CN209486855U - Internal heat system - Google Patents
Internal heat system Download PDFInfo
- Publication number
- CN209486855U CN209486855U CN201821857577.4U CN201821857577U CN209486855U CN 209486855 U CN209486855 U CN 209486855U CN 201821857577 U CN201821857577 U CN 201821857577U CN 209486855 U CN209486855 U CN 209486855U
- Authority
- CN
- China
- Prior art keywords
- gas
- flame
- detector
- reference position
- concentration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Fire Alarms (AREA)
- Alarm Systems (AREA)
Abstract
The utility model discloses a kind of internal heat systems, belong to field of automation technology.The internal heat system includes: flame detector, combustible-gas detector, controller, warning device, emergency stopping system and fire-fighting system.The flame detector and the combustible-gas detector are connected with the controller, and the controller is connected with the warning device and the emergency stopping system, and the emergency stopping system is connected with the fire-fighting system.This system passes through chain with emergency stopping system; fire-fighting system can be started in time, fire put out a fire or light to the fuel gas for reaching reference concentration value; safeguard protection is carried out to field device; danger proliferation is avoided to bring about great losses; and human error is avoided, improve the stability of internal heat system.
Description
Technical field
The utility model relates to field of automation technology, in particular to a kind of internal heat system.
Background technique
In field of automation technology, with continually developing for petroleum, when fire and fuel gas and accident to leak the poison gas, has
Occur, internal heat system is just come into being.Internal heat system full name is fire alarm and fuel gas detection system, is mainly used for supervising
Fire and fuel gas and accident to leak the poison gas are controlled, can and alarm and fire-fighting system can be opened and closed in the event of an accident, to reach
To a kind of safety control system of control fault spread and protection staff equipment safety.
Currently, the internal heat system in oil field includes: flame detector, combustible-gas detector, controller and warning device.?
In monitoring process by live input unit flame detector and combustible gas probe transmit a signal to the control of Central Control Room
Device processed, then audible and visible alarm prompt operator on duty is issued by warning device connected to the controller and carries out emergency operation.
The relevant technologies the prior art has at least the following problems:
Human operational error leads height, and system reliability is low.
Utility model content
The utility model embodiment provides a kind of internal heat system, leads height to solve the relevant technologies human operational error, is
The low problem of reliability of uniting.The technical solution is as follows:
A kind of internal heat system, the internal heat system include: flame detector, combustible-gas detector, controller, alarm dress
It sets, emergency stopping system and fire-fighting system.
The flame detector and the combustible-gas detector are connected with the controller, the controller also with institute
It states warning device to be connected with the emergency stopping system, the emergency stopping system is also connected with the fire-fighting system；
Wherein, the flame detector, the state of the flame for detecting the first reference position, and by first reference
The status information of the flame of position sends the controller to；
The combustible-gas detector, for detecting the concentration of the second reference position gas, and by described second referring to position
The concentration information for setting gas sends the controller to；
The controller, for receive the flame of first reference position status information and second reference position
The concentration information of gas, the concentration of status information and the second reference position gas to the flame of first reference position
Information carries out operation, if the state of the flame of first reference position is fire condition and/or the second reference position gas
When the concentration of body is more than reference concentration value, by the location information of flame detector and/or the location information of combustible-gas detector
It is sent to the warning device and the emergency stopping system；
The warning device, for the location information and/or combustible-gas detector according to the flame detector received
Location information trigger alarm；
The emergency stopping system, for according to the location information of flame detector and/or combustible gas physical examination received
The location information for surveying device sends corresponding enabling signal to the fire-fighting system；
The fire-fighting system, for extinguish to flame according to the corresponding enabling signal that receives and/or right
The gas for reaching reference concentration is lighted.
Optionally, the type of alarm of the warning device is two or more.
Optionally, the controller includes: input module, processing module and output module；
The input module, the processing module and the output module are sequentially connected, the input module and the fire
Flame detector is connected with the combustible-gas detector, the output module and the warning device and the fire-fighting system phase
Even；
Wherein, the input module, for receiving the status information and described second of the flame of first reference position
The concentration information of the gas of reference position；
The processing module, status information and second reference position for the flame to first reference position
The concentration information of gas carries out operation, determine the flame of first reference position state and/or second reference position
The concentration of gas；
The output module, for determining that the state of flame of first reference position is fire in the processing module
When state and/or the concentration of the second reference position gas are more than reference concentration value, by the location information of flame detector and/
Or the location information of combustible-gas detector is sent to the warning device and the emergency stopping system.
