CN114844946B - Access method of Internet of things heterogeneous network isomorphic platform - Google Patents
Access method of Internet of things heterogeneous network isomorphic platform Download PDFInfo
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- CN114844946B CN114844946B CN202210337207.2A CN202210337207A CN114844946B CN 114844946 B CN114844946 B CN 114844946B CN 202210337207 A CN202210337207 A CN 202210337207A CN 114844946 B CN114844946 B CN 114844946B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides an access method of an Internet of things heterogeneous network isomorphic platform, which comprises the steps of storing data real-time transmission information inside a plurality of Internet of things connected with a cloud control platform into a local data storage device corresponding to each Internet of things, and carrying out identification and differentiation to form a plurality of data item queues; the data acquisition demand information broadcast from one of the Internet of things control platforms is sent to other Internet of things control platforms through the cloud control platform, the data item queue is extracted from the local data storage device and sent to the Internet of things control platform of the target Internet of things through the cloud control platform, the data interaction state between the cloud control platform and the other Internet of things control platforms is changed, the cloud control platform is used as a data interaction intermediary medium between the Internet of things control platforms of all the Internet of things, therefore, unified communication management can be carried out on all the Internet of things under the condition that no additional communication interface is required to be arranged, and the directness and the efficiency of data communication interaction are improved.
Description
Technical Field
The invention relates to the technical field of management of the Internet of things, in particular to an access method of a heterogeneous network isomorphic platform of the Internet of things.
Background
The internet of things is usually accessed with a plurality of terminal devices, and directional transmission of data can be realized through different terminal devices in the internet of things through gateway devices in the internet of things. When two terminal devices belong to different internet of things, the two terminal devices cannot be connected with a common gateway device, so that the two terminal devices belonging to different internet of things cannot directly perform data communication interaction, namely, the terminal devices belonging to different internet of things are isolated in communication. At present, two terminal devices belonging to different internet of things can only be specially used for data communication interaction between the two terminal devices through additionally arranged communication interfaces, so that the cost of communication interaction between the terminal devices of the two internet of things is increased, each additionally arranged communication interface can only be used for communication interaction of the two terminal devices, and the communication interface can not be applied to other terminal devices, so that the waste of communication resources of the internet of things is caused.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an access method of an Internet of things heterogeneous network homogeneous platform, which is characterized in that data real-time transmission information inside a plurality of Internet of things connected with a cloud control platform is stored in a local data storage device corresponding to each Internet of things, and identification and differentiation are carried out to form a plurality of data item queues; then, the data acquisition demand information from one of the Internet of things control platforms is broadcasted to other Internet of things control platforms through the cloud control platform, so that corresponding local data transmission instructions are generated; and finally, a data item queue is extracted from the local data storage device and sent to the Internet of things control platform of the target Internet of things through the cloud control platform, the data interaction state between the cloud control platform and other Internet of things control platforms is changed, the cloud control platform is used as a data interaction intermediary medium between the Internet of things control platforms of all the Internet of things, so that unified communication management can be performed on all the Internet of things without setting an additional communication interface, the data communication interaction directness and efficiency between terminal devices under different Internet of things are improved, and the data communication interaction cost is reduced.
The invention provides an access method of an Internet of things heterogeneous network isomorphic platform, which comprises the following steps:
the method comprises the following steps that S1, data real-time transmission information inside a plurality of internet of things connected with a cloud control platform is obtained and stored into local data storage equipment corresponding to each internet of things; identifying and distinguishing real-time data transmission information stored in the local data storage equipment to obtain a plurality of data item queues;
s2, instructing a cloud control platform to collect data interaction requests from Internet of things control platforms of different Internet of things, and extracting data acquisition demand information of one Internet of things from the data interaction requests; the data acquisition demand information is broadcast and sent to the Internet of things control platforms of other Internet of things, and a local data transmission instruction is generated according to the data acquisition demand information;
s3, extracting a corresponding data item queue from the local data storage equipment according to the local data transmission instruction; and then the data item queue is sent to the Internet of things control platform of the target Internet of things through the cloud control platform, and meanwhile, the data interaction state between the cloud control platform and the Internet of things control platforms of other Internet of things except one of the Internet of things and the target Internet of things is changed.
