CN201315290Y - Steam temperature sensitive switch and boiling alarming device of heating container - Google Patents
Steam temperature sensitive switch and boiling alarming device of heating container Download PDFInfo
- Publication number
- CN201315290Y CN201315290Y CNU2008201459109U CN200820145910U CN201315290Y CN 201315290 Y CN201315290 Y CN 201315290Y CN U2008201459109 U CNU2008201459109 U CN U2008201459109U CN 200820145910 U CN200820145910 U CN 200820145910U CN 201315290 Y CN201315290 Y CN 201315290Y
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- boiling
- steam
- container
- heating container
- sensitive switch
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Abstract
The utility model provides a steam temperature sensitive switch, comprising a cylindrical shell and a mandril. The cylindrical shell is provided with an opening at one end; the opening of the shell is provided with a cover plate with a central through hole; a temperature sensing bimetallic strip is embedded in the middle part of the outer surface of the cover plate; the middle part of the cover plate which corresponds to the temperature sensing bimetallic strip is provided with a groove; the shell is provided with two electrical connection ends; the shell is internally provided with a fixed contact plate and an elastic movable contact plate which are connected with the electrical connection ends and are separated from each other; the mandril movably penetrates through the central through hole of the cover plate and can push the elastic movable contact plate to be connected with the fixed contact plate; and one end of the mandril is supported between the temperature sensing bimetallic strip and the elastic movable contact plate. The steam temperature sensitive switch is simple in structure, works stably and can be widely applied to the boiling alarming device of the heating container.
Description
Technical field
The utility model relates to a kind of steam temperature sensitive switch, and the heating container boiling alarm device that is equiped with this steam temperature sensitive switch.
Background technology
People will contact various heating apparatus in daily life, along with the raising of application technology, have the boiling prompt functions on some heating apparatus; As qin sound kettle, be that the device that blows whistle is set on pot lid, when water when boiled, produce a large amount of steam in the kettle from the hole ejection that blows whistle, impel the ring tablet of the device that blows whistle to produce vibration, thereby send the alarm sound of blowing a whistle, but, blow whistle device to hermetic seal requirement height, use to occur the not enough and disabler that causes blowing whistle of gas tightness after a period of time easily, and the ring tablet easy deformation sound function that can cause equally ringing lost efficacy.Existing part electric-heating container such as electric kettle, electromagnetic oven have the protection prompting function of electronic mode, but it is confined to the use of electric heating product, does not have popularity,
Summary of the invention
The purpose of this utility model is the deficiency that overcomes technology, a kind of steam temperature sensitive switch is provided, keep often cut-offfing the road under the normality, after the water boiling, its temperature-sensitive bimetal leaf temperature-sensitive action, impel two electrode tips to connect, realize that the external function closing of circuit forms the loop, reach the water control circuit break-make of whether seething with excitement.
Another order of the present utility model: a kind of heating container boiling alarm device that is equiped with this steam temperature sensitive switch is provided, above-mentioned steam temperature sensitive switch is applied in the boiling alarm device, the steam temperature that produces when utilizing the water boiling is impelled steam temperature sensitive switch closure, impel the boiling alarm device action and send alarm sound, realize the effect that to report to the police after the boiling of heating container water.
The purpose of this utility model is achieved through the following technical solutions: the steam temperature sensitive switch, the tubular shell that comprises one one end opening, be equiped with the cover plate of band central through hole on the opening of housing, cover plate outer surface middle part is embedded with the temperature-sensitive bimetal leaf, and the cover plate middle part corresponding with the temperature-sensitive bimetal leaf is provided with cavity; Housing is provided with two electric connecting terminals, and the fixed touching plate, the elasticity movable contact spring that link to each other and be separated from each other with corresponding electric connecting terminal are installed in the housing; Comprise that also but an activity is placed through ejection elasticity movable contact spring in the cover plate central through hole contacts conducting with fixed touching plate push rod, this push rod one end is held in and is held in the elasticity movable contact spring after temperature-sensitive bimetal leaf, other end activity pass the central through hole of cover plate.
Above-mentioned steam temperature sensitive switch, when water seethed with excitement, its bimetal leaf was responded to steam temperature and deformation is taken place, and push rod is subjected to the bimetal leaf ejection and impels the elasticity movable contact spring to contact conducting with fixed touching plate, realize the external function closing of circuit, reach the water control circuit break-make of whether seething with excitement.It is simple in structure, and reliable in action is easy to use, in the temperature-sensitive control circuit that can be widely used in seething with excitement.
Another purpose of the present utility model adopts following scheme: the heating container boiling alarm device, comprise the heating container body and the container cover that match, the corresponding steam channel that is provided with between venthole, ease steam ports and formation connection venthole, the ease steam ports on the container cover, it is characterized in that: be equiped with the boiling warning circuit on the described container cover, comprise the music IC, buzzer and the above-mentioned steam temperature sensitive switch that are serially connected with in the electric power loop in this boiling warning circuit, the temperature-sensitive bimetal leaf of steam temperature sensitive switch is connected with steam channel.The boiling alarm device that will have above-mentioned steam temperature sensitive switch is incorporated in the container cover in the lump, the steam that produces when utilizing the water boiling impels the action of steam temperature sensitive switch, the circuit turn-on of boiling alarm device, the boiling alarm signal is sent in the work of boiling alarm set, reaches boiling and reminds purpose.Boiling alarm device is combined in the container cover, and is simple in structure, safe in utilization, convenient, with low cost, has very high practicality and commerciality.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the structure cutaway view of steam temperature sensitive switch under the normal temperature state that the utility model provides.
Fig. 2 is the closure state schematic diagram of the steam temperature sensitive switch among Fig. 1.
Fig. 3 is the structure cutaway view of the heating container boiling alarm device that provides of the utility model.
Fig. 4 is the circuit theory diagrams of the heating container boiling alarm device among Fig. 3.
Fig. 5 is the circuit theory diagrams that are exclusively used in the electric-heating container boiling alarm device that the utility model provides.
Embodiment
With reference to Fig. 1.Steam temperature sensitive switch A comprises that openend is provided with the housing 1 of cover plate 11, temperature-sensitive bimetal leaf 21, fixed touching plate 22, elasticity movable contact spring 23, electric connecting terminal 24,25 and push rod 26.
Temperature-sensitive bimetal leaf 21 is inlaid in cover plate 11 outer surfaces middle part, and temperature-sensitive bimetal leaf 21 is located on the cavity 11a of cover plate.
The bottom surface of housing 1 is provided with above-mentioned two electric connecting terminals 24,25, and the fixed touching plate 22, the elasticity movable contact spring 23 that link to each other with corresponding electric connecting terminal 24,25 are installed in enclosure interior, and fixed touching plate 22, elasticity movable contact spring 23 are separated from each other under normal conditions.Elasticity movable contact spring 23 is inverted U, the one end connects and is fixed on the inner bottom surface of housing 1 with corresponding electric connecting terminal 25 by joint pin, the other end is to be horizontally placed between fixed touching plate 22 and the temperature-sensitive bimetal leaf 21 and the motion end of close fixed touching plate 22, fixed touching plate 22 be can touch after the motion end of elasticity movable contact spring 23 is pressed, fixed touching plate 22, the i.e. conducting between two electric connecting terminals 24,25 of elasticity movable contact spring 23 impelled.
With reference to Fig. 2.In the cover plate cavity deformation takes place after temperature-sensitive bimetal leaf 21 is heated, 21 promotion push rods 26 of temperature-sensitive bimetallic are pressed the motion end of compression elasticity movable contact spring 23, and elasticity movable contact spring 23 is contacted with fixed touching plate 22, realize conducting between two electric connecting terminals 24,25.After temperature-sensitive bimetal leaf 21 cooling, can automatically reset, under self elastic force effect of elasticity movable contact spring 23, elasticity movable contact spring 23 separates with fixed touching plate 22, and two electric connecting terminals 24,25 recover off states.
With reference to Fig. 3.The heating container boiling alarm device comprises by heating container body (not shown), container cover, container cover comprise container cover body 3 and be fixed on container cover body 3 end face upper enclosers 4, lid turns round 5, is equiped with the boiling warning circuit in container cover.
Correspondence is provided with venthole 31, ease steam ports 41 on container cover body 3, the case 4, constitute between case 4 and the container cover body 3 be communicated with venthole 31, the steam channel 42 of the steam ports 41 that escapes.Lid is turned round 5 inside and is had and be to offer sender 51 on its end face by hollow structure.
With reference to Fig. 3, Fig. 4.The boiling warning circuit comprises above-mentioned steam temperature sensitive switch A and battery 61, music IC 62, buzzer 63, mains switch 64, and steam temperature sensitive switch A, music IC 62, buzzer 63 are serially connected between battery 61 the two poles of the earth by mains switch 64.Battery 61 is button cell or the common batteries of device in power socket 7, and power socket 7 is fixed on lid and turns round in 5 the inner chamber.Mains switch 64 is installed in lid and turns round 5 end face, utilizes mains switch 64 can manually control the break-make of power supply.Music IC 62, buzzer 63 are installed in lid and turn round in 5 the inner chamber.Lid turns round 5, the middle part correspondence of case 4 is provided with the central through hole that connects, housing 1 middle part of steam temperature sensitive switch A is set in that lid turns round 5, in the central through hole of case 4, the blind end of housing 1 is turned round in 5 inner chambers at lid, is with in the steam channel 42 of housing 1 one ends between case and container cover body of temperature-sensitive bimetal leaf 21, temperature-sensitive bimetal leaf 21 is connected with steam channel 42, and promptly temperature-sensitive bimetal leaf 21 is exposed in the steam channel 42.
With reference to Fig. 1, Fig. 3, Fig. 4.During use, container cover is covered on the heating container body (not shown), and manual closing mains switch 64, the elasticity movable contact spring 23 of the steam temperature sensitive switch of this moment separates with fixed touching plate 22, and the boiling warning circuit is in off state.With reference to Fig. 2, Fig. 3, Fig. 4.When the water in the heating container body is heated boiling, steam is through venthole 31, ease steam ports 41 turnover steam channels 42, the temperature-sensitive bimetal leaf 21 of steam temperature sensitive switch A is subjected to behind the temperature sense of steam deformation to take place, impel steam temperature sensitive switch A closure, the conducting of boiling warning circuit, buzzer 63 sends default boiling alarm sound (as chimes of doom or music such as " water have been opened "), reaches boiling and reminds purpose.With reference to Fig. 1, Fig. 3, Fig. 4.After boiling was reported to the police, the user can utilize mains switch 64 to cut off the boiling warning circuit, and buzzer quits work; After water temperature reduced, the temperature-sensitive bimetal leaf 21 of steam temperature sensitive switch A resetted, and the elasticity movable contact spring 23 of steam temperature sensitive switch A separates with fixed touching plate 22, and steam temperature sensitive switch A is in off-state.
A kind of boiling alarm device that is exclusively used in electric-heating container is provided among Fig. 5, and what they were different with the heating container boiling alarm device among Fig. 3, Fig. 4 is: also be serially connected with a reflector 91 that is used to launch wireless signal in the boiling warning circuit; Heating element 8 in its electric heating circuit connects municipal power supply by the mains switch K of a remote control/dual-use manual, and mains switch K has a reception controller 92 that is used to receive reflector wireless signal 91.When the water in the heating container body is heated boiling, steam temperature sensitive switch A temperature-sensitive closure, buzzer 63 sends the boiling alarm sound, reflector 91 sends wireless signal to the reception controller 92 of mains switch K simultaneously, receive controller 92 and accept disconnecting power switch K behind this wireless signal, the heater circuit power supply is cut off, and heating element 8 stops heating.When reusing, manual closing mains switch K, heater circuit work after water boiling, repeats above-mentionedly to give the alarm and cut off heater circuit.This boiling alarm device can realize reporting to the police and cutting off heater circuit simultaneously, and simple the use has prompting function and self protective function, reaches protection and energy-conservation purpose.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (6)
1. the steam temperature sensitive switch is characterized in that: comprise the tubular shell of one one end opening, be equiped with the cover plate of band central through hole on the opening of housing, be embedded with the temperature-sensitive bimetal leaf in the middle part of the cover plate outer surface, be provided with cavity in the middle part of the cover plate corresponding with the temperature-sensitive bimetal leaf; Housing is provided with two electric connecting terminals, and the fixed touching plate, the elasticity movable contact spring that link to each other and be separated from each other with corresponding electric connecting terminal are installed in the housing; Comprise that also but an activity is placed through ejection elasticity movable contact spring in the cover plate central through hole contacts conducting with fixed touching plate push rod, this push rod one end is held in and is held in the elasticity movable contact spring after temperature-sensitive bimetal leaf, other end activity pass the central through hole of cover plate.
2. heating container boiling alarm device, comprise the heating container body and the container cover that match, the corresponding steam channel that is provided with between venthole, ease steam ports and formation connection venthole, the ease steam ports on the container cover, it is characterized in that: be equiped with the boiling warning circuit on the described container cover, comprise the described steam temperature sensitive switch of the music IC, buzzer and the claim 1 that are serially connected with in the electric power loop in this boiling warning circuit, the temperature-sensitive bimetal leaf of steam temperature sensitive switch is connected with steam channel.
3. heating container boiling alarm device according to claim 2, it is characterized in that: comprise container cover comprise the container cover body and be fixed on case on the container cover body end face, lid is turned round, correspondence is provided with venthole, ease steam ports on container cover body, the case, constitute between case and the container cover body be communicated with venthole, the described steam channel of the steam ports that escapes; The electric supply installation of described boiling warning circuit, steam temperature sensitive switch, music IC, buzzer are installed in lid and turn round inside, and an end of steam temperature sensitive switch band temperature-sensitive bimetal leaf passes that lid is turned round, case extends in the steam channel.
4. heating container boiling alarm device according to claim 2 is characterized in that: described lid is turned round end face and is equiped with mains switch.
5. heating container boiling alarm device according to claim 2 is characterized in that: the power socket that is equiped with common batteries or button cell in described electric supply installation comprises.
6. heating container boiling alarm device according to claim 2 is characterized in that: described heating container is an electric-heating container; Also be serially connected with a reflector that is used to launch wireless signal in the described boiling warning circuit; Heating element in its electric heating circuit connects municipal power supply by the mains switch of a remote control/dual-use manual, and mains switch has a reception controller that is used to receive the reflector wireless signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201459109U CN201315290Y (en) | 2008-10-08 | 2008-10-08 | Steam temperature sensitive switch and boiling alarming device of heating container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201459109U CN201315290Y (en) | 2008-10-08 | 2008-10-08 | Steam temperature sensitive switch and boiling alarming device of heating container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201315290Y true CN201315290Y (en) | 2009-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201459109U Expired - Fee Related CN201315290Y (en) | 2008-10-08 | 2008-10-08 | Steam temperature sensitive switch and boiling alarming device of heating container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201315290Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281934A (en) * | 2017-12-29 | 2018-07-13 | 国网上海市电力公司 | A kind of high temperature alarm conductor strain clamp |
| CN110558854A (en) * | 2019-07-30 | 2019-12-13 | 李技献 | Alarm device, lid and cooking utensil |
-
2008
- 2008-10-08 CN CNU2008201459109U patent/CN201315290Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281934A (en) * | 2017-12-29 | 2018-07-13 | 国网上海市电力公司 | A kind of high temperature alarm conductor strain clamp |
| CN110558854A (en) * | 2019-07-30 | 2019-12-13 | 李技献 | Alarm device, lid and cooking utensil |
| CN112956895A (en) * | 2019-07-30 | 2021-06-15 | 李技献 | Alarm device, lid and cooking utensil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20090923 Termination date: 20101008 |