CN207168373U - Insulating pot - Google Patents
Insulating pot Download PDFInfo
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- CN207168373U CN207168373U CN201720287322.8U CN201720287322U CN207168373U CN 207168373 U CN207168373 U CN 207168373U CN 201720287322 U CN201720287322 U CN 201720287322U CN 207168373 U CN207168373 U CN 207168373U
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- element heater
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Abstract
The utility model discloses a kind of insulating pot, including bottle body (2), bottom of the pot wall (1) and bottom of the pot wall heating element heater (4), bottom of the pot wall heating element heater passes through liquid in bottom of the pot wall heating kettle, the inwall of bottle body is provided with maximum water level, the vertical range of the maximum water level and the top surface of bottom of the pot wall is not less than 45mm, insulating pot also includes the bottle body heating element heater (8) being arranged on the periphery wall of bottle body, bottle body heating element heater is arranged at intervals with bottom of the pot wall heating element heater along short transverse, bottle body heating element heater can aid in liquid in heating kettle when bottom of the pot wall heating element heater works by bottle body.In insulating pot of the present utility model, by setting up bottle body heating element heater on the periphery wall of bottle body, so that bottle body directly heats to the liquid in insulating pot, and then make heated liquid in kettle evenly, the effective small bubble for preventing from coming off bottom of the pot wall phenomenon of brokenly bubble because of loss of heat during rising, reach the effect of noise reduction.
Description
Technical field
The utility model belongs to household appliance technical field, in particular it relates to a kind of insulating pot.
Background technology
The bottom of the pot wall of conventional insulating pot uses horizontal bottom of the pot wall more, and electric hot tray is installed on the bottom surface of horizontal bottom of the pot wall, directly
Horizontal bottom of the pot wall is heated, and then heats the liquid in insulating pot.
Wherein, the thermal source of electric hot tray comes from electrothermal tube, and concentration heating, insulating pot are carried out to horizontal bottom of the pot wall by electrothermal tube
The heated liquid of bottom generates small and intensive steam bubble on bottom of the pot wall, and the small bubble for departing from bottom of the pot wall will during rising
The heat of itself is conducted to the liquid on periphery, so as to heat the liquid of insulating pot internal upper part.
So, when insulating pot works, the upper and lower temperature difference of liquid is big in insulating pot, causes a departure from the small vapour of horizontal bottom of the pot wall
Bubble during rising easily loss of heat and make the gas liquefaction in steam bubble, and then the brokenly bubble in water, produce loud noise.
Utility model content
A kind of insulating pot is provided, can effectively be avoided for above-mentioned deficiency of the prior art or defect, the utility model
Small bubble phenomenon of brokenly bubble because of loss of heat during rising, reach the effect of noise reduction.
To achieve the above object, the utility model provides a kind of insulating pot, including bottle body, bottom of the pot wall and the heating of bottom of the pot wall
Element, the bottom of the pot wall heating element heater are provided with highest water by liquid in the bottom of the pot wall heating kettle, the inwall of the bottle body
The vertical range of bit line, the maximum water level and the top surface of the bottom of the pot wall is not less than 45mm, and the insulating pot also includes setting
Bottle body heating element heater on the periphery wall of the bottle body, the bottle body heating element heater is with the bottom of the pot wall heating element heater along highly
Direction is arranged at intervals, and the bottle body heating element heater can aid in heating when the bottom of the pot wall heating element heater works by the bottle body
Liquid in the kettle.
Preferably, the heating power of the bottle body heating element heater not less than 50W and is not more than 500W, is preferably not less than
100W and it is not more than 300W.
Preferably, the heating power of the bottom of the pot wall heating element heater not less than 500W and is not more than 3000W, preferably not small
In 800W and it is not more than 2000W.
Preferably, the bottle body heating element heater is annular electric heating tube, between the periphery wall of the bottle body and the electrothermal tube
It is also preferably provided with heat-conducting plate.
Preferably, the bottle body heating element heater is Electric radiant Heating Film, and insulating barrier is preferably coated with outside the Electric radiant Heating Film.
Preferably, the bottle body heating element heater is the PTC heating plates being arranged on the periphery wall of the bottle body, the PTC
Insulating barrier is preferably enclosed with outside heating plate.
