CN102790321B - Two temperature-control electric kettle socket - Google Patents
Two temperature-control electric kettle socket Download PDFInfo
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- CN102790321B CN102790321B CN201110232175.1A CN201110232175A CN102790321B CN 102790321 B CN102790321 B CN 102790321B CN 201110232175 A CN201110232175 A CN 201110232175A CN 102790321 B CN102790321 B CN 102790321B
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- temperature
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- electrothermal tube
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Abstract
The invention discloses a kind of two temperature-control electric kettle socket, relate to liquid heating technical field, overcome high cost, the electric leakage potential safety hazard of the two temperature control socket device existence of insulating pot and affect the design defect such as thermostat component capabilities.The present invention includes two thermostat, two temperature controlled base, cover plate and two temperature control protective cover, wherein two thermostat comprises water and opens auto-power-off device, anti-dry burning device and open the operating circuit element of auto-power-off device and anti-dry burning device for controlling water; Steam temperature or electrothermal tube protruding part temperature reach corresponding design temperature, and two thermostat comprises water and opens auto-power-off device and will touch corresponding component power-off.Realize water and open automatic circuit break function and burning prevention function.Especially design button and pedestal directly vertical engage with the direct insertion pedestal of neon lamp and spring contact, overall structure is simplified, more easily assemble, and the wearing and tearing to parts can be reduced; The insulating pot of different size can be widely used in.
Description
Technical field
The invention belongs to liquid heating technical field, especially for the socket device of insulating pot, specifically, relate to a kind of two temperature-control electric kettle socket.
Background technology
The development of science and technology promotes the life of the mankind and makes rapid progress, and the household electrical appliance of A wide selection of colours and designs are also very easy to our daily life, and the various insulating pot circulated in market especially let us has and selects widely.But, although should see that the various insulating pot circulated in the market brings certain convenience to our life, also there are some defects, still need to improve.
The critical component realizing client secure insulating pot easy to use is the socket device of insulating pot.Existing insulating pot mode of heating has also been opened power-down mode and has been installed the mode of heating improvement of anti-dry burning device additional from the direct mode of heating of simple electrothermal tube to water.Simple water is opened power-down mode and is adopted water to open rear perception weight saving and power-off; or the power-off by heat sensor direct perception water temperature; namely realize water by the method for sensing of weight or temperature and cut-off electricity; serve protective effect, but to anhydrous dry combustion method or there be the situation of External Force Acting on kettle not have effect.Installing anti-dry burning device additional is then raised and auto-breaking by perception electrothermal tube temperature anomaly, but function singleness, be difficult to realize water and open auto-breaking.
In this context, there is water and cut-off the demand that electricity and two temperature control sockets of burning prevention function become huge on focus and market that current techniques is studied.But there is design defect to a certain extent in the two temperature control socket device of already present insulating pot, if: the patent No. is 01237200.5, " Double safety electric kettle " namely adopts the thermostat of bimetallic sheet structure, bimetal leaf is opened closed element as circuit, the variations in temperature of variations in temperature and electrothermal tube is opened by sheet metal perception water, sheet metal also expands open circuit under the influence of the temperature, but this thermostat part and electrothermal tube coexist in kettle housing, this is constructively to waterproof, anticreep have requirements at the higher level, and also pollution-free exotic material will be adopted in material, virtually add manufacturing cost, and there is electric leakage potential safety hazard, the patent No. be 200720114911.2 " a kind of insulating pot " adopt steam thermostat, specifically steam by channel injection to thermal sensitive piece, thermal sensitive piece is out of shape under the influence of the temperature as circuit element, thus make steam thermostat action deenergization, but steam enters in switch housing body cavity and can not discharge in time, it is moist that the time has grown chamber environment, even form ponding, not only affect the performance of thermostat in chamber, reduction of service life, also have the potential safety hazard of electric leakage.These obviously can not meet the market demand facilitating human lives.
Summary of the invention
The object of the present invention is the defect overcoming the existence of above-mentioned insulating pot, in line with the principle that client is easy to use and safe, there is provided a kind of and can realize the function that water opens auto-breaking, can dry combustion method be prevented again, particularly effectively isolate two temperature-control electric kettle sockets that steam affects circuit element.
It is as follows that the present invention solves the problems of the technologies described above adopted technical scheme:
Two temperature-control electric kettle socket, comprise two thermostat, two temperature controlled base, cover plate and two temperature control protective cover, wherein two thermostat comprises water and opens auto-power-off device, anti-dry burning device and open the operating circuit element of auto-power-off device and anti-dry burning device for controlling water; Described operating circuit element comprises the inserted sheet be arranged on two temperature controlled base, the N pole static contact, L pole movable contact spring and the grounding wafer that are connected with inserted sheet, the L pole static contact be connected with electrothermal tube and N pole movable contact spring, two contact springs and neon lamp; The silver contact of L pole active and static contact is corresponding, and the silver contact of N pole active and static contact is corresponding; Two contact springs contact with N pole movable contact spring with L pole static contact respectively; The two ends of neon lamp contact with the opposite side of two contact springs respectively; Steam temperature or electrothermal tube protruding part temperature reach corresponding design temperature, and two thermostat comprises water and opens auto-power-off device and will touch corresponding component power-off.
Described water is opened auto-power-off device and is comprised vapor metal sheet, button, spring leaf and Steam Actuation bar; Move corresponding with the steam hole that kettle body is offered of vapor metal sheet coordinates, breaking by bond distance, fulcrum is corresponding with the springing part of being heated that vapor metal sheet three is isolated dynamic to be coordinated, button other end fulcrum should move with Steam Actuation pole pair and coordinate, and move corresponding with circuit element N pole movable contact spring of Steam Actuation bar coordinates.
Draw-in groove is established in the inner both sides, button central pivot point place that described water opens auto-power-off device, engages with the pedestal of two temperature control socket is directly vertical; Button central pivot point place establishes rib in outside two ends, engages with two temperature detect switch (TDS).
Described anti-dry burning device comprises anti-dry sheet metal, anti-dry catch bar and safety post.
Anti-dry sheet metal is fastened on outside the cover plate of two temperature control socket, contacts with the protruding part of electrothermal tube; Anti-dry catch bar is installed in the cover board hole of two temperature control socket, and one end and anti-dry sheet metal corresponding the moving of springing part of being heated coordinates, and move corresponding with L pole movable contact spring of the other end coordinates; Safety post is installed in the cover board hole of two temperature control socket, and the Flange Plane location contacts of one end and electrothermal tube, the other end inserts in safety spring, and safety spring is connected with N pole movable contact spring.
Described neon lamp and electrothermal tube adopt parallel circuits.
Described neon lamp two ends are directly inserted in two temperature controlled base by plain conductor, and two contact springs suppress respectively on wire.
N pole static contact in operating circuit element in described two thermostats, L pole movable contact spring, grounding wafer, L pole static contact, N pole movable contact spring and the equal fixed placement of contact spring, in the circular recess of two temperature controlled base, have cover plate to fasten outward, isolate with kettle body; There is two temperature control protective cover to fasten outside two temperature controlled base, and have fastened by screw.
Beneficial effect of the present invention is:
1, high security: temperature control is accurate, not easily produces malfunctioning, and has multiple protective; Equal fixed placement is in the circular recess of two temperature controlled base except neon lamp for operating circuit element, and have cover plate to fasten outward and isolate with kettle body, the pedestal entirety of socket has protective cover to be isolated from the outside, and effectively avoids electric leakage or the temperature-controlled member potential safety hazard caused such as malfunctioning; ,
2, low-loss: adopt the promotion of being heated of vapor metal sheet to carry out water and open auto-breaking operation, operating circuit element in two thermostat is all placed in the circular recess of two temperature controlled base, has cover plate to fasten outward, isolates with steam, effective protection against the tide, extends the useful life of each element;
3, convenience: the button in two thermostat engages with the pedestal of socket is directly vertical; The neon lamp playing indicative function directly inserts two thermostat base interior, is connected in circuit, simplified structure, more easily assembles with spring contact;
4, wide applicability: to the adjustment at Steam Actuation position, the overall dimensions of socket is shortened, not only cost reduces, and is widely used in the insulating pot of different size.In addition, vapor metal sheet of the present invention can set temperature sensor, avoids because of landform difference (as height above sea level height), natural conditions such as climate difference (temperature difference is large) and cause water not cut-off electricity or long-time water opens the quality problems such as non-power-off.
Accompanying drawing explanation
Fig. 1 is assembling product figure of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is overall structure schematic diagram of the present invention.
Embodiment
Be described in detail below in conjunction with the embodiment of the drawings and specific embodiments to the two temperature-control electric kettle socket of the present invention.
With reference to Fig. 1, two temperature-control electric kettle socket, comprise two thermostat, two temperature controlled base 1, cover plate 2 and two temperature control protective cover 3, two thermostat is the most foundation of socket, and it comprises the operating circuit element that water is opened auto-power-off device, anti-dry burning device and opened auto-power-off device and anti-dry burning device for controlling water.
Described water is opened auto-power-off device and is comprised vapor metal sheet 4, button 5, spring leaf 6 and Steam Actuation bar 7; Move corresponding with the steam hole that kettle body is offered of vapor metal sheet 4 coordinates, move corresponding with the springing part of being heated that vapor metal sheet 4 three is isolated of the long disconnected fulcrum of button 5 coordinates, move corresponding with Steam Actuation bar 7 of button 5 other end fulcrum coordinates, and move corresponding with circuit element N pole movable contact spring 18 of Steam Actuation bar 7 coordinates.
Draw-in groove is established in the inner both sides, button 5 central pivot point place that described water opens auto-power-off device, and engage with the pedestal 1 of two temperature control socket is directly vertical, designs simplification, more easily assembles, and can reduce the wearing and tearing to parts.Button 5 central pivot point place establishes rib in outside two ends, engages, can not only play the effect that global design is attractive in appearance, more can facilitate the accurate button of user with two temperature detect switch (TDS) 8.
Described anti-dry burning device comprises anti-dry sheet metal 9, anti-dry catch bar 10 and safety post 11.
Described anti-dry sheet metal 9 is fastened on outside the cover plate 2 of two temperature control socket, contacts during work with the protruding part of electrothermal tube; Anti-dry catch bar 10 is installed in cover plate 2 hole of two temperature control socket, and one end and anti-dry sheet metal 9 corresponding the moving of springing part of being heated coordinates, and move corresponding with L pole movable contact spring 15 of the other end coordinates; Safety post 11 is installed in cover plate 2 hole of two temperature control socket, and the Flange Plane location contacts of one end and electrothermal tube during work, the other end inserts in safety spring 12, and safety spring 12 is connected with N pole movable contact spring 18.Safety post can adopt the resistance to fuel wood matter of fusing point within the scope of 220 DEG C ~ 260 DEG C to make, as the cylinder that nylon66 fiber is made.
Described operating circuit element comprises the inserted sheet 13 be arranged on two temperature controlled base, the N pole static contact 14 be connected with inserted sheet, L pole movable contact spring 15 and grounding wafer 16, the L pole static contact 17 be connected with electrothermal tube and N pole movable contact spring 18, two contact springs 19 and neon lamp 20; The silver contact of L pole active and static contact is corresponding, and the silver contact of N pole active and static contact is corresponding; Two contact springs 19 contact with N pole movable contact spring 18 with L pole static contact 17 respectively; The two ends of neon lamp 20 contact with the opposite side of two contact springs 19 respectively.
Electrothermal tube when described neon lamp 20 and work adopts parallel circuits.
Described neon lamp 20 two ends are directly inserted in two temperature controlled base by plain conductor, and two contact springs 19 suppress respectively on wire.The direct insertion mounting means playing the neon lamp of indicative function had both facilitated the installation of product, can prevent again the insecure neon lamp of indicative function that caused of wiring from not working.
The equal fixed placement of N pole static contact 14 in operating circuit element in described two thermostats, L pole movable contact spring 15, grounding wafer 16, L pole static contact 17, N pole movable contact spring 18 and contact spring 19 is in the circular recess of two temperature controlled base 1, there is cover plate 2 to fasten outward, isolate with kettle body; There is two temperature control protective cover 3 to fasten outside two temperature controlled base, and have fastened by screw, effectively prevent the potential safety hazards such as electric leakage.
Vapor metal sheet 4 and anti-dry sheet metal 9 all can according to needing to set fixing operating temperature respectively when making, steam temperature or electrothermal tube protruding part temperature reach corresponding design temperature, vapor metal sheet 4 or anti-dry sheet metal 9 by action, and touch corresponding component.
Under non operating state, the silver contact contact of L pole active and static contact; Push up with the safety post 11 of electrothermal tube Flange Plane location contacts and press safety spring 12, the N pole movable contact spring 18 be connected with safety spring 12 presses down by pulling of safety spring, now the silver contact contact of N pole active and static contact; Anti-dry catch bar 10 locates non operating state temporarily; Button 5 is in non operating state, and Steam Actuation bar 7 presses down by button 5 power, touches movable contact spring 18, N pole, N pole active and static contact silver contact and is separated.Now, even if switch on power, because N pole active and static contact silver contact is separated, circuit is in off-state.
Switch on power, push button 5, button 5 support end corresponding with Steam Actuation bar 7 tilts, and now Steam Actuation bar 7 is takeofing without under pressure condition, and N pole movable contact spring 18 contacts with N pole static contact 14 silver contact under the downforce effect only having safety spring 12.The circuit debugging that two thermostat and electrothermal tube form, electrothermal tube electrified regulation is heated up water, and the neon lamp 20 that play indicative function in parallel with electrothermal tube now lights.When water is heated to boiling, spray outside the steam hole place that steam is offered by conduit to kettle body, the vapor metal sheet 4 corresponding with steam hole is heated, and when reaching the operating temperature that it sets firmly, vapor metal sheet 4 is heated springing, and touches the long end fulcrum of button 5 correspondence.Button 5 is resetted by the elastic force effect of the spring leaf 6 stuck, now button 5 other end fulcrum touches Steam Actuation bar 7, make it press down, touch N pole movable contact spring 18, N pole active and static contact silver contact is separated, thus the circuit making two thermostat and electrothermal tube form disconnects, the neon lamp 20 playing indicative function extinguishes.Electrothermal tube power-off stops heating, and this is that two normal water of temperature-control electric kettle socket opens automatic circuit break function.
In kettle when anhydrous or water level non-submergence electrothermal tube on the low side, depresses button 5, although Steam Actuation bar 7 takeoffs, the silver contact contact of N pole active and static contact, the circuit debugging that two thermostat and electrothermal tube form, but because electrothermal tube can not get the cooling of water, its temperature raises rapidly, the anti-dry sheet metal 9 contacted with electrothermal tube protruding part is responded to and is heated, when temperature reach anti-dry sheet metal set firmly temperature time, anti-dry sheet metal 9 is heated springing, promote anti-dry catch bar 10, anti-dry catch bar 10 presses down and touches L pole movable contact spring 15, make the silver contact of L pole active and static contact separately, thus the circuit making two thermostat and electrothermal tube form disconnects, electrothermal tube power-off stops heating.
The more a lot of safe power-off effect of arriving prompting or short-term of burning prevention function of anti-dry sheet metal 9 and anti-dry catch bar 10.When long-time unattended electric kettle uses, the safety effect of this kind of anti-dry control is limited.Once the temperature of electrothermal tube protruding part declines, anti-dry sheet metal 9 will reset, and anti-dry catch bar 10 is in non operating state, and the silver contact contact of L pole active and static contact, circuit debugging, electrothermal tube electrified regulation, anti-dry action will constantly repeat.Continue for a long time, will make the too fast aging or damage of parts, the probability that security incident occurs rises.This kind of situation or when anti-dry sheet metal 9 be heated springing slow time, melt with the safety post 11 of electrothermal tube Flange Plane location contacts, safety post length after fusing shortens, the former safety spring 12 pressed down by safety post 11 is upspring under non-pressure state, N pole movable contact spring 18 separates with N pole static contact 14 by the pulling force effect of safety spring, circuit thoroughly disconnects, and electrothermal tube stops heating.This is the safety post safety effect of two temperature-control electric kettle socket, realizes multiple protective, effectively prevents the malfunctioning security incident caused of socket temperature-controlled member.
Claims (2)
1. pair temperature-control electric kettle socket, comprise two thermostat, two temperature controlled base (1), cover plate (2) and two temperature control protective cover (3), described two thermostats comprise water and open auto-power-off device, anti-dry burning device and open the operating circuit element of auto-power-off device and anti-dry burning device for controlling water; Operating circuit element comprises the inserted sheet (13) be arranged on two temperature controlled base, N pole static contact (14) be connected with inserted sheet, L pole movable contact spring (15) and grounding wafer (16), L pole static contact (17) be connected with electrothermal tube and N pole movable contact spring (18), two contact springs (19) and neon lamp (20); The silver contact of L pole active and static contact is corresponding, and the silver contact of N pole active and static contact is corresponding; Two contact springs (19) contact with N pole movable contact spring (18) with L pole static contact (17) respectively; Steam temperature or electrothermal tube protruding part temperature reach corresponding design temperature, and two thermostat comprises water and opens auto-power-off device and will touch corresponding component power-off; Described water is opened auto-power-off device and is comprised vapor metal sheet (4), button (5), spring leaf (6) and Steam Actuation bar (7); Move corresponding with the steam hole that kettle body is offered of vapor metal sheet (4) coordinates, move corresponding with the springing part of being heated that vapor metal sheet (4) three is isolated of the long disconnected fulcrum of button (5) coordinates, move corresponding with Steam Actuation bar (7) of button (5) other end fulcrum coordinates, and move corresponding with circuit element N pole movable contact spring (18) of Steam Actuation bar (7) coordinates; The equal fixed placement of N pole static contact (14) in described operating circuit element, L pole movable contact spring (15), grounding wafer (16), L pole static contact (17), N pole movable contact spring (18) and contact spring (19) is in the circular recess of two temperature controlled base (1), there is cover plate (2) to fasten outward, isolate with kettle body; It is characterized in that
:described neon lamp (20) and electrothermal tube adopt parallel circuits; The two ends of neon lamp (20) contact with the opposite side of two contact springs (19) respectively; Described neon lamp (20) two ends are directly inserted in two temperature controlled base (1) by plain conductor, and two contact springs (19) are suppressed respectively on wire; Described button (5) central pivot point place establishes draw-in groove in inner both sides, engages with the pedestal (1) of two temperature control socket is directly vertical; Button (5) central pivot point place establishes rib in outside two ends, engages with two temperature detect switch (TDS) (8); There is two temperature control protective cover (3) to fasten outside two temperature controlled base (1), and have fastened by screw; Described anti-dry burning device comprises anti-dry sheet metal (9), anti-dry catch bar (10) and safety post (11); Safety post (11) is installed in cover plate (2) hole of two temperature control socket, the Flange Plane location contacts of one end and electrothermal tube, the other end inserts in safety spring (12), and safety spring (12) is connected with N pole movable contact spring (18); Safety post (11) adopts the resistance to fuel wood matter of fusing point within the scope of 220 DEG C ~ 260 DEG C to make;
When long-time unattended electric kettle uses, melt with the safety post (11) of electrothermal tube Flange Plane location contacts, safety post length after fusing shortens, the former safety spring (12) pressed down by safety post (11) is upspring under non-pressure state, N pole movable contact spring (18) separates with N pole static contact (14) by the pulling force effect of safety spring, circuit thoroughly disconnects, and electrothermal tube stops heating; Described anti-dry sheet metal (9) is fastened on cover plate (2) outside of two temperature control socket, contacts with the protruding part of electrothermal tube; Anti-dry catch bar (10) is installed in cover plate (2) hole of two temperature control socket, and one end and anti-dry sheet metal (9) corresponding the moving of springing part of being heated coordinates, and move corresponding with L pole movable contact spring (15) of the other end coordinates; Vapor metal sheet (4) can set avoid because landform is different, climate difference cause water not cut-off temperature sensor that electricity or long-time water open non-power-off quality problems; Anti-dry sheet metal (9) can according to the operating temperature needing setting fixing, steam temperature or electrothermal tube protruding part temperature reach corresponding design temperature, vapor metal sheet (4) or anti-dry sheet metal (8) by action, and touch corresponding component.
2. according to claim 1 pair of temperature-control electric kettle socket, is characterized in that: the cylinder that described safety post (11) is made for nylon66 fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110232175.1A CN102790321B (en) | 2011-08-15 | 2011-08-15 | Two temperature-control electric kettle socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110232175.1A CN102790321B (en) | 2011-08-15 | 2011-08-15 | Two temperature-control electric kettle socket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102790321A CN102790321A (en) | 2012-11-21 |
| CN102790321B true CN102790321B (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110232175.1A Expired - Fee Related CN102790321B (en) | 2011-08-15 | 2011-08-15 | Two temperature-control electric kettle socket |
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| Country | Link |
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| CN (1) | CN102790321B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103598811B (en) * | 2013-11-15 | 2015-12-02 | 佛山市汇莱德电器有限公司 | A kind of novel electric-heating thermos |
| CN104716475B (en) * | 2015-04-03 | 2017-02-01 | 章振周 | Socket special for electric kettle |
| CN104716543B (en) * | 2015-04-03 | 2017-05-17 | 邱建忠 | Automatic control socket special for electric heating kettle |
| CN107259983B (en) * | 2017-08-07 | 2018-12-18 | 魏盛锋 | Automatic water filling insulating pot |
| CN113397382A (en) * | 2021-08-09 | 2021-09-17 | 温州雷凡科技有限公司 | Electronic temp. controller for electric kettle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2344891Y (en) * | 1998-09-25 | 1999-10-20 | 鄞县荣华电器塑料机模厂 | Double-safety alarm socket for electric kettle |
| CN2504753Y (en) * | 2001-10-25 | 2002-08-07 | 邵志成 | Socket with improved temp induction control structure |
| CN1440708A (en) * | 2003-02-25 | 2003-09-10 | 邵志成 | Electric connector and liquid heating container |
| CN201489371U (en) * | 2009-07-28 | 2010-05-26 | 甘跃斌 | Temperature controller of quick electric kettle |
-
2011
- 2011-08-15 CN CN201110232175.1A patent/CN102790321B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2344891Y (en) * | 1998-09-25 | 1999-10-20 | 鄞县荣华电器塑料机模厂 | Double-safety alarm socket for electric kettle |
| CN2504753Y (en) * | 2001-10-25 | 2002-08-07 | 邵志成 | Socket with improved temp induction control structure |
| CN1440708A (en) * | 2003-02-25 | 2003-09-10 | 邵志成 | Electric connector and liquid heating container |
| CN201489371U (en) * | 2009-07-28 | 2010-05-26 | 甘跃斌 | Temperature controller of quick electric kettle |
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| Publication number | Publication date |
|---|---|
| CN102790321A (en) | 2012-11-21 |
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Owner name: FENGHUA YILIDA PLASTIC CO., LTD. Free format text: FORMER OWNER: ZHANG XIAYI Effective date: 20130627 |
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Effective date of registration: 20130627 Address after: 315500 No. 428 South Main Road, Ningbo, Zhejiang, Fenghua Applicant after: Zhang Xiayi Address before: Fenghua dragon city Yuelin street 315500 Zhejiang city of Ningbo Province Jin is building 21 Room 302 Applicant before: Zhang Xiayi |
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