CN208689422U - A kind of narrowband internet of things net controller - Google Patents
A kind of narrowband internet of things net controller Download PDFInfo
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- CN208689422U CN208689422U CN201821614831.8U CN201821614831U CN208689422U CN 208689422 U CN208689422 U CN 208689422U CN 201821614831 U CN201821614831 U CN 201821614831U CN 208689422 U CN208689422 U CN 208689422U
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Abstract
The utility model discloses a kind of narrowband internet of things net controller, including power circuit, bus interface circuit, main control singlechip circuit and protenchyma networking module circuit, the power circuit is the power supply of narrowband internet of things net controller, first data transmitting and receiving terminal of main control singlechip circuit and the input/output terminal of bus interface circuit connect, second data transmitting and receiving terminal of the main control singlechip circuit is connect with the data input/output terminal of protenchyma networking module circuit, and the SIM card control terminal of protenchyma networking module circuit and the control terminal of SIM card connect.Protenchyma networking module circuit is arranged in the controller, relatively narrow bandwidth can be used only and dispose the network for supporting multiple equipment to be communicated on the basis of existing mobile network, bus interface circuit is set, after bus interface circuit and the existing equipment connection communication for only supporting wire communication, make these equipment that there are wireless communication capabilities, simplify and be routed between industrial control system, saves wiring cost.
Description
Technical field
The utility model belongs to industrial communication technical field, specifically, being related to a kind of narrowband internet of things net controller.
Background technique
Narrowband Internet of Things NB-IoT is the emerging technology in one, the field IoT, supports low power consuming devices in the honeycomb of wide area network
Data connection, also referred to as low-power consumption wide area network (LPWAN).NB-IoT supports that stand-by time is long, higher to network connectivity requirements
Equipment efficient connection.The bandwidth for only needing to consume about 180KHz, can be deployed directly into GSM network, UMTS network or LTE
Network, to reduce lower deployment cost, realize smooth upgrade.
In industrial communication field, in order to realize that application, the scenes such as data acquisition, equipment control need usage quantity numerous
Communication line is attached, to realize the data of acquisition or control the transmission of signal, in complicated industrial control system, into
Communication line required for the acquisition of row data and equipment control is more complicated.The communication that these complicated communication lines are applied to
Cable is also very more, mutually interspersed between route, if there is exception, is unfavorable for the cable that quickly notes abnormalities, while these are mutually
The cable entwined needs to carry out the route placement planning of safety, even more in addition to needing space to be placed to avoid personnel are tripped
Or block channel.Especially at the remote remote locations of some distances or the complexity scene that can not be routed, it is ensured that communication line
Being reliably connected and being routed is also a very huge engineering.
Utility model content
For deficiency above-mentioned in the prior art, the utility model provides a kind of narrowband internet of things net controller, the controller
Protenchyma networking module circuit is set, relatively narrow bandwidth can be used only and dispose a support on the basis of existing mobile network
Bus interface circuit is arranged in the network that multiple equipment is communicated, and only supports cable modem with existing by bus interface circuit
After the equipment connection communication of letter, make these equipment that there are wireless communication capabilities, simplify and be routed between industrial control system, saves cloth
Line cost.
In order to achieve the above object, the solution that the utility model uses is: a kind of narrowband internet of things net controller, including
Power circuit, bus interface circuit, main control singlechip circuit and protenchyma networking module circuit, the power circuit are narrowband
Internet of things net controller power supply, the input/output terminal of the first data transmitting and receiving terminal and bus interface circuit of main control singlechip circuit
Connection, the second data transmitting and receiving terminal of the main control singlechip circuit and the data input of protenchyma networking module circuit are defeated
Outlet connection, the SIM card control terminal of protenchyma networking module circuit and the control terminal of SIM card connect.