Preferably, lowest water level line is additionally provided with the inwall of the bottle body, the setting of the bottle body heating element heater is highly situated between
Between a half height of the lowest water level line and the maximum water level.
Preferably, the setting height of the bottle body heating element heater is in liquid in the maximum water level and the kettle
Between the waterline of position.
Preferably, the setting of the bottle body heating element heater highly positioned at the maximum water level and the lowest water level line it
Between when, vertical range and the bottle body heating element heater between the top of the bottle body heating element heater and the maximum water level
The ratio of vertical range between bottom and the bottom of the bottle body not less than 2/7 and little 8/7, preferably not less than 4/5 and
No more than 1.
Preferably, the bottle body heating element heater set height between the lowest water level line a half height with it is described most
When between low water line, the vertical range between the top of the bottle body heating element heater and the lowest water level line is not more than
10mm。
Preferably, the insulating pot is additionally provided with controller and level sensor, and the controller is configured in the water level
The bottle body heating element heater is closed in control when the sensing water level of sensor is less than the setting height of the bottle body heating element heater.
Preferably, waterline is determined in the pass that the bottle body is additionally provided between maximum water level and lowest water level line, described
The vertical range for determining waterline higher than the lowest water level line is closed not less than 5mm and is not more than 15mm, the controller also configures
For the control closing bottle body heating element heater when the sensing water level of the level sensor determines waterline less than the pass.
Pass through above-mentioned technical proposal, in insulating pot of the present utility model, bottom of the pot wall heating element heater is provided with bottom of the pot wall
On the basis of, bottle body heating element heater also is interval with along short transverse, the bottle body heating element heater is circumferentially positioned at the periphery of bottle body
On wall, when insulating pot works, bottom of the pot wall heating element heater is heated by bottom of the pot wall to the liquid of kettle inner bottom part, bottle body heating
Element is then heated by bottle body to the liquid in kettle relatively above, so that the heated liquid up and down in kettle is evenly, is subtracted
The upper and lower temperature difference of liquid in few kettle, and then the effective small bubble for preventing from coming off bottom of the pot wall brokenly bubble because of loss of heat during rising
Phenomenon, can reach significant noise reduction.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the entirety sectional view according to the insulating pot of the first preferred embodiment of the present utility model；
Fig. 2 is the entirety sectional view according to the insulating pot of the second preferred embodiment of the present utility model；
Fig. 3 is the entirety sectional view according to the insulating pot of the 3rd preferred embodiment of the present utility model；
Fig. 4 is the entirety sectional view according to the insulating pot of the 4th preferred embodiment of the present utility model；
Fig. 5 is the part A enlarged drawing in Fig. 1；
Fig. 6 is the part B enlarged drawing in Fig. 2；
Fig. 7 is the entirety sectional view of insulating pot of the prior art；
Fig. 8 is steam bubble uphill process and steam bubble in the kettle of insulating pot of the present utility model in the kettle of the insulating pot of prior art
The contrast schematic diagram of uphill process.
Description of reference numerals：
The steam pipe of 1 bottom of the pot wall 7
The bottle body heating element heater of 2 bottle body 8
The heat-conducting plate of 3 pot lid 9
The insulating barrier of 4 bottom of the pot wall heating element heater 10
The liquid level of 5 shell 11
6 handles
Embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described embodiment is merely to illustrate and explained the utility model, is not limited to the utility model.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In the utility model, in the case where not making opposite explanation, the noun of locality such as " upper and lower, top, bottom " used is generally
It is each part mutual alignment either on vertical, vertical or gravity direction for direction shown in the drawings
Relationship description word.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Reference picture 1, the utility model provides a kind of insulating pot, including forms bottom of the pot wall 1, bottle body 2 and the pot lid of kettle body
3, the bottom of bottom of the pot wall 1 is provided with the bottom of the pot wall heating element heater 4 for being heated to liquid in kettle, and the internal perisporium of bottle body 2 is provided with
Maximum water level and lowest water level line, the outer gusset of kettle body are provided with shell 5, handle 6 are connected with the shell 5, kettle body is interior, handle 6
In or kettle body and shell 5 between be provided with steam pipe 7, the bottom of kettle body is provided with temperature controller, and steam pipe 7 draws the steam in kettle body
Temperature controller is directed at, is heated when temperature controller detects that vapor (steam) temperature reaches preset value by bi-metal plate deformed with disconnecting bottom of the pot wall
The power supply of element 4, or temperature sensor is provided with kettle body, when the temperature that temperature sensor is detected in kettle reaches preset value
When, pass through the power supply of micro-chip processor disconnection bottom of the pot wall heating element heater 4.
Referring to Fig. 7, in the insulating pot of prior art, its bottom of the pot wall heating element heater 4 is to be attached to bottom of the pot wall 1 with monocyclic shape
Bottom surface electrothermal tube, electrothermal tube heated by bottom of the pot wall 1 to the liquid of kettle inner bottom part, is formed in the top surface of bottom of the pot wall 1
Steam bubble is small and intensive, and is easier to depart from from bottom of the pot wall 1, and small bubble heat during rising by the liquid absorption on periphery, makes
Gas liquefaction in steam bubble and diminish, and then ruptured in water, produce loud noise, i.e., the steam bubble shown in Fig. 8 left part rises
Schematic diagram.
In view of this, to make the heated of liquid above and below in kettle evenly avoid because the temperature of kettle internal upper part liquid is relatively low,
So that small bubble phenomenon of brokenly bubble because of loss of heat during rising, so as to can reach the effect of noise reduction.Referring to figs. 1 to Fig. 4,
Insulating pot of the present utility model includes bottle body 2, bottom of the pot wall 1, bottom of the pot wall heating element heater 4 and bottle body heating element heater 8, bottom of the pot wall and added
For thermal element 4 by the liquid in the heating kettle of bottom of the pot wall 1, the inwall of bottle body 2 is provided with maximum water level, and the maximum water level with
The vertical range of the top surface of bottom of the pot wall 1 is not less than 45mm, and bottle body heating element heater 8 is arranged on the periphery wall of bottle body 2, bottle body heating
Element 8 is arranged at intervals with bottom of the pot wall heating element heater 4 along short transverse, and bottle body heating element heater 8 can work in bottom of the pot wall heating element heater 4
When pass through bottle body 2 aid in heating kettle in liquid.Specifically, when the vertical range of the liquid level of liquid and the top surface of bottom of the pot wall 1 in kettle
During not less than 45mm, the noise that insulating pot is sent at work is larger, therefore need to be by setting bottle body heating element heater in bottle body 2
8 to reach the purpose of noise reduction.Wherein, the shape for the bottle body heating element heater 8 being arranged on the periphery wall of bottle body 2 can have it is a variety of, only
Want bottle body heating element heater 8 can be by liquid in the heating kettle of bottle body 2, such as be fitted around in a ring in the periphery of bottle body 2
On wall, or twist coiling is installed on the periphery wall of bottle body 2, and this is no longer going to repeat them.Bottom of the pot wall heating element heater 4 is installed
In the bottom surface of bottom of the pot wall 1, its heat is conducted to the top surface of bottom of the pot wall 1 with the liquid of heating kettle inner bottom part.In the utility model,
Around being provided with bottle body heating element heater 8 on the periphery wall of bottle body 2, the bottle body 2 directly contacts or directly with bottle body heating element heater 8
Receive the heating of bottle body heating element heater 8, be arranged such, it is new to add bottle body 2 on the basis of bottom of the pot wall 1 is heat affected zone
Heat affected zone, bottle body 2 directly can be heated to the liquid in kettle, be advantageous in insulating pot heated liquid evenly, so as to
Reduce the upper and lower temperature difference of liquid in kettle, prevent from coming off the small bubble of bottom of the pot wall 1 during rising because of loss of heat and brokenly bubble is asked
Topic, reach the effect of noise reduction.
Referring to Fig. 1 of the present utility model and Fig. 4, bottle body heating element heater 8 is circumferentially positioned on the periphery wall of bottle body 2, makes kettle
Body heating element heater 8 provides heat directly to bottle body 2, i.e., on the basis of script bottom of the pot wall 1 is heat affected zone, increase bottle body 2 is
New heat affected zone, make bottom of the pot wall 1 and bottle body 2 while the liquid in insulating pot is heated, so that liquid edge is high in kettle
The temperature difference in degree direction is smaller, and the small bubble for departing from bottom of the pot wall 1 is not easy loss of heat liquefaction during rising and ruptured in water, small
Steam bubble rises to liquid level 11 and ruptures caused level of noise significantly lower than the level of noise caused by brokenly bubble in water, can reach significant noise reduction
Steam bubble shown in the right part of effect, i.e. Fig. 8 rises schematic diagram.
Specifically, the heating power of bottle body heating element heater 8 should be not less than 50W and be not more than 500W.Further, bottle body adds
The heating power of thermal element 8 is not less than 100W and is not more than 300W, but not limited to this.It is to be appreciated that bottle body heating element heater 8
Heating power it is bigger, then it is also bigger to give the heat of bottle body 2 in the unit interval, the bottle body 2 in the unit interval is given in kettle
The heat of liquid is also more, so as to quickly reduce in kettle liquid in the temperature difference of short transverse.But it is arranged at the periphery wall of bottle body 2
Bottle body heating element heater 8 heating power it is excessive, can make to form more small bubbles on the internal perisporium of bottle body 2, gas in the small bubble
Vibration produces noise, is unfavorable for noise reduction.Specifically, heating power of the time with bottom of the pot wall heating element heater 4 of heating up water of insulating pot
Increase and reduce, but the level of noise sent when insulating pot is heated up water with the increase of the heating power of bottom of the pot wall heating element heater 4 and
Increase, to balance the heating power of bottom of the pot wall heating element heater 4 to heat up water time and the level of noise that sends when heating up water of insulating pot
Influence, the heating power of bottom of the pot wall heating element heater 4 can be not less than 500W and be not more than 3000W, preferably not less than 800W and
No more than 2000W.
Specifically, bottle body heating element heater 8 can be various appropriate types, for example, be surrounded on the periphery wall of bottle body 2
Annular electric heating tube, or can also be to be arranged at bottle body to cover Electric radiant Heating Film (i.e. infrared heating film) in the periphery wall of bottle body 2
The PTC heating plates of 2 periphery walls, as long as can be arranged on the periphery wall of bottle body 2 and can be by liquid in the heating kettle of bottle body 2.
But electrothermal tube is generally conducted heat in a manner of thermal contact conductance, and thermocontact area is small, therefore, connect for heat of the increase electrothermal tube in bottle body 2
Contacting surface is accumulated, and prevents that local temperature is too high, reference picture 1 and Fig. 3, and heat-conducting plate 9 is set between the periphery wall and electrothermal tube of bottle body 2,
And electrothermal tube is located at upright projection of the heat-conducting plate 9 towards the periphery wall of bottle body 2 towards the upright projection region of the periphery wall of bottle body 2
In region.Wherein, the high heat conductive material plate of the types such as aluminium sheet, aluminium alloy plate or copper coin may be selected in heat-conducting plate 9, is easy to
The heat of electrothermal tube is rapidly conducted to bottle body 2 to be heated to liquid in kettle.In addition, for avoid powered Electric radiant Heating Film with
Other component contacts in kettle and the electricity in Electric radiant Heating Film is directed to the shell 5 of insulating pot, user is caused to shock by electricity or got an electric shock
Danger, reference picture 2 and Fig. 4, insulating barrier 10 is covered outside Electric radiant Heating Film.Similarly, it is again covered with insulating barrier outside PTC heating plates.
The high temperature resistant of the types such as ceramics and the material of insulation may be selected in the insulating materials being covered in outside Electric radiant Heating Film or PTC heating plates.
Specifically, due to being generally provided with lowest water level line (MIN) and maximum water level on the internal perisporium of insulating pot
(MAX), thus bottle body heating element heater 8 set height between a half height and maximum water level for lowest water level line.Enter
One step, to make the heated liquid up and down in insulating pot kettle evenly, the highly preferred setting of bottle body heating element heater 8 is between most
In high-water line (MAX) and kettle between the middle position waterline of liquid.
Wherein, referring to Figures 1 and 2, when the setting of bottle body heating element heater 8 is highly located at maximum water level and lowest water level line
Between when, the bottom of vertical range and bottle body heating element heater 8 between the top of bottle body heating element heater 8 and maximum water level and institute
2/7 and little 8/7 should be not less than by stating the ratio of the vertical range between the bottom of bottle body 2.Specifically, bottle body heating element heater 8 is got over
Set close to maximum water level, the easier small bubble for occurring to depart from bottom of the pot wall 1 does not reach the setting height of bottle body heating element heater 8
The degree just brokenly bubble because of loss of heat, is unfavorable for noise reduction, otherwise bottle body heating element heater 8 is set closer to the bottom of bottle body 2, then liquid in kettle
The upper and lower temperature difference of body is bigger, is equally also unfavorable for noise reduction.Further, to make the heated liquid in kettle evenly, bottle body heating
Between the bottom of vertical range and bottle body heating element heater 8 and the bottom of bottle body 2 between the top of element 8 and maximum water level
The ratio of vertical range is not less than 4/5 and no more than 1.
In addition, reference picture 3 and Fig. 4, when bottle body heating element heater 8 set height between lowest water level line a half height with
When between lowest water level line, the vertical range between the top of bottle body heating element heater 8 and lowest water level line should be not more than 10mm.Can
To understand ground, when the setting height of bottle body heating element heater 8 is between a half height of lowest water level line and lowest water level line, kettle
The upper and lower temperature difference of setting height liquid in lowest water level line, kettle of body heating element heater 8 is smaller, is more advantageous to noise reduction.
Certainly, to make heated liquid in kettle evenly, bottle body can be set up along short transverse on the periphery wall of bottle body 2 and added
The circle zone of thermal element 8, such as multiple annular electrothermal tubes, Huo Zhe are set spacing side by side on the periphery wall of bottle body 2
Around the Electric radiant Heating Film of a larger width of circle on the periphery wall of bottle body 2, this is no longer going to repeat them.
In addition, can set up controller and level sensor in insulating pot, controller is configured to the sensing in level sensor
Bottle body heating element heater 8 is closed in control all the time when water level (i.e. actual water level) is less than the setting height of bottle body heating element heater 8, is so set
Putting can avoid bottle body heating element heater 8 from the phenomenon of dry combustion method occur, so as to improve the safety coefficient of the insulating pot.Certainly, when water level passes
When the sensed water level of sensor is not less than the setting height of bottle body heating element heater 8, the actual water level of liquid did not had kettle in kettle in other words
During the setting height of body heating element heater 8, controller can reed time controll bottle body heating element heater 8 liquid in kettle is heated.
Further, waterline is determined in the pass that bottle body 2 is additionally provided between maximum water level and lowest water level line, and the pass is determined
Waterline is preferably not less than 5mm and is not more than 15mm higher than the vertical range of lowest water level line, and controller may be additionally configured to
Bottle body heating element heater 8 is closed in control when the sensing water level of level sensor determines waterline less than pass.Specifically, the water level of insulating pot
Lower, the ascending path of the small bubble of disengaging bottom of the pot wall 1 is shorter, then due to the quantity of loss of heat and the small bubble of brokenly bubble in water
Also it is fewer, so that the noise that insulating pot is sent when working is also smaller, therefore, when the water level in insulating pot is less than certain value (i.e.
Determine water level in pass) when, bottle body heating element heater 8 can be not required to and heated (i.e. closing bottle body heating unit to the liquid in kettle by bottle body 2
The heating function of part 8), to reduce energy consumption during insulating pot work.
Certainly, level sensor can be various appropriate forms, as long as water level can be sensed, such as be met using sound wave
Dieletric reflection principle determines the pressure type of water level to determine the sound wave type water level sensor of water level, or by measuring water pressure
Water level sensor.
Specifically, bottom of the pot wall heater element 4 can be the electrothermal tube for the lower section for being arranged at bottom of the pot wall 1, or attachment
Can also be the coil panel for the lower section for being arranged on bottom of the pot wall 1 in the Electric radiant Heating Film (i.e. infrared heating film) of bottom of the pot wall 1.But electrothermal tube
It is generally annular in shape, conducted heat in a manner of thermal contact conductance, and it is small with the thermocontact area of bottom of the pot wall, relative to discoid Electric radiant Heating Film
For the Electromagnetic Heating of infrared heating and coil panel, electrothermal tube is being added due to the characteristic of self structure and the reason of heat transfer type
The heat transfer for being easier to occur to bottom of the pot wall 1 in thermal process is uneven so that and bottom of the pot wall 1 produces small and intensive steam bubble, so that
Insulating pot easily produces very big noise, and the insulating pot of corresponding electricity consumption heat pipes heat uses the technical solution of the utility model
Afterwards, lower noise can be made preferably to be improved.
Hereinafter the utility model is specifically described with four kinds of preferred embodiments.
