CN209748833U - Communication switching device for communication module of Internet of things - Google Patents
Communication switching device for communication module of Internet of things Download PDFInfo
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- CN209748833U CN209748833U CN201920974951.7U CN201920974951U CN209748833U CN 209748833 U CN209748833 U CN 209748833U CN 201920974951 U CN201920974951 U CN 201920974951U CN 209748833 U CN209748833 U CN 209748833U
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Abstract
The embodiment of the utility model discloses a communication auto-change over device for thing networking communication module, SIM card contact passes through the data line and connects SIM card switching component, and SIM card switching component includes a plurality of switches, and each switch disposes an SIM card expansion slot, is equipped with an SIM card in each SIM card expansion slot, and the switch passes through the pin and communicates the SIM card; the plurality of paths of the change-over switches are connected with a decoder, the decoder is provided with a change-over control port, the decoder is connected with a main controller through the change-over control port, and the main controller is used for controlling the change-over action of the plurality of paths of the change-over switches through the decoder. The utility model discloses technical scheme does not reform transform communication module physics SIM draw-in groove, supports many operators SIM cards, realizes the manual and automatic switch-over of SIM card, reduces the cost of labor, avoids the thing networking to receive operator network signal restriction, ensures the promptness validity of thing internet communication.
Description
Technical Field
the embodiment of the utility model provides a communication auto-change over device for thing communication module relates to thing communication technology field, concretely relates to.
Background
the internet of things is an information carrier such as the internet and a traditional telecommunication network, and all common objects capable of performing independent functions are enabled to realize an interconnected network. The internet of things is typically a wireless network, and may contain 500 mega to one giga of objects since there may be one thousand to five thousand devices around each person. On the internet of things, everyone can use the electronic tag to link the real object to the internet, and the specific position of the real object can be found on the internet of things.
At present, "everything interconnection" is not just a vision, and inside a lot of practical application scenarios, local thing networking has been realized, such as places such as industrial automation, wisdom agriculture, intelligent public transit, high-end hotel. The communication technology is the key point of attention of the internet of things industry in the past or the future, and to realize networking, the communication technology must be available, so that the communication plays a key role in starting, products such as a sensor can be connected upwards, a server and a user terminal can be connected downwards, and the communication technology is a very important breakthrough for enterprises to enter the business of the internet of things. At the present stage, the communication module of the internet of things only has one physical SIM card slot, only can contain one SIM card, supports a certain specific operator, and needs to replace the SIM card manually when the operator at the position of the communication module has poor signals, which consumes time and labor and is high in cost.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a communication auto-change over device for thing networking communication module can support many SIM cards when not reforming transform communication module physics SIM draw-in groove, when certain operator signal is not good, automatic or manual switching select suitable SIM card to other operators, guarantee the timely validity of thing networking communication.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a communication switching device for an Internet of things communication module comprises an SIM card contact and an SIM card switching assembly, wherein the SIM card contact is connected with an SIM card slot on Internet of things equipment, the SIM card contact is connected with the SIM card switching assembly through a data line, the SIM card switching assembly comprises a plurality of paths of switching switches, each path of switching switch is provided with an SIM card expansion slot, an SIM card is arranged in each SIM card expansion slot, and the switching switches are communicated with the SIM card through pins;
The switching switches are connected with a decoder, the decoder is provided with a switching control port, the decoder is connected with a main controller through the switching control port, and the main controller is used for controlling the switching actions of the switching switches through the decoder.
as an optimal scheme of a communication switching device for the Internet of things communication module, the data line adopts a flexible line connector, one end of the flexible line connector is connected with the flexible line connector, and the other end of the flexible line connector is connected with the SIM card switching assembly.
As a preferred scheme of a communication switching device for the communication module of the internet of things, the SIM card switching component includes a multi-way switch, the multi-way switch is configured with four SIM card expansion slots, and each SIM card expansion slot is provided with one SIM card.
As a preferred scheme of the communication switching device for the communication module of the internet of things, the switch comprises a mode switch and at least two channel switches.
As a preferred scheme of the communication switching device for the communication module of the internet of things, the SIM card is a Micro SIM card, a Nano SIM card or a patch SIM card, and is provided by three operators of china mobile, china unicom or chinese telecom or an international operator.
As an optimal scheme of the communication switching device for the Internet of things communication module, the main controller is provided with a power supply line and a grounding line, and the switching switch is provided with a power supply line and a grounding line.
the embodiment of the utility model provides a still provide a communication switching method for thing networking communication module, adopt foretell communication auto-change over device, including following step: judging a switching mode, wherein the switching mode comprises a manual switching mode and an automatic switching mode;
Reading an identification value of a communication channel in the manual switching mode, and enabling an SIM card contact to be communicated with an SIM card in a corresponding SIM card expansion slot by a switching control port according to the identification value;
And under the automatic switching mode, selecting a communication channel for communication and outputting a corresponding identification value, monitoring the interactive data of the application protocol data unit in the communication channel, judging whether the selected SIM card is successfully attached to the network, changing the identification value through a switching control port to switch the SIM card when the SIM card is failed to be attached to the network, and stopping the identification value switching when the SIM card is successfully attached to the network.
As a preferred scheme of the communication switching method for the communication module of the internet of things, the switching control port outputs a binary code, and after decoding is performed by a decoder, the pins of the SIM card expansion slot are controlled to be communicated with the pins of the designated physical SIM card.
as a preferred scheme of the communication switching method for the communication module of the internet of things, at least two communication channels are provided, each communication channel is configured with an identification value, preferably three communication channels are provided, the three communication channels are CH1, CH2 and CH3, the identification value of the CH1 communication channel is 00, the identification value of the CH2 communication channel is 01, and the identification value of the CH3 communication channel is 02.
The embodiment of the utility model provides a have following advantage: the SIM card contact is connected with the SIM card switching component through a data line, the SIM card switching component comprises a plurality of switching switches, each switching switch is provided with an SIM card expansion slot, an SIM card is arranged in each SIM card expansion slot, and the switching switches are communicated with the SIM card through pins; the plurality of paths of the change-over switches are connected with a decoder, the decoder is provided with a change-over control port, the decoder is connected with a main controller through the change-over control port, and the main controller is used for controlling the change-over action of the plurality of paths of the change-over switches through the decoder. The utility model discloses technical scheme does not reform transform communication module physics SIM draw-in groove, supports many operators SIM cards, realizes the manual and automatic switch-over of SIM card, reduces the cost of labor, avoids the thing networking to receive operator network signal restriction, ensures the promptness validity of thing internet communication.
Drawings
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
Fig. 1 is a schematic structural view of a communication switching apparatus for an internet of things communication module according to an embodiment of the present invention;
Fig. 2 is a schematic diagram of a communication switching device switching control port control pin for an internet of things communication module according to an embodiment of the present invention;
Fig. 3 is a schematic circuit diagram of a communication switching device for a communication module of the internet of things for manually selecting a communication channel according to an embodiment of the present invention;
Fig. 4 is a schematic circuit diagram of an automatic communication channel selection circuit of a communication switching device for an internet of things communication module according to an embodiment of the present invention;
fig. 5 is a schematic flow chart of the communication channel manually selected by the communication switching method for the communication module of the internet of things according to the embodiment of the present invention;
Fig. 6 is a schematic flow chart of the communication switching method for the communication module of the internet of things according to the embodiment of the present invention for automatically selecting a communication channel;
In the figure: 1. a SIM card contact; 2. a SIM card switching component; 3. a SIM card slot; 4. a data line; 5. a switch; 6. an SIM card expansion slot; 7. a SIM card; 8. a decoder; 9. switching the control port; 10. a main controller; 11. a power supply line; 12. and a ground line.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, 2, 3 and 4, a communication switching device for an internet of things communication module is provided, which includes a SIM card contact 1 and a SIM card switching assembly 2, the SIM card contact 1 is connected to a SIM card slot 3 on an internet of things device, the SIM card contact 1 is connected to the SIM card switching assembly 2 through a data line 4, the SIM card switching assembly 2 includes a plurality of switches 5, each switch 5 is configured with a SIM card expansion slot 6, each SIM card expansion slot 6 is provided with a SIM card 7, and the switches 5 are communicated with the SIM card 7 through pins. The switches 5 are connected with a decoder 8, the decoder 8 is provided with a switching control port 9, the decoder 8 is connected with a main controller 10 through the switching control port 9, and the main controller 10 is used for controlling the switching actions of the switches 5 through the decoder 8. The main controller 10 is connected with a power supply line 11, the power supply line 11 realizes the power supply function of the communication switching device, and the switching switch 5 is connected with a grounding line 12, so that the safety of the communication switching device is improved.
Specifically, the switching control port 9 outputs a binary code, and the decoder 8 decodes the binary code to control the connection between the pin of the SIM card slot 3 and the pin of the SIM card 7 of the designated SIM card expansion slot 6. Decoder 8 may modify the binary information from an n-coded input to a mostly 2n exclusive output. The decoder 8 has less than 2n outputs if the following bits of encoded data have spare bit combinations. The decoder 8 circuit takes an n-bit binary number and produces an output on one of the output lines, described by the number of addressing i/p lines and the number of data o/p lines, and the decoder 8 may comprise two 2-4 line circuits, a 3-8 line circuit or a 4-16 line decoder 8 circuit. The decoder 8 circuit may be an and gate whose output is "high" when all inputs are "high", reaching an "active high output".
In an embodiment of the communication switching device for the communication module of the internet of things, the data line 4 is a flexible line connector, one end of the flexible line connector is connected with the flexible line connector, and the other end of the flexible line connector is connected with the SIM card switching component 2. The flexible line connector is essentially a flexible circuit board, and can realize data transmission of the movable part and the movable area. The flexible line connector is formed by pressing PET or other insulating materials and extremely thin tinned flat copper wires, is flexible, can be bent and folded at will, is thin in thickness, small in size, simple in connection, convenient to detach and easy to solve electromagnetic shielding.
in an embodiment of the communication switching apparatus for the communication module of the internet of things, the SIM card switching component 2 includes a multi-way switch 5, the multi-way switch 5 is configured with four SIM card expansion slots 6, and each SIM card expansion slot 6 is provided with one SIM card 7. The changeover switch 5 includes one mode switch and at least two channel switches. The SIM card switching component 2 adopts a multi-channel multi-throw switch, the SIM card 7 adopts a Micro SIM card, a Nano SIM card or a patch type SIM card, and the SIM card 7 is provided by three operators of China Mobile, China Unicom or China telecom or an international operator.
Referring to fig. 5 and 6, an embodiment of the present invention further provides a communication switching method for a communication module of the internet of things, including the following steps: judging a switching mode, wherein the switching mode comprises a manual switching mode and an automatic switching mode;
Reading an identification value of a communication channel in the manual switching mode, and enabling an SIM card contact to be communicated with an SIM card in a corresponding SIM card expansion slot by a switching control port according to the identification value;
And under the automatic switching mode, selecting a communication channel for communication and outputting a corresponding identification value, monitoring the interactive data of the application protocol data unit in the communication channel, judging whether the selected SIM card is successfully attached to the network, changing the identification value through a switching control port to switch the SIM card when the SIM card is failed to be attached to the network, and stopping the identification value switching when the SIM card is successfully attached to the network.
In particular, an attached network refers to a process by which an internet of things device connects to a local wireless network (e.g., a wireless LAN access point) and is able to utilize at least some of the services provided by the network.
in one embodiment of the communication switching method for the communication module of the internet of things, the switching control port outputs a binary code, and after decoding is performed through a decoder, the pins of the SIM card expansion slot are controlled to be communicated with the pins of the designated physical SIM card. The number of the communication channels is three, the three communication channels are CH1, CH2 and CH3, the identification value of the CH1 communication channel is 00, the identification value of the CH2 communication channel is 01, and the identification value of the CH3 communication channel is 02.
the SIM card contact of the embodiment of the utility model is connected with the SIM card switching component through the data line, the SIM card switching component comprises a plurality of paths of switching switches, each path of switching switch is provided with an SIM card expansion slot, an SIM card is arranged in each SIM card expansion slot, and the switching switches are communicated with the SIM card through pins; the plurality of paths of the change-over switches are connected with a decoder, the decoder is provided with a change-over control port, the decoder is connected with a main controller through the change-over control port, and the main controller is used for controlling the change-over action of the plurality of paths of the change-over switches through the decoder. The embodiment of the utility model provides a manual switching is realized through toggle switch, and automatic switch monitors through the signal to on the SIM card logic channel, and the discovery can not be stepped on the net then implement the switching. And the switching control port outputs binary codes, and after decoding is carried out through a decoder, pins of the SIM card expansion slot are controlled to be communicated with pins of the appointed physical SIM card. Selecting a mode (manual/automatic) by a toggle switch and selecting a channel in the manual mode; the circuit for channel selection execution is as follows: the main controller controls the output of the switching control port, and the multi-channel multi-throw switch decodes according to the input value and executes corresponding circuit switching operation. And in the automatic selection mode, when discovering that the selected SIM card cannot log in the network by monitoring APDU interactive data in the channel, outputting the selected and determined SIM card through the switching control port. The utility model discloses technical scheme does not reform transform communication module physics SIM draw-in groove, supports many operators SIM cards, realizes the manual and automatic switch-over of SIM card, reduces the cost of labor, avoids the thing networking to receive operator network signal restriction, ensures the promptness validity of thing internet communication.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. A communication switching device for an Internet of things communication module is characterized by comprising an SIM card contact (1) and an SIM card switching assembly (2), wherein the SIM card contact (1) is connected with an SIM card slot (3) on Internet of things equipment, the SIM card contact (1) is connected with the SIM card switching assembly (2) through a data line (4), the SIM card switching assembly (2) comprises a plurality of switches (5), each switch (5) is provided with an SIM card expansion slot (6), an SIM card (7) is arranged in each SIM card expansion slot (6), and the switches (5) are communicated with the SIM card (7) through pins;
The switching switches (5) are connected with a decoder (8), the decoder (8) is provided with a switching control port (9), the decoder (8) is connected with a main controller (10) through the switching control port (9), and the main controller (10) is used for controlling the switching actions of the switching switches (5) through the decoder (8).
2. The communication switching device for the communication module of the internet of things according to claim 1, wherein the data line (4) is a flexible line connector, one end of the flexible line connector is connected with the flexible line connector, and the other end of the flexible line connector is connected with the SIM card switching component (2).
3. The communication switching device for the communication module of the internet of things according to claim 1, wherein the SIM card switching component (2) comprises a multi-way switch (5), the multi-way switch (5) is configured with four SIM card expansion slots (6), and each SIM card expansion slot (6) is provided with one SIM card (7).
4. The communication switching device for the communication module of the internet of things according to claim 1, wherein the switch (5) comprises a mode switch and at least two channel switches.
5. The communication switching device for the communication module of the internet of things according to claim 1, wherein the SIM card (7) is a Micro SIM card, a Nano SIM card or a patch SIM card, and the SIM card (7) is provided by three operators of china mobile, china unicom or chinese telecom or an international operator.
6. The communication switching device for the communication module of the internet of things according to claim 1, wherein the main controller (10) is provided with a power supply line (11) and a ground line (12), and the switch (5) is provided with a power supply line (11) and a ground line (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920974951.7U CN209748833U (en) | 2019-06-26 | 2019-06-26 | Communication switching device for communication module of Internet of things |
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| CN201920974951.7U CN209748833U (en) | 2019-06-26 | 2019-06-26 | Communication switching device for communication module of Internet of things |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110167010A (en) * | 2019-06-26 | 2019-08-23 | 上海果通通信科技股份有限公司 | A kind of communication switching device and method for Internet of Things communications module |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110167010A (en) * | 2019-06-26 | 2019-08-23 | 上海果通通信科技股份有限公司 | A kind of communication switching device and method for Internet of Things communications module |
| CN110167010B (en) * | 2019-06-26 | 2023-09-08 | 上海优咔网络科技有限公司 | Communication switching device and method for communication module of Internet of things |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210825 Address after: Room 618, zone F, floor 6, building 13, No. 203, wushebang Road, Qingpu District, Shanghai 200030 Patentee after: Shanghai Youka Network Technology Co.,Ltd. Address before: Room 501, 258 zaozaoju Road, Huangpu District, Shanghai 200023 Patentee before: Shanghai Guotong Communications Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |