CN204467786U - There is the electric heating kettle of heat insulation function - Google Patents
There is the electric heating kettle of heat insulation function Download PDFInfo
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- CN204467786U CN204467786U CN201420798947.7U CN201420798947U CN204467786U CN 204467786 U CN204467786 U CN 204467786U CN 201420798947 U CN201420798947 U CN 201420798947U CN 204467786 U CN204467786 U CN 204467786U
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Abstract
The utility model proposes the electric heating kettle with heat insulation function, comprise the kettle body being provided with electric heating plate, electric heating plate has the first terminal and the second terminal, kettle body is provided with for being connected with the first power supply terminal with two power supply terminal the first terminals that city is electrically connected, and the second terminal is connected with second source terminal by temperature conditioning unit; This temperature conditioning unit comprises the first temperature detect switch (TDS) and the second temperature detect switch (TDS); Described second temperature detect switch (TDS) comprises the housing being provided with low temperature terminal, high temperature terminal and input terminal, a bimetal leaf is provided with in housing, one end of bimetal leaf is connected with input terminal, and the free end of bimetal leaf is being connected with low temperature terminal higher than during predetermined temperature; One end of first temperature detect switch (TDS) is connected with the second terminal, and the other end is connected with the low temperature terminal of the second temperature detect switch (TDS); High temperature terminal is connected with the second terminal, and input terminal is connected with second source terminal; Kettle body is provided with the master switch that the free end of bimetal leaf can be pressed into the position contacted with high temperature terminal.
Description
Technical field
The utility model belongs to household electrical appliance technical field, is related specifically to a kind of electric heating kettle with heat insulation function.
Background technology
The electric heating kettle of electric heating tube in drier dish can auto-breaking after water is boiled, has the advantage that firing rate is fast, easy to operate, safe, obtains the welcome of consumer, popularize gradually.But this kind of electric heating kettle generally only has single water boiling function, and not there is heat insulation function, if do not poured into rapidly in thermo jug after water is boiled, water so in electric heating kettle will cool, when winter, the cooling velocity of hot water is very fast, people often need again to press switch and again heat well-done water, and the degree of convenience of use is made a discount.
In addition, also have some electric heating kettles to have heat insulation function, but it can only make water remain on the temperature of more than 95 DEG C, because temperature is too high, can not directly drink, and water be remained on the condition of high temperature and also can waste a large amount of electric energy.
Summary of the invention
The purpose of this utility model proposes a kind of electric heating kettle with heat insulation function, and the holding temperature of this electric heating kettle can be set in certain temperature range, to improve degree easy to use, meets the requirement of consumer.
The electric heating kettle with heat insulation function of the present utility model comprises the kettle body being provided with electric heating plate, described kettle body is provided with two power supply terminals for being electrically connected with city, key is that described electric heating plate has the first terminal and the second terminal, described the first terminal is connected with the first power supply terminal, and the second terminal is connected with second source terminal by temperature conditioning unit; Described temperature conditioning unit comprises the first temperature detect switch (TDS) and the second temperature detect switch (TDS), and described first temperature detect switch (TDS) is being communicated with lower than during operating temperature, and disconnecting higher than during reset temperature, described reset temperature is higher than operating temperature; Described second temperature detect switch (TDS) comprises the housing being provided with low temperature terminal, high temperature terminal and input terminal, a bimetal leaf is provided with in described housing, one end of described bimetal leaf to be fixed on housing and to be connected with input terminal, the free end of bimetal leaf is between low temperature terminal and high temperature terminal, and the free end of bimetal leaf is being connected with low temperature terminal higher than during predetermined temperature; One end of described first temperature detect switch (TDS) is connected with the second terminal, and the other end is connected with the low temperature terminal of the second temperature detect switch (TDS); The high temperature terminal of described second temperature detect switch (TDS) is connected with the second terminal, and the input terminal of the second temperature detect switch (TDS) is connected with second source terminal; Described kettle body is provided with the master switch that the free end of bimetal leaf can be pressed into the position contacted with high temperature terminal.
The operation principle of above-mentioned electric heating kettle is as follows:
Time to boil water, utilize master switch to be pressed into by the free end of bimetal leaf and contact with high temperature terminal, thus be communicated with the second terminal of second source terminal and electric heating plate, electric current flows through electric heating plate, is the water heating in kettle.When poach is opened and is reached predetermined temperature, the free end action of bimetal leaf and disengaging with high temperature terminal, and be connected with low temperature terminal, complete water boiling function, now because water temperature is higher than reset temperature, first temperature detect switch (TDS) is off state, is therefore off state, electric heating plate power-off between the second terminal of electric heating plate and second source terminal.
After losing thermal source, water temperature can constantly reduce, when water temperature is lower than operating temperature, first temperature detect switch (TDS) transfers connected state to, now the second terminal of electric heating plate is communicated with second source terminal by the first temperature detect switch (TDS), electric heating plate energising work, is the water heating in kettle; Water temperature raises gradually, and after water temperature is higher than reset temperature, the first temperature detect switch (TDS) transfers off-state to again, and electric heating plate power-off quits work, and goes round and begins again like this, achieves heat insulation function, and the water temperature in kettle can remain between reset temperature, operating temperature.By selecting first temperature detect switch (TDS) with suitable return temperature, operating temperature, the water temperature in kettle can be made to remain in required temperature range.
Further, for avoiding controlling confusion, described predetermined temperature is higher than reset temperature.
Further, for cost-saving, described first temperature detect switch (TDS) is kick switches.Kick switches is the temperature controller of a kind of bimetal leaf as the temperature module, when electrical equipment normally works, bimetal leaf is in free state, contact is in closed/off-state, when temperature reaches operating temperature, bimetal leaf is heated and produces internal stress and rapidly action, opened/closed contact, cut off/connect circuit, thus play temperature control function.Kick switches has been widely used in, in various electrical equipment, repeating no more herein.
Water temperature after poach is opened, can remain in suitable temperature range by the electric heating kettle with heat insulation function of the present utility model, such as, say in applicable temperature range of directly drinking, convenient for users.
Accompanying drawing explanation
Fig. 1 ~ 4 are fundamental diagrams with the electric heating kettle of heat insulation function of the present utility model.
Fig. 5 is the schematic diagram of the second temperature detect switch (TDS) in the utility model.
Accompanying drawing indicates: 1, electric heating plate; 11, the first terminal; 12, the second terminal; 2, the first power supply terminal; 3, second source terminal; 4, low temperature terminal; 5, high temperature terminal; 6, input terminal; 7, housing; 8, bimetal leaf; 9, master switch; K1, the first temperature detect switch (TDS); K2, the second temperature detect switch (TDS).
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the effect and operation principle etc. of detailed description of the invention of the present utility model as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
Embodiment 1:
As shown in the figure, the electric heating kettle with heat insulation function of the present embodiment comprises the kettle body (kettle body not shown in FIG.) being provided with electric heating plate 1, described kettle body is provided with two power supply terminals for being electrically connected with city, i.e. the first power supply terminal 2 and second source terminal 3, key is that described electric heating plate 1 has the first terminal 11 and the second terminal 12, described the first terminal 11 is connected with the first power supply terminal 2, and the second terminal 12 is connected with second source terminal 3 by temperature conditioning unit; Described temperature conditioning unit comprises the first temperature detect switch (TDS) K1 and the second temperature detect switch (TDS) K2, and described first temperature detect switch (TDS) K1 is kick switches, being communicated with lower than during operating temperature, and disconnecting higher than during reset temperature; Described second temperature detect switch (TDS) K2 comprises the housing 7 being provided with low temperature terminal 4, high temperature terminal 5 and input terminal 6, a bimetal leaf 8 is provided with in described housing 7, one end of described bimetal leaf 8 to be fixed on housing 7 and to be connected with input terminal 6, the free end of bimetal leaf 8 is between low temperature terminal 4 and high temperature terminal 5, and the free end of bimetal leaf 8 is higher than the rapid action because of the internal stress of self during predetermined temperature, is connected with low temperature terminal 4; One end of described first temperature detect switch (TDS) K1 is connected with the second terminal 12, and the other end is connected with the low temperature terminal 4 of the second temperature detect switch (TDS) K2; The high temperature terminal 5 of described second temperature detect switch (TDS) K2 is connected with the second terminal 12, and the input terminal 6 of the second temperature detect switch (TDS) K2 is connected with second source terminal 3; Described kettle body is provided with the master switch 9 that the free end of bimetal leaf 8 can be pressed into the position contacted with high temperature terminal 5, and the top of housing 7 is provided with opening, and master switch 9 is from top to bottom through above-mentioned opening.
Above-mentioned predetermined temperature is higher than reset temperature, and reset temperature is higher than operating temperature, and in the present embodiment, predetermined temperature is 99 DEG C, and reset temperature is 50 DEG C, and operating temperature is 30 DEG C.
Above-mentioned master switch 9 has position-limit mechanism, two different positions can be rested on to make this master switch 9, one of them position is the free end of bimetal leaf 8 can be pressed into the state contacted with high temperature terminal 5, and another position is the state that the free end of bimetal leaf 8 and high temperature terminal 5 disengage.The switch that above-mentioned master switch 9 can adopt current electric kettle generally to use, repeats no more herein.
The operation principle of above-mentioned electric heating kettle is as follows:
As shown in Figure 1, time to boil water, utilize master switch 9 to be pressed into by the free end of bimetal leaf 8 to contact with high temperature terminal 5, thus be communicated with the second terminal 12 of second source terminal 3 and electric heating plate 1, electric current flows through electric heating plate 1, for the water heating in kettle, now because water temperature is lower than operating temperature, the first temperature detect switch (TDS) K1 is connected state.
As shown in Figure 2, water temperature raises gradually, and after water temperature is higher than reset temperature, the first temperature detect switch (TDS) K1 transfers off-state to, and now second source terminal 3 still keeps connected state with the second terminal 12 of electric heating plate 1, and electric heating plate 1 keeps heating.
As shown in Figure 3, when poach is opened and is reached predetermined temperature, the free end action of bimetal leaf 8 and disengaging with high temperature terminal 5, and be connected with low temperature terminal 4, complete water boiling function, now because water temperature is higher than reset temperature, the first temperature detect switch (TDS) K1 is off state, therefore state is off, electric heating plate 1 power-off between the second terminal 12 of electric heating plate 1 and second source terminal 3.
As shown in Figure 4, after losing thermal source, water temperature can constantly reduce, when water temperature is lower than operating temperature, first temperature detect switch (TDS) K1 transfers connected state to, now the second terminal 12 of electric heating plate 1 is communicated with second source terminal 3 by the first temperature detect switch (TDS) K1, and electric heating plate 1 is energized work, is the water heating in kettle.
As shown in Figure 3, water temperature raises gradually, and after water temperature is higher than reset temperature, the first temperature detect switch (TDS) K1 transfers off-state to again, and electric heating plate 1 power-off quits work.
Go round and begin again like this, achieve heat insulation function, the water temperature in kettle can remain between reset temperature, operating temperature.By selecting the first temperature detect switch (TDS) K1 with suitable return temperature, operating temperature, the water temperature in kettle can be made to remain in required temperature range.
Claims (3)
1. one kind has the electric heating kettle of heat insulation function, comprise the kettle body being provided with electric heating plate, described kettle body is provided with two power supply terminals for being electrically connected with city, it is characterized in that described electric heating plate has the first terminal and the second terminal, described the first terminal is connected with the first power supply terminal, and the second terminal is connected with second source terminal by temperature conditioning unit; Described temperature conditioning unit comprises the first temperature detect switch (TDS) and the second temperature detect switch (TDS), and described first temperature detect switch (TDS) is being communicated with lower than during operating temperature, and disconnecting higher than during reset temperature, described reset temperature is higher than operating temperature; Described second temperature detect switch (TDS) comprises the housing being provided with low temperature terminal, high temperature terminal and input terminal, a bimetal leaf is provided with in described housing, one end of described bimetal leaf to be fixed on housing and to be connected with input terminal, the free end of bimetal leaf is between low temperature terminal and high temperature terminal, and the free end of bimetal leaf is being connected with low temperature terminal higher than during predetermined temperature; One end of described first temperature detect switch (TDS) is connected with the second terminal, and the other end is connected with the low temperature terminal of the second temperature detect switch (TDS); The high temperature terminal of described second temperature detect switch (TDS) is connected with the second terminal, and the input terminal of the second temperature detect switch (TDS) is connected with second source terminal; Described kettle body is provided with the master switch that the free end of bimetal leaf can be pressed into the position contacted with high temperature terminal.
2. the electric heating kettle with heat insulation function according to claim 1, is characterized in that described predetermined temperature is higher than reset temperature.
3. the electric heating kettle with heat insulation function according to claim 1 and 2, is characterized in that described first temperature detect switch (TDS) is kick switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798947.7U CN204467786U (en) | 2014-12-17 | 2014-12-17 | There is the electric heating kettle of heat insulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798947.7U CN204467786U (en) | 2014-12-17 | 2014-12-17 | There is the electric heating kettle of heat insulation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204467786U true CN204467786U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420798947.7U Expired - Fee Related CN204467786U (en) | 2014-12-17 | 2014-12-17 | There is the electric heating kettle of heat insulation function |
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| Country | Link |
|---|---|
| CN (1) | CN204467786U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490263A (en) * | 2014-12-17 | 2015-04-08 | 信宜市汇美电器有限公司 | Electric heating kettle with heat preservation function |
-
2014
- 2014-12-17 CN CN201420798947.7U patent/CN204467786U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104490263A (en) * | 2014-12-17 | 2015-04-08 | 信宜市汇美电器有限公司 | Electric heating kettle with heat preservation function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20151217 |
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| EXPY | Termination of patent right or utility model |