CN208205076U - A kind of temperature controlled device - Google Patents
A kind of temperature controlled device Download PDFInfo
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- CN208205076U CN208205076U CN201720915256.4U CN201720915256U CN208205076U CN 208205076 U CN208205076 U CN 208205076U CN 201720915256 U CN201720915256 U CN 201720915256U CN 208205076 U CN208205076 U CN 208205076U
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- boiling point
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- temperature sensor
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Abstract
The utility model relates to the judgements of boiling point of liquid in technical field of temperature control more particularly to heating process.The utility model discloses a kind of gas cooker, this gas cooker includes temperature control equipment, the device includes controller, alarm, temperature sensor and executive device, the alarm, temperature sensor, executive device couple with controller, executive device and the air inlet pipe of kitchen range connect, which can not only be arranged different boiling points according to different use environments and judge parameter, can also execute corresponding movement after liquid reaches boiling point, it is boiled water with realizing, cooking function.In addition, this method sets the parameter of different judgement boiling points according to the difference of liquid capacity the invention also discloses a kind of method for judging boiling point of liquid, keeps boiling point judgement more accurate, avoid judging that the time occurs extending or lag.
Description
Technical field
The utility model relates to the judgements of boiling point of liquid in technical field of temperature control more particularly to heating process.
Background technique
Identify that the boiling point of liquid is extremely important, if judging the boiling point overlong time of liquid, can waste in time in cooking
The energy and food is boiled into paste.Just stop heating if liquid is also less than boiling point, food may be without cooked.If it is what is boiled water
Words, judge that the boiling point overlong time of liquid or water are also less than boiling point and just stop heating, and all cause in water that there are many nocuousness
Substance damages human health such as nitrite and chloride.Existing equipment (electric cooker, kettle etc.) boiling point is general
Judgment method be that temperature is measured by internal temperature sensor etc., then correspond to actual temperature judgement by measuring temperature and boils
Point.However since kitchen range are open fire burnings, heating process is easy by extraneous wind effect, but also including height above sea level, pot
Material, amount of liquid number etc. factors influence, when every time reach boiling point when, the temperature of sensor feedback is all not necessarily identical；
So common boiling point judges that algorithm is difficult accurate judgement boiling point of liquid.In a practical situation height above sea level or pot material these
Factor be typically all it is fixed, the capacity of liquid just at influence judge liquid in heating process boiling point judge principal element it
One, if not calculating the capacity of liquid, the boiling point of liquid is judged with fixed parameter or judges that the time of boiling point is very long,
Erroneous judgement or time lag may be generated.
Utility model content
The primary and foremost purpose of the utility model seeks to solve to judge the not accurate enough technology of the boiling point of liquid in the prior art
Problem, the utility model proposes a kind of temperature control equipments.
A kind of temperature control equipment, including controller, alarm, temperature sensor and executive device, the alarm, temperature
Degree sensor, executive device couple with controller.The parameter for judging boiling point can be preset in shown controller, these
Parameter can be modified depending on environmental change, and environment includes height above sea level, radiating condition, liquid capacity etc. here.The alarm is used
Reach boiling point alarm in the fluid temperature for working as heating and notifies user.The temperature sensor is used to detect the temperature of liquid, when
The temperature of liquid is inconvenient when directly detect, and can detecte the temperature of the container of the splendid attire liquid also to replace.It is described to hold
Luggage sets the corresponding actions for instructing heating equipment to need to be implemented after detecting that liquid reaches boiling point.Such as use electric hot water
When device is heated up water, when water reaches boiling point, executive device is switched off the power supply of electric heater, stops heating.For another example, gas and hot water is used
When device is heated up water, when water reaches boiling point, executive device is switched off the gas supply of gas heater, stops heating.Utilize this temperature
Control device is spent, the heating environment for capableing of basis presets the different parameters for judging boiling point, and after liquid reaches boiling point, also
Corresponding response operation can be executed, liquid is avoided to boil long.
Further, the executive device includes valve actuator and gas control valve, the valve actuator with
Controller connection, the gas control valve couple with the valve actuator.This is the execution for the design of gas cooker
Device, controller control gas control valve by valve actuator and can preferably control in this way to control the supply of combustion gas
The heating temperature of liquid.
