CN106136923A - Water boiling, dry combustion method detection method and realize the water fountain of the method in water fountain - Google Patents
Water boiling, dry combustion method detection method and realize the water fountain of the method in water fountain Download PDFInfo
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- CN106136923A CN106136923A CN201610687635.2A CN201610687635A CN106136923A CN 106136923 A CN106136923 A CN 106136923A CN 201610687635 A CN201610687635 A CN 201610687635A CN 106136923 A CN106136923 A CN 106136923A
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- water
- hot tank
- temperature
- water fountain
- heater
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/54—Water boiling vessels in beverage making machines
- A47J31/56—Water boiling vessels in beverage making machines having water-level controls; having temperature controls
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/58—Safety devices
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention discloses water boiling in a kind of water fountain, dry combustion method detection method and realize the water fountain of the method, including hot tank, heater and electric controller, described heater is for heating the water in described hot tank, described hot tank is provided with and can unimpededly discharge the air vent of vapours in hot tank, described heater electrically connects with described electric controller, it also includes infrared temperature sensor, described infrared temperature sensor is for obtaining described hot tank wall or the temperature data of air vent, described electric controller electrically connects with described infrared temperature sensor, according to described temperature data, described electric controller judges whether described water fountain is in fluidized state or dry-fire condition.Compared with prior art, whether the present invention can be in fluidized state or dry-fire condition by water in water fountain is measured in different altitude height position, and the top being applicable to hot tank is empty, or during boiling, in tank, the space flow through of steam is the situation such as uncertain.
Description
Technical field
The present invention relates to drinking water and produce field, be specifically related to water boiling in a kind of water fountain, dry combustion method detection method and reality
The water fountain of existing the method.
Background technology
Widely, general water fountain all includes the heat for heating drinking water in water fountain application in daily life
Tank, in the hot tank of detection, the method for water temperature mainly has at present:
1. temperature probe is set in hot tank.On this law theory, the temperature error of detection is smaller, error Producing reason
The mainly foozle of components and parts itself.
2. temperature probe is set at hot tank wall.The temperature error recorded on this law theory is relatively big, because the outer wall of hot tank
There is thermograde with internal water temperature, usual water temperature is more than hot tank wall temperature.
But, it is difficult to measure the boiling point of water in aforementioned manners, is i.e. difficult to measure water the most boiled.Because the boiling point of water is
Affected by height above sea level (air pressure).Such as, at sea level altitude, the boiling point of pure water is 100 degrees Celsius；And height above sea level 3000 meters
Place, the boiling point of pure water is exactly 91 degrees Celsius.
The method that in the hot tank of detection, whether water seethes with excitement at present is: arrange temperature probe in the exhaust passage of hot tank.Because
Water is when the most boiled, and the vapours of generation is little, flows through the steam of exhaust passage also seldom, therefore at this, temperature is the highest；Water boils
When rising, can produce a large amount of steam, the temperature that a large amount of steam may result in exhaust passage by exhaust passage significantly rises, therefore
In utilizing this principle can detect hot tank, whether water seethes with excitement.
Although this method can detect whether water seethes with excitement, if but the top of hot tank is empty, the most structurally can not
Realize, because temperature probe can not be suspended in the air；Or the space that steam flows through is uncertain, the most not unique fixing row
Gas passage, the most also cannot realize.To two kinds of situations later, to detect whether the water in hot tank seethes with excitement or dry
Burn, there is presently no satisfied method and product.
In view of drawbacks described above, creator of the present invention obtains the present invention finally through research for a long time and practice.
Summary of the invention
For solving above-mentioned technological deficiency, the technical solution used in the present invention is, on the one hand provides a kind of water fountain, its bag
Including hot tank, heater and electric controller, described heater is for heating the water in described hot tank, and described hot tank is provided with can
Unimpededly discharging the air vent of vapours in hot tank, described heater electrically connects with described electric controller, and it also includes infrared ray
Temperature sensor, described infrared temperature sensor is for obtaining described hot tank wall or the temperature data of air vent, described electricity
Control device electrically connects with described infrared temperature sensor, according to described temperature data, described electric controller judges that described water fountain is
No it is in fluidized state or dry-fire condition.