Optionally, the system also includes display devices；
The display device is connected with the controller, for receiving the position for the flame detector that the controller is sent
The status information of information and flame, and/or, the location information of combustible-gas detector and the concentration information of gas, according to described
The location information of flame detector and the status information of flame, and/or, the location information of combustible-gas detector and gas it is dense
Degree information shows the flame status that the position of the flame detector and the flame detector are detected, and/or, it is described flammable
The concentration for the gas that the position of detector and the combustible-gas detector detect.
Optionally, the system also includes host computers；
The host computer is connected with the controller；
The controller by the status information of the location information of the flame detector and flame, and/or, the combustible gas
The location information of detector and the concentration information of gas are sent to the host computer.
Optionally, the quantity of the flame detector is one or more.
Optionally, the quantity of the combustible-gas detector is one or more.
Technical solution bring beneficial effect provided by the utility model includes at least:
By controller, receive the flame of the first reference position status information and the second reference position gas it is dense
Information is spent, and operation is carried out to it, when the state of the flame of the first reference position is fire condition and/or the second reference position
When the concentration of gas is more than reference concentration value, the position of the location information of flame detector and/or combustible-gas detector is believed
Breath is transferred to warning device and emergency stopping system；Warning device is believed according to the position of the flame detector received and/or can
The location information of combustion gas detector triggers alarm；By emergency stopping system, corresponding enabling signal is sent to fire-fighting system
System put out a fire and/or light the fuel gas for reaching reference concentration value to fire, carries out safe guarantor to field device
Shield, avoids danger proliferation from bringing about great losses, and avoid human error, improves the stability of internal heat system.
Detailed description of the invention
Fig. 1 is a kind of internal heat system architecture diagram provided by the embodiment of the utility model；
Fig. 2 is a kind of controller structure diagram provided by the embodiment of the utility model；
Fig. 3 is a kind of internal heat system architecture diagram provided by the embodiment of the utility model；
Fig. 4 is a kind of internal heat system architecture diagram provided by the embodiment of the utility model.
Wherein, the label in attached drawing is described below:
1 flame detector, 2 combustible-gas detectors, 3 controllers, 31 input modules, 32 processing modules, 33 output moulds
Block, 4 warning devices, 5 emergency stopping systems, 6 fire-fighting systems, 7 display devices, 8 host computers.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with attached drawing to the application embodiment party
Formula is described in further detail.
Referring to Fig. 1, the utility model embodiment provides a kind of internal heat system, which includes: flame detector
1, combustible-gas detector 2, controller 3, warning device 4, emergency stopping system 5 and fire-fighting system 6.
Flame detector 1 and combustible-gas detector 2 are connected with controller 3, controller 3 also with warning device 4 and tight
Anxious shutdown system 5 is connected, and emergency stopping system 5 is also connected with fire-fighting system 6；
Wherein, flame detector 1, the state of the flame for detecting the first reference position, and by the first reference position
The status information of flame sends controller 3 to；
Combustible-gas detector 2, for detecting the concentration of the second reference position gas, and by the second reference position gas
Concentration information sends controller 3 to；
Controller 3, for receiving the status information of the flame of the first reference position and the concentration of the second reference position gas
The concentration information of information, status information and the second reference position gas to the flame of the first reference position carries out operation, if the
When the state of the flame of one reference position is more than reference concentration value for the concentration of fire condition and/or the second reference position gas,
The location information of the location information of flame detector 1 and/or combustible-gas detector 2 is sent to warning device 4 and is promptly stopped
Vehicle system 5；
Warning device 4, for according to the location information of flame detector 1 and/or combustible-gas detector 2 received
Location information triggering alarm；
Emergency stopping system 5, for location information and/or the fuel gas detection according to the flame detector 1 received
The location information of device 2 sends corresponding enabling signal to fire-fighting system 6；
Fire-fighting system 6, for extinguish to flame according to the corresponding enabling signal that receives and/or to reaching reference
The gas of concentration is lighted.
In an alternative embodiment, flame detector 1 and combustible-gas detector 2 are previously provided with location information, control
Device 3 processed can receive the location information of the first reference position of flame detector 1 and the second reference position of combustible-gas detector 2
The location information set.When flame detector 1 and combustible-gas detector 2 are respectively by the status information of the flame of the first reference position
When sending controller 3 to the concentration information of the second reference position gas, controller 3 identifies flame detector 1 and combustible gas
The location information of detector 2, and carried status information and the second reference in the flame of the first obtained reference position
In the concentration information of position gas.When the status information of the flame of the first reference position is fire condition and/or second referring to position
When setting the concentration value of the concentration information of gas more than reference concentration value, by the location information and/or fuel gas of flame detector 1
The location information of detector 2 sends warning device 4 and emergency stopping system 5 to, and warning device 4 is according to the flame detecting received
The location information of device and/or the location information of combustible-gas detector trigger alarm；It, will be corresponding by emergency stopping system 5
Enabling signal is sent to fire-fighting system 6 and put out a fire and/or light the fuel gas for reaching reference concentration value to fire.
Wherein, the first reference position and the second reference position may be the same or different；The number of first reference position
With the number of the second reference position can according to the actual situation depending on, the utility model embodiment is not limited this.
Optionally, for emergency stopping system 5, with ESD, (Emergency Shutdown Device, stopping in emergency is
System) for.When flame detector 1 and combustible-gas detector 2 join the status information of the flame of the first reference position and second
When sending controller 3 to according to the concentration information of position gas, controller 3 is to the status information of the flame of the first reference position and
The concentration informations of two reference position gases carries out operation, when the status information of the flame of the first reference position be fire condition and/
Or second concentration value of concentration information of reference position gas when being more than reference concentration value, controller 3 is by the position of flame detector 1
The location information of confidence breath and/or combustible-gas detector 2 sends warning device 4 and ESD to, and warning device 4 is according to receiving
Flame detector location information and/or combustible-gas detector location information trigger alarm, prompt staff carry out
Emergency operation；ESD is straight according to the location information of the flame detector 1 received and/or the location information of combustible-gas detector 2
Connect and corresponding enabling signal be sent to fire-fighting system 6, fire-fighting system 6 according to the corresponding enabling signal received to flame into
Horizontal blanking and/or the gas for reaching reference concentration is lighted.
Technical solution bring beneficial effect provided in this embodiment includes at least:
By controller, receive the flame of the first reference position status information and the second reference position gas it is dense
Information is spent, and operation is carried out to it, when the state of the flame of the first reference position is fire condition and/or the second reference position
When the concentration of gas is more than reference concentration value, the position of the location information of flame detector and/or combustible-gas detector is believed
Breath is transferred to warning device and emergency stopping system；Warning device according to the location information of the flame detector received and/or
The location information of combustible-gas detector triggers alarm；By emergency stopping system, corresponding enabling signal is sent to fire-fighting
System 6 put out a fire and/or light the fuel gas for reaching reference concentration value to fire, carries out safety to field device
Protection, avoids danger proliferation from bringing about great losses, and avoid human error, improves the stability of internal heat system.
In an alternative embodiment, the type of alarm of warning device 4 is two or more.
Optionally, the species number of the type of alarm of warning device 4 can be 2 or 3, the utility model embodiment to this not
It is limited.The alarm that the location information of alarm and combustible-gas detector that the location information of flame detector causes causes
Type of alarm is different, and staff is facilitated to distinguish fire alarm and combustable gas concentration according to different types of type of alarm
Alarm when more than reference concentration value.
In an alternative embodiment, controller 3 includes: input module 31, processing module 32 and output module 33.
Input module 31, processing module 32 and output module 33 are sequentially connected, input module 31 and flame detector 1 and can
Combustion gas detector 2 is connected, and output module 33 is connected with warning device 4 and fire-fighting system 6；
Wherein, input module 31, for receiving the status information and second reference position of the flame of the first reference position
The concentration information of gas；
Processing module 32, the gas of the status information and the second reference position for the flame to the first reference position it is dense
It spends information and carries out operation, determine the state of the flame of the first reference position and/or the concentration of the second reference position gas；
Output module 33, for processing module 33 determine the first reference position flame state be fire condition and/
Or second reference position gas concentration be more than reference concentration value when, by the location information and/or fuel gas of flame detector 1
The location information of detector 2 is sent to warning device 4 and emergency stopping system 5.
Referring to fig. 2, flame detector 1 and combustible-gas detector 2 respectively believe the state of the flame of the first reference position
The concentration information of breath and the second reference position gas is transmitted to processing module 32 by input module 31, processing module 32 to its into
Row operation, when the concentration letter that the status information of the flame of the first reference position is fire condition and/or the second reference position gas
When the concentration value of breath is more than reference concentration value, output module 33 detects the location information of flame detector 1 and/or fuel gas
The location information of device 2 sends warning device 4 and emergency stopping system 5 to, and warning device 4 is according to the flame detector received
The triggering alarm of the location information of location information and/or combustible-gas detector；By emergency stopping system 5, by corresponding starting
Signal is sent to fire-fighting system 6 and put out a fire and/or light the fuel gas for reaching reference concentration value to fire.
Optionally, for controller 3, with PLC (Programmable Logic Controller, Programmable logical controller
Device) for.Wherein, PLC includes: digital input port DI module, processing module and digital output port ethernet module.
Firstly, build communication link, by communication cable by flame detector 1 and combustible-gas detector 2 respectively with
The terminal of the I/O fastener of the digital input port DI module of PLC is connected to.It should be noted that can be by signal by I/O fastener
Be converted to the identifiable signal of PLC.
Flame detector 1 and combustible-gas detector 2 are respectively by the status information of the flame of the first reference position and second
For the concentration information of reference position gas by digital input port DI module transfer to processing module, processing module transports it
It calculates, when the concentration information that the status information of the flame of the first reference position is fire condition and/or the second reference position gas
When concentration value is more than reference concentration value, digital output port ethernet module is by the location information of flame detector 1 and/or flammable
The location information of detector 2 sends warning device 4 and emergency stopping system 5 to, and warning device 4 is according to the flame received
The location information of detector and/or the location information of combustible-gas detector trigger alarm；It, will be right by emergency stopping system 5
The enabling signal answered is sent to fire-fighting system 6 and carries out fire extinguishing to fire and/or carry out to the fuel gas for reaching reference concentration value
It lights.
Referring to Fig. 3, in an alternative embodiment, internal heat system further include: display device 7.
Display device 7 is connected with controller 3, the location information and fire of the flame detector 1 for receiving the transmission of controller 3
The status information of flame, and/or, the location information of combustible-gas detector 2 and the concentration information of gas, according to flame detector 1
Location information and flame status information, and/or, the concentration information of the location information of combustible-gas detector 2 and gas is aobvious
Show the position of flame detector 1 and the flame status that flame detector 1 detects, and/or, the position of combustible-gas detector 2
And the concentration of gas that combustible-gas detector 2 detects.
Optionally, by taking the display interface of display device 7 is the man-machine picture of 6.1 configuration of force control as an example.Wherein, display dress
7 are set with controller 3 by twisted pair line connection, reduces signal interference degree.It should be noted that 6.1 configuration of force control is man-machine
Picture includes: alert locations display interface, flame status and fuel gas real-time concentration display interface, flame status and combustible gas
Bulk concentration historical data and curve display interface, internal heat system alarm record queries interface, internal heat system three-dimensional geographical location are shown
Show interface and system set interface.
Flame detector 1 and combustible-gas detector 2 are respectively by the status information of the flame of the first reference position and second
When the concentration information of the gas of reference position sends controller 3 to, controller 3 is carried out flame detector 1 it after operation
The status information of location information and flame, and/or, the concentration information transmission of the location information and gas of combustible-gas detector 2
To display device 7, shown in the man-machine picture of 6.1 configuration of force control of display device 7: alert locations display interface, flame
State and fuel gas real-time concentration display interface, flame status and combustable gas concentration historical data and curve display interface,
Internal heat system alarm record queries interface, internal heat system three-dimensional geographical location display interface and system set interface.It realizes pair
The real time monitoring of internal heat system improves the reliability of internal heat system.Wherein, flame status and fuel gas real-time concentration are shown
In interface, after flame status and fuel gas real-time concentration and the alarming value of setting carry out percentage operation, percentage item is shown
Show at the interface, facilitates staff is more intuitive to check.
In addition, if the state of the flame of the first reference position is the concentration of fire condition and/or the second reference position gas
When more than reference concentration value, the location information of the location information of flame detector 1 and/or combustible-gas detector 2 is sent to
Warning device 4 and emergency stopping system 5, warning device 4 is according to the location information and/or combustible gas of the flame detector received
The location information of detector triggers alarm；By emergency stopping system 5, corresponding enabling signal is sent to fire-fighting system 6
Fire put out a fire and/or light to the fuel gas for reaching reference concentration value.
Referring to fig. 4, in an alternative embodiment, internal heat system further include: host computer 8；
Host computer 8 is connected with controller 3；
Controller 3 by the status information of the location information of flame detector 1 and flame, and/or, combustible-gas detector 2
Location information and the concentration information of gas be sent to host computer 8.
Optionally, host computer 8 and the function of display device 7 are consistent, and are wirelessly connected by host computer 8 and controller 3
It connects, realizes the long-range monitoring to internal heat system.
In an alternative embodiment, the quantity of flame detector 1 is one or more.Wherein, the number of flame detector
Amount can be depending on on-site actual situations, and the utility model embodiment is not limited this.
In an alternative embodiment, the quantity of combustible-gas detector 2 is one or more.Wherein, combustible gas physical examination
The quantity for surveying device can be depending on on-site actual situations, and the utility model embodiment is not limited this.
Technical solution bring beneficial effect provided in this embodiment includes at least:
By controller, receive the flame of the first reference position status information and the second reference position gas it is dense
Information is spent, and operation is carried out to it, when the state of the flame of the first reference position is fire condition and/or the second reference position
When the concentration of gas is more than reference concentration value, the position of the location information of flame detector and/or combustible-gas detector is believed
Breath is transferred to warning device and emergency stopping system；Warning device according to the location information of the flame detector received and/or
The location information of combustible-gas detector triggers alarm；By emergency stopping system, corresponding enabling signal is sent to fire-fighting
System put out a fire and/or light the fuel gas for reaching reference concentration value to fire, carries out safety to field device
Protection, avoids danger proliferation from bringing about great losses, and avoid human error, improves the stability of internal heat system.
By the different types of type of alarm of warning device, staff is facilitated to distinguish fire alarm and combustable gas concentration
It alarms more than reference concentration value.
The real time status of internal heat system can be observed at any time by display device, it is convenient that internal heat system is predicted and adopted
Take corresponding measure.By host computer, remote wireless monitoring can be carried out to internal heat system, further improve internal heat system
Stability.
All the above alternatives can form the alternative embodiment of the disclosure, herein no longer using any combination
It repeats one by one.
The above description is only the embodiments of the present invention, not to limit the application, it is all in spirit herein and
Within principle, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this application.
Claims (7)
1. a kind of internal heat system, which is characterized in that the system comprises: flame detector (1), combustible-gas detector (2), control
Device (3), warning device (4), emergency stopping system (5) and fire-fighting system (6) processed；
The flame detector (1) and the combustible-gas detector (2) are connected with the controller (3), the controller
(3) also it is connected with the warning device (4) and the emergency stopping system (5), the emergency stopping system (5) also disappears with described
Anti- system (6) is connected；
Wherein, the flame detector (1), for detecting the state of the first reference position flame, and by described first referring to position
The status information for the flame set sends the controller (3) to；
The combustible-gas detector (2), for detecting the concentration of the second reference position gas, and by second reference position
The concentration information of gas sends the controller (3) to；
The controller (3), for receive the first reference position flame status information and the second reference position gas
The concentration information of body, the concentration information of status information and the second reference position gas to the first reference position flame
Operation is carried out, if the state of the first reference position flame is the dense of fire condition and/or the second reference position gas
Degree is more than reference concentration value, and the location information of the location information of flame detector (1) and/or combustible-gas detector (2) is sent out
It send to the warning device (4) and the emergency stopping system (5)；
The warning device (4), for location information and/or the fuel gas detection according to the flame detector (1) received
The location information of device (2) triggers alarm；
The emergency stopping system (5), for the location information and/or fuel gas according to the flame detector (1) received
The location information of detector (2) sends corresponding enabling signal to the fire-fighting system (6)；
The fire-fighting system (6), for extinguish to flame according to the corresponding enabling signal that receives and/or to reaching
Gas to reference concentration is lighted.
2. internal heat system according to claim 1, which is characterized in that the type of alarm of the warning device (4) is two kinds
Or it is a variety of.
3. internal heat system according to claim 1, which is characterized in that the controller (3) include: input module (31),
Processing module (32) and output module (33)；
The input module (31), the processing module (32) and the output module (33) are sequentially connected, the input module
(31) it is connected with the flame detector (1) and the combustible-gas detector (2), the output module (33) and the alarm
Device (4) is connected with the fire-fighting system (6)；
Wherein, the input module (31), for receiving the status information and described second of the flame of first reference position
The concentration information of the gas of reference position；
The processing module (32), status information and second reference position for the flame to first reference position
The concentration information of gas carries out operation, determine the flame of first reference position state and/or second reference position
The concentration of gas；
The output module (33), for determining that the state of the flame of first reference position is in the processing module (32)
When the concentration of fire condition and/or the second reference position gas is more than reference concentration value, by the position of flame detector (1)
The location information of information and/or combustible-gas detector (2) is sent to the warning device (4) and the emergency stopping system
(5)。
4. internal heat system according to claim 1, which is characterized in that the system also includes: display device (7)；
The display device (7) is connected with the controller (3), for receiving the flame detector of the controller (3) transmission
(1) status information of location information and flame, and/or, the location information of combustible-gas detector (2) and the concentration letter of gas
Breath, according to the status information of the location information of the flame detector (1) and flame, and/or, combustible-gas detector (2)
The concentration information of location information and gas shows that the position of the flame detector (1) and the flame detector (1) are detected
Flame status, and/or, the gas that the position of the combustible-gas detector (2) and the combustible-gas detector (2) detect
The concentration of body.
5. internal heat system according to claim 1, which is characterized in that the system also includes: host computer (8)；
The host computer (8) is connected with the controller (3)；
The controller (3) by the status information of the location information of the flame detector (1) and flame, and/or, it is described flammable
The location information of detector (2) and the concentration information of gas are sent to the host computer (8).
6. -5 any internal heat system according to claim 1, which is characterized in that the quantity of the flame detector (1) is
It is one or more.
7. -5 any internal heat system according to claim 1, which is characterized in that the number of the combustible-gas detector (2)
Amount is one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821857577.4U CN209486855U (en) | 2018-11-12 | 2018-11-12 | Internal heat system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821857577.4U CN209486855U (en) | 2018-11-12 | 2018-11-12 | Internal heat system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209486855U true CN209486855U (en) | 2019-10-11 |
Family
ID=68115640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821857577.4U Active CN209486855U (en) | 2018-11-12 | 2018-11-12 | Internal heat system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209486855U (en) |
-
2018
- 2018-11-12 CN CN201821857577.4U patent/CN209486855U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204926428U (en) | Gas safety monitored control system based on thing networking | |
| CN204215518U (en) | A kind of family kitchen gas leakage and fire alarm system | |
| CN204203678U (en) | A kind of boats and ships hazardous gas detecting and warning system | |
| CN106251555A (en) | A kind of automatic Fire-protection Control System | |
| CN110665145A (en) | Fire prevention and control system with double communication | |
| CN111580447A (en) | Intelligent emergency monitoring system applied to totally-enclosed coal yard | |
| CN105654656A (en) | Safety management system and hand-held device | |
| CN111179564B (en) | Virtual reset signal generation method and system of fire alarm controller | |
| CN202976379U (en) | Fire disaster detection alarm and gas fire extinguishing control system | |
| CN202025413U (en) | Bus-type combustible gas alarm controller based on industrial personal computer | |
| CN209486855U (en) | Internal heat system | |
| CN211906465U (en) | Circuit breaker with fire-fighting power supply monitoring and fire alarm functions | |
| CN104766434A (en) | Fire and combustible gas detection intelligent two-stage alarm and control system | |
| CN105741501A (en) | Household combustion gas early-warning system based on single-chip microcomputer and alarm method thereof | |
| CN110879277A (en) | Gas monitoring system and method thereof | |
| CN202887368U (en) | Smart fire two-level alarm and coordinated control system | |
| CN205540180U (en) | Smoke gas treatment distribution system fire prevention electric leakage intelligent monitoring system | |
| CN208027525U (en) | A kind of intelligent synchronization laboratory monitoring and alarming system based on WiFi communication | |
| CN214067933U (en) | Intelligent gas alarm system | |
| CN205055257U (en) | Hazardous chemicals warehouse fire control unit | |
| CN204536301U (en) | Safety experiment cabin | |
| CN114582098A (en) | Kitchen safety coefficient that gas company linked and reported to police | |
| CN221243782U (en) | Intelligent joint control device for respirator | |
| CN208212346U (en) | A kind of intelligent fire monitoring management system | |
| CN111432037A (en) | Fire early warning system and method for firecracker warehouse based on Internet of things technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |