CN207572690U - A kind of electric kettle cordless connector with dry combustion method detection contact - Google Patents
A kind of electric kettle cordless connector with dry combustion method detection contact Download PDFInfo
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- CN207572690U CN207572690U CN201721828376.7U CN201721828376U CN207572690U CN 207572690 U CN207572690 U CN 207572690U CN 201721828376 U CN201721828376 U CN 201721828376U CN 207572690 U CN207572690 U CN 207572690U
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Abstract
A kind of electric kettle cordless connector with dry combustion method detection contact, the lower connector on pedestal and the upper connector for being set to pot body lower end are stewed including being set to water, lower connector has lower connector ontology, insulation annulated column and metal ferrules are provided on lower connector ontology, upper connector has upper connector body and thermal deformation unit, metal inserting column is set on upper connector body, sheet metal and insulation inserting column, thermal deformation unit is by push rod, it is formed between butterfly bimetal leaf and fixation, the utility model has reasonable design, it is simple in structure, there are to detect the auxiliary contact of dry combustion method so as to cut off heating circuit, household electrical appliance electric kettle field can be promoted the use of.
Description
Technical field
The utility model belongs to household electrical appliance technical field, and in particular to a kind of electric hot water with dry combustion method detection contact
Pot cordless connector.
Background technology
Electric kettle just widely stepped into recent years as a kind of convenient and practical household electrical appliance common people other.With
The promotion of people's living standard and the continuous pursuit to health idea, at present people it is single no longer to have met previous electric kettle
Boil water function, various health class electric kettles come into being.
Traditional health class electric kettle, structure are divided into line seat with stewing body two parts, can be by being mounted between two parts
Lower connector on line seat is connected with the upper connector with pot.It is currently known to be based on 5 connector construction manufactures
Health class electric kettle, connector is in addition to providing single-phase three-wire power supply L lines, N lines, other than PE (ground wire), also providing one group of use
The sensing element of sensing water temperature variation with connection stews, is used for the control circuit control being mounted on line seat.It is mounted on simultaneously
Upper connector with pot the L poles of power supply, N extremely on be respectively provided with bimetallic sheet structure, when pot is in dry-fire condition,
The bimetal leaf temperature distortion being in close contact with heat-generating disc, passes through mechanical device, the L poles that heat-generating disc is connect with power cord, N
Pole is cut off, and so as to which heat-generating disc be made to stop fever, once heat-generating disc temperature reduces, bimetal leaf restores deformation, L poles, N poles and fever
Disk restores connection, and heat-generating disc generates heat once again.It so disconnects --- connection --- to disconnect, in cycles, until entirely controlling process knot
Beam.Since the stewing time of health class food materials was up to 3~4 hours, once no-water dry combustion occurs in electric kettle, will be brought to product
Great security risk.
Invention content
The technical problem to be solved by the utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of design is provided and is closed
Reason, it is simple in structure, have can detect the auxiliary contact of dry combustion method so as to cut off heating circuit, carrying for product safety is effectively ensured
Dry combustion method detects the electric kettle cordless connector of contact.
Solve above-mentioned technical problem the technical solution adopted is that：Including the lower connector being set on water pot pedestal and setting
Inner ring insulation annulated column is provided in the middle part of the upper connector for stewing body lower end, the lower connector, is set on the inside of interior insulation annulated column
It is equipped with and a pair of be provided with and be connected with N poles power cord in power grid with PE poles power cord is connected in power grid metal intermediate plate, outside
N poles metal ferrules, the outside spacers of N poles metal ferrules are provided with centre circle insulation annulated column, the inside setting of centre circle insulation annulated column
There are the L poles metal ferrules being connected with L poles power cord in power grid, outside to be provided with centre circle insulation muscle, centre circle insulation annulated column it is outer
Side centre circle insulation muscle is provided at both ends with centre circle metal ferrules, and centre circle metal ferrules outside spacers are provided with outer ring insulation annulated column, outside
It encloses on the inside of insulation annulated column and is provided with outer ring insulation muscle, outer ring insulation muscle is provided at both ends with outer ring metal on outer ring insulation annulated column
Piece；
The upper connector has upper connector body and thermal deformation unit, is set in the middle part of the upper connector body
There is a metal inserting column, a pair of of metal intermediate plate of the metal inserting column and lower connector matches, and the outside spacers of metal inserting column are set
Interior insulation inserting column is equipped with, the N poles sheet metal to match with N poles metal ferrules, outside setting are provided on the inside of interior insulation inserting column
There is the L poles sheet metal to match with L poles metal ferrules, the outside spacers of inner ring insulation inserting column are provided with external insulation inserting column, outer exhausted
Be provided with the second sheet metal to match with centre circle metal ferrules on the inside of edge inserting column and third sheet metal, outside be provided with outside
The first sheet metal and the 4th sheet metal that circle sheet metal matches；
The thermal deformation unit is：Upper connector body left upper end is provided with fixing bracket, is provided on fixing bracket
Butterfly bimetal leaf is machined with through-hole on fixing bracket, and push rod is contacted across through-hole one end with the first sheet metal, the other end and butterfly
Shape bimetal leaf connects, and is in contact between the first sheet metal and the second sheet metal by hard contact.
Wireless connection between the upper connector and lower connector of the utility model, each other can 360 ° of rotations.
Outer ring sheet metal is provided on the inside of the outer ring insulation annulated column of the lower connector of the utility model；The upper connection
The second sheet metal to match with centre circle metal ferrules and third sheet metal, outside setting are provided on the inside of the external insulation inserting column of device
There is the first sheet metal to match with outer ring sheet metal.
The utility model has the advantages that：
1st, when heat-generating disc is in dry-fire condition, thermal deformation unit temperature distortion, butterfly bimetal leaf pushes push rod movement,
The first sheet metal is driven to move down, disconnects the stationary contact on the movable contact and the second sheet metal on the first sheet metal, so as to
A dry combustion method detection signal, after control circuit detects the first sheet metal and the disconnection of the second sheet metal, control are provided to control circuit
Driving element processed disconnects, and cuts off heat generating device power supply, even if heat-generating disc cools down, butterfly bi-metal plate deformed is restored, the first metal
The movable contact of on piece is re-closed with the stationary contact on the second sheet metal, will not electrified regulation, electric kettle is avoided to do
It burns phenomenon and brings security risk to product.
2nd, by centre circle insulate annulated column peripheral hardware put centre circle insulate muscle, outer ring insulate annulated column in setting outer ring insulate muscle, will
Centre circle insulation annulated column, outer ring insulation annulated column are divide into upper part and lower part, and upper and lower two parts are mounted on metal ferrules, are equivalent to more
2 pairs of auxiliary contact, provide more control selections to the user, can increase lighting effects with pot or increase by one group of sensor
Deng.
Present apparatus reasonable design, it is simple in structure, have can detect the auxiliary contact of dry combustion method so as to cut off heating circuit etc.
Advantage can promote the use of household electrical appliance electric kettle field.
Description of the drawings
Fig. 1 is the structure diagram of the utility model embodiment 1.
Fig. 2 is the structure diagram of lower connector 1 in Fig. 1.
Fig. 3 is the structure diagram of upper connector 2 in Fig. 1.
Fig. 4 is the connection diagram that the utility model embodiment 1 is stewed with water.
Fig. 5 is the structure diagram of the utility model embodiment 2.
Fig. 6 is the structure diagram of lower connector 1 in Fig. 5.
Fig. 7 is the structure diagram of upper connector 2 in Fig. 5.
Fig. 8 is the connection diagram that the utility model embodiment 2 is stewed with water.
In figure：1st, lower connector；2nd, upper connector；3rd, heat-generating disc；4th, body is stewed；1-1, outer ring insulation muscle；1-2, outer ring gold
Belong to piece；1-3, outer ring insulation annulated column；1-4, centre circle metal ferrules；1-5, centre circle insulation annulated column；1-6, N pole metal ferrules；1-7、
Inner ring insulation annulated column；1-8, metal intermediate plate；1-9, L pole metal ferrules；1-10, centre circle insulation muscle；2-1, the second sheet metal；2-2、
First sheet metal；2-3, hard contact；2-4, push rod；2-5, butterfly bimetal leaf；2-6, fixing bracket；2-7, interior insulation are inserted
Column；2-8, L pole sheet metal；2-9, the 4th sheet metal；2-10, external insulation inserting column；2-11, third sheet metal；2-12, metal are inserted
Column；2-13, N pole sheet metal.
Specific embodiment
The utility model is described in further details with reference to the accompanying drawings and examples, but the utility model is not limited to this
A little embodiments.
Embodiment 1
In Fig. 1,2,4, a kind of electric kettle cordless connector with dry combustion method detection contact of the utility model, including setting
It is placed in water to stew the lower connector 1 on pedestal and be set to the upper connector 2 contacted with heat-generating disc 3 for stewing 4 lower end of body, under described
Connector 1 has to be equipped with inside processing the inner ring insulation annulated column 1-7 in the middle part of lower connector ontology, inner ring insulation annulated column 1-7
A pair of of metal intermediate plate 1-8, metal intermediate plate 1-8 are connected with PE poles power cord in power grid, are equipped on the outside of inner ring insulation annulated column 1-7
The N poles metal ferrules 1-6 being connected with N poles power cord in power grid, N poles metal ferrules 1-6 outside spacers on lower connector ontology
Centre circle insulation annulated column 1-5 is machined with, is equipped on the inside of centre circle insulation annulated column 1-5 and L poles power cord is connected in power grid L poles
Centre circle insulation muscle 1-10 is machined on the outside of metal ferrules 1-9, centre circle insulation annulated column 1-5, centre circle insulation muscle 1-10 insulate centre circle
It is divide into upper part and lower part on the outside of annulated column 1-5, during the outside centre circle insulation muscle 1-10 both ends of centre circle insulation annulated column 1-5 are mounted on
Metal ferrules 1-4 is enclosed, the set-up mode of centre circle metal ferrules 1-4 makes a pair of of the auxiliary contact of lower connector more than 1, can be user
More control selections are provided, centre circle metal ferrules 1-4 outside spacers are machined with outer ring insulation annulated column 1- on lower connector ontology
Insulation muscle 1-1 in outer ring is machined on the inside of 3, outer ring insulation annulated column 1-3, muscle 1-1 is insulated in outer ring will be in the insulation annulated column 1-3 of outer ring
Side is divide into upper part and lower part, and the both ends of outer ring insulation muscle 1-1 are mounted on outer ring sheet metal 1-2 on the insulation annulated column 1-3 of outer ring, outside
The set-up mode of circle sheet metal 1-2 equally makes a pair of of the auxiliary contact of lower connector more than 1, can provide more controls to the user
Selection, the lower connector of the present embodiment is six point contact type cordless connectors.
In figure 3, the upper connector has upper connector body and thermal deformation unit, pacifies in the middle part of upper connector body
Equipped with metal inserting column 2-12, when upper connector 2 is inserted into lower connector 1, a pair of gold of metal inserting column 2-12 and lower connector 1
Belong to intermediate plate 1-8 to match, the outside spacers of metal inserting column 2-12 are machined with interior insulation inserting column 2-7, interior insulation on upper connection ontology
The N poles sheet metal 2-13 to match with N poles metal ferrules 1-6, the outside of interior insulation inserting column 2-7 are installed on the inside of inserting column 2-7
The L poles sheet metal 2-8 to match with L poles metal ferrules 1-9 is installed, inner ring insulation inserting column 2-7's is outer on upper connector body
Side interval is machined with external insulation inserting column 2-10, is equipped on the inside of external insulation inserting column 2-10 and matches with centre circle metal ferrules 1-4
The second sheet metal 2-1 and third sheet metal 2-11, external insulation inserting column 2-10 on the outside of be equipped with and outer ring sheet metal 1-2 phases
The the first sheet metal 2-2 matched and the 4th sheet metal 2-9；
The thermal deformation unit is connected and composed by push rod 2-4, butterfly bimetal leaf 2-5, fixing bracket 2-6, upper connection
Device ontology left upper end, which is fixedly connected, is equipped with fixing bracket 2-6, and butterfly bimetal leaf 2-5 is equipped on fixing bracket 2-6, fixed
Through-hole is machined on stent 2-6, push rod 2-4 is contacted across through-hole one end with the first sheet metal 2-2, the other end and butterfly bimetallic
Piece 2-5 connections are in contact between the first sheet metal 2-2 and the second sheet metal 2-1 by hard contact 2-3, when heat-generating disc 3 is in
During dry-fire condition, butterfly bimetal leaf 2-5 temperature distortions push push rod 2-4 movements, the first sheet metal 2-2 are driven to move down,
Disconnect the stationary contact on the movable contact and the second sheet metal 2-1 on the first sheet metal 2-2, so as to provide one to control circuit
Dry combustion method detects signal, and after control circuit detects that the first sheet metal 2-2 and the second sheet metal 2-1 is disconnected, control driving element is broken
It opens, cuts off heat generating device power supply, even if heat-generating disc 3 cools down, butterfly bi-metal plate deformed is restored, dynamic on the first sheet metal 2-2
Contact is re-closed with the stationary contact on the second sheet metal 2-1, will not electrified regulation.
Wireless connection between the upper connector 2 of the utility model and lower connector 1, each other can 360 ° of rotations.
Embodiment 2
In Fig. 5,6,8, the lower connector 1 of this implementation has inner ring insulation annulated column of the processing in the middle part of lower connector ontology
A pair of of metal intermediate plate 1-8, metal intermediate plate 1-8 and PE poles power cord phase in power grid are installed inside 1-7, inner ring insulation annulated column 1-7
Connection, inner ring insulation annulated column 1-7 outsides are equipped with the N poles metal ferrules 1-6 being connected with N poles power cord in power grid, lower connection
N poles metal ferrules 1-6 outside spacers are machined with centre circle insulation annulated column 1-5, the inside installation of centre circle insulation annulated column 1-5 on device ontology
There is the L poles metal ferrules 1-9 being connected with L poles power cord in power grid, centre circle insulation muscle is machined on the outside of centre circle insulation annulated column 1-5
1-10, centre circle insulation muscle 1-10 will be divide into upper part and lower part on the outside of centre circle insulation annulated column 1-5, and centre circle insulation annulated column 1-5's is outer
Side centre circle insulation muscle 1-10 both ends are mounted on centre circle metal ferrules 1-4, and the set-up mode of centre circle metal ferrules 1-4 makes lower connection
A pair of of the auxiliary contact of device more than 1, can provide more control selections to the user, centre circle metal ferrules 1- on lower connector ontology
4 outside spacers are machined with outer ring insulation annulated column 1-3, and outer ring sheet metal 1-2, outer ring are equipped on the inside of the insulation annulated column 1-3 of outer ring
Insulation muscle 1-1 in outer ring is not provided on insulation annulated column 1-3, the lower connector of the present embodiment is made to become the wireless connection of five point contact types
Device.
In the figure 7, metal inserting column 2-12 is installed in the middle part of upper connector body, when upper connector 2 is inserted into lower connector 1
When, metal inserting column 2-12 and a pair of of metal intermediate plate 1-8 of lower connector 1 match, metal inserting column 2-12 on upper connection ontology
Outside spacers are machined with interior insulation inserting column 2-7, are equipped with what is matched with N poles metal ferrules 1-6 on the inside of interior insulation inserting column 2-7
The L poles sheet metal 2-8 to match with L poles metal ferrules 1-9 is installed on the outside of N poles sheet metal 2-13, interior insulation inserting column 2-7,
The outside spacers of inner ring insulation inserting column 2-7 are machined with external insulation inserting column 2-10 on upper connector body, external insulation inserting column 2-10's
Inside is equipped with the second sheet metal 2-1 to match with centre circle metal ferrules 1-4 and third sheet metal 2-11, external insulation inserting column 2-
10 outside is equipped with the company of the first sheet metal 2-2 to match with outer ring sheet metal 1-2, remaining each parts and parts
It is identical with embodiment 1 to connect relationship.
