CN201189098Y - Liquid heating container - Google Patents
Liquid heating container Download PDFInfo
- Publication number
- CN201189098Y CN201189098Y CNU2008200464345U CN200820046434U CN201189098Y CN 201189098 Y CN201189098 Y CN 201189098Y CN U2008200464345 U CNU2008200464345 U CN U2008200464345U CN 200820046434 U CN200820046434 U CN 200820046434U CN 201189098 Y CN201189098 Y CN 201189098Y
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- Prior art keywords
- electrode
- container body
- connector
- ring structure
- joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 26
- 239000007788 liquid Substances 0.000 title claims description 20
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract 2
- 238000005485 electric heating Methods 0.000 description 13
- 238000009841 combustion method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 229920003266 Leaf® Polymers 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 230000036413 temperature sense Effects 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model relates to a fluid heating container which comprises a container body, a base, a heating device, a connector used for transmitting an electric signal, an electric switch contract point used for connecting a power supply and the heating device, and a heat control component used for controlling the electric switch contact point, wherein a lower connector is provided with a normally open switch which ensures that a zero curve terminal is communicated with a zero curve electrode or/and a live wire terminal is communicated with a live wire electrode after an upper connector is plugged with the lower connector, the bottom of the container body is provided with a convex part protruding upwards, the heat control component comprises a trigger device for opening the electric switch contact point, and the trigger device is arranged on the convex part of the container body. When the fluid in the container body is too little, the convex part is exposed earlier than other parts on the bottom of the container, and the electric switch contact point is opened directly or indirectly after the trigger device of the heat control component inside the convex part acts, thereby effectively preventing the heating container from being heated dryly.
Description
Technical field:
The utility model relates to heating vessel, particularly a kind of be provided with anti-dry protection structure such as heating vessels such as insulating pot, coffee pots, belong to the renovation technique of heating vessel.
Background technology:
The heating vessel of existing market, particularly generally comprise container body that is used for carrying liquid and the base that electric energy is provided to container such as electric-heating containers such as insulating pot, coffee pots, the bottom of container body is provided with connector, base is provided with lower connector, because container and base are placed apart when not using, the metal small articles that user's finger is put into the groove of the lower connector on the base or some conductions unavoidably because of carelessness makes its short circuit after falling into the groove of lower connector, thereby causes security incident easily.In addition, all there is the phenomenon that dry combustion method takes place in present electric-heating container when not having liquid in the container, not only can directly influence the service life of electric-heating container, also causes security incident easily.
Problem at electric-heating container generation dry combustion method, early stage electric-heating container (as insulating pot etc.), as the BP publication number is disclosed a kind of electric-heating container among the GB9411573, it is provided with a bimetal leaf that contacts with electro-heat equipment at container bottom, when not having water in the container, the electro-heat equipment temperature rises rapidly, bimetal leaf deforms, and open the electric switch contact, thereby deenergization is electrically connected with electro-heat equipment, has solved the problem that dry combustion method takes place electric-heating container (as insulating pot etc.) to a certain extent.But water is more after a little while in container for this structure, if electric-heating container (as insulating pot etc.) when tilting a less angle (for example 5 degree) toward certain direction, container bottoms just may occur partly has liquid to cover, and at this moment the dry combustion method phenomenon also can take place in the bottom surface that does not have liquid to cover in the situation that other place of container bottoms does not have liquid to cover; At the problems referred to above, Chinese patent application number is to have disclosed a kind of bimetal leaf (or other touch devices) that is provided with two self contained functions at container bottom at interval in 95194418.5, this scheme has solved the problems referred to above to a certain extent, but the problem of dry combustion method takes place when also thoroughly not solving container lean, as the angle direction that tilts when the kettle body when vertical with the line direction of two bimetal leafs, there is liquid to cover with inboard at the bottom of the kettle that two sheet metals contact, and inboard, part kettle bottom surface does not have liquid to cover, at this moment, the phenomenon of dry combustion method also can take place in the part that is not covered by liquid.
Summary of the invention:
The purpose of this utility model is to overcome the problem that prior art exists and a kind of heating vessel of reasonable in design, safe in utilization, long service life is provided.
The technical solution of the utility model is: heating vessel comprises:
Be used for the container body that splendid attire is heated liquid;
Be used for providing the base of power supply to container body;
Be used for providing to container body the electro-heat equipment of heat energy, described electro-heat equipment is positioned at the lower end of container body (1) and is close to the bottom of container body;
The connector that is used for transmission of electric signals, described connector comprise the last connector that is installed in container bottom and are installed in lower connector on the base; Last connector is provided with zero line joint and live wire joint, is provided with corresponding zero wire electrode and firewire electrode in the lower connector;
Be used to control that electric switch disconnects or closed thermal control assembly, described thermal control assembly contacts with electro-heat equipment, and be positioned at electro-heat equipment below;
Wherein said lower connector is provided with and zero line joint and zero wire electrode is connected or/and make the normal open switch of live wire joint and firewire electrode connection, zero wire electrode or/and firewire electrode link to each other with the zero line of importing power supply or/and live wire by normal open switch; The bottom of described container body is provided with the protuberance to upper process that can expose liquid when liquid in container is very few earlier than other parts of bottom, the thermal control assembly comprises electric switch and the touch device that the electric switch contact is opened, and described touch device is installed on the protuberance of container body.
The protuberance of described container body has been made one, is arranged on the geometric center position of bottom of container body.
The protuberance of described container body has been made more than 2 or 2, and one of them is arranged on the geometric center position of bottom of container body, and other are arranged on the peripheral position of bottom; Or all protuberance is arranged on the peripheral position of bottom, and wherein the line of two protuberances is through the geometric center of bottom.
Described electro-heat equipment is heat-generating disc or heat-generating pipe or printing heater element, and electro-heat equipment is preset in the bottom of container body, and makes an integral body with the bottom of container body.
The described connector of going up is provided with ground joint, and lower connector is provided with the earth electrode that cooperates with ground joint, and the contact position of ground joint and earth electrode is positioned at the top of normal open switch horizontal level.
Described connector and the lower connector gone up is for can rotate the cordless connector that cooperates in 360 ° of angular ranges.
The electric switch of described thermal control assembly is made up of live wire output and zero line output, last connector is made up of interior ring structure and outer shroud structure, zero line joint and live wire joint are installed above, and zero line joint and live wire joint are connected with the zero line output and the live wire output of thermal control assembly respectively; Ground joint is a loop configuration, and in being arranged in the space between ring structure and the outer ring structure.
Described touch device is a thermosensitive bimetal, and described touch device is installed in the protuberance of container body, and its end face and protuberance are close together.
Described lower connector is made up of interior ring structure, outer ring structure and the newel that is positioned in the middle of the ring structure, be equiped with zero wire electrode, firewire electrode, earth electrode and normal open switch above, wherein zero wire electrode is arranged on around the newel, zero wire electrode is a loop configuration, and its lower end links to each other with the zero line of input power supply; The inboard of ring structure in firewire electrode is arranged on, firewire electrode also are annular; Earth electrode is an elastic sheet metal, in the annular groove in being installed between ring structure and the outer ring structure.
Described normal open switch is made up of switch contact and float electrode, also be installed in the annular groove, switch contact electrically contacts with the lower end of firewire electrode, float electrode is connected with the live wire of input power supply, float electrode is an elastic sheet metal, the float electrode top is provided with a switch push rod, and the switch push rod is close on the float electrode; The contact of earth electrode and ground joint is a sweep, and it is arranged on the top of normal open switch horizontal level.
The utility model makes zero line joint and zero wire electrode connect after last connector and lower connector are pegged graft or/and make the normal open switch of live wire joint and firewire electrode connection being provided with on the lower connector, therefore can not connect power supply even put into because of carelessness after the metal small articles of the groove of the lower connector on the base or some conductions is fallen into the groove of lower connector yet, so use safer; In addition, the utility model is because employing is provided with the structure that the projection that makes progress forms a protuberance at container bottom, and the touch device of thermal control assembly is positioned at this protuberance, and contact with heater surface, when the liquid in the container body is very few, even container body run-off the straight, this protuberance also other parts of container bottom surface firstly appears out from liquid surface, because this part does not have liquid to cover, temperature rises rapidly, directly or indirectly open the electric switch contact after the touch device that is positioned at the thermal control assembly of this protuberance moves, thereby prevented the dry combustion method of electric-heating container effectively.
Description of drawings:
Fig. 1 is an overall structure schematic diagram of the present utility model;
Fig. 2 is a container bottoms stereogram of the present utility model;
Fig. 3 is the structural representation of thermal control assembly in the utility model;
Fig. 4 is the structure enlarged drawing of connector among Fig. 1;
Fig. 5 is a structural representation of going up connector among Fig. 4;
Fig. 6 is the structural representation of lower connector among Fig. 4;
Schematic diagram when Fig. 7 is present heating vessel small angle inclination;
Schematic diagram when Fig. 8 is the utility model heating vessel generation small angle inclination.
