CN208488659U - A kind of long-range control and the intelligent switching device locally controlled - Google Patents
A kind of long-range control and the intelligent switching device locally controlled Download PDFInfo
- Publication number
- CN208488659U CN208488659U CN201820622740.2U CN201820622740U CN208488659U CN 208488659 U CN208488659 U CN 208488659U CN 201820622740 U CN201820622740 U CN 201820622740U CN 208488659 U CN208488659 U CN 208488659U
- Authority
- CN
- China
- Prior art keywords
- master control
- long
- control processing
- chip
- interface
- 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 long-range intelligent switching devices for controlling and locally controlling, including master control to handle chip, local monitor unit, remote monitoring unit, hardware interface, main circuit；There are two RS485 communication interface, master control processing chips to be connected respectively with local monitor unit, remote monitoring unit by two RS485 communication interfaces for the master control processing chip tool；Hardware circuit or hardware device handle chip with master control by hardware interface and are connected；Main circuit is connected with master control processing chip.
Description
Technical field
The utility model belongs to communication field, is related to Power Supply Monitoring, specifically, the utility model relates to a kind of long-range controls
System and the switching device locally controlled.
Background technique
With the rapid development of computer technology, the data-handling capacity of chip becomes increasingly stronger, can handle a large amount of
Digital operation and logical operation, and be furnished with multiple external communication interfaces, meet user demand.A large amount of terminal device is ok
It is attached by RS485 communication, user carries out real-time operation and monitoring in addition to thinking station before device side, to equipment, it is also desirable to
Also equipment can be operated and be monitored except several meters even km.This requires many industrial control systems are all necessary
It is furnished with remote monitoring unit and local monitor unit simultaneously.
But long-range monitoring is in different display units and operating unit from local monitor, needs through communication transfer reality
When show, while also needing to control different data of the chip processing from long-range monitoring and local monitor, according to the result of processing
Main circuit is controlled, and data are fed back respectively to local monitor and remote monitoring unit.There is no good system structure
Figure and data processing scheme, can not be simultaneously using long-range monitoring and local monitor.
Aiming at the problem that long-range control and local control can not use simultaneously.The solution mainly used at present has: (1)
Traditional system schema is by additional remote control and this control switching switch, and control chip is switched remotely by detection switch state
Control or local control, but the program is in addition to that need to add a switching switch, the also operation of inconvenience user；(2) it is using
Under the not high application of performance requirement, long-range monitoring and local monitor are separately controlled, i.e., long-range monitoring does not go to inquire local prison
The parameter of control, local monitor also do not go to inquire the parameter remotely monitored, directly control machinery equipment.The processing scheme is relatively simple
It is practical, but the local monitor of the program and remotely monitor asynchronous, under the higher application of monitoring requirement, it is unable to satisfy prison
Control requires.
Summary of the invention
The utility model proposes the long-range control of one kind and this aiming at the problem that long-range monitoring and local monitor use at the same time
The intelligent switching device of ground control, keeps remote monitoring unit synchronous with local monitor cell data.
In order to achieve the goal above, the technical solution adopted by the present invention are as follows: a kind of long-range intelligence for controlling and locally controlling
Change switching device, including master control handles chip, local monitor unit, remote monitoring unit, hardware interface, main circuit；Described
Master control handles chip tool there are two RS485 communication interface, master control handle chip by two RS485 communication interfaces respectively with local
Monitoring unit, remote monitoring unit are connected；Hardware circuit or hardware device handle chip with master control by hardware interface and are connected
It connects；Main circuit is connected with master control processing chip.
Further, the local monitor unit has RS485 communication interface, which has a-signal line and B signal
Line, a-signal line and B signal line change into the TX and RX of SCI rs 232 serial interface signal through oversampling circuit, and rs 232 serial interface signal TX and RX pass through light-coupled isolation
Later, it is connected with the SCI pin of master control processing chip.
Further, the remote monitoring unit is exported by the USB interface of computer, turns 485 turns by USB interface
Parallel operation is connected with master control processing chip, then 485 signals are converted into serial ports SCI, eventually enters into master control processing chip.
The technical effects of the invention are that: the utility model by master control handle chip centered on, connection remote monitoring unit,
The circuit of local monitor unit and hardware interface communicates transmitting data by RS485, handles long-range monitoring and local monitor is sent
The instruction to come over, and the result of processing is fed back into long-range monitoring and local monitor unit, keep data synchronous.
Detailed description of the invention
Utility model is described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the utility model
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is intelligent switching device system schematic according to the present utility model；
Fig. 2 is master control processing chip and its interlock circuit schematic diagram according to the present utility model；
Fig. 3 is 485 turns of serial port circuit figures according to the present utility model；
Fig. 4 is hardware interface circuit figure according to the present utility model.
Specific embodiment
Referring to attached drawing, a kind of long-range intelligent switching device for controlling and locally controlling provided by the utility model, comprising:
Master control handles chip, and using TMS320F28062, which has input and output I/O port, is capable of handling external hardware
The input signal of circuit；Have AD sample detecting, can be carried out digital operation and logical process；Have two serial communication interfaces,
The instruction of long-range monitoring and local monitor transmission can be received；
Local monitor unit, using touch screen TK6050IP, which has the programmable list of operation and display one
Member also has RS485 communication interface.RS485 communication interface is connected with master control processing chip, can be by real-time
RS485 communications exchange data.
Remote monitoring unit, the VB human-machine operation unit edited using VB are exported by the USB interface of computer, pass through USB
Interface turns 485 converters and is connected with master control processing chip.
Hardware interface can input hardware circuit or hardware of the voltage signal to master control processing chip of 0V, 5V or 3.3V
Equipment usually uses pulse-triggered or signal synchronizing function.
Main circuit has the device and its interlock circuit that can be controlled by main control processing chip, or can be controlled by master
The equipment of control processing chip.
Centered on master control processing chip, connection remote monitoring unit, local monitor unit and hardware connect the utility model
The circuit of mouth communicates transmitting data by RS485, handles the long-range instruction monitored and local monitor sends over, and will processing
Result feed back to long-range monitoring and local monitor unit, keep data synchronous.The utility model proposes the long-range control of one kind
Include following characteristics with the intelligent switching device locally controlled:
Long-range control and local control real time data synchronization；
Long-range control can operate simultaneously with local control, no instruction conflict；
This control switching switch is far controlled without additional, realizes intelligent switching；
The utility model effectively solves the stationary problem for remotely controlling and locally controlling, and no instruction conflict is logical in real time
It crosses RS485 communication and updates director data, user is facilitated to be monitored and operate equipment.
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
A kind of long-range control and the intelligent switching device locally controlled, including master control handle chip, local monitor unit,
Remote monitoring unit, hardware interface, main circuit；The described master control processing chip tool is there are two RS485 communication interface, at master control
Reason chip is connected with local monitor unit, remote monitoring unit respectively by two RS485 communication interfaces；Hardware circuit is hard
Part equipment handles chip with master control by hardware interface and is connected；Main circuit is connected with master control processing chip.
Further, the local monitor unit has RS485 communication interface, which has a-signal line and B signal
Line, a-signal line and B signal line change into the TX and RX of SCI rs 232 serial interface signal through oversampling circuit, and rs 232 serial interface signal TX and RX pass through light-coupled isolation
Later, it is connected with the SCI pin of master control processing chip.
Further, the remote monitoring unit is exported by the USB interface of computer, turns 485 turns by USB interface
Parallel operation is connected with master control processing chip, then 485 signals are converted into serial ports SCI, eventually enters into master control processing chip.
According to the utility model embodiment, the implementation of a kind of long-range control and local intelligent control switching device is provided
Example.
It is as shown in Fig. 1 the long-range intelligent switching device system structure diagram for controlling and locally controlling.The system
Structural schematic diagram includes: master control processing chip, for receiving the long-range instruction controlled and locally control, and carries out data processing,
The result of processing is feedbacked, while controlling the operation of main circuit；Remote monitoring unit, user can be right on a remote device
Equipment is monitored and operates；Local monitor unit, is mounted on the monitoring unit of machinery equipment, and user can Face to face directly
Machinery equipment is operated；Hardware interface (circuit) can be inputted according to user demand as spare I/O port, such as level touching
Hair or impulsive synchronization function；Main circuit, is controlled by the device and its interlock circuit of main control processing chip, or can be controlled by
The equipment of master control processing chip.
Further, as shown in Fig. 2, the present embodiment is had using touch screen TK6050IP as local monitor unit
RS485 communication interface, the interface have 485 a-signal line and B signal line.A-signal line and B signal wire are by as shown in Fig. 3
Circuit diagram, change into the TX and RX of SCI rs 232 serial interface signal.Rs 232 serial interface signal TX and RX pass through after light-coupled isolation, handle core with master control
The SCI pin of piece is connected, and realizes the communication with master control processing chip.
Further, the host computer unit that the present embodiment is edited using VB is as remote monitoring unit, remote monitoring unit
It runs, is exported by the USB interface of computer on computers, turn 485 converters by USB interface, change into RS485 communication signal.
485 signals are converted into serial ports SCI again, master control processing chip is eventually entered into, realizes mutually communication.
Further, the hardware interface (circuit) is designed to that circuit diagram as shown in Fig. 3, IO1 signal pass through
After light-coupled isolation, it is converted into the GPIO mouth that IO2 signal enters master control processing chip TMS320F28062.IO1 is high electricity in attached drawing
When flat 5V, level optocoupler LTV-816S work, IO2 is high level.When IO1 is low level 0V, level optocoupler does not work, IO2
It is pulled down to 0V, is low level.After master control processing chip receives the level signal of hardware interface, logical process is carried out.
Further, master control handles chip after the instruction for receiving long-range monitoring and the transmission of local monitor unit, into
Row data processing, and the result of processing is fed back into long-range monitoring and local monitor unit, keep long-range monitoring and local monitor
Data it is synchronous, prevent the presence of the case where operation conflict.Long-range monitoring and local monitor unit can also according to monitoring demand, under
Inquiry instruction is sent out, the operation data and working condition of machinery equipment are inquired, after master control processing chip receives inquiry instruction, root
Corresponding data are fed back according to the requirement of instruction.
Further, user can also be by remotely monitoring with whether the setting of local monitor unit enables hardware interface circuit
Input signal, realize that the compatibility of numeral input and hardware input function coexists.
Further, master control handles chip, after the instruction for receiving long-range monitoring, local monitor and hardware input, carries out
Number operation and logical process export control signal by IO, control the work of main circuit, comprising: the movement of relay, power
The switch etc. of device.
This programme passes through experimental verification, and function can achieve expected requirement.Local monitor and long-range monitoring can not have
There is intelligent switching in the case where additional hardware switching switch to use.Local monitor and remote monitoring unit can also be shown in real time
Show the operation data and working condition of machinery equipment.
The hardware interface and hardware interface (circuit) is identical concept.
In embodiment provided herein, it should be understood that disclosed technology contents, it can be real by another way
It is existing.Wherein, the apparatus embodiments described above are merely exemplary.Wherein, the voltage value size in circuit, device choosing
Type can reasonably be adjusted according to actual motion needs, can be got a desired effect.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (3)
1. a kind of long-range intelligent switching device for controlling and locally controlling, which is characterized in that chip is handled including master control, it is local
Monitoring unit, remote monitoring unit, hardware interface, main circuit；There are two RS485 communications to connect for the master control processing chip tool
Mouthful, master control processing chip is connected with local monitor unit, remote monitoring unit respectively by two RS485 communication interfaces；Firmly
Part circuit or hardware device handle chip with master control by hardware interface and are connected；Main circuit is connected with master control processing chip.
