlet Side voltage detecting circuit, analog-digital converter, comparator, microcomputer, divide-shut brake drive circuit, radio communication circuit and monitor terminal, The enter line side voltage detecting circuit is connected electrically on the input of mining low tension switch, the outgoing line side voltage detecting circuit electricity It is connected in the output end of mining low tension switch, the analog-digital converter is provided with two, respectively the first analog-digital converter and the Two analog-digital converters, the enter line side voltage detecting circuit are connected electrically in the comparator by first analog-digital converter On one input, the outgoing line side voltage detecting circuit is connected electrically in the comparator by second analog-digital converter On another input, the output end of the comparator is connected electrically on the input of the microcomputer, the divide-shut brake driving electricity The input on road is connected electrically in the output end of the microcomputer, the output end of the combined floodgate circuit and the switch of mining low tension switch Lock electrically connects, and is also equipped with radio communication circuit on the microcomputer, the monitor terminal passes through the wireless communication line and institute State microcomputer and carry out telecommunication.
- A kind of 2. mining low tension switch microcomputer monitor and protection device according to claim 1, it is characterised in that：The inlet wire Side voltage detecting circuit is connected to by optocoupler on the input of mining low tension switch, and the outgoing line side voltage detecting circuit passes through Optocoupler is connected in the output end of mining low tension switch.
- A kind of 3. mining low tension switch microcomputer monitor and protection device according to claim 1 or 2, it is characterised in that：It is described Radio communication circuit is specially RS485 telecommunication circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720450037.3U CN206698019U (en) | 2017-04-26 | 2017-04-26 | A kind of mining low tension switch microcomputer monitor and protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720450037.3U CN206698019U (en) | 2017-04-26 | 2017-04-26 | A kind of mining low tension switch microcomputer monitor and protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206698019U true CN206698019U (en) | 2017-12-01 |
Family
ID=60446528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720450037.3U Active CN206698019U (en) | 2017-04-26 | 2017-04-26 | A kind of mining low tension switch microcomputer monitor and protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206698019U (en) |
-
2017
- 2017-04-26 CN CN201720450037.3U patent/CN206698019U/en active Active
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