Further, in step S1, obtaining data real-time transmission information inside a plurality of internet of things connected to the cloud control platform further specifically includes:
the cloud control platform is instructed to send an internet of things running state inquiry instruction to all connected internet of things control platforms, and internet of things running state response messages fed back by each internet of things control platform are received;
when the Internet of things running state response message indicates that the whole Internet of things is in a dormant state currently, the cloud control platform is instructed to send a wake-up trigger instruction to the corresponding Internet of things control platform, so that the corresponding Internet of things is switched to a working state;
and when the running state response message of the Internet of things indicates that the whole Internet of things is in a working state at present or the whole Internet of things is switched to the working state from a dormant state, sending a gateway data acquisition instruction to the corresponding Internet of things.
Further, in the step S1, when the operation state response message of the internet of things indicates that the whole internet of things is in the sleep state, the method further includes:
when the internet of things running state response message indicates that the whole internet of things is in a dormant state currently, the cloud control platform is instructed to send a wake-up trigger instruction to the corresponding internet of things control platform, the cloud control platform is instructed again to send an internet of things running state inquiry instruction to the internet of things control platforms of all connected internet of things, whether the internet of things is still in the dormant state is judged again according to the internet of things running state response message, if the response message indicates that the current internet of things is still in the dormant state, the wake-up trigger instruction is continuously and repeatedly sent until the internet of things is woken up, the sending times of the wake-up trigger instruction is recorded at the same time, the maintenance light of the corresponding internet of things control platform is controlled, and if the wake-up trigger instruction is sent for multiple times, the cloud control platform is instructed to send a restart instruction to the corresponding internet of things control platform, and the specific process includes:
step S101, if the cloud control platform is instructed to send the first awakening trigger instruction to the corresponding Internet of things control platform and then send the Internet of things running state inquiry instruction again, then whether the Internet of things is still in a dormant state or not is judged by using the following formula (1) according to the received Internet of things running state response message again,
in the formula (1), X (i) represents a sleep state judgment value of the ith sleep internet of things after receiving a first wake-up trigger instruction; d (i) - 2 The binary form of the ith dormant internet of things running state response message received for the second time is represented; d, D 0 (i)- 2 The binary form of the operation state response message of the ith dormant internet of things received for the first time is represented;
if X (i) =1, which indicates that the ith sleeping internet of things is still in a sleeping state after receiving the first wake-up trigger instruction, continuing to perform the subsequent step A2;
if X (i) =0, the ith sleeping Internet of things is awakened after receiving the first awakening trigger instruction, and a gateway data acquisition instruction is sent to the corresponding Internet of things;
step S102, if the Internet of things is still in a dormant state, the awakening trigger instruction is continuously and repeatedly sent until the Internet of things is awakened, and the maintenance light of the corresponding Internet of things control platform is controlled according to the sending times of the awakening trigger instruction by using the following formula (2),
in the formula (2), F (i _ t) represents a color control value of maintenance light of the internet of things control platform corresponding to the ith sleeping internet of things at the current moment; t represents the current time; e (i) represents a color control value of the controlled maintenance light of the Internet of things control platform corresponding to the ith sleeping Internet of things before the first awakening trigger instruction is received; n (i _ t) represents the sending times of the awakening trigger instruction sent to the ith sleeping internet of things at the current moment; int + means rounding down the value in parentheses; min, + represents the minimum value of the two end values of the comma in the bracket, and any value is taken if the two end values of the comma are equal; wherein the value of F (i _ t) is 1-7, and the seven colors of red, orange, yellow, green, blue and purple corresponding to the overhaul lamplight are correspondingly controlled respectively;
step S103, controlling the restart enabling of the Internet of things control platform according to the color value of the maintenance light of the Internet of things control platform by using the following formula (3),
in the formula (3), H (i _ t) represents a restart enabling control value of the ith dormant internet-of-things control platform at the current time;
if H (i _ t) =1, controlling the ith dormant Internet of things control platform to automatically restart, and if the control platform cannot be awakened after restarting, waiting for a worker to overhaul;
and if H (i _ t) =0, the ith dormant Internet of things control platform is not controlled to automatically restart.
Further, in step S1, acquiring real-time data transmission information inside a plurality of internet of things connected to the cloud control platform, and storing the real-time data transmission information to a local data storage device corresponding to each internet of things specifically includes:
after receiving the gateway data acquisition instruction, the gateway equipment in the Internet of things intercepts and copies data real-time transmission information corresponding to the gateway equipment, loads address information of the gateway equipment, and stores the address information into local data storage equipment corresponding to the Internet of things; the real-time data transmission information comprises source terminal equipment address information and target terminal equipment address information corresponding to the data items transmitted by the gateway equipment, and content information of the transmitted data items.
Further, in step S1, identifying and distinguishing real-time transmission information of data stored in the local data storage device to obtain a plurality of data item queues specifically includes:
and distinguishing and identifying each data item according to the address information of the source terminal equipment and the address information of the target terminal equipment corresponding to the data item transmitted in the real data transmission information stored in the local data storage equipment, so as to obtain a plurality of data item queues.
Further, in the step S2, instructing the cloud control platform to collect data interaction requests from internet of things control platforms of different internet of things, and extracting data acquisition requirement information of one of the internet of things from the data interaction requests specifically includes:
the method comprises the steps that a data interaction request of terminal equipment in one internet of things is obtained through an internet of things control platform of the internet of things, and task data type information corresponding to a task currently operated by the terminal equipment and equipment address information of data source equipment needing to send data are extracted from the data interaction request;
and packaging the task data type information and the equipment address information to form data acquisition demand information of one of the Internet of things.
Further, in step S2, the broadcasting of the data acquisition requirement information is sent to internet of things control platforms of other internet of things, and according to the data acquisition requirement information, generating a local data transmission instruction specifically includes:
the cloud control platform is instructed to broadcast and send the data acquisition demand information to the Internet of things control platforms of other Internet of things according to a preset sending frequency;
when the Internet of things control platforms of other Internet of things receive the data acquisition demand information, generating a local data task transmission instruction according to task data type information included in the data acquisition request information; the local data task transmission instruction takes the task data type information as the frame header information of the instruction.
Further, in step S3, extracting the corresponding data item queue from the local data storage device according to the local data transmission instruction specifically includes:
and extracting a matched data item queue from a local data storage device of one of the Internet of things according to the frame header information of the local data transmission instruction.
Further, in step S3, sending the data item queue to the internet of things control platform of the target internet of things through the cloud control platform, and simultaneously changing a data interaction state between the cloud control platform and the internet of things control platforms of other internet of things except the one internet of things and the target internet of things specifically includes:
determining the Internet of things comprising the terminal equipment with the equipment address information according to the equipment address information included in the data acquisition demand information, and taking the determined Internet of things as a target Internet of things;
and sending the data item queue to an Internet of things control platform of a target Internet of things through a cloud control platform, and suspending data interactive transmission between the cloud control platform and Internet of things control platforms of other Internet of things except the one Internet of things and the target Internet of things until the data item queue is completely sent to the Internet of things control platform of the target Internet of things.
Compared with the prior art, the access method of the heterogeneous network homogeneous platform of the Internet of things stores data real-time transmission information inside the Internet of things connected with the cloud control platform into the local data storage device corresponding to each Internet of things, and carries out identification and differentiation to form a plurality of data item queues; then, the data acquisition demand information from one of the Internet of things control platforms is broadcasted to other Internet of things control platforms through the cloud control platform, so that corresponding local data transmission instructions are generated; and finally, a data item queue is extracted from the local data storage device and sent to the Internet of things control platform of the target Internet of things through the cloud control platform, the data interaction state between the cloud control platform and other Internet of things control platforms is changed, the cloud control platform is used as a data interaction intermediary medium between the Internet of things control platforms of all the Internet of things, so that unified communication management can be performed on all the Internet of things without setting an additional communication interface, the data communication interaction directness and efficiency between terminal devices under different Internet of things are improved, and the data communication interaction cost is reduced.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart of an access method of an internet of things heterogeneous network homogeneous platform provided by the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic flow chart of an access method of an internet of things heterogeneous network homogeneous platform according to an embodiment of the present invention. The access method of the heterogeneous network isomorphic platform of the Internet of things comprises the following steps:
the method comprises the following steps that S1, data real-time transmission information inside a plurality of internet of things connected with a cloud control platform is obtained, and the data real-time transmission information is stored in local data storage equipment corresponding to each internet of things; identifying and distinguishing real-time data transmission information stored in the local data storage equipment to obtain a plurality of data item queues;
s2, instructing the cloud control platform to collect data interaction requests from the Internet of things control platforms of different Internet of things, and extracting data acquisition demand information of one Internet of things from the data interaction requests; the data acquisition demand information is broadcasted and sent to the Internet of things control platforms of other Internet of things, and according to the data acquisition demand information, a local data transmission instruction is generated;
s3, extracting a corresponding data item queue from the local data storage equipment according to the local data transmission instruction; and then the data item queue is sent to the Internet of things control platform of the target Internet of things through the cloud control platform, and meanwhile, the data interaction state between the cloud control platform and the Internet of things control platforms of other Internet of things except the one Internet of things and the target Internet of things is changed.
