CN215127261U - Temperature controller structure and electric kettle with same - Google Patents
Temperature controller structure and electric kettle with same Download PDFInfo
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- CN215127261U CN215127261U CN202120206558.0U CN202120206558U CN215127261U CN 215127261 U CN215127261 U CN 215127261U CN 202120206558 U CN202120206558 U CN 202120206558U CN 215127261 U CN215127261 U CN 215127261U
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Abstract
The utility model relates to a temperature controller structure, open-ended casing and protection mechanism have including inside cavity below, the inner chamber top card of casing is equipped with a connecting seat of coupler, protection mechanism is including being used for the hot melt pole with electric heating element looks thermal contact, protection mechanism establishes ties between an connecting seat of electric heating element circular telegram return circuit and coupler, its characterized in that: still include electrically conductive mechanism, electrically conductive mechanism is including: the first contact piece pair comprises a first movable contact piece and a first fixed contact piece which are oppositely arranged, and the first movable contact piece has a tendency of being far away from the first fixed contact piece in a natural state; and the first elastic piece acts on the first movable contact piece to enable the first movable contact piece to have a tendency of contacting the first fixed contact piece. Also discloses an electric kettle with the temperature controller structure. The ignition position when the two connectors of the coupler are connected is transferred to the first movable contact piece through the conductive mechanism, so that arc discharge in the coupling process of the coupler is prevented, and the service life of a product is prolonged.
Description
Technical Field
The utility model relates to a temperature controller field, in particular to temperature controller structure and have insulating pot of this temperature controller structure.
Background
An electric kettle in the prior art generally comprises a kettle main body and a base, wherein a switch for controlling the on-off of a circuit is arranged on the kettle main body, the kettle main body and the base are mutually inserted, so that the upper base of a coupler arranged at the bottom of the kettle main body and the lower base of the coupler arranged on the base are mutually inserted, the couplers are coupled, and then the switch on the kettle main body is manually pressed, so that the electric kettle can be electrified and heated. At present, a temperature controller is usually arranged in a kettle main body, and a boiling spring piece or a dry-burning spring piece in the temperature controller can trigger a switch to reset when water in the kettle is boiled or the kettle is dried to realize the effect of automatic power-off of the electric kettle.
Chinese patent No. cn200810121981.x (application publication No. CN101727112A) discloses an electric kettle temperature controller, which comprises a main body and a chassis connector, wherein the bottom of the main board is provided with an L-pole coil and an N-pole coil, the L-pole copper coil is contacted with an L-pole fixing frame through an L-pole conducting strip, the N-pole copper coil is contacted with an N-pole fixing frame through an N-pole conducting strip, and the L-pole fixing frame and the N-pole fixing frame are connected with two ends of a heating tube. In the circuit, the L-pole coil and the N-pole coil are respectively connected with two ends of the heating tube only through the L-pole fixing frame and the N-pole fixing frame, but when the circuit is in actual use, arc discharge easily occurs between the L-pole copper ring and the N-pole copper ring when the chassis connector is matched with the main body, and the service life of a product is easily influenced. Further improvements are therefore desirable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the first technical problem to provide a can avoid appearing the temperature controller structure of arc discharge in order to improve product life to prior art's current situation.
The second technical problem to be solved in the utility model is to provide an electric kettle with the above temperature controller structure to the current situation of prior art.
The utility model provides a technical scheme that above-mentioned first technical problem adopted does: the utility model provides a temperature controller structure, has open-ended casing and protection mechanism including inside cavity below, the inner chamber top card of casing is equipped with a connecting seat of coupler, protection mechanism is including being used for the hot melt pole with electric heating element looks heat conduction contact, protection mechanism establishes ties between an electric heating element circular telegram return circuit and a connecting seat of coupler, its characterized in that: still include the electrically conductive mechanism of series connection between electric heating element circular telegram and a connection socket of coupler, electrically conductive mechanism includes:
the first contact piece pair comprises a first movable contact piece and a first fixed contact piece which are oppositely arranged, and the first movable contact piece has a tendency of being far away from the first fixed contact piece in a natural state;
and the first elastic piece acts on the first movable contact piece to enable the first movable contact piece to have a tendency of contacting the first fixed contact piece.
In order to realize the installation of the first elastic element, the device also comprises a supporting seat and a fixed frame which are used for supporting the first elastic element, and the first elastic element is arranged between the supporting seat and the fixed frame.
Furthermore, a connecting rod extends from the support seat along the direction of the first movable contact piece, and the connecting rod is fixed with the first movable contact piece.
Furthermore, a support column is arranged below the support seat, extends into the top of the inner cavity of the shell and is used for supporting the support column to move upwards when being assembled with another connection seat of the coupler through a connection seat of the coupler.
In order to realize the contact between the first movable contact piece and the first fixed contact piece, one end of the first movable contact piece is fixed with one end of the first fixed contact piece, the other end of the first movable contact piece is provided with a first movable contact along the direction of the first fixed contact piece, and the first fixed contact piece is provided with a first fixed contact matched with the first movable contact.
The protection mechanism further comprises a second contact piece pair, the second contact piece pair comprises a second movable contact piece and a second fixed contact piece which are arranged oppositely, and the hot melting rod is fixed with the second movable contact piece.
Furthermore, a pressing block fixed with the second movable contact piece is further arranged on the hot melt rod.
The protection mechanism further comprises a second elastic member acting on the hot melt rod to cause the hot melt rod to have a tendency to move upward, thereby causing the second movable contact piece to have a tendency to move away from the second fixed contact piece opposite thereto.
One end of the second movable contact piece is fixed with one end of the second fixed contact piece, the other end of the second movable contact piece is provided with a second movable contact along the direction of the second fixed contact piece, and the second fixed contact piece is provided with a second fixed contact matched with the second movable contact.
The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the utility model provides an electric kettle, includes kettle body and base, be equipped with another connecting seat of coupler on the base, its characterized in that: the bottom of the kettle body is provided with the temperature controller structure, and when the kettle body is placed on the base, the two connecting seats of the coupler are matched.
Compared with the prior art, the utility model has the advantages of: the ignition position when the two connectors of the coupler are connected is transferred to the first movable contact piece through the conductive mechanism, so that arc discharge in the coupling process of the coupler is prevented, and the service life of a product is prolonged. In addition, the temperature controller is provided with a protection mechanism which can fuse the hot melt rod at high temperature so as to realize power failure, thereby improving the use safety of the electric appliance.
Drawings
Fig. 1 is a schematic structural diagram of a temperature controller according to an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic view of a partial structure of a temperature controller structure according to an embodiment of the present invention (omitting a bracket and a spring plate);
fig. 4 is a schematic structural diagram of the conductive mechanism in the embodiment of the present invention (the fixing frame is omitted);
fig. 5 is a schematic structural diagram of a protection mechanism in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 5, a temperature controller structure comprises a hollow casing 1 with an opening at the lower part and a bracket 3 assembled at the outer side of the top of the casing 1, a connecting seat 2 of a coupler is clamped at the top of an inner cavity of the casing 1, the temperature controller structure further comprises a protection mechanism 4 and a conductive mechanism 5 which are connected in series between a power-on loop of an electric heating element and the coupler, and the protection mechanism 4 and the conductive mechanism 5 are installed between the casing 1 and the bracket 3. Wherein, a connection seat 2 of coupler includes the electrically conductive circle 21 of the L utmost point and the electrically conductive circle 22 of the N utmost point, still include ground post 23 on the coupler, be equipped with first card foot 211 on the electrically conductive circle 21 of the L utmost point, be equipped with second card foot 221 on the electrically conductive circle 22 of the N utmost point, a connection seat 2 card of coupler is established at the inner chamber top of casing 1 and first card foot 211 and second card foot 221 stretch out outside the casing 1, in this embodiment, the one end of protection mechanism 4 and electrically conductive mechanism 5 is connected with first card foot 211 and second card foot 221 that a connection seat 2 of coupler stretches out the casing 1 outside respectively.
In this embodiment, the conductive mechanism 5 includes:
the first contact piece pair comprises a first movable contact piece 51 and a first fixed contact piece 52 which are oppositely arranged, and the first movable contact piece 51 has a tendency of being far away from the first fixed contact piece 52 in a natural state;
the first elastic member 53 acts on the first movable contact piece 51 to make the first movable contact piece 51 have a tendency to contact the first fixed contact piece 52.
In order to support the first elastic element 53, the first elastic element 53 further comprises a supporting seat 54 and a fixing bracket 55, and the first elastic element 53 is arranged between the supporting seat 54 and the fixing bracket 55. In addition, a connecting rod 541 extends from the supporting seat 54 along the direction of the first moving contact 51, and the connecting rod 541 is fixed with the first moving contact 51. Support columns 542 are arranged below the support base 54, and the support columns 542 extend into the top of the inner cavity of the shell 1.
The bracket 3 is provided with a deformable metal spring 8, the metal spring 8 is located above the fixing frame 55, and when the metal spring 8 is deformed by heat, the fixing frame 55 pushes the first elastic element 53 to compress, so as to force the connecting rod 541 on the supporting seat 54 to move down, thereby separating the first movable contact piece 51 from the first fixed contact piece 52. In this embodiment, the metal elastic sheet 8 is a boiling water elastic sheet that deforms when water in the electric kettle is boiled or a dry-fire elastic sheet that deforms when dry-fire occurs.
In order to facilitate the contact between the first movable contact piece 51 and the first fixed contact piece 52, one end of the first movable contact piece 51 is fixed to one end of the first fixed contact piece 52, the other end of the first movable contact piece 51 is provided with a first movable contact 511 along the direction of the first fixed contact piece 52, and the first fixed contact piece 52 is provided with a first fixed contact 521 matched with the first movable contact 511. In this embodiment, the first movable contact 511 and the first fixed contact 521 are both silver contacts having conductivity.
The protection mechanism 4 comprises a hot melting rod 41 for heat conduction contact with an electric heating element (not shown in the figure) and a second contact piece pair, wherein the second contact piece pair comprises a second movable contact piece 42 and a second fixed contact piece 43 which are oppositely arranged, and the hot melting rod 41 is fixed with the second movable contact piece 42. In this embodiment, the hot melting rod 41 is further provided with a pressing block 411 fixed to the second movable contact 42.
The protection mechanism 4 further comprises a second elastic member 44 acting on the fuse rod 41 to give the fuse rod 41 a tendency to move upward and thereby give the second movable contact piece 42 a tendency to move away from the second fixed contact piece 43 opposite thereto.
One end of the second moving contact piece 42 is fixed with one end of the second fixed contact piece 43, the other end of the second moving contact piece 42 is provided with a second moving contact 421 along the direction of the second fixed contact piece 43, and the second fixed contact piece 43 is provided with a second fixed contact 431 matched with the second moving contact 421. In this embodiment, the second movable contact 421 and the second fixed contact 431 are both silver contacts having conductivity.
In addition, as shown in fig. 3, the first moving contact 511 and the second fixed contact 431 are respectively sleeved with a first connection terminal 6 and a second connection terminal 7, the first connection terminal 6 and the second connection terminal 7 respectively correspond to a zero line connection terminal (N pole) and a live line connection terminal (L pole), and the zero line connection terminal (N pole), the live line connection terminal (L pole) and the grounding rod 23 form a power supply of an electric heating element energizing loop.
In this embodiment, on one hand, when the temperature controller structure is assembled with an electric heating element, the electric heating element is taken as a heating plate for example, the upper end of the hot-melt rod 41 abuts against the heating plate, the hot-melt rod 41 presses the second movable contact 42 through the pressing block 411, so that the second movable contact 42 is kept in contact with the second fixed contact 43, the heating plate is communicated with a connecting seat of the coupler through the protection mechanism 4, and the heating plate normally works after the coupler is powered on; when the temperature of the heating plate reaches the fusing temperature of the hot melting rod 41, the hot melting rod 41 fuses, the second movable contact piece 42 is far away from the second fixed contact piece 43 opposite to the second movable contact piece 42 under the action force of the second elastic piece 44, and the second movable contact piece 42 and the second fixed contact piece 43 are disconnected, so that the electric heating element and the coupler are disconnected, and the protection mechanism 4 can realize the power-off function when the temperature of the heating plate is overhigh; on the other hand, when the two connecting seats of the coupler are separated, the first movable contact piece 51 is separated from the first fixed contact piece 52, the temperature controller is powered off, when the two connecting seats of the coupler are assembled, the coupler is abutted against the supporting column 542 to enable the supporting column 542 to move upwards, so that the connecting rod 541 is driven to move towards the direction of the first fixed contact piece 52 through the first elastic piece 53 to force the first movable contact piece 51 to be contacted with the first fixed contact piece 52, at the moment, the temperature controller is powered on in a closed mode, certainly, when the metal elastic piece 8 is subjected to thermal deformation, the first elastic piece 53 is pushed to be compressed through the fixing frame 55 to force the connecting rod 541 on the supporting seat 54 to move downwards, so that the first movable contact piece 51 is separated from the first fixed contact piece 52, namely, a power circuit is disconnected, the ignition position is transferred to the contact, the service life of a product can be prolonged, and the arc-drawing condition in the coupling process of the two connecting seats of the coupler is prevented.
The temperature controller structure can be applied to an electric kettle, and the embodiment also discloses an electric kettle which comprises a kettle body and a base, wherein the base is provided with another connecting seat of the coupler, the bottom of the kettle body is provided with the temperature controller structure, and when the kettle body is placed on the base, the two connecting seats of the coupler are matched.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a temperature controller structure, has open-ended casing (1) and protection mechanism (4) including inside cavity below, a connecting seat (2) of coupler is equipped with to the inner chamber top card of casing (1), protection mechanism (4) are including being used for hot melt pole (41) with electric heating element looks thermal contact, protection mechanism (4) establish ties between an electric heating element circular telegram return circuit and a connecting seat (2) of coupler, its characterized in that: still include electrically conductive mechanism (5) of establishing ties between electric heating element circular telegram and a connecting seat (2) of coupler, electrically conductive mechanism (5) including:
the first contact piece pair comprises a first movable contact piece (51) and a first fixed contact piece (52) which are oppositely arranged, and the first movable contact piece (51) has a tendency of being far away from the first fixed contact piece (52) in a natural state;
and a first elastic member (53) acting on the first movable contact piece (51) to make the first movable contact piece (51) have a tendency to contact the first fixed contact piece (52).
2. The thermostat structure of claim 1, wherein: the support device further comprises a support seat (54) and a fixed frame (55) which are used for supporting the first elastic piece (53), and the first elastic piece (53) is arranged between the support seat (54) and the fixed frame (55).
3. The thermostat structure of claim 2, wherein: a connecting rod (541) extends from the support seat (54) along the direction of the first movable contact piece (51), and the connecting rod (541) is fixed with the first movable contact piece (51).
4. A thermostat structure according to claim 3, characterized in that: and a supporting column (542) is arranged below the supporting seat (54), and the supporting column (542) extends into the top of the inner cavity of the shell (1) and is used for propping against the supporting column (542) to move upwards when being assembled with another connecting seat of the coupler through a connecting seat (2) of the coupler.
5. The thermostat structure of claim 1, wherein: one end of the first movable contact piece (51) is fixed with one end of the first fixed contact piece (52), the other end of the first movable contact piece (51) is provided with a first movable contact (511) along the direction of the first fixed contact piece (52), and the first fixed contact (521) matched with the first movable contact (511) is arranged on the first fixed contact piece (52).
6. The thermostat structure of claim 1, wherein: the protection mechanism (4) further comprises a second contact piece pair, the second contact piece pair comprises a second movable contact piece (42) and a second fixed contact piece (43) which are arranged oppositely, and the hot melt rod (41) is fixed with the second movable contact piece (42).
7. The thermostat structure of claim 6, wherein: the hot melting rod (41) is also provided with a pressing block (411) fixed with the second movable contact piece (42).
8. The thermostat structure of claim 7, wherein: the protection mechanism (4) further comprises a second elastic piece (44) acting on the hot melt rod (41), so that the hot melt rod (44) has a tendency to move upwards, and the second movable contact piece (42) has a tendency to move away from the second fixed contact piece (43) opposite to the second movable contact piece.
9. The thermostat structure of claim 6, wherein: one end of the second movable contact piece (42) is fixed with one end of the second fixed contact piece (43), the other end of the second movable contact piece (42) is provided with a second movable contact (421) along the direction of the second fixed contact piece (43), and the second fixed contact piece (43) is provided with a second fixed contact (431) matched with the second movable contact (421).
10. The utility model provides an electric kettle, includes kettle body and base, be equipped with another connecting seat of coupler on the base, its characterized in that: the temperature controller structure as claimed in any one of claims 1 to 9 is disposed at the bottom of the kettle body, and when the kettle body is placed on the base, the two connecting seats of the coupler are matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120206558.0U CN215127261U (en) | 2021-01-25 | 2021-01-25 | Temperature controller structure and electric kettle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120206558.0U CN215127261U (en) | 2021-01-25 | 2021-01-25 | Temperature controller structure and electric kettle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215127261U true CN215127261U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120206558.0U Active CN215127261U (en) | 2021-01-25 | 2021-01-25 | Temperature controller structure and electric kettle with same |
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| Country | Link |
|---|---|
| CN (1) | CN215127261U (en) |
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2021
- 2021-01-25 CN CN202120206558.0U patent/CN215127261U/en active Active
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