Claims (3)
1. a kind of electric kettle cordless connector with dry combustion method detection contact, it is characterised in that：Pedestal is stewed including being set to water
On lower connector and be set to the upper connector for stewing body lower end, inner ring insulation annulated column is provided in the middle part of the lower connector,
Be provided on the inside of interior insulation annulated column it is a pair of with PE poles power cord is connected in power grid metal intermediate plate, outside is provided with and power grid
The N poles metal ferrules that middle N poles power cord is connected, the outside spacers of N poles metal ferrules are provided with centre circle insulation annulated column, and centre circle is exhausted
The L poles metal ferrules being connected with L poles power cord in power grid are provided on the inside of edge annulated column, outside be provided with centre circle insulation muscle,
The outside centre circle insulation muscle of centre circle insulation annulated column is provided at both ends with centre circle metal ferrules, and centre circle metal ferrules outside spacers are provided with
Outer ring insulate annulated column, outer ring insulation annulated column on the inside of be provided with outer ring insulation muscle, outer ring insulation annulated column on outer ring insulation muscle two
End is provided with outer ring sheet metal；
The upper connector has upper connector body and thermal deformation unit, and gold is provided in the middle part of the upper connector body
A pair of of metal intermediate plate of category inserting column, the metal inserting column and lower connector matches, and the outside spacers of metal inserting column are provided with
Interior insulation inserting column, is provided with that the N poles sheet metal to match with N poles metal ferrules, outside is provided with and L on the inside of interior insulation inserting column
The L poles sheet metal that pole metal ferrules match, the outside spacers of inner ring insulation inserting column are provided with external insulation inserting column, external insulation inserting column
Inside be provided with the second sheet metal to match with centre circle metal ferrules and third sheet metal, outside are provided with and outer ring metal
The first sheet metal and the 4th sheet metal that piece matches；
The thermal deformation unit is：Upper connector body left upper end is provided with fixing bracket, and butterfly is provided on fixing bracket
Bimetal leaf is machined with through-hole on fixing bracket, and push rod is contacted across through-hole one end with the first sheet metal, the other end and butterfly are double
Sheet metal connects, and is in contact between the first sheet metal and the second sheet metal by hard contact.
2. a kind of electric kettle cordless connector with dry combustion method detection contact according to claim 1, it is characterised in that：
Wireless connection between the upper connector and lower connector, each other can 360 ° of rotations.
3. a kind of electric kettle cordless connector with dry combustion method detection contact according to claim 1, it is characterised in that：
Outer ring sheet metal is provided on the inside of the outer ring insulation annulated column of the lower connector；The external insulation inserting column of the upper connector
Inside is provided with the second sheet metal to match with centre circle metal ferrules and third sheet metal, outside are provided with and outer ring sheet metal
The first sheet metal to match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828376.7U CN207572690U (en) | 2017-12-22 | 2017-12-22 | A kind of electric kettle cordless connector with dry combustion method detection contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828376.7U CN207572690U (en) | 2017-12-22 | 2017-12-22 | A kind of electric kettle cordless connector with dry combustion method detection contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207572690U true CN207572690U (en) | 2018-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721828376.7U Active CN207572690U (en) | 2017-12-22 | 2017-12-22 | A kind of electric kettle cordless connector with dry combustion method detection contact |
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| Country | Link |
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| CN (1) | CN207572690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206446A (en) * | 2017-12-22 | 2018-06-26 | 周忠书 | A kind of electric kettle cordless connector with dry combustion method detection contact |
-
2017
- 2017-12-22 CN CN201721828376.7U patent/CN207572690U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206446A (en) * | 2017-12-22 | 2018-06-26 | 周忠书 | A kind of electric kettle cordless connector with dry combustion method detection contact |
| CN108206446B (en) * | 2017-12-22 | 2024-02-09 | 周忠书 | Electric kettle does not have rope connector with dry combustion method detects contact |
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