CN214253401U - Wireless carbon dioxide alarm system based on Zigbee - Google Patents
Wireless carbon dioxide alarm system based on Zigbee Download PDFInfo
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- CN214253401U CN214253401U CN202120389663.2U CN202120389663U CN214253401U CN 214253401 U CN214253401 U CN 214253401U CN 202120389663 U CN202120389663 U CN 202120389663U CN 214253401 U CN214253401 U CN 214253401U
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Abstract
The utility model discloses a wireless carbon dioxide alarm system based on Zigbee belongs to carbon dioxide sensing and detects and security protection technical field. The device comprises a plurality of carbon dioxide alarm devices arranged in a target detection area; the carbon dioxide alarm device comprises a carbon dioxide sensor module, a data processing module, a control module, a Zigbee communication module, an alarm module and a power supply module; the carbon dioxide sensor module is connected with the data processing module, the data processing module is connected with the control module, and the control module is respectively connected with the Zigbee communication module, the alarm module and the power supply module; the Zigbee communication module is connected with the Zigbee control terminal. The utility model discloses a system construction is convenient, the flexibility is high, with low costs, and degree of automation is high, can satisfy the user demand of various environment.
Description
Technical Field
The utility model belongs to the technical field of carbon dioxide sensing detects and security protection, concretely relates to wireless carbon dioxide alarm system based on Zigbee and working method thereof.
Background
The traditional carbon dioxide detection and alarm method is to throw a torch into a cave, a well and a production area and then observe whether the torch is extinguished to judge whether the concentration of carbon dioxide in the cave exceeds the standard or not. The accuracy of the mode is not high, and the problems of insecurity, difficult carrying and the like exist in the use of the torch.
At present, a detection alarm circuit and an alarm instrument are arranged to detect carbon dioxide in a widely applied mode, although precision is improved, fault hidden dangers such as false alarm and failure caused by circuit faults exist, and the problems of high arrangement cost, difficulty in moving position, limited monitoring area and the like exist.
With the rapid development of society, the application fields of producing and producing carbon dioxide or taking carbon dioxide as a medium or an intermediate product become more and more extensive, when CO is used2The concentration of the compound can cause people to feel suffocation, dizziness and palpitation when reaching 1 percent, cause people to feel asthma, headache and dizziness when reaching 4 percent to 5 percent, and cause people to lose consciousness, have obnubilation and stop breathing when reaching 10 percent, thereby causing people to die. In the space where carbon dioxide is produced, produced or used as a medium or intermediate product, addThe security protection requirement of the carbon dioxide alarm system which is safe, reliable and convenient to arrange is more and more.
Disclosure of Invention
In order to solve the problem, the utility model aims to provide a wireless carbon dioxide alarm system based on Zigbee, the system founds convenience, the flexibility is high, with low costs, and degree of automation is high, can satisfy the user demand of various environment.
The utility model discloses a realize through following technical scheme:
the utility model discloses a Zigbee-based wireless carbon dioxide alarm system, which comprises a plurality of carbon dioxide alarm devices arranged in a target detection area;
the carbon dioxide alarm device comprises a carbon dioxide sensor module, a data processing module, a control module, a Zigbee communication module, an alarm module and a power supply module; the carbon dioxide sensor module is connected with the data processing module, and the control module is respectively connected with the data processing module, the Zigbee communication module, the alarm module and the power supply module; the Zigbee communication module is connected with the Zigbee control terminal.
Preferably, the carbon dioxide sensor module is a honeywell CRIR carbon dioxide sensor.
Preferably, the data processing module comprises a signal amplifying module, a filtering module and an A/D module; two ends of the signal amplification module are respectively connected with the carbon dioxide sensor module and the filtering module, the filtering module is connected with the A/D module, and the A/D module is connected with the control module.
Further preferably, the data processing module further comprises a zero point correction module, a linearization processing module, a compensation circuit module and an error correction module; one end of the zero point correction module is connected with the signal amplification module, the other end of the zero point correction module is connected with the linearization processing module, the linearization processing module is connected with the compensation circuit module, the compensation circuit module is connected with the error correction module, and the error correction module is connected with the filtering module.
Preferably, the control module is a C8051FF09 singlechip.
Preferably, the Zigbee control terminal is a mobile phone, a PDA, a tablet computer, or a notebook computer.
Preferably, the power module is a dry battery or a lithium battery.
Preferably, the control module is connected with a data storage module.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model discloses a wireless carbon dioxide alarm system based on Zigbee, the carbon dioxide alarm device adopts Zigbee to communicate, thus eliminating complex procedures such as installation and wiring, and reducing the cost; the monitoring system can be conveniently and simply set up only in the coverage range of a wireless network, and meanwhile, workers can utilize various mobile terminals to carry out remote real-time monitoring and are not limited to a certain fixed control terminal. When the environment, equipment and the like in the target detection area change, the position and the layout of the carbon dioxide alarm device in the system can be quickly adjusted, the monitoring requirement is met, and the adaptability to the environment is strong.
Furthermore, the data processing module comprises a zero point correction module, a linearization processing module, a compensation circuit module and an error correction module besides the conventional signal amplification module, the filtering module and the A/D module, so that the reliability and stability of data signal transmission can be ensured, and the missing report and the false report are avoided.
Furthermore, because the power consumption of each module is extremely low, the power module can meet the requirements by adopting dry batteries or lithium batteries, and the arrangement of power lines is avoided.
Furthermore, the control module is connected with a data storage module, so that data can be filed, and historical data analysis can be performed conveniently in the later stage.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1-a carbon dioxide alarm device; 1-1-a carbon dioxide sensor module; 1-2-a data processing module; 1-3-a control module; 1-4-Zigbee communication module; 1-5-an alarm module; 1-6-a power module; 1-7-a data storage module; 2-Zigbee control terminal.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention:
ZigBee is a novel wireless communication, is a wireless network protocol of low-speed short-distance transmission, and the bottom layer is a media access layer and a physical layer which adopt IEEE 802.15.4 standard specifications. The method is mainly characterized by low speed, low power consumption, low cost, support of a large number of nodes on the network, support of various topologies on the network, low complexity, rapidness, reliability and safety.
As shown in fig. 1, for the utility model discloses a wireless carbon dioxide alarm system based on Zigbee, including arranging a plurality of carbon dioxide alarm device 1 in the target detection area, the quantity and the density of carbon dioxide alarm device 1 all can be adjusted according to the actual conditions in the target detection area.
The carbon dioxide alarm device 1 comprises a carbon dioxide sensor module 1-1, a data processing module 1-2, a control module 1-3, a Zigbee communication module 1-4, an alarm module 1-5 and a power module 1-6; the carbon dioxide sensor module 1-1 is connected with the data processing module 1-2, the data processing module 1-2 is connected with the control module 1-3, and the control module 1-3 is respectively connected with the Zigbee communication module 1-4, the alarm module 1-5 and the power supply module 1-6; the Zigbee communication modules 1-4 are connected with the Zigbee control terminal 2.
Specifically, the data processing module 1-2 comprises a signal amplification module, a filtering module and an A/D module; two ends of the signal amplification module are respectively connected with the carbon dioxide sensor module 1-1 and the filtering module, the filtering module is connected with the A/D module, and the A/D module is connected with the control module 1-3. Further preferably, the data processing module 1-2 further comprises a zero point correction module, a linearization processing module, a compensation circuit module and an error correction module; one end of the zero point correction module is connected with the signal amplification module, the other end of the zero point correction module is connected with the linearization processing module, the linearization processing module is connected with the compensation circuit module, the compensation circuit module is connected with the error correction module, and the error correction module is connected with the filtering module.
In a preferred embodiment of the present invention, the control module 1-3 is further connected to a data storage module 1-7, which can store daily monitoring data, and the staff can periodically perform historical data analysis.
Carbon dioxide sensor module 1-1 may employ a honeywell CRIR carbon dioxide sensor.
The control modules 1-3 can adopt a C8051FF09 singlechip.
The Zigbee control terminal 2 may be a mobile phone, a PDA, a tablet computer, or a notebook computer.
