CN101455527B - Water-boiling and coffee-making combined vessel - Google Patents
Water-boiling and coffee-making combined vessel Download PDFInfo
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- CN101455527B CN101455527B CN2007100324814A CN200710032481A CN101455527B CN 101455527 B CN101455527 B CN 101455527B CN 2007100324814 A CN2007100324814 A CN 2007100324814A CN 200710032481 A CN200710032481 A CN 200710032481A CN 101455527 B CN101455527 B CN 101455527B
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- electric heater
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Abstract
The invention belongs to the technical field of electric heating, and solves the problem that the prior electric beverage preparing device wastes energy. A boiler for boiling coffee by water comprises a pot body (3) and a pot cover (4) arranged on the pot body (3), the pot body (3) is provided with a first electric heater (1) and a second electric heater (2), an intra-cavity temperature control switch (5) for inducing temperature of gas in a space to be switched and off is arranged in the space formed by the pot body (3) and the pot cover (4), the second electric heater (2) is connected with a switching connecting end of the intra-cavity temperature control switch (5) in series and then connected with the first electric heater (1) in parallel, a first parallel point (6) and a second parallel point (7) are connected between a first power supply end (8) and a second power supply end (9) in series, a detachable sealing ring (20) is arranged in an upper connecting end port (19) of the pot body (3), the boiler is provided with a funnel (21) capable of being inserted into a hole of the sealing ring (20), and a filter screen (23) is arranged in a leak (22) of the funnel (21).
Description
Technical field
The invention belongs to the electric-heating technology field, is a kind of water-boiling and coffee-making combined vessel.
Background technology
At Chinese patent, the patent No. 99813727.8, name is called electrical beverage making apparatus and discloses a kind of beverage preparation device, this beverage preparation device includes a water boiling vessels, in this water boiling vessels, be provided with a thermally responsive control means, this thermally responsive control means is arranged in the kettle body, is serially connected in the power circuit with electric heater.A funnel is arranged, be provided with separator in funnel, funnel is by in the upper port that is placed on the kettle body, stopper with holes in the middle of being provided with between the upper port of kettle body and the funnel.Because coffee bean powder is hotted plate in water and needed a period of time, therefore need thermally responsive control means to be arranged to dryout structure and control in conjunction with the part of the part of pedestal in the kettle body or heater.Its shortcoming is that the heater power in the kettle body is little, and water is long by the boiled time.If the heater power in the kettle body is big, then water can roll after hotting plate boiling consumingly, wastes energy.
When the object of the invention is to provide a kind of water to be in warm hanging down, adopt double-electric heater to heat, when water seethes with excitement, automatically switching into an electric heater heats, has heat insulation function, can continue to produce steam again, both can be used to boil water, again the water-boiling and coffee-making combined vessel that can be used to make coffee.
For achieving the above object, described water-boiling and coffee-making combined vessel, comprise the kettle body, be located at the pot lid on the kettle body, on described kettle body, be provided with first electric heater and second electric heater, but being provided with in the inductive spacing temperature of gas in the space that described kettle body and pot lid constitute leads to, temperature detect switch (TDS) in the disconnected chamber of switching, it is in parallel after described second electric heater is connected with the switch link of temperature detect switch (TDS) in the chamber with first electric heater, point in parallel and point in parallel are serially connected with between power end and the power end, in the connector of described kettle body upper end, be provided with removably sealing ring, be equipped with a funnel that can insert in the sealing annular distance, in the leak of funnel, be provided with screen pack.
When using under the normal temperature state, temperature detect switch (TDS) is in normally off in the chamber, in case add power supply on power end, first electric heater and the second electric heater electric kettle will generate heat simultaneously, and the water temperature in the kettle body will raise rapidly.Simultaneously, be in the also corresponding rising of air themperature in the space that kettle body and pot lid constitute, the temperature that temperature detect switch (TDS) is sensed air in the chamber will produce action when reaching the vapor (steam) temperature value of its setting, cut off the power supply of second electric heater.Therefore have only first electric heater still to be in the electrical heating state this moment, in the kettle body, the heating power of water reduced under water is in the condition of high temperature automatically.If the power designs of first electric heater becomes just to make the water in the kettle body to burn, then the water in the kettle body is heated to after the boiling by two electric heaters always, automatically switch into first electric heater energising heating, and maintain fluidized state, the steam that the produce this moment just steam more than the heating power generation simultaneously of two electric heaters is little always.In the kettle body, be water-cooled to temperature detect switch (TDS) homing action in the chamber, second electric heater heating power once more then, the water in the kettle body can be heated to boiling once more.So move in circles, can make the water in the kettle body be maintained at a higher temperature or fluidized state always.Therefore when to boil water, the present invention is than prior art, the power of an original electric heater can be broken on two electric heaters, have and heating under the constant situation of general power, the heating of realization double-electric heater, single electric heater insulation, the speed of heating up water does not slow down, and saves the advantage of the energy during insulation.Owing to cut off second electric heater when water of temperature detect switch (TDS) in the kettle body is hotted plate boiling in the chamber, avoided prior art quick in order to boil water, adopt the large power, electrically heater, in case it is surging to roll when causing the water boiling owing to the power of electric heater is excessive again after boiled, spills the problem of scalding people and thermal waste easily.
When making coffee, only need open pot lid, sealing ring is contained in the connector of kettle body upper end, funnel is enclosed within the hole of sealing ring, coffee bean powder is placed in the funnel on the screen pack, connecting power supply first electric heater and second electric heater generates heat simultaneously, when the water in the kettle body during by boiled generation steam, because kettle body upper end connector is sealed by sealing ring and funnel, steam is collected in the space, make in the chamber temperature detect switch (TDS) experience the steam of high temperature and move, cut off the power supply of second electric heater.Have only this moment first electric heater to keep the energising heating, as long as the power designs of first electric heater becomes to make the water in the kettle body to remain on fluidized state, then the steam in the cavity will oppress the water of the boiling in the kettle body to enter the leak of funnel from below, and the top screen pack that surpasses that pours in funnel rolls, and the coffee bean powder that is placed on the screen pack is in the water that seethes with excitement on funnel top hots plate.The water of funnel top boiling is constantly hotted plate coffee bean powder, the coffee liquid that produces then falls back to re-boiled again in the kettle body through the screen pack in the funnel, the coffee bean dregs then remain on the screen pack, after so constantly hotting plate a period of time, in case stop energising, the water in the kettle body stops to hot plate, and no longer produces steam, water on the funnel will fall back in the kettle body fully, and what obtained in the kettle body this moment is exactly coffee liquid.
Description of drawings
Fig. 1 is the structural representation of electric kettle in the water-boiling and coffee-making combined vessel of the present invention.
Fig. 2 removes the upward view of end cover for Fig. 1.
Fig. 3 is the circuit structure diagram of electric kettle among Fig. 2.
Fig. 4 is the stereogram after electric kettle is cut open among Fig. 1.
Fig. 5 is a water-boiling and coffee-making combined vessel of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of water-boiling and coffee-making combined vessel of the present invention is described in further detail.
As Fig. 1,2,3, shown in 4, electric kettle in the water-boiling and coffee-making combined vessel of the present invention, comprise kettle body 3, be located at the pot lid 4 on the kettle body 3, on described kettle body 3, be provided with first electric heater 1 and second electric heater 2, but being provided with in the inductive spacing temperature of gas in the space that described kettle body 3 and pot lid 4 constitutes leads to, temperature detect switch (TDS) 5 in the disconnected chamber of switching, in parallel with first electric heater 1 after described second electric heater 2 is connected with the switch link of temperature detect switch (TDS) 5 in the chamber, first point 6 and second point 7 in parallel in parallel is serially connected with between first power end 8 and the second source end 9.
The volume of kettle body 3 is 1.5 liters, and first electric heater, 1 power is 200 watts, and second electric heater, 2 power are 1800 watts.In the chamber temperature detect switch (TDS) 5 be one adopt the temperature-sensitive composite metal as temperature sensor change temperature controller, when steam arrived on the temperature-sensitive composite metal of this temperature controller, this temperature controller can produce action, and normally-closed contact is disconnected.After steam stopped a period of time, the temperature-sensitive composite metal resetted, and the normally-closed contact of this temperature controller is connected.
When opening pot lid 4 energising heating, because first electric heater 1 and second electric heater, 2 heating powers simultaneously in parallel, heating power is 2000 watts, after the water boiling, a large amount of steam makes in the chamber temperature detect switch (TDS) 5 action of being heated, second electric heater 2 disconnects, have only first electric heater 1 to be in the electrical heating state this moment, this moment, power to boil water was 200 watts, this power can be kept the water constantly boiling of boiling, the quantity of steam that produce this moment is little, can be used for an amount of humidification is for a long time carried out in drying indoor.