Further, the controller, which also couples, display device.Display device is used to show heating liquid to user
Real time temperature.
The utility model also discloses a kind of gas cooker, and this gas cooker is equipped with above-mentioned temperature control equipment, described
Gas control valve is arranged in the air inlet pipe of kitchen range, and the temperature sensor is removable or is rotatably disposed described
On kitchen range.It is gas supply in order to control kitchen range that gas control valve, which is arranged in the air inlet pipe of kitchen range, and gas control valve can be with
Control the size or opening and closing of gas cooker air inlet.The temperature sensor is removable or is rotatably disposed described
On kitchen range, it can be better suited for the placement of cookware in this way, for the cookware of different size, temperature sensor can be transferred by position
To adapt to the cookware of different size.
Further, the mode that the temperature sensor is flushed with cooker racks on kitchen range is arranged on the kitchen range.For big
Most cookwares, the mode that temperature sensor is flushed with cooker racks on kitchen range is arranged on the kitchen range, and temperature sensor can be with
The bottom of cookware contacts, and the temperature of cookware bottom is detected, for measuring the fluid temperature in cookware.
The utility model further disclose it is a kind of using above-mentioned gas cooker when judge the method for boiling point of liquid, comprising following
Step:
100: judging the capacity of liquid in containers；
200: presetting whether liquid reaches boiling point parameter according to the capacity of liquid in containers；
300: the boiling point whether liquid reaches is judged according to default parameter.
Different boiling point parameters is arranged according to the capacity difference of liquid for this method, makes to judge the liquid boiling in heating process
Point is more acurrate.
Further, the capacity of liquid in containers is judged according to following steps in step 100；
101: acquiring the temperature T1 and time M1 of liquid for the first time；
102: n-th acquires the temperature Tn and time Mn of liquid, and n > 1, every repetition step is primary, and n adds 1；
103: judging whether Tn is greater than TB, if Tn≤TB, enter step 104, otherwise entering step 102, TB is the liquid
The threshold temperature changed for the first time occurs for rate of rise in temperature when body heats.
104: according to (Tn-T1) and (Mn-M1), the capacity of liquid is calculated as input.
Further, the refinement step of step 200 are as follows: table is obtained by look-up table or fuzzy reasoning method according to the capacity of liquid
Levy the parameter, that is, period M and maximum temperature changing value H of temperature rise slope variation.Such as: variation slope=acquisition time/this time
Slope is divided into four sections by transformation temperature amplitude by size, show that slope corresponds to time M by tabling look-up, M is multiplied not by slope segmentation
H is obtained with coefficient.For example, when judging liquid capacity, T1=50 °, M1=30, T2=70 °, M2=120, K=(T2-T1/M2-
M1) slope K is proportional to capacity.With being divided into first segment according to section, tables look-up and obtain M, M multiplies first segment coefficient and obtains H.
Further, the boiling point of liquid in containers is judged according to following steps in step 300:
301: acquisition n times temperature TN, N > 1, every repetition step is primary, and N adds 1；
302: setting Tsum=0 accumulates temperature difference Tsum=Tsum+ (TN-TN-1)；
303: if Tsum absolute value is less than maximum temperature changing value H, and it is continuous be greater than M seconds, then enter step 304, it is no
Then enter step 301；
304: if Tn≤TC, then judging TNFor the boiling point of liquid in containers, otherwise continue the temperature for acquiring liquid, and returns
To step 301.
Above step avoids the problem that judging boiling point of liquid time lag or extend.
Further, further include step 400 after liquid in a reservoir reaches boiling point: the controller is driven by valve
Device makes the air inlet pipe of gas control valve closing kitchen range, alarm equipment alarm.User's liquid and boiling are not only notified in time, moreover it is possible to
Gas supply is automatically cut off, is boiled water with realizing, cooking function.
Compared with prior art, the utility model has the beneficial effects that
(1) temperature control equipment in the utility model can not only be arranged different boiling points according to different use environments and sentence
Disconnected parameter can also execute corresponding movement after liquid reaches boiling point, liquid is avoided to boil for a long time.
(2) gas cooker in the utility model is equipped with temperature control equipment, and the mounting means of temperature sensor can
To adapt to the cookware of different size.
(3) boiling point of liquid judgment method is according to liquid capacity difference in gas cooker in the utility model, and setting is different
Judgement boiling point parameter, judge that boiling point of liquid is more accurate in this way.
(4) in the utility model in gas cooker boiling point of liquid judgment method after liquid reaches boiling point, additionally it is possible to close
The supply and alarm of combustion gas, can notify in time user and with realize boil water, cooking function.
Detailed description of the invention
Fig. 1 is the temperature control equipment principle framework figure of the utility model；
Fig. 2 is the structural schematic diagram of the utility model gas cooker；
Fig. 3 is fluid temperature and time graph in heating；
Fig. 4 is the general flow chart for the method that the utility model judges boiling point of liquid；
Fig. 5 is that the utility model judges the flow chart that liquid in containers capacity method is judged in the method for boiling point of liquid；
Fig. 6 is that the utility model judges to judge whether to reach the flow chart of boiling point in the method for boiling point of liquid.
Marked in the figure:
1- container, 11- controller, 12- temperature sensor, 13- gas control valve, 2- gas cooker, 21- air inlet pipe, 22-
Cooker racks.
Specific embodiment
Referring to Fig. 1, temperature control equipment includes, including controller, alarm, display device, temperature sensor and execution
Device, the alarm, temperature sensor, display device, executive device couple with controller, execute dress in the present embodiment
It sets including valve actuator and gas control valve, alarm is buzzer.It can preset in shown controller for judging
The parameter of boiling point and the instruction for issuing corresponding actions.The buzzer is used to lead to when the fluid temperature of heating reaches boiling point alarm
Know user.The temperature sensor is used to detect the temperature of liquid, can also when the temperature of liquid is inconvenient directly to be detected
It is replaced with detecting the temperature for the container for containing the liquid, the valve actuator couples with controller, and the combustion gas is adjusted
Valve couples with the valve actuator, and the gas control valve is mountable in the air inlet pipe of kitchen range.Referring to fig. 2, gas-cooker
Tool 2 includes temperature control equipment, air inlet pipe 21 and cooker racks 22, certainly also includes the necessary components that other realize cooking function,
Such as fire cover, igniting needle.Gas control valve 13 in temperature control equipment is mounted in the air inlet pipe 21 of gas cooker, and temperature passes
Sensor 12 is mounted on kitchen range 2 with flushing with cooker racks 22.In the present embodiment temperature sensor 12 can it is mobile relative to kitchen range 2 or
Rotation, to adapt to the container 1 of different size.Controller 11, which also couples, alarm, display device and valve actuator, these
Device is not shown in Fig. 2.Controller 11 can liquid be in order according to user or specified conditions, such as container 1
To boiling point, control gas control valve 13 with to gas inlet size or opening and closing be adjusted.
Fig. 3 is the temperature rise curve in fluid heating process.During heating, fluid temperature rises at a given speed.
However, during close to boiling point, liquid constantly volatilizees and takes away heat, raising speed on fluid temperature as temperature is constantly increased
Degree will reduce, that is, in Fig. 3 after threshold temperature TB, the fluid temperature rate of climb can reduce.Boiling point is reached when liquid heats
When, the heat dissipation and heat absorption of liquid reach equilibrium state, that is, liquid reach boiling point after temperature will not further increase, and be always maintained at
Until liquid dryouies.According to this feature, as long as temperature is kept for certain time no longer change, and when temperature is greater than TC, can be sentenced
Break as boiling point.It is certain in heating firepower, thermal conversion efficiency, one timing of radiating condition, temperature rise slope (the namely speed of temperature rising
Degree) it is proportional to the capacity of liquid.I.e. because the size of the capacity of liquid determines temperature rise slope.In order to accurately judge in container 1
The boiling point of liquid, the utility model also announce a kind of method for judging the boiling point of liquid in container 1.Referring to fig. 4, judge that liquid boils
The method of point is total, and steps are as follows:
100: judging the capacity of liquid in container 1；
200: presetting whether liquid reaches boiling point parameter according to the capacity of liquid in container 1；
300: the boiling point whether liquid reaches is judged according to default parameter；
400: the controller 11 makes gas control valve 13 close the air inlet pipe 21 of kitchen range by valve actuator, alarms
Device alarm.
The capacity that liquid in container 1 is first determined whether out according to above method is preset according to different capacity for sentencing
Whether disconnected liquid reaches boiling point parameter, and when boiling point reaches boiling point, temperature control equipment will execute corresponding movement, prevents liquid
Long-term boiling.Referring to Fig. 5, judge that specific step is as follows for liquid capacity in above-mentioned steps 100:
101: acquiring the temperature T1 and time M1 of liquid for the first time；
102: n-th acquires the temperature Tn and time Mn of liquid, and n > 1, every repetition step is primary, and n adds 1；
103: judging whether Tn is greater than TB, if Tn≤TB, enter step 104, enter step 102, TB otherwise as judgement
Boiling point initiation threshold temperature.
104: according to (Tn-T1) and (Mn-M1), the capacity of liquid is calculated as input.
After judging liquid capacity by above step, preset in step 200 according to the capacity of liquid in container 1
Whether liquid reaches boiling point parameter, specifically, is such to parameter preset in the present embodiment, step 200: according to liquid
Capacity is obtained the parameter i.e. period M and maximum temperature changing value H of characterization temperature rise slope variation by look-up table or fuzzy reasoning method.
Judge whether liquid reaches boiling point, i.e. step 300 using the two parameters, referring to Fig. 6, specific step is as follows for step 300:
301: acquisition n times temperature TN, N > 1, every repetition step is primary, and N adds 1；
302: setting Tsum=0 accumulates temperature difference Tsum=Tsum+ (TN–TN-1)；
303: if Tsum absolute value is less than maximum temperature changing value H, and it is continuous be greater than M seconds, then enter step 304, it is no
Then enter step 301；
304: if Tn≤TC, then judging TNFor the boiling point of liquid in containers, otherwise continue the temperature for acquiring liquid, and returns
To step 301.
If liquid reaches boiling point, as step 400, the operation of cutting gas supply is executed, avoids and judges that liquid boils
The problem of point time lag or extension.
The technical solution of the utility model and beneficial effect is described in detail in the upper specific embodiment, answers
What is understood is the most preferred embodiment the foregoing is merely the utility model, is not intended to limit the utility model, all in this reality
With any modification, supplementary, and equivalent replacement etc. done in novel spirit, the protection of the utility model should be included in
Within the scope of.
Claims (4)
1. a kind of temperature control equipment, which is characterized in that described including controller, alarm, temperature sensor and executive device
Alarm, temperature sensor, executive device couple with controller, and the executive device includes valve actuator and combustion gas tune
Valve is saved, the valve actuator couples with controller, and the gas control valve couples with the valve actuator.
2. temperature control equipment according to claim 1, which is characterized in that the controller, which also couples, display device.
3. a kind of gas cooker, which is characterized in that including temperature control equipment as claimed in claim 2, the gas control valve
It is arranged in the air inlet pipe of kitchen range, the temperature sensor is removable or is rotatably disposed on the kitchen range.
4. gas cooker according to claim 3, which is characterized in that the temperature sensor is flushed with cooker racks on kitchen range
Mode is arranged on the kitchen range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720915256.4U CN208205076U (en) | 2017-07-26 | 2017-07-26 | A kind of temperature controlled device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720915256.4U CN208205076U (en) | 2017-07-26 | 2017-07-26 | A kind of temperature controlled device |
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| Publication Number | Publication Date |
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| CN208205076U true CN208205076U (en) | 2018-12-07 |
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ID=64488946
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720915256.4U Active CN208205076U (en) | 2017-07-26 | 2017-07-26 | A kind of temperature controlled device |
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| CN (1) | CN208205076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314404A (en) * | 2017-07-26 | 2017-11-03 | 华帝股份有限公司 | A kind of temperature controlled method and device |
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2017
- 2017-07-26 CN CN201720915256.4U patent/CN208205076U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314404A (en) * | 2017-07-26 | 2017-11-03 | 华帝股份有限公司 | A kind of temperature controlled method and device |
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