CN205913672U

CN205913672U - Intelligent kitchen fire detection and extinguishing device

Info

Publication number: CN205913672U
Application number: CN201620927005.3U
Authority: CN
Inventors: 张剑平; 宋书河
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-08-24
Filing date: 2016-08-24
Publication date: 2017-02-01
Anticipated expiration: 2026-08-24

Abstract

The utility model discloses an intelligent kitchen fire detection and extinguishing device, it relates to fire control technical field. Order button group, contact temperature sensor, fire source valve state contact, the baroceptor all connects the ware to obs core control, the obs core control ware connects to medicament release solenoid valve respectively, fires source control solenoid, audible -visual annunciator, the obs core control ware still with the wireless communication module both way junction, contact temperature sensor is provided with a plurality ofly, adopts parallelly connected mode to arrange in the petticoat pipe floss hole thermal -arrest department outside or, the baroceptor is installed inside the medicament storage tank, the second starts the button of putting out a fire and sets up on the passway for escaping, as long -range manual start button, further guarantees system security nature. The utility model discloses the expansion capacity is strong, can carry out fault self diagnosis, and the function is comprehensive, and is reliable and stable, has improved the security of using, and the practicality is strong, easily uses widely.

Description

A kind of intelligent cooking fire detects and extinguishing device

Technical field

This utility model is related to technical field of fire control and in particular to a kind of intelligent cooking fire detects and extinguishing device.

Background technology

For reducing the loss that cooking fire causes to national and personal lives and properties, country promulgates country in August, 2014 Standard gb50016-2014 " Code for fire protection design of buildings " is simultaneously implemented on May 1st, 2015, in the standard cooking fire is entered Row clear stipulaties and compulsory execution: " construction area is more than 1000m²Restaurant or dining room, the fume exhaust cover between its cooking operation and Culinary art position should arrange automatic fire extinguisher, and should arrange automatic with automatic fire extinguisher linkage on combustion gas/fuel passage Shearing device." because depositing substantial amounts of oils and fatss using cooking stove, petticoat pipe and flue for a long time, high temperature or naked light all can ignite These oils and fatss and cause fire, be used for both at home and abroad at present such cooking fire extinguishing system (mechanical detection, machinery opening all based on mechanical type Dynamic control and mechanical linkage), have that expansion capacity is poor, self-diagnosis of trouble offset, be unable to the limitation such as information Store and transmission, be based on This, a kind of new intelligent cooking fire of design detects and extinguishing device or necessary.

Utility model content

For solving the above problems, this utility model provides a kind of intelligent cooking fire and detects and extinguishing device, structure Simply, reasonable in design, expansion capacity is strong, can carry out fault self-diagnosis, and complete function is reliable and stable, improves the safety of use Property, practical it is easy to promote the use of.

For achieving the above object, the technical scheme that this utility model is taken is: a kind of intelligent cooking fire detects and goes out Fiery device, including core controller, order button group, contact temperature sensor, combustion source valve status contacts, baroceptor, Medicament release electromagnetic valve, combustion source control electromagnetic valve, audible-visual annunciator and wireless communication module, order button group, contact temperature Degree sensor, combustion source valve status contacts, baroceptor are all connected to core controller, and core controller is respectively connected to medicament release Electromagnetic valve, combustion source control electromagnetic valve, audible-visual annunciator, and core controller is also bi-directionally connected with wireless communication module.

Preferably, described core controller is made up of microcontroller and its peripheral circuit, order button group includes Cancel alarm button, first start fire button, the second startup fire button, the pc2 foot-pc5 foot of microcontroller respectively with light O1 foot-o4 the foot of electric coupler connects, and the i1 foot of photoelectrical coupler, i4 foot connect cancellation alarm button, combustion source valve state respectively To ground terminal, i2 foot connection the first startup fire button of photoelectrical coupler, the parallel circuit of the second startup fire button are extremely for contact Ground terminal, the i3 foot of photoelectrical coupler connects multiple contact temperature sensors in parallel to ground terminal, and the pc1 foot of microcontroller connects Signal amplifier is connected with the i1 foot-i3 foot of wireless communication module respectively to baroceptor, the pd1 foot-pd3 foot of microcontroller Connect, the pd4 foot-pd7 foot of microcontroller is connected with the i1 foot-i4 foot of audible-visual annunciator respectively, the pc6 foot of microcontroller and first The i1 foot of relay connects, and the q1-1 foot of the first relay, q1-2 foot discharge i1 foot, the i2 foot of electromagnetic valve respectively with medicament, micro- The pc7 foot of controller is connected with the i1 foot of the second relay, and q1-1, q1-2 foot of the second relay controls electromagnetism with combustion source respectively The i1 foot of valve, i2 foot.

Preferably, described contact temperature sensor be provided with multiple, by the way of in parallel, by contact temperature pass Sensor is arranged at floss hole thermal-arrest in or beyond petticoat pipe, reaches the purpose extending detecting distance；Baroceptor is arranged on medicament Tank inside, for detecting internal pressure it is ensured that the reliability of system；Combustion source controls electromagnetic valve to be arranged on combustion source capsule road, first The row fire extinguishing again of cut-out combustion source, improves extinguishing effect, it is to avoid secondary disaster；Described second startup fire button is arranged on passway for escaping On, as remote manual start button, it is further ensured that the safety of system.

Preferably, described microcontroller adopts stm32 series monolithic, cancel alarm button, the first startup fire extinguishing Button, the second startup fire button, all using button lda200a, fire source valve status contacts and adopt combustion source valve closed mode contact z- 15gq22-b, contact temperature sensor adopts temperature sensor fenwal27100, and baroceptor adopts baroceptor Pt210b, audible-visual annunciator adopts audible-visual annunciator zzsg-1, and wireless communication module adopts wifi control module wifi_hlk- M35 and gprs control module dtu-900a, photoelectrical coupler adopts optocoupler til521, and signal amplifier adopts signal amplifier Ad620, all using relay g5v-1-12vdc, medicament release electromagnetic valve, combustion source control electricity for the first relay, the second relay Magnet valve is all using electromagnetic valve zcrb.

This utility model has the advantages that complete function, and expansion capacity is strong, can carry out fault self-diagnosis, stable Reliable, decrease the generation of cooking fire, ensure the safety of national and personal lives and properties.

Brief description

Fig. 1 is system block diagram of the present utility model；

Fig. 2 is circuit diagram of the present utility model.

Specific embodiment

In order that the purpose of this utility model and advantage become more apparent, with reference to embodiments this utility model is entered Row further describes.It should be appreciated that specific embodiment described herein is only in order to explain this utility model, and without In restriction this utility model.

As shown in Figure 1-2, this utility model embodiment provides a kind of intelligent cooking fire and detects and extinguishing device, bag Include core controller 1, order button group 2, contact temperature sensor wd, combustion source valve status contacts s4, baroceptor u2, medicine Agent release electromagnetic valve yv1, combustion source control electromagnetic valve yv2, audible-visual annunciator u3 and wireless communication module u4, order button group 2, Contact temperature sensor wd, combustion source valve status contacts s4, baroceptor u2 are all connected to core controller 1, core controller 1 Be respectively connected to medicament release electromagnetic valve yv1, combustion source control electromagnetic valve yv2, audible-visual annunciator u3, core controller 1 also with wirelessly Communication module u4 is bi-directionally connected；Described contact temperature sensor wd be provided with multiple, by the way of in parallel, reach prolongation inspection Find range from purpose, a number of contact temperature sensor wd is arranged at floss hole thermal-arrest in or beyond petticoat pipe, simultaneously Experience the temperature of all monitoring points；Combustion source controls electromagnetic valve yv2.

It should be noted that described core controller 1 is made up of microcontroller u1 and its peripheral circuit, carry contact Switching value, medicament pressure of storage tank analog quantity detection, solenoid valve control, controlling alarm, presentation of information, internet communication and people The tasks such as machine dialogue；Order button group 2 is made up of multiple closed buttons, includes cancellation alarm button s1, the first startup is gone out Fiery button s2, second startup fire button s3, be distributed on master controller and passway for escaping, for manually start fire extinguishing flow process or Close and report to the police；Combustion source valve status contacts s4 is and the machinery firing source electromagnetic valve linking, for detecting combustion gas or fuel oil and electricity Whether the valve of gas is closed tight, this closing of contact when valve is thoroughly closed；Baroceptor u2 is arranged in medicament storage tank, is Be used for measuring medicament pressure of storage tank whether in the range of setting it is ensured that the reliability of system；Medicament release electromagnetic valve yv1 is to use To open the electromagnetic valve of extinguishing medium storage tank；Combustion source controls electromagnetic valve yv2 to be arranged on combustion source capsule road, for closing combustion gas or combustion Oil or electric, is initially switched off the row fire extinguishing again of combustion source, improves extinguishing effect, it is to avoid secondary disaster；Audible-visual annunciator u3 can be by becoming Change color and the type of frequency separation warning；Wireless communication module u4 is made up of wifi circuit and gprs circuit, can access mutually Remote detection and control are realized in networking.

When culinary cuisine area occurs fire, signal is simultaneously passed to core control by contact temperature sensor wd generation action Device 1, core controller 1 sends sound and light alarm, and Field Force's assessment practical situation gives to confirm or cancel to report to the police, system after confirmation Start fire extinguishing flow process immediately；When confirming as prosthetic, system also starts fire extinguishing flow process after completing time delay set in advance.Described go out Fiery flow process is: opens the release electromagnetic valve yv1 of the medicament on extinguishing medium storage tank and medicament is sprayed onto protection zone by discharging pipe network, Simultaneously close off combustion source to control electromagnetic valve yv2 and detect whether that closing puts in place, start sound and light alarm and indicate that evacuation is logical, by interconnection Net reporting event；System is furnished with force start fire button in control panel, i.e. the first startup fire button s2, meets urgent Situation directly initiates fire extinguishing flow process；The system is simultaneously provided with remote manual start button on passway for escaping, and that is, second starts fire extinguishing Button s3, its function is same with the first startup fire button s2 function phase in control panel, is further ensured that the safety of system；This Outward, this device has the logouts such as the detection of equipment faults itself, push-botton operation misoperation, warning, fire extinguishing and passes through the Internet The function such as report.

It should be noted that the pc2 foot-pc5 foot of the described microcontroller u1 o1 foot-o4 foot with photoelectrical coupler u5 respectively Connect, the i1 foot of photoelectrical coupler u5, i4 foot connect cancellation alarm button s1, combustion source valve status contacts s4 respectively to ground terminal, light The i2 foot of electric coupler u5 connects first and starts fire button s2, the parallel circuit of the second startup fire button s3 to ground terminal, light The i3 foot of electric coupler u5 connects multiple contact temperature sensor wd in parallel to ground terminal, and the pc1 foot of microcontroller u1 connects Pd1 foot-pd3 the foot of signal amplifier u6 to baroceptor u2, microcontroller u1 respectively with the i1 foot of wireless communication module u4- I3 foot connects, and the pd4 foot-pd7 foot of microcontroller u1 is connected with the i1 foot-i4 foot of audible-visual annunciator u3 respectively, microcontroller u1 Pc6 foot be connected with the i1 foot of the first relay j1, the q1-1 foot of the first relay j1, q1-2 foot respectively with medicament discharge electromagnetism The i1 foot of valve yv1, i2 foot, the pc7 foot of microcontroller u1 is connected with the i1 foot of the second relay j2, the q1-1 of the second relay j2 Foot, q1-2 foot control the i1 foot of electromagnetic valve yv2, i2 foot with combustion source respectively.

Additionally, described microcontroller u1 adopts stm32 series monolithic, cancel alarm button s1, the first startup fire extinguishing Button s2, the second startup fire button s3, all using button lda200a, fire source valve status contacts s4 and adopt combustion source valve closed mode Contact z-15gq22-b, contact temperature sensor wd adopt temperature sensor fenwal27100, baroceptor u2 to adopt gas Pressure sensor pt210b, audible-visual annunciator u3 adopt audible-visual annunciator zzsg-1, and wireless communication module u4 adopts wifi to control mould Block wifi_hlk-m35 and gprs control module dtu-900a, photoelectrical coupler u5 adopts optocoupler til521, signal amplifier u6 Using signal amplifier ad620, all using relay g5v-1-12vdc, medicament discharges for the first relay j1, the second relay j2 Electromagnetic valve yv1, combustion source control electromagnetic valve yv2 all using electromagnetic valve zcrb.

The workflow of this specific embodiment: system detection temperature, pressure and associated button action incessantly, through meter Correct judgement is made after point counting analysis；When system all goes well, screen is with green ground form displays temperature, air pressure etc. mutually inside the Pass Hold；When the line impedance that contact temperature sensor wd occurs is higher than regulation resistance value or the fault such as battery charging and discharging is abnormal When, main frame screen shows dependent failure information and parameter in the form of yellow background color flashes, and reminds with buzzer；When kitchen is cooked Prepare food area occur fire when, signal is simultaneously passed to main frame by contact temperature sensor wd generation action, and main frame screen is dodged with red background color Bright form display fire alarm information and parameter, are simultaneously emitted by sound and light alarm, and Field Force's assessment practical situation gives to confirm Or cancel warning, after confirmation, system starts fire extinguishing flow process immediately, and when such as prosthetic confirms, system completes set in advance delaying Start fire extinguishing flow process；Fire extinguishing flow process is to open medicament release electromagnetic valve yv1 by discharging pipe network, medicament is sprayed onto protection zone, closes Close combustion source valve and detect whether that closing puts in place, start sound and light alarm and indicate that evacuation is logical, by the Internet reporting event；System There is manually mandatory fire button, meet emergency and directly initiate fire extinguishing flow process and same work(has been added on passway for escaping The linkage button of energy；After fire extinguishing procedure terminates, pressing recovery button can make system return to normal operating conditions；The event being occurred The events such as barrier, early warning, fire extinguishing and push-botton operation, system can be noted down in memory it is also possible to pass through by time of origin The Internet uploads in proprietary server.

This specific embodiment is used for causing detection and fire extinguishing because of the dynamic/Vegetable oil lipoprotein burning in cooking apparatus, Using microcontroller technology and Internet technology, electronics and machinery are organically combined, accomplish Intelligent Fire Detection, automatically reality When test agents pressure tank, when fire occurs, automatic extinguishing medium be sprayed onto protection zone and can start correlation linkage system System, such as: the closing of gas valve, the startup of sound and light alarm and to Xiao Kong center report the condition of a fire, by the generation of fire, attack time and All of linkage action reports main frame, dependent event is carried out in situ storage for future reference simultaneously；Due to the application of Internet technology, send out Calamity of lighting a fire can directly notify related personnel, can remind owner when system needs to safeguard and safeguard business, can form further One the city even on-line monitoring of this system that the whole nation is run；Effectively overcome traditional mechanical formula automatic fire extinguisher and expand energy Power is poor, self-diagnosis of trouble offset, be unable to the limitation such as information Store and transmission, good stability, and reliability is high, has wide market Application prospect.

The above is only preferred implementation of the present utility model it is noted that common skill for the art For art personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims

1. a kind of intelligent cooking fire detects and extinguishing device is it is characterised in that include core controller (1), order button Group (2), contact temperature sensor (wd), combustion source valve status contacts (s4), baroceptor (u2), medicament release electromagnetic valve (yv1), combustion source controls electromagnetic valve (yv2), audible-visual annunciator (u3) and wireless communication module (u4), order button group (2), touches Point temperature sensor (wd), combustion source valve status contacts (s4), baroceptor (u2) are all connected to core controller (1), core Controller (1) is respectively connected to medicament release electromagnetic valve (yv1), combustion source controls electromagnetic valve (yv2), audible-visual annunciator (u3), core Controller (1) is also bi-directionally connected with wireless communication module (u4).

2. a kind of intelligent cooking fire according to claim 1 detects and extinguishing device is it is characterised in that described core Heart controller (1) is made up of microcontroller (u1) and its peripheral circuit, and order button group (2) includes cancellation alarm button (s1), first starts fire button (s2), the second startup fire button (s3), and the pc2 foot-pc5 foot of microcontroller (u1) is respectively It is connected with the o1 foot-o4 foot of photoelectrical coupler (u5), the i1 foot of photoelectrical coupler (u5), i4 foot connect cancellation alarm button respectively (s1), combustion source valve status contacts (s4) is to ground terminal, the i2 foot of photoelectrical coupler (u5) connect first start fire button (s2), the Two start the parallel circuit of fire button (s3) to ground terminal, and the i3 foot of photoelectrical coupler (u5) connects multiple contact temperature in parallel Degree sensor (wd) connects signal amplifier (u6) to baroceptor (u2), micro-control to ground terminal, the pc1 foot of microcontroller (u1) Pd1 foot-pd3 the foot of device (u1) processed is connected with the i1 foot-i3 foot of wireless communication module (u4) respectively, the pd4 of microcontroller (u1) Foot-pd7 foot is connected with the i1 foot-i4 foot of audible-visual annunciator (u3) respectively, the pc6 foot of microcontroller (u1) and the first relay (j1) i1 foot connects, the q1-1 foot of the first relay (j1), q1-2 foot discharge with medicament respectively electromagnetic valve (yv1) i1 foot, I2 foot, the pc7 foot of microcontroller (u1) is connected with the i1 foot of the second relay (j2), the q1-1 foot of the second relay (j2), q1- 2 feet control the i1 foot of electromagnetic valve (yv2), i2 foot with combustion source respectively.

3. a kind of intelligent cooking fire according to claim 1 detects and extinguishing device is it is characterised in that described is micro- Controller (u1) adopts stm32 single-chip microcomputer, cancels alarm button (s1), the first startup fire button (s2), the second startup fire extinguishing Button (s3), all using button lda200a, fires source valve status contacts (s4) and adopts combustion source valve closed mode contact z-15gq22-b, Contact temperature sensor (wd) adopts temperature sensor fenwal27100, and baroceptor (u2) adopts baroceptor Pt210b, audible-visual annunciator (u3) adopts audible-visual annunciator zzsg-1, and wireless communication module (u4) adopts wifi control module Wifi_hlk-m35 and gprs control module dtu-900a, photoelectrical coupler (u5) adopts optocoupler til521, signal amplifier (u6) adopt signal amplifier ad620, the first relay (j1), the second relay (j2) all using relay g5v-1-12vdc, Medicament release electromagnetic valve (yv1), combustion source control electromagnetic valve (yv2) all using electromagnetic valve zcrb.

4. a kind of intelligent cooking fire according to claim 1 and 2 detects and extinguishing device is it is characterised in that described Multiple contact temperature sensors (wd) in parallel are arranged at floss hole thermal-arrest in or beyond petticoat pipe.

5. a kind of intelligent cooking fire according to claim 1 and 2 detects and extinguishing device is it is characterised in that described Baroceptor (u2) be arranged on medicament tank inside.

6. a kind of intelligent cooking fire according to claim 2 detects and extinguishing device is it is characterised in that described the Two startups fire button (s3) are arranged on passway for escaping.