CN209295203U - A kind of cigarette stove linkage - Google Patents
A kind of cigarette stove linkage Download PDFInfo
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- CN209295203U CN209295203U CN201821627964.9U CN201821627964U CN209295203U CN 209295203 U CN209295203 U CN 209295203U CN 201821627964 U CN201821627964 U CN 201821627964U CN 209295203 U CN209295203 U CN 209295203U
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- reflective surface
- kitchen range
- temperature probe
- cigarette stove
- kitchen
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Abstract
A kind of cigarette stove linkage, it is characterised in that: kitchen range condition checkout gear includes shell and control system, and shell includes upper cover, filter window and lower cover, and setting light channel structure and control system, control system include power supply in shell；Air quality sensor；Optical temperature probe；Sender unit and master control borad, master control borad carries out electric signal connection with power supply, air quality sensor, optical temperature probe and sender unit respectively, the data exported to optical temperature probe and air quality sensor are analyzed, and corresponding kitchen range status signal is sent to kitchen ventilator through the sender unit.Utility model has the advantages that using the kitchen range condition checkout gear that independently installed can be used, the kitchen range condition checkout gear being capable of accurate judgement kitchen range state, without considering the specific structure or mounting means of kitchen range, the kitchen range of different brands or model can be compatible with, application range is wider, practical.
Description
Technical field
The utility model relates to a kind of cigarette stove linkage and its control methods.
Background technique
With the development of science and technology household kitchen electric product is also more and more intelligent.It is usually all logical in traditional cooking process
It crosses and manually manually controls turning on or off for range hood, often do not catch up with the timely variation of kitchen range state and oil smoke surroundings,
Cause the opening of range hood to lag, is unable to reach the optimal purpose for removing fume eliminating.
In order to simplify operation, nowadays there are a variety of different cigarette stove linkage schemes, so-called cigarette stove linkage is exactly in oil suction
Built-in induction module, gas-cooker activate induction module in the moment lighted smoke machine and gas-cooker, and range hood is also synchronized
Starting.Currently, there are two main classes for existing cigarette stove linkage scheme: one kind is that induction module is mounted on kitchen range, by detecting stove
Tool switch, temperature etc. are capable of the state of accurate judgement kitchen range, realize the linkage of range hood by wireless communication, but the program must
User need be asked while possessing the kitchen range and range hood of linkage function, the kitchen range and range hood of different brands or model can not
It is compatible；Another kind of is that induction module is mounted on range hood, and the scheme being mounted on range hood mainly passes through sound, gas
The information such as taste, oil smoke judge the state of kitchen range, again by wireless communication when detecting that cooking status occur in kitchen range, realize
The linkage of range hood, but there are a little drawbacks for this scheme, can not exactly judge the special variable condition of some kitchen range, such as close stove
Without especial sound, change when closing stove without obvious smell, the temperature change that pot is detected above range hood is slow, is easy and is added
The interference such as water, pot cover, oil smoke concentration can just generate after needing pot to be heated to certain temperature, and oil smoke decentralized detection error is big.
The judgement kitchen range state that scheme all can not be more comprehensive and accurate in conclusion current cigarette stove links, causes to inhale
The opening time of kitchen ventilator is backward or can not open in time, and the kitchen range poor compatibility of different brands or model, need
In making further improve and perfect.
Utility model content
First technical problem to be solved in the utility model be for above-mentioned state of the art and one kind is provided can
The high cigarette stove linkage of the judgment accuracy of the working condition and kitchen range working condition that quickly identify kitchen range, cigarette stove linkage dress
Setting can not be limited by kitchen range brand and model, and compatibility is more preferable.
Another technical problem to be solved in the utility model is to provide a kind of using the realization of above-mentioned cigarette stove linkage
The cigarette stove inter-linked controlling method of range hood control.