Described kettle body 3 is provided with steam channel 13, is provided with steam induction temperature detect switch (TDS) 10 in described steam channel 13, and two switch links of described steam induction temperature detect switch (TDS) 10 are connected between adjacent the parallel connection point and power end.
When the pot lid that closes is heated up water, when the water in the kettle body 3 boiled rise after, the steam that produces reaches pot lid 4, by pot lid 4, through steam channel 13, lead to steam induction temperature detect switch (TDS) 10 after stopping, steam induction this moment temperature detect switch (TDS) 10 can cut off the general supply of first electric heater 1 and second electric heater 2, thoroughly stop heating, electric kettle has the back function of outage automatically that boils water.Steam induction temperature detect switch (TDS) 10 can adopt Chinese patent, and the patent No. is 00228279.8, and name is called the structure that button warping type temperature controller is explained, and sees this patent document for details.
When opening pot lid and heating up water, temperature detect switch (TDS) 5 can action in the boiled back cavity of water, and this moment second, electric heater 2 disconnected.Can not enter steam channel 13 because pot lid is opened back steam, steam induction temperature detect switch (TDS) 10 can not move, and first electric heater 1 will keep "on" position, electric kettle to have boiling water the function of back automatic switchover power always, promptly have high power conversion to become small-power.Can utilize opening and close and selecting to boil water and produce steam of pot lid 4 in use.
Can be boiled if the power designs of first electric heater 1 becomes just to make to reach the water of the amount of kettle body 3 volumes permission, then the water of kettle body 3 will remain on fluidized state.If because of environment temperature low excessively, when causing kettle body 3 interior water can not reach boiled, owing to first electric heater 1 constantly heats, after kettle body 3 water temperatures can slowly drop to the uniform temperature value, temperature detect switch (TDS) 5 connection that can reset in the chamber, second electric heater 2 was switched on once more water was heated this moment.When boiling water, often the water of putting in kettle body 3 is a lot, almost reaches the amount that kettle body 3 volumes allow, and therefore mainly relies on the power of second electric heater 2 to heat when heating up water.And when making coffee, being used for the certain concentration of coffee liquid needs, the water yield that the amount of coffee liquid does not reach picture when heating up water is so the water of putting in kettle body 3 lacking of putting into when heating up water mainly utilize the power of second electric heater 2 to heat.If the power designs of first electric heater 1 becomes just in time to make the water that reaches kettle body 3 volume allowances can be boiled the time, reduce the water yield of half so, the power that just is equivalent to first electric heater 1 and has increased by one times is hotted plate the water in the former kettle body 3.Hence one can see that, and the watt level difference of first electric heater 1 both can make the 2 continuous break-make ground energising work of second electric heater, also can make second electric heater 2 keep being in off-position always.Put into the water yield of kettle body 3 by adjustment, be equivalent to change the intensity of fire of heating up water, can be used to be equivalent to regulate firepower and hot plate coffee or other food.
The volume of kettle body 3 is 1.5 liters, and first electric heater, 1 power is 300 watts, and second electric heater, 2 power are 1700 watts.In the chamber temperature detect switch (TDS) 5 be one adopt the temperature-sensitive composite metal as temperature sensor change temperature controller, when steam arrived on the temperature-sensitive composite metal of this temperature controller, this temperature controller can produce action, and normally-closed contact is disconnected.After steam stopped a period of time, the temperature-sensitive composite metal resetted, and the normally-closed contact of this temperature controller is connected.
Be provided with the barrier bed 17 that can make water enter kettle body 3 in the described kettle body 3, the steam inlet 18 of described steam channel 13 extends between pot lid 4 and the barrier bed 17, in the described chamber temperature detect switch (TDS) 5 be arranged on barrier bed 17 below.The zone that surrounds at kettle body 3 and barrier bed 17 is provided with inner seal ring 20, is convenient to be tightly connected with external pipe.
Be provided with upper end connector 19 on the described barrier bed 17 at the position that water enters kettle body 3.So that 19 places connect steam pipe at the upper end connector, steam is directed to the place that needs use.Described sealing ring 20 is arranged in the connector 19 of upper end, so that fixing.
The electric heating base plate 14 of described kettle body 3 is provided with the water that is used on the Induction Heating base plate 14 and is dryouied the dry heating temperature controller 15 that the back temperature constantly rises, and two switch links of described dry heating temperature controller 15 are connected between adjacent the parallel connection point and power end.When in the kettle body 3 water being arranged; temperature on the electric heating base plate 14 can not surpass the temperature value that dry heating temperature controller 15 is set; when the water of kettle body 3 is dryouied; temperature on the electric heating base plate 14 can surpass the temperature value that dry heating temperature controller 15 is set, and constantly rises, until reaching the temperature value that dry heating temperature controller 15 is set; dry heating temperature controller 15 actions this moment; cut off the general supply of first electric heater 1 and second electric heater 2, stop heating, protected kettle body 3 can not burnt.After adding water in the kettle body 3 again, the temperature on the electric heating base plate 14 can lower, and dry heating temperature controller 15 resets, and connects the general supply of first electric heater 1 and second electric heater 2, makes and can work on.Played because cause water in the kettle body 3 accidentally at this dry heating temperature controller 15 by the protective effect after dryouting.
The electric heating base plate 14 of described kettle body 3 is provided with the water that is used on the Induction Heating base plate 14 and is dryouied the thermal cut-off 16 that the back temperature constantly rises, and two links of described thermal cut-off 16 are connected between adjacent two points in parallel and the power end.Thermal cut-off 16 is the same with the protective effect of dry heating temperature controller 15, just produces the back that is heated and fuses irrecoverable.
Described thermal cut-off 16 and dry heating temperature controller 15 are serially connected between adjacent two in parallel and power ends, and the fusing-off temperature of thermal cut-off 16 is greater than the temperature sensor of dry heating temperature controller 15.Under the normal dry-fire condition,, after dry heating temperature controller 15 is malfunctioning, cut off the electricity supply, realize twin-stage dry combustion method protection by thermal cut-off 16 fusing by the dry heating temperature controller 15 controls protection of cutting off the electricity supply.
The circuit structure of temperature detect switch (TDS) 5, steam induction temperature detect switch (TDS) 10, thermal cut-off 16 and dry heating temperature controller 15 each electric elements as shown in Figure 3 in first electric heater 1, second electric heater 2, the chamber.
As shown in Figure 2, this is the upward view that kettle body 3 removes end cover 38 among Fig. 1.Described as seen from the figure first electric heater 1 is the C shape and posts in the bottom of electric heating base plate 14, and described dry heating temperature controller 15 is arranged in the zone that first electric heater 1 surrounds on electric heating base plate 14 bottoms.During normal the use; first electric heater 1 is in the energising heated condition always; might the water in the kettle body 3 be dryouied; in case water is dryouied; the heat energy of first electric heater 1 gathers in the middle of the electric heating base plate 14 that the C shape surrounds rapidly; make dry heating temperature controller 15 can produce action power dump rapidly, protection kettle body 3 is not burnt.
Described second electric heater 2 is the C shape and posts in the bottom of electric heating base plate 14, and described thermal cut-off 16 is arranged in the zone that second electric heater 2 surrounds on electric heating base plate 14 bottoms.
The control of the power supply of second electric heater 2 at first is by 5 controls of temperature detect switch (TDS) in the chamber, if in the kettle body 3 water is arranged, then temperature detect switch (TDS) 5 can be subjected to the induction of steam and moves in the chamber, cuts off the power supply of second electric heater 2.If it is anhydrous in the kettle body 3; just can not produce steam in the kettle body 3; temperature detect switch (TDS) 5 can not move in the chamber; steam induction temperature detect switch (TDS) 10 can not move yet; if this moment, dry heating temperature controller 15 was malfunctioning; the heat energy of second electric heater 2 gathers in the middle of the electric heating base plate 14 that the C shape surrounds rapidly, and thermal cut-off 16 can be cut off the electricity supply by fusing rapidly, and protection kettle body 3 is not burnt.
As shown in Figure 5, water-boiling and coffee-making combined vessel of the present invention comprises above-mentioned electric kettle, is provided with removably sealing ring 20 in described kettle body 3 upper end connectors 19, be equipped with a funnel 21 that can insert in sealing ring 20 holes, in the leak 22 of funnel 21, be provided with screen pack 23.
When making coffee, at first in above-mentioned electric kettle, add entry, pot lid 4 is opened, the steam of the boiled back generation of the water in the kettle body 3 at this moment just can not enter into steam channel 13 because of blocking by steam inlet 18 of pot lid 4, be arranged in the steam channel 13 steam induction temperature detect switch (TDS) 10 and just can not worked, this makes coffee needed just.As long as coffee bean powder is placed on the screen pack 23 of funnel 21, water in the kettle body 3 can be heated boiled by first electric heater 1 and second electric heater 2 simultaneously, second electric heater 2 disconnects afterwards, only swarm by leak 22 in the screen pack 23 of funnel 21 in the 1 energising heating meeting of first electric heater, constantly upper punch falls to rolling.
Claims (6)
1. water-boiling and coffee-making combined vessel, comprise kettle body (3), be located at the pot lid (4) on the kettle body (3), it is characterized in that on described kettle body (3), being provided with first electric heater (1) and second electric heater (2), at described kettle body (3) and pot lid (4) but be provided with in the inductive spacing temperature of gas in the space that constitutes and lead to, temperature detect switch (TDS) (5) in the disconnected chamber of switching, it is in parallel after described second electric heater (2) is connected with the switch link of temperature detect switch (TDS) (5) in the chamber with first electric heater (1), first point in parallel (6) and second point in parallel (7) are serially connected with between first power end (8) and the second source end (9), in described kettle body (3) upper end connector (19), be provided with removably sealing ring (20), a funnel (21) that can insert in sealing ring (20) hole is equipped with, in the leak (22) of funnel (21), be provided with screen pack (23), described kettle body (3) is provided with steam channel (13), in described steam channel (13), be provided with steam induction temperature detect switch (TDS) (10), two switch links of described steam induction temperature detect switch (TDS) (10) are connected between adjacent the parallel connection point and power end, be provided with the barrier bed (17) that can make water enter kettle body (3) in the described kettle body (3), the steam inlet (18) of described steam channel (13) extends between pot lid (4) and the barrier bed (17), temperature detect switch (TDS) in the described chamber (5) be arranged on barrier bed (17) below, described sealing ring (20) is arranged in the zone that kettle body (3) and barrier bed (17) surround.
2. water-boiling and coffee-making combined vessel according to claim 1, the electric heating base plate (14) that it is characterized in that described kettle body (3) is provided with the dry heating temperature controller (15) that the water that is used on the Induction Heating base plate (14) is dryouied the continuous rising of back temperature, and two switch links of described dry heating temperature controller (15) are connected between adjacent the parallel connection point and power end.
3. water-boiling and coffee-making combined vessel according to claim 1, the electric heating base plate (14) that it is characterized in that described kettle body (3) is provided with the thermal cut-off (16) that the water that is used on the Induction Heating base plate (14) is dryouied the continuous rising of back temperature, and two links of described thermal cut-off (16) are connected between adjacent two points in parallel and the power end.
4. water-boiling and coffee-making combined vessel according to claim 2, the electric heating base plate (14) that it is characterized in that described kettle body (3) is provided with the thermal cut-off (16) that the water that is used on the Induction Heating base plate (14) is dryouied the continuous rising of back temperature, described thermal cut-off (16) and dry heating temperature controller (15) are serially connected between adjacent two in parallel and power ends, and the fusing-off temperature of thermal cut-off (16) is greater than the temperature sensor of dry heating temperature controller (15).
5. water-boiling and coffee-making combined vessel according to claim 2, it is characterized in that described first electric heater (1) is the C shape and posts in the bottom of electric heating base plate (14), described dry heating temperature controller (15) is arranged in the zone that last first electric heater in electric heating base plate (14) bottom (1) surrounds.
6. water-boiling and coffee-making combined vessel according to claim 3, it is characterized in that described second electric heater (2) is the C shape and posts in the bottom of electric heating base plate (14), described thermal cut-off (16) is arranged in the zone that last second electric heater in electric heating base plate (14) bottom (2) surrounds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100324814A CN101455527B (en) | 2007-12-14 | 2007-12-14 | Water-boiling and coffee-making combined vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100324814A CN101455527B (en) | 2007-12-14 | 2007-12-14 | Water-boiling and coffee-making combined vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101455527A CN101455527A (en) | 2009-06-17 |
| CN101455527B true CN101455527B (en) | 2011-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100324814A Expired - Fee Related CN101455527B (en) | 2007-12-14 | 2007-12-14 | Water-boiling and coffee-making combined vessel |
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| Country | Link |
|---|---|
| CN (1) | CN101455527B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107348840B (en) * | 2017-09-13 | 2022-07-08 | 浙江绍兴苏泊尔生活电器有限公司 | Electric kettle |
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- 2007-12-14 CN CN2007100324814A patent/CN101455527B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101455527A (en) | 2009-06-17 |
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Granted publication date: 20111123 Termination date: 20121214 |