In the first preferred embodiment as shown in Figure 1 and Figure 5, bottom of the pot wall 1 be food-grade metallic plate, the inner circumferential of bottle body 2
Wall is provided with maximum water level and lowest water level line, and bottom of the pot wall heating element heater 4 is attached at the bottom surface of bottom of the pot wall 1, electrothermal tube and kettle
Bottom wall heating element heater 4 is arranged at intervals along short transverse, and annular electrothermal tube is circumferentially positioned on the periphery wall of bottle body 2, bottle body 2
Aluminium sheet (i.e. heat-conducting plate 9) is additionally provided between periphery wall and electrothermal tube, between the top of electrothermal tube and maximum water level it is vertical away from
Ratio from the vertical range between the bottom of electrothermal tube and the bottom of bottle body 2 is 1.In addition, control is additionally provided with insulating pot
Device and level sensor, the controller are configured to control when the sensing water level of level sensor is less than the setting height of electrothermal tube
Close the electrothermal tube.
In the second preferred embodiment as shown in Figure 2 and Figure 6, the internal perisporium of bottle body 2 of insulating pot is provided with peak level
Line and lowest water level line, bottom of the pot wall heating element heater 4 are attached at the bottom surface of bottom of the pot wall 1, Electric radiant Heating Film and bottom of the pot wall heating element heater 4 along height
Spend direction to be arranged at intervals, annular Electric radiant Heating Film is circumferentially positioned on the periphery wall of bottle body 2, and the outer peripheral edge of the Electric radiant Heating Film is covered with pottery
Enamel coating (i.e. insulating barrier 10), bottom and the bottle body 2 of vertical range and Electric radiant Heating Film between the top of Electric radiant Heating Film and maximum water level
Bottom between vertical range ratio be 4/5.In addition, controller and level sensor are additionally provided with insulating pot, the control
Device is configured to the control when the sensing water level of level sensor is less than the setting height of Electric radiant Heating Film and closes the Electric radiant Heating Film.
In the 3rd preferred embodiment as shown in Figure 3, the internal perisporium of bottle body 2 of insulating pot is provided with maximum water level and most
Low water line, bottom of the pot wall heating element heater 4 are attached at the bottom surface of bottom of the pot wall 1, electrothermal tube and bottom of the pot wall heating element heater 4 along short transverse
It is arranged at intervals, annular electrothermal tube is circumferentially positioned on the periphery wall of bottle body 2, also set between the periphery wall and electrothermal tube of bottle body 2
There is an aluminium alloy plate (i.e. heat-conducting plate 9), the top of electrothermal tube is 5mm less than the vertical range of lowest water level line.In addition, in insulating pot
It is additionally provided with the pass that controller, level sensor and the vertical range higher than lowest water level line are 10mm and determines waterline, controller is also
It is configured to the control when the sensing water level of level sensor determines waterline less than the pass and closes the electrothermal tube.
In the 4th preferred embodiment as shown in Figure 4, the internal perisporium of bottle body 2 of insulating pot is provided with maximum water level and most
Low water line, bottom of the pot wall heating element heater 4 are attached at the bottom surface of bottom of the pot wall 1, Electric radiant Heating Film and bottom of the pot wall heating element heater 4 along short transverse
It is arranged at intervals, annular Electric radiant Heating Film is circumferentially positioned on the periphery wall of bottle body 2, and the outer peripheral edge of the Electric radiant Heating Film is covered with ceramic layer
(i.e. insulating barrier 10), the top of heat pipe are 10mm less than the vertical range of lowest water level line.In addition, control is additionally provided with insulating pot
Waterline is determined in the pass that device, level sensor and the vertical range higher than lowest water level line processed are 15mm, and controller is additionally configured to
The Electric radiant Heating Film is closed in control when the sensing water level of level sensor determines waterline less than the pass.
The insulating pot of four kinds of embodiments of the above is being heated by bottom of the pot wall heating element heater 4 to the liquid of kettle inner bottom part
During, bottle body heating element heater 8 (i.e. electrothermal tube or Electric radiant Heating Film) on the periphery wall of bottle body 2 is looped around by heat along bottle body 2
Thickness direction is conducted to the internal perisporium of bottle body 2, and the liquid in insulating pot is heated simultaneously by bottom of the pot wall 1 and bottle body 2,
So that the heated liquid in insulating pot is evenly, reduce the upper and lower temperature difference of liquid in kettle, can effectively avoid small bubble upper
Rise during because of loss of heat the phenomenon of brokenly bubble, reach significant noise reduction.
Specific embodiment 1：Using the insulating pot structure shown in Fig. 1 and Fig. 5, i.e. bottom of the pot wall heating element heater 4 and bottle body heating
Element 8 is electrothermal tube, and the electrothermal tube as bottom of the pot wall heating element heater 4 is attached at the bottom surface of bottom of the pot wall 1, the electrothermal tube and conduct
The electrothermal tube of bottle body heating element heater 8 is arranged at intervals along short transverse.The electrothermal tube as bottle body heating element heater 8 of annular surround and set
Put on the periphery wall of bottle body 2, the periphery wall of bottle body 2 and (led provided with aluminium sheet as between the electrothermal tube of bottle body heating element heater 8
Hot plate 9).
Wherein, as bottom of the pot wall heating element heater 4 electrothermal tube heating power：1800W, water in kettle：1.7L.
Testing procedure：
1) water of peak level, is put into kettle；
2), temperature sensor is placed in the middle of the height of water level at kettle center；
3), timing measuring is started by "start" button；
4) timing measuring is stopped when, water temperature rises to 80 DEG C in kettle；
5) sound power value≤45dB noise figure, is rejected, A weighteds are carried out to test noise value, take average acoustical power conduct
Decision content.
Obtain the noise data such as lower section table 1 during insulating pot work.
Table 1：Noise data table
Wherein, heating power is the heating power of electrothermal tube (as bottle body heating element heater 8)；Distance ratio is electrothermal tube
The bottom of the bottom and bottle body of the distance between the top of (as bottle body heating element heater 8) and maximum water level and the electrothermal tube it
Between vertical range ratio.Specifically, the bottle body heating element heater 8 being arranged on the periphery wall of bottle body 2 is located at maximum water level
During medium position between the bottom of bottle body 2, the maximum sound power value and average sound power value when insulating pot works are obvious
Reduce, noise reduction is especially pronounced.In addition, the heating power for being arranged at the bottle body heating element heater 8 of the same position of bottle body 2 is bigger,
More be advantageous to noise reduction.
Comparative example 1：Do not have bottle body heating element heater 8 in insulating pot, reference picture 7, i.e., be not provided with the periphery wall of bottle body 2
Bottle body heating element heater 8, in addition, other experiment parameters are consistent with embodiment 1.
Test result：Maximum sound power value when obtaining insulating pot work is 68.3dB, and average sound power value is 64.6dB.
Comparative example 1 and comparative example 1 are understood, compared to the insulating pot that heating element heater is not provided with bottle body 2, in bottle body 2
Periphery wall on set its maximum sound power value of the insulating pot of bottle body heating element heater 8 to be substantially respectively less than 68.3dB, average acoustical power
Value is respectively less than 64.6dB, and noise reduction is obvious.Therefore, bottle body heating element heater 8 is set in insulating pot (i.e. in the periphery of bottle body 2
Bottle body heating element heater 8 is set on wall), maximum acoustical power and average sound power value can be made all to reduce, so as to be finally reached optimization drop
The effect made an uproar.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, it can be combined by any suitable means, in order to avoid unnecessary repetition, the utility model is to each
The possible combination of kind no longer separately illustrates.
In addition, it can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (18)
1. a kind of insulating pot, it is characterised in that including bottle body (2), bottom of the pot wall (1) and bottom of the pot wall heating element heater (4), the bottom of the pot
Wall heating element heater (4) is provided with maximum water level by liquid in bottom of the pot wall (1) heating kettle, the inwall of the bottle body (2),
The vertical range of the maximum water level and the top surface of the bottom of the pot wall (1) is not less than 45mm, and the insulating pot also includes being arranged on
Bottle body heating element heater (8) on the periphery wall of the bottle body (2), the bottle body heating element heater (8) and the bottom of the pot wall heating unit
Part (4) is arranged at intervals along short transverse, and the bottle body heating element heater (8) can lead to when the bottom of the pot wall heating element heater (4) works
Cross the bottle body (2) auxiliary and heat liquid in the kettle.