The beneficial effects of the above technical scheme are: the access method of the heterogeneous network isomorphic platform of the Internet of things comprises the steps that data real-time transmission information inside the Internet of things connected with a cloud control platform is stored in a local data storage device corresponding to each Internet of things, and identification and differentiation are carried out to form a plurality of data item queues; then, the data acquisition demand information from one of the Internet of things control platforms is broadcasted to other Internet of things control platforms through the cloud control platform, so that corresponding local data transmission instructions are generated; and finally, a data item queue is extracted from the local data storage device and sent to the Internet of things control platform of the target Internet of things through the cloud control platform, the data interaction state between the cloud control platform and other Internet of things control platforms is changed, the cloud control platform is used as a data interaction intermediary medium between the Internet of things control platforms of all the Internet of things, so that unified communication management can be performed on all the Internet of things without setting an additional communication interface, the data communication interaction directness and efficiency between terminal devices under different Internet of things are improved, and the data communication interaction cost is reduced.
Preferably, in step S1, the obtaining of the real-time data transmission information inside the internet of things connected to the cloud control platform further includes:
the cloud control platform is instructed to send an internet of things running state inquiry instruction to all connected internet of things control platforms, and internet of things running state response messages fed back by each internet of things control platform are received;
when the internet of things running state response message indicates that the whole internet of things is in a dormant state currently, the cloud control platform is instructed to send a wake-up trigger instruction to the corresponding internet of things control platform, so that the corresponding internet of things is switched to a working state;
and when the running state response message of the Internet of things indicates that the whole Internet of things is in a working state currently or the whole Internet of things is switched to the working state from a dormant state, sending a gateway data acquisition instruction to the corresponding Internet of things.
The beneficial effects of the above technical scheme are: in practical applications, the cloud control platform may be, but not limited to, a cloud server, which is used to connect a plurality of different internet of things, so as to serve as a medium for data communication among the different internet of things. Each internet of things is an independent network system and comprises an internet of things control platform, local data storage equipment, gateway equipment and a plurality of terminal equipment, the terminal equipment is connected with the internet of things control platform, the internet of things control platform serves as a control terminal in the internet of things, the gateway terminal is used for realizing data communication between different terminal equipment in the same internet of things, and the local data storage equipment serves as operation and data communication of all the terminal equipment to provide corresponding data storage space. The cloud control platform firstly sends an internet of things running state inquiry instruction to the internet of things control platforms of all connected internet of things respectively, so that the current actual running state of each internet of things is determined, the internet of things in the dormant state is triggered and awakened, the whole internet of things is switched to the working state, and therefore it is guaranteed that the terminal devices of all the internet of things connected with the cloud control platform are switched to the actual working running state, and the running performance of all the terminal devices in the internet of things is improved.
Preferably, in the step S1, when the operation status response message of the internet of things indicates that the entire internet of things is currently in the dormant state, the method further includes:
when the internet of things running state response message indicates that the whole internet of things is in a dormant state currently, the cloud control platform is instructed to send a wakeup trigger instruction to the corresponding internet of things control platform, the cloud control platform is instructed to send an internet of things running state inquiry instruction to the internet of things control platforms of all connected internet of things again, whether the internet of things is in the dormant state or not is judged again according to the internet of things running state response message, if the response message indicates that the current internet of things is still in the dormant state, the wakeup trigger instruction continues to be sent repeatedly until the internet of things is awakened, the sending times of the wakeup trigger instruction is recorded at the same time, maintenance light of the corresponding internet of things control platform is controlled, and if the internet of things is not awakened by sending the wakeup trigger instruction for multiple times, the cloud control platform is instructed to send a restart instruction to the corresponding internet of things control platform, and the specific process comprises the following steps:
step S101, if the cloud control platform is instructed to send the first awakening trigger instruction to the corresponding Internet of things control platform and then send the Internet of things running state inquiry instruction again, then whether the Internet of things is still in a dormant state or not is judged by using the following formula (1) according to the received Internet of things running state response message again,
in the formula (1), X (i) represents a sleep state judgment value of the ith sleep internet of things after receiving a first wake-up trigger instruction; d (i) - 2 The binary form of the ith dormant internet of things running state response message received for the second time is represented; d, D 0 (i)- 2 Representing a binary form of the ith dormant internet of things running state response message received for the first time;
if X (i) =1, which indicates that the ith sleeping internet of things is still in a sleeping state after receiving the first wake-up trigger instruction, continuing to perform the subsequent step A2;
if X (i) =0, the ith sleeping Internet of things is awakened after receiving the first awakening trigger instruction, and a gateway data acquisition instruction is sent to the corresponding Internet of things;
step S102, if the Internet of things is still in a dormant state, the awakening trigger instruction is continuously and repeatedly sent until the Internet of things is awakened, the maintenance light of the corresponding Internet of things control platform is controlled according to the sending times of the awakening trigger instruction by using the following formula (2),
in the formula (2), F (i _ t) represents a color control value of maintenance light of the internet of things control platform corresponding to the ith dormant internet of things at the current moment; t represents the current time; e (i) represents a color control value of the controlled maintenance light of the Internet of things corresponding to the ith sleeping Internet of things before the Internet of things control platform receives the first awakening trigger instruction; n (i _ t) represents the sending times of the awakening trigger instruction sent to the ith sleeping internet of things at the current moment; int + means rounding down the value in parentheses; min, + represents the minimum value of the two end values of the comma in the bracket, and any value is taken if the two end values of the comma are equal; wherein the value of F (i _ t) is 1-7, and the seven colors of red, orange, yellow, green, blue and purple corresponding to the overhaul lamplight are correspondingly controlled respectively;
step S103, controlling the restart enabling of the Internet of things control platform according to the color value of the overhaul light of the Internet of things control platform by using the following formula (3),
in the formula (3), H (i _ t) represents a restart enabling control value of the ith dormant internet-of-things control platform at the current time;
if H (i _ t) =1, controlling the ith dormant Internet of things control platform to automatically restart, and if the control platform cannot be awakened after restarting, waiting for a worker to overhaul;
and if H (i _ t) =0, the ith dormant Internet of things control platform is not controlled to automatically restart.
The beneficial effects of the above technical scheme are: whether the Internet of things is in a dormant state is judged by using the formula (1), and whether the Internet of things continues to be dormant is judged by comparing the dormancy response messages of the previous Internet of things, so that data analysis can be reduced, and the judgment efficiency of a system is improved; then, the maintenance light of the corresponding Internet of things control platform is controlled according to the sending times of the awakening trigger instruction by using the formula (2), so that the faults of the Internet of things control platform are accumulated and reflected to the maintenance light, and the Internet of things control platform can be maintained in time; and finally, controlling the restart enabling of the IOT control platform according to the color value of the overhaul light of the IOT control platform by using the formula (3), thereby ensuring that the IOT control platform can not be awakened for a plurality of times, and finally restarting the IOT control platform for rescuing once, so as to achieve the aim of awakening the IOT control platform to the maximum extent and maximize the platform efficiency.
Preferably, in step S1, acquiring real-time data transmission information inside a plurality of internet of things connected to the cloud control platform, and storing the real-time data transmission information in a local data storage device corresponding to each internet of things specifically includes:
after receiving the gateway data acquisition instruction, the gateway equipment in the Internet of things intercepts and copies data real-time transmission information corresponding to the gateway equipment, loads address information of the gateway equipment and stores the address information into local data storage equipment corresponding to the Internet of things; the real-time data transmission information includes source terminal device address information and target terminal device address information corresponding to the data item transmitted by the gateway device, and content information of the transmitted data item itself.
The beneficial effects of the above technical scheme are: after gateway equipment in the Internet of things receives a gateway data acquisition instruction, data real-time transmission information of data communication interaction of all terminal equipment in the Internet of things can be intercepted and copied through the gateway equipment and stored in corresponding local data storage equipment for backup, so that a data source can be provided for subsequent data communication interaction of terminal equipment in different Internet of things, and the reliability and the safety of the data source of the data communication interaction are improved.
Preferably, in step S1, identifying and distinguishing the real-time data transmission information stored in the local data storage device, and obtaining the plurality of data item queues specifically includes:
and distinguishing and identifying each data item according to the address information of the source terminal equipment and the address information of the target terminal equipment corresponding to the data item transmitted in the real data transmission information stored in the local data storage equipment, so as to obtain a plurality of data item queues.
The beneficial effects of the above technical scheme are: according to the address information of the source terminal device and the address information of the target terminal device corresponding to each data item stored in the local data storage device, each data item is distinguished and identified, all the data items can be distinguished into a plurality of different data item queues, and the required data items can be conveniently and accurately found from mass data stored in the local data storage device in the follow-up process.
Preferably, in step S2, instructing the cloud control platform to collect data interaction requests from internet of things control platforms of different internet of things, and extracting data acquisition requirement information of one of the internet of things from the data interaction requests specifically includes:
the method comprises the steps that a data interaction request of terminal equipment in the internet of things is obtained through an internet of things control platform of one internet of things, and task data type information corresponding to a task currently operated by the terminal equipment and equipment address information of data source equipment needing to send data are extracted from the data interaction request;
and packaging the task data type information and the equipment address information to form data acquisition demand information of one Internet of things.
The beneficial effects of the above technical scheme are: when the internet of things control platform of one of the internet of things needs to send data to other internet of things, a corresponding data interaction request is generated at first, and the data interaction request comprises task data type information corresponding to a currently running task of the terminal device of one of the internet of things and device address information of data source devices needing to send data. After the cloud control platform receives the data interaction request, the task data type information and the equipment address information can be packaged to form data acquisition demand information, and therefore the Internet of things control platforms of other Internet of things can search for appropriate data from the local data storage equipment in a targeted mode once receiving the data acquisition demand information.
Preferably, in step S2, the broadcasting the data acquisition requirement information to the internet of things control platform of other internet of things, and generating the local data transmission instruction according to the data acquisition requirement information specifically includes:
the cloud control platform is instructed to broadcast the data acquisition demand information to other Internet of things control platforms according to a preset sending frequency;
when the internet of things control platforms of other internet of things receive the data acquisition demand information, generating a local data task transmission instruction according to task data type information included in the data acquisition request information; the local data task transmission instruction takes the task data type information as the frame header information of the instruction.
The beneficial effects of the above technical scheme are: after the cloud control platform receives the data acquisition demand information, the data acquisition demand information can be periodically sent to the Internet of things control platforms of other Internet of things in a message broadcasting mode, and therefore the other Internet of things control platforms can extract appropriate data by taking frame header information of the local data task transmission instruction as an index.
Preferably, in step S3, extracting the corresponding data item queue from the local data storage device according to the local data transmission instruction specifically includes:
and extracting the matched data item queue from the local data storage equipment of one of the Internet of things according to the frame header information of the local data transmission instruction.
The beneficial effects of the above technical scheme are: after the local data transmission instruction is generated, the frame header information is used as the index information, so that the matched data item queue can be conveniently and accurately extracted from the local data storage device.
Preferably, in step S3, the sending the data item queue to the internet of things control platform of the target internet of things through the cloud control platform, and the changing of the data interaction state between the cloud control platform and the internet of things control platforms of other internet of things except the one of the internet of things and the target internet of things specifically includes:
according to the equipment address information included in the data acquisition demand information, determining an internet of things including the terminal equipment with the equipment address information, and taking the determined internet of things as a target internet of things;
and sending the data item queue to the Internet of things control platform of the target Internet of things through the cloud control platform, and suspending data interactive transmission between the cloud control platform and the Internet of things control platforms of other Internet of things except the one Internet of things and the target Internet of things until the data item queue is completely sent to the Internet of things control platform of the target Internet of things.
The beneficial effects of the above technical scheme are: after the proper data item queue is extracted, the target internet of things to which the extracted data item queue needs to be sent is determined based on the equipment address information contained in the data acquisition demand information, and then the extracted data item queue can be sent to the target internet of things by using the cloud control platform as a medium. Meanwhile, in the process of sending the data item queue, data interactive transmission between the cloud control platform and the Internet of things control platforms of other Internet of things except the one Internet of things and the target Internet of things is suspended until the data item queue is completely sent to the Internet of things control platform of the target Internet of things, so that sufficient communication bandwidth can be provided for sending the data item queue, and distortion-free transmission of the data item queue is guaranteed.
According to the content of the embodiment, the access method of the heterogeneous network homogeneous platform of the internet of things stores the data real-time transmission information inside the plurality of internet of things connected with the cloud control platform into the local data storage device corresponding to each internet of things, and carries out identification and differentiation to form a plurality of data item queues; then, the data acquisition demand information from one of the Internet of things control platforms is broadcasted to other Internet of things control platforms through the cloud control platform, so that corresponding local data transmission instructions are generated; and finally, a data item queue is extracted from the local data storage device and sent to the Internet of things control platform of the target Internet of things through the cloud control platform, the data interaction state between the cloud control platform and other Internet of things control platforms is changed, the cloud control platform is used as a data interaction intermediary medium between the Internet of things control platforms of all the Internet of things, so that unified communication management can be performed on all the Internet of things without setting an additional communication interface, the data communication interaction directness and efficiency between terminal devices under different Internet of things are improved, and the data communication interaction cost is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The access method of the heterogeneous network isomorphic platform of the Internet of things is characterized by comprising the following steps:
the method comprises the following steps that S1, data real-time transmission information inside a plurality of internet of things connected with a cloud control platform is obtained and stored into local data storage equipment corresponding to each internet of things; identifying and distinguishing real-time data transmission information stored in the local data storage equipment to obtain a plurality of data item queues;
s2, instructing a cloud control platform to collect data interaction requests from Internet of things control platforms of different Internet of things, and extracting data acquisition demand information of one Internet of things from the data interaction requests; the data acquisition demand information is broadcast and sent to the Internet of things control platforms of other Internet of things, and a local data transmission instruction is generated according to the data acquisition demand information;
s3, extracting a corresponding data item queue from the local data storage equipment according to the local data transmission instruction; then the data item queue is sent to an Internet of things control platform of a target Internet of things through a cloud control platform, and meanwhile, the data interaction state between the cloud control platform and the Internet of things control platforms of other Internet of things except one Internet of things and the target Internet of things is changed;
in step S3, the data item queue is sent to the internet of things control platform of the target internet of things through the cloud control platform, and meanwhile, changing a data interaction state between the cloud control platform and the internet of things control platforms of other internet of things except the one internet of things and the target internet of things specifically includes:
determining the Internet of things comprising the terminal equipment with the equipment address information according to the equipment address information included in the data acquisition demand information, and taking the determined Internet of things as a target Internet of things;
sending the data item queue to an Internet of things control platform of a target Internet of things through a cloud control platform, and suspending data interactive transmission between the cloud control platform and Internet of things control platforms of other Internet of things except the one Internet of things and the target Internet of things until the data item queue is completely sent to the Internet of things control platform of the target Internet of things;
in step S1, obtaining real-time data transmission information inside a plurality of internet of things connected to the cloud control platform further specifically includes:
the cloud control platform is instructed to send an internet of things running state inquiry instruction to all connected internet of things control platforms, and internet of things running state response messages fed back by each internet of things control platform are received;
when the Internet of things running state response message indicates that the whole Internet of things is in a dormant state currently, the cloud control platform is instructed to send a wake-up trigger instruction to the corresponding Internet of things control platform, so that the corresponding Internet of things is switched to a working state;
when the Internet of things running state response message indicates that the whole Internet of things is in a working state currently or the whole Internet of things is switched from a dormant state to a working state, a gateway data acquisition instruction is sent to the corresponding Internet of things;
in step S1, obtaining real-time data transmission information inside a plurality of internet of things connected to the cloud control platform, and storing the real-time data transmission information to a local data storage device corresponding to each internet of things specifically includes:
after receiving the gateway data acquisition instruction, the gateway equipment in the Internet of things intercepts and copies data real-time transmission information corresponding to the gateway equipment, loads address information of the gateway equipment, and stores the address information into local data storage equipment corresponding to the Internet of things; the real-time data transmission information comprises source terminal equipment address information and target terminal equipment address information corresponding to the data items transmitted by the gateway equipment, and content information of the transmitted data items.
2. The access method of the heterogeneous network homogeneous platform of the internet of things of claim 1, wherein:
in step S1, when the internet of things operation state response message indicates that the entire internet of things is currently in a dormant state, the method further includes:
when the internet of things running state response message indicates that the whole internet of things is in a dormant state currently, the cloud control platform is instructed to send a wakeup trigger instruction to the corresponding internet of things control platform, the cloud control platform is instructed to send an internet of things running state inquiry instruction to the internet of things control platforms of all connected internet of things again, whether the internet of things is in the dormant state or not is judged again according to the internet of things running state response message, if the response message indicates that the current internet of things is still in the dormant state, the wakeup trigger instruction continues to be sent repeatedly until the internet of things is awakened, the sending times of the wakeup trigger instruction are recorded at the same time, maintenance light of the corresponding internet of things control platform is controlled, and if the wakeup trigger instruction is sent for multiple times, the cloud control platform is instructed to send a restart instruction to the corresponding internet of things control platform, wherein the specific process comprises the following steps of:
step S101, if the cloud control platform is instructed to send the first awakening trigger instruction to the corresponding Internet of things control platform and then send the Internet of things running state inquiry instruction again, then whether the Internet of things is still in a dormant state or not is judged by using the following formula (1) according to the received Internet of things running state response message again,
in the formula (1), X (i) represents a sleep state judgment value of the ith sleep internet of things after receiving the first wake-up trigger instruction; [ D (i)] 2 Representing a binary form of the ith dormant internet of things running state response message received for the second time; [ D ] 0 (i)] 2 Representing a binary form of the ith dormant internet of things running state response message received for the first time;
if X (i) =1, which indicates that the ith sleeping internet of things is still in a sleeping state after receiving the first wake-up trigger instruction, continuing to perform the subsequent step A2;
if X (i) =0, the ith sleeping Internet of things is awakened after receiving the first awakening trigger instruction, and a gateway data acquisition instruction is sent to the corresponding Internet of things;
step S102, if the Internet of things is still in a dormant state, the awakening trigger instruction is continuously and repeatedly sent until the Internet of things is awakened, and the maintenance light of the corresponding Internet of things control platform is controlled according to the sending times of the awakening trigger instruction by using the following formula (2),
in the formula (2), F (i _ t) represents a color control value of maintenance light of the internet of things control platform corresponding to the ith dormant internet of things at the current moment; t represents the current time; e (i) represents a color control value of the controlled maintenance light of the Internet of things control platform corresponding to the ith sleeping Internet of things before the first awakening trigger instruction is received; n (i _ t) represents the sending times of the awakening trigger instruction sent to the ith sleeping internet of things at the current moment; int { } denotes rounding down the value in parentheses; min { } represents the minimum value of the numerical values at the two ends of the comma in the bracket, and if the numerical values at the two ends of the comma are equal, any one value of the numerical values is taken; wherein the value of F (i _ t) is 1-7, and the seven colors of red, orange, yellow, green, blue and purple corresponding to the overhaul lamplight are correspondingly controlled respectively;
step S103, controlling the restart enabling of the Internet of things control platform according to the color value of the overhaul light of the Internet of things control platform by using the following formula (3),
in the formula (3), H (i _ t) represents a restart enabling control value of the ith dormant internet of things control platform at the current moment;
if H (i _ t) =1, controlling the ith dormant Internet of things control platform to automatically restart, and if the control platform cannot be awakened after restarting, waiting for a worker to overhaul;
and if H (i _ t) =0, the ith dormant Internet of things control platform is not controlled to automatically restart.
3. The access method of the heterogeneous network homogeneous platform of the internet of things of claim 1, wherein:
in step S1, identifying and distinguishing real-time data transmission information stored in the local data storage device to obtain a plurality of data item queues specifically includes:
and distinguishing and identifying each data item according to the address information of the source terminal equipment and the address information of the target terminal equipment corresponding to the data item transmitted in the real data transmission information stored in the local data storage equipment, so as to obtain a plurality of data item queues.
4. The access method of the Internet of things heterogeneous network homogeneous platform according to claim 3, characterized in that:
in step S2, instructing the cloud control platform to collect data interaction requests from internet of things control platforms of different internet of things, and extracting data acquisition requirement information of one of the internet of things from the data interaction requests specifically includes:
the method comprises the steps that a data interaction request of terminal equipment in the Internet of things is obtained through an Internet of things control platform of one Internet of things, and task data type information corresponding to a currently running task of the terminal equipment and equipment address information of data source equipment needing to send data are extracted from the data interaction request;
and packaging the task data type information and the equipment address information to form data acquisition demand information of one of the Internet of things.
5. The access method of the Internet of things heterogeneous network homogeneous platform according to claim 4, wherein:
in step S2, the data acquisition demand information is broadcast and sent to internet of things control platforms of other internet of things, and according to the data acquisition demand information, generating a local data transmission instruction specifically includes:
the cloud control platform is instructed to broadcast and send the data acquisition demand information to the Internet of things control platforms of other Internet of things according to a preset sending frequency;
when the Internet of things control platforms of other Internet of things receive the data acquisition demand information, generating a local data task transmission instruction according to task data type information included in the data acquisition request information; the local data task transmission instruction takes the task data type information as the frame header information of the instruction.
6. The access method of the Internet of things heterogeneous network homogeneous platform according to claim 5, wherein:
in step S3, extracting a corresponding data item queue from the local data storage device according to the local data transmission instruction specifically includes:
and extracting a matched data item queue from a local data storage device of one of the Internet of things according to the frame header information of the local data transmission instruction.
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