CN207306548U - Insulating pot - Google Patents

Abstract

The utility model discloses a kind of insulating pot, including bottle body (2), bottom of the pot wall (1) and it is installed on electrothermal tube (4) of the heating power of bottom of the pot wall bottom not less than 500W and no more than 3000W, wherein, it is additionally provided with heat-conducting plate (8) between bottom of the pot wall and electrothermal tube, heat-conducting plate upwardly extends and covers the periphery wall of bottle body at least in part to heat the bottle body.In the insulating pot of the utility model, by setting heat-conducting plate between bottom of the pot wall and electrothermal tube, and the heat-conducting plate is upwardly extended and is covered at least in part on the periphery wall of bottle body, the heat of electrothermal tube is conducted to the periphery wall of bottle body using heat-conducting plate, so that bottle body directly heats the liquid water in insulating pot, so that the liquid water in pot is heated evenly, the small bubble of the bottom of the pot wall phenomenon of brokenly bubble because of loss of heat during rising is effectively prevented from coming off, reaches the effect of noise reduction.

Description

Insulating pot

Technical field

The utility model belongs to household appliance technical field, and in particular, 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 water in insulating pot.

Wherein, the heat 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 liquid water of bottom, which is heated on bottom of the pot wall, generates small and intensive steam bubble, departs from the small bubble of bottom of the pot wall during rising The heat of itself is conducted to the liquid water on periphery, so as to heat the liquid water of insulating pot internal upper part.

In this way, when insulating pot works, the upper and lower temperature difference of liquid water is big in insulating pot, causes a departure from the small of horizontal bottom of the pot wall Steam bubble during rising easily loss of heat and make the gas liquefaction in steam bubble, and then brokenly bubble in water, produces loud noise.

Utility model content

A kind of insulating pot is provided, can be made in pot for above-mentioned deficiency of the prior art or defect, the utility model Liquid water is heated evenly, avoids small bubble during rising because of loss of heat and the phenomenon of brokenly bubble, reaches 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 is installed on described Electrothermal tube of the heating power of bottom of the pot wall bottom not less than 500W and no more than 3000W, wherein, the bottom of the pot wall and the electric heating It is additionally provided with heat-conducting plate between pipe, the heat-conducting plate upwardly extends and covers the periphery wall of the bottle body at least in part to heat this Bottle body.

Preferably, the thermal conductivity factor of the heat-conducting plate is not less than 100W/m.k.

Preferably, the heat-conducting plate is aluminium sheet or copper coin.

Preferably, the thickness of the heat-conducting plate not less than 0.3mm and be not more than 1mm, is preferably not less than 0.3mm and little In 0.5mm.

Preferably, the top of the heat-conducting plate is not less than the lowest water level line of the insulating pot, it is preferred that the heat-conducting plate Top be not less than the insulating pot maximum water level.

Preferably, the heat-conducting plate includes bottom wall heat-conducting part and bottle body heat-conducting part, and the bottom wall heat-conducting part is attached at described The bottom surface of bottom of the pot wall, the periphery wall of the cylindrical cladding bottle body of bottle body heat-conducting part.

Preferably, the bottom of the pot wall is disc plate, and the bottom wall heat-conducting part is in the form of annular discs or circular, and the electrothermal tube is in Cyclic coil is installed on the bottom surface of the bottom wall heat-conducting part.

Preferably, the bottom of the pot wall is in frustum tubular, including center circle pan portion and outer portion, the outer portion are formed as Sloped wall, the bottom wall heat-conducting part at least cover the portion bottom surface of the outer portion, and annularly coiling is installed on the electrothermal tube The bottom surface of the bottom wall heat-conducting part.

Preferably, the insulating pot further includes insulating layer, the bottle body, the bottle body heat-conducting part of the heat-conducting plate and the guarantor Warm layer stacks gradually, it is preferred that the thermal conductivity factor of the insulating layer is not more than 2W/m.k.

Preferably, the insulating layer is ceramic layer, silicate fiber layer, porous coating or aluminum silicate layer.

Preferably, the thickness of the insulating layer not less than 0.5mm and is not more than 5mm, is preferably not less than 1mm and is not more than 3mm。

Preferably, it is welded to connect between the periphery of the bottom of the pot wall and the bottom periphery of the bottle body or crimping connects.

Through the above technical solutions, in the insulating pot of the utility model, by being set between bottom of the pot wall and electrothermal tube Heat-conducting plate, and the heat-conducting plate is upwardly extended and is covered at least in part on the periphery wall of bottle body, using heat-conducting plate by electrothermal tube Heat conduct to the periphery wall of bottle body so that bottle body directly heats the liquid water in insulating pot, and then make in pot Liquid water be heated evenly, reduce the upper and lower temperature difference of liquid water in pot, the small bubble for effectively preventing from coming off bottom of the pot wall rising During because of loss of heat the phenomenon of brokenly bubble, 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

The attached drawing for forming the part of the utility model is used to provide a further understanding of the present invention, this practicality is new The schematic description and description of type is used to explain the utility model, does not form the improper restriction to the utility model. In attached drawing：

Fig. 1 is the front view of the insulating pot of the utility model；

Fig. 2 is the entirety sectional view according to the insulating pot of first preferred embodiment of the utility model；

Fig. 3 is the entirety sectional view according to the insulating pot of second preferred embodiment of the utility model；

Fig. 4 is the part A enlarged drawing in Fig. 2；

Fig. 5 is the part B enlarged drawing in Fig. 3；

Fig. 6 is the entirety sectional view of insulating pot of the prior art；

Fig. 7 is the C portion enlarged drawing in Fig. 6；

Fig. 8 is steam bubble rises schematic diagram and the improved electricity of comparable the utility model in insulating pot in the prior art Steam bubble rises schematic diagram in kettle.

Description of reference numerals：

1 bottom of the pot wall, 7 steam pipe

2 bottle body, 8 heat-conducting plate

3 pot lid, 81 bottom wall heat-conducting part

4 electrothermal tube, 82 bottle body heat-conducting part

5 shell, 9 insulating layer

6 handle, 10 liquid level

Embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein Described embodiment is only used for describing and explaining the present invention, and is not intended to limit the present invention.

It should be noted that in the case where there is no conflict, 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 conversely explanation, the noun of locality such as " upper and lower, top, bottom " used is usually It is each component mutual alignment either on vertical, vertical or gravity direction for direction shown in the drawings Relationship description word.

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

As shown in Figure 1 to Figure 3, the utility model provides a kind of insulating pot, including forms the bottom of the pot wall 1 of kettle body, bottle body 2 With pot lid 3, the bottom of bottom of the pot wall 1 is provided with the electrothermal tube 4 for being heated to liquid water in pot, and the outer gusset of kettle body sets shell 5, outside Handle 6 is connected with shell 5.Steam pipe 7 is equipped with kettle body, in handle 6 or between kettle body and shell 5, the bottom of kettle body is equipped with Temperature controller, steam pipe 7 guide the steam in kettle body to temperature controller, lead to when temperature controller detects that vapor (steam) temperature reaches preset value Bi-metal plate deformed is crossed to disconnect the power supply of heater element 4.Or temperature sensor is equipped with kettle body, when temperature sensor is examined When measuring the temperature in pot and reaching preset value, pass through the power supply that micro-chip processor disconnects heater element 4.

To make the liquid water in pot be heated evenly, avoid small bubble during rising because of loss of heat and brokenly bubble shows As reaching the effect of noise reduction, as shown in Figures 2 to 5, the insulating pot of the utility model includes for by the heat of electrothermal tube 4 Conduct to the heat-conducting plate 8 of bottle body 2, which is arranged between bottom of the pot wall 1 and electrothermal tube 4, and it is upwardly extended and at least portion Divide the periphery wall of ground covering bottle body 2, the position relationship of certain heat-conducting plate 8 and bottom of the pot wall 1 and electrothermal tube 4 is also not necessarily limited to this, can root Specifically set according to actual conditions.Electrothermal tube 4 is installed on the bottom surface of heat-conducting plate 8, its heat is conducted to bottom of the pot wall 1 through heat-conducting plate 8 With liquid water in heating kettle.In the utility model, heat-conducting plate 8 is directly contacted with electrothermal tube 4, and heat-conducting plate 8 partly covers It is heat affected zone on the periphery wall of bottle body 2, being arranged such increase bottle body 2, bottle body 2 is directly carried out to the liquid water in pot Heating, is conducive in insulating pot liquid water in short transverse by thermal balance, so as to reduce the upper and lower temperature difference of liquid water in pot, avoids Depart from the small bubble of bottom of the pot wall 1 and because of loss of heat and the problem of brokenly bubble, reach the effect of noise reduction during rising.In addition, in pot Heat-conducting plate 8 is set between bottom wall 1 and electrothermal tube 4, the thickness of thermal contact area has been thickened, slow down along 1 thickness direction of bottom of the pot wall Heat conduction, and to have increased bottle body 2 newly be heating region again at this time, so that the liquid water in pot is heated evenly, is more effectively kept away Exempt from small bubble phenomenon of brokenly bubble because of loss of heat during rising, reach significant noise reduction.

Referring to Fig. 6 and Fig. 7, electrothermal tube 4 passes through to be illegally occupied with monocyclic shape in the electrothermal tube of the bottom surface of bottom of the pot wall 1, electrothermal tube Bottom of the pot wall 1 heats the liquid water of bottom in pot, small and intensive in the steam bubble that 1 top surface of bottom of the pot wall is formed, and is easier to from pot Bottom wall 1 departs from, and small bubble heat during rising is absorbed by the liquid water on periphery, is made the gas liquefaction in steam bubble and is become It is small, and then rupture in water, loud noise is produced, i.e., the steam bubble shown in the left part of Fig. 8 rises schematic diagram.And in the utility model In, referring to Fig. 2 and Fig. 4, heat-conducting plate 8 is set between bottom of the pot wall 1 and electrothermal tube, and heat-conducting plate 8 upwardly extends and at least part Ground is covered on the periphery wall of bottle body 2, so as to conducting the heat of electrothermal tube to bottle body 2, in other words, is in script bottom of the pot wall 1 On the basis of heat affected zone, increase bottle body 2 is new heat affected zone, makes bottom of the pot wall 1 and bottle body 2 at the same time to the liquid in insulating pot Water is heated, and is added heat-conducting plate 8 between electrothermal tube and bottom of the pot wall 1 in addition, has been thickened the thickness of thermal contact area, can slow down Along the heat conduction of 1 thickness direction of bottom of the pot wall, and it is heating region to have increased bottle body 2 newly again at this time, so that the liquid water in pot is heated Evenly, the small bubble of disengaging bottom of the pot wall 1 is made to be not easy loss of heat liquefaction during upper body and rupture in water, and small bubble liter The level of noise produced to liquid level is significantly less than the level of noise for rupturing generation in water, can reach significant noise reduction, i.e. Fig. 8's Steam bubble shown in right part rises schematic diagram.

Preferably, the horizontal thermal conductivity factor of heat-conducting plate 8 should be not less than 100W/m.k.Further, heat-conducting plate 8 is along thickness side To thermal conductivity factor should be not less than 100W/m.k.8 heat conduction of heat-conducting plate of high thermal conductivity coefficient is fast, easy to which the heat of electrothermal tube is quick Ground also has substantially no effect on heat transfer of the electrothermal tube to bottom of the pot wall 1 while conduction to bottle body 2.Specifically, heat-conducting plate 8 may be selected such as The high thermal conductivity coefficient material of the types such as aluminium sheet, copper coin.Certainly, heat-conducting plate 8 can also be to be consolidated electrothermal tube and bottom of the pot wall 1 The substrate of connection, wherein, the periphery of substrate upwardly extends and covers the periphery wall of bottle body 2 at least in part.People in the art Member is well known that, usually has dry combustion method piece on substrate, may also function as the purpose for preventing dry combustion method.

Specifically, the thickness of heat-conducting plate 8 should be not less than 0.3mm and be not more than 1mm, it is possible to understand that, the thickness of plate is got over Thin manufacturing process requirement is higher, causes the cost of heat-conducting plate 8 to be consequently increased, the material needed for production in addition, plate is more improved people's living condition More, the production cost of heat-conducting plate 8 also can be higher.Further, to reduce cost, the thickness of heat-conducting plate 8 is preferably not small In 0.3mm and it is not more than 0.5mm, but not limited to this.At the same time, it should be ensured that the gross thickness of bottom of the pot wall 2 is not less than 1mm and is not more than 5mm, is maintained in rational thickness range.

Specifically, the top of heat-conducting plate 8 should be not less than the lowest water level line of insulating pot.Further, to make the liquid in pot State water is heated evenly, and with reference to Fig. 2 and Fig. 3, the top of heat-conducting plate 8 should be not less than the maximum water level of insulating pot, in this way, in electricity When kettle works, bottle body 2 synchronizes heating to bottom to the top of liquid water in insulating pot, so as to reduce liquid water in pot Upper and lower temperature difference, makes the small bubble of disengaging bottom of the pot wall 1 be not easy to rupture due to loss of heat, effectively reduces noise during insulating pot work Value.

Wherein, heat-conducting plate 8 can be various appropriate forms, as long as the part of the heat-conducting plate is arranged at bottom of the pot wall 1 and electricity Between heat pipe 4, partly it is covered on the periphery wall of bottle body 2.Specifically, led with reference to Fig. 2 to Fig. 5, conductive plate 8 including bottom wall Hot portion 81 and bottle body heat-conducting part 82, wherein, bottom wall heat-conducting part 81 is attached at the bottom surface of bottom of the pot wall 1, and bottle body heat-conducting part 82 coats pot The periphery wall of body 2.

Hereinafter the utility model is specifically described with two kinds of preferred embodiments.

In the first preferred embodiment shown in Fig. 2 and Fig. 4, the disc plate of the generally horizontal wall surface of bottom of the pot wall 1, attaches Bottom wall heat-conducting part 81 in 1 bottom surface of bottom of the pot wall is in the form of annular discs, and electrothermal tube annularly coils the bottom surface for being installed on bottom wall heat-conducting part 81, It is coated on from the bottle body heat-conducting part 82 that the periphery of bottom wall heat-conducting part 81 upwardly extends is cylindrical on the outer peripheral edge of bottle body 2.Certainly, Bottom wall heat-conducting part 81 can also be in annular shape, and annularly coiling is installed on circular bottom wall heat-conducting part 81 to electrothermal tube, can also Realization is conducted the heat of electrothermal tube to the purpose of bottle body heat-conducting part 82 by bottom wall heat-conducting part 81.In addition, led to reduce bottle body The thermal loss in hot portion 82, while avoid conducting the heat of bottle body heat-conducting part 82 to the shell 5 of insulating pot, in bottle body heat-conducting part The insulating layer for insulation is also set up on 82 periphery wall, i.e. bottle body 2, bottle body heat-conducting part 82 and insulating layer 9 stacks gradually.

