CN208692968U - A kind of control system automatically switching voltage and electric kettle - Google Patents
A kind of control system automatically switching voltage and electric kettle Download PDFInfo
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- CN208692968U CN208692968U CN201820407053.9U CN201820407053U CN208692968U CN 208692968 U CN208692968 U CN 208692968U CN 201820407053 U CN201820407053 U CN 201820407053U CN 208692968 U CN208692968 U CN 208692968U
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Abstract
The utility model provides a kind of control system that can automatically switch voltage, belongs to electric kettle technical field, it solves existing electric kettle and cannot automatically switch voltage and leads to inconvenient problem with use.The control system that voltage can automatically switch includes power supply line, heater element group, further includes voltage commutation circuit；Power supply line is electrically connected with voltage commutation circuit, is used for voltage commutation circuit input voltage signal；Voltage commutation circuit is electrically connected with heater element group, for identification the voltage signal of power supply line input, issues enabled instruction to heater element group.The application is without manually removing the other components such as operation button or replacement plug, it only needs power supply line plugging socket, the voltage signal inputted from power supply line can be automatically identified using voltage commutation circuit, to corresponding starting heater element group, therefore the application simplifies structure, operation, have the advantages that intelligence degree is high, improves the convenience used.The application also provides a kind of electric kettle.
Description
Technical field
The utility model relates to electric kettle technical fields, can automatically switch the control system of voltage more particularly to one kind
And electric kettle.
Background technique
Electric kettle has become a kind of popular small household appliances.Such as Chinese patent literature CN2187915Y is in 1995
On January 25, in discloses a kind of safety electric heating kettle.It by kettle, water is inserted into mounted in the socket of kettle side and on socket
Electrothermal tube composition in pot.It is characterized in that installing heat-conducting plate on electrothermal tube additional, heat conducting pipe is filled on heat-conducting plate, heat conducting pipe is provided with control
The temperature relay of electric wire circuit in electrothermal tube processed.It is said that it is 220V that the structure, which is applicable in AC supply voltage, power can be
1500-2000W etc., and by heat transfer, temperature relay can automatically cut off electric wire circuit in heat conducting pipe, it is ensured that peace
Entirely.The standard AC power supply voltage that various countries use is generally 220V-240V or 110V-130V, as user to other national trips
When row or exploration, it is disadvantageous in that existing for above-mentioned patent: if not taking suitable electric kettle, leads to electric kettle
It cannot use.
In addition, being also in another prior art at present, such as Patent document number CN201798534U discloses one kind
The electric kettle of applicable different voltages, and specifically disclose including the pedestal and heat generating components in setting bottle body, heat generating components
It is electrically connected with temperature control and overheating protection component, it is characterized in that the heat generating components passes through the electricity on voltage-selected switch and pedestal
Source connection component is connected；Heat generating components is made of the first heat-generating pipe and the second heat-generating pipe.Shortcoming existing for above-mentioned patent exists
Operating selection switch is needed to select voltage in: user, and intelligence degree is low, and the use of such user is brought
Inconvenience, especially when switching damage, the electric kettle of this patent will be unable to using.
By in consideration of it, the utility model provides a kind of control system that can automatically switch voltage.
In addition, the utility model also provides a kind of electric kettle.
Utility model content
In view of the above problem existing for existing technology, the purpose of this utility model is to provide one kind can automatically switch electricity
The control system and electric kettle of pressure, the utility model at least the technical problem to be solved is that: how to automatically switch voltage, with
Improve convenience, the versatility of operation.
The purpose of this utility model can be realized by the following technical scheme:
A kind of control system automatically switching voltage and electric kettle, including power supply line, heater element group, further include electricity
Press switching circuit；
Power supply line is electrically connected with the voltage commutation circuit, is used for the voltage commutation circuit input voltage signal；
Voltage commutation circuit is electrically connected with the heater element group, for identification the voltage signal of the power supply line input,
Enabled instruction is issued to the heater element group.
Further, the voltage commutation circuit includes voltage identification unit, heater element group control unit and control
Processor, the heater element group control unit are electrically connected with the voltage identification unit, control processor respectively；
Voltage identification unit is electrically connected with the power supply line, for identification the voltage signal of the power supply line input, to institute
State heater element group control unit, control processor issues corresponding instruction；
Control processor is electrically connected with the heater element group control unit, for handling the voltage identification unit
Output signal, Xiang Suoshu heater element group issue enabled instruction.
Preferably, the voltage identification unit includes first resistor, second resistance, diode, voltage-stabiliser tube, optocoupler, described
First resistor first end is connected to the power supply line, and the first resistor second end is connected to second resistance first end, and described
Two resistance second ends are connected to power supply line, and the diode is in parallel with the second resistance, the second resistance first end and institute
Voltage-stabiliser tube parallel connection is stated, described voltage-stabiliser tube one end is connected with the optocoupler first end, the optocoupler second end and second electricity
Resistance second end is connected, and optocoupler third end is connected to the heater element group control unit.
It preferably, further include display screen, display driver circuit, the display screen is connected with the display driver circuit,
The display driver circuit is connected with the control processor.
Preferably, the control processor is single-chip microcontroller.
Further, the heater element group includes the first heat-generating pipe, second fever in parallel with first heat-generating pipe
Pipe, first heat-generating pipe and the second heat-generating pipe are connected with the voltage commutation circuit respectively.
It preferably, further include the first fuse, the second fuse, the first fuse first end is connected to power supply line,
The first fuse second end is connected to the first heat-generating pipe；The second fuse first end is connected to power supply line, and described
Two fuse second ends are connected to the second heat-generating pipe.
The application also provides a kind of electric kettle, including bottle body, further includes the control that can automatically switch voltage as described above
System processed.
It preferably, further include heat-generating disc, the heater element group is wrapped in the heat-generating disc.
Preferably, the bottle body is made of silica gel material.
As described above, the utility model relates to one kind can automatically switch the control system and electric kettle of voltage, have
Below the utility model has the advantages that
After the application utilizes the above-mentioned control system for automatically switching voltage and electric kettle, compared with prior art,
Without manually removing the other components such as operation button or replacement plug, it is only necessary to power supply line be plugged socket, switched using voltage
Circuit can automatically identify the voltage signal inputted from power supply line, thus corresponding starting heater element group, therefore this
Application simplifies structure, operation, has the advantages that intelligence degree is high, and then improve the convenience used, versatility.
Detailed description of the invention
Fig. 1 is the control system architecture schematic diagram that one kind can automatically switch voltage；
Fig. 2 is that one kind can automatically switch the control system of voltage and the voltage commutation circuit schematic diagram of electric kettle；
Fig. 3 is electric water heating kettle structure exploded view.
Component label instructions
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It should be clear that structure depicted in this specification attached drawing, ratio, size etc., only to cooperate specification revealed
Content is not intended to limit the utility model enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, this is practical not influencing
Under novel the effect of can be generated and the purpose that can reach, should all still fall in the revealed technology contents of the utility model can contain
In the range of lid.Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term,
Narration is merely convenient to be illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified,
Under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.Specific structure can refer to patent application
Attached drawing be illustrated.
A kind of control system automatically switching voltage and electric kettle, as shown in Figure 1, including power supply line 1, heater element
Group 2, further includes voltage commutation circuit 3；
Power supply line 1 is electrically connected with the voltage commutation circuit 3, for believing to 3 input voltage of voltage commutation circuit
Number；
Voltage commutation circuit 3 is electrically connected with the heater element group 2, the voltage letter that the power supply line 1 inputs for identification
Number, Xiang Suoshu heater element group 2 issues enabled instruction.
After the application utilizes the above-mentioned control system for automatically switching voltage and electric kettle, compared with prior art,
Without manually removing the other components such as operation button or replacement plug, it is only necessary to power supply line be plugged socket, switched using voltage
Circuit 3 can automatically identify the voltage signal inputted from power supply line 1, thus corresponding starting heater element group 2, therefore
The application simplifies structure, operation, has the advantages that intelligence degree is high, and then improve the convenience used, versatility.
Further, as shown in Figure 1, the voltage commutation circuit 3 includes voltage identification unit 31, heater element group control
Unit 32 and control processor 33 processed, the heater element group control unit 32 respectively with the voltage identification unit 31, control
Processor 33 processed is electrically connected；
Voltage identification unit 31 is electrically connected with the power supply line 1, the voltage signal that the power supply line 1 inputs for identification,
Corresponding instruction is issued to the heater element group control unit 32, control processor 33；
Control processor 33 is electrically connected, for handling the voltage identification list with the heater element group control unit 32
The output signal of member 31, Xiang Suoshu heater element group 2 issue enabled instruction.
In general, the first is voltage range between 100V-130V, another there are two types of our voltages that use are basic
Kind is between 220V-240V, and when power supply line 1 is connected the voltage between upper 100V-130V by user, voltage switching is electric
The voltage identification unit 31 on road 3 can automatically identify that the voltage is low voltage signal, then be transferred to the low voltage signal
Heater element group control unit 32, to start corresponding heater element；When power supply line 1 is connected upper 220V-240V by user
Between voltage when, the voltage identification unit 31 of voltage commutation circuit 3 can automatically identify the voltage be high voltage signal, so
The high voltage signal is transferred in control processor 33 afterwards, then fever will be transferred to by control processor 33 after signal processing
Element group control unit 32, to start corresponding heater element；In this way, the automatic switching procedure of voltage can be completed, it is not necessarily to
Manually remove the other components such as operation button or replacement plug, it is only necessary to power supply line 1 be plugged into socket, utilize voltage commutation circuit
3 can automatically identify the voltage signal inputted from power supply line 1, therefore have the advantages that intelligence degree is high, and then improve
The convenience that uses.
Specifically, as shown in Fig. 2, the voltage identification unit 31 includes first resistor 311, second resistance 312, diode
313, voltage-stabiliser tube 314, optocoupler 315,311 first end of first resistor are connected to the power supply line 1, the first resistor 311
Second end is connected to 312 first end of second resistance, and 312 second end of second resistance is connected to power supply line 1, the diode
313 is in parallel with the second resistance 312, and 312 first end of second resistance is in parallel with the voltage-stabiliser tube 314, the voltage-stabiliser tube
314 one end are connected with 315 first end of optocoupler, and 315 second end of optocoupler is connected with 312 second end of second resistance
It connects, the 315 third end of optocoupler is connected to the heater element group control unit 32.
Preferably, in order to display in real time the control system and electric kettle use state that can automatically switch voltage, such as Fig. 2
It is shown, it further include display screen 4, display driver circuit 5, the display screen 4 is connected with the display driver circuit 5, described aobvious
Show that driving circuit 5 is connected with the control processor 33, user can grasp control system by display screen 4 in real time to be made
It is very convenient so as to timely adjust with state.
Preferably, as shown in Fig. 2, the control processor 33 is single-chip microcontroller.
Specifically, as shown in figures 1 and 3, the heater element group 2 includes the first heat-generating pipe 21 and first fever
Second heat-generating pipe 22 in parallel of pipe 21, first heat-generating pipe 21 and the second heat-generating pipe 22 switch electricity with the voltage respectively
Road 3 is connected.
As shown in figure 3, further including the first fuse for further protection the first heat-generating pipe 21 and the second heat-generating pipe 22
6, the second fuse 7,6 first end of the first fuse are connected to power supply line 1, and 6 second end of the first fuse is connected to
First heat-generating pipe 21；Second fuse, 7 first end is connected to power supply line 1, and 7 second end of the second fuse is connected to
Two heat-generating pipes 22 can prevent corresponding first heat-generating pipe 21 and second using the first fuse 6 and the second fuse 7
Heat-generating pipe 22 is burnt out, to extend the service life of first heat-generating pipe 21 and the second heat-generating pipe 22.
As shown in figure 3, the application also provides a kind of electric kettle, including bottle body 8, it further include that can cut automatically as described above
Change the control system of voltage.
It as shown in figs. 1 and 3, further include heat-generating disc 9 in order to preferably place heater element group 2, the heater element group 2
It is wrapped in the heat-generating disc 9, is damaged to avoid heater element group 2, while also can be improved the beauty of electric kettle entirety
Degree.
Preferably, as shown in figure 3, the bottle body 8 is by silica gel in order to avoid electric kettle is fallen on the ground and is damaged
Material is made, and using the feature with strong elasticity of silica gel, will not generate destruction to electric kettle bottle body 8 is fallen on the ground
Property damage, so as to extend the service life of electric kettle.
As described above, the utility model relates to one kind can automatically switch the control system and electric kettle of voltage, have with
It is lower the utility model has the advantages that
After the application utilizes the above-mentioned control system for automatically switching voltage and electric kettle, compared with prior art,
Without manually removing the other components such as operation button or replacement plug, it is only necessary to power supply line be plugged socket, switched using voltage
Circuit can automatically identify the voltage signal inputted from power supply line, thus corresponding starting heater element group, therefore this
Application simplifies structure, operation, has the advantages that intelligence degree is high, and then improve the convenience used, versatility.
In conclusion the utility model effectively overcomes various shortcoming in the prior art and has high industrial exploitation value
Value.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (10)
1. one kind can automatically switch the control system of voltage, including power supply line (1), heater element group (2), it is characterised in that: also
Including voltage commutation circuit (3)；
Power supply line (1) is electrically connected with the voltage commutation circuit (3), for believing to the voltage commutation circuit (3) input voltage
Number；
Voltage commutation circuit (3) is electrically connected with the heater element group (2), for identification the voltage of power supply line (1) input
Signal, Xiang Suoshu heater element group (2) issue enabled instruction.
2. the control system according to claim 1 for automatically switching voltage, it is characterised in that: the voltage commutation circuit
It (3) include voltage identification unit (31), heater element group control unit (32) and control processor (33), the fever member
Part group control unit (32) is electrically connected with the voltage identification unit (31), control processor (33) respectively；
Voltage identification unit (31) is electrically connected with the power supply line (1), for identification the voltage letter of power supply line (1) input
Number, Xiang Suoshu heater element group control unit (32), control processor (33) issue corresponding instruction；
Control processor (33) is electrically connected, for handling the voltage identification list with the heater element group control unit (32)
The output signal of first (31), Xiang Suoshu heater element group (2) issue enabled instruction.
3. the control system according to claim 2 for automatically switching voltage, it is characterised in that: the voltage identification unit
It (31) include first resistor (311), second resistance (312), diode (313), voltage-stabiliser tube (314), optocoupler (315), described
One resistance (311) first end is connected to the power supply line (1), and first resistor (311) second end is connected to second resistance
(312) first end, second resistance (312) second end are connected to power supply line (1), the diode (313) and described second
Resistance (312) is in parallel, and second resistance (312) first end is in parallel with the voltage-stabiliser tube (314), the voltage-stabiliser tube (314) one
End is connected with the optocoupler (315) first end, optocoupler (315) second end and the second resistance (312) second end phase
Connection, optocoupler (315) the third end is connected to the heater element group control unit (32).
4. the control system according to claim 2 for automatically switching voltage, it is characterised in that: further include display screen (4),
Display driver circuit (5), the display screen (4) are connected with the display driver circuit (5), the display driver circuit (5)
It is connected with the control processor (33).
5. the control system according to claim 2 for automatically switching voltage, it is characterised in that: the control processor
It (33) is single-chip microcontroller.
6. the control system according to claim 1 for automatically switching voltage, it is characterised in that: the heater element group
It (2) include the first heat-generating pipe (21), second heat-generating pipe (22) in parallel with the first heat-generating pipe (21), first heat-generating pipe
(21) it is connected respectively with the voltage commutation circuit (3) with the second heat-generating pipe (22).
7. the control system according to claim 6 for automatically switching voltage, it is characterised in that: further include the first fuse
(6), the second fuse (7), the first fuse (6) first end are connected to power supply line (1), first fuse (6)
Two ends are connected to the first heat-generating pipe (21)；Second fuse (7) first end is connected to power supply line (1), second insurance
Silk (7) second end is connected to the second heat-generating pipe (22).
8. a kind of electric kettle, including bottle body (8), it is characterised in that: further include that claim 1-7 is described in any item can be automatic
Switch the control system of voltage.
9. electric kettle according to claim 8, it is characterised in that: further include heat-generating disc (9), the heater element group
(2) heat-generating disc (9) are wrapped in.
10. electric kettle according to claim 8, it is characterised in that: the bottle body (8) is made of silica gel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407053.9U CN208692968U (en) | 2018-03-24 | 2018-03-24 | A kind of control system automatically switching voltage and electric kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820407053.9U CN208692968U (en) | 2018-03-24 | 2018-03-24 | A kind of control system automatically switching voltage and electric kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208692968U true CN208692968U (en) | 2019-04-05 |
Family
ID=65913156
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820407053.9U Active CN208692968U (en) | 2018-03-24 | 2018-03-24 | A kind of control system automatically switching voltage and electric kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208692968U (en) |
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2018
- 2018-03-24 CN CN201820407053.9U patent/CN208692968U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220126 Address after: 528322 one of plot 24-2, Fu'an Industrial Zone (phase I), Liandu village committee, Leliu sub district office, Shunde District, Foshan City, Guangdong Province Patentee after: FOSHAN SHUNDE FASHION ELECTRIC APPLIANCES MFG. CO.,LTD. Address before: 528324 No. 10, Fuyu Shichong Road, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG XIAOTUN ELECTRICAL TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |