CN1547420A - Electric connector with temperature control and electric water heater - Google Patents
Electric connector with temperature control and electric water heater Download PDFInfo
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- CN1547420A CN1547420A CNA2003101124554A CN200310112455A CN1547420A CN 1547420 A CN1547420 A CN 1547420A CN A2003101124554 A CNA2003101124554 A CN A2003101124554A CN 200310112455 A CN200310112455 A CN 200310112455A CN 1547420 A CN1547420 A CN 1547420A
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- temperature
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Abstract
The invention relate to the field of the heating technology of liquid, the invention is a kind of electricity joining implement controlled by temperature and electricity hot water kettle. The invention solve the present technology problems that to produce interval in the course of assembling and difference in temperature between dry burn induction temperature and hyper temperature induction temperature easily change, which result in the occurring of fire, the hyper temperature induction controlling do not easily check and measure. The electricity joining implement install guiding heat slice in the metal fastner of low melting point, the guiding heat slice is riveted joint at one end of the metal fastner of low melting point and extended in the other end on the dual metal piece. The electricity hot water kettle include electricity heat implement hung in the sides of the kettle and fastening board in the electricity heat implement and the part of protruding in the fastening board and the electricity joining implement controlled by temperature in the kettle body, the guiding heat piece is riveted joint at the metal fastener of the low melting point of the electricity hot water kettle, the guiding heat piece is between dual metal pieces and the part of the protruding. Dry burn induction and the dot of detecting of the hyper temperature induction temperature are centralized in the highest part of temperature in the fastening board and contact compactly and easily install.
Description
Technical field
The invention belongs to the liquid heat technical field, is a kind of electric connector and electric kettle with temperature control.
Background technology
In the patent No. is GB2301516, in the British patent file of title heater element, discloses a kind of heater element that is installed on the electric kettle.
Its problem that will solve is because the container that is used to be filled with water adopts plastics to make, and the housing of thermostat also is made of plastics, when the water in the container is dryouied, in case dry combustion method temperature control contact is malfunctioning, entire container can be owing to constantly heating of electric heater is rapidly heated, cause overtemperature induction plastics fusing push rod also not sense the temperature that transmits of electric heater, syndeton between whole kettle body, thermostat and the electric heater can be because of the too high rubescent distortion of melting of electric heater surface temperature, lose overtemperature induction controlled function, thus initiation fire.
Its scheme of taking to deal with problems is that the boss on the fixed head of electric heater is provided with a long recess that passes to plastics fusing push rod contact site, is provided with copper sheet in groove, and copper sheet passes to the plastics fusing push rod of thermostat.
Purpose is by set up copper sheet on fixed head, and the fixed head that the stainless steel that adopts poor thermal conductivity is made increases heat-conductive characteristic.
Though its shortcoming is to have a copper sheet maximum temperature induction point of fixed head boss can be caused plastics fusing push rod, but because combining between plastics fusing push rod and the copper sheet can be easy to produce the gap in the assembling process of actual production technology, the power-off time that this point gap is enough to cause cutting off electric heater prolongs tens seconds, add that the fusing of plastics fusing push rod own also needs the regular hour, thereby prolonged the time of overtemperature cut-out electric heater greatly, be easy to cause the generation of fire.Whether combining between copper sheet and the plastics fusing push rod can play overtemperature induction control general being difficult for is detected, and when detecting can play the overtemperature induction and control the time, product has also just been scrapped.The discreteness of the dry combustion method of this structure and overtemperature temperature sensor is also bigger, often the difference because of assembling produces, make original temperature difference between the dry combustion method temperature sensor of setting on the thermostat and overtemperature temperature sensor, easy because of with container and electric heater between change in conjunction with different.
In the patent No. is 012576026, in the Chinese patent file of the utensil socket of title improvement temperature sense control structure, a kind of utensil socket of temperature sense control structure is disclosed, comprise pedestal, cover on the crown cap on the pedestal, be arranged on electrode and electric connection terminal in the pedestal, at least be provided with a pair of movable contact spring and fixed touching plate between described electrode and the electric connection terminal, on pedestal, be provided with shell fragment, described shell fragment one end is fixed on the pedestal, the other end is fixed on the crown cap by the low-melting-point metal securing member, is provided with to touch the fusing push rod that movable contact spring and fixed touching plate separate between shell fragment and movable contact spring.
This utensil socket has control of dry combustion method temperature and the control of overtemperature temperature, low-melting-point metal securing member induction overtemperature temperature, temperature-sensitive bimetal leaf induction dry combustion method temperature, when assembling, the utensil socket posts on the fixed head of electric heater, at this moment, two temperature-sensitive point is in two positions of fixed head, the heat sensitivity of its overtemperature can change because of the thermal conductivity difference of fixed head, low-melting-point metal securing member and contacting of fixed head are firmly to firmly, and the inductive effects of this contact also can be because of different variation of tightness of low-melting-point metal securing member and fixed head contact.
Goal of the invention
The object of the present invention is to provide a kind of induction dry combustion method temperature and induction overtemperature sense temperature point to be in the same place, the induction temperature difference keeps constant, the electric connector of convenient band temperature control of installing.
After another object of the present invention is to provide a kind of water in container to be dryouied, when dry combustion method temperature sensor controller is in malfunctioning state, the electric kettle that the overtemperature induction controller can move rapidly.
For realizing purpose of the present invention, the electric connector of described band temperature control is provided with conducting strip on the low-melting-point metal securing member, and described conducting strip one end is riveted on the low-melting-point metal securing member, the other end extend to the temperature-sensitive bimetal leaf above.
The present invention is owing to set up conducting strip on the electric connector basis of the band temperature control of prior art, conducting strip and low-melting-point metal securing member are riveted into one, and make conducting strip extend to the temperature-sensitive bimetal leaf above, sensed temperature at first reaches on the conducting strip, reach respectively on temperature-sensitive bimetal leaf and the low-melting-point metal securing member by conducting strip then, shortened the distance between two temperature-sensitive points greatly, make things convenient for the user to assemble, can not change because of assembling causes the temperature difference of setting between dry combustion method temperature sensor and the overtemperature temperature sensor.And, make conducting strip be subjected to the elastic force effect that the temperature-sensitive bimetal leaf applies, excellent good contact effect when contacting with the temperature-sensitive face because conducting strip extends to position above the temperature-sensitive bimetal leaf.During detection, as long as heat, can detect dry combustion method temperature control action on conducting strip, problem is unlikely assembled in overtemperature induction control.
For realizing another object of the present invention, described electric kettle, comprise the kettle body, be suspended at the electric heater on the kettle body wall face, on electric heater, be provided with fixed head, on fixed head, be provided with the lug boss that links together with electrothermal tube, the electric connector of aforesaid band temperature control is installed on the kettle body, riveted joint has conducting strip, described conducting strip to pass between the temperature-sensitive bimetal leaf and the lug boss on the fixed head of the electric connector of being with temperature control on the low-melting-point metal securing member of the electric connector of band temperature control.
Owing to adopted the electric connector of above-mentioned band temperature control, lug boss on the electric heater fixed head in the electric kettle is directly suppressed with the conducting strip of the electric connector of being with temperature control to be contacted, guarantee that dry combustion method temperature sensor and overtemperature temperature sensor sensing point concentrate on the high-order bit of temperature of fixed head, contact closely, be convenient to assembling, can can not improve the qualification rate of product assembling because of the different variations that produce the temperature difference between dry combustion method temperature sensor and the overtemperature temperature sensor of assembly manipulation.
Description of drawings
The drawing of accompanying drawing is described as follows:
Fig. 1 combines preceding three-dimensional view for the electric connector of band temperature control of the present invention with electric heater.
Fig. 2 combines another preceding angle three-dimensional view for the electric connector of band temperature control of the present invention with electric heater.
Fig. 3 is the structural representation of electric kettle of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of electric kettle of the present invention is described in further detail:
As shown in Fig. 1,2, the electric connector of band temperature control of the present invention includes low-melting-point metal securing member 1, conducting strip 2, temperature-sensitive bimetal leaf 3.
The electric connector of band temperature control of the present invention is to set up a conducting strip 2 on existing electric connector, and this conducting strip 2 can be that copper sheet or aluminium flake or heat conductivility are better than stainless other sheet metals.Existing electric connector includes low-melting-point metal securing member 1, temperature-sensitive bimetal leaf 3.
Temperature-sensitive bimetal leaf 3 is the temperature that are used to respond to dry combustion method, just when the water around the electric heater in the container is dryouied, just begun the temperature that heats up, heat up this moment should be the very short time, under the normal condition, temperature-sensitive bimetal leaf 3 can move in this short time, makes the contact in the electric connector disconnect the power supply of sever supply electric heater.
Low-melting-point metal securing member 1 is the temperature that is used to respond to overtemperature, just after the water around the electric heater in the container is dryouied, temperature-sensitive bimetal leaf 3 is failure to actuate, perhaps its inner contact structure is malfunctioning, can't cut off the electricity supply, electric heater will continue heating power, and the temperature that this moment, heating produced is an overtemperature.
When conducting strip 2 one ends are riveted on the low-melting-point metal securing member 1, its other end is attached to above the temperature-sensitive bimetal leaf 3, the elastic force that conducting strip 2 can utilize temperature-sensitive bimetal leaf 3 suitably to be out of shape suppresses on the temperature-sensitive face, heat on the temperature-sensitive face reaches on the low-melting-point metal securing member 1 by conducting strip 2 on the one hand, low-melting-point metal securing member 1 is carried out preheating, heat on the temperature-sensitive face conducts on the temperature-sensitive bimetal leaf 3 by conducting strip 2 on the other hand, make the electric connector of the described band temperature control of invention externally have only a temperature-sensitive point, thereby guaranteed the stability of the temperature gap of dry combustion method temperature value and overtemperature temperature value, make things convenient for the user to assemble use, can not cause the variation of temperature gap because of the fitting operation difference.
Electric kettle of the present invention comprises kettle body 4, electric heater 5, fixed head 6, electrothermal tube 7, lug boss 8, the electric connector 9 of aforesaid band temperature control.Riveted joint has conducting strip 2, described conducting strip 2 to pass between the temperature-sensitive bimetal leaf 3 and the lug boss 8 on the fixed head 6 of the electric connector 9 of being with temperature control on the low-melting-point metal securing member 1 of the electric connector 9 of band temperature control.Described conducting strip 2 is to suppress on conducting strip 2 by the suitable distortion of temperature-sensitive bimetal leaf 3, is attached on the lug boss 8 of fixed head 6 again.After the water in the kettle body was dryouied, the temperature of electrothermal tube 7 rose rapidly, reached the lug boss 8 on the fixed head 6, and the temperature on the conducting strip 2 is risen, and simultaneously, reached on the temperature-sensitive bimetal leaf 3 by conducting strip 2, and the temperature of temperature-sensitive bimetal leaf 3 is risen.Temperature-sensitive bimetal leaf 3 produces earlier and sticks up change under the normal condition, drives dry combustion method controlling organization (so mechanism be prior art, not shown) action, cuts off the electricity supply.Electrothermal tube 7 outages stop heating, and at this moment, the temperature on the lug boss 8 no longer continues to rise.When the dry combustion method controlling organization is malfunctioning, temperature on the lug boss 8 will continue to rise, its temperature will constantly reach low-melting-point metal securing member 1 by conducting strip 2, and make its fusing, thereby drive dry combustion method controlling organization (so mechanism be prior art, not shown) action, thereby cut off the electricity supply, make electric heater 5 outages stop heating, reach the purpose of overtemperture control.
Claims (2)
1. the electric connector with temperature control is characterized in that being provided with conducting strip (2) on low-melting-point metal securing member (1), and described conducting strip (2) one ends are riveted on the low-melting-point metal securing member (1), the other end extend to temperature-sensitive bimetal leaf (3) above.
2. electric kettle, comprise kettle body (4), be suspended at the electric heater (5) on kettle body (4) wall, on electric heater (5), be provided with fixed head (6), on fixed head (6), be provided with the lug boss (8) that links together with electrothermal tube (7), it is characterized in that on kettle body (4), being equipped with the electric connector (9) of band temperature control as claimed in claim 1, the low-melting-point metal securing member (1) of the electric connector (9) of band temperature control is gone up riveted joint has conducting strip (2), described conducting strip (2) to pass between the temperature-sensitive bimetal leaf (3) and the lug boss (8) on the fixed head (6) of the electric connector (9) of being with temperature control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101124554A CN100505952C (en) | 2003-12-04 | 2003-12-04 | Electric connector with temperature control and electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101124554A CN100505952C (en) | 2003-12-04 | 2003-12-04 | Electric connector with temperature control and electric water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1547420A true CN1547420A (en) | 2004-11-17 |
| CN100505952C CN100505952C (en) | 2009-06-24 |
Family
ID=34336532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101124554A Expired - Fee Related CN100505952C (en) | 2003-12-04 | 2003-12-04 | Electric connector with temperature control and electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100505952C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104994603A (en) * | 2015-07-16 | 2015-10-21 | 广东志高空调有限公司 | Electric heating protection system |
-
2003
- 2003-12-04 CN CNB2003101124554A patent/CN100505952C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104994603A (en) * | 2015-07-16 | 2015-10-21 | 广东志高空调有限公司 | Electric heating protection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100505952C (en) | 2009-06-24 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090624 Termination date: 20100104 |