In the second preferred embodiment shown in Fig. 3 and Fig. 5, bottom of the pot wall 1 is in frustum tubular, including center circle pan portion And outer portion, the outer portion are the radially outer sloped wall for presenting ramp shaped, bottom wall heat-conducting part 81 at least covers the portion of outer portion Divide bottom surface, i.e. bottom wall heat-conducting part 81 can only cover the portion bottom surface of outer portion, can also cover the whole bottom surface of outer portion, also Whole bottom surface and the portion bottom surface of round plate of outer portion, or even the bottom surface of the whole bottom of the pot wall 1 of covering can be covered.Electrothermal tube Coiling annular in shape is installed on the bottom surface of bottom wall heat-conducting part 81, i.e. electrothermal tube can be attached to the bottom wall heat-conducting part opposite with outer portion 81 bottom surface.For the bigger insulating pot of kettle body taper, due to bottom of the pot wall 1 relative to the area of pot mouth than bigger, Electrothermal tube can be attached to the bottom surface of the bottom wall heat-conducting part 81 opposite with center circle pan portion.It is upward from the periphery of bottom wall heat-conducting part 81 The bottle body heat-conducting part 82 of extension is cylindrical to be coated on the outer peripheral edge of bottle body 2.Specifically, as long as outer portion sloped wall is Can, this sloped wall can be radially outer upper slope surface or Caused by Sloping Surfaces, wherein, slope surface can be radiused ramp or tapered plane again Deng.In addition, to reduce the thermal loss of bottle body heat-conducting part 82, while avoid conducting the heat of bottle body heat-conducting part 82 to insulating pot Shell 5, the insulating layer 9 for insulation, i.e. bottle body 2, bottle body heat conduction are also set up on the periphery wall of bottle body heat-conducting part 82 Portion 82 and insulating layer 9 stack gradually.

The insulating pot of two kinds of embodiments of the above is during the liquid water in pot is heated by electrothermal tube, electricity Heat pipe heat is conducted to bottom of the pot wall 1 along 8 thickness direction of heat-conducting plate, while the partial heat of electrothermal tube is along 8 cross conduction of heat-conducting plate To bottle body 2, the liquid water in insulating pot is heated at the same time by bottom of the pot wall 1 and bottle body 2, so that the liquid in insulating pot Water is heated evenly, reduces the upper and lower temperature difference of liquid water in pot, effectively avoid small bubble during rising because of loss of heat and The phenomenon of brokenly bubble, reaches significant noise reduction.

Wherein, the insulating layer 9 being laminated on the periphery wall of bottle body heat-conducting part 82 can be that thermal conductivity factor is not more than 2W/m.k Any one material, be preferably ceramic layer, silicate fiber layer, porous coating or aluminum silicate layer.The thickness of the insulating layer 9 is not Less than 0.5mm and it is not more than 5mm, further, it is preferable to not less than 1mm and to be not more than 3mm.Obviously, the thickness of insulating layer 9 has Beneficial to heat transfer of the bottle body heat-conducting part 82 to 9 through-thickness of insulating layer is slowed down, the heat insulating effect of insulating layer 9 is improved, so that Bottle body 2 is improved to the efficiency of heating surface of liquid water in pot, so make liquid water in pot it is heated evenly.

Specifically, the electrothermal tube that the lower section of bottom of the pot wall 1 is used for liquid water in heating kettle is arranged at, can also be other fevers Element, such as can be the Electric radiant Heating Film (i.e. infrared heating film) for being attached to bottom of the pot wall 1, can also be to be arranged under bottom of the pot wall 1 The coil panel of side.But electrothermal tube is usually annular in shape, conducted heat in a manner of thermal contact conductance, and thermocontact area is small, therefore it is relative to electricity For the infrared heating of hotting mask and the electromagnetic heating of coil panel, electrothermal tube is due to the characteristic of self structure and the edge of heat transfer type Therefore the heat transfer for being easier to occur to bottom of the pot wall 1 in heating process is uneven so that bottom of the pot wall 1 produces small and intensive steam bubble, So that insulating pot easily produces very big noise, the insulating pot of corresponding electricity consumption heat pipes heat uses the technology of the utility model After scheme, lower noise can be made preferably to be improved.Specifically, heating power of the time with electrothermal tube of heating up water of insulating pot Increase and reduce, but the level of noise that when insulating pot is heated up water sends increases with the increase of the heating power of electrothermal tube, is flat Weigh electrothermal tube heating power to insulating pot heat up water the time and the influence of level of noise that while heating up water sends, the heating work(of electrothermal tube Rate is 500w to 3000w, is preferably not less than 800W and is not more than 2000W.

Specifically, bottom of the pot wall 1 is tightly connected with bottle body 2, to ensure that the liquid water in insulating pot is non-leakage.The pot of insulating pot Can be tightly connected by flanging compression joint technique between the periphery of bottom wall 1 and the bottom periphery of bottle body 2, i.e. week of bottom of the pot wall 1 The bottom periphery of edge and bottle body 2 compresses and crimping folding is around in labyrinth-like, good seal performance, and connect it is firm.Alternatively, the two can be with It is welded directly together by base weld seam, or even can be also connected together by the top layer weld seam weldering of bottom of the pot wall 1.

Embodiment 1：Using 8 structure of heat-conducting plate shown in Fig. 2 and Fig. 4, i.e. the bottom wall heat-conducting part 81 of heat-conducting plate 8 is in disk Shape, the bottle body heat-conducting part 82 of heat-conducting plate 8 are to upwardly extend cylindrical, heat-conducting plate 8 therein from the periphery of bottom wall heat-conducting part 81 For the aluminium sheet of 0.5mm, the top periphery of heat-conducting plate is higher than the maximum water level of insulating pot.

Wherein, heating power：1800W, water in pot：1.7L.

Testing procedure：

1) maximum scale water, is put into pot；

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 pot；

5) noise figure of sound power value≤45dB, is rejected, A weighteds are carried out to test noise value, take average acoustical power conduct Decision content.

Maximum sound power value when obtaining insulating pot work is 59.1dB, and average sound power value is 56.3dB.

Comparative example 1：Insulating pot does not have heat-conducting plate 8, with reference to Fig. 6 and Fig. 7, is not provided with leading between bottom of the pot wall 1 and electrothermal tube Hot plate 8, and also not covered with heat-conducting plate 8 on the periphery wall of bottle body 2.

Maximum sound power value when obtaining insulating pot work is 68.7dB, and average sound power value is 65.4dB.

Comparative example 2：Insulating pot is equipped with heat-conducting plate 8, but heat-conducting plate 8 only includes the bottom between bottom of the pot wall 1 and electrothermal tube Wall heat-conducting part 81, but also not covered with bottle body heat-conducting part 82 on the periphery wall of bottle body 2.

Maximum sound power value when obtaining insulating pot work is 63.2dB, and average sound power value is 60.6dB.

Comparative example 3：Insulating pot is equipped with heat-conducting plate 8, but heat-conducting plate 8 does not include the bottom between bottom of the pot wall 1 and electrothermal tube Wall heat-conducting part 81, only includes the bottle body heat-conducting part 82 positioned at 2 periphery wall of bottle body.

Maximum sound power value when obtaining insulating pot work is 62.3dB, and average sound power value is 59.4dB.

Integrated embodiment 1, comparative example 1, comparative example 2 and comparative example 3 are understood, in the case where each parameter of insulating pot is identical, Its maximum sound power value of insulating pot equipped with heat-conducting plate 8 and average sound power value are all than being not provided with the low of heat-conducting plate 8, therefore, Set heat-conducting plate 8 that (bottom wall heat-conducting part 81, and the bottom wall heat-conducting part are set i.e. between bottom of the pot wall 1 and electrothermal tube in insulating pot The bottle body heat-conducting part 82 that 81 periphery upwardly extends is coated on the outer peripheral edge of bottle body 2), maximum acoustical power and average sound work(can be made Rate value all reduces, so as to be finally reached optimization noise reduction.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on, for example, the bottle body of heat-conducting plate 8 is led Hot portion 82 is adapted with the shape of bottle body 2, and bottle body heat-conducting part 82 is also cylindric when bottle body 2 is cylindric, it is apparent that working as bottle body 2 For other shapes when bottle body heat-conducting part 82 shape also correspondingly change, such change should be included in the utility model Within protection domain.

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 utility model, as long as it is not disobeyed The thought of the utility model is carried on the back, it should equally be considered as content disclosed in the utility model.

Claims (16)

1. a kind of insulating pot, including bottle body (2), bottom of the pot wall (1) and be installed on bottom of the pot wall (1) bottom heating power it is not small In 500W and no more than 3000W electrothermal tube (4), it is characterised in that between the bottom of the pot wall (1) and the electrothermal tube (4) and also Equipped with heat-conducting plate (8), the heat-conducting plate (8) upwardly extends and covers the periphery wall of the bottle body (2) at least in part to heat The bottle body (2).

2. insulating pot according to claim 1, it is characterised in that the thermal conductivity factor of the heat-conducting plate (8) is not less than 100W/ m.k。

3. insulating pot according to claim 1, it is characterised in that the heat-conducting plate (8) is aluminium sheet or copper coin.

4. insulating pot according to claim 1, it is characterised in that the thickness of the heat-conducting plate (8) is not less than 0.3mm and not More than 1mm.

5. insulating pot according to claim 4, it is characterised in that the thickness of the heat-conducting plate (8) is not less than 0.3mm and not More than 0.5mm.

6. insulating pot according to claim 1, it is characterised in that the top of the heat-conducting plate (8) is not less than the electric water The lowest water level line of pot.

7. insulating pot according to claim 6, it is characterised in that the top of the heat-conducting plate (8) is not less than the electric water The maximum water level of pot.

8. the insulating pot according to any one in claim 1~7, it is characterised in that the heat-conducting plate (8) includes bottom wall Heat-conducting part (81) and bottle body heat-conducting part (82), the bottom wall heat-conducting part (81) are attached at the bottom surface of the bottom of the pot wall (1), the pot The periphery wall of the cylindrical cladding bottle body (2) of body heat-conducting part (82).

9. insulating pot according to claim 8, it is characterised in that the bottom of the pot wall (1) is disc plate, the bottom wall heat conduction Portion (81) is in the form of annular discs or circular, and the electrothermal tube (4) annularly coils the bottom surface for being installed on the bottom wall heat-conducting part (81).

10. insulating pot according to claim 8, it is characterised in that the bottom of the pot wall (1) is in frustum tubular, including in Heart round plate and outer portion, the outer portion are formed as sloped wall, and the bottom wall heat-conducting part (81) at least covers the outer portion Portion bottom surface, annularly coiling is installed on the bottom surface of the bottom wall heat-conducting part (81) to the electrothermal tube (4).

11. insulating pot according to claim 8, it is characterised in that the insulating pot further includes insulating layer (9), the pot Body (2), the bottle body heat-conducting part (82) of the heat-conducting plate (8) and the insulating layer (9) stack gradually.

12. insulating pot according to claim 11, it is characterised in that the thermal conductivity factor of the insulating layer (9) is not more than 2W/ m.k。

13. insulating pot according to claim 11, it is characterised in that the insulating layer (9) is ceramic layer, silicate fiber Layer, porous coating or aluminum silicate layer.

14. insulating pot according to claim 11, it is characterised in that the thickness of the insulating layer (9) not less than 0.5mm and No more than 5mm.

15. insulating pot according to claim 14, it is characterised in that the thickness of the insulating layer (9) is not less than 1mm and not More than 3mm.

16. insulating pot according to claim 1, it is characterised in that the periphery of the bottom of the pot wall (1) and the bottle body (2) Bottom periphery between be welded to connect or crimping connection.