CN114237136A - Intelligent industrial equipment protection microelectronic sensing component and Internet of things fire sensing node - Google Patents
Intelligent industrial equipment protection microelectronic sensing component and Internet of things fire sensing node Download PDFInfo
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- CN114237136A CN114237136A CN202111461028.1A CN202111461028A CN114237136A CN 114237136 A CN114237136 A CN 114237136A CN 202111461028 A CN202111461028 A CN 202111461028A CN 114237136 A CN114237136 A CN 114237136A
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- fire
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses an intelligent industrial equipment protection microelectronic sensing component and an Internet of things fire sensing node, which is a new concept Internet of things network terminal combining a new material technology, a microelectronic technology and a wireless sensing technology. The distributed type sets up at each industrial equipment or control monitoring scene, and when dangerous is ascertained to intelligence, in case take place dangerous very first time to react, carry out emergent nature safeguard measure protection device to send alarm signal and field information to thing networking front end and high in the clouds server through thing networking sensing network, can realize scientific, overall safeguard measure and fire control scheme based on real-time field data analysis. The method has the advantages of achieving early discovery and initial treatment of industrial potential safety hazards and dangers, restraining the dangers at the root and the beginning, and preventing accidents in the bud.
Description
Technical Field
The invention belongs to the technical field of intelligent industrial safety, and particularly relates to a sensing node and a protection base station for thermal monitoring and fire management of industrial equipment and industrial units through the technology of Internet of things.
Background
The appearance of the micro intelligent sensor and the development of the high-bandwidth wireless network promote the interconnection of an enterprise IT network and an industrial control network, and further realize the longitudinal interconnection from a workshop to a decision layer. The industrial internet of things integrates various acquisition and control sensors or controllers with sensing and monitoring capabilities, mobile communication, intelligent analysis and other technologies into each link of industrial manufacturing, so that the efficiency and the safety are greatly improved, the product quality and the cost are improved, the resource consumption is reduced, and the new stage of upgrading the traditional industry to the modern industry is finally realized.
By means of the technical characteristics of real-time perception and interaction between things and people of the Internet of things, all devices and units in the industrial system are connected, and scientific and timely management and control based on deep data analysis are performed. Currently, modern industries accessing internet of things have active technical application and technical development in a plurality of fields such as industrial control and logistics tracking. However, the application and development of the devices in terms of operational stability and safety is relatively slow and delayed. Because modern industry relies heavily on power systems, the solution of safety problems such as equipment failures and accidents caused by thermal runaway in operation, electrical fires caused by electricity, and the like, due to electricity, and the like. The equipment investment in the industrial field is usually huge, and whether the equipment is a machine tool, a production line or mechanical equipment, once a fault or accident occurs in the production process, the equipment can directly cause shutdown, so that the whole production line and even the whole production and manufacturing period are affected. If the application of the technology of the internet of things extends to the fields of stability and safety of industrial equipment, the technology of the internet of things is a good supplement and improvement to modern industrial technology and industrial systems, and the technology of the internet of things is directly related to property safety and personal safety.
The development of industrial safety technologies and safety protection devices, which are matched with the rapid development of modern industrial technologies, is also imminent. The appearance of sensor nodes which are miniaturized, intelligentized, integrated and low in power consumption and are fused with the modern Internet of things technology can greatly assist in building an industrial safety system.
Disclosure of Invention
In order to solve the technical problems mentioned in the background technology, the invention provides an intelligent industrial device for protecting a microelectronic sensing element and an Internet of things fire sensing node.
In order to achieve the technical purpose, the technical scheme of the invention is as follows:
an intelligent industrial equipment protection microelectronic sensing component is arranged at an important monitoring node and comprises a sensing component and a measuring component, wherein the sensing component comprises a sensing unit and a conversion unit, the sensing unit is composed of a fire extinguishing microcapsule, the fire extinguishing microcapsule comprises a temperature sensing shell sensitive to temperature and a fire extinguishing substance coated in the temperature sensing shell, the conversion unit comprises a permanent magnet and an induction coil, the sensing unit and the induction coil are arranged in a magnetic field generated by the permanent magnet, a magnetic line of force passes through the induction coil, and the measuring component is connected with the induction coil through a lead;
when the monitoring node is out of control thermally or in a fire situation, the sensitive unit starts an atomization-pressurization-vaporization-injection flameout mode under the action of heat, the sensitive unit fire extinguishing microcapsule temperature-sensitive shell is activated and broken under the action of heat, and the fire extinguishing substances carried in the shell are injected to perform emergency treatment of temperature reduction and/or flameout on the initial fire of the monitoring node, the magnetic flux passing through the induction coil is changed due to the heating change of the sensitive unit, the induction coil generates induced electromotive force, and the measuring component collects the induced electromotive force change in real time and converts the change into an electric signal for output.
Further, the sensitive unit comprises but is not limited to a fire-extinguishing microcapsule which is manufactured and formed by a die pressing, casting or coating process; the device has different shapes, sizes and capacities according to the structure, characteristics and space requirements of the device; the integration to the sensing component is mounted by means of gluing, coating, mechanical means or encapsulation.
Further, the fire extinguishing microcapsule is a nano or micron level solid microparticle with a capsule structure; the temperature-sensing shell adopts a single-layer, multi-layer or multi-layer structure, is made of a high polymer material or a composite material thereof, and has stable mechanical properties and structure; the fire extinguishing substance comprises at least one fire extinguishing and/or cooling substance which is subjected to phase change under the action of heat and is easy to vaporize, and the effective mass fraction is more than 60%.
Further, the vaporizable fire extinguishing and/or cooling substance includes, but is not limited to, alkyl halides, hydrochlorofluorocarbons, hydrofluoroalkanes, perfluoroalkanes, fluoroiodoalkanes, fluorinated ketone fire extinguishing agents.
Further, the opening temperature range of the thermal action for activating and breaking the fire-extinguishing microcapsule temperature-sensitive shell is 80-300 ℃.
An intelligent industrial equipment protection Internet of things fire sensing node comprises the microelectronic sensing component, a microprocessor, and a circuit protection module, an alarm protection module and a node communication module which are connected with the microprocessor respectively, wherein the microprocessor is connected with the output end of a measurement component of the microelectronic sensing component, the circuit protection module is connected with an equipment circuit, and the node communication module is in communication connection with an Internet of things base station or the front end of the Internet of things; when the microprocessor judges that the monitoring node equipment has a dangerous situation according to the signal output by the measuring component, the microprocessor respectively sends out control signals to the circuit protection module and the alarm protection module, the drive circuit protection module cuts off the equipment circuit, the drive alarm protection module lights the alarm indicator lamp to send out an alarm sound, meanwhile, the microprocessor sends out alarm signals, uploading equipment and state information to the Internet of things base station or the front end of the Internet of things through the node communication module, and the front end of the Internet of things judges a fire disaster according to a preset early warning threshold value and sends out control signals to the fire-fighting linkage system to start and execute a corresponding linkage fire-fighting program.
Further, the microprocessor presets a signal instantaneous warning value T1 and a signal difference warning value T2 at an adjacent moment, and when the signal value output by the measuring assembly exceeds T1 or the signal difference value output by the measuring assembly at an adjacent moment exceeds T2, the microprocessor judges that dangerous situations occur in the monitoring node equipment.
Furthermore, the internet of things base station serves as a hub for connecting the front end of the internet of things and the terminal node, and undertakes tasks of information acquisition, processing, forwarding and node control, including but not limited to networking control, data aggregation, node data uploading and control information issuing functions of the node.
Furthermore, the front end of the internet of things is an industrial internet of things local central control system and is responsible for scheduling of the whole front end network of the internet of things; acquiring information through sensor nodes including the fire sensing nodes and an Internet of things base station; processing, analyzing, judging and storing the collected information; the alarm function is realized by using a preset early warning threshold value; when the abnormality is found, sending a corresponding control command through the Internet of things base station, and further performing various alarms or taking safety protection measures; and the gateway is used for carrying out protocol analysis and storage, and a local or remote user uses a Web browser to inquire and control the terminal equipment through the network and uploads data to the back-end server of the Internet of things.
Furthermore, the fire-fighting linkage system is an Internet of things front-end fire-fighting subsystem, reflects industrial and architectural characteristics, is used for extinguishing a facility system of an initial fire disaster occurring in an industrial field, and comprises a fire detection and alarm system, an electrical fire monitoring system, a fire-fighting linkage controller, an industrial fire-fighting water system, a gas automatic fire-extinguishing system, a dry powder fire-extinguishing system, a foam fire-extinguishing system and a fire-fighting emergency broadcast.
Adopt the beneficial effect that above-mentioned technical scheme brought:
the novel material technology, the microcomputer electronic technology and the wireless sensing technology are combined, the sensing nodes are distributed on various industrial equipment or monitoring and monitoring sites, the equipment is intelligently detected, and meanwhile, once danger occurs, the equipment is responded and protected by emergency protective measures, and alarm signals and site information are sent to the front end of the Internet of things and a cloud server through an Internet of things sensing network, so that scientific and overall protective measures and fire fighting schemes based on real-time field data analysis can be realized. The method has the advantages of achieving early discovery and initial treatment of industrial potential safety hazards and dangers, restraining the dangers at the root and the beginning, and preventing accidents in the bud.
Drawings
Fig. 1 is a block diagram of a microelectronic sensor device according to embodiment 1;
FIG. 2 is a schematic view of a sensor assembly of embodiment 1;
fig. 3 is a block diagram of a fire sensing node structure of the internet of things in embodiment 2.
Detailed Description
The technical scheme of the invention is explained in detail in the following with the accompanying drawings.
The invention designs an intelligent industrial device for protecting a microelectronic sensing component and a fire sensing node of the Internet of things.
Example 1
As shown in fig. 1, an intelligent industrial equipment protection microelectronic sensing component is arranged at an important monitoring node, and comprises a sensing component and a measuring component, as shown in fig. 2, the sensing component comprises a sensing unit and a conversion unit, the sensing unit is composed of a fire extinguishing microcapsule, the fire extinguishing microcapsule comprises a temperature sensing shell sensitive to temperature and a fire extinguishing substance coated in the temperature sensing shell, the conversion unit comprises a permanent magnet and an induction coil, the sensing unit and the induction coil are arranged in a magnetic field generated by the permanent magnet, and a magnetic line of force passes through the induction coil, and the measuring component is connected with the induction coil through a lead;
when the monitoring node is out of control thermally or in a fire situation, the sensitive unit starts an atomization-pressurization-vaporization-injection flameout mode under the action of heat, the sensitive unit fire extinguishing microcapsule temperature-sensitive shell is activated and broken under the action of heat, and the fire extinguishing substances carried in the shell are injected to perform emergency treatment of temperature reduction and/or flameout on the initial fire of the monitoring node, the magnetic flux passing through the induction coil is changed due to the heating change of the sensitive unit, the induction coil generates induced electromotive force, and the measuring component collects the induced electromotive force change in real time and converts the change into an electric signal for output.
In this embodiment, the sensitive unit includes but is not limited to a fire-extinguishing microcapsule molded, cast or coated; the device has different shapes, sizes and capacities according to the structure, characteristics and space requirements of the device; the integration to the sensing component is mounted by means of gluing, coating, mechanical means or encapsulation.
In the embodiment, the fire-extinguishing microcapsule is nano or micron level solid microparticles with a capsule structure; the temperature-sensing shell adopts a single-layer, multi-layer or multi-layer structure, is made of a high polymer material or a composite material thereof, and has stable mechanical properties and structure; the fire extinguishing substance comprises at least one fire extinguishing and/or cooling substance which is subjected to phase change under the action of heat and is easy to vaporize, and the effective mass fraction is more than 60%. Further, the vaporizable fire extinguishing and/or cooling substance includes, but is not limited to, alkyl halides, hydrochlorofluorocarbons, hydrofluoroalkanes, perfluoroalkanes, fluoroiodoalkanes, fluorinated ketone fire extinguishing agents.
In this embodiment, the open temperature range of the thermal effect to activate and rupture the temperature sensitive shell of the fire fighting microcapsule is 80-300 ℃.
Example 2
As shown in fig. 3, the fire sensing node for protecting the internet of things by the intelligent industrial equipment comprises the microelectronic sensing component, a microprocessor, and a circuit protection module, an alarm protection module and a node communication module which are respectively connected with the microelectronic sensing component, wherein the microprocessor is connected with the output end of a measurement assembly of the microelectronic sensing component, the circuit protection module is connected with an equipment circuit, and the node communication module is in communication connection with an internet of things base station or the front end of the internet of things; when the microprocessor judges that the monitoring node equipment has a dangerous situation according to the signal output by the measuring component, the microprocessor respectively sends out control signals to the circuit protection module and the alarm protection module, the drive circuit protection module cuts off the equipment circuit, the drive alarm protection module lights the alarm indicator lamp to send out an alarm sound, meanwhile, the microprocessor sends out alarm signals, uploading equipment and state information to the Internet of things base station or the front end of the Internet of things through the node communication module, and the front end of the Internet of things judges a fire disaster according to a preset early warning threshold value and sends out control signals to the fire-fighting linkage system to start and execute a corresponding linkage fire-fighting program.