The protenchyma networking module circuit includes protenchyma networking module and peripheral circuit, the narrowband Internet of Things
The power input of module is connect with voltage source respectively, the voltage source also respectively with first capacitor and the first polarized capacitor
Anode connection, the cathode ground connection of the other end of first capacitor and the first polarized capacitor；The antenna of protenchyma networking module
Hold first resistor connection, the other end of first resistor and the second capacitor, Transient Suppression Diode and the first inductance connection, the second electricity
Hold and is grounded jointly with the other end of Transient Suppression Diode, the antenna detection end of protenchyma networking module and third capacitance connection,
The other end of third capacitor is connect after connecting with the other end of the first inductance with antenna, antenna also with the second inductance connection, second
The other end of inductance is grounded；The data sending terminal of protenchyma networking module is connect with the anode of second resistance and first diode,
The other end of second resistance is connect with voltage source, the cathode of first diode and the second data sending terminal of main control singlechip circuit
Connection, the data receiver of protenchyma networking module connect with 3rd resistor, the other end of 3rd resistor and the first triode
Base stage connection, the emitter ground connection of the first triode, collector connect with the second triode and the 4th resistance, the 4th resistance it is another
One end is connect with voltage source, the emitter of the second triode ground connection, and the of collector and the 5th resistance and main control singlechip resistance
The connection of two data receivers, the other end of the 5th resistance are connect with voltage source, the reset signal input terminal of protenchyma networking module
It is connect with the collector of the 4th capacitor and third transistor, the other end of the 4th capacitor and the emitter of third transistor connect
Ground, the base stage of third transistor are connect with the 6th resistance, the other end of the 6th resistance and the reset signal of main control singlechip circuit
End connection.
Controller further includes serial expanded circuit, the shared input/output terminal and main control singlechip circuit of serial expanded circuit
The connection of the first data input/output terminal, the independent input output end of serial expanded circuit and the input and output of bus interface circuit
End connection.
The serial expanded circuit includes the analog switching circuit that a two-way four selects one.
The bus interface circuit includes 485 bus interface circuits, 232 bus interface circuits and CAN interface electricity
One of road or more than one.
The SIM card is mini SIM card.
The beneficial effects of the utility model are:
(1) protenchyma networking module circuit is arranged in the controller, and relatively narrow bandwidth can be used only in existing mobile network
The network for supporting multiple equipment to be communicated is disposed on the basis of network, and bus interface circuit is set, bus interface circuit is passed through
After the existing equipment connection communication for only supporting wire communication, make these equipment that there are wireless communication capabilities, simplifies industry control
It is routed between system processed, saves wiring cost；
(2) equipment realizes wireless communication using narrowband internet of things net controller, reduces because being routed bring security risk, some
Cable transportation cost can also be saved apart from farther away remote locations, simplify system wiring, saved the system building time and
The time is removed, efficiency is improved.
Detailed description of the invention
Fig. 1 is the structural block diagram of the utility model；
Fig. 2 is the utility model protenchyma networking module circuit diagram；
Fig. 3 is one schematic diagram of the utility model embodiment；
Fig. 4 is two schematic diagram of the utility model embodiment；
In attached drawing:
R1- first resistor, R2- second resistance, R3- 3rd resistor, the 4th resistance of R4-, the 5th resistance of R5-, the 6th electricity of R6-
Resistance, C1- first capacitor, the second capacitor of C2-, C3- third capacitor, the 4th capacitor of C4-, the first triode of Q1-, the two or three pole Q2-
Pipe, Q3- third transistor, the first inductance of L1-, the second inductance of L2-, D1- first diode, E1- the first polarized capacitor,
TVS1- Transient Suppression Diode.
Specific embodiment
The utility model is further described below in conjunction with attached drawing:
As shown in Figure 1, a kind of narrowband internet of things net controller, including power circuit, bus interface circuit, main control singlechip electricity
Road and protenchyma networking module circuit, the power circuit are the power supply of narrowband internet of things net controller, main control singlechip circuit
The connection of the input/output terminal of first data transmitting and receiving terminal and bus interface circuit, the second number of the main control singlechip circuit
It is connect according to transmitting and receiving terminal with the data input/output terminal of protenchyma networking module circuit, the SIM of protenchyma networking module circuit
The connection of the control terminal of card control end and SIM card.
As shown in Fig. 2, the protenchyma networking module circuit includes protenchyma networking module and peripheral circuit, it is described
The power input of protenchyma networking module is connect with voltage source respectively, the voltage source also respectively with first capacitor C1 and
The cathode ground connection of the anode connection of one polarized capacitor E1, the other end of first capacitor C1 and the first polarized capacitor E1；It is narrow
Antenna end first resistor R1 connection with Internet of Things module, the other end of first resistor R1 and the second capacitor C2, transient state inhibit two
Pole pipe TVS1 and the first inductance L1 connection, the other end of the second capacitor C2 and Transient Suppression Diode TVS1 are grounded jointly, narrowband
The antenna detection end of Internet of Things module is connect with third capacitor C3, the other end of the other end of third capacitor C3 and the first inductance L1
It is connect after connection with antenna, antenna is also connect with the second inductance L2, the other end ground connection of the second inductance L2；Protenchyma networking module
The anode of data sending terminal and second resistance R2 and first diode D1 connect, the other end and the voltage source company of second resistance R2
It connects, the cathode of first diode D1 is connect with the second data sending terminal of main control singlechip circuit, the number of protenchyma networking module
It is connect according to receiving end with 3rd resistor R3, the other end of 3rd resistor R3 is connect with the base stage of the first triode Q1, the one or three pole
The emitter of pipe Q1 is grounded, and collector is connect with the second triode Q2 and the 4th resistance R4, the other end and electricity of the 4th resistance R4
Potential source connection, the emitter ground connection of the second triode Q2, the second number of collector and the 5th resistance R5 and main control singlechip resistance
Connected according to receiving end, the other end of the 5th resistance R5 is connect with voltage source, the reset signal input terminal of protenchyma networking module with
4th capacitor C4 is connected with the collector of third transistor Q3, the transmitting of the other end and third transistor Q3 of the 4th capacitor C4
Pole ground connection, the base stage of third transistor Q3 are connect with the 6th resistance R6, the other end and main control singlechip circuit of the 6th resistance R6
Reset signal end connection.
Controller further includes serial expanded circuit, the shared input/output terminal and main control singlechip circuit of serial expanded circuit
The connection of the first data input/output terminal, the independent input output end of serial expanded circuit and the input and output of bus interface circuit
End connection.
The serial expanded circuit includes the analog switching circuit that a two-way four selects one.
The bus interface circuit includes 485 bus interface circuits, 232 bus interface circuits and CAN interface electricity
One of road or more than one.
The SIM card is mini SIM card.
As shown in figure 3, narrowband internet of things net controller is provided with 485 bus interface electricity in one embodiment of the application
Road, 232 bus interface circuits, CAN interface circuit, power circuit, serial expanded circuit, main control singlechip circuit and narrowband
Internet of Things modular circuit, the first data transmitting and receiving terminal of main control singlechip circuit and the shared input and output of serial expanded circuit
End connection, serial expanded circuit wherein independent input output end is connect with 485 bus interface circuits all the way, another way is independently defeated
Enter output end to connect with 232 bus interface circuits, there are also independent input output end all the way and CAN interface circuit connections.It is main
Second data transmitting and receiving terminal of control single chip circuit is connect with the data input/output terminal of protenchyma networking module circuit, narrowband
The SIM card control terminal of Internet of Things modular circuit and the control terminal of SIM card connect.Narrowband internet of things net controller when in use, passes through
485 bus interface circuits, 232 bus interface circuits or CAN interface circuit only support setting for wire communication with existing
Standby to carry out wired connection, the SIM card control terminal of protenchyma networking module is connected to SIM card, it is established that communication network, equipment will adopt
The information collected is transferred to main control singlechip circuit, and main control singlechip circuit control protenchyma networking module circuit passes through information
Protenchyma networking transport realizes communication to corresponding equipment.
As shown in figure 4, narrowband internet of things net controller is provided with 485 bus interface in another embodiment of the application
First data of circuit, power circuit, main control singlechip circuit and protenchyma networking module circuit, main control singlechip circuit are sent
Receiving end is connect with 485 bus interface circuits, the second data transmitting and receiving terminal and narrowband Internet of Things mould of main control singlechip circuit
The data input/output terminal of block circuit connects, and the SIM card control terminal of protenchyma networking module circuit and the control terminal of SIM card connect
It connects.Narrowband internet of things net controller when in use, by 485 bus interface circuits and it is existing only support wire communication equipment into
The SIM card control terminal of row wired connection, protenchyma networking module is connected to SIM card, it is established that communication network, equipment will collect
Information be transferred to main control singlechip circuit, information is passed through narrowband by main control singlechip circuit control protenchyma networking module circuit
Internet of Things is transferred to corresponding equipment, realizes communication.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (6)
1. a kind of narrowband internet of things net controller, including power circuit and bus interface circuit, it is characterised in that: further include master control list
Piece electromechanics road and protenchyma networking module circuit, the power circuit are the power supply of narrowband internet of things net controller, main control singlechip
First data transmitting and receiving terminal of circuit and the input/output terminal of bus interface circuit connect, the main control singlechip circuit
Second data transmitting and receiving terminal is connect with the data input/output terminal of protenchyma networking module circuit, protenchyma networking module circuit
SIM card control terminal and SIM card control terminal connect.
2. a kind of narrowband internet of things net controller according to claim 1, it is characterised in that: the protenchyma networking module
Circuit includes protenchyma networking module and peripheral circuit, the power input of the protenchyma networking module respectively with voltage source
Connection, the voltage source are also connect with the anode of first capacitor and the first polarized capacitor respectively, the other end of first capacitor
And first polarized capacitor cathode ground connection；The antenna end first resistor of protenchyma networking module connects, first resistor it is another
One end and the second capacitor, Transient Suppression Diode and the first inductance connection, the other end of the second capacitor and Transient Suppression Diode
Common ground connection, the antenna detection end of protenchyma networking module and third capacitance connection, the other end of third capacitor and the first inductance
The other end connection after connect with antenna, antenna also with the second inductance connection, the second inductance the other end ground connection；Narrowband Internet of Things
The data sending terminal of module is connect with the anode of second resistance and first diode, and the other end and voltage source of second resistance connect
It connects, the cathode of first diode is connect with the second data sending terminal of main control singlechip circuit, the data of protenchyma networking module
Receiving end is connect with 3rd resistor, and the other end of 3rd resistor is connect with the base stage of the first triode, the transmitting of the first triode
Pole ground connection, collector are connect with the second triode and the 4th resistance, and the other end of the 4th resistance is connect with voltage source, the two or three pole
The emitter of pipe is grounded, and collector is connect with the second data receiver of the 5th resistance and main control singlechip resistance, the 5th resistance
The other end connect with voltage source, the reset signal input terminal of protenchyma networking module and the collection of the 4th capacitor and third transistor
Electrode connection, the other end of the 4th capacitor and the emitter ground connection of third transistor, the base stage of third transistor and the 6th electricity
Resistance connection, the other end of the 6th resistance are connect with the reset signal end of main control singlechip circuit.
3. a kind of narrowband internet of things net controller according to claim 1, it is characterised in that: controller further includes serial ports expansion
Circuit, the shared input/output terminal of serial expanded circuit are connect with the first data input/output terminal of main control singlechip circuit, string
The independent input output end of port expansion circuit and the input/output terminal of bus interface circuit connect.
4. a kind of narrowband internet of things net controller according to claim 3, it is characterised in that: the serial expanded circuit packet
Include the analog switching circuit that a two-way four selects one.
5. a kind of narrowband internet of things net controller according to claim 4, it is characterised in that: the bus interface circuit packet
Include one of 485 bus interface circuits, 232 bus interface circuits and CAN interface circuit or more than one.
6. a kind of narrowband internet of things net controller according to claim 1, it is characterised in that: the SIM card is small-sized SIM
Card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821614831.8U CN208689422U (en) | 2018-09-30 | 2018-09-30 | A kind of narrowband internet of things net controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821614831.8U CN208689422U (en) | 2018-09-30 | 2018-09-30 | A kind of narrowband internet of things net controller |
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| Publication Number | Publication Date |
|---|---|
| CN208689422U true CN208689422U (en) | 2019-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821614831.8U Active CN208689422U (en) | 2018-09-30 | 2018-09-30 | A kind of narrowband internet of things net controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780623A (en) * | 2019-10-25 | 2020-02-11 | 南京艾数信息科技有限公司 | Narrowband Internet of things equipment management platform |
-
2018
- 2018-09-30 CN CN201821614831.8U patent/CN208689422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780623A (en) * | 2019-10-25 | 2020-02-11 | 南京艾数信息科技有限公司 | Narrowband Internet of things equipment management platform |
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