The utility model solves technical solution used by above-mentioned first technical problem are as follows: a kind of cigarette stove linkage,
It include the kitchen range condition checkout gear and range hood control device that can be matched and use, it is characterised in that: the kitchen range state
Detection device includes shell and is set to the intracorporal control system of the shell, and the shell includes that successively assembly connects from top to bottom
It is connected to integrated upper cover, filter window and lower cover, is provided in the shell and the light that the filter window enters is carried out instead
The control system of the light channel structure and control kitchen range condition checkout gear work penetrated, also, the control system includes
Power supply；
Air quality sensor, for detecting the variation of kitchen range ambient air；
Optical temperature probe, for acquiring the light gone out by kitchen range Fire Radiation after light channel structure reflection,
And export the digital signal of the light corresponding temperature；
Sender unit, for the signal transmitting of kitchen range condition checkout gear, the sender unit and positioned at oil smoke
Reception device on machine is combined communication, realizes the wireless communication function between kitchen range condition checkout gear and kitchen ventilator；
Master control borad, respectively with the power supply, air quality sensor, optical temperature probe and sender unit
Electric signal connection is carried out, the data which exports the optical temperature probe and air quality sensor are divided
Analysis, and corresponding kitchen range status signal is sent to kitchen ventilator through the sender unit.
In order to remind user in time, preferably, the control system further includes having the buzzing that can produce prompt tone
Device, the buzzer are connected with the master control borad electric signal.
In order to guarantee sound effective value out, preferably, the lower cover offers buzzer mesh in the position of corresponding buzzer.
In order to incude air quality, preferably, the lower cover is in the position of the correspondence air quality sensor
It is provided with ventilation mesh.
For convenience kitchen range condition checkout gear is mountable to use on stove knob switch, preferably, described
Lower cover bottom is provided with the rotating shaft connecting structure that connection can be switched with stove knob.Rotating shaft connecting structure can make kitchen range state
Detection device can image rotation button switch be equally installed on kitchen range control panel, it is convenient for assembly and disassembly.
In order to guarantee the transmitting of air circulation and sound, as further preferred, the lower edge of the lower cover offers can be square
Just the notch of air and sound circulation.
In order to replace conveniently, preferably, the power supply may simply be button cell.
Preferably, the air quality sensor is the VOC sensor of detectable methane and carbon dioxide gas.
In order to accurately detect flame thermal radiation temperature, preferably, the filter window be provided with it is red
Outside line optical filter, correspondingly, the optical temperature probe are the infrared measurement of temperature that can acquire the infrared ray that kitchen range Fire Radiation goes out
Sensor.
In order to preferably collect flame thermal radiation, and measure flame temperature, as it is another preferably, the filter window is set
It is equipped with UV filter, correspondingly, the optical temperature probe is the purple that can acquire the ultraviolet light that kitchen range Fire Radiation goes out
Outer temperature transducer.
Preferably, the reception device on the sender unit and kitchen ventilator can be matched by wireless blue tooth and be led to
Letter.
In order to which heat radiation light to be finally condensed on optical temperature probe, preferably, the light channel structure
It include the first reflective surface, the periphery of the truncated conical shape big in upper bottom surface, bottom surface is small, the first reflective surface corresponds to filter window
Setting, the frustum cone height of the first reflective surface are greater than the height of the filter window, also, the rotary table bottom surface of the first reflective surface and filter
The bottom of light window is concordant；Second reflective surface, in bowl-shape concave surface, the second reflective surface is located at the lower section of the first reflective surface, also,
The optical temperature probe is set to the concave surface center of second reflective surface；Third reflective surface, in bowl-shape convex surface,
The third reflective surface is connected to the bottom of first reflective surface, also, is between the third reflective surface and the first reflective surface
It is smoothly connected transition；Also, the central axis of first reflective surface, the second reflective surface and third reflective surface is all overlapped.It is logical
The continuous reflection of the first reflective surface, the second reflective surface and third reflective surface is crossed, optical temperature probe can finally collect fire
Flame heat radiation, and then obtain flame temperature.
In order to guarantee that the light that will enter from filter window can successively pass through the first reflective surface, the second reflective surface and third
It is all focused on optical temperature probe after reflective surface reflection, light is avoided to be reflected back the first reflective surface again, guarantee heat radiation
Acquisition validity, improve detection precision, preferably, setting following parameter: the rotary table bus of first reflective surface
Angle with axis is θ, and the rotary table upper bottom surface diameter of first reflective surface is D1, and the section of second reflective surface is maximum straight
Diameter is D2, and the section maximum gauge of the third reflective surface is D3, the bottom end of the third reflective surface and optical temperature probe
The distance between be H3, the distance between the focus of second reflective surface and optical temperature probe be f2；It sets from optical filtering
Window most on the critical line F ' that is projected after the reflection of the second light-emitting surface from the most lower edge of the first reflective surface along incident light F1
The intersection point intersected with the central axis of the second reflective surface is P2, and the distance between intersection point P2 to optical temperature probe is F2；On
It states each parameter and meets following condition: θ=45 °, D3 < D1 < D2, and H3≤f2≤F2.θ=45 ° ensure that by filter window into
The optical signal (being considered directional light) entered can the second reflective surface of normal sheaf after being reflected；D3 < D1 < D2 guarantees reflective by first
It being capable of the second reflective surface of directive after the reflection of face；H3≤f2≤F2 guarantee can all be penetrated by the parallel optical signal that the second reflective surface reflects
To third reflective surface, pass through the cooperation of above-mentioned first reflective surface, the second reflective surface and third reflective surface, it is ensured that flame spoke
The fast and accurately measurement penetrated guarantees detection speed and precision, improves the performance of equipment.
In order to facilitate the installation of, space is saved, preferably, second reflective surface is set in the lower cover, the master
Control plate is set to the lower section of second reflective surface.
In order to facilitate connecting and dismantling, preferably, the both ends of the filter window are connected through a screw thread respectively or screw
Connection type is connected with the upper cover and lower cover.
In order to block filter window when avoiding rotation kitchen range condition checkout gear as far as possible, preferably, the upper cover
Top offers cavity recessed downwards, and the edge of the cavity forms a circle annular convex platform, is provided with edge on the annular convex platform
The joystick knob of diametrical direction arrangement.When turning joystick knob manually, finger can be protruded into cavity, and hand is avoided to hold knob
Filter window is covered when handle.
The utility model solves technical solution used by another above-mentioned technical problem are as follows: a kind of control of cigarette stove linkage
Method, using cigarette stove linkage as described above, which is characterized in that the control method comprises the following steps that
(1), first, it is determined that whether kitchen range are in the open state, if so, then performing the next step rapid；If not, going to step
(6)；
(2), temperature threshold T_MISFIRE when whether the optical temperature probe detection flame temperature T is less than flame-out,
If so, then performing the next step rapid；If not, jumping to step (5)；
(3), whether the air quality sensor detects changes of concentrations of carbon dioxide amount Δ n (CO2) equivalent in Δ t
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ GASLEAK when greater than normal combustion in kitchen, if so, being then judged as stove
Has accident extinguishing, sender unit sends kitchen range accident extinguishing signal to range hood control device, and range hood control device connects
Warning note is issued after receiving kitchen range accident extinguishing signal；If not, performing the next step rapid；
(4), whether the air quality sensor detects changes of concentrations of carbon dioxide amount Δ n (CO2) equivalent in Δ t
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ KITCHENAIR when less than gas lockout valve in kitchen, if so, then sentencing
Break and closed for kitchen range, sender unit sends kitchen range shutdown signal to range hood control device, and range hood control device receives
Kitchen ventilator or time-delay closing kitchen ventilator are closed after to kitchen range shutdown signal；If not, return step (1)；
(5), the optical temperature probe detects temperature threshold T_ when whether flame temperature T is greater than normal combustion
FIRE, if so, then master control borad assesses the air in kitchen matter under kitchen range opening state according to the testing result of air quality sensor
Amount, and air quality grade signal is sent to by range hood control device, range hood control device root by sender unit
According to the air quantity of the air quality grade signal adjust automatically kitchen ventilator received；If not, return step (1)；
(6), whether flame temperature ascending amount Δ T of the optical temperature probe detection in Δ t is greater than normal combustion
When flame temperature ascending amount threshold value Δ T_FIRE, if so, then performing the next step rapid；If not, going to step (8)；
(7), whether the air quality sensor detection equivalent changes of concentrations of carbon dioxide amount Δ n (CO2) in Δ t is big
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ GASLEAK when normal combustion in kitchen, if so, being then judged as kitchen range
It opens, sender unit sends kitchen range opening signal to range hood control device, and range hood control device receives kitchen range and beats
Kitchen ventilator is opened after ON signal；If not, returning to step (1)；
(8), temperature threshold T_MISFIRE when whether the optical temperature probe detection flame temperature T is less than flame-out,
If so, then performing the next step rapid；If not, returning to step (1)；
(9), the air quality sensor detects whether equivalent gas concentration lwevel n (CO2) is greater than gas leakage threshold
Value N (CO2) _ GASLEAK, if so, then there is gas leak, concurrent gas delivery leakage signal, kitchen ventilator receives gas leak
Warning note is issued after signal；If not, master control borad assesses kitchen range closed state according to the testing result of air quality sensor
Under kitchen air quality, and air quality grade signal is sent to by range hood control device by sender unit, oil
Smoke machine control device realizes that the intelligence of air in kitchen is changed according to the switch of the air quality grade signal control kitchen ventilator received
Gas.
Preferably, temperature threshold T_MISFIRE < 300 DEG C when described flame-out.
Changes of concentrations of carbon dioxide amount threshold value Δ N preferably, in the Δ t=1s, when normal combustion in kitchen
(CO2)_GASLEA>2000ppm。
Changes of concentrations of carbon dioxide amount threshold value Δ preferably, in the Δ t=1s, when gas lockout valve in kitchen
N(CO2)_KITCHENAIR<1000ppm。
Preferably, temperature threshold T_FIRE > 500 DEG C when the normal combustion.
Preferably, in the Δ t=1s, the threshold value Δ T_FIRE of the flame temperature ascending amount when normal combustion >
300℃。
Preferably, gas leakage threshold value N (CO2) _ GASLEAK > 5000ppm of the gas concentration lwevel.
Compared with the prior art, the advantages of the utility model are: being examined using the kitchen range state that independently installed can be used
Survey device, the kitchen range condition checkout gear can accurate judgement kitchen range state (turn on or off or stop working or combustion gas is let out
Leakage etc.), it is only necessary to mode and range hood control device are matched by wireless communication, control oil by range hood control device
The working condition of smoke machine, compact overall structure is small and exquisite, using more flexible and convenient, without considering the specific structure or peace of kitchen range
Dress mode can be compatible with the kitchen range of different brands or model, and application range is wider, practical.
Detailed description of the invention
Fig. 1 is one of the kitchen range condition checkout gear schematic perspective view of the utility model embodiment.
Fig. 2 is the two of the kitchen range condition checkout gear schematic perspective view of the utility model embodiment.
Fig. 3 is the kitchen range condition checkout gear internal sectional structure schematic diagram of the utility model embodiment.
Fig. 4 is the kitchen range working state detecting method flow chart of the utility model embodiment.
Fig. 5 is the kitchen ventilator of the utility model embodiment and the inter-linked controlling method flow chart of kitchen range working condition.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in Figures 1 to 3, present embodiment discloses a kind of cigarette stove linkages, which includes that can match
To the kitchen range condition checkout gear and range hood control device used, kitchen range state monitoring apparatus can be used as knob and be mounted directly
On kitchen range operation panel, range hood control device is installed on kitchen ventilator, realizes that pairing is logical by wireless communication between the two
Letter.
Wherein, kitchen range condition checkout gear includes shell and is set to the intracorporal control system of the shell, and shell includes
Successively for assembly connection in upper cover 1, filter window 2 and the lower cover 3 of one, the both ends of filter window 2 pass through spiral shell respectively from top to bottom
Line connection or screw connecting mode are connected with upper cover 1 and lower cover 3；The top of upper cover 1 offers cavity 11 recessed downwards, this is recessed
The edge of chamber 11 forms a circle annular convex platform 12, is provided with the joystick knob 4 diametrically arranged, the rotation on annular convex platform 12
Kitchen range condition checkout gear can be installed on kitchen range control panel by the setting of button handle 4 as common rotary switch, when
When turning the operation of joystick knob 4 manually, finger can be protruded into cavity 11, and optical filtering is covered when hand being avoided to hold joystick knob 4
Window 2；3 bottom of lower cover is additionally provided with the rotating shaft connecting structure 34 that can be connect with Range switch, when kitchen range condition checkout gear is whole
When a conduct rotary switch is installed on stove panel, rotating shaft connecting structure 34 can directly be connected with the main shaft of Range switch
It connects, to realize assembly.
The light channel structure for being provided with control system in shell and the light that filter window 2 enters being reflected, control
System is used to control the work of kitchen range condition checkout gear, wherein control system includes:
Power supply, in order to facilitate the installation of and disassembly, the power supply of the present embodiment use button cell；
Air quality sensor 51, for detecting the variation of kitchen range ambient air, the air quality of the present embodiment is passed
Sensor 51 is using the VOC sensor that can detect the gases such as methane and carbon dioxide；
Optical temperature probe 52, for acquiring the light gone out by kitchen range Fire Radiation after light channel structure reflects, and
Export the digital signal of the light corresponding temperature；
Sender unit 53, for kitchen range condition checkout gear signal emit, the sender unit 53 be located at
Reception device on kitchen ventilator is combined paired communication by wireless blue tooth, realize kitchen range condition checkout gear and kitchen ventilator it
Between wireless communication function；
Buzzer 54, can produce prompt tone, play alarm and warning function, if you do not need to generating prompt tone (as only led to
Cross screen display prompts), buzzer 54 can also be removed；
Master control borad 5 is installed in the lower cover 3 of shell, the master control borad 5 respectively with power supply, air quality sensor 51,
Optical temperature probe 52, buzzer 54 and sender unit 53 carry out electric signal and connect, which passes optics thermometric
The data that sensor 52 and air quality sensor 51 export are analyzed, and corresponding kitchen range status signal is emitted through signal and is filled
It sets 53 and is sent to kitchen ventilator.
In order to guarantee normally to speak and Detection of Air Quality, lower cover 3 offers buzzer in the position of corresponding buzzer 54
Mesh 31, lower cover 3 are provided with ventilation mesh 32 in the position of corresponding air quality sensor 51；Meanwhile in order to further convenient
The circulation of air and sound, the lower edge of lower cover 3 offer the notch 33 that air and sound can be facilitated to circulate.
The infrared ray or ultraviolet light that issue when flame combustion can reflect the temperature of flame, in order to detect flame temperature, filter
Infrared filter has can be set in light window 2, and correspondingly, optical temperature probe 52 is that can acquire what kitchen range Fire Radiation went out
The infrared temperature probe of infrared ray；Similarly, UV filter has also can be set in filter window 2, correspondingly, optics thermometric
Sensor 52 is the ultraviolet temperature transducer that can acquire the ultraviolet light that kitchen range Fire Radiation goes out.The material of filter window 2 can be
Transparent material, but in order to reduce interference, it can be made effectively according to the waveband selection of effective optical signal of optical temperature probe 52
Optical signal transmitance is not less than 70%, other optical signal transmitances are not more than 30%.
The light channel structure of the present embodiment uses the design of three reflective surfaces combination, the light that can will enter from filter window 2
Line focuses on optical temperature probe 52 to greatest extent, guarantees the validity of acquisition and the accuracy of testing result.Specifically,
The light channel structure of the present embodiment includes: the first reflective surface 6, the second reflective surface 7 and third reflective surface 8, wherein the first reflective surface
6 corresponding filter windows 2 are arranged, and are a periphery, and the periphery is anti-in the truncated conical shape that upper bottom surface is big, bottom surface is small, first
The frustum cone height of 6 second reflective surface 7 of smooth surface is greater than the height of filter window 2, also, the rotary table bottom surface of the first reflective surface 6 and filter
The bottom of light window 2 is concordant；Second reflective surface 7 is in bowl-shape concave surface and to be set in lower cover 3, i.e., the second reflective surface 7 is located at
The lower section of first reflective surface 6, master control borad 5 is set to the lower section of the second reflective surface 7, also, optical temperature probe 52 is set to
The concave surface center of second reflective surface 7；Third reflective surface 8 is in bowl-shape convex surface, and it is anti-that third reflective surface 8 is connected to first
The bottom of smooth surface 6 is smoothly connected transition between the third reflective surface 8 and the first reflective surface 6, and the third in the present embodiment is reflective
8 section of face is in circular arc, and the straight line with the section-bottom both ends of the first reflective surface 6 is tangent connection；Also, the first reflective surface 6,
Two reflective surfaces 7, third reflective surface 8 central axis be overlapped respectively with the central axis of the rotating shaft connecting structure 34 of 3 bottom of lower cover.
Following parameter is set, referring to Fig. 3:
The rotary table bus of θ: the first reflective surface 6 and the angle of axis；
The rotary table upper bottom surface diameter of D1: the first reflective surface 6；
The section maximum gauge of D2: the second reflective surface 7；
D3: the section maximum gauge of third reflective surface 8；
H3: the distance between the bottom end of third reflective surface 8 and optical temperature probe 52；
The distance between the focus of f2: the second reflective surface 7 and optical temperature probe 52；
P2: from filter window 2 most on along incident light F1 after the reflection of the second light-emitting surface from the first reflective surface 6 most
The intersection point that the central axis T-phase of critical line F ' and the second reflective surface 7 that lower edge projects are handed over；
F2: intersection point P2 the distance between to optical temperature probe 52；
Above-mentioned each parameter meets following condition:
θ=45 °, 45 degree of angles can guarantee that the optical signal (being considered directional light) entered from filter window 2 is reflective through first
The second reflective surface 7 is reflected towards in parallel optical signal behind face 6；
D3 < D1 < D2, the section maximum gauge of the second reflective surface 7 are greater than the section maximum gauge of the first reflective surface 6, can be with
Guarantee the parallel optical signal (the optical signal F1 close to the most upper edge of filter window 2) of the entrance of filter window 2 after the first reflective surface 6
It can be reflected by the second reflective surface 7；
H3≤f2≤F2, focal length f2≤F2 of the second reflective surface 7, it is ensured that the directional light reflected by the second reflective surface 7
Signal (the optical signal F1 close to the most upper edge of filter window 2) will not be reflected by the first reflective surface 6 again；And the second reflective surface 7
Focal length f2 >=H3 can then guarantee that the parallel optical signal reflected by the second reflective surface 7 (is believed close to the light of the most lower edge of filter window 2
Number F2) it all can directive third reflective surface 8.
By geometry calculating or software emulation, the best design of above-mentioned each parameter can be determined, it is ensured that from light filtering window
The light that mouth 2 enters finally can all focus on optical temperature probe 52.
As shown in Figure 4, Figure 5, it is a kind of control method of cigarette stove linkage disclosed in the present embodiment, comprises the following steps that
(1), first, it is determined that whether kitchen range are in the open state, if so, then performing the next step rapid；If not, going to step
(6)；
(2), optical temperature probe 52 detects temperature threshold T_MISFIRE when whether flame temperature T is less than flame-out, leads to
Often, temperature threshold T_MISFIRE < 300 DEG C when setting is flame-out, if so, then performing the next step rapid；If not, jumping to step
(5)；
(3), whether big air quality sensor 51 detects changes of concentrations of carbon dioxide amount Δ n (CO2) equivalent in Δ t
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ GASLEAK when normal combustion in kitchen, if so, being then judged as kitchen range
Accident extinguishing, sender unit 53 send kitchen range accident extinguishing signal to range hood control device, and range hood control device connects
Warning note is issued after receiving kitchen range accident extinguishing signal, in general, Δ t value 1s, dioxy when setting normal combustion in kitchen
Change concentration of carbon variable quantity threshold value Δ N (CO2) _ GASLEA > 2000ppm；If not, performing the next step rapid；
(4), whether small air quality sensor 51 detects changes of concentrations of carbon dioxide amount Δ n (CO2) equivalent in Δ t
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ KITCHENAIR when gas lockout valve in kitchen, if so, then judging
For kitchen range closing, sender unit 53 sends kitchen range shutdown signal to range hood control device, and range hood control device receives
Kitchen ventilator or time-delay closing kitchen ventilator are closed after to kitchen range shutdown signal, in general, Δ t value 1s, when setting gas lockout valve
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ KITCHENAIR < 1000ppm in kitchen；If not, return step (1)；
(5), optical temperature probe 52 detects temperature threshold T_FIRE when whether flame temperature T is greater than normal combustion,
In general, temperature threshold T_FIRE > 500 DEG C when setting normal combustion, if so, then master control borad 5 is according to air quality sensor 51
Testing result assessment kitchen range opening state under kitchen air quality, and by sender unit 53 by air quality grade
Signal A is sent to range hood control device, and range hood control device is according to the air quality grade signal A adjust automatically received
The air quantity of kitchen ventilator；If not, return step (1)；
(6), when whether flame temperature ascending amount Δ T of the detection of optical temperature probe 52 in Δ t is greater than normal combustion
Flame temperature ascending amount threshold value Δ T_FIRE, if so, then perform the next step it is rapid, in general, Δ t value 1s, sets normal combustion
When flame temperature ascending amount threshold value Δ T_FIRE > 300 DEG C；If not, going to step (8)；
(7), whether the detection of air quality sensor 51 equivalent changes of concentrations of carbon dioxide amount Δ n (CO2) in Δ t is greater than
Changes of concentrations of carbon dioxide amount threshold value Δ N (CO2) _ GASLEAK when normal combustion in kitchen, if so, being then judged as that kitchen range are beaten
It opens, sender unit 53 sends kitchen range opening signal to range hood control device, and range hood control device receives kitchen range and beats
Kitchen ventilator is opened after ON signal；If not, returning to step (1)；
(8), optical temperature probe 52 detects temperature threshold T_MISFIRE when whether flame temperature T is less than flame-out, such as
It is then to perform the next step suddenly；If not, returning to step (1)；
(9), air quality sensor 51 detects whether equivalent gas concentration lwevel n (CO2) is greater than gas leakage threshold value N
(CO2) _ GASLEAK sets gas leakage threshold value N (CO2) _ GASLEAK > 5000ppm of gas concentration lwevel, if so, then going out
Existing gas leak, concurrent gas delivery leakage signal, kitchen ventilator issue warning note after receiving gas leak signal；If not,
Master control borad 5 assesses the kitchen air quality under kitchen range closed state according to the testing result of air quality sensor 51, and passes through
Air quality grade signal B is sent to range hood control device by sender unit 53, and range hood control device is according to reception
The switch of the air quality grade signal B control kitchen ventilator arrived realizes the intelligence ventilation of air in kitchen.
Since flame temperature is higher (generally higher than 500 DEG C), the interference signal of surrounding is less, using the kitchen range of the present embodiment
Condition checkout gear can be accurately detected the variation of flame temperature, the combustibility gas when kitchen range opening or kitchen range accident extinguishing
Body is uprushed, by the work that can quickly identify kitchen range while detection kitchen range flame temperature in conjunction with the air variation around kitchen range
State ensure that the accuracy of kitchen range state judgement.
The present embodiment detects the flame temperature of kitchen range by the kitchen range condition checkout gear that may be disposed in stove table-board
And the air variation around kitchen range, and then judge working condition (including kitchen range opening, kitchen range closing, accident extinguishing etc. of kitchen range
Kitchen range state), and the working condition of kitchen range is sent to by oil smoke by the sender unit 53 on kitchen range condition checkout gear
Machine, kitchen ventilator receive signal by reception device, and according to the unlatching, closing, adjustment wind of the signal control kitchen ventilator received
Speed or give a warning prompt etc..
The kitchen range condition checkout gear and range hood control device of the present embodiment need ability linkage control after successful matching,
Since kitchen range condition checkout gear separately installed can use, do not limited by kitchen range brand or model, application range is wider, practical
Property is strong.
Claims (16)
1. a kind of cigarette stove linkage includes the kitchen range condition checkout gear and range hood control device that can be matched and use,
Be characterized in that: the kitchen range condition checkout gear includes shell and is set to the intracorporal control system of the shell, the shell
It include that successively in upper cover (1), filter window (2) and the lower cover (3) of one, the shell is interior to be arranged assembly connection from top to bottom
What the light channel structure and control kitchen range condition checkout gear for having the light entered to the filter window (2) to be reflected worked
Control system, also, the control system includes
Power supply；
Air quality sensor (51), for detecting the variation of kitchen range ambient air；
Optical temperature probe (52), for acquiring the light gone out by kitchen range Fire Radiation after light channel structure reflection,
And export the digital signal of the light corresponding temperature；
Sender unit (53), for kitchen range condition checkout gear signal emit, the sender unit (53) be located at
Reception device on kitchen ventilator is combined communication, realizes the wireless communication function between kitchen range condition checkout gear and kitchen ventilator
Energy；
Master control borad (5), respectively with the power supply, air quality sensor (51), optical temperature probe (52) and signal
Emitter (53) carries out electric signal connection, which senses the optical temperature probe (52) and air quality
The data of device (51) output are analyzed, and corresponding kitchen range status signal is sent oil supply through the sender unit (53)
Smoke machine.
2. cigarette stove linkage according to claim 1, it is characterised in that: the control system further includes that can produce to mention
Show the buzzer (54) of sound, which connects with the master control borad (5) electric signal.
3. cigarette stove linkage according to claim 2, it is characterised in that: the lower cover (3) is in corresponding buzzer (54)
Position offer buzzer mesh (31).
4. cigarette stove linkage according to claim 1, it is characterised in that: the lower cover (3) is in the correspondence air matter
The position of quantity sensor (51) is provided with ventilation mesh (32).
5. cigarette stove linkage according to claim 1, it is characterised in that: lower cover (3) bottom is provided with can be with stove
Has the rotating shaft connecting structure (34) of rotary switch connection.
6. cigarette stove linkage according to claim 1, it is characterised in that: the lower edge of the lower cover (3) offers can be square
Just the notch (33) of air and sound circulation.
7. cigarette stove linkage according to claim 1, it is characterised in that: the power supply is button cell.
8. cigarette stove linkage according to claim 1, it is characterised in that: the air quality sensor (51) is can
Detect the VOC sensor of methane and carbon dioxide gas.
9. cigarette stove linkage according to claim 1, it is characterised in that: the filter window (2) is provided with infrared ray
Optical filter, correspondingly, the optical temperature probe (52) are the infrared measurement of temperature that can acquire the infrared ray that kitchen range Fire Radiation goes out
Sensor.
10. cigarette stove linkage according to claim 1, it is characterised in that: the filter window (2) is provided with ultraviolet light
Optical filter, correspondingly, the optical temperature probe (52) are the ultraviolet thermometric that can acquire the ultraviolet light that kitchen range Fire Radiation goes out
Sensor.
11. cigarette stove linkage according to claim 1, it is characterised in that: the sender unit (53) and oil smoke
Reception device on machine passes through wireless blue tooth paired communication.
12. cigarette stove linkage according to claim 1, it is characterised in that: the light channel structure includes
First reflective surface (6), the periphery of the truncated conical shape big in upper bottom surface, bottom surface is small, the first reflective surface (6) is corresponding to filter
Window (2) setting, the frustum cone height of the first reflective surface (6) are greater than the height of the filter window (2), also, the first reflective surface
(6) rotary table bottom surface is concordant with the bottom of filter window (2)；
Second reflective surface (7), in bowl-shape concave surface, the second reflective surface (7) is located at the lower section of the first reflective surface (6), also, described
Optical temperature probe (52) be set to the concave surface center of second reflective surface (7)；
Third reflective surface (8), in bowl-shape convex surface, the third reflective surface (8) is connected to the bottom of first reflective surface (6)
Portion, also, be to be smoothly connected transition between the third reflective surface (8) and the first reflective surface (6)；
Also, the central axis of first reflective surface (6), the second reflective surface (7) and third reflective surface (8) is all overlapped.
13. cigarette stove linkage according to claim 12, it is characterised in that: following parameter is set,
The rotary table bus of first reflective surface (6) and the angle of axis are θ, the rotary table upper bottom surface of first reflective surface (6)
Diameter is D1, and the section maximum gauge of second reflective surface (7) is D2, the section maximum gauge of the third reflective surface (8)
For D3, the distance between the bottom end and optical temperature probe (52) of the third reflective surface (8) are H3, second reflective surface
(7) the distance between focus and optical temperature probe (52) are f2；Set from filter window (2) most on along incident light
The critical line F ' that line F1 is projected after the reflection of the second light-emitting surface from the most lower edge of the first reflective surface (6) and the second reflective surface (7)
The intersection point that central axis T-phase is handed over is P2, and the distance between intersection point P2 to optical temperature probe (52) is F2；
Above-mentioned each parameter meets following condition: θ=45 °, D3 < D1 < D2, and H3≤f2≤F2.
14. cigarette stove linkage according to claim 12, it is characterised in that: second reflective surface (7) is set to institute
It states in lower cover (3), the master control borad (5) is set to the lower section of second reflective surface (7).
15. cigarette stove linkage according to claim 1, it is characterised in that: the both ends of the filter window (2) lead to respectively
It crosses threaded connection or screw connecting mode is connected with the upper cover (1) and lower cover (3).
16. cigarette stove linkage according to claim 1, it is characterised in that: offered at the top of the upper cover (1) downwards
Recessed cavity (11), the edge of the cavity (11) form circle annular convex platform (12), are provided on the annular convex platform (12)
The joystick knob (4) diametrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821627964.9U CN209295203U (en) | 2018-10-08 | 2018-10-08 | A kind of cigarette stove linkage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821627964.9U CN209295203U (en) | 2018-10-08 | 2018-10-08 | A kind of cigarette stove linkage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209295203U true CN209295203U (en) | 2019-08-23 |
Family
ID=67652678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821627964.9U Active CN209295203U (en) | 2018-10-08 | 2018-10-08 | A kind of cigarette stove linkage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209295203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380097A (en) * | 2020-03-10 | 2020-07-07 | 海信集团有限公司 | Range hood, range hood kitchen range linkage system and control method thereof |
-
2018
- 2018-10-08 CN CN201821627964.9U patent/CN209295203U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111380097A (en) * | 2020-03-10 | 2020-07-07 | 海信集团有限公司 | Range hood, range hood kitchen range linkage system and control method thereof |
| CN111380097B (en) * | 2020-03-10 | 2021-07-13 | 海信集团有限公司 | Range hood, range hood kitchen range linkage system and control method thereof |
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