It is also preferred that the left this water fountain also includes main frame, described main frame being provided with depotition cock, described infrared temperature senses
Device is arranged on the first housing of described depotition cock.
It is also preferred that the left this water fountain also includes that main frame, described main frame include that panel, described infrared temperature sensor are arranged on
On described panel.
It is also preferred that the left this water fountain also includes infrared reflection body, described main frame is provided with depotition cock, described infrared ray
Reflector is arranged on the second housing of described depotition cock.
Another aspect provides a kind of by the detection method of water boiling, the method in the water fountain of described water fountain realization
Comprise the following steps:
Step S101, heater is energized, heats water in hot tank；
Step S102, utilizes infrared thermometry sensor to detect hot tank wall or the temperature of air vent；
Step S103, calculates hot tank wall or the exhaust port temperatures rate of change K to the time；
Described rate of change K computing formula is:
In formula: T2The temperature value recorded for later moment in time, T1The temperature recorded for previous moment, t2For leading to from heater
Establish the continuous heating time begun to later moment in time, t by cable1For when heater is energized the continuous heating started to previous moment
Between；
Step S104, when K value is less than setting value K0Or during equal to zero, then in judging hot tank, water is in fluidized state.
It is also preferred that the left described step S104 also including, the temperature of hot tank wall or air vent is not less than design temperature T0, institute
State T0Span be: water fountain surrounding maximum temperature ＜ T0＜ boiling point-measurement error.
It is also preferred that the left also include after described step S104:
Step S105, after judging that in tank, water is in fluidized state, heater power-off immediately stops heating.
Another aspect provides a kind of by the detection method of dry combustion method, the method bag in the water fountain of described water fountain realization
Include following steps:
Step S201, heater is energized, heats water in hot tank；
Step S202, utilizes infrared thermometry sensor to detect hot tank wall or the temperature of air vent；
Step S203, calculates hot tank wall or the exhaust port temperatures rate of change K to the time；
Described rate of change K computing formula is:
In formula: T2The temperature value recorded for later moment in time, T1The temperature recorded for previous moment, t2For leading to from heater
Establish the continuous heating time begun to later moment in time, t by cable1For when heater is energized the continuous heating started to previous moment
Between；
Step S204, when K value is more than setting value KfTime, then judge that hot tank is in dry-fire condition.
It is also preferred that the left described step S204 also including, hot tank wall or exhaust port temperatures are not less than design temperature Tf, described Tf
Span be: water fountain surrounding maximum temperature ＜ Tf＜ boiling point.
It is also preferred that the left also include after described step 204:
Step S205, after being in dry-fire condition in judging tank, heater power-off immediately stops heating.
Compared with prior art the device have the advantages that into water boiling in a kind of water fountain that: the present invention provides,
Dry combustion method detection method and realize the water fountain of the method, it is possible to whether water is in water fountain is measured in different altitude height position
Fluidized state or dry-fire condition, and the top being applicable to hot tank is empty, or the space that during boiling, in tank, steam flows through
It it is the situation such as uncertain.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in various embodiments of the present invention, required in embodiment being described below
The accompanying drawing used is briefly described.
Fig. 1 is the structural representation of a kind of water fountain of the embodiment of the present invention one；
Fig. 2 is the structural representation of a kind of water fountain of the embodiment of the present invention two；
Fig. 3 is the structural representation of a kind of water fountain of the embodiment of the present invention three；
Fig. 4 be the embodiment of the present invention three a kind of water fountain in the another kind of structural representation of hot tank；
Fig. 5 is the structural representation of a kind of water fountain of the embodiment of the present invention four；
The flow chart of the detection method of water boiling in a kind of water fountain that Fig. 6 provides for the present invention；
The flow chart of the detection method of dry combustion method in a kind of water fountain that Fig. 7 provides for the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, to the present invention, above-mentioned and other technical characteristic and advantage are described in more detail.
Embodiment one
As it is shown in figure 1, be the structural representation of a kind of water fountain of the application, this water fountain includes stand 1, main frame 2, heat
Tank 3, depotition cock 5 and infrared temperature sensor 6.Stand 1 is placed on the ground, and main frame 2 is embedded on stand 1, goes out the fire hose
5 are arranged on main frame 2, and infrared temperature sensor 6 is arranged on the first housing 51 of depotition cock 5, and it is used for measuring heat
The outside wall temperature of tank 3.Hot tank 3 is the hot tank of packaged type, and hot tank 3 is provided with and can unimpededly discharge the aerofluxus of vapours in hot tank
Mouthful.
Main frame 2 includes housing 7, panel 8, heater, heating electric control device 9, purification electric controller 10, water pump 11, enters
Water pipe 12, preprocessing filter element 13, film processor 14, concentrated water discharge pipe 15, choke valve 16, the big resistance of scouring electromagnetic valve 17, first
Spring check valve 18, second largest resistance spring formula check valve 19, bypass valve 20, water purification bleeder valve 21, TDS probe 22 and TDS
Probe 23.Panel 8 is provided with depotition cock 5, heat button or the switch stretched, and water outlet button or switch.Infrared ray temperature
Degree sensor 6 and heat button or switch electrically connect with heating electric control device 9.Water pump 11 and water outlet button or switch are used with purifying
Electric controller 10 electrically connects.Heater is arranged on the panel 8 of hot tank position, and it includes the electromagnetism being arranged on panel 8
Coil and matched circuit unit, on panel, the upper surface with hot tank contact position is provided with electric insulation panel.The bottom of hot tank
Employing metal material manufactures, and presses heat button or switch, makes hot pot bottom wall by electromagnetic coupled after circuit unit energising
Interior generation eddy current, utilizes the water in the resistance heat heating tank that eddy current produces.
Water inlet pipe 12, the import of its outlet film processor 14 are connected in the import of preprocessing filter element 13.Film processor 14
Outlet connected with depotition cock 5 by outlet pipe, the concentrated water discharge mouth of film processor 14 be vented by concentrated water discharge pipe 15 or
Person connects with outer tank.Choke valve 16 it is provided with on concentrated water discharge pipe 15.The import and export of scouring electromagnetic valve 17 are respectively communicated with joint
Flowing the import and export of valve 16, push button or switch are arranged on housing 7, scouring electromagnetic valve 17 and push button or switch and purification
Electric controller 10 electrically connects.During flushing, operation push button or switch can open water pump 11 and scouring electromagnetic valve 17 simultaneously, make water
Stream flows fast through the Yuan Shui side of film processor 14, and water side surface former to film is rinsed, and is rushed by the deposit of former for film water side surface
Brush off, thus extend the life-span of film processor 14.
The outlet of the inlet communication film processor 14 of the first big resistance spring formula check valve 18, its outlet and depotition cock 5
Connection.First big resistance spring formula check valve 18 needs hydraulic pressure against the force of the spring to open, therefore the water fountain of the present embodiment
When rinsing, it is possible to prevent depotition cock 5 water outlet, cause the waste of water resource.But, the first big resistance spring formula check valve 18
Water flow is had no effect on when normal water outlet.
Second largest resistance spring formula check valve 19 is arranged in series with choke valve 16, and its flow direction is identical with choke valve 16.At film
Reason device 14 filter element internal typically can a small amount of gas of remaining, from controlling the water circulation to during standby, film processor 14 internal pressure is from height
To low change, the gas in film processor 14 can expand and be extruded by the water in film processor 14, therefore lasting one
In the section time, having water and continuously outflow through choke valve 16, the effect arranging second largest resistance spring formula check valve 19 is prevented exactly
When only water fountain is standby, the water in film processor 14 flows out through choke valve 16.
The import and export of bypass valve 20 connect with the import and export of preprocessing filter element 13, owing to new film processor 14 makes for the first time
To be rinsed debugging before with, the chemical protective agent on film surface is rinsed, when rinsing debugging, open bypass valve 20, with film
The protectant water of surface chemistry flows out through bypass valve 20, thus prevents chemical protective agent from flowing into preprocessing filter element 13 and shorten pretreatment
Filter element service life.
The outlet of the inlet communication film processor 14 of water purification bleeder valve 21, the outlet of water purification bleeder valve 21 directly connects dense water
Delivery pipe emptying or access outer tank.If water fountain stand-by time is long, the ion of film processor 14 Yuan Shui side or dirt
Dye thing can cause use initial stage water degradation next time through membrane permeation to water purification side, after accessing water purification bleeder valve 21, can make
Open this valve with the initial stage, part water poor for water quality is first discharged, may insure that effluent quality with this.
Probe TDS22 is arranged on the water inlet pipe 12 of preprocessing filter element 13, for detecting the TDS value of source water；TDS pops one's head in
On 23 outlet pipes being arranged on film processor 14, the TDS value of water after detecting purification.By arranging TDS probe 22 and TDS spy
23, on the one hand being easy to user observes the film processor 14 TDS removal effect to former water, i.e. allows user directly judge film processor
Whether 14 in normal work；On the other hand judge the most former water belongs to machine as the water inlet of film processor 14 at TDS
In the range of adaptation, if TDS is the highest, then cannot function as the water inlet of film processor, carry out the film in protecting film processor with this.
Embodiment two
As in figure 2 it is shown, be the structural representation of another water fountain of the present invention, the water fountain of the present embodiment and embodiment
The difference of the water fountain of is: the infrared temperature sensor 6 in the water fountain of the present embodiment is arranged on the face of main frame 2
On plate 8, this water fountain also includes infrared reflection body 4, and this infrared reflection body 4 is arranged on above infrared temperature sensor 6
Depotition cock 5 the second housing 52 on, its for infrared refraction that hot tank 3 surface or air vent are sent to infrared ray temperature
On degree sensor 6.By arranging infrared reflection body, it is possible to for different product appearance moulding structure design aspect provider
Just.
Embodiment three
As it is shown on figure 3, be the structural representation of another water fountain of the present invention, the water fountain of the present embodiment and embodiment
The difference of the water fountain of is: in the water fountain of the present embodiment, the bottom of hot tank 3 is provided with attaching plug 31, main frame 2
Panel 8 is provided with corresponding supply socket 81, and heater 32 is arranged on the lower section of water chamber in hot tank 3, it is of course also possible to set
Put in the water chamber of hot tank 3, as shown in Figure 4.Heater 32 is electrothermal tube or other heating.Attaching plug 31
Electrically connect with heater 32.The attaching plug 31 of hot tank 3 inserts in described supply socket 81, connects power supply, in hot tank 3
Water heats.
Embodiment four
As it is shown in figure 5, be the structural representation of another water fountain of the present invention, the water fountain of the present embodiment and embodiment
The difference of the water fountain of two is: in the water fountain of the present embodiment, the bottom of hot tank 3 is provided with attaching plug 31, main frame 2
Panel 8 is provided with corresponding supply socket 81, and heater 32 is arranged on the lower section of water chamber in hot tank 3, it is of course also possible to set
Put in the water chamber of hot tank 3.Heater 32 is electrothermal tube or other heating.Attaching plug 31 and heater
32 electrical connections.The attaching plug 31 of hot tank 3 inserts in described supply socket 81, connects power supply, adds to the water in hot tank 3
Heat.
Embodiment five
As shown in Figure 6, for water boiling detection method in a kind of water fountain realized by above-described embodiment of present invention offer
Flow chart, the method comprises the following steps:
Step S101, heater is energized, heats water in hot tank.
Step S102, utilizes infrared thermometry sensor to detect hot tank wall or exhaust port temperatures.
Simultaneously, infrared temperature sensor is started working in heater energising, the hot tank wall of real-time detection or air vent
Temperature data, passes to heating electric control device by the temperature data of acquisition.
Step S103, calculates hot tank wall or the exhaust port temperatures rate of change K to the time.
Heating electric control device calculates hot tank wall or the exhaust port temperatures rate of change K to the time after obtaining temperature data, K's
Computing formula is:
In formula: T2The temperature value recorded for later moment in time, unit is DEG C；T1The temperature recorded for previous moment, unit is
℃；t2For starting the continuous heating time to later moment in time from heater energising, unit is the second；t1For being energized from heater
Starting the continuous heating time to previous moment, unit is the second.
First the physical meaning of K in formula is explained: if K is more than zero, illustrate along with the carrying out of heating process, at place
In period hot tank between previous moment and later moment in time, water temperature is in continuation propradation.K value is the biggest, illustrates that water temperature rises
Speed is the fastest, and when K is maximum, the correspondence water temperature rate of climb is the fastest, if the reason causing water temperature to rise only has power supply to be supplied to
The electric energy of heater, the electric energy that the most now power supply provides is all or almost all for raising the temperature of water.K value is the least, says
The open fire temperature rate of climb is the slowest, and when K is zero, correspondence water temperature no longer rises, and continues electrified regulation at heater, and does not cool down dress
Under conditions of the cooling effect put can offset the heats of heater, the electric energy that the most now power supply provides is all or the most complete
Portion is for becoming the water in hot tank into water vapour, i.e. electric energy becomes the latent heat of vaporization all or almost all, and in tank, water is in boiling
State, is maintained at boiling point constant the temperature stabilization of water.Although if K is more than zero, but being close to zero, raising speed in water temperature is described
Degree is very slow, i.e. close to fluidized state.In view of hot tank wall temperature the most always less than internal water temperature, in this intermittent fever tank
Water may seethe with excitement, so water temperature just rises to the exact time K of boiling point and may be not equal to zero in tank, is greater than zero
One small value, for the device determined, this value can be determined by test, and the factor affecting this value size includes tank skin
Heat transfer property and hot tank are to the heat dispersion of surrounding.If K is less than zero, in hot tank is described, water temperature is in decline state.Generally exist
During heater electrified regulation, K value does not haves negative value, unless add in thermotropism tank in the process cold water, ice or its
Its cold items.
Step S104, when K value is less than setting value K0Or during equal to zero, then in judging hot tank, water is in fluidized state.Wherein,
Setting value K0Determine according to test.
In order to prevent erroneous judgement, step S104 also includes that hot tank wall or exhaust port temperatures are not less than design temperature T0.As incited somebody to action
Design temperature T0Being set to 50 DEG C, when ambient temperature is 20 DEG C, in tank, water temperature is also 20 DEG C, if the circuit within heater goes out
Existing open circuit, but heater power supply has turned on.For this situation, there is design temperature T0It it is 50 DEG C, it becomes possible to avoid by mistake
Sentence, otherwise, the water of 20 DEG C will be judged as fluidized state.
T0Span be: water fountain surrounding maximum temperature ＜ T0＜ boiling point-measurement error.Such as, water fountain week
Collarette border maximum temperature is 45 DEG C, and measurement error is 10 DEG C, and boiling point is 100 DEG C, then the span of T0 is: 45 DEG C of ＜ T0＜ 90
℃。
In a kind of water fountain that the present invention provides, water boiling detection method also includes:
Step S105, after judging that in tank, water is in fluidized state, heater power-off immediately stops heating.
Embodiment six
As it is shown in fig. 7, dry combustion method detection method in a kind of water fountain realized by above-described embodiment provided for the present invention
Flow chart, the method comprises the following steps:
Step S201, heater is energized, heats water in hot tank.
Step S202, utilizes infrared thermometry sensor to detect hot tank wall or exhaust port temperatures.
Simultaneously, infrared temperature sensor is started working in heater energising, the hot tank wall of real-time detection or air vent
Temperature data, passes to heating electric control device by the temperature data of acquisition.
Step S203, calculates hot tank wall or the exhaust port temperatures rate of change K to the time.
Heating electric control device calculates hot tank wall or the exhaust port temperatures rate of change K to the time after obtaining temperature data, K's
Computing formula is:
In formula: T2The temperature value recorded for later moment in time, unit is DEG C；T1The temperature recorded for previous moment, unit is
℃；t2For starting the continuous heating time to later moment in time from heater energising, unit is the second；t1For being energized from heater
Starting the continuous heating time to previous moment, unit is the second.
First the physical meaning of K in formula is explained: if K is more than zero, illustrate along with the carrying out of heating process, at place
In period hot tank between previous moment and later moment in time, water temperature is in continuation propradation.K value is the biggest, illustrates that water temperature rises
Speed is the fastest, and when K is maximum, the correspondence water temperature rate of climb is the fastest, if the reason causing water temperature to rise only has power supply to be supplied to
The electric energy of heater, the electric energy that the most now power supply provides is all or almost all for raising the temperature of water.K value is the least, says
The open fire temperature rate of climb is the slowest, and when K is zero, correspondence water temperature no longer rises, and continues electrified regulation at heater, and does not cool down dress
Under conditions of the cooling effect put can offset the heats of heater, the electric energy that the most now power supply provides is all or the most complete
Portion is for becoming the water in hot tank into water vapour, i.e. electric energy becomes the latent heat of vaporization all or almost all, and in tank, water is in boiling
State, is maintained at boiling point constant the temperature stabilization of water.Although if K is more than zero, but being close to zero, raising speed in water temperature is described
Degree is very slow, i.e. close to fluidized state.In view of hot tank wall temperature the most always less than internal water temperature, in this intermittent fever tank
Water may seethe with excitement, so water temperature just rises to the exact time K of boiling point and may be not equal to zero in tank, is greater than zero
One small value, for the device determined, this value can be determined by test, and the factor affecting this value size includes tank skin
Heat transfer property and hot tank are to the heat dispersion of surrounding.If K is less than zero, in hot tank is described, water temperature is in decline state.Generally exist
During heater electrified regulation, K value does not haves negative value, unless add in thermotropism tank in the process cold water, ice or its
Its cold items.
Step S204, when K value is more than setting value KfTime, then judge that hot tank is in dry-fire condition.Wherein, setting value KfAccording to
Test determines.
In order to cause dry combustion method to be reported by mistake when preventing adding hot water for direct thermotropism tank, step S204 also includes outside hot tank
Wall or exhaust port temperatures are not less than design temperature Tf.As by design temperature TfIt is set to 95 DEG C, low altitude area requirement can be met.
TfSpan be: be not more than boiling point and noticeably greater than environment maximum temperature, namely water fountain surrounding be
High-temperature ＜ Tf＜ boiling point.Being not more than boiling point is based on security consideration, and power-off Accident prevention occurs early；It is noticeably greater than environment temperature
Degree can reduce wrong report.Such as, even if the hot water of 100 DEG C, after pouring hot tank into, generally water temperature is not over 95 DEG C.
A kind of water fountain dry combustion method detection method that the present invention provides also includes:
Step S205, after being in dry-fire condition in judging tank, heater power-off immediately stops heating.
Water boiling, dry combustion method detection method and realize the water fountain of the method in a kind of water fountain that the present invention provides, it is possible to
In water fountain is measured in different altitude height position, whether water is in fluidized state or dry-fire condition, and is applicable to hot tank
Top is empty, or during boiling, in tank, the space flow through of steam is the situation such as uncertain.
The foregoing is only presently preferred embodiments of the present invention, be merely illustrative for the purpose of the present invention, and non-limiting
's.Those skilled in the art understands, it can be carried out many changes in the spirit and scope that the claims in the present invention are limited,
Amendment, even equivalence, but fall within protection scope of the present invention.
Claims (10)
1. a water fountain, it includes hot tank, heater and electric controller, and described heater is for heating in described hot tank
Water, described hot tank is provided with and can unimpededly discharge the air vent of vapours in hot tank, described heater and described electric controller
Electrically connect, it is characterised in that it also includes that infrared temperature sensor, described infrared temperature sensor are used for obtaining described heat
Tank wall or the temperature data of air vent, described electric controller electrically connects with described infrared temperature sensor, described electric controller root
Judge whether described water fountain is in fluidized state or dry-fire condition according to described temperature data.
A kind of water fountain the most according to claim 1, it is characterised in that it also includes main frame, and described main frame is provided with
Depotition cock, described infrared temperature sensor is arranged on the first housing of described depotition cock.
A kind of water fountain the most according to claim 1, it is characterised in that it also includes that main frame, described main frame include panel,
Described infrared temperature sensor is arranged on the panel.
A kind of water fountain the most according to claim 3, it is characterised in that it also includes infrared reflection body, described main frame
On be provided with depotition cock, described infrared reflection body is arranged on the second housing of described depotition cock.
5., by a detection method for water boiling in the water fountain of the arbitrary described water fountain realization of claim 1-4, it is special
Levying and be, the method comprises the following steps:
Step S101, heater is energized, heats water in hot tank；
Step S102, utilizes infrared thermometry sensor to detect hot tank wall or the temperature of air vent；
Step S103, calculates hot tank wall or the exhaust port temperatures rate of change K to the time；
Described rate of change K computing formula is:
In formula: T2The temperature value recorded for later moment in time, T1The temperature recorded for previous moment, t2For opening from heater energising
Begin to the continuous heating time of later moment in time, t1For starting the continuous heating time to previous moment from heater energising；
Step S104, when K value is less than setting value K0Or during equal to zero, then in judging hot tank, water is in fluidized state.
The detection method of water boiling in water fountain the most according to claim 5, it is characterised in that in described step S104 also
Temperature including hot tank wall or air vent is not less than design temperature T0, described T0Span be: water fountain surrounding is
High-temperature ＜ T0＜ boiling point-measurement error.
The detection method of water boiling in water fountain the most according to claim 6, it is characterised in that after described step S104
Also include:
Step S105, after judging that in tank, water is in fluidized state, heater power-off immediately stops heating.
8. by a detection method for dry combustion method, its feature in the water fountain of the arbitrary described water fountain realization of claim 1-4
Being, the method comprises the following steps:
Step S201, heater is energized, heats water in hot tank；
Step S202, utilizes infrared thermometry sensor to detect hot tank wall or the temperature of air vent；
Step S203, calculates hot tank wall or the exhaust port temperatures rate of change K to the time；
Described rate of change K computing formula is:
In formula: T2The temperature value recorded for later moment in time, T1The temperature recorded for previous moment, t2For opening from heater energising
Begin to the continuous heating time of later moment in time, t1For starting the continuous heating time to previous moment from heater energising；
Step S204, when K value is more than setting value KfTime, then judge that hot tank is in dry-fire condition.
The detection method of dry combustion method in water fountain the most according to claim 8, it is characterised in that also wrap in described step S204
Include hot tank wall or exhaust port temperatures not less than design temperature Tf, described TfSpan be: the water fountain surrounding highest temperature
Degree ＜ Tf＜ boiling point.
The detection method of dry combustion method in water fountain the most according to claim 8, it is characterised in that after described step 204 also
Including:
Step S205, after being in dry-fire condition in judging tank, heater power-off immediately stops heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610687635.2A CN106136923A (en) | 2016-08-18 | 2016-08-18 | Water boiling, dry combustion method detection method and realize the water fountain of the method in water fountain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610687635.2A CN106136923A (en) | 2016-08-18 | 2016-08-18 | Water boiling, dry combustion method detection method and realize the water fountain of the method in water fountain |
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| Publication Number | Publication Date |
|---|---|
| CN106136923A true CN106136923A (en) | 2016-11-23 |
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| CN201610687635.2A Pending CN106136923A (en) | 2016-08-18 | 2016-08-18 | Water boiling, dry combustion method detection method and realize the water fountain of the method in water fountain |
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