In this embodiment, the microprocessor presets a signal instantaneous warning value T1 and a signal difference warning value T2 at an adjacent time, and when the signal value output by the measurement module exceeds T1 or the signal difference value output by the measurement module at an adjacent time exceeds T2, the microprocessor judges that a dangerous situation occurs in the monitoring node device.
In this embodiment, the base station of the internet of things serves as a hub for connecting the front end of the internet of things and the terminal node, and undertakes tasks of information acquisition, processing, forwarding and node control, including but not limited to networking control, data aggregation, node data uploading and control information issuing functions of the node.
In this embodiment, the front end of the internet of things is an industrial internet of things local central control system and is responsible for scheduling of the whole front end network of the internet of things; acquiring information through sensor nodes including the fire sensing nodes and an Internet of things base station; processing, analyzing, judging and storing the collected information; the alarm function is realized by using a preset early warning threshold value; when the abnormality is found, sending a corresponding control command through the Internet of things base station, and further performing various alarms or taking safety protection measures; and the gateway is used for carrying out protocol analysis and storage, and a local or remote user uses a Web browser to inquire and control the terminal equipment through the network and uploads data to the back-end server of the Internet of things.
In this embodiment, the fire-fighting linkage system is an internet of things front-end fire-fighting subsystem, reflects industrial and architectural characteristics, and is used for extinguishing a facility system that initially fires at an industrial site, and the facility system includes a fire detection and alarm system, an electrical fire monitoring system, a fire-fighting linkage controller, an industrial fire-fighting water system, a gas automatic fire-extinguishing system, a dry powder fire-extinguishing system, a foam fire-extinguishing system, and a fire-fighting emergency broadcast.
The embodiments are only for illustrating the technical idea of the present invention, and the technical idea of the present invention is not limited thereto, and any modifications made on the basis of the technical scheme according to the technical idea of the present invention fall within the scope of the present invention.
Claims (10)
1. The utility model provides an intelligence industrial equipment protects microelectronics sensing components and parts which characterized in that: the fire extinguishing system is arranged at an important monitoring node and comprises a sensing assembly and a measuring assembly, wherein the sensing assembly comprises a sensing unit and a conversion unit, the sensing unit is composed of a fire extinguishing microcapsule, the fire extinguishing microcapsule comprises a temperature sensing shell sensitive to temperature and a fire extinguishing substance coated in the temperature sensing shell, the conversion unit comprises a permanent magnet and an induction coil, the sensing unit and the induction coil are arranged in a magnetic field generated by the permanent magnet, a magnetic line of force passes through the induction coil, and the measuring assembly is connected with the induction coil through a lead;
when the monitoring node is out of control thermally or in a fire situation, the sensitive unit starts an atomization-pressurization-vaporization-injection flameout mode under the action of heat, the sensitive unit fire extinguishing microcapsule temperature-sensitive shell is activated and broken under the action of heat, and the fire extinguishing substances carried in the shell are injected to perform emergency treatment of temperature reduction and/or flameout on the initial fire of the monitoring node, the magnetic flux passing through the induction coil is changed due to the heating change of the sensitive unit, the induction coil generates induced electromotive force, and the measuring component collects the induced electromotive force change in real time and converts the change into an electric signal for output.
2. The smart industrial device protection microelectronic sensor component of claim 1, wherein: the sensitive units include but are not limited to fire-extinguishing microcapsules which are manufactured and formed through a die pressing, casting or coating process; the device has different shapes, sizes and capacities according to the structure, characteristics and space requirements of the device; the integration to the sensing component is mounted by means of gluing, coating, mechanical means or encapsulation.
3. The smart industrial device protection microelectronic sensor component of claim 1, wherein: the fire extinguishing microcapsule is nano or micron level solid microparticles with a capsule structure; the temperature-sensing shell adopts a single-layer, multi-layer or multi-layer structure, is made of a high polymer material or a composite material thereof, and has stable mechanical properties and structure; the fire extinguishing substance comprises at least one fire extinguishing and/or cooling substance which is subjected to phase change under the action of heat and is easy to vaporize, and the effective mass fraction is more than 60%.
4. A smart industrial device protection microelectronic sensor component as claimed in claim 3, wherein: the vaporizable fire extinguishing and/or cooling substance includes, but is not limited to, alkyl halides, hydrochlorofluorocarbons, hydrofluoroalkanes, perfluoroalkanes, fluoroiodoalkanes, fluorinated ketones, fire extinguishing agents.
5. The smart industrial device protection microelectronic sensor component of claim 1, wherein: the opening temperature range of the heat action activating and breaking the fire-extinguishing microcapsule temperature-sensitive shell is 80-300 ℃.
6. The utility model provides an intelligence industrial equipment protection thing networking fire sense node which characterized in that: the microelectronic sensor component comprises the microelectronic sensor component as claimed in claim 1, and further comprises a microprocessor, and a circuit protection module, an alarm protection module and a node communication module which are connected with the microprocessor, wherein the microprocessor is connected with an output end of the measurement component of the microelectronic sensor component, the circuit protection module is connected with a device circuit, and the node communication module is in communication connection with an internet of things base station or a front end of the internet of things; when the microprocessor judges that the monitoring node equipment has a dangerous situation according to the signal output by the measuring component, the microprocessor respectively sends out control signals to the circuit protection module and the alarm protection module, the drive circuit protection module cuts off the equipment circuit, the drive alarm protection module lights the alarm indicator lamp to send out an alarm sound, meanwhile, the microprocessor sends out alarm signals, uploading equipment and state information to the Internet of things base station or the front end of the Internet of things through the node communication module, and the front end of the Internet of things judges a fire disaster according to a preset early warning threshold value and sends out control signals to the fire-fighting linkage system to start and execute a corresponding linkage fire-fighting program.
7. The intelligent industrial equipment protection Internet of things fire sensing node as claimed in claim 6, wherein: the microprocessor presets a signal instantaneous early warning value T1 and a signal difference early warning value T2 at adjacent time, and when the signal value output by the measuring assembly exceeds T1 or the signal difference value output by the measuring assembly at adjacent time exceeds T2, the microprocessor judges that dangerous case occurs in the monitoring node equipment.
8. The intelligent industrial equipment protection Internet of things fire sensing node as claimed in claim 6, wherein: the IOT base station is used as a hub for connecting the front end of the IOT and the terminal node, and is used for undertaking information acquisition, processing, forwarding and node control tasks, including but not limited to networking control, data aggregation, node data uploading and control information issuing functions of the nodes.
9. The intelligent industrial equipment protection Internet of things fire sensing node as claimed in claim 6, wherein: the front end of the Internet of things is an industrial Internet of things local central control system and is responsible for scheduling of the whole front end network of the Internet of things; acquiring information through sensor nodes including the fire sensing nodes and an Internet of things base station; processing, analyzing, judging and storing the collected information; the alarm function is realized by using a preset early warning threshold value; when the abnormality is found, sending a corresponding control command through the Internet of things base station, and further performing various alarms or taking safety protection measures; and the gateway is used for carrying out protocol analysis and storage, and a local or remote user uses a Web browser to inquire and control the terminal equipment through the network and uploads data to the back-end server of the Internet of things.
10. The intelligent industrial equipment protection Internet of things fire sensing node as claimed in claim 6, wherein: the fire-fighting linkage system is an Internet of things front-end fire-fighting subsystem, reflects industrial and architectural characteristics, is used for extinguishing a facility system of an initial fire disaster occurring in an industrial field, and comprises a fire detection and alarm system, an electrical fire monitoring system, a fire-fighting linkage controller, an industrial fire-fighting water system, a gas automatic fire-fighting system, a dry powder fire-fighting system, a foam fire-fighting system and a fire-fighting emergency broadcast.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461028.1A CN114237136A (en) | 2021-12-03 | 2021-12-03 | Intelligent industrial equipment protection microelectronic sensing component and Internet of things fire sensing node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111461028.1A CN114237136A (en) | 2021-12-03 | 2021-12-03 | Intelligent industrial equipment protection microelectronic sensing component and Internet of things fire sensing node |
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| CN114237136A true CN114237136A (en) | 2022-03-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109444A1 (en) * | 2021-12-18 | 2023-06-22 | 金旭 | Sensing element and smart sensor/node |
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2021
- 2021-12-03 CN CN202111461028.1A patent/CN114237136A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109444A1 (en) * | 2021-12-18 | 2023-06-22 | 金旭 | Sensing element and smart sensor/node |
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Application publication date: 20220325 |