CN203733017U - Switch cabinet dynamic indicating device - Google Patents
Switch cabinet dynamic indicating device Download PDFInfo
- Publication number
- CN203733017U CN203733017U CN201320892136.9U CN201320892136U CN203733017U CN 203733017 U CN203733017 U CN 203733017U CN 201320892136 U CN201320892136 U CN 201320892136U CN 203733017 U CN203733017 U CN 203733017U
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- switch cubicle
- microprocessor
- indicating device
- unit
- dynamic indicating
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Abstract
The utility model discloses a dynamic indicating device which uses a STC chip to realize intelligent simulation. An STC12C5A32AD microcontroller newly produced in an STC company is mainly used in the device, and a nixie tube is used to display in the intelligent simulation dynamic indicating device. The device mainly comprises a microcontroller, a digital display, a drive circuit, a humiture acquisition circuit, a switching value acquisition circuit, a control output circuit, and a communication interface circuit, etc. since the highly integrated chip is used, the hardware design structure is simplified, and use and reliability performance of the product is improved.
Description
Technical field
The utility model relates to and utilizes STC chip to realize the dynamic indicating device of intelligent simulation.
Background technology
In today of industrial automation electronic technology high speed development, various electronic information are expressed need to be more and more clear and intuitive, and traditional switch cubicle is to adopt once to simulate board, electromagnetic switch positioning indicator, earth detector, live locking indicator, the discrete device assemblings such as heater failure monitor, be arranged on again in switch cabinet body, many and the numerous and diverse neither easily damages attractive in appearance of these devices, be not easy to safeguard, the dynamically state of indicator cock cabinet, cannot realize computerized intelligent management, more complicated Temperature and Humidity Control is implemented to the problem points such as more difficult.
Utility model content
Technical problem to be solved in the utility model is to realize one will once simulate the dynamic indicating device of the integrated intelligent simulation of the device such as direction board, electromagnetic switch positioning indicator.
To achieve these goals, the technical solution adopted in the utility model is: the dynamic indicating device of a kind of switch cubicle, comprise microprocessor, AD converting unit, communication interface, driving circuit, display, storer, switching value and push button signalling collecting unit, temperature control output unit and humiture collection unit, described humiture collection unit is arranged in switch cubicle and the signal of collection is delivered to microprocessor through AD converting unit, described communication interface connects microprocessor and host computer, the display of described microprocessor output is delivered to display through driving circuit, described storer is connected with microprocessor, the control signal of control panel is delivered to microprocessor by described switching value and push button signalling collecting unit, the control signal of described microprocessor output is delivered to cooling mechanism and desiccant body through temperature control output unit.
Described microprocessor is STC12C5A32AD microcontroller.
Described communication interface comprises serial RS-485 communication interface and RSM485CT isolation transceiver module.
Described door of switch cabinet and backboard are provided with louvre, and the backboard louvre place in described switch cubicle is provided with radiator fan.
Device in described switch cubicle and cabinet door and device and be provided with and hang down to the unsettled heating unit in cabinet middle part by the cabinet top between backboard, be connected and fixed by dismountable socket and jack between the heating unit between described device and cabinet door and cabinet top.
In device in described switch cubicle, be equipped with independently temperature sensor and cooling fan.
The dynamic indicating device of the utility model can be clear and intuitive and can be directly replaced traditional switch once simulation direction board cashier's office in a shop, the devices such as electromagnetic switch positioning indicator, make product with integrated configuration relevant equipment in switch cubicle, this device adopts modern electronic technology, sensor technology, mechanics of communication, computer networking technology, complete the on off state instruction of the isolating switch of Medium Voltage Switchgear, the position instruction of isolating switch, the position instruction of earthing, the instruction of spring energy-storage state, electrification in high voltage instruction, electrification in high voltage blocking function, realize two kinds of heating and dehumidifications of automatic/hand simultaneously, the functions such as Temperature and Humidity Control.
In addition, this device has been simplified the panel construction design of switch cubicle greatly, beautifies the panel layout of switch cubicle; improve the deixis of switch cubicle, make loop state very clear, its electric-magnetic lock function; can strengthen the security performance of switch cubicle, to life, protection has great protective effect.
Brief description of the drawings
Below the mark in content and figure that in the utility model instructions, every width accompanying drawing is expressed is briefly described:
Fig. 1 is dynamic indicating device system chart;
Fig. 2 is microprocessor peripheral circuit schematic diagram in Fig. 1;
Fig. 3 is driving circuit and display circuit schematic diagram in Fig. 1;
Fig. 4 is communication interface circuit schematic diagram in Fig. 1;
Fig. 5 is the process flow diagram of master routine;
Fig. 6 is initialize routine process flow diagram;
Fig. 7 is for controlling and display routine process flow diagram;
Mark in above-mentioned figure is: 1, microprocessor; 2, AD converting unit; 3, communication interface; 4, driving circuit; 5, display; 6, storer; 7, switching value and push button signalling collecting unit; 8, temperature control output unit; 9, humiture collection unit.
Embodiment
Known referring to Fig. 1, the dynamic indicating device of switch cubicle comprises microprocessor 1, AD converting unit 2, communication interface 3, driving circuit 4, display 5, storer 6, switching value and push button signalling collecting unit 7, temperature control output unit 8 and humiture collection unit 9, describes in detail below with regard to all parts:
The STC12C5A32AD microcontroller that microprocessor 1 adopts STC Corporation to produce, it is the core of whole hardware, as shown in Figure 2, crystal oscillator proportion is the passive crystal oscillator of 18.432MHz, realize the circuit to each function by the programming of software, the timer of microprocessor 1 interrupts reading keyboard collection value for timing, reads the overtime control of input switch amount collection value communication.
Humiture collection unit 9 comprises the temperature sensor and the humidity sensor that are arranged in switch cubicle, and temperature sensor arranges multiple conventionally, is arranged on respectively on the each components and parts in switch cubicle, gathers respectively its temperature.
Temperature and humidity signal in the cabinet that AD converting unit 2 gathers humiture collection unit 9 carries out A/D conversion, and the value of conversion is delivered to microprocessor 1.
Communication interface 3 comprises serial RS-485 communication interface and RSM485CT isolation transceiver module, it connects microprocessor 1 and host computer, as shown in Figure 4, communication interface 3 adopts the data that serial communication RS-485 interface sends over host computer to send microprocessor 1 to by isolation transceiver module RSM485CT, microprocessor 1 feeds back signal to host computer by it again, realizes the conversion between information.RSM485CT is connected with P3.0 and the P3.1 of microprocessor 1, carries out the instruction of host computer, and receiving end RXD receives data, and transmitting terminal TXD sends data, realizes the teletransmission of tested electric quantity data.In serial ports, be provided with the disconnected actuating unit of judging, be used for determining whether execution communication, if carry out communication, when host computer wakes the machine up, the machine saving scene immediately accordingly, receive after frame data, microprocessor 1 carries out CRC check to receiving data, if check results is correct, illustrate that reception data are entirely true, microprocessor 1 responds host computer instruction, and query function code goes to carry out the functions such as remote signalling, remote measurement, remote control according to function code.
Microprocessor 1 connects display 5 through driving circuit 4, as shown in Figure 3, display 5 is LED charactron, microprocessor 1 is to P1.0-1.3, P4.2, P0.2-P0.3 input port inter-process, realize the demonstration control to LED, thereby the collection value of humiture is correctly presented on charactron through computing, can humiture be set by the key that arranges on panel simultaneously, reach heating or air draft control through CPU microcontroller analysis conversion, thereby realize the control to humiture.
Storer 6 is connected with microprocessor 1, storer 6 adopts eeprom memory 6, microprocessor 1 is controlled EEPROM CAT1025J by I2C square of bus, thereby the humiture heating of setting and air draft value, address, communication baud rate equivalence are saved in EEPROM, so that dead electricity persistence.
The button control signal on switch cubicle control panel is delivered to microprocessor 1 by switching value and push button signalling collecting unit 7, for the control of setting parameter and switch cubicle.
Temperature control output unit 8 connects cooling mechanism, desiccant body and microprocessor 1, carries out for the control command of microprocessor 1 being delivered to cooling mechanism and desiccant body.Desiccant body is included in door of switch cabinet and backboard is provided with louvre, and the backboard louvre place in switch cubicle is provided with radiator fan, be used for blowing out malaria, device in this external switch cubicle and cabinet door and device and be provided with and hang down to the unsettled heating unit in cabinet middle part by the cabinet top between backboard, heating unit can be heating resistance wire, be used for evaporating moisture in cabinet, heating unit is unsettled, do not contact with components and parts with cabinet, be for the temperature in heating cabinet, and discharged by radiator fan.For convenience of plant maintenance, between the heating unit between device and cabinet door and cabinet top, be connected and fixed by dismountable socket and jack.Cooling mechanism comprises the cooling fan being arranged on the interior each device of switch cubicle, and each temperature sensor and a cooling fan pairing, complete device heat radiation work, and can guarantee that heat radiation is more targeted.
In view of above-mentioned project organization, the demonstration that the collection value conversion of initialization apparatus, timer interrupt response, humiture, EEPROM storage are arranged data, humiture data by native system, the response that communication serial ports interrupts etc. integrally combine effectively, realize all functions of the dynamic indicating device of intelligent simulation, because employing is up-to-date import STC chip, simplify hardware design structure, strengthen the jamproof function of chip, improved the reliability of product.
Based on said apparatus system, as shown in Figure 5, the control method of the dynamic indicating device of switch cubicle is as follows:
Step 1, system start, and start action;
Step 2, microprocessor 1 carry out initial work, i.e. the definition of microprocessor 1 input/output port, interrupt register, global variable, timer, EEPROM interruption, serial communication interruption, Configuration of baud rate etc. carry out initialization; Specifically as shown in Figure 6, first initial work defines the input and output pin of microprocessor 1, then storer 6 is interrupted carrying out initialization setting and definition, then the time constant of timer is set, then serial communication is arranged, and defines communication baud rate simultaneously.The A/D conversion value that gathers afterwards humiture in cabinet, the priority that interruption is set is afterwards opened interruption, finally returns to master routine;
Step 3, judge whether look-at-me, if enter step 4, entered if not step 5;
Step 4; After carrying out interruption, enter step 5;
Step 5, carry out temperature humidity collection;
Step 6, the temperature and humidity information collecting is calculated and carried out logic analysis;
Step 7, the humiture calculating is delivered to display 5 shows, specifically as shown in Figure 7, start after action, gather humiture value in switch cubicle, carry out A/D conversion to collecting switch cubicle humiture value afterwards, afterwards numerical evaluation and analysis after A/D conversion are shown to correct humiture and logic judge information, finally numerical value is sent into display 5 and shown;
Step 8, judge whether control panel has parameter signalization; If enter step 9, return to if not step 3 circulation master routine;
Step 9, storage execution parameter arrange order, return to step 3 circulation master routine after execution.
For the Temperature and Humidity Control of step 6, first need in storer 6, preset ceiling temperature threshold values, lower limit temperature threshold values, upper limit humidity threshold values and lower limit humidity threshold values, wherein ceiling temperature threshold values is greater than lower limit temperature threshold values, and upper limit humidity threshold values is higher than lower limit humidity threshold values, and preferably there is certain gap, thereby avoid cooling mechanism and the work of desiccant body repeatedly starting and stopping.
When work, microprocessor 1 is compared the temperature and humidity information of collection and upper limit threshold values; Specifically, if the temperature of certain temperature sensor collection exceedes ceiling temperature threshold values, open the cooling fan of relevant position, if temperature, lower than lower limit temperature threshold values, is closed cooling fan; If humidity exceedes upper limit humidity threshold values, open radiator fan and heating unit, if humidity is lower than lower limit humidity threshold values, close radiator fan and heating unit;
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.
Claims (6)
1. the dynamic indicating device of switch cubicle, it is characterized in that: comprise microprocessor, AD converting unit, communication interface, driving circuit, display, storer, switching value and push button signalling collecting unit, temperature control output unit and humiture collection unit, described humiture collection unit is arranged in switch cubicle and the signal of collection is delivered to microprocessor through AD converting unit, described communication interface connects microprocessor and host computer, the display of described microprocessor output is delivered to display through driving circuit, described storer is connected with microprocessor, the control signal of control panel is delivered to microprocessor by described switching value and push button signalling collecting unit, the control signal of described microprocessor output is delivered to cooling mechanism and desiccant body through temperature control output unit.
2. the dynamic indicating device of switch cubicle according to claim 1, is characterized in that: described microprocessor is STC12C5A32AD microcontroller.
3. the dynamic indicating device of switch cubicle according to claim 1, is characterized in that: described communication interface comprises serial RS-485 communication interface and RSM485CT isolation transceiver module.
4. the dynamic indicating device of switch cubicle according to claim 1, is characterized in that: described door of switch cabinet and backboard are provided with louvre, and the backboard louvre place in described switch cubicle is provided with radiator fan.
5. the dynamic indicating device of switch cubicle according to claim 4, it is characterized in that: the device in described switch cubicle and cabinet door and device and be provided with and hang down to the unsettled heating unit in cabinet middle part by the cabinet top between backboard, be connected and fixed by dismountable socket and jack between the heating unit between described device and cabinet door and cabinet top.
6. the dynamic indicating device of switch cubicle according to claim 5, is characterized in that: in the device in described switch cubicle, be equipped with independently temperature sensor and cooling fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320892136.9U CN203733017U (en) | 2013-12-31 | 2013-12-31 | Switch cabinet dynamic indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320892136.9U CN203733017U (en) | 2013-12-31 | 2013-12-31 | Switch cabinet dynamic indicating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203733017U true CN203733017U (en) | 2014-07-23 |
Family
ID=51203078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320892136.9U Expired - Fee Related CN203733017U (en) | 2013-12-31 | 2013-12-31 | Switch cabinet dynamic indicating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203733017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760935A (en) * | 2013-12-31 | 2014-04-30 | 安徽鑫龙电器股份有限公司 | Switch cabinet dynamic indicating device and control method thereof |
| CN105573390A (en) * | 2016-02-18 | 2016-05-11 | 安徽中电电气有限公司 | Automatic control device of temperature and humidity of switch cabinet |
-
2013
- 2013-12-31 CN CN201320892136.9U patent/CN203733017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103760935A (en) * | 2013-12-31 | 2014-04-30 | 安徽鑫龙电器股份有限公司 | Switch cabinet dynamic indicating device and control method thereof |
| CN105573390A (en) * | 2016-02-18 | 2016-05-11 | 安徽中电电气有限公司 | Automatic control device of temperature and humidity of switch cabinet |
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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 |
Granted publication date: 20140723 Termination date: 20161231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |