CN114125981A - Wireless intelligent device supporting RS485 automatic networking and networking method thereof - Google Patents

Wireless intelligent device supporting RS485 automatic networking and networking method thereof Download PDF

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Publication number
CN114125981A
CN114125981A CN202111513052.5A CN202111513052A CN114125981A CN 114125981 A CN114125981 A CN 114125981A CN 202111513052 A CN202111513052 A CN 202111513052A CN 114125981 A CN114125981 A CN 114125981A
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China
Prior art keywords
network
air conditioner
networking
unit
wireless
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Withdrawn
Application number
CN202111513052.5A
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Chinese (zh)
Inventor
刘可
侯小东
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Huaying Zhiyou Changzhou Data Technology Co ltd
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Huaying Zhiyou Changzhou Data Technology Co ltd
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Priority to CN202111513052.5A priority Critical patent/CN114125981A/en
Publication of CN114125981A publication Critical patent/CN114125981A/en
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2803—Home automation networks
    • H04L12/2816—Controlling appliance services of a home automation network by calling their functionalities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2803—Home automation networks
    • H04L12/2823—Reporting information sensed by appliance or service execution status of appliance services in a home automation network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/305—Handover due to radio link failure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2803—Home automation networks
    • H04L2012/2847—Home automation networks characterised by the type of home appliance used
    • H04L2012/285—Generic home appliances, e.g. refrigerators

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Selective Calling Equipment (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention relates to wireless intelligent equipment supporting RS485 automatic networking and a networking method thereof, wherein the networking method comprises the following steps: connecting the signal receiving and sending device with the control terminal through a WiFi wireless network or a data wireless network; an air conditioner signal receiver is installed on each air conditioner body, each air conditioner body is connected with an RS485 gateway cable, each RS485 gateway cable is connected with an RS485 gateway access bus cable in parallel, and a control terminal is connected with the air conditioner signal receiver through a WiFi wireless network or a data wireless network, so that the control terminal can directly complete control over the air conditioner body in a wireless network connection mode; and one end of the RS485 output main cable, which is far away from the connected RS485 gateway, is connected with the main controller. The invention can complete the networking treatment of different indoor air conditioner bodies, thereby facilitating the independent temperature control of the air conditioner bodies installed in different indoor independent spaces and improving the user experience.

Description

Wireless intelligent device supporting RS485 automatic networking and networking method thereof
Technical Field
The invention relates to the technical field of automatic networking, in particular to wireless intelligent equipment supporting RS485 automatic networking and a networking method thereof.
Background
An air conditioner, i.e., an air conditioner, is a device that manually adjusts and controls parameters such as temperature, humidity, and flow rate of ambient air in a building or structure. Generally comprises a cold source/heat source device, a cold and hot medium delivery and distribution system, a terminal device and other auxiliary devices. The system mainly comprises a refrigeration host, a water pump, a fan and a pipeline system. The end device is responsible for specifically processing the air state by utilizing the cold and heat quantity from the transmission and distribution so as to enable the air parameters of the target environment to meet certain requirements. The air conditioner is an indispensable part of people in modern life, provides cool for people, but is easy to cause diseases when being always on, such as 'air conditioning diseases' and the like, and needs to be used with caution. The intelligent instrument is developed along with the maturity of the single chip microcomputer technology in the early 80 s, the world instrument market is basically monopolized by the intelligent instrument, which is attributed to the requirement of enterprise informatization, and one of the necessary conditions of the enterprise in instrument model selection is to have a networking communication interface. The simple process quantity of data analog signal output is the first, and the instrument interface is the RS232 interface later, and the interface can realize a point-to-point communication mode, but the networking function cannot be realized in the mode, and the RS485 appearing later solves the problem. The air conditioner has extensive application in each scene such as family, office space, hotel, however, we can't realize wireless coordinated control to indoor many air conditioners at present to let people just can accomplish the control to indoor many air conditioners at long-range, thereby can both adjust indoor every independent space to ideal temperature in advance, satisfy different crowds to the different demands of temperature, promote user experience.
Disclosure of Invention
The invention provides wireless intelligent equipment supporting RS485 automatic networking and a networking method thereof, and solves the technical problems in the prior art.
The scheme for solving the technical problems is as follows: the wireless intelligent device supporting RS485 automatic networking and the networking method thereof comprise:
step one S1: connecting the signal receiving and sending device with the control terminal through a WiFi wireless network or a data wireless network;
step two S2: connecting the input end of the RS485 gateway with an S485 gateway access main cable, and connecting the output end of the RS485 gateway with an RS485 output main cable;
step three S3: an air conditioner signal receiver is installed on each air conditioner body, each air conditioner body is connected with an RS485 gateway cable, each RS485 gateway cable is connected with an RS485 gateway access bus cable in parallel, and a control terminal is connected with the air conditioner signal receiver through a WiFi wireless network or a data wireless network, so that the control terminal can directly complete control over the air conditioner body in a wireless network connection mode;
step four S4: and one end of the RS485 output main cable, which is far away from the connected RS485 gateway, is connected with the main controller.
On the basis of the technical scheme, the invention can be further improved as follows.
And furthermore, an air conditioner control system for controlling the air conditioner is arranged on each circuit board of the air conditioner body.
Furthermore, the air conditioner control system comprises an identity information verification unit, an instruction signal storage unit, a CPU control unit, an access network identification unit, an access network storage library unit, a calling and comparing unit, a network setting unit, a network signal monitoring unit, a network automatic switching unit and a network disconnection closing system.
Further, the network setting unit comprises an access prohibition blacklist module, an accessible network adding module and an added network deleting module, and an access prohibition network repository is arranged below the access prohibition blacklist module.
The access network identification unit is used for identifying the accessed wireless network, the current network information storage library is arranged below the access network identification unit, the accessible network information storage library is arranged below the access network storage library, the digital information stored in the current network information storage library is extracted through the calling and comparing unit, the digital information stored in the current network information storage library is compared with the digital information stored in the access-forbidden network storage library one by one, and then the current network cannot be accessed if any one of the digital information stored in the current network information storage library and the digital information stored in the access-forbidden network storage library is consistent.
Further, if any one of the digital information stored in the current network information repository and the digital information stored in the prohibited access network repository is not in accordance, the digital information stored in the current network information repository and the digital information stored in the accessible network information repository are compared one by one, and if any one of the digital information stored in the current network information repository and the digital information stored in the accessible network information repository is in accordance, the network can be connected.
Further, the network signal monitoring unit is used for monitoring the currently accessed network signal in real time and transmitting the detection value to the CPU control unit in real time, and when the detection value is smaller than the preset value of the CPU control unit, the CPU control unit controls the network automatic switching unit to automatically switch the current network to the wireless network connection mode.
Further, after the wireless network mode is switched, the control terminal can be directly connected with the air conditioner signal receiver through a WiFi wireless network or a data wireless network, and the air conditioner signal receiver is connected with the CPU control unit, so that wireless control over the air conditioner body is completed.
Further, under the condition that the current access network is inaccessible or the control terminal is in a state without a WiFi network or a data network, the network disconnection closing system is used for monitoring whether the feedback air conditioner body is in a networking state with the control terminal or not, the network disconnection closing system transmits a detection signal to the CPU control unit, the CPU control unit controls the air conditioner body to be closed, and the air conditioner body is prevented from still working when not controlled.
Furthermore, the wireless intelligent device supporting the RS485 automatic networking comprises a plurality of air conditioner bodies, an air conditioner control system, an air conditioner signal receiver, an RS485 gateway, a master controller, a signal receiving and transmitting device and a control terminal.
The invention has the beneficial effects that: the invention provides wireless intelligent equipment supporting RS485 automatic networking and a networking method thereof, and the wireless intelligent equipment has the following advantages:
1. the invention can complete the networking treatment of different indoor air conditioner bodies, thereby facilitating the independent temperature control of the air conditioner bodies installed in different indoor independent spaces, meeting the different requirements of different people on temperature and improving the user experience;
2. the calling and comparing unit extracts the digital information stored in the current network information storage, after comparing with the digital information stored in the forbidden access network repository one by one, if any one of the digital information stored in the current network information repository and the digital information stored in the forbidden access network repository is consistent, the current network is not accessible, thus, the preliminary verification of the current network to be accessed is completed, then the digital information stored in the current network information storage library is compared with the digital information stored in the accessible network information storage library one by one, if any one of the digital information stored in the current network information storage library and the digital information stored in the accessible network information storage library is consistent, the network can be connected, thereby completing the re-verification of the network to be accessed, and ensuring the reliability of the access network;
3. the network signal monitoring unit is used for monitoring the currently accessed network signal in real time, and when the detection value is smaller than the preset value of the CPU control unit, the CPU control unit controls the network automatic switching unit to automatically switch the current network to the wireless network connection mode, so that when the RS485 gateway is damaged or fails, the take-over control of the air conditioner body can be quickly completed through the wireless network connection mode, and the running stability of the air conditioner is guaranteed;
4. when the air conditioner body is not in a networking state with the control terminal any more, the network disconnection closing system transmits the detection signal to the CPU control unit, and the CPU control unit controls the air conditioner body to be closed, so that the air conditioner body is prevented from still working when not controlled any more, and the safety in the operation process of the air conditioner is guaranteed.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a flowchart of a wireless intelligent device supporting RS485 automatic networking and a networking method thereof according to an embodiment of the present invention;
fig. 2 is a flowchart of network access in the wireless intelligent device supporting RS485 automatic networking and the networking method thereof provided in fig. 1;
fig. 3 is a flowchart of a wireless network connection mode in the wireless intelligent device supporting RS485 automatic networking and the networking method thereof provided in fig. 1.
Detailed Description
The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-3, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1-3, the present invention provides a wireless intelligent device supporting RS485 automatic networking and a networking method thereof, wherein the networking method includes:
step one S1: connecting the signal receiving and sending device with the control terminal through a WiFi wireless network or a data wireless network;
step two S2: connecting the input end of the RS485 gateway with an S485 gateway access main cable, and connecting the output end of the RS485 gateway with an RS485 output main cable;
step three S3: an air conditioner signal receiver is installed on each air conditioner body, each air conditioner body is connected with an RS485 gateway cable, each RS485 gateway cable is connected with an RS485 gateway access bus cable in parallel, and a control terminal is connected with the air conditioner signal receiver through a WiFi wireless network or a data wireless network, so that the control terminal can directly complete control over the air conditioner body in a wireless network connection mode;
step four S4: and one end of the RS485 output main cable, which is far away from the connected RS485 gateway, is connected with the main controller.
Preferably, an air conditioner control system for controlling the air conditioner is arranged on the circuit board of each air conditioner body.
Preferably, the air conditioner control system comprises an identity information verification unit, an instruction signal storage unit, a CPU control unit, an access network identification unit, an access network storage library unit, a calling and comparing unit, a network setting unit, a network signal monitoring unit, a network automatic switching unit and a network disconnection closing system.
Preferably, the network setting unit includes an access prohibition blacklist module, an accessible network adding module, an added network deleting module, and an access prohibition network repository provided below the access prohibition blacklist module.
Preferably, the access network identification unit is configured to identify an accessed wireless network, the current network information repository is disposed below the access network identification unit, the accessible network information repository is disposed below the access network repository unit, the digital information stored in the current network information repository is extracted by the calling and comparing unit, and after comparing the digital information stored in the current network information repository with the digital information stored in the prohibited access network repository one by one, if any one of the digital information stored in the current network information repository and the digital information stored in the prohibited access network repository is consistent, the current network is inaccessible.
Preferably, if any one of the digital information stored in the current network information repository and the digital information stored in the prohibited network information repository does not match, the digital information stored in the current network information repository and the digital information stored in the accessible network information repository are compared one by one, and if any one of the digital information stored in the current network information repository and the digital information stored in the accessible network information repository matches, the network is connectable.
Preferably, the network signal monitoring unit is used for monitoring the currently accessed network signal in real time, transmitting the detection value to the CPU control unit in real time, and when the detection value is smaller than the predetermined value of the CPU control unit, the CPU control unit controls the network automatic switching unit to automatically switch the current network to the wireless network connection mode.
Preferably, after the wireless network mode is switched, the control terminal can be directly connected with the air conditioner signal receiver through the WiFi wireless network or the data wireless network, and the air conditioner signal receiver is connected with the CPU control unit to complete the wireless control of the air conditioner body.
Preferably, under the condition that the current access network is inaccessible or the control terminal is in a state without a WiFi network or a data network, the network disconnection closing system is used for monitoring whether the feedback air conditioner body is in a networking state with the control terminal or not, the network disconnection closing system transmits a detection signal to the CPU control unit, the CPU control unit controls the air conditioner body to be closed, and the air conditioner body is prevented from still working when not controlled.
Preferably, the wireless intelligent device supporting RS485 automatic networking comprises a plurality of air conditioner bodies, an air conditioner control system, an air conditioner signal receiver, an RS485 gateway, a master controller, a signal receiving and transmitting device and a control terminal.
The control terminal in the invention can be a conventional known device for controlling a smart phone, a computer or the like.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims (10)

1. The wireless intelligent device supporting RS485 automatic networking and the networking method thereof are characterized in that: the networking method comprises the following steps:
step one S1: connecting the signal receiving and sending device with the control terminal through a WiFi wireless network or a data wireless network;
step two S2: connecting the input end of the RS485 gateway with an S485 gateway access main cable, and connecting the output end of the RS485 gateway with an RS485 output main cable;
step three S3: an air conditioner signal receiver is installed on each air conditioner body, each air conditioner body is connected with an RS485 gateway cable, each RS485 gateway cable is connected with an RS485 gateway access bus cable in parallel, and a control terminal is connected with the air conditioner signal receiver through a WiFi wireless network or a data wireless network, so that the control terminal can directly complete control over the air conditioner body in a wireless network connection mode;
step four S4: and one end of the RS485 output main cable, which is far away from the connected RS485 gateway, is connected with the main controller.
2. The RS485 automatic networking supporting wireless intelligent device and the networking method thereof according to claim 1, wherein an air conditioner control system for controlling an air conditioner is arranged on a circuit board of each air conditioner body.
3. The wireless intelligent device supporting RS485 automatic networking and the networking method thereof according to claim 2, wherein the air conditioner control system comprises an identity information verification unit, an instruction signal storage unit, a CPU control unit, an access network identification unit, an access network storage unit, a calling and comparing unit, a network setting unit, a network signal monitoring unit, an automatic network switching unit and a network disconnection closing system.
4. The RS485 automatic networking supporting wireless intelligent device and the networking method thereof according to claim 3, wherein the network setting unit comprises an access prohibition blacklist module, an accessible network addition module and an added network deletion module, and an access prohibition network repository is arranged under the access prohibition blacklist module.
5. The wireless intelligent device supporting RS485 automatic networking and the networking method thereof according to claim 4, wherein the access network identification unit is configured to identify an accessed wireless network, the current network information repository is provided below the access network identification unit, the accessible network information repository is provided below the access network repository unit, the digital information stored in the current network information repository is extracted by the retrieval and comparison unit, and after one-to-one comparison with the digital information stored in the prohibited access network repository is performed, if any one of the digital information stored in the current network information repository and the digital information stored in the prohibited access network repository matches, the current network is inaccessible.
6. The wireless intelligent device and the networking method thereof supporting RS485 automatic networking according to claim 5, wherein if any of the digital information stored in the current network information repository and the digital information stored in the prohibited network repository does not match, the digital information stored in the current network information repository is compared with the digital information stored in the accessible network information repository one by one, and if any of the digital information stored in the current network information repository and the digital information stored in the accessible network information repository matches, the network is connectable.
7. The wireless intelligent device supporting RS485 automatic networking and the networking method thereof according to claim 6, wherein the network signal monitoring unit is used for monitoring the currently accessed network signal in real time and transmitting the detection value to the CPU control unit in real time, and when the detection value is smaller than the predetermined value of the CPU control unit, the CPU control unit controls the network automatic switching unit to automatically switch the current network to the wireless network connection mode.
8. The wireless intelligent device supporting RS485 automatic networking and the networking method thereof according to claim 7, wherein after switching to the wireless network mode, the control terminal can directly connect the air conditioner signal receiver through a WiFi wireless network or a data wireless network, and the air conditioner signal receiver is connected with the CPU control unit to complete wireless control of the air conditioner body.
9. The wireless intelligent device supporting RS485 automatic networking and the networking method thereof according to claim 8, wherein under the condition that the current access network is not accessible or the control terminal is in a state without WiFi network or data network, the network disconnection closing system is used for monitoring whether the feedback air conditioner body and the control terminal are in a networking state, the network disconnection closing system transmits the detection signal to the CPU control unit, the CPU control unit controls the air conditioner body to be closed, and the air conditioner body is prevented from still working when not controlled any more.
10. The wireless intelligent device supporting RS485 automatic networking according to any one of claims 1-9, comprising a plurality of air conditioner bodies, an air conditioner control system, an air conditioner signal receiver, an RS485 gateway, a master controller, a signal receiver/transmitter, and a control terminal.
CN202111513052.5A 2021-12-11 2021-12-11 Wireless intelligent device supporting RS485 automatic networking and networking method thereof Withdrawn CN114125981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111513052.5A CN114125981A (en) 2021-12-11 2021-12-11 Wireless intelligent device supporting RS485 automatic networking and networking method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111513052.5A CN114125981A (en) 2021-12-11 2021-12-11 Wireless intelligent device supporting RS485 automatic networking and networking method thereof

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CN114125981A true CN114125981A (en) 2022-03-01

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Application publication date: 20220301