CN201637067U - Liquid heating device for household electric appliance and household electric appliance - Google Patents
Liquid heating device for household electric appliance and household electric appliance Download PDFInfo
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- CN201637067U CN201637067U CN 201020109773 CN201020109773U CN201637067U CN 201637067 U CN201637067 U CN 201637067U CN 201020109773 CN201020109773 CN 201020109773 CN 201020109773 U CN201020109773 U CN 201020109773U CN 201637067 U CN201637067 U CN 201637067U
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Abstract
The utility model provides a liquid heating device for a household electric appliance and a household electric appliance. The liquid heating device can rapidly heat cold water to boiling water in seconds and a great amount of steam produced when the cold water is boiled can be exhausted from the liquid heating device in time to ensure that local dry burning which causes a thick film heating element to be burnt out does not occur in the device to ensure the reliability and the service life. The liquid heating device comprises a main body, a heating element and a sealing ring. The heating element covers one side surface of the main body, i.e. the heating element and the main body are laid in parallel. The sealing ring is arranged on the side circumference between the heating element and the main body to seal the main body and the heating element. The main body, the heating element and the sealing ring form a liquid chamber. The liquid heating device is provided with a liquid outlet and a liquid inlet which are respectively communicated with the liquid chamber. A heating resistor is arranged on the side surface of the heating element reverse to the main body. The minimum cross section of the liquid outlet is no less than 16mm<2> and the distance between the liquid outlet and the heating resistor is no less than 5mm.
Description
Technical field
The utility model belongs to household electrical appliance technical field, is specifically related to a kind of household electrical appliance that are used for heating liquid, specifically, relates to a kind of device and household electrical appliance that are applied to the heating liquid of household electrical appliance.
Background technology
Be used for the household electrical appliance of heating liquid, i.e. the household electrical appliance of quick high-temp are as electric kettle, coffee machine etc.
In general, most at present electric kettles, all be disposable all cold water in the container that is filled with water are heated into boiling water and needed heat time heating time cold water could be boiled at least in several minutes, if the boiling water like this in the container can not disposablely use up, water will cool to room temperature and cause the waste of energy.
At above-mentioned defective, in the disclosed electric kettle of european patent application open source literature EP1625772, the surface coverage of main body has auxiliary element, the surperficial silk-screen of auxiliary element has heating resistor, just adopt novel thick film heating technique, form a spiral water channel between main body and the auxiliary element, cold water flows out the back through water channel and immediately cold water is heated to for 3 seconds about 90 ℃ in the energising back and is flowed into by liquid outlet glass, but this device can't be heated into cold water 100 ℃ boiling water, reason is when cold water is heated to more than 95 ℃, can produce a large amount of steam, because this device adopts a long and narrow spirality channel, steam inside can't in time be discharged, make the place of remaining a large amount of steam in the heater produce local dry burning, thereby make the NTC resistance thermometer can't detect the place of local dry burning, blow when causing silk-screen resistance generation dry combustion method.
Summary of the invention
The purpose of this utility model is to provide a kind of device and household electrical appliance that are applied to the heating liquid of household electrical appliance, can in the time of several seconds, rapidly cold water be heated into boiling water, and guarantee that cold water boils a large amount of steam that produced and can discharge in time in the device of heating liquid, make can not produce local dry burning and burn out thick-film heating element in this device, guaranteed the reliability and the service life of this device.
The utility model is achieved through the following technical solutions:
A kind of device that is applied to the heating liquid of household electrical appliance includes: a main body, a heating element heater and a sealing ring; Heating element heater is covered on the surface of described main body, and described heating element heater includes the heating resistor of silk-screen; Described main body and described heating element heater seal by sealing ring, form a liquid reservoir; The device of described heating liquid is provided with liquid outlet and inlet, is communicated with described liquid reservoir respectively; The minimum sectional area of described liquid outlet is not less than 16mm
2, and the minimum range of described liquid outlet and heating resistor is not less than 5mm.
Described liquid outlet is positioned at the top of main body, and the minimum sectional area of described liquid outlet is 25 ~ 150mm
2And the minimum range of described liquid outlet and heating resistor is 10 ~ 80mm.
The volume of the liquid reservoir that forms between described main body, described sealing ring and the described heater element three is preferably 15 ~ 70ml less than 150ml.
