CN207527636U - The linkage safety-protection system of gas kitchen ranges and smoke machine - Google Patents
The linkage safety-protection system of gas kitchen ranges and smoke machine Download PDFInfo
- Publication number
- CN207527636U CN207527636U CN201721353707.6U CN201721353707U CN207527636U CN 207527636 U CN207527636 U CN 207527636U CN 201721353707 U CN201721353707 U CN 201721353707U CN 207527636 U CN207527636 U CN 207527636U
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- smoke machine
- gas
- kitchen ranges
- module
- flow transducer
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Abstract
The utility model discloses a kind of gas kitchen ranges and the linkage safety-protection system of smoke machine, including gas kitchen ranges and smoke machine, the smoke machine control module that smoke machine can be controlled to start or close is provided on the smoke machine, including the gas flow transducer being arranged on the admission line of gas kitchen ranges, the signal of the gas flow transducer can be transmitted to smoke machine control module, the smoke machine control module can be according to the signal enabling of gas flow transducer or closing smoke machine, i.e. when gas kitchen ranges are opened, combustion gas is flowed, gas flow transducer can be triggered, airflow signal is sent to smoke machine control module by gas flow transducer, smoke machine switch module control flue gas is opened, the coordinated signals of gas kitchen ranges and flue gas can be realized, without human intervention, securely and reliably.
Description
Technical field
The utility model is related to cooking apparatus, the linkage safety-protection system of particularly a kind of gas kitchen ranges and smoke machine.
Background technology
Gas kitchen ranges and smoke machine are common cooking apparatus, and are matched, and usually using when, gas kitchen ranges are opened
Afterwards, it is necessary to smoke machine is opened, to ensure the timely discharge of oil smoke, at present, the switch of the two is typically controlled by human hand, but
Be in use, easily due to carelessness or it is interim occur when thing and forget to turn on smoke machine so that oil smoke fails in time
Discharge.
Utility model content
For overcome the deficiencies in the prior art, the utility model provide it is a kind of can be by detecting the combustion gas streams of gas kitchen ranges
Dynamic situation controls the linkage safety-protection system of the gas kitchen ranges of smoke machine start and stop and smoke machine.
Technical solution is used by the utility model solves its technical problem：
The linkage safety-protection system of gas kitchen ranges and smoke machine, including gas kitchen ranges, smoke machine and the air inlet for being arranged on gas kitchen ranges
Gas flow transducer on pipeline is provided with the smoke machine control module that smoke machine can be controlled to start or close on the smoke machine, described
Gas flow transducer can detect the flow condition of gas on admission line, and the gas flow transducer is connect simultaneously with smoke machine control module
The signal of detection can be can be transmitted to smoke machine control module, the smoke machine control module can be according to the letter of gas flow transducer
Number start or close smoke machine.
Wireless transmitter module is provided on the gas flow transducer, is provided in the smoke machine control module and wireless transmission
The matched wireless receiving module of module.
The wireless receiving module is configured with linkage button, the linkage button for start wireless receiving module so that its
It is matched with wireless transmitter module.
The gas flow transducer includes a connecting pipe and the airflow sensor element being arranged in connecting pipe, the connection
Placed in series is arranged on the admission line of gas kitchen ranges.
It is provided in the connecting pipe for the battery case to airflow sensor power elements, is configured in the battery case
Replaceable dry cell, the gas flow transducer is configured with can be to the USB charging modules that dry cell charges, the battery
Box side is provided with the USB interface being electrically connected with USB charging modules.
The impeller of rotation can be driven by air-flow by being provided in the connecting pipe, and being provided in the connecting pipe can
The hall sensor component of wheel rotation frequency is detected, the smoke machine control module is configured with alarm module, the alarm module
The frequency signal of hall sensor component can be received, when gas kitchen ranges are liquefied gas cooker, hall sensor component detects
Frequency signal when being more than 240 hertz, the alarm module sends out alarm signal, and smoke machine control module control smoke machine starts, when
When gas kitchen ranges are natural gas range, when the frequency signal that hall sensor component detects is more than 480 hertz, the alarm module
Alarm signal is sent out, smoke machine control module control smoke machine starts.
Smoke machine control module needs are matched with gas flow transducer after smoke machine plugs power supply every time, gas flow transducer and cigarette
When machine matches, after can automatically identifying that the air source of kitchen range, gas flow transducer are powered, gas kitchen ranges are opened to big fire, smoke machine
Air source is matched and identified with gas flow transducer, frequency when paired is defaulted as liquefied gas cooker automatically below 150 hertz,
Natural gas range is automatically recognized as when frequency is at 150 hertz or more.
The flame sensor being arranged on the burner of gas kitchen ranges is further included, the flame sensor is connected to smoke machine control
Module, when gas flow transducer senses the flowing of gas on admission line and flame sensor does not check flare up fire,
The alarm module sends out alarm signal, and smoke machine control module control smoke machine starts.
The smoke machine control module can control the rotating speed of smoke machine wind turbine according to the frequency signal of gas flow transducer.
The smoke machine control module is configured with manual control button.
As preference, the gas flow transducer and the smoke machine control module can also be matched by bluetooth module dock,
Or matching docking is carried out by WiFi module, so as to fulfill the transmission of signal.
As preference, the gas flow transducer can be also directly attached with smoke machine control module by data line,
External signal can be avoided to interfere, avoid generating erroneous judgement, improve security performance.
Being configured in the gas flow transducer can be to the built-in electric power storage of the recyclable charging of airflow sensor power elements
Pond can improve the sealing performance of the water proof and dust proof of gas flow transducer, with the internal element of protection air-flow sensor, improve what is used
Service life.
Temperature difference electricity generation device is can also configure on the gas kitchen ranges, which may be connected to gas flow transducer pair
It directly powers or is connected to battery case, and cooperation charging module charges the battery, to extend the period of battery altering.
The temperature difference electricity generation device is arranged on the burner position of gas kitchen ranges, including thermoelectric generation film, the temperature difference hair
The hot junction of electric piece is corresponding with burner, and cold end is reversed with burner and can set cooling fin or coolant, you can realizes thermo-electric generation.
Preferably, the smoke machine be configured with the matched smoke machine remote controler of smoke machine control module, pass through the smoke machine remote controler
Smoke machine control module can be controlled so as to which smoke machine be controlled to work, when avoiding gas flow transducer short of electricity, smoke machine can not work.
Preferably, the smoke machine control module is also configured with to show the display screen of smoke machine working condition, for using
Person intuitively knows the working condition of smoke machine.
The beneficial effects of the utility model are：The linkage safety-protection system of gas kitchen ranges and smoke machine, including gas kitchen ranges, smoke machine
And the gas flow transducer on the admission line of gas kitchen ranges is arranged on, being provided on the smoke machine can control smoke machine to start or close
The smoke machine control module closed, the gas flow transducer can detect the flow condition of gas on admission line, the air-flow sensing
Device connect with smoke machine control module and can be transmitted the signal of detection to smoke machine control module, the smoke machine control module
It can be flowed according to the signal enabling or closing smoke machine, combustion gas of gas flow transducer, you can triggering gas flow transducer, air-flow pass
Airflow signal is sent to smoke machine control module by sensor, and smoke machine switch module control flue gas is opened, you can realize gas kitchen ranges with
The coordinated signals of flue gas, without human intervention, securely and reliably.
Further, the smoke machine control module is configured with alarm module, and the alarm module can receive Hall sensor
The frequency signal of component, the alarm module can be judged according to the frequency signal of hall sensor component gas flow velocity whether
Be above standard value, so as to send out early warning.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the control principle block diagram of the utility model；
Fig. 2 is the structure diagram of the gas flow transducer of the utility model.
Specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 1, Fig. 2 are the structure diagrams of one specific embodiment of the utility model, as shown in the figure, combustion
The linkage safety-protection system of gas stove and smoke machine, including gas kitchen ranges and smoke machine, the gas kitchen ranges are natural gas cooker or liquefaction
Gas stove is provided with the smoke machine control module 1 that smoke machine can be controlled to start or close on the smoke machine, in the air inlet of gas kitchen ranges
Gas flow transducer 2 is provided on pipeline, the signal of the gas flow transducer 2 can be transmitted to smoke machine control module 1, the smoke machine
Control module 1 can be according to the signal enabling of gas flow transducer 2 or closing smoke machine, i.e., when gas kitchen ranges are opened, combustion gas occurs
Flowing, you can airflow signal is sent to smoke machine control module 1, smoke machine switching molding by triggering gas flow transducer 2, gas flow transducer 2
Block 1 controls flue gas to open, you can realizes the coordinated signals of gas kitchen ranges and flue gas, without human intervention, securely and reliably.
In the utility model, when smoke machine is closed, combustion gas is not flowed, and gas flow transducer 2 cannot detect air-flow
Signal, smoke machine switch module 1 control smoke machine to close, it is preferred that being provided on smoke machine switch module 1 being capable of time-delay closing module
11, after kitchen range normal use, when the smoke machine switch module 1 receives the airless signal of gas flow transducer 2, delay is closed
11 time-delay closing smoke machine of mold closing block, so that smoke machine can continue to the flue gas in work discharge kitchen, the effect used is more preferable.
Preferably, wireless transmitter module 3 is provided on the gas flow transducer 2, is provided in the smoke machine control module 1
With 3 matched wireless receiving module 4 of wireless transmitter module, i.e., the airflow sensor signal of gas flow transducer 2 is by being wirelessly transmitted to
Smoke machine control module 1.
Certainly, in specific implementation process, gas flow transducer 2 can also be matched with smoke machine control module 1 by bluetooth module
Docking carries out matching docking by WiFi module, so as to fulfill the transmission of data, in addition, gas flow transducer 2 is controlled with smoke machine
Module 1 can be also directly attached by data line, external signal can be avoided to interfere, and avoided generating erroneous judgement, improved peace
Full performance.
In the utility model, the WiFi module, bluetooth module, wireless module are that common data receiver is sent
Technology is not described in detail here.
Preferably, the wireless receiving module 4 is configured with linkage button, and the linkage button is used to start wireless receiving mould
Block 4 is needed to the wireless receiving mould in smoke machine control module 1 when using for the first time so that it is matched with wireless transmitter module 3
Block 4 is matched with wireless transmitter module 3, and when pressing linkage button, wireless receiving module 4, which is opened, receives wireless signal, and gas
When the wireless transmitter module 3 of flow sensor 2 is in working condition, wireless receiving module 4 and wireless transmitter module 3 can start
Match, after the completion of matching, you can the open and close of smoke machine are controlled by gas flow transducer 2.
In the utility model, when being carried out data transmission using WiFi module or bluetooth module, it can be matched by password
It realizes docking, is not described in detail here.
Preferably, the gas flow transducer 2 includes a connecting pipe 21 and the airflow sensor being arranged in connecting pipe 21
Element, the airflow sensor element are detecting element common in fluid, can be realized by rotating vane and Hall sensor, institute
It states connecting pipe 21 to be arranged in series on the admission line of gas kitchen ranges, to detect the fuel gas flow situation on admission line.
In addition, in actual use, gas kitchen ranges may have multiple independent burners, when the wind turbine number of smoke machine
Amount and position it is corresponding with burner and can independent control when, gas flow transducer can be set on the gas pipeline of each burner, and then
Independent switch control is carried out to each wind turbine, certainly, gas flow transducer can also be set to carry out totality on total gas pipeline
Control, is not described in detail here.
Preferably, it is provided in the connecting pipe 21 for the battery case 22 to airflow sensor power elements, the electricity
Replaceable dry cell is configured in pond box 22, it is easy to use, generally, the 1.5V batteries of two sections can be packed into battery case 22,
Under normal use situation, it can be used continuously two months.
Certainly, the built-in storage battery of recyclable charging in connecting pipe 21 can be also set, gas flow transducer 2 can be improved
Water proof and dust proof sealing performance, with the internal element of protection air-flow sensor, improve the service life used.
Preferably, in the present embodiment, the dry cell of recyclable charging, the air-flow sensing are packed into the battery case 22
Device 2, which is configured with, to be provided with and USB charging modules the USB charging modules that dry cell charges, the battery case side
The USB interface 23 of electric connection in use, can charge by the phone charger or charger baby of 5V, uses side more
Just, practicability higher.
In addition, can also configure temperature difference electricity generation device on the gas kitchen ranges, which passes connectable to air-flow
Sensor 2 directly powers or is connected to battery case to it, and cooperation charging module charges the battery, to extend battery altering
Period.
The temperature difference electricity generation device is arranged on the burner position of gas kitchen ranges, including thermoelectric generation film, the temperature difference hair
The hot junction of electric piece is corresponding with burner, and cold end is reversed with burner and can set cooling fin or coolant, you can realize thermo-electric generation,
The operation principle of thermoelectric generation film is known technology, is not described in detail here.
Preferably, the impeller of rotation can be driven by air-flow by being provided in the connecting pipe 21, in the connecting pipe
The hall sensor component of wheel rotation frequency can be detected by being provided with, it is preferred that in the present embodiment, be set on the impeller
There is pole wheel, when impeller drives rotation by air-flow, pole wheel rotation, so that the magnetic field of attachment changes, it is described
Hall sensor component obtains wheel rotation frequency signal by detecting magnetic field situation of change, then passes through the numerical value meter such as caliber
Calculate the flow of gas.
In the present embodiment, the minimum identification of gas flow transducer 2 can be about 0.5L/min, at this time hall sensor component
The frequency of detection is about 50 hertz, and, wheel speed is per second for 7 circles at this time, and in the present embodiment, pole wheel every revolution is suddenly
The frequency of your sensor module detection is 8 hertz.
Preferably, the smoke machine control module is configured with alarm module, and the alarm module can receive Hall sensor
The frequency signal of component, in the present embodiment, the alarm module are sensed by being connect with wireless receiving module 4 come receiving air-flow
The signal of device.
When gas kitchen ranges are liquefied gas cooker, when the frequency signal that hall sensor component detects is more than 240 hertz, i.e.,
Gas flow rate is too fast, and burner or gas pipeline may be there is a situation where leaking, and the alarm module sends out alarm signal, leads to simultaneously
It crosses smoke machine control module control smoke machine to start, accelerates exhaust and avoid gas concentration is excessively high from causing danger, when gas kitchen ranges are fired for day
During gas kitchen, when the frequency signal that hall sensor component detects is more than 480 hertz, i.e., gas flow rate is too fast, burner or combustion gas
Pipeline may be there is a situation where leaking, and the alarm module sends out alarm signal, while controls smoke machine by smoke machine control module
Start, accelerate exhaust and avoid gas concentration is excessively high from causing danger, in the present embodiment, the alarm module is by buzzer or refers to
Show that lamp sends out alarm signal, user to be reminded to close gas pipeline and overhauls gas pipeline, improve safety.
In the present embodiment, the flame sensor being arranged on the burner of gas kitchen ranges, the flame sensor are further included
Smoke machine control module is connected to, when gas flow transducer senses the flowing of gas on admission line and flame sensor does not check
During to flare up fire, burner may be there is a situation where leaking, and the alarm module sends out alarm signal, while is controlled by smoke machine
Module control smoke machine starts, and accelerates exhaust and avoids gas concentration is excessively high from causing danger.
In the utility model, smoke machine control module needs are matched with gas flow transducer after smoke machine plugs power supply every time
Right, alarm module also during the pairing of gas flow transducer 2, can automatically identify the air source of kitchen range, and gas flow transducer 2 is powered
Afterwards, kitchen range are opened to big fire, smoke machine and gas flow transducer 2 were matched and were identified air source in 30 seconds to 15 minutes, when with
Pair when frequency be defaulted as liquefied gas cooker automatically below 150 hertz, be automatically recognized as when frequency is at 150 hertz or more natural
Gas kitchen.
In specific implementation process, frequency signal that the smoke machine control module 1 can be detected according to gas flow transducer 2
The rotation speed of fan of smoke machine is controlled, so as to control the ventilation velocity of smoke machine, the wind turbine of smoke machine is avoided to run at high speed for a long time, extending it makes
Service life, and energy consumption and noise can be effectively reduced.
Preferably, in the utility model, smoke machine control module 1 is during above-mentioned identification air source, to the gas of gas kitchen ranges
Source is identified, as follows according to the FREQUENCY CONTROL shift process of Hall sensor.
When gas kitchen ranges are liquefied gas cooker, and smoke machine is two velocity modulation section smoke machine, gear respective frequencies are 60 hertz；
When gas kitchen ranges are liquefied gas cooker, and smoke machine is three velocity modulation section smoke machine, gear respective frequencies are 55 hertz, 75 hertz
Hereby；
When gas kitchen ranges are natural gas range, and smoke machine is two velocity modulation section smoke machine, gear respective frequencies are 150 hertz；
When gas kitchen ranges be natural gas range, and smoke machine be three velocity modulation section smoke machines when, gear respective frequencies for 150 hertz, 180
Hertz.
Preferably, in the present embodiment, the smoke machine control module has the third gear smoke machine wind turbine of low-grade, middle-grade and top grade
Speed-regulating function, smoke machine control module can automatically control smoke machine wind turbine to corresponding gear according to the frequency signal of gas flow transducer
Rotating speed.
Preferably, the gas flow transducer 2 is configured with the indicator light for showing 2 working condition of gas flow transducer, with
In instruction matching or non-matching status or the state of instruction gas flowing, so that user intuitively sees gas flow transducer
Working condition.
In the utility model, above-mentioned alarm module can be directly arranged in gas flow transducer 2, and and hall sensing
Device assembly is directly connected to, and when gas kitchen ranges are liquefied gas cooker, the frequency signal that hall sensor component detects is more than 240 hertz
When hereby, i.e., gas flow rate is too fast, and burner or gas pipeline may be there is a situation where leaking, and the alarm module sends out alarm signal
Number, when gas kitchen ranges are natural gas range, when frequency signal that hall sensor component detects is more than 480 hertz, i.e. gas
Flow velocity is too fast, and burner or gas pipeline may be there is a situation where leaking, and the alarm module sends out alarm signal
In the present embodiment, it when gas flow transducer 2 detects that gas flow rate is too fast, can be alarmed by indicator light,
In addition the configuration buzzer in gas flow transducer 2 that can be is alarmed, be not described in detail here.
Preferably, the smoke machine control module 1 is configured with manual control button, and user can manually control smoke machine
The adjusting of switch and realization wind speed and the switch of headlamp, in actual use, manual control button can match with gas flow transducer 2
It closes control to control smoke machine, when gas kitchen ranges is start or have been switched off, gas flow transducer 2 does not send out signal or sends out
During shutdown signal, the wind turbine of smoke machine can be started by manual control button, carry out air draft, while gas flow transducer 2 can be avoided to lack
The situation of flue gas can not be used when electric.
Preferably, in the present embodiment, the smoke machine be configured with the matched smoke machine remote controler of smoke machine control module, pass through
The smoke machine remote controler can control smoke machine control module so as to which smoke machine be controlled to work, when avoiding 2 short of electricity of gas flow transducer, smoke machine without
Method works.
Preferably, in the present embodiment, the smoke machine control module is also configured with to show the aobvious of smoke machine working condition
Display screen, so that user intuitively knows the working condition of smoke machine.
The preferred embodiments of the present invention have been specifically described above, certainly, the utility model can also use with
The different form of the above embodiment, those skilled in the art are made without departing from the spirit of the present invention
Equivalent transformation or corresponding modification, should all fall within the protection scope of the present invention.
Claims (10)
1. the linkage safety-protection system of gas kitchen ranges and smoke machine, which is characterized in that including gas kitchen ranges, smoke machine and be arranged on gas-cooker
Gas flow transducer on the admission line of tool is provided with the smoke machine control mould that smoke machine can be controlled to start or close on the smoke machine
Block, the gas flow transducer can detect the flow condition of gas on admission line, and the gas flow transducer controls mould with smoke machine
Block is connected and can be can be transmitted the signal of detection to smoke machine control module, and the smoke machine control module can be passed according to air-flow
The signal enabling of sensor closes smoke machine.
2. the linkage safety-protection system of gas kitchen ranges according to claim 1 and smoke machine, it is characterised in that：The air-flow sensing
Wireless transmitter module is provided on device, is provided in the smoke machine control module and the matched wireless receiving mould of wireless transmitter module
Block.
3. the linkage safety-protection system of gas kitchen ranges according to claim 2 and smoke machine, it is characterised in that：The wireless receiving
Module is configured with linkage button, and the linkage button is used to start wireless receiving module so that it is matched with wireless transmitter module.
4. the linkage safety-protection system of gas kitchen ranges according to claim 1 and smoke machine, it is characterised in that：The air-flow sensing
Device includes a connecting pipe and the airflow sensor element being arranged in connecting pipe, the connecting pipe are arranged in series in gas-cooker
On the admission line of tool.
5. the linkage safety-protection system of gas kitchen ranges according to claim 4 and smoke machine, it is characterised in that：The connecting pipe
On be provided with for the battery case to airflow sensor power elements, be configured with replaceable dry cell in the battery case, it is described
Gas flow transducer is configured with can be to the USB charging modules that dry cell charges, and the battery case side is provided with to be filled with USB
The USB interface that electric module is electrically connected.
6. the linkage safety-protection system of gas kitchen ranges according to claim 4 and smoke machine, it is characterised in that：The connecting pipe
The impeller of rotation can be driven by air-flow by being inside provided with, and wheel rotation frequency can be detected suddenly by being provided in the connecting pipe
That sensor module, the smoke machine control module are configured with alarm module, and the alarm module can receive Hall sensor group
The frequency signal of part, when gas kitchen ranges are liquefied gas cooker, the frequency signal that hall sensor component detects is more than 240 hertz
When, the alarm module sends out alarm signal, and smoke machine control module control smoke machine starts, when gas kitchen ranges are natural gas range,
When the frequency signal that hall sensor component detects is more than 480 hertz, the alarm module sends out alarm signal, smoke machine control
Module control smoke machine starts.
7. the linkage safety-protection system of gas kitchen ranges according to claim 6 and smoke machine, it is characterised in that：Smoke machine plugs every time
Smoke machine control module needs are matched with gas flow transducer after power supply, can be automatic when gas flow transducer is matched with smoke machine
Identify the air source of kitchen range,
After gas flow transducer is powered, gas kitchen ranges to be opened to big fire, smoke machine and gas flow transducer are matched and are identified air source,
Frequency when paired is defaulted as liquefied gas cooker automatically below 150 hertz, is automatically recognized as when frequency is at 150 hertz or more
Natural gas range.
8. the linkage safety-protection system of gas kitchen ranges according to claim 6 and smoke machine, it is characterised in that：It further includes and is arranged on
Flame sensor on the burner of gas kitchen ranges, the flame sensor are connected to smoke machine control module, when gas flow transducer sense
When flowing and flame sensor that should be to gas on admission line check flare up fire, the alarm module sends out alarm
Signal, smoke machine control module control smoke machine start.
9. the linkage safety-protection system of gas kitchen ranges according to claim 6 and smoke machine, it is characterised in that：The smoke machine control
Module can control the rotating speed of smoke machine wind turbine according to the frequency signal of gas flow transducer.
10. the linkage safety-protection system of gas kitchen ranges according to claim 1 and smoke machine, it is characterised in that：The smoke machine control
Molding block is configured with manual control button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721353707.6U CN207527636U (en) | 2017-10-19 | 2017-10-19 | The linkage safety-protection system of gas kitchen ranges and smoke machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721353707.6U CN207527636U (en) | 2017-10-19 | 2017-10-19 | The linkage safety-protection system of gas kitchen ranges and smoke machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207527636U true CN207527636U (en) | 2018-06-22 |
Family
ID=62568928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721353707.6U Expired - Fee Related CN207527636U (en) | 2017-10-19 | 2017-10-19 | The linkage safety-protection system of gas kitchen ranges and smoke machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207527636U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107747742A (en) * | 2017-10-19 | 2018-03-02 | 广东超人节能厨卫电器有限公司 | The linkage safety-protection system of gas kitchen ranges and cigarette machine |
-
2017
- 2017-10-19 CN CN201721353707.6U patent/CN207527636U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107747742A (en) * | 2017-10-19 | 2018-03-02 | 广东超人节能厨卫电器有限公司 | The linkage safety-protection system of gas kitchen ranges and cigarette machine |
| CN107747742B (en) * | 2017-10-19 | 2024-01-23 | 广东超人节能厨卫电器有限公司 | Linkage security protection system of gas kitchen ranges and smoke machines |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180622 Termination date: 20201019 |