2. insulating pot according to claim 1, it is characterised in that the heating power of the bottle body heating element heater (8) is not small
In 50W and it is not more than 500W.
3. insulating pot according to claim 2, it is characterised in that the heating power of the bottle body heating element heater (8) is not small
In 100W and it is not more than 300W.
4. insulating pot according to claim 1, it is characterised in that the heating power of the bottom of the pot wall heating element heater (4) is not
Less than 500W and it is not more than 3000W.
5. insulating pot according to claim 4, it is characterised in that the heating power of the bottom of the pot wall heating element heater (4) is not
Less than 800W and it is not more than 2000W.
6. insulating pot according to claim 1, it is characterised in that the bottle body heating element heater (8) is annular electric heating tube.
7. insulating pot according to claim 6, it is characterised in that the periphery wall and the electrothermal tube of the bottle body (2) it
Between be additionally provided with heat-conducting plate (9).
8. insulating pot according to claim 1, it is characterised in that the bottle body heating element heater (8) is Electric radiant Heating Film.
9. insulating pot according to claim 8, it is characterised in that the Electric radiant Heating Film is outer covered with insulating barrier (10).
10. insulating pot according to claim 1, wherein, the bottle body heating element heater (8) is to be arranged on the bottle body (2)
Periphery wall on PTC heating plates.
11. insulating pot according to claim 10, wherein, the PTC heating plates are wrapped with insulating barrier.
12. the insulating pot according to any one in claim 1~11, it is characterised in that on the inwall of the bottle body (2)
Be additionally provided with lowest water level line, the bottle body heating element heater (8) set height between the lowest water level line a half height with
Between the maximum water level.
13. insulating pot according to claim 12, it is characterised in that the setting of the bottle body heating element heater (8) is highly situated between
Between the middle position waterline of liquid in the maximum water level and the kettle.
14. insulating pot according to claim 12, it is characterised in that the setting height position of the bottle body heating element heater (8)
When between the maximum water level and the lowest water level line, top and the highest water of the bottle body heating element heater (8)
Between the bottom and the bottom of the bottle body (2) of vertical range and the bottle body heating element heater (8) between bit line it is vertical away from
From ratio be not less than 2/7 and little 8/7.
15. insulating pot according to claim 14, it is characterised in that the top of the bottle body heating element heater (8) with it is described
Between the bottom of vertical range and the bottle body heating element heater (8) and the bottom of the bottle body (2) between maximum water level
The ratio of vertical range is not less than 4/5 and no more than 1.
16. insulating pot according to claim 12, it is characterised in that the setting of the bottle body heating element heater (8) is highly situated between
When between a half height of the lowest water level line and the lowest water level line, the top of the bottle body heating element heater (8) with
Vertical range between the lowest water level line is not more than 10mm.
17. insulating pot according to claim 12, it is characterised in that the insulating pot is additionally provided with controller and level sensor
Device, the setting that the controller is configured to be less than in the sensing water level of the level sensor bottle body heating element heater (8) are high
The bottle body heating element heater (8) is closed in control when spending.
18. insulating pot according to claim 17, it is characterised in that the bottle body (2) is additionally provided between the highest water
Waterline is determined in pass between bit line and the lowest water level line, the pass determine waterline be higher than the lowest water level line it is vertical away from
From not less than 5mm and 15mm is not more than, the controller is additionally configured to the sensing water level in the level sensor less than described
The bottle body heating element heater (8) is closed in control when waterline is determined in pass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720287322.8U CN207168373U (en) | 2017-03-21 | 2017-03-21 | Insulating pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720287322.8U CN207168373U (en) | 2017-03-21 | 2017-03-21 | Insulating pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207168373U true CN207168373U (en) | 2018-04-03 |
Family
ID=61732784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720287322.8U Active CN207168373U (en) | 2017-03-21 | 2017-03-21 | Insulating pot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207168373U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108771485A (en) * | 2018-06-19 | 2018-11-09 | 宁波万泓科技有限公司 | A kind of intelligent heating kitchen tools and control method |
| CN110338651A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
| CN110338652A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
-
2017
- 2017-03-21 CN CN201720287322.8U patent/CN207168373U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338651A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
| CN110338652A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
| CN108771485A (en) * | 2018-06-19 | 2018-11-09 | 宁波万泓科技有限公司 | A kind of intelligent heating kitchen tools and control method |
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