Described main body has the groove consistent with current direction of one or more, and the area of heating surface of described groove and heating element heater forms the flowing water passage of one or more jointly; Described flowing water passage has more than two, is preferably 3 ~ 10.
The device liquid outlet of described heating liquid is other to be provided with a vapor chamber, and the sectional area of described vapor chamber is greater than the sectional area sum of flowing water passage.
Household electrical appliance, include water receiver, wherein, also comprise above-mentioned device and the volume control device that is applied to the heating liquid of household electrical appliance, the inlet of the device of described heating liquid is communicated with water receiver, and volume control device is installed in the flow of inlet place control liquid of the device of described heating liquid.
To sum up, the beneficial effects of the utility model are:
A kind of device and household electrical appliance that are applied to the heating liquid of household electrical appliance of the present utility model are owing to include main body, heating element heater and sealing ring; Heating element heater and main body stack side by side, and the side periphery that sealing ring is arranged between heating element heater and the main body seals described main body and heating element heater; Main body, heating element heater and sealing ring are surrounded as a liquid reservoir; The device of described heating liquid is provided with liquid outlet and inlet, is communicated with described liquid-liquid cavity volume respectively; A described heating element heater side surface of main body dorsad is provided with heating resistor; The minimum sectional area of described liquid outlet is not less than 16mm
2, and the minimum range of described liquid outlet and heating resistor is not less than 5mm.Can be in energising back immediately 15～25 ℃ cold water be heated into the hot water more than 95 ℃ even reaches 100 ℃ boiling water within the several seconds, do not need preheating time basically.No heating for multiple times is promptly drunk promptly and is opened, and need not store boiling water, energy savings.And guarantee that cold water boils a large amount of steam that produced and can discharge in time in the device of heating liquid, and make can not produce local dry burning in this device and burn out thick-film heating element, guaranteed the reliability and the service life of this device.And the heat that this device heating is produced is all taken away by cold water more than 90%, thereby can not cause the waste of energy.The liquid heating of this improved Fast Heating structurally than advantages of simple, and has guaranteed this device when boil water, and reliability and service life are all very high.And can reach quick, energy-conservation effect, particularly the boiling water that rapidly cold water is heated into 100 ℃ can be carried out sterilization, sterilization.
In sum, device and the household electrical appliance that are applied to the heating liquid of household electrical appliance of the present utility model, it is simple and reliable for structure, can fast cold water be boiled, energy-conservation, long service life.
Description of drawings
Fig. 1 is the perspective view of visible body one side of the device of the utility model heating liquid of being applied to household electrical appliance;
Fig. 2 is the perspective view of visible heating element heater one side of the device of the utility model heating liquid of being applied to household electrical appliance;
Fig. 3 is the main TV structure schematic diagram of the device of the utility model heating liquid of being applied to household electrical appliance;
Fig. 4 is the B-B cross-sectional view of the device of the utility model heating liquid of being applied to household electrical appliance;
Fig. 5 is the A-A cross-sectional view of the device of the utility model heating liquid of being applied to household electrical appliance.
Among the figure:
1 is the device of heating liquid, and 2 is main body, and 3 is lifting lug, 4 is boss, and 5 is liquid outlet, and 6 is inlet, 7 is heating element heater, and 8 is substrate, and 9 is temperature sensor, 10 is heating resistor, and 11 is grounding insert-pin, and 12 is groove, 13 is sealing ring, and 14 is compressing member, and 15 is the area of heating surface, 16 is vapor chamber, and 17 is liquid reservoir, and 18 is the flowing water passage.
The specific embodiment
The utility model discloses a kind of device that is applied to the heating liquid of household electrical appliance, include: a main body, a heating element heater and a sealing ring; Heating element heater is covered on the surface of described main body, and described heating element heater includes the heating resistor of silk-screen; Described main body and described heating element heater seal by sealing ring, form a liquid reservoir; The device of described heating liquid is provided with liquid outlet and inlet, is communicated with described liquid reservoir respectively; It is characterized in that: the minimum sectional area of described liquid outlet is not less than 16mm
2, and the minimum range of described liquid outlet and heating resistor is not less than 5mm.
Described liquid outlet is positioned at the top of main body, and the minimum sectional area of described liquid outlet is preferably 25～150mm
2And the minimum range of described liquid outlet and heating resistor is preferably 10～80mm.
The volume of the liquid reservoir that forms between described main body, described sealing ring and the described heater element three is preferably 15 ~ 70ml less than 150ml.
Described main body has the groove consistent with current direction of one or more, and the area of heating surface of described groove and heating element heater forms the flowing water passage of one or more jointly; Have the described flowing water passage that two above parallel waies are arranged, its quantity is preferably 3 ~ 10.
The device liquid outlet of described heating liquid is other to be provided with a vapor chamber, and the sectional area of described vapor chamber is greater than the sectional area sum of flowing water passage.
The material of described main body is plastics or metal.
Described main body adopts flat shape or columnar structured.
Described inlet is positioned at the main body below.
Has a grounding insert-pin on the described main body.
Have some lifting lugs on the described main body.
Described heating element heater comprises a metal substrate, and a silk-screen of described substrate has heating resistor; Another side contacts with the cold water that needs heating and forms the area of heating surface.
Described substrate is a minute surface with the area of heating surface that the cold water that needs heating contacts.
The cross sectional shape of described sealing ring is " U " shape.
Be pressed with a compressing member on the described sealing ring, and compress the side periphery of heating element heater and main body by described lifting lug bending.
Described heating element heater top is equipped with a temperature sensor, and is provided with the electronic circuit that is connected with heating resistor, is used to control the temperature of heater.
Household electrical appliance, include water receiver, wherein, also comprise above-mentioned device and the volume control device that is applied to the heating liquid of household electrical appliance, the inlet of the device of described heating liquid is communicated with water receiver, and volume control device is installed in the flow of inlet place control liquid of the device of described heating liquid.
Describe embodiment of the present utility model below by accompanying drawing, need to prove, technical scope of the present utility model is not subjected to the qualification of embodiment.
Embodiment:
Shown in Fig. 1,2,4: as described in the shape of device 1 of heating liquid be square, have a main body 2, the material of this main body 2 is a metal, is preferably stainless steel, the inner surface of main body 2 has 8 grooves 12, has 10 lifting lugs 3 all around; Lower end one side of main body 2 is provided with grounding insert-pin 11, also is provided with an inlet 6, is welded with a water inlet pipe on it; The upper end of main body 2 has boss 4, which is provided with liquid outlet 5, liquid outlet 5 be shaped as ellipse, in other embodiment that does not describe as yet, the shape of liquid outlet 4 can be designed to circle or other shape.
Shown in Fig. 2,4,5: the device 1 of heating liquid also has a heating element heater 7, and the matrix of heating element heater 7 is a substrate 8, and substrate 8 is generally all made the shape of high laterally thermal conductance and low thermal inertia.
The thickness of substrate 8 will be reduced to minimum of a value according to basic material, so that reduce thermal inertia, and increases its conductive performance.The material of substrate 8 preferably adopts stainless steel, thickness 0.8～2mm, and silk-screen has heating resistor 10 on the outer surface.
The step that roughly forms of heating resistor 10: one or more layers insulation material layer of silk-screen, silk-screen one deck conduction cream then, silk-screen one deck forms the conductive layer of contact point, at last one or more layers insulating materials of silk-screen again.Heating resistor 10 has formed like this.
The outer surface of silk-screen heating resistor 10 is preferably minute surface, and the adhesive force of the silk-screen of heating resistor 10 can be very good like this, makes the use of heating element heater 7 more reliable.
The inner surface of substrate 8 is the area of heating surface 15, and this surface 15 is preferably minute surface, and the steam bubble that is produced when the water ebuillition of heated can not adhere on the area of heating surface 15 and make heating element heater produce local dry burning in the steam bubble place like this.
As shown in Figure 2: the top of heating element heater 7 is provided with a temperature sensor 9, for example adopt the NTC thermistor, be close proximity on the heating element heater 7, and join with the circuit board of device 1 of control heating liquid, can make water at circulation period like this, allow the heating element heater 7 of heating remain on predetermined temperature.
When the device 1 of the cold heating liquid of initial start-up, in about 5 to 10 seconds before water goes into circulation, circuit board is controlled 1 pair of water of this device and is carried out rapidly pre-warming.This preheating is very rapidly, and the user does not have a kind of sensation of wait.
The volume control device of household electrical appliance includes water pump, when this device 1 is supplied water by water pump, regulate water pump.If the flow of water pump is low excessively, the temperature of heating element heater 7 will rise to and be higher than its setting value, will make heating element heater 7 outages, and water pump still continue operation.On the other hand, if the flow of water pump is too high, the temperature of heating element heater 7 will descend, and can control water pump immediately, allows it shut down.
Shown in Fig. 1-5: on the inner surface of the main body 2 of the device 1 of heating liquid heating element heater 7 is housed, the sealing ring 13 of one " U " shape is housed around the two, the end face and the side of main body 2 and heating element heater 7 can be sealed reliably.Be provided with a compressing member 14 above the sealing ring 13, sealing ring 13 is tightly pushed down, can not walk, and then the lifting lug on the main body 23 is carried out bending compress sealing ring 13 to guarantee sealing ring 13.
The inner surface of main body 2 and heating element heater 7 is after sealing ring 13 sealings, form a liquid reservoir 17, liquid reservoir 17 comprises vapor chamber 16 and flowing water passage 18, flowing water passage 18 is formed by 8 grooves 12 and the area of heating surface 15, article 8, the flowing water passage adopts parallel way to arrange, the about 3mm of the height of every flowing water passage 18, the about 3～10mm of width can increase the heat transfer area that heats cold water like this.In other embodiment that does not describe as yet, flowing water passage 18 can change in 2～10 scope.
The track of the heating resistor 10 of the silk-screen on the position of flowing water passage 18 and the heating element heater 7 aligns mutually, can guarantee that like this overwhelming majority of the heat that heating resistor 10 is produced is taken away by the water that flow through in the flowing water passage 18.
Because liquid reservoir 17 major parts are made up of the less flowing water passage 18 of volume, so the volume of liquid reservoir 17 can do smallerly, is preferably the capacity of 15～70ml, can guarantee so apace the water of being stored in the liquid reservoir 17 to be heated.
As shown in Figure 3: the height that liquid outlet 5 distances produce the heating resistor 10 silk-screen track topmost of heat energy is H, be preferably 10～80mm, when the device of heating liquid is heated to cold water more than 95 ℃, water just comes to life, the height of boiling reaches as high as 50mm, through repeatedly experiment showed, when height H is the 30mm left and right sides, the silk-screen heating track part of heating resistor 10 does not have the water generates boiling substantially, just can avoid heating region the phenomenon of local dry burning to occur; And when height H during less than 5mm, just have silk-screen heating track part and produce the local dry burning phenomenon.
The water outlet sectional area of the liquid outlet 5 on the main body 2 also is a very important parameter, is not less than 15mm through the sectional area of the liquid outlet 5 that repeatedly experiment showed, this device 1
2The time, can guarantee that then hot water and steam can both be discharged apace by liquid outlet, a large amount of steam is stranded in the liquid reservoir 17 of this device 1, so just can avoid heating element heater 7 to produce local dry burning.The sectional area of liquid outlet 5 can be done greatly as much as possible, but can not infinitely increase, because sectional area is too big, the profile of this device can be too big, and the volume of machine is increased.According to result of experiment repeatedly, the sectional area of liquid outlet 5 is preferably 25～150mm
2, so comparatively desirable.
As shown in Figure 5: the sectional area of described device 1 top vapor chamber 16 is greater than the sectional area of flowing water passage 18, and steam can arrive this zone rapidly, allows steam can not be trapped in the area of heating surface 15, can prevent local dry burning; And vapor chamber 16 is adjacent with liquid outlet 5, and steam can be discharged by liquid outlet 5 rapidly.And vapor chamber 16 pools together the water of several flowing water passages 18 heating, gathers into the more water yield, also can in time the place that local lack of water is arranged in the liquid reservoir 17 be carried out replenishing timely.
In other embodiments, the top of this device 1 can be divided into a liquid outlet and a steam (vapor) outlet; Reach the effect that steam separates; Can be made into cylindrical this device 1 or cylindrical shape, or other shape; Also the main body 2 of this device 1 can be made working of plastics.
Be appreciated that above change is within scope of the present utility model.
In sum, the device of the heating liquid in the utility model can be realized function that cold water is boiled fast, structurally than advantages of simple, and has guaranteed this device when boil water, and reliability and service life are all very high.And can reach quick, energy-conservation effect.
Because the utility model has been taked technique scheme, the device of heating liquid forms a liquid reservoir that volume is very little by main body, heating element heater and sealing ring, make and to store less water in the liquid reservoir, when the power of heating element heater is accomplished higher value, when being 1500～3500W as power, can promptly cold water be heated to 95～100 ℃ within several seconds, reach the effect of Fast Heating.