The power modules 1-6 can adopt dry batteries or lithium batteries, and are convenient to replace.
The working method of the Zigbee-based wireless carbon dioxide alarm system comprises the following steps:
the carbon dioxide alarm devices 1 distributed in the target detection area monitor the carbon dioxide concentration in the area in real time through the carbon dioxide sensor modules 1-1 and send data to the data processing modules 1-2, the data are processed by the data processing modules 1-2 and then sent to the control modules 1-3, the control modules 1-3 send the data to the Zigbee control terminal 2 through the Zigbee communication modules 1-4, meanwhile, alarm thresholds are preset in the control modules 1-3, and when the carbon dioxide concentration value exceeds the alarm thresholds, the alarm modules 1-5 give an alarm.
Although some terms are used in the present invention, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the present invention and are to be construed as any additional limitation which is not in accordance with the spirit of the present invention. The above description is only used as an example to further illustrate the content of the present invention, so as to facilitate understanding, but not to represent that the embodiment of the present invention is limited to this, and any technical extension or re-creation according to the present invention is protected by the present invention.
Claims (8)
1. A Zigbee-based wireless carbon dioxide alarm system is characterized by comprising a plurality of carbon dioxide alarm devices (1) which are arranged in a target detection area;
the carbon dioxide alarm device (1) comprises a carbon dioxide sensor module (1-1), a data processing module (1-2), a control module (1-3), a Zigbee communication module (1-4), an alarm module (1-5) and a power supply module (1-6); the carbon dioxide sensor module (1-1) is connected with the data processing module (1-2), and the control module (1-3) is respectively connected with the data processing module (1-2), the Zigbee communication module (1-4), the alarm module (1-5) and the power supply module (1-6); the Zigbee communication modules (1-4) are connected with the Zigbee control terminal (2).
2. A Zigbee-based wireless carbon dioxide alarm system according to claim 1, wherein the carbon dioxide sensor module (1-1) is a honeywell CRIR carbon dioxide sensor.
3. The Zigbee-based wireless carbon dioxide alarm system according to claim 1, wherein the data processing module (1-2) comprises a signal amplification module, a filtering module and an A/D module; two ends of the signal amplification module are respectively connected with the carbon dioxide sensor module (1-1) and the filtering module, the filtering module is connected with the A/D module, and the A/D module is connected with the control module (1-3).
4. The Zigbee-based wireless carbon dioxide alarm system according to claim 3, wherein the data processing module (1-2) further comprises a zero point correction module, a linearization processing module, a compensation circuit module and an error correction module; one end of the zero point correction module is connected with the signal amplification module, the other end of the zero point correction module is connected with the linearization processing module, the linearization processing module is connected with the compensation circuit module, the compensation circuit module is connected with the error correction module, and the error correction module is connected with the filtering module.
5. The Zigbee-based wireless carbon dioxide alarm system according to claim 1, wherein the control module (1-3) is a C8051FF09 single-chip microcomputer.
6. The Zigbee-based wireless carbon dioxide alarm system according to claim 1, wherein the Zigbee control terminal (2) is a mobile phone, a PDA, a tablet computer or a notebook computer.
7. The Zigbee-based wireless carbon dioxide alarm system according to claim 1, wherein the power modules (1-6) are dry batteries or lithium batteries.
8. A Zigbee-based wireless carbon dioxide alarm system according to claim 1, wherein the control module (1-3) is connected to a data storage module (1-7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120389663.2U CN214253401U (en) | 2021-02-22 | 2021-02-22 | Wireless carbon dioxide alarm system based on Zigbee |
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| CN202120389663.2U CN214253401U (en) | 2021-02-22 | 2021-02-22 | Wireless carbon dioxide alarm system based on Zigbee |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820079A (en) * | 2021-02-22 | 2021-05-18 | 西安热工研究院有限公司 | Zigbee-based wireless carbon dioxide alarm system and working method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112820079A (en) * | 2021-02-22 | 2021-05-18 | 西安热工研究院有限公司 | Zigbee-based wireless carbon dioxide alarm system and working method thereof |
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