Omitted among the figure with the present invention and designed other irrelevant parts of main points.
The specific embodiment:
Embodiment:
The utility model heating vessel comprises coffee pot, insulating pot, hot water boiler etc., but is not limited to above-mentioned several heating container.
Be example with the insulating pot below, the utility model is elaborated.
Please refer to Fig. 1, the utility model insulating pot includes and is used for the container body 1 that splendid attire is heated liquid, be used for being connected and provide the base 2 of electric energy to container body 1 with power supply, be used for to container body 1 provide heat energy electro-heat equipment 3, be used for directly or indirectly controlling thermal control assembly 4 that electro-heat equipment 3 and power supply electrically connect and the connector 5 that is used for transmission of electric signals.
Please refer to Fig. 2, the projection that makes progress in the middle of the bottom 11 of the utility model container body forms a protuberance 12, and described protuberance 12 is positioned at the geometric center position of the bottom 11 of container body.Electro-heat equipment 2 is heat-generating disc or heat-generating pipe or printing heater element, and electro-heat equipment 2 also can change to some extent according to the type of electric-heating container; In the present embodiment, described electro-heat equipment 3 is a heat-generating disc, be positioned at kettle body bottom 11 below, and be close to kettle body bottom 11, heat-generating disc is made projection or the protuberance corresponding with the protuberance 12 of container body 1 at correspondence position, in order to simplify working process, heat-generating disc 3 is preset in the bottom 11 of container body 1 in the present embodiment, makes an integral body with the bottom 11 of container body 1.To be unlikely to difficulty big for the stretching that makes protuberance 12, can two ledge structures be set at protuberance 12, and making stretches becomes the stack of two height, and the production in enormous quantities of such product is just quite simple.
Please refer to Fig. 3, the touch device 41 that thermal control assembly 4 of the present utility model comprises electric switch and electric switch is opened.Described electric switch is made up of live wire output 43 and zero line output 44, and described touch device 41 is installed in the protuberance 12 of container body 1, and its end face and protuberance 12 are close together.In the present embodiment, touch device 41 is a thermosensitive bimetal, makes live wire output 43 and zero line output 44 separately by a touch part 42 after thermosensitive bimetal is heated and deforms, thereby disconnects electric switch.Fast and reliable in order to guarantee temperature sense, can coat heat-conducting silicone grease at the heating face of this heat-generating disc 3 or on the surface of thermosensitive bimetal 41.
Please refer to Fig. 4 to Fig. 6, be the utility model connector construction schematic diagram.The utility model connector 5 comprises the last connector 51 that is arranged on container body bottom 11 and is arranged on lower connector 52 on the base 2.Last connector 51 can rotate in 360 ° of angular ranges with lower connector 52 and cooperate grafting.
As shown in Figure 5, connector 51 is made up of interior ring structure 514 and outer ring structure 515 on the utility model, zero line joint 511 and live wire joint 512 are installed above, and zero line joint 511 and live wire joint 512 are connected with the zero line output 43 and the live wire output 44 of thermal control assembly 4 respectively.In the present embodiment, last connector 51 also is provided with ground joint 513, and ground joint 13 is a loop configuration, and in being arranged in the space between ring structure 514 and the outer ring structure 515.
As shown in Figure 6, lower connector 52 is made up of interior ring structure 528, outer ring structure 529 and the newels 527 that are positioned in the middle of the ring structure 528, and installation is provided with zero wire electrode 521, firewire electrode 522, earth electrode 523 and normal open switch A above.Wherein, zero wire electrode 521 is arranged on around the newel 527, and zero wire electrode 521 is a loop configuration, and its lower end links to each other with the zero line of input power supply; The inboard of ring structure 528 in firewire electrode 522 is arranged on, firewire electrode 522 also are annular; Earth electrode 523 is an elastic sheet metal, in the annular groove B in being installed between ring structure 528 and the outer ring structure 529; Normal open switch A is made up of switch contact 525 and float electrode 524, also be installed in the annular groove B, switch contact 525 electrically contacts with the lower end of firewire electrode 522, float electrode 524 is connected with the live wire of input power supply, float electrode 524 is an elastic sheet metal, float electrode 524 tops are provided with switch push rod 526, and switch push rod 526 is close on the float electrode 524; Wherein, earth electrode 523 is a sweep with the contact 520 of ground joint 513, and it is arranged on the top of normal open switch A horizontal level.
The utility model connector is by the setting of above structure, when upper and lower two connectors separate, switch push rod 526 is by float electrode 524 jack-up up, switch contact 525 belongs to separated position with float electrode 524, the live wire of input power supply can't be connected to firewire electrode 523, even there is conductive body to fall in the groove B between newel 527 and the interior ring structure 528, the phenomenon that also can not be short-circuited, thus guaranteed the safe handling of power supply; Because the contact of the earth electrode 23 of lower connector 52 is arranged on the top of normal open switch A, therefore must make electrical equipment elder generation ground connection could connect power supply, elder generation could disconnect being connected of earth electrode 23 and ground joint 13 behind the deenergization, further strengthened particularly high-power electric appliance safe in utilization of electrical equipment.
Schematic diagram when Fig. 7 is present electric-heating container (insulating pot etc.) generation small angle inclination, wherein, C indicates it is the waterline of water yield when very few, as can be seen from Figure, when the D of the bottom 11 of container body 1 part below does not have the anti-dry touch device just, the dry combustion method phenomenon will take place, thereby influence the service life of electric-heating container, even security incident takes place.
The operation principle of the utility model anti-dry is as follows:
Please refer to Fig. 8, schematic diagram during for this practical electric-heating container generation small angle inclination, as can be seen from Figure, when liquid in container is very few, the protuberance 12 of the bottom 11 of container body 1 exposes waterline C prior to container bottoms, the action back takes place and promotes actuator 42 in the touch device 41 (thermosensitive bimetal) that is positioned at protuberance, then open the connection of the zero line output 43 and the live wire output 44 of thermal control assembly 4, and then disconnect being connected of electro-heat equipment 3 and power supply, electro-heat equipment 3 quits work, thereby prevents the generation of dry combustion method effectively.
Claims (10)
1, a kind of heating vessel comprises:
Be used for the container body (1) that splendid attire is heated liquid;
Be used for providing the base (2) of power supply to container body;
Be used for providing to container body (1) electro-heat equipment (3) of heat energy, described electro-heat equipment (2) is positioned at the lower end of container body (1) and is close to the bottom (11) of container body (1);
The connector (5) that is used for transmission of electric signals, described connector (5) comprise the last connector (51) that is installed in container bottom and are installed in lower connector (52) on the base (2); Last connector (51) is provided with zero line joint (511) and live wire joint (512), is provided with corresponding zero wire electrode (521) and firewire electrode (522) in the lower connector (52);
Be used to control that electric switch disconnects or closed thermal control assembly (4), described thermal control assembly (4) contacts with electro-heat equipment (2), and be positioned at electro-heat equipment (2) below;
It is characterized in that: described lower connector (52) is provided with zero line joint (511) and zero wire electrode (521) is connected or/and the normal open switch (A) that live wire joint (512) and firewire electrode (522) are connected, zero wire electrode (521) or/and firewire electrode (522) by normal open switch (A) and input power supply zero line or/and live wire link to each other; The bottom (11) of described container body (1) is provided with the protuberance to upper process (12) that can expose liquid when liquid in container is very few earlier than other parts of bottom (11), the touch device (41) that thermal control assembly (4) comprises electric switch and the electric switch contact is opened, described touch device (41) are installed on the protuberance (12) of container body (1).
2, heating vessel according to claim 1 is characterized in that the protuberance (12) of described container body (1) has been made one, is arranged on the geometric center position of bottom (11) of container body (1).
3, heating vessel according to claim 1, the protuberance (12) that it is characterized in that described container body (1) has been made more than 2 or 2, one of them is arranged on the geometric center position of bottom (11) of container body (1), and other are arranged on the peripheral position of bottom (11); Or all protuberance (12) is arranged on the peripheral position of bottom (11), and wherein the line of two protuberances (12) is through the geometric center of bottom (11).
4, heating vessel according to claim 1, it is characterized in that described electro-heat equipment (3) is heat-generating disc or heat-generating pipe or printing heater element, electro-heat equipment (3) is preset in the bottom (11) of container body (1), and makes an integral body with the bottom (11) of container body (1).
5, according to each described heating vessel of claim 1 to 4, it is characterized in that the described connector (51) of going up is provided with ground joint (513), lower connector (52) is provided with the earth electrode (523) that cooperates with ground joint (513), and the contact position (520) of ground joint (513) and earth electrode (523) is positioned at the top of normal open switch (A) horizontal level.
6, electric connector according to claim 5 is characterized in that described connector (51) and the lower connector (52) gone up is for can rotate the cordless connector that cooperates in 360 ° of angular ranges.
7, heating vessel according to claim 6, the electric switch that it is characterized in that described thermal control assembly 4 is made up of live wire output (43) and zero line output (44), last connector (51) is made up of interior ring structure (514) and outer ring structure (515), zero line joint (511) and live wire joint (512) are installed above, and zero line joint (511) and live wire joint (512) are connected with the zero line output (43) and the live wire output (44) of thermal control assembly (4) respectively; Ground joint (513) is a loop configuration, and is arranged in the space between interior ring structure (514) and the outer ring structure (515).
8, heating vessel according to claim 7 is characterized in that described touch device 41 is thermosensitive bimetal, and described touch device (41) is installed in the protuberance (12) of container body (1), and its end face and protuberance (12) are close together.
9, heating vessel according to claim 8, it is characterized in that described lower connector (52) is made up of interior ring structure (528), outer ring structure (529) and the newel (527) that is positioned in the middle of the ring structure (528), be equiped with zero wire electrode (521), firewire electrode (522), earth electrode (523) and normal open switch (A) above, wherein zero wire electrode (521) is arranged on newel (527) on every side, zero wire electrode (521) is a loop configuration, and its lower end links to each other with the zero line of input power supply; Firewire electrode (522) is arranged on the inboard of interior ring structure (528), and firewire electrode (522) also is an annular; Earth electrode (523) is an elastic sheet metal, is installed in the annular groove (B) between interior ring structure (528) and the outer ring structure (529).
10, heating vessel according to claim 9, it is characterized in that described normal open switch (A) is made up of switch contact (525) and float electrode (524), also be installed in the annular groove (B), switch contact (525) electrically contacts with the lower end of firewire electrode (522), float electrode (524) is connected with the live wire of input power supply, float electrode (524) is an elastic sheet metal, float electrode (524) top is provided with a switch push rod (526), and switch push rod (526) is close on the float electrode (524); Earth electrode (523) is a sweep with the contact (520) of ground joint (513), and it is arranged on the top of normal open switch (A) horizontal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200464345U CN201189098Y (en) | 2008-04-15 | 2008-04-15 | Liquid heating container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200464345U CN201189098Y (en) | 2008-04-15 | 2008-04-15 | Liquid heating container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201189098Y true CN201189098Y (en) | 2009-02-04 |
Family
ID=40333248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200464345U Expired - Lifetime CN201189098Y (en) | 2008-04-15 | 2008-04-15 | Liquid heating container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201189098Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747711A (en) * | 2011-08-10 | 2014-04-23 | 施特里克斯有限公司 | Controller |
| CN106450920A (en) * | 2016-11-07 | 2017-02-22 | 佛山市汇莱德电器有限公司 | Five-pole waterproof electrical connector |
| CN112237372A (en) * | 2019-07-19 | 2021-01-19 | 广东美的生活电器制造有限公司 | Connector assembly, electric heating appliance and electric heating device |
-
2008
- 2008-04-15 CN CNU2008200464345U patent/CN201189098Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747711A (en) * | 2011-08-10 | 2014-04-23 | 施特里克斯有限公司 | Controller |
| CN103747711B (en) * | 2011-08-10 | 2017-03-22 | 施特里克斯有限公司 | Controller |
| CN106450920A (en) * | 2016-11-07 | 2017-02-22 | 佛山市汇莱德电器有限公司 | Five-pole waterproof electrical connector |
| CN112237372A (en) * | 2019-07-19 | 2021-01-19 | 广东美的生活电器制造有限公司 | Connector assembly, electric heating appliance and electric heating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: MEIDI GROUP CO. LTD. Free format text: FORMER OWNER: KANGMAISI ELECTRIC APPLIANCES CO., LTD., SHUNDE DISTRICT, FOSHAN CITY Effective date: 20120222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120222 Address after: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Patentee after: Midea Group Address before: 528311 Beijiao Industrial Park, Beijiao Town, Foshan, Guangdong, China, Shunde Patentee before: KANGMAISI ELECTRIC APPLIANCES |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090204 |
|
| CX01 | Expiry of patent term |