CN100563523C - A kind of pressure type electric water kettle - Google Patents
A kind of pressure type electric water kettle Download PDFInfo
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- CN100563523C CN100563523C CNB2007100033895A CN200710003389A CN100563523C CN 100563523 C CN100563523 C CN 100563523C CN B2007100033895 A CNB2007100033895 A CN B2007100033895A CN 200710003389 A CN200710003389 A CN 200710003389A CN 100563523 C CN100563523 C CN 100563523C
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- kettle
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- pressure
- elasticity
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Abstract
The invention discloses a kind of pressure type electric water kettle, belong to the small household appliances field, is the technology of domestic electric heating boiling water utensil pressure product.It comprises pot lid (1), sealing ring (2), kettle body (3), electric heater (5), switch module; The bottom of kettle body (3) is (4) at the bottom of the elasticity kettle, and top is provided with pot lid (1), and pot lid (1) is realized sealing with the suitable for reading of kettle body (3) by sealing ring (2), and pot lid (1) is connected by jockey with kettle body (3); Switch module comprises switch (6) and shift transmission part (9), and switch (6) is connected with electric heater (5); Under the effect of pressure, (4) produce elastic displacement at the bottom of the elasticity kettle, and shift transmission part (9) is arranged on displacement place of (4) at the bottom of the elasticity kettle, and switch (6) is arranged on static place and corresponding with shift transmission part (9).The present invention can make water temperature meet or exceed 100 ℃, to satisfy especially high altitude localities consumer demand of consumer.
Description
Technical field:
The invention belongs to the small household appliances field, is the technology of domestic electric heating boiling water utensil pressure product.
Background technology:
People are limited at the boiling temperature of residence for the enjoying of boiling water for these years.Because the boiling temperature of water is relevant with the height above sea level that makes land used: the every rising 1000m of height above sea level, the boiling temperature of water just approximately reduces by 3 ℃, and therefore, only people just can enjoy 100 ℃ boiling water on the sea level.At present, electrical heating boiling water utensil, because it is fast convenient, market development is swift and violent, has begun to replace the glass vacuum-bottle in the family.But existing family expenses electrical heating boiling water utensil in the high altitude localities, all can not provide 100 ℃ or the boiling water above 100 ℃.Moreover, " boiling water " that some temperature control formula electrical heating boiling water utensil is provided, also be lower than the boiling temperature of place to use water, area, Kunming as height above sea level 1800m, the boiling point of water is about 93.6 ℃, use above-mentioned electrical heating boiling water utensil in this area, its " boiling water " that provides is usually only about 87 ℃! Even use in the low altitude area, the consumer also is difficult to obtain the boiling water of local boiling temperature, can not satisfy people and directly drink, infuses tea, makes coffee, steeping the demand to high temperature " boiling water " such as instant noodles.The existence of the problems referred to above is except geographic factor, also because prior art adopts temperature control mode to realize providing automatically " boiling water " mostly.The restriction of controlled error, the higher limit of " boiling water " temperature control point that it is designed must be less than the boiling temperature of the water of place to use.That is to say: its temperature control system must be implemented control before water temperature reaches boiling point, otherwise after being heated to the water boiling, this temperature control system just may not can be cut off the electricity supply automatically owing to the existence of departure.Therefore, the highest control temperature of the temperature control system of prior art should be designed to: the boiling temperature of place to use water deducts the error range of temperature control system, and this error range is usually about ± 3 ℃.Obviously, " boiling water " coolant-temperature gage of electrical heating boiling water utensil, than " boiling water " that heat with the naked light mode, water temperature will be hanged down the departure value range of a temperature control system, and under existing cost, this departure scope has approached the limiting value of existing temperature control technology.Existing temperature that Here it is is controlled the deficiency that formula electrical heating boiling water utensil exists technically.
Obtain to be suitable for the information of the pressure controling mode electrical heating boiling water utensil used the high altitude localities as yet.
Summary of the invention:
Be to solve the deficiency that prior art exists, the present invention proposes a kind of water temperature that can make and meets or exceeds 100 ℃ pressure type electric water kettle, with satisfy the consumer especially the high altitude localities consumer to the demand of high temperature " boiling water ".
The present invention also proposes a kind of pressure regulation scheme, to satisfy the demand of consumer to the high temperature " boiling water " of different temperatures.
The present invention includes kettle body, pot lid, sealing ring, electric heater, switch module; At the bottom of the bottom of kettle body was the elasticity kettle, the top of kettle body was provided with pot lid, and the suitable for reading of pot lid and kettle body realized sealing by sealing ring, and pot lid is connected by jockey with the kettle body; Switch module comprises switch and shift transmission part, and switch is connected with electric heater; Under the effect of pressure, produce elastic displacement at the bottom of the elasticity kettle, shift transmission part is arranged on displacement place at the bottom of the elasticity kettle, switch is arranged on static place and corresponding with shift transmission part; Also shift transmission part can be arranged on static place, switch is arranged on displacement place at the bottom of the elasticity kettle and corresponding with shift transmission part.
The present invention proposes: on the top of pot lid or kettle body a constant current water outlet device is set, it comprises aqueduct, pressure-reducing valve, outlet pipe, so that draw the water in the kettle.
The present invention also proposes: switch can be selected rearrangeable switch for use, with the pressure in the adjusting kettle, thereby regulates the interior water temperature of kettle.
Jockey of the present invention, be meant and be arranged on pot lid and the kettle body, but the two work flip-shell is run jointly, or revolving type is run the technical unit combination of the movable connection of (detachably) jointly, it can be that the fastening of clasp and rotating shaft is renovated the syndeton form, also can be button tooth revolving type syndeton form and other version.
At the bottom of the elasticity kettle of the present invention, the bottom that refers to kettle body horizontally set, comprise from the straight body of kettle body position (being the awl barrel section of straight barrel section or approximate straight bucket, the annulus of beginning cross transition down together), this annulus is the intersection at the bottom of kettle body straight body position and the elasticity kettle, this annulus place stress maximum when pressure is worked, and displacement equals zero.
Displacement place of the present invention refers to can produce the part of elastic displacement at the bottom of elasticity kettle under the effect of pressure.Described static place refers to the other parts of the kettle body static with respect to displacement place at the bottom of the elasticity kettle comprise base that kettle is external etc.The effect of shift transmission part is exactly that the displacement at the bottom of the elasticity kettle is delivered on the switch, therefore, if it is arranged on displacement place at the bottom of the elasticity kettle, switch then need be arranged on the static place that rigid support can be provided, the position that is provided with of the two must be corresponding, could guarantee that the displacement drive switch at the bottom of the elasticity kettle opens circuit.Obviously, come both setting is out of position, promptly switch is arranged on displacement place, and shift transmission part is arranged on static place, and its function also is identical with effect.When pressure was worked, the displacement of difference and this size of putting residing radius value were inversely proportional at the bottom of the elasticity kettle, and promptly its displacement of the position that radius is more little is big more, therefore, usually shift transmission part or switch were arranged on nearly center or core at the bottom of the elasticity kettle.
Constant current mode water outlet device of the present invention can be a power with the pressure in the kettle when the kettle internal pressure is worked, and the water in the kettle is flowed out from outlet pipe with suitable flow velocity.Its operation principle is: with in the kettle with the pressure reduction at delivery port two ends, control the pipe diameter cross section by fluid---flow path cross section, its pressure reduction and flow path cross section are inverse ratio.Therefore, the constant water flow that not just influenced by the utensil internal pressure.
Switch of the present invention, can select for use and have the rearrangeable switch of forming by threaded adjusting mechanism that flashes position control (or frame for movement of similar adjustable range), and the on-off action of switch contact is fast, flashes the position that position control can change the switch contact break-make on this switch.The present invention utilizes rearrangeable switch to change the position of switch contact break-make, matches with elastic displacement at the bottom of the elasticity kettle, realizes regulating the purpose of kettle internal pressure (water temperature).Adjuster by the screw thread fine tuning structure also can be set on switch form rearrangeable switch, the function of its adjuster is identical with effect with the above-mentioned position control that flashes.
Operation principle of the present invention: switch is in channel status after connecting power supply, and the water that electric heater begins in the heating kettle heats up it gradually.After water temperature rises to boiling temperature, begin sealing in the kettle and boost.Under the effect of kettle internal pressure, begin to produce elastic displacement (strain) at the bottom of the elasticity kettle, its displacement and pressure are stable direct ratio functional relation.This displacement at the bottom of the elasticity kettle is delivered on the switch by shift transmission part.When kettle internal pressure (also being the water temperature in the kettle) reached elastic displacement and the determined setting value of switch, switch was promptly cut off the electricity supply, and made electric heater stop heating.
The present invention makes it form pressure vessel by the sealing of sealing ring, the sensor of " power " will be processed at the bottom of the kettle, being about to pressure displacement transducer and kettle undermelting is one, makes the displacement at the bottom of the kettle internal pressure is converted to the elasticity kettle, utilizes this displacement drive switch to control the heating situation of electric heater to water.According to thermodynamic principles, no matter the present invention still is that use the highlands in the plains region, and the water temperature in the container can meet or exceed 100 ℃.Application in practice proves, no matter is the plains region or the consumer of highlands, is positive for the demand of high temperature " boiling water ", and application of the present invention can be satisfied the demand of consumer, for the water appliance industry is brought breakthrough technical and that make.The present invention has realized Electromechanical Design technically, has not only reduced the cost of complete machine, has also reduced the probability of failure of product.Because the pressure control technology that the present invention adopts neither needs to reserve temperature control space, does not also need independently to be provided with temperature sensor, compares with the temperature control technology that prior art generally adopts, sensitivity is higher, and departure is also little.The pressure regulation that the present invention possessed (temperature adjustment) function makes the consumer can regulate the temperature of water-in-kettle easily, and the constant pressure type water outlet device also further provides convenience for the user.
Description of drawings:
Fig. 1 is the schematic diagram of operation principle of the present invention and structure thereof
Fig. 2 is the schematic diagram of another kind of structure of the present invention
In Fig. 1 and Fig. 2, succinct for making drawing, saved hatching that mechanical drawing need be drawn, parting line, electrical appliance connecting wire and necessary base, handle, action button etc. among the figure.
In the drawings, 1. at the bottom of the pot lid 2. sealing rings 3. kettle bodies 4. elasticity kettles 5. electric heaters, 6. switches, 7. adjusters, 8. switches support 9. shift transmission parts, 10. insulating parts, 11. aqueducts, 12. pressure-reducing valves, 13. outlet pipes, 14. linkages, 15. locking closure mechanisms, 16. cap-opening mechanisms
The specific embodiment
Embodiment 1: referring to Fig. 1, it is the high-quality corrosion resistant plate making of 0.5mm that pot lid 1 adopts thickness, in order to set out water pipe 13, pressure-reducing valve 12, cap-opening mechanism 16, pot lid 1 can be divided into standing part and movable part, wherein standing part and 3 fixed seal connections of kettle body, movable part realize the flip-shell folding of pot lid 1 by linkage 14, locking closure mechanism 15.Sealing ring 2 adopts rubber to make, and it is arranged between pot lid 1 and the kettle body 3 in order to realize sealing, (sealing comprises the standing part and the movable part of pot lid 1).Kettle body 3 employing thickness are that the high-quality corrosion resistant plate about 0.5mm is made, the diameter (or maximum gauge) of the straight body position of kettle body 3 is selected in about 13cm, in order to reduce the stressed of pot lid 1 and coupling part thereof, also for attractive in appearance, can reduce the mouth diameters of kettle body 3, as the sealed diameter place of kettle body 3 with pot lid 1 is selected in about 9cm.4 because of using the thin-wall stainless steel plate to make at the bottom of the elasticity kettle among the present invention, regardless of shape, all has the characteristic that stressed back produces elastic displacement.In order to obtain bigger displacement, suggestion is designed to have thin buckshot sheet (planar diaphragm) structure on annular concentric ripple (convoluted diaphragm) or plane with it.4 can be at the bottom of the elasticity kettle according to making shown in Figure 1,4 intersection---annulus at the bottom of straight body position and the elasticity kettle, 4 center of circle direction is provided with edge waviness at the bottom of the elasticity kettle, and the radius size of this edge waviness is selected about R8mm, and the radius size R of second ripple can suitably dwindle.Also second ripple can be dispensed, as long as half edge waviness, form 4 the transition at the bottom of the elasticity kettle of straight body position from kettle body 3 and be about 1/4 circular arc, and 4 remainder all be the version on plane at the bottom of the elasticity kettle.Electric heater 5 adopts the stainless steel electrothermal tube of external diameter 6.6mm, and power is selected for use about 800W, and its nearly centre sealing and fixing of 4 at the bottom of the elasticity kettle is drawn.Select for use electric cooker to be incubated switch, and its original bimetal leaf removed to change system into switch 6 with double-metal sheet type.Switch 6 is fastening with the straight body bit position (static place) of kettle body 3 by switch support 8.4 centre is the displacement maximum at the bottom of the elasticity kettle, fixedly installs shift transmission part 9.The two the position that is provided with of switch 6 and shift transmission part 9 must be corresponding, to guarantee after the kettle internal pressure arrive to be set numerical value (at the bottom of also being the elasticity kettle 4 be displaced to setpoint distance after), the movable contact arm of shift transmission part 9 driving switch 6 makes it be become by path and opens circuit, and cuts off the electricity supply.Note: shift transmission part 9 should use insulating part 10 with contact site switch 6.Flash position control 7 by what threaded adjusting mechanism formed on the switch 6, can regulate the position that changes the switch contact break-make, this has equaled to change the control point of the displacement drive switch that the kettle internal pressure produced.Flash position control not only can be when product export the rated operating pressure of debug products easily, also can adopt the mechanical steering mode, mechanism laterally draws with regulating shaft with threaded adjusting, is convenient to the user and regulates pressure (water temperature) in the kettle voluntarily.
Pot lid 1 adopts flip-shell with the type of attachment of kettle body 3, and jockey is made up of linkage 14, locking closure mechanism 15 and cap-opening mechanism 16 etc.It is that corrosion resistant plate about 0.8mm is made that linkage 14, locking closure mechanism 15, cap-opening mechanism 16 all can adopt thickness, can be with reference to flip-shell structure fabrication of the prior art.Pressure-reducing valve 12 can design and produce with reference to common pressure-reducing valve product (as domestic gas jar pressure-reducing valve).Aqueduct 11 adopts the stainless steel tube about diameter 6mm to make, one end of diversion is arranged on the above position of heating surface of electric heater 5, in case electric heater 5 dry combustion methods, the standing part that the other end then passes pot lid 1 is connected with the high-pressure side of pressure-reducing valve 12, and its position of passing pot lid 1 will guarantee sealing.Low-pressure end at pressure-reducing valve 12 sets out water pipe 13, to draw high-temperature water.A water key can be set on cap-opening mechanism 16, and like this, this button is a water key when in kettle pressure being arranged, and when the kettle internal pressure was zero (identical with atmospheric pressure), this button then was the button of uncapping.Electrical equipment in the enforcement is connected to: insert power supply after electric heater 5 is connected with switch 6.
Embodiment 2: referring to Fig. 2, embodiment 2 no longer repeats with embodiment 1 same section.Embodiment 2 is arranged on the top of kettle body 3 with aqueduct 11, pressure-reducing valve 12, outlet pipe 13, and wherein aqueduct 11 passes from the top of kettle body 3, and is same, and its position that passes kettle body 3 will guarantee sealing.Pot lid 1 adopts button tooth revolving type to be connected with kettle body 3, and the making of its jockey is with reference to the button tooth mode of existing revolving type pressure cooker.Embodiment 2 selects for use microswitch that contactless power is fit to as switch 6, please notes the microswitch that must select flashing, it is supported 8 by switch be fixed at the bottom of the elasticity kettle 4 core (displacement place).9 of shift transmission parts are fixed on the straight body bit position (static place) of kettle body 3, and same, the position that is provided with of the two also must be corresponding.The adjuster 7 of a screw thread fine tuning structure can be set betwixt, and its effect all is to be used for regulating and choosing the interior operating pressure of kettle with to flash position control the same.Because microswitch has insulation function, in embodiment 2, shift transmission part 9 can be without insulating part 10 with the contact site of switch 6.In force, the switch among Fig. 26 can also be fixedly installed on the shift transmission part 9, support on 8 that at switch the contact that an adjuster 7 touches switch 6 being set, the set-up mode of above-mentioned two kinds of switches 6, its function is the same with pressure control effect.4 have selected the planar sheet mode at the bottom of the elasticity kettle among Fig. 2, make planar diaphragm and accept the kettle internal pressure, and 4 can adopt the roller weldering to realize being sealedly and fixedly connected with the lower end, straight body position of kettle body 3 at the bottom of the elasticity kettle, or be sealedly and fixedly connected with other mechanical means.
Though some difference of part-structure of embodiment 1 and embodiment 2, its effect is identical.
In force, the adjuster 7 among Fig. 2 can adopt the mechanical steering mode, and the fine setting screw thread of adjuster 7 is laterally drawn with regulating shaft, is convenient to the user and regulates the water-in-kettle temperature voluntarily.
Pressure security problem in the enforcement can adopt the spring pressure limiting valve is set on pot lid solves.
Claims (3)
1. pressure type electric water kettle, it comprises pot lid (1), sealing ring (2), kettle body (3), electric heater (5), switch module; It is characterized in that: the bottom of kettle body (3) is (4) at the bottom of the elasticity kettle, and top is provided with pot lid (1), and pot lid (1) is realized sealing with the suitable for reading of kettle body (3) by sealing ring (2), and pot lid (1) is connected by jockey with kettle body (3); Switch module comprises switch (6) and shift transmission part (9), and switch (6) is connected with electric heater (5); Under the effect of pressure, (4) produce elastic displacement at the bottom of the elasticity kettle, and shift transmission part (9) is arranged on displacement place of (4) at the bottom of the elasticity kettle, and switch (6) is arranged on static place and corresponding with shift transmission part (9); Perhaps shift transmission part (9) is arranged on static place, switch (6) is arranged on displacement place of (4) at the bottom of the elasticity kettle and corresponding with shift transmission part (9).
2. pressure type electric water kettle according to claim 1 is characterized in that: the top at pot lid (1) or kettle body (3) is provided with a constant current water outlet device, and it comprises aqueduct (11), pressure-reducing valve (12), outlet pipe (13).
3. pressure type electric water kettle according to claim 1 and 2 is characterized in that: switch (6) can be selected rearrangeable switch for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100033895A CN100563523C (en) | 2007-02-07 | 2007-02-07 | A kind of pressure type electric water kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100033895A CN100563523C (en) | 2007-02-07 | 2007-02-07 | A kind of pressure type electric water kettle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101006897A CN101006897A (en) | 2007-08-01 |
| CN100563523C true CN100563523C (en) | 2009-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100033895A Expired - Fee Related CN100563523C (en) | 2007-02-07 | 2007-02-07 | A kind of pressure type electric water kettle |
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| Country | Link |
|---|---|
| CN (1) | CN100563523C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106264103B (en) * | 2015-05-18 | 2018-05-01 | 广东美的生活电器制造有限公司 | Insulating pot |
| CN107792551A (en) * | 2016-08-30 | 2018-03-13 | 南通鸿志化工有限公司 | A kind of triisopropyl borate ester storage device |
| CN106724807A (en) * | 2017-03-14 | 2017-05-31 | 福建中金在线信息科技有限公司 | A kind of antiaircraft firing method and electric kettle |
| CN110115503A (en) * | 2019-05-14 | 2019-08-13 | 胡世海 | Distilled water collects boiled water heat preserving type water fountain |
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2007
- 2007-02-07 CN CNB2007100033895A patent/CN100563523C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101006897A (en) | 2007-08-01 |
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Granted publication date: 20091202 Termination date: 20180207 |