According to formula: m=Q1/ (c * Δ T), wherein known Q1 is a heat, and c is a specific heat of water, and Δ T is absolute temperature rise
When the power of heating element heater is 3000W, can be within 10 seconds be that 20 ℃ cold water is heated to boiling water with the 70ml temperature.
When the water in the liquid reservoir surpasses 70ml, then Jia Re time oversize, reach the preheating time more than 15 seconds, like this time of user's wait oversize, do not reach the effect of Fast Heating.Therefore be preferably the capacity of 15～70ml.
Because the utility model has been taked technique scheme, heating element heater adopts the heating resistor of silk-screen, this resistive heater is printed on the stainless steel substrate one side of heating element heater, the another side of described substrate can contact with the water in the described liquid reservoir, therefore the heat that heating resistor produced can promptly pass to the water of required heating, the utilization rate of heat is up to 95%, and described like this device just can reach quick, energy-conservation effect.
Because when the device of heating liquid is heated to cold water more than 95 ℃, when being 3000W as the power of heating element heater, according to formula: m=Q1/ (c * Δ T), can calculate the water yield that 20 ℃ cold water can be heated to boiling water each second the most nearly 9.3 restrains, this flow that is equivalent to boiling water is 9.3 milliliters/second, so the maximum water outlet sectional area of liquid outlet reaches 9.3mm
2And cold water can produce a large amount of steam when being heated to more than 95 ℃, according to experiment showed, that repeatedly 1500ml cold water is heated into boiling water needs about 4 minutes, can produce the steam about 40 grams, and this is equivalent to can produce each second the quantity of steam that volume is 200ml.When the sectional area of the liquid outlet of this device less than 15mm
2The time, because the sectional area of liquid outlet is too little, steam in the liquid reservoir of described device can't in time be discharged, the remaining intensive place of steam in the liquid reservoir of this device, water can't pass through, and will cause heating element heater to produce local dry combustion method like this, when the place that dry combustion method takes place is not near temperature sensor, temperature sensor can't be sensed the temperature of dry combustion method part, thereby causes heating element heater to burn out.
Because the utility model has been taked technique scheme, the sectional area of the liquid outlet of this device is not less than 15mm
2The time, can guarantee that then hot water and steam can both be discharged apace by liquid outlet, a large amount of steam is stranded in the liquid reservoir of this device, so just can avoid heating element heater to produce local dry burning.The sectional area of liquid outlet can be done greatly as much as possible, but can not infinitely increase, because sectional area is too big, the profile of this device can be too big, and the volume of machine is increased.According to result of experiment repeatedly, the sectional area of liquid outlet is preferably 25～150mm
2, so comparatively desirable.
Because the utility model has been taked technique scheme, when the device of heating liquid is heated to cold water more than 95 ℃, water just comes to life, the height of boiling reaches as high as 50mm, when topmost the height of the heating resistor of silk-screen was less than 5mm as heating element heater as described in the liquid outlet of this device distance, water was in the process of boiling, and the part of the area of heating surface that has can frequent lack of water, thereby produce local dry combustion method, can cause heating element heater to burn out when serious; Therefore the height of the heating resistor of the described heating element heater of the liquid outlet of this device distance the top silk-screen must be not less than 5mm, be preferably 10～80mm, when water seethes with excitement, because the zone of being seethed with excitement in the liquid reservoir of this device is not used in the heating resistor of heating, so just can avoid heating region to produce dry combustion method.
Because the utility model has been taked technique scheme, the sectional area of described device top is greater than the sectional area of flowing water passage, and described device top then forms a vapor chamber that volume is bigger, and steam can arrive this zone rapidly, allow steam can not be trapped in the area of heating surface, can prevent local dry burning; And vapor chamber is adjacent with liquid outlet, and steam can be discharged by liquid outlet rapidly.
Because the utility model has been taked technique scheme, the surface that described substrate contacts with the cold water that needs heating must be smooth, be preferably minute surface, the steam bubble that is produced when the water ebuillition of heated can not adhere on the area of heating surface and make heating element heater produce local dry burning in the steam bubble place.
Because the utility model has been taked technique scheme, the flowing water passage that the area of heating surface of described groove and heating element heater forms has more than two, be fed to the cold water in the liquid reservoir of device of heating liquid by water pump, flow through the area of heating surface of heating element heater by several flowing water passages, help to increase the space that steam flows like this, can allow steam rise to rapidly in the vapor chamber, discharge by liquid outlet from the flowing water passage.In the disclosed this device of patent documentation EP1625772, adopt a spiral flowing water passage, when water is heated to more than 95 ℃, produces a large amount of steam and can be stranded in the narrow and small flowing water passage of sectional area, cause heating element heater generation local dry burning and burn out.Therefore, the flowing water passage is many, and it is useful that water is heated to more than 95 ℃, is preferably 3～10.
Because the utility model has been taked technique scheme, the temperature that adds hot water in the liquid reservoir of described device is a distribution gradient, the temperature of liquid reservoir below is low, the temperature height of top, therefore cause the thermal deformation of each position of whole heating element heater different, the cross sectional shape of sealing ring of the present utility model is " U " shape, can prevent to limit after each parts assembling of described device distortion flexible of heating element heater like this, make heating element heater produce internal stress, thereby cause silk-screen layer on the heating element heater under the effect of internal stress, to produce to peel off and damage.
Because the utility model taked technique scheme, the track of the silk-screen heating resistor on described flowing water passage and the described heating element heater aligns mutually, thereby has increased the efficient that heats, and has improved the ability that cold water is accepted heat energy greatly.This also is one of primary condition that realizes the cold water Fast Heating.
Because the utility model has been taked technique scheme, temperature sensor is arranged on the heating element heater, and the device of heating liquid is connected with electric/electronic circuit, is used for the temperature of heating element heater is controlled at setting value, can fully guarantee the uniformity of cold water heating-up temperature like this.
Above-mentioned listed specific implementation is nonrestrictive, and to one skilled in the art, in not departing from the utility model scope, various improvement and the variation carried out all belong to protection domain of the present utility model.
Claims (14)
1. a device that is applied to the heating liquid of household electrical appliance includes: a main body, a heating element heater and a sealing ring; Heating element heater is covered on the surface of described main body, and described heating element heater includes the heating resistor of silk-screen; Described main body and described heating element heater seal by sealing ring, form a liquid reservoir; The device of described heating liquid is provided with liquid outlet and inlet, is communicated with described liquid reservoir respectively; It is characterized in that: the minimum sectional area of described liquid outlet is not less than 16mm
2, and the minimum range of described liquid outlet and heating resistor is not less than 5mm.
2. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 1, it is characterized in that: described liquid outlet is positioned at the top of main body, and the minimum sectional area of described liquid outlet is 25 ~ 150mm
2And the minimum range of described liquid outlet and heating resistor is 10 ~ 80mm.
3. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 2 is characterized in that: the volume of the liquid reservoir that forms between described main body, described sealing ring and the described heater element three is less than 150ml.
4. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 3 is characterized in that: the volume of described liquid reservoir is 15 ~ 70ml.
5. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 4, it is characterized in that: described main body has the groove consistent with current direction of one or more, and the area of heating surface of described groove and heating element heater forms the flowing water passage of one or more jointly.
6. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 4 is characterized in that: the device liquid outlet of described heating liquid is other to be provided with a vapor chamber, and the sectional area of described vapor chamber is greater than the sectional area sum of flowing water passage.
7. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 5 is characterized in that: described flowing water number of channels is preferably 3 ~ 10.
8. according to any one described a kind of device that is applied to the heating liquid of household electrical appliance in the claim 1 to 7, it is characterized in that: described main body adopts flat shape or columnar structured.
9. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 7 is characterized in that: the shape of the device of described heating liquid (1) is square, and the material of main body is plastics or metal; The inner surface of main body (2) has 8 grooves (12), has 10 lifting lugs (3) all around; Lower end one side of main body (2) is provided with grounding insert-pin (11), also is provided with an inlet (6), is welded with a water inlet pipe on it; The upper end of main body (2) has boss (4), which is provided with liquid outlet (5), liquid outlet (5) be shaped as ellipse.
10. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 7 is characterized in that: the matrix of described heating element heater is a substrate (8), and thickness is 0.8 ~ 2mm, and silk-screen has heating resistor (10) on the outer surface; The outer surface of heating resistor (10) is a minute surface, and the inner surface of substrate (8) is the area of heating surface (15), and the described area of heating surface (15) is a minute surface.
11. according to any one described a kind of device that is applied to the heating liquid of household electrical appliance in the claim 1 to 7, it is characterized in that: the cross sectional shape of described sealing ring is " U " shape; Be pressed with a compressing member on the described sealing ring, described lifting lug bending compresses the side periphery of heating element heater and main body.
12. according to any one described a kind of device that is applied to the heating liquid of household electrical appliance in the claim 1 to 7, it is characterized in that: described heating element heater top is equipped with a temperature sensor.
13. a kind of device that is applied to the heating liquid of household electrical appliance according to claim 7, it is characterized in that: described liquid reservoir (17) comprises vapor chamber (16) and flowing water passage (18), flowing water passage (18) is formed by 8 grooves (12) and the area of heating surface (15), article 8, the flowing water passage adopts parallel way to arrange, the height of every flowing water passage (18) is 3mm, width range is 3 ~ 10mm, and the track of the heating resistor (10) of the silk-screen on the position of flowing water passage (18) and the heating element heater (7) aligns mutually.
14. household electrical appliance, include water receiver, it is characterized in that: also comprise as any one described device and volume control device that is applied to the heating liquid of household electrical appliance in the claim 1 to 7,9,10,13, the inlet of the device of described heating liquid is communicated with water receiver, and volume control device is installed in the flow of inlet place control liquid of the device of described heating liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020109773 CN201637067U (en) | 2010-02-03 | 2010-02-03 | Liquid heating device for household electric appliance and household electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020109773 CN201637067U (en) | 2010-02-03 | 2010-02-03 | Liquid heating device for household electric appliance and household electric appliance |
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| Publication Number | Publication Date |
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| CN201637067U true CN201637067U (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201020109773 Expired - Fee Related CN201637067U (en) | 2010-02-03 | 2010-02-03 | Liquid heating device for household electric appliance and household electric appliance |
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| CN107620942A (en) * | 2017-09-27 | 2018-01-23 | 东莞佐佑电子科技有限公司 | A kind of high temperature saturated vapor thick film heater |
| WO2019178913A1 (en) * | 2018-03-20 | 2019-09-26 | 广州胜维电器制造有限公司 | Heating unit |
| CN111089282A (en) * | 2019-12-31 | 2020-05-01 | 广东美的厨房电器制造有限公司 | Steam generator of household appliance, control method thereof and steam oven |
| CN114182495A (en) * | 2020-09-15 | 2022-03-15 | 云米互联科技(广东)有限公司 | Heating assembly for steam generator, steam generator and washing machine |
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2010
- 2010-02-03 CN CN 201020109773 patent/CN201637067U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016141562A1 (en) * | 2015-03-11 | 2016-09-15 | Nestec S.A. | Heating module for beverage preparation device |
| US20170050835A1 (en) * | 2015-08-21 | 2017-02-23 | Lg Electronics Inc. | Induction heater and water dispenser |
| CN106468474A (en) * | 2015-08-21 | 2017-03-01 | Lg电子株式会社 | Sensing heating module and water dispenser |
| CN106468474B (en) * | 2015-08-21 | 2019-10-01 | Lg电子株式会社 | Induction heating module and water dispenser |
| US10472223B2 (en) | 2015-08-21 | 2019-11-12 | Lg Electronics Inc. | Induction heater and water dispenser |
| US11014800B2 (en) | 2015-08-21 | 2021-05-25 | Lg Electronics Inc. | Induction heater and water dispenser |
| CN107620942A (en) * | 2017-09-27 | 2018-01-23 | 东莞佐佑电子科技有限公司 | A kind of high temperature saturated vapor thick film heater |
| WO2019178913A1 (en) * | 2018-03-20 | 2019-09-26 | 广州胜维电器制造有限公司 | Heating unit |
| AU2018414777B2 (en) * | 2018-03-20 | 2021-07-29 | Guangzhou Shengwei Electric Manufacturing Company Limited | Heating Generating Assembly and Coffee Machine |
| US11832759B2 (en) | 2018-03-20 | 2023-12-05 | Xiushan Ye | Heat generating assembly |
| CN111089282A (en) * | 2019-12-31 | 2020-05-01 | 广东美的厨房电器制造有限公司 | Steam generator of household appliance, control method thereof and steam oven |
| CN114182495A (en) * | 2020-09-15 | 2022-03-15 | 云米互联科技(广东)有限公司 | Heating assembly for steam generator, steam generator and washing machine |
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