CN108523652A - A kind of safety electric shock-prevention electric kettle - Google Patents
A kind of safety electric shock-prevention electric kettle Download PDFInfo
- Publication number
- CN108523652A CN108523652A CN201810301040.8A CN201810301040A CN108523652A CN 108523652 A CN108523652 A CN 108523652A CN 201810301040 A CN201810301040 A CN 201810301040A CN 108523652 A CN108523652 A CN 108523652A
- Authority
- CN
- China
- Prior art keywords
- kettle body
- phase inverter
- conductive metal
- kettle
- pot lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses a kind of safety electric shock-prevention electric kettles, including spout, pot lid, handle, kettle body and pedestal, the kettle body is set on the base, it is rotatablely connected between the pot lid and kettle body, spout is arranged the side roof part in kettle body and is integrally formed with kettle body, and the pot lid is hollow structure, middle stem is equipped at the center of pot lid, spring is fixed on middle stem, the other end of spring is fixed on mobile fixture block, and the position that the top of kettle body corresponds to a part for mobile fixture block is equipped with block.Safety electric shock-prevention electric kettle of the present invention increases detection of electrical leakage part on the basis of common electric kettle, alarm can be sent out when encountering electric kettle electric leakage, and disconnect the power switch of hot-water bottle heating part, to avoid the generation of electric shock accidents, effectively increases children and old man uses the safety of electric kettle.
Description
Technical field
The present invention relates to a kind of electric kettle, specifically a kind of safety electric shock-prevention electric kettle.
Background technology
Electric kettle is household electrical appliance common in daily life, can quick boiled hot water, and it is easy to use, because
This is liked that existing electric kettle all has intelligent control function mostly, can be closed automatically after boiling water by people
It closes, achievees the purpose that energy saving and anti-dry, but hot-water bottle is easy in the case where aging is used for a long time because of originals such as shell infiltrations
Because leaking electricity, and existing hot-water bottle mostly uses greatly metal material, once the entire shell that leaks electricity can charge, old man and child
Great security risk may be will produce when use, it is therefore desirable to be improved.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of safety electric shock-prevention electric kettle
Problem.
To achieve the above object, the present invention provides the following technical solutions:
A kind of safety electric shock-prevention electric kettle, including spout, pot lid, handle, kettle body and pedestal, the kettle body are arranged in pedestal
On, it is rotatablely connected between the pot lid and kettle body, spout is arranged the side roof part in kettle body and is integrally formed with kettle body, the pot
Lid is hollow structure, and middle stem is equipped at the center of pot lid, is fixed with spring on middle stem, the other end of spring is fixed on movement
On fixture block, the mobile U-shaped structure of fixture block, and the top half for moving fixture block stretches out the left side of pot lid, moves under fixture block
Half part is equipped with inclined end, and the position that the top of kettle body corresponds to a part for mobile fixture block is equipped with block, block and fixture block
Movable switch is formed, handle is mounted on handle, and the bottom outside of the kettle body is equipped with conductive sheet and conductive metal column, conductive sheet
It is connected with conductive metal column by wire, the inside of pedestal is equipped with conductive metal card with the corresponding position of conductive metal column
Slot, when kettle body is placed on pedestal, conductive metal column is docked with conductive metal card slot, and chassis interior is additionally provided with controller, is led
It is electrically connected between electric metal card slot and controller.
Preferred embodiment as the present invention:The controller includes conductive metal card slot A, phase inverter U1, resistance R1 and electricity
Hold C1, the output end of the input terminal of conductive metal card slot A the connection resistance R1 and phase inverter U1, phase inverter U1 connects resistance
The input terminal of a fixing end and phase inverter U2 of R2, potentiometer RP1, the other end of the other end connection resistance R2 of resistance R1 and
Cathode, the cathode of power supply E, the emitter of triode VT1, the potentiometer of the other end connection diode D2 of capacitance C1, capacitance C1
The sliding end of another fixing end and potentiometer RP1 of RP1, the input terminal of the output end connection phase inverter U3 of phase inverter U2 and anti-
The input terminal of phase device U6, the cathode of the output end connection diode D3 of phase inverter U3, the anode connection resistance R4 of diode D3 and
The input terminal of phase inverter U4, the input terminal of output end connection the resistance R5 and phase inverter U5 of phase inverter U4, the output of phase inverter U5
The other end of the other end connection resistance R5 of end connection capacitance C2, power supply VCC and buzzer B, resistance R4 and capacitance C2's is another
End, the base stage of the output end connecting triode VT1 of phase inverter U6, the collector connection relay J of triode VT1, relay J's
The other end connects the other end of buzzer B, and contact one end J-1 of relay J connects power supply VCC, and the other end connects power switch,
The other end of power switch is grounded.
Preferred embodiment as the present invention:It is additionally provided with work light on the pedestal.
Preferred embodiment as the present invention:The rated voltage of the power supply VCC is 9V.
Preferred embodiment as the present invention:The contact position of the spout and kettle body is equipped with strainer.
Preferred embodiment as the present invention:The model 9013 of the triode VT1.
Preferred embodiment as the present invention:The relay J is normally-closed contact relay.
Preferred embodiment as the present invention:The phase inverter U1-U6 is preferred but is not limited to 74LS04 chips.
Compared with prior art, the beneficial effects of the invention are as follows:Safety electric shock-prevention electric kettle of the present invention is in common electric heating
Detection of electrical leakage part is increased on the basis of kettle, can send out alarm when encountering electric kettle electric leakage, and break
The power switch for opening hot-water bottle heating part effectively increases children and old man and uses electricity to avoid the generation of electric shock accidents
The safety of hot-water bottle.
Description of the drawings
Fig. 1 is the structure of safety electric shock-prevention electric kettle.
The internal circuit diagram of Fig. 2 devices in order to control.
Fig. 3 is the circuit diagram of power supply VCC generation circuits.
In figure:1- spouts, 2- movements fixture block, 3- springs, stem in 4-, 5- pot lids, 6- handles, 7- kettle bodies, 8- conductive sheets,
9- conductive metals column, 10- conductive metals card slot, 11- controllers, 12- indicator lights, 13- blocks, 14- pedestals.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-3, a kind of safety electric shock-prevention electric kettle, including spout 1, pot lid 5, handle 6, kettle body 7 and pedestal
14, the kettle body 7 is arranged on pedestal 14, is rotatablely connected between the pot lid 5 and kettle body 7, spout is arranged in the side of kettle body
Top is simultaneously integrally formed with kettle body, and the pot lid 5 is hollow structure, and middle stem 4 is equipped at the center of pot lid 5, is consolidated on middle stem 4
There are spring 3, the other end of spring 3 to be fixed on mobile fixture block 2 surely, 2 U-shaped structure of mobile fixture block, and the upper half of mobile fixture block 2
The left side of pot lid 5 is stretched out in part, and the lower half portion of mobile fixture block 2 is equipped with inclined end, and the top of kettle body 7 corresponds to mobile fixture block
The position of 2 part is equipped with block 13, and block 13 forms movable switch with fixture block 2, and handle 6 is mounted on handle 6, the pot
The bottom outside of body 7 is equipped with conductive sheet 8 and conductive metal column 9, and conductive sheet 8 is connected by wire with conductive metal column 9, bottom
The inside of seat 14 is equipped with conductive metal card slot 10 with the corresponding position of conductive metal column 9, when kettle body 7 is placed on pedestal 14,
Conductive metal column 9 is docked with conductive metal card slot 10, and controller 11, conductive metal card slot 10 and control are additionally provided with inside pedestal 14
It is electrically connected between device 11.
The present invention operation principle be:Pot lid in the design is internally provided with a U-shaped mobile fixture block 2, mobile fixture block 2
Rear end be connected on the newel 4 inside pot lid 5 by spring 3, the lower half portion front end of mobile fixture block 2 is equipped with inclined end
Portion, when pressing down pot lid 5, under the action of tilting section and spring, to pot lid contract, pot lid 5 closes entire mobile fixture block 2
Movement fixture block 2 resets under the action of spring 3 again when tight, is then blocked by block 13, has the function that locking, block 13
Effect can not only limit mobile fixture block 2, be also prevented from tilt pour when, water from the top of kettle body 7 flow out,
When needing to open pot lid 5, the top half that mobile fixture block 2 stretches out pot lid 5 need to be only pressed, mobile fixture block 2 will be in manpower
It is moved with rear under the action of spring, and then easily opens pot lid 5, the electroshock-proof function in the design passes through conductive sheet 8, conductive metal
Column 9, conductive metal card slot 10 and controller 11 realize that 8 installation by adhering of conductive sheet connects in kettle body 7, and by conducting wire
Conductive metal column 9, conductive metal column 9 are just stuck in the conductive metal card slot 10 in kettle body when kettle body 7 is mounted on pedestal 14
It is interior, conducting circuit is formed, the position that pedestal 14 corresponds to conductive metal column 9 is equipped with the aperture passed through convenient for conductive metal column 9, once
Kettle body 7 is leaked electricity, then conductive sheet 8 sends signal, controller 11 by conductive metal column 9 and conductive metal card slot 10 to controller 11
It cuts off the power and switchs and send out alarm, controller 11 is specific as shown in Fig. 2, the phase inverter U1 in circuit is as analog circuit
Using, there is higher input impedance, conductive metal card slot A then electric signal can be input in phase inverter U1 if there is electricity for it,
Phase inverter U1 is sent to phase inverter U2 and carries out shaping after being amplified signal, the 50Hz alternations of approximate square waves are exported by phase inverter U2
Signal goes to control subsequent circuit, and phase inverter U4 and phase inverter U5 cooperation resistance R4, resistance R5 and capacitance C2 constitute a multi resonant
Oscillator, phase inverter U3 and phase inverter U6 by the output reverse phase of U2, take respectively control oscillator whether starting of oscillation and triode VT1
Conducting, unlatching and relay J conductings, relay J controllers contact J-1 to control loudspeaker B disconnect, and reach earth leakage protective
Purpose.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of safety electric shock-prevention electric kettle, including spout(1), pot lid(5), handle(6), kettle body(7)And pedestal(14), institute
State kettle body(7)It is arranged in pedestal(14)On, the pot lid(5)With kettle body(7)Between be rotatablely connected, spout is arranged the one of kettle body
Side roof part is simultaneously integrally formed with kettle body, which is characterized in that the pot lid(5)For hollow structure, pot lid(5)Center at be equipped with
Stem(4), middle stem(4)On be fixed with spring(3), spring(3)The other end be fixed on mobile fixture block(2)On, the movement
Fixture block(2)U-shaped structure, and mobile fixture block(2)Top half stretch out pot lid(5)Left side, mobile fixture block(2)Lower half
It is arranged with inclined end, kettle body(7)Top correspond to mobile fixture block(2)A part position be equipped with block(13), block
(13)With fixture block(2)Form movable switch, handle(6)Mounted on handle(6)On, the kettle body(7)Bottom outside be equipped with lead
Electric piece(8)With conductive metal column(9), conductive sheet(8)Pass through wire and conductive metal column(9)It is connected, pedestal(14)It is interior
Portion and conductive metal column(9)Corresponding position be equipped with conductive metal card slot(10), work as kettle body(7)It is placed on pedestal(14)When upper,
Conductive metal column(9)With conductive metal card slot(10)Docking, pedestal(14)Inside is additionally provided with controller(11), conductive metal card slot
(10)With controller(11)Between be electrically connected, controller(11)Including conductive metal card slot A, phase inverter U1, resistance R1 and capacitance
C1, the input terminal of conductive metal card slot A the connection resistance R1 and phase inverter U1, the output end connection resistance R2 of phase inverter U1,
The input terminal of a fixing end and phase inverter U2 of potentiometer RP1, the other end and electricity of the other end connection resistance R2 of resistance R1
Hold C1, cathode, the cathode of power supply E, the emitter of triode VT1, the potentiometer RP1 of the other end connection diode D2 of capacitance C1
Another fixing end and potentiometer RP1 sliding end, the input terminal and reverse phase of the output end connection phase inverter U3 of phase inverter U2
The input terminal of device U6, the cathode of the output end connection diode D3 of phase inverter U3, the anode connection resistance R4 of diode D3 and anti-
The input terminal of phase device U4, the input terminal of output end connection the resistance R5 and phase inverter U5 of phase inverter U4, the output end of phase inverter U5
The other end of the other end and capacitance C2 of the other end connection resistance R5 of capacitance C2, power supply VCC and buzzer B, resistance R4 is connected,
The base stage of the output end connecting triode VT1 of phase inverter U6, the collector connection relay J of triode VT1, relay J's is another
One end connects the other end of buzzer B, and contact one end J-1 of relay J connects power supply VCC, and the other end connects power switch, electricity
The other end of source switch is grounded.
2. a kind of safety electric shock-prevention electric kettle according to claim 1, which is characterized in that the pedestal(14)On also set
There is work light 12.
3. a kind of safety electric shock-prevention electric kettle according to claim 1, which is characterized in that the spout and kettle body connect
It touches position and is equipped with strainer.
4. a kind of safety electric shock-prevention electric kettle according to claim 1, which is characterized in that the power supply VCC's is specified
Voltage is 9V.
5. a kind of safety electric shock-prevention electric kettle according to claim 1, which is characterized in that the type of the triode VT1
Number be 9013.
6. a kind of safety electric shock-prevention electric kettle according to claim 1, which is characterized in that the relay J is normally closed
Contact relay.
7. a kind of safety electric shock-prevention electric kettle according to claim 1, which is characterized in that the phase inverter U1-U6 is excellent
It selects but is not limited to 74LS04 chips.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810301040.8A CN108523652A (en) | 2018-04-04 | 2018-04-04 | A kind of safety electric shock-prevention electric kettle |
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CN201810301040.8A CN108523652A (en) | 2018-04-04 | 2018-04-04 | A kind of safety electric shock-prevention electric kettle |
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CN108523652A true CN108523652A (en) | 2018-09-14 |
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CN201810301040.8A Pending CN108523652A (en) | 2018-04-04 | 2018-04-04 | A kind of safety electric shock-prevention electric kettle |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109636774A (en) * | 2018-11-08 | 2019-04-16 | 宁波旭磊电子科技有限公司 | Safety basement scene drive system |
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EP0148464A1 (en) * | 1984-01-07 | 1985-07-17 | Heinrich Baumgarten KG Spezialfabrik für Beschlagteile | Pressure cooker |
CN101034772A (en) * | 2006-03-06 | 2007-09-12 | 浙江家泰电器制造有限公司 | Bottom base of electric jug jack |
CN101236866A (en) * | 2008-02-13 | 2008-08-06 | 浙江正泰建筑电器有限公司 | Current-leakage protection switch for forward non-buckle release machine |
CN101601554A (en) * | 2009-07-15 | 2009-12-16 | 罗全恩 | Novel multifunctional household food processor with automatic protection functions |
CN102425896A (en) * | 2011-12-16 | 2012-04-25 | 合肥荣事达三洋电器股份有限公司 | Manually operated ice machine |
CN203226664U (en) * | 2013-04-23 | 2013-10-09 | 黄大春 | Cover for electric kettles |
CN204789846U (en) * | 2015-06-21 | 2015-11-18 | 加减乘除(福建)通讯科技股份有限公司 | Portable leakage detection appearance |
CN205752815U (en) * | 2016-05-16 | 2016-11-30 | 国家电网公司 | A kind of safety electric shock-prevention socket circuit |
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2018
- 2018-04-04 CN CN201810301040.8A patent/CN108523652A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0148464A1 (en) * | 1984-01-07 | 1985-07-17 | Heinrich Baumgarten KG Spezialfabrik für Beschlagteile | Pressure cooker |
CN101034772A (en) * | 2006-03-06 | 2007-09-12 | 浙江家泰电器制造有限公司 | Bottom base of electric jug jack |
CN101236866A (en) * | 2008-02-13 | 2008-08-06 | 浙江正泰建筑电器有限公司 | Current-leakage protection switch for forward non-buckle release machine |
CN101601554A (en) * | 2009-07-15 | 2009-12-16 | 罗全恩 | Novel multifunctional household food processor with automatic protection functions |
CN102425896A (en) * | 2011-12-16 | 2012-04-25 | 合肥荣事达三洋电器股份有限公司 | Manually operated ice machine |
CN203226664U (en) * | 2013-04-23 | 2013-10-09 | 黄大春 | Cover for electric kettles |
CN204789846U (en) * | 2015-06-21 | 2015-11-18 | 加减乘除(福建)通讯科技股份有限公司 | Portable leakage detection appearance |
CN205752815U (en) * | 2016-05-16 | 2016-11-30 | 国家电网公司 | A kind of safety electric shock-prevention socket circuit |
Non-Patent Citations (1)
Title |
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上海市安全生产科学研究所: "《低压电工作业人员安全技术》", 30 September 2013 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109636774A (en) * | 2018-11-08 | 2019-04-16 | 宁波旭磊电子科技有限公司 | Safety basement scene drive system |
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Application publication date: 20180914 |
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