CN205913251U - Take bee calling organ's electric kettle control circuit - Google Patents
Take bee calling organ's electric kettle control circuit Download PDFInfo
- Publication number
- CN205913251U CN205913251U CN201620491322.5U CN201620491322U CN205913251U CN 205913251 U CN205913251 U CN 205913251U CN 201620491322 U CN201620491322 U CN 201620491322U CN 205913251 U CN205913251 U CN 205913251U
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- CN
- China
- Prior art keywords
- electric kettle
- switch
- control circuit
- temperature controller
- buzzer
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Abstract
The utility model discloses a take bee calling organ's electric kettle control circuit, through adopting the automatic power off switch of steam type, after the water in the electric kettle was boiled, the meeting steam raising made the sheetmetal among the steam switch appeared by heat altered, the switch of bounceing automatically, open circuit, adopt the temperature controller, played the dry -burning prevention guard action in electric kettle, adopt the thermal fuse ware, when aforesaid switch all out of action the time, along with the rising of temperature, the thermal fuse ware can be fused, makes electric kettle cut off the power supply, and this application design pilot lamp HL and current limiting resistor R establish ties, and boil water heater and be in parallelly connected state, be in the route when the electric kettle circuit, boil watery attitude, when boiling water heater and having operating voltage, HL can give out light, and water heating phase is boiled in the instruction. Be higher than 96 DEG C when the temperature, the automatic power off switch disconnection back of steam type, the electric kettle circuit is in switching -off state, and the pilot lamp HL extinguish, and the utility model discloses a security is high, and the design cost is low, and market perspective is good.
Description
Technical field
This utility model is related to control circuit field, particularly to a kind of control circuit for electric kettle.
Background technology
The use of electric kettle is more and more universal, largely facilitates the life of people, but the use of electric kettle
Safety also increasingly causes the attention of people, and the safety of electric kettle is mainly reflected in this block of control circuit, therefore electric hot water
The design on control circuit of kettle is particularly important.
Utility model content
This utility model is to solve above-mentioned technical problem it is proposed that a kind of control circuit for electric kettle with buzzer, leads to
Cross design team-type automatic power-off switch, temperature controller, thermal cut-off and buzzer, to realize the security control of insulating pot.
The technical solution adopted in the utility model is: a kind of control circuit for electric kettle with buzzer, comprising: steam type
Automatic switch, temperature controller, thermal cut-off, heater；Described steam type automatic switch one end is connected with live wire, and steam type is opened automatically
Close the other end to be connected with temperature controller first end, described temperature controller second end is connected with thermal cut-off first end, described thermal cut-off
Second end is connected with heater first end, and described heater second end is connected with zero line；Also include buzzer, described buzzer
One end is connected with temperature controller first end, and described buzzer second end is connected with zero line.
Further, also include display lamp, described display lamp first end is connected with temperature controller first end, described display lamp
Two ends are connected with heater second end.
Further, also include current-limiting resistor, described current-limiting resistor is connected with display lamp, the first of current-limiting resistor
End is connected with display lamp second end, and the second end of current-limiting resistor is connected with zero line.
The beneficial effects of the utility model: the control circuit for electric kettle with buzzer of the present utility model, by adopting
Team-type automatic power-off switch, after the water in electric kettle is boiled, can produce steam, so that the sheet metal in steam cock is heated
Deformation, switch of automatically upspringing, disconnecting circuit；Using temperature controller, serve in electric kettle and prevent dryouting protective effect, such as kettle
Put when long on the heaters, can repeatedly heat, the water in kettle can constantly reduce, when water level is too low or dry-fire condition
When, the bimetallic sector-meeting work in temperature controller, so that circuit is disconnected；Using thermal cut-off, when aforesaid switch is all ineffective
When, the rising (139 DEG C about) with temperature, thermal cut-off can be blown, and makes electric kettle power-off；And the application designs
Display lamp (neon tube) hl and current-limiting resistor r series connection, be in parallel connection with heater to boil water, when electric kettle circuit be in logical
Road, state to boil water, when heater to boil water has voltage power supply, hl can light, and indicates heated condition to boil water.When water temperature is higher than 96 DEG C,
After team-type automatic power-off switch disconnect, electric kettle circuit is in off state, and display lamp hl extinguishes, and this utility model
Safe, design cost is low, and market application foreground is good.
Brief description
The control circuit for electric kettle with buzzer that Fig. 1 provides for this utility model.
Specific embodiment
For ease of skilled artisan understands that technology contents of the present utility model, below in conjunction with the accompanying drawings to this utility model
Content is explained further.
As shown in figure 1, the technical solution of the utility model is: a kind of control circuit for electric kettle with buzzer, comprising:
Steam type automatic switch s1, temperature controller st, thermal cut-off 1, current-limiting resistor 3, display lamp 4, heater 2；Described steam type is certainly
Dynamic switch s1 one end is connected with live wire l, and the steam type automatic switch s1 other end is connected with temperature controller st first end, described temperature controller
St second end is connected with thermal cut-off 1 first end, and described thermal cut-off 1 second end is connected with heater 2 first end, described heating
Device 2 second end is connected with zero line n；Also include buzzer 5, described buzzer 5 first end is connected with temperature controller st first end, described
Buzzer 5 second end is connected with zero line n.
Described display lamp 4 first end is connected with temperature controller st first end, described display lamp 4 second end and heater 2 second
End connects.
Described current-limiting resistor 3 is connected with display lamp 4, and the first end of current-limiting resistor 3 is connected with display lamp 4 second end,
Second end of current-limiting resistor 3 is connected with zero line n.
Work process of the present utility model is: by adopting team-type automatic power-off switch, when the water in electric kettle is boiled
After, steam can be produced, make the sheet metal temperature distortion in steam cock, switch of automatically upspringing, disconnecting circuit；Using temperature control
Device, serves in electric kettle and prevents dryouting protective effect, put on the heaters, can repeatedly heat, in kettle when as long in kettle
Water can constantly reduce, when water level is too low or dry-fire condition, bimetallic sector-meeting in temperature controller work, so that circuit is broken
Open；Using thermal cut-off, when aforesaid switch is all ineffective, the rising (139 DEG C about) with temperature, hot melt breaks
Device can be blown, and makes electric kettle power-off；And the application design display lamp (neon tube) hl and current-limiting resistor r series connection, and boils
Water heater is in parallel connection, when electric kettle circuit is in path, state to boil water, and when heater to boil water has voltage power supply,
Hl can light, and indicates heated condition to boil water.When water temperature is higher than 96 DEG C, after team-type automatic power-off switch disconnect, electric kettle electricity
Road is in off state, and display lamp hl extinguishes, and of the present utility model safe, and design cost is low, market application foreground
Well；When above-mentioned three kinds of situations occur, buzzer warning can be triggered.
Those of ordinary skill in the art will be appreciated that, embodiment described here is to aid in reader and understands this reality
With new principle it should be understood that protection domain of the present utility model is not limited to such special statement and embodiment.
For a person skilled in the art, this utility model can have various modifications and variations.All in spirit of the present utility model
Within principle, any modification, equivalent substitution and improvement made etc., should be included in right of the present utility model
Within.
Claims (3)
1. a kind of control circuit for electric kettle with buzzer is it is characterised in that include: steam type automatic switch, temperature controller, heat
Fuse, heater；Described steam type automatic switch one end is connected with live wire, the steam type automatic switch other end and temperature controller the
One end connects, and described temperature controller second end is connected with thermal cut-off first end, described thermal cut-off second end and heater first
End connects, and described heater second end is connected with zero line；Also include buzzer, described buzzer first end and temperature controller first end
It is connected, described buzzer second end is connected with zero line.
2. a kind of control circuit for electric kettle with buzzer according to claim 1 is it is characterised in that also include indicating
Lamp, described display lamp first end is connected with temperature controller first end, and described display lamp second end is connected with heater second end.
3. a kind of control circuit for electric kettle with buzzer according to claim 1 is it is characterised in that also include current limliting
Resistor, described current-limiting resistor is connected with display lamp, and the first end of current-limiting resistor is connected with display lamp second end, current limliting electricity
Second end of resistance device is connected with zero line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620491322.5U CN205913251U (en) | 2016-05-26 | 2016-05-26 | Take bee calling organ's electric kettle control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620491322.5U CN205913251U (en) | 2016-05-26 | 2016-05-26 | Take bee calling organ's electric kettle control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205913251U true CN205913251U (en) | 2017-02-01 |
Family
ID=57876341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620491322.5U Expired - Fee Related CN205913251U (en) | 2016-05-26 | 2016-05-26 | Take bee calling organ's electric kettle control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205913251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105832148A (en) * | 2016-05-26 | 2016-08-10 | 成都灯岛科技有限公司 | Electric kettle control circuit with buzzer |
-
2016
- 2016-05-26 CN CN201620491322.5U patent/CN205913251U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105832148A (en) * | 2016-05-26 | 2016-08-10 | 成都灯岛科技有限公司 | Electric kettle control circuit with buzzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Guangming Inventor before: Zhang Kai |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170629 Address after: 528434, Zhongshan, Guangdong province Fu Sha Town Road side Patentee after: Zhongshan City Ming Lai Electrical Appliance Industry Co., Ltd. Address before: West high tech Zone Fucheng Road in Chengdu city of Sichuan province 610041 399 No. 5 Building 1 unit 8 floor No. 10 Patentee before: Chengdu Dengdao Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20190526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |