CN209311880U - A kind of switch acquisition control device - Google Patents
A kind of switch acquisition control device Download PDFInfo
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- CN209311880U CN209311880U CN201822091212.1U CN201822091212U CN209311880U CN 209311880 U CN209311880 U CN 209311880U CN 201822091212 U CN201822091212 U CN 201822091212U CN 209311880 U CN209311880 U CN 209311880U
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- switch
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Abstract
The utility model provides a kind of switch acquisition control device, is related to nuclear power station electrical management technical field.The switch acquisition control device includes control unit, switch quantity acquisition circuit and wireless communication module, control unit is electrically connected with switch quantity acquisition circuit, wireless communication module respectively, switch quantity acquisition circuit and wireless communication module communicate to connect, collected multi-way switching values are transmitted to control unit by wired mode or wireless communication module for being acquired to multi-way switching values signal by switch quantity acquisition circuit.Switch acquisition control device provided by the utility model alleviates the big problem of debugging difficulty of field wiring and hardware.
Description
Technical field
The utility model relates to nuclear power station electrical management technical fields, control in particular to a kind of switch acquisition
Device.
Background technique
It in the electrical management of nuclear power station, is required to using electrical key lock system, and passes through electrical key lock system
System is to manage electrical safety.
Wherein, in the electric appliance management of nuclear power station, the switching value to 100 tunnels or so is needed to be acquired, and pass through control
Chip is handled, therefore the difficulty of the debugging of field wiring and hardware is larger.
It is the emphasis of those skilled in the art's concern in view of this, how to solve the above problems.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of switch acquisition control device, to solve existing skill
In art in the electrical management of nuclear power station, the larger problem of the difficulty of the debugging of field wiring and hardware.
To achieve the goals above, the utility model embodiment the technical solution adopted is as follows:
The utility model embodiment proposes a kind of switch acquisition control device, the switch acquisition control device packet
Control unit, switch quantity acquisition circuit and wireless communication module are included, described control unit is electric with the switch acquisition respectively
Road, wireless communication module electrical connection, the switch quantity acquisition circuit and the wireless communication module communicate to connect, described to open
Pass amount Acquisition Circuit for being acquired to multi-way switching values signal, and by collected multi-way switching values by wired mode or
Wireless communication module is transmitted to described control unit.
Further, described control unit includes control chip and port expensive chip, the port expensive chip and institute
State control chip electrical connection, and the port expensive chip, the control chip respectively with the switch quantity acquisition circuit and
The wireless communication module electrical connection.
Further, the model of the control chip includes STM32F103C8T6, the signal packet of the port expensive chip
Include PCA9505.
Further, described control unit and the wireless communication module are integrated on same circuit board.
Further, the switch acquisition control device further includes power conversion chip, the power conversion chip with
Described control unit electrical connection, the power conversion chip is used to power supply being converted into target voltage, with the control
Unit power supply.
Further, the switch acquisition control device further includes port protection circuit, the port protection circuit with
Described control unit electrical connection.
Further, the switch acquisition control device further includes serial port module out, the serial port module and the control
Unit electrical connection processed, described control unit are same as connecting by the serial port module with a main-machine communication
Further, the wireless communication module includes ZigBee module.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model provides a kind of switch acquisition control device, which includes that control is single
Member, switch quantity acquisition circuit and wireless communication module, control unit are electric with switch quantity acquisition circuit, wireless communication module respectively
Connection, switch quantity acquisition circuit and wireless communication module communicate to connect, and switch quantity acquisition circuit is used for multi-way switching values signal
It is acquired, and collected multi-way switching values is transmitted to control unit by wired mode or wireless communication module.Due to
The utility model can pass through wired mode and wireless communication after switch quantity acquisition circuit collects multi-way switching values respectively
Switching value is transmitted to control unit and handled by the mode of module, and then the debugging difficulty for alleviating field wiring and hardware is big
The problem of.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows the module diagram of switch acquisition control device provided by the embodiment of the utility model.
Fig. 2 shows the circuit diagrams of control chip provided by the embodiment of the utility model.
Fig. 3 shows the circuit diagram of port expensive chip provided by the embodiment of the utility model.
Fig. 4 shows the circuit diagram of power conversion chip provided by the embodiment of the utility model.
Fig. 5 shows the partial circuit diagram of port protection circuit provided by the embodiment of the utility model.
Fig. 6 shows the circuit diagram of wireless communication module provided by the embodiment of the utility model.
Fig. 7 shows the circuit diagram of serial port module provided by the embodiment of the utility model.
Icon: 100- switch acquisition control device；110- control unit；120- switch quantity acquisition circuit；130- is wireless
Communication module；140- power conversion chip；150- port protection circuit；160- serial port module.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of different configurations
Arrangement and design.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below
The range of claimed invention, but it is merely representative of the selected embodiment of the utility model.Based on the utility model
Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.Meanwhile it is practical new at this
In the description of type, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " connected ", " connection " should do broad sense
Understand, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Meaning.With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, following
Embodiment and embodiment in feature can be combined with each other.
Referring to Fig. 1, the utility model provides a kind of switch acquisition control device 100, switch acquisition control
Device 100 include control unit 110, switch quantity acquisition circuit 120, wireless communication module 130, power conversion chip 140 and
Serial port module 160, wherein control unit 110 is electrically connected with switch quantity acquisition circuit 120, wireless communication module 130 respectively, electricity
Source conversion chip 140 is electrically connected with control unit 110, and serial port module 160 is electrically connected with control unit 110, and control unit 110 is same
It is connect in passing through serial port module 160 with a main-machine communication.
Specifically, in the present embodiment, switch quantity acquisition circuit 120 needs to be acquired 100 road left-right switch amounts, and
The state of each way switch can be refreshed in real time, and be transmitted to control unit 110 in time, after being handled by control unit 110
It is sent to host.
In view of the needs of difficulty and the hardware debugging of field wiring, transmitting path is divided into two-way, all the way for serial ports or
Network interface is the wire transmission of medium, i.e. switch quantity acquisition circuit 120 is directly opened by wired mode with control unit 110
The transmission of pass amount；Another way is the wireless transmission based on wireless communication module 130, i.e. switch quantity acquisition circuit 120 and nothing
Line communication module 130 communicates to connect, and by the switching value of acquisition, module 130 is sent to control to the amount of opening the light Acquisition Circuit by wireless communication
Unit 110 processed.
Specifically, control unit 110 includes controlling chip and port expensive chip, port expensive chip and control chip electricity
Connection, and port expensive chip, control chip respectively with switch quantity acquisition circuit 120 and wireless communication module 130 be electrically connected
It connects.
Nuclear power station key lock operation cabinet adopt control core board need to control chip carry out control and logical operation, wherein
Control chip, which needs to meet, is acquired the digital quantity signal on 100 tunnels or so, and includes USART1 interface, and USART1 is used
To PA9 and the PA10 pin of control chip.In order to which volume accomplishes that volume is smaller and signal is easier to be handled, control unit
110 are integrated on same circuit board with wireless communication module 130, and the two is altogether, wireless communication module 130 and control chip
Communication is realized by two data lines of TXD and RXD.
Further, in the present embodiment, analyzed by functional requirement to CPU module above, and combine save at
Originally, powerful, good compatibility, convenient for the later period to factors such as the upgradings of system, referring to Fig. 2, switch acquisition control device
What the 100 control chips provided used generally uses using market, is cheap, is powerful, using simply based on ARM
Enhanced 32 bit processor of the STM32F103C8T6 of Cortex-M3 kernel.
Further, it is contemplated that the switching value on 100 tunnels or so can occupy the I/O mouth of many STM32F103C8T6, in this way meeting
Lead to the STM32 chip for selecting more I/O, in order to save STM32 chip cost, referring to Fig. 3, this adopts control core board using special
With parallel input/output (I/O) ports-Extending chip PCA9505, the occupancy to STM32I/O mouthfuls can be effectively reduced.It is using
In the process, it is electrically connected between port expensive chip and control chip, and then realizes the transmission of data.
Further, due in practical applications, power supply 24V, and the supply voltage for controlling chip only needs
3.3V or 5V, it is therefore desirable to the conversion of voltage is carried out to power supply, referring to Fig. 4, the present embodiment provides power supplys to convert core
Piece 140 carries out the conversion of voltage, and wherein power conversion chip 140 is electrically connected with control unit 110, and power conversion chip 140 is used
In power supply is converted into target voltage, for the power supply of control unit 110.
Wherein, the model of power conversion chip 140 provided in this embodiment includes MP4420HGJ, MP1494SGJ, is passed through
MP4420HGJ, MP1494SGJ constitute circuit and 24V power supply are converted into the supply voltage that each chip needs, the present embodiment
To be converted into 5V and 3.3V.
Simultaneously, it is contemplated that frequent switching can damage the I/O mouth of chip when use, it is necessary to which I/O mouthfuls of protection electricity are set
Road, in the present embodiment, switch acquisition control device 100 further includes port protection circuit 150, port protection circuit 150 with
Control unit 110 is electrically connected.Wherein, referring to Fig. 5, port protection circuit 150 uses TVS array ESD electrostatic diode
SRV05-4 chip can provide static discharge and overcurrent protection for I/O mouthfuls, short circuit caused by avoiding because of frequent plug and
ESD damage is effectively protected circuit.
Further, in order to preferably realize the real-time interconnection of anti-error host, computer key, operation cabinet, referring to Fig. 6,
Wireless communication module 130 uses ZigBee module, incorporates in the VW-Net Wireless LAN for interior establishment of arriving at a station.Also, this
Embodiment uses the ZigBee module of model WLT2422Z, to adapt to the complex working condition at nuclear power station scene.
For the ease of host to the debugging of control chip and wired output of data, referring to Fig. 7, switch acquisition controls
Device 100 includes serial port module 160, and serial port module 160 is electrically connected with control unit 110, and control unit 110 is same as passing through string
Mouth mold block 160 and host, which are realized, to be communicated to connect.Also, the present embodiment turns serial port circuit using USB, wherein serial port circuit includes
CH340G chip, feature include:
With full speed USB device interface, compatible USB V2.0, peripheral component only needs crystal and capacitor；Simulation standard
Serial ports increases additional serial ports for upgrading former serial ports peripheral equipment, or by USB；Under computer terminal Windows operating system
Serial ports application program it is completely compatible, it is not necessary to modify；Communication baud rate is supported in hardware full duplex serial port, built-in transmitting-receiving buffer area
50bqs~2Mbqs；Support common MODEM cue RTS, DTR, DCD, RI, DSR, CTS；Pass through additional level translator
Part provides the interfaces such as RS232, RS485, RS422；It supports IrDA specification SIR infrared-ray communication, baud rate 2400bqs is supported to arrive
115200bqs；Software compatibility CH341 can directly use the driver of CH341；Support 5V supply voltage and 3.3V power supply
Voltage；SSOP-20 and SOP-16 Lead-free in Electronic Packaging, compatible RoHS are provided.
In conclusion the utility model provides a kind of switch acquisition control device, the switch acquisition control device
Including control unit, switch quantity acquisition circuit and wireless communication module, control unit respectively with switch quantity acquisition circuit, wireless
Communication module electrical connection, switch quantity acquisition circuit and wireless communication module communicate to connect, and switch quantity acquisition circuit is used for multichannel
On-off model is acquired, and collected multi-way switching values are transmitted to control by wired mode or wireless communication module
Unit.Since the utility model is after switch quantity acquisition circuit collects multi-way switching values, wired mode can be passed through respectively
Switching value is transmitted to control unit with the mode of wireless communication module to handle, and then alleviates field wiring and hardware
The big problem of debugging difficulty.
It should be noted that, in this document, the relational terms of such as " first " and " second " or the like are used merely to one
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.It should be noted that
To: similar label and letter indicate similar terms in following attached drawing, therefore, once determined in a certain Xiang Yi attached drawing
Justice does not need then that it is further defined and explained in subsequent attached drawing.
Claims (8)
1. a kind of switch acquisition control device, which is characterized in that the switch acquisition control device includes control unit, opens
Acquisition Circuit and wireless communication module are measured in pass, described control unit respectively with the switch quantity acquisition circuit, the channel radio
Believe module electrical connection, the switch quantity acquisition circuit and the wireless communication module communicate to connect, the switch quantity acquisition circuit
Pass through wired mode or wireless communication module for being acquired to multi-way switching values signal, and by collected multi-way switching values
It is transmitted to described control unit.
2. switch acquisition control device as described in claim 1, which is characterized in that described control unit includes control chip
With port expensive chip, the port expensive chip is electrically connected with the control chip, and the port expensive chip, the control
Coremaking piece is electrically connected with the switch quantity acquisition circuit and the wireless communication module respectively.
3. switch acquisition control device as claimed in claim 2, which is characterized in that it is described control chip model include
The signal of STM32F103C8T6, the port expensive chip include PCA9505.
4. switch acquisition control device as described in claim 1, which is characterized in that described control unit and the channel radio
Letter module is integrated on same circuit board.
5. switch acquisition control device as described in claim 1, which is characterized in that the switch acquisition control device is also
Including power conversion chip, the power conversion chip is electrically connected with the control unit, and the power conversion chip is used for will
Power supply is converted into target voltage, with the power supply of more described control units.
6. switch acquisition control device as described in claim 1, which is characterized in that the switch acquisition control device is also
Including port protection circuit, the port protection circuit is electrically connected with the control unit.
7. switch acquisition control device as described in claim 1, which is characterized in that the switch acquisition control device is also
Including going out serial port module, the serial port module is electrically connected with the control unit, and described control unit is same as through the serial ports
Module is connect with a main-machine communication.
8. switch acquisition control device as described in claim 1, which is characterized in that the wireless communication module includes
ZigBee module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822091212.1U CN209311880U (en) | 2018-12-12 | 2018-12-12 | A kind of switch acquisition control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822091212.1U CN209311880U (en) | 2018-12-12 | 2018-12-12 | A kind of switch acquisition control device |
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| CN209311880U true CN209311880U (en) | 2019-08-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110134031A (en) * | 2018-12-12 | 2019-08-16 | 诚启(武汉)智能机器有限公司 | A kind of switch acquisition control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110134031A (en) * | 2018-12-12 | 2019-08-16 | 诚启(武汉)智能机器有限公司 | A kind of switch acquisition control system |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20221226 Address after: No. 1, 15th Floor, R&D Building, No. 1 Modern Service Base, Science Park, Huazhong University of Science and Technology, Donghu New Technology Development Zone, Wuhan, Hubei 430,075 Patentee after: CHENGQI (WUHAN) INTELLIGENT MACHINE Co.,Ltd. Patentee after: WUHAN University Address before: No.1, 15th floor, R & D building, No.1, modern service industry base, Science Park, Huazhong University of science and technology, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430000 Patentee before: CHENGQI (WUHAN) INTELLIGENT MACHINE Co.,Ltd. |