2. a kind of long-range intelligent switching device for controlling and locally controlling according to claim 1, which is characterized in that institute
The local monitor unit stated has RS485 communication interface, which has a-signal line and B signal line, a-signal line and B signal line warp
Oversampling circuit changes into the TX and RX of SCI rs 232 serial interface signal, and rs 232 serial interface signal TX and RX pass through after light-coupled isolation, with master control processing chip
SCI pin is connected.
3. a kind of long-range intelligent switching device for controlling and locally controlling according to claim 1, which is characterized in that institute
The remote monitoring unit stated is exported by the USB interface of computer, is turned 485 converters by USB interface and is handled chip phase with master control
Connection, then 485 signals are converted into serial ports SCI, eventually enter into master control processing chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820622740.2U CN208488659U (en) | 2018-04-27 | 2018-04-27 | A kind of long-range control and the intelligent switching device locally controlled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820622740.2U CN208488659U (en) | 2018-04-27 | 2018-04-27 | A kind of long-range control and the intelligent switching device locally controlled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208488659U true CN208488659U (en) | 2019-02-12 |
Family
ID=65252381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820622740.2U Active CN208488659U (en) | 2018-04-27 | 2018-04-27 | A kind of long-range control and the intelligent switching device locally controlled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208488659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363336A (en) * | 2018-04-27 | 2018-08-03 | 合肥博鳌电气科技有限公司 | A kind of remote control and the intelligent switching device locally controlled |
| CN110412962A (en) * | 2019-08-30 | 2019-11-05 | 山东黄金矿业(莱州)有限公司三山岛金矿 | A kind of promotion centralized control system that a control is more |
-
2018
- 2018-04-27 CN CN201820622740.2U patent/CN208488659U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108363336A (en) * | 2018-04-27 | 2018-08-03 | 合肥博鳌电气科技有限公司 | A kind of remote control and the intelligent switching device locally controlled |
| CN110412962A (en) * | 2019-08-30 | 2019-11-05 | 山东黄金矿业(莱州)有限公司三山岛金矿 | A kind of promotion centralized control system that a control is more |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208488659U (en) | A kind of long-range control and the intelligent switching device locally controlled | |
| CN203119213U (en) | Power supply connection equipment | |
| CN104932373A (en) | Intelligent industrial network protocol wireless converter | |
| CN108363336A (en) | A kind of remote control and the intelligent switching device locally controlled | |
| CN202093383U (en) | Field bus control module of VPC3+C chip-based electric execution mechanism | |
| CN202975723U (en) | Household intelligent controller and remote household control system | |
| CN205545328U (en) | Support intelligent home gateway of multi -protocols | |
| CN204856482U (en) | Serial ports conversion equipment that can match line preface wantonly | |
| CN203660189U (en) | Multifunctional intelligent socket | |
| CN102891409A (en) | Power supply connecting device | |
| CN201293928Y (en) | Locale bus control module based on PROFIBUS-DP protocol | |
| CN205265371U (en) | Transformer substation's long -range fortune dimension management and control device | |
| CN201909987U (en) | Constant-current supply networking system on basis of serial bus | |
| CN202093382U (en) | Field bus control module of electric operating mechanism based on ADM2468 chip | |
| CN201867799U (en) | Analog quantity output module | |
| CN204229203U (en) | Intelligent residential district appliance control system | |
| CN203966106U (en) | Software updating apparatus and system | |
| CN203825442U (en) | Household electric energy monitor terminal | |
| CN204117347U (en) | The device that a kind of on-the-spot ammeter based on mobile phone and electric power terminal are safeguarded | |
| CN103259734A (en) | Router with remote control timing function | |
| CN204302969U (en) | The USB/RS232-CAN translation debugging device of various configurations mode | |
| CN205247138U (en) | Total line type electric actuator controller of PROFIBUS with redundant function | |
| CN100587752C (en) | Method and apparatus for controlling communication between double-system electronic equipments | |
| CN204948101U (en) | A kind of PROFIBUS-DP bridge with state machine scheduling and fault diagnosis functions | |
| CN205051952U (en) | Light control system output interface expanding unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |