CN102340089B - Multipoint wireless connector of electric kettle - Google Patents
Multipoint wireless connector of electric kettle Download PDFInfo
- Publication number
- CN102340089B CN102340089B CN201110199419.0A CN201110199419A CN102340089B CN 102340089 B CN102340089 B CN 102340089B CN 201110199419 A CN201110199419 A CN 201110199419A CN 102340089 B CN102340089 B CN 102340089B
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- China
- Prior art keywords
- metal
- insulation
- outer ring
- annulated column
- connector
- Prior art date
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- Expired - Fee Related
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- 239000002184 metal Substances 0.000 claims abstract description 99
- 229910052751 metal Inorganic materials 0.000 claims abstract description 99
- 238000009413 insulation Methods 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 210000003205 muscle Anatomy 0.000 claims description 17
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 5
- 239000010931 gold Substances 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 2
- 150000002739 metals Chemical class 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 3
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Cookers (AREA)
Abstract
The present invention relates to a kind of multipoint wireless connector of electric kettle, including upper and lower connector, it it is the metallic elastic intermediate plate being connected with electrical network PE pole power supply in the middle part of lower connector, being sequentially provided with insulation annulated column, the metal ferrules being connected with electrical network N pole power supply and outer ring insulation annulated column outside metallic elastic intermediate plate, insulation annulated column inner side and outer side is respectively provided with a metal belt sheet being connected with electrical network L pole power supply and two assistant metal straps outside；Metal inserting column it is provided with, respectively every being provided with N pole and L pole elastic sheet metal each one and two assistant spring sheet metals outside metal inserting column in the middle part of upper connector；After upper and lower connector combines, the metal inserting column of upper connector and each elastic sheet metal is the most corresponding with the metallic elastic intermediate plate of lower connector, metal ferrules and metal belt sheet contacts connection, thus realize heating up water, the control of the several functions such as insulation, display, solve prior art exist pot body space little, temperature is high, quality is difficult to ensure the deficiencies such as card.
Description
Technical field
Present invention belongs to household electrical appliance technical field, a kind of electronic kettle multipoint wireless of design
Connector.
Background technology
Water pot steps into ordinary hundred the most widely as a kind of convenient and practical household electrical appliance
Surname other.Along with the generally raising of popular life level, current people the most no longer meet conventional water
Stew single function of heating up water, the most various can show water temperature, water temperature is set, keep water temperature etc.
The electronic kettle product of function arises at the historic moment the most one after another.
Traditional water pot, either electronic kettle or mechanical water pot, its structure is all divided into line seat
With pot body two parts, can be by the lower connector that is contained on line seat be contained in pot body between two parts
On upper connector be connected.The currently known electronic water manufactured based on three point attachment device structure
Pot, owing to connector can only provide single-phase three-wire power supply L line, N line, PE (ground wire), so
In addition to temperature-sensing element needs to be arranged on the place that pot body can sense water temperature change, electronics
The electronic circuit board control part of water pot just can be only installed at water pot pot body heat-generating disc bottom.Actual
In application, this structure is limited by space, when water pot pot water, and its printed substrate PCB
On environment temperature will constantly raise, tend to exceed the heatproof of electronic devices and components, so electronics
Water not only cost of stewing is high, and quality is difficult to ensure that.Additionally, it is existing based on three point attachment device
Control button and display part packing typically can only be fitted over pot body by the electronic kettle of structure manufacture
On handle, being limited by grip size, its display content and control mode are the most relatively easy, difficult
To meet the ever-increasing requirement of function.
Summary of the invention
It is an object of the invention to prior art products the most traditional based on three point attachment
The problem that device infrastructure product exists is solved, and then offer one is rational in infrastructure, of fine qualities,
Low cost, easy to operate and various modern can be met use the electronic kettle multipoint wireless of function even
Connect device.
The technical solution used for achieving the above object is such that being provided
Multipoint wireless connector of electric kettle includes a lower connector and being located on water pot base
The individual upper connector being located at pot body lower end, wherein: lower connector has a pair and is located in the middle part of base
And the metallic elastic intermediate plate good with the electric conductivity that PE pole power line in electrical network is connected,
The outer gusset of metallic elastic intermediate plate is provided with insulation annulated column (interior insulation annulated column), outside insulation annulated column
It is arranged with a metal ferrules good with the electric conductivity that N pole power line in electrical network is connected,
It is provided with insulation annulated column (outer ring insulation annulated column), at this dead ring at the outer gusset of metal ferrules
Equipped with a metal belt sheet being connected with L pole power line in electrical network inside post, additionally exhausted at this
Edge annulated column external symmetry is nested with two metal belt sheets as auxiliary contact；Upper connector has one
It is located at the metal inserting column of pot body lower center portion, respectively every being provided with a N outside metal inserting column
Pole elastic sheet metal, a L pole elastic sheet metal and two elastic metallics as auxiliary contact
Sheet；After upper and lower connector combines, the metal inserting column on upper connector and each elastic sheet metal
Respectively with the metallic elastic intermediate plate on lower connector, metal ferrules and each metal belt sheet is corresponding contacts
Connect.
The technical solution of the present invention also resides in: outside the outer ring of lower connector insulation annulated column
By a circle muscle, insulation annulated column being divided into upper and lower two parts in the middle part of wall, two as auxiliary contact
Metal belt sheet be respectively nested in insulation annulated column upper and lower, form a pair auxiliary contact,
Wherein the pin of upper metal strap is drawn by insulation annulated column is internal, to prevent upper and lower part gold
Belong to strap short circuit.
The technical solution of the present invention also resides in: annulated column both sides of insulating in the outer ring of lower connector
Grow two muscle, insulation annulated column is divided into left and right two parts, using two as auxiliary contact
Metal belt sheet is arranged in the both sides of insulation annulated column by position, left and right, forms a pair auxiliary contact, above-mentioned
Grow two muscle by insulation annulated column both sides between two metal belt sheet electric conductors to isolate.
The technical solution of the present invention also resides in: outside the outer ring of lower connector insulation annulated column
Set a circle horizontal bar in the middle part of wall and grow two longitudinal ribs in insulation annulated column both sides, passing through horizontal bar
With longitudinal rib, insulation annulated column is divided into upper and lower, left and right four part, at the insulation outer set of annulated column
Metal belt sheet include being arranged on two metal belt sheets on the left of outer ring insulation annulated column and be arranged on
Two metal belt sheets on the right side of outer ring insulation annulated column, form four (two to) auxiliary contacts, wherein
The top of two metal belt sheets is disposed in outer ring insulation annulated column and is positioned at cylinder above horizontal bar
Both sides, the lower end pin of these two metal belt sheets is by the internal extraction of insulation annulated column, another two gold
Genus strap is disposed in outer ring insulation annulated column and is positioned at the both sides of the cylinder below horizontal bar.
Compared with prior art, the present invention passes through to increase on the basis of original three point attachment device structure
If a pair or two pairs of auxiliary contacts, define Mulit-point Connection device structure, in actual application, by this
The electronic kettle that kind of Mulit-point Connection device manufactures, except temperature-sensing element is arranged on pot body by needs
Can sense outside the place of water temperature change, remaining electronic circuit board controls part, display part
And control button etc. and can install on online seat, temperature sensor signal then passes through Mulit-point Connection
On the control circuit plate that the auxiliary contact of device is sent to install on online seat, thus realize heating up water,
The control of the various sophisticated functions such as insulation, display, solves pot body space that prior art exists
Little, temperature is high, quality is difficult to ensure card and is difficult to the deficiency of sophisticated functions.
Accompanying drawing explanation
Fig. 1 is the lateral structural representation of one embodiment of the invention.
Fig. 2 is the lateral structural representation of the lower connector of Fig. 1 embodiment.
Fig. 3 is the looking up to structural representation of Fig. 2.
Fig. 4 is the lateral structural representation of connector on Fig. 1 embodiment.
Fig. 5 is that the vertical view of Fig. 4 is to structural representation.
Fig. 6 is the lateral structural representation of the lower connector of second embodiment of the invention.
Fig. 7 is the looking up to structural representation of Fig. 6.
Fig. 8 is that the B-B of Fig. 6 is to structural representation.
Fig. 9 is the lateral structural representation of connector on second embodiment of the invention.
Figure 10 is that the vertical view of Fig. 9 is to structural representation.
Figure 11 is the lateral structural representation of the lower connector of third embodiment of the invention.
Figure 12 is the looking up to structural representation of Figure 11.
Figure 13 is that the C-C of Figure 11 is to structural representation.
Figure 14 is the lateral structural representation of connector on third embodiment of the invention.
Figure 15 is that the vertical view of Figure 14 is to structural representation.
In figure, each sequence number represents respectively: I-lower connector, II-upper connector, 1-metal
Elastic clip, 2-(inner ring) insulate annulated column, 3-metal ferrules, and 4-(outer ring) insulate annulated column,
5-metal belt sheet, 6-metal belt sheet, 7-metal belt sheet, 1 '-metal inserting column, 3 '-N
Pole elastic sheet metal, 5 '-elastic sheet metal, 6 '-elastic sheet metal, 7 '-L pole bullets
Property sheet metal, 5a-metal belt sheet, 5b-metal belt sheet, 6a-metal belt sheet, 6b-metal
Strap.
Detailed description of the invention
Below with reference to accompanying drawing, present invention is described further.
Accompanying drawing 1～5 is 5 wireless connectors of a kind of electronic kettle based on 5 attachment structures
Structural representation.5 wireless connectors of this electronic kettle are by the lower company being located on water pot base
Connect device I and be located at upper connector II composition of pot body lower end.The middle part of lower connector I is a pair
With the metallic elastic intermediate plate 1 that in electrical network, PE pole power line is connected and electric conductivity is good,
The outer gusset of metallic elastic intermediate plate 1 is provided with an insulation annulated column 2；Outer sheathed at this insulation annulated column 2
There is a metal ferrules 3 being connected with N pole power line in electrical network；Outside metal ferrules 3
Enclose again and be provided with an insulation annulated column 4；Equipped with in one and electrical network inside this circle insulation annulated column 4
The metal belt sheet 7 that electric conductivity that L pole power line is connected is good, additionally, this insulation annulated column
By a circle muscle, insulation annulated column 4 is divided into upper and lower two parts in the middle part of the outer wall of 4, nesting respectively
Having two metal belt sheets 5,6 as auxiliary contact, wherein the pin of upper metal strap 5 leads to
Cross the internal extraction of insulation annulated column 4, to prevent itself and lower metal strap 6 short circuit；Upper connector
II has one is located at pot body lower center portion and the metallic elastic intermediate plate on lower connector I
Solid (or hollow) metal inserting column 1 ' that 1 position is corresponding, metal inserting column 1 ' the most respectively every
It is provided with 3 ', L pole elastic sheet metal 7 ' of a N pole elastic sheet metal and two conducts
The elastic sheet metal 5 ', 6 ' of auxiliary contact；After upper and lower connector II, I combines,
Metal inserting column 1 ' on upper connector II and each elastic sheet metal 3 ', 7 ', 5 ', 6 ' points
Metallic elastic intermediate plate 1 not and on lower connector I, metal ferrules 3 and each metal belt sheet 7,5,
6 corresponding contacts connect, and make water pot work.
In practical structures, short in order to prevent metal fillings, dust etc. from causing in falling into lower connector I
Road, can make two dust covers varied in size, do power with spring.When pot body puts into line seat
Time, by spring downward, make the contact correspondence between upper and lower connector II, I connect；Work as pot
After body separates with line seat, under spring force, by dust cover jack-up, stop metal fillings,
Dusts etc. fall in lower connector I.
The advantage of shown 5 wireless connectors of accompanying drawing 1～5 is except providing a pair auxiliary to touch
Outside Dian, between upper and lower connector II, I, can mutually do 360 ° of rotations, i.e. electronic kettle
360 ° of rotations can be done between pot body and line seat.
Accompanying drawing 6～10 is the structural representation of second embodiment that the present invention provides, this enforcement
Example is another kind of 5 wireless connectors of electronic kettles based on 5 attachment structures.This embodiment
In structure, the component of the sequence number 1,2,3,4,7 of lower connector is basic with previous embodiment structure
Corresponding consistent, its difference is: grow two muscle (height of muscle in dead ring post 4 both sides, outer ring
Spend higher), insulation annulated column 4 is divided into left and right two parts, by two metal belt sheets 5,6
The both sides of insulation annulated column 4 it are arranged in, between two metal belt sheet 5,6 electric conductors by position, left and right
Grow two muscle by insulation annulated column 4 both sides to isolate.Connector on the present embodiment structure
(Fig. 9) sequence number 1 ', 2 ', 3 ', 7 ' in and the sequence in first embodiment accompanying drawing (Fig. 4)
Numbers 1 ', 2 ', 3 ', 7 ' identical, and elastic sheet metal 5 ', 6 ' is assemblied in connection
Outside device on the inner side muscle of insulated column, so when the inner side muscle of upper connector insulate with lower connector
The muscle position, outside of post relative to time, water pot pot body and line seat cannot connect；Avoiding this position
After, pot body can be connected with line seat side.Owing to two of temperature sensor (such as thermistor) draw
Pin does not has dividing of polarity in circuit, so pot body can arbitrarily be placed with line seat.
The feature of shown 5 connectors of accompanying drawing 6～10 is in addition to provide outside a pair auxiliary contact,
Can not do 360 ° of rotations between upper and lower connector II, I, the anglec of rotation is bordering on 180 °.
Along with electronically controlled variation, actual application may require water pot product and provide more
The connector of auxiliary contact, in order to realize more multi-functional control.For this present invention at accompanying drawing
In 11～15, the structure to another embodiment makes introduction, and this embodiment is a kind of based on seven
7 wireless connectors of electronic kettle of some attachment structure.Lower connector in this example structure
The component of sequence number 1,2,3,4,7 is the most corresponding with the structure of both of the aforesaid embodiment consistent,
Its difference is: set a circle in the middle part of the outer wall of the outer ring of lower connector I insulation annulated column 4 horizontal
Muscle also grows two longitudinal ribs in insulation annulated column 4 both sides, will insulation by horizontal bar and longitudinal rib
Annulated column 4 is divided into upper and lower, left and right four part, at the outer nested metal belt sheet of insulation annulated column 4
Including two metal belt sheets 5a, the 5b being arranged on the left of outer ring insulation annulated column 4 with outside being arranged on
Two metal belt sheets 6a, 6b on the right side of circle insulation annulated column 4, two metal belt sheet 5b therein,
6b is disposed in outer ring insulation annulated column 4 and is positioned at the both sides of the cylinder below horizontal bar, and another two
The top of metal belt sheet 5a, 6a is disposed in outer ring insulation annulated column 4 and is positioned at the post above horizontal bar
The both sides of body, its lower end pin is drawn by insulation annulated column 4 is internal the most respectively, to prevent and gold
Belong to strap 5b, 6b short circuit.Sequence number in connector 1 ' on the present embodiment structure, 2 ',
3 ', 7 ' is basic with the sequence number 1 ', 2 ', 3 ', 7 ' in both of the aforesaid embodiment accompanying drawing
Identical, it is a difference in that outside upper connector and is distinguished by upper and lower on the interior muscle of insulated column
Install and four elastic metallic reeds, thus be allowed to that there is more contact.
The feature of shown 7 wireless connectors of accompanying drawing 11～15 is except providing two to auxiliary
Outside contact, can not do 360 ° of rotations between upper and lower connector II, I, the anglec of rotation is bordering on
180°.Use this 7 wireless connectors, the more evolutions of water pot function can be realized, control
Make the abundantest.
The form that is embodied as of the present invention is not limited in the above embodiments.Except mentioned above
Outside multipoint wireless attachment structure, every same insulator (inside and outside wall) is divided into two or more
The region of (containing two) and in zones of different the structure of dispensing of conductive body, all belong to the guarantor of the present invention
Protect category.
Claims (2)
1. a multipoint wireless connector of electric kettle, is located on water pot base including one
Lower connector (I) and a upper connector (II) being located at pot body lower end, it is characterised in that under:
Connector (I) has a pair and is located in the middle part of base and is connected with PE pole power line in electrical network
Metallic elastic intermediate plate (1), is provided with an inner ring insulation annulated column at metallic elastic intermediate plate (1) outer gusset
(2) outside inner ring insulation annulated column (2), it is arranged with one be connected with N pole power line in electrical network
Metal ferrules (3), is provided with outer ring insulation annulated column (4) at metal ferrules (3) outer gusset,
Inner side, this outer ring insulation annulated column (4) is golden with the L that L pole power line in electrical network is connected equipped with one
Belonging to strap (7), additionally in outer ring, dead ring post (4) external symmetry is nested with a upper metal strap
(5) and one lower metal strap (6) is as auxiliary contact；Upper connector (II) has one and sets
At metal inserting column (1 ') of pot body lower center portion, at metal inserting column (1 ') the most respectively every setting
There are N pole elastic sheet metal (3 '), L pole elastic sheet metal (7 ') and two conducts
The elastic sheet metal (5 ', 6 ') of auxiliary contact；After upper and lower connector (II, I) combines,
Metal inserting column (1 ') on upper connector (II) and each elastic sheet metal (3 ', 7 ', 5 ',
6 ') respectively with the metallic elastic intermediate plate (1) on lower connector (I), metal ferrules (3) and each gold
Belong to the corresponding contact of strap (7,5,6) to connect；Wherein, upper and lower part metal belt sheet (5,6) with
The mode that outer ring insulation annulated column (4) is arranged is the one in following two ways:
[1], two muscle are grown in insulation annulated column (4) both sides, the outer ring of lower connector (I), will
Outer ring insulation annulated column (4) is divided into left and right two parts, using the upper metal band as auxiliary contact
Sheet (5) and lower metal strap (6) are arranged in the both sides of outer ring insulation annulated column (4) by position, left and right,
Two muscle are grown by insulation annulated column (4) both sides, outer ring between above-mentioned two metal belt sheet electric conductor
Isolate；
[2], in the middle part of the outer wall of the outer ring of lower connector (I) insulation annulated column (4), a circle is set horizontal
Two longitudinal ribs are grown, by horizontal bar and longitudinal direction to muscle and in dead ring post (4) both sides, outer ring
The muscle annulated column (4) that insulated outer ring is divided into upper and lower, left and right four part, at outer ring dead ring post
(4) metal belt sheet nested outward includes the upper left quarter gold being arranged on left side, outer ring insulation annulated column (4)
Belong to strap (5a), lower left quarter metal belt sheet (6a) and be arranged on right side, outer ring insulation annulated column (4)
Upper right quarter metal belt sheet (5b), right lower quadrant metal belt sheet (6b), wherein upper left quarter metal belt sheet (5a)
It is disposed in outer ring insulation annulated column (4) with the top of upper right quarter metal belt sheet (5b) to be positioned on horizontal bar
The both sides of the cylinder of side, the lower end pin of these two metal belt sheets is by outer ring insulation annulated column (4)
Internal extraction, it is exhausted that lower left quarter metal belt sheet (6a) and right lower quadrant metal belt sheet (6b) are disposed in outer ring
Edge annulated column (4) is positioned at the both sides of the cylinder below horizontal bar.
Multipoint wireless connector of electric kettle the most according to claim 1, is characterized in that
Muscle is enclosed by one outer ring is exhausted in the middle part of the outer wall of the outer ring of lower connector (I) insulation annulated column (4)
Edge annulated column (4) is divided into upper and lower two parts, as auxiliary contact upper metal strap (5) and under
Portion's metal belt sheet (6) is respectively nested in the upper and lower of outer ring insulation annulated column (4), its middle and upper part
The pin of metal belt sheet (5) is drawn by outer ring insulation annulated column (4) is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110199419.0A CN102340089B (en) | 2011-07-15 | 2011-07-15 | Multipoint wireless connector of electric kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110199419.0A CN102340089B (en) | 2011-07-15 | 2011-07-15 | Multipoint wireless connector of electric kettle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102340089A CN102340089A (en) | 2012-02-01 |
| CN102340089B true CN102340089B (en) | 2016-09-07 |
Family
ID=45515671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110199419.0A Expired - Fee Related CN102340089B (en) | 2011-07-15 | 2011-07-15 | Multipoint wireless connector of electric kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102340089B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972308A (en) * | 2017-05-16 | 2017-07-21 | 北京瑞普韦尔仪表有限公司 | Rotary fast connecting joint |
| CN108206446B (en) * | 2017-12-22 | 2024-02-09 | 周忠书 | Electric kettle does not have rope connector with dry combustion method detects contact |
| CN110247331B (en) * | 2018-03-09 | 2024-08-20 | 南京大全电气研究院有限公司 | Movable wire inlet device |
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| JPH09220162A (en) * | 1996-02-17 | 1997-08-26 | Paloma Ind Ltd | Rice cooker with gas warmer function |
| GB2316229A (en) * | 1996-08-08 | 1998-02-18 | Otter Controls Ltd | Cordless liquid heating appliances |
| CN1245987A (en) * | 1993-09-16 | 2000-03-01 | 施特里克斯有限公司 | Electric connector for wireless electric equipment |
| GB2369037A (en) * | 2000-11-16 | 2002-05-22 | Strix Ltd | Appliances for heating liquids and foodstuffs |
| CN1588709A (en) * | 2004-08-27 | 2005-03-02 | 邵志成 | Rotary electric connector and its wireless electric heating water kettle and wireless electric heating coffee kettle |
| CN201160769Y (en) * | 2008-01-15 | 2008-12-10 | 广东德豪润达电气股份有限公司 | Wireless electric heating kettle |
| CN201213711Y (en) * | 2008-05-30 | 2009-04-01 | 广东德豪润达电气股份有限公司 | Wireless electric heating kettle |
| CN201316146Y (en) * | 2008-07-02 | 2009-09-30 | 美的集团有限公司 | Liquid heating container |
| CN201469017U (en) * | 2009-09-08 | 2010-05-19 | 余俊忠 | Split type power-supply structure, split type electric kettle and split type combined tea tray |
| CN101847804A (en) * | 2010-05-07 | 2010-09-29 | 美的集团有限公司 | Electric connecting device of base and main body |
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2011
- 2011-07-15 CN CN201110199419.0A patent/CN102340089B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1245987A (en) * | 1993-09-16 | 2000-03-01 | 施特里克斯有限公司 | Electric connector for wireless electric equipment |
| JPH09220162A (en) * | 1996-02-17 | 1997-08-26 | Paloma Ind Ltd | Rice cooker with gas warmer function |
| GB2316229A (en) * | 1996-08-08 | 1998-02-18 | Otter Controls Ltd | Cordless liquid heating appliances |
| GB2369037A (en) * | 2000-11-16 | 2002-05-22 | Strix Ltd | Appliances for heating liquids and foodstuffs |
| CN1588709A (en) * | 2004-08-27 | 2005-03-02 | 邵志成 | Rotary electric connector and its wireless electric heating water kettle and wireless electric heating coffee kettle |
| CN201160769Y (en) * | 2008-01-15 | 2008-12-10 | 广东德豪润达电气股份有限公司 | Wireless electric heating kettle |
| CN201213711Y (en) * | 2008-05-30 | 2009-04-01 | 广东德豪润达电气股份有限公司 | Wireless electric heating kettle |
| CN201316146Y (en) * | 2008-07-02 | 2009-09-30 | 美的集团有限公司 | Liquid heating container |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102340089A (en) | 2012-02-01 |
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