CN103983020A - Automatic power-off water heater - Google Patents
Automatic power-off water heater Download PDFInfo
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- CN103983020A CN103983020A CN201410170309.5A CN201410170309A CN103983020A CN 103983020 A CN103983020 A CN 103983020A CN 201410170309 A CN201410170309 A CN 201410170309A CN 103983020 A CN103983020 A CN 103983020A
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Abstract
The invention relates to the field of fluid heaters with a safety device and particularly relates to an automatic power-off water heater. The automatic power-off water heater comprises a container (1), a container stopper (11), an electric heating element (2), a lead wire (21) and a plug (22). The automatic power-off water heater is characterized by further comprising a groove (31), a through hole (32), an airbag (33), a top rod (34), a connection rod (35), a lower pin shaft (36), a conductive lever (37), an upper pin shaft (38), a spring (39), a conductive bead (40) and a plug plate (12), wherein the airbag (33) is embedded into the through hole (32); the conductive lever (37) is connected above the connection rod (35) through the upper pin shaft (38) at the center mass; the spring (39) is arranged between the connection rod (35) and the conductive lever (37). The automatic power-off water heater is simple in structure, convenient to use and safe and reliable.
Description
Technical field
The present invention relates to be with fool proof fluid heater field, be specially a kind of automatic current cut-off water heater.
Background technology
At present for directly in container the electric heater of heating water be just used widely, structurally the heating wire of aluminium armouring that adopt insert container more after in pipe heating element heater embedding bottle stopper again, heating wire connects external power source with wire, after energising, heating wire generates heat and transfers heat to water so that water is played to heat effect because of the fuel factor of electric current, and the heat that water also produced heating wire in the heated while is led away to guarantee the temperature of heating wire unlikely too high.This electric heater is simple and practical; easy to use; but shortage safety guard; after water is dryouied, heating wire is still in conducting state; the heat overwhelming majority that now heating wire produces accumulates on heating wire; thereby make heating wire temperature sharply increase, not only can damage electric heater, serious can fire hazard.
Summary of the invention
In order to overcome the defect of prior art, a kind of electric-heating container simple in structure, esy to use, safe and reliable is provided, the invention discloses a kind of automatic current cut-off water heater.
The present invention reaches goal of the invention by following technical solution:
A kind of automatic current cut-off water heater, comprise container, container stopper, heating, wire and plug, heating is embedded in container stopper, container stopper plug is located at internal tank at opening part and the heating of container, the two ends of two wires all connect respectively an inserted sheet of heating and plug, plug connects external power source
It is characterized in that: also comprise groove, through hole, air bag, push rod, connecting rod, lower bearing pin, conduction lever, upper pin, spring, conduction ball and seben,
On the top end face of container stopper, have groove, have the through hole that connects container stopper bottom face and groove floor on the bottom face of container stopper, through hole is located at a side of groove;
Air bag is embedded in through hole, and the bottom of air bag and the inner chamber of container connect, and top stem casing is in through hole, and the bottom of push rod props up the top of air bag, the length of push rod be less than through hole from air bag top the height to through hole top; One end of connecting rod is the stiff end other end for rotating end, and connecting rod is located at the bottom of groove by being located at the lower bearing pin at stiff end place, the rotation end of connecting rod be located at push rod top directly over; Conduction lever by be located at the upper pin at barycenter place be located at connecting rod directly over, one end that conduction lever and connecting rod rotate end homonymy is conducting end, one end of conduction lever and connecting rod stiff end homonymy is reset terminal;
Spring is located between connecting rod and conduction lever, and the bottom of spring is hooked in the middle part of connecting rod, and a conduction ball is fixed on the top of spring, and conduction ball props up the conducting end of conduction lever and the part between barycenter;
Two wires are sheathed on respectively the both sides of container stopper and are located at respectively the both sides of groove, the wire of being located at through hole one side is divided into section wire and a lower section of wire, upper bottom and the electrical connection of conduction lever that cuts wire, the upper top attachment plug that cuts wire, the top of cutting down wire be located at conduction lever conducting end directly over and and the conducting end electrical connection of conduction lever, the bottom connection heating of lower section wire; Be located at top and bottom difference attachment plug and the heating of through hole opposite side wire;
On the top end face of container stopper, be stamped seben, the upper top of cutting wire all passes from seben with the top of being located at the wire that cuts wire opposite side, the middle part of seben is provided with SR, on SR, be arranged with back-moving spring, the bottom of SR penetrate be located in groove after seben and be located at conduction lever reset terminal directly over.
Described automatic current cut-off water heater, is characterized in that: also comprise that conductive contact, conductive contact are fixed on down the top of cutting wire, conductive contact is electrically connected down respectively and cuts the top of wire and the conducting end of conduction lever.
Described automatic current cut-off water heater, is characterized in that: heating is selected armouring heating wire.
Described automatic current cut-off water heater, is characterized in that: the length of push rod be through hole from air bag top to 75%～95% of through hole top height; The length that the tie point of spring and connecting rod rotates end apart from connecting rod is 30%～45% of connecting rod total length.
When the present invention uses, by container stopper plug at the opening part of container and make heating be located at internal tank, when original state, be that heating is while rigidly connecting energize by plug, now the conduction ball on spring top props up the conducting end of conduction lever and the part between barycenter, the conducting end of conduction lever is upturned and makes the top electrical connection of conducting end and lower section of wire, container has formed the galvanic circle of following conducting: power supply → plug → above cut wire → conduction lever → lower section wire → heating → opposite side wire → plug → power supply, heating conducting starts the water in container to implement heating, rising along with water temperature, temperature in container also rises thereupon, in air bag, when gases are heated, they expand, after expanding, air bag on the one hand the gap sealing between air bag and through hole is prevented to gas scurries in the groove of through hole top, make on the other hand push rod move up, but when heating push rod top not yet touch the rotation end of connecting rod, when water is heated to boiling, the now violent gasification of container internal cause water and make air pressure significantly increase, therefore air bag is also done significantly to expand, the rotation end of through hole jacking connecting rod is stretched out on the top of push rod, spring moves to reset terminal along conduction lever with conduction ball, when conduction ball moves to the conduction barycenter of lever and reset terminal, the reset terminal of conduction lever is by spring jack-up, SR is ejected, and the conducting end of conduction lever declines and the top of lower section wire departs from, the galvanic circle of original conducting is cut off, heating no longer includes electric current by stopping heating, thereby play safety effect, for safety, after water temperature declines, SR can not automatically reset, and need manually press, after SR is pressed, the bottom of SR presses down the reset terminal of conduction lever, make to conduct electricity lever conducting end again perk with the top electrical connection with lower section of wire, spring and conduction ball are squeezed back between the conducting end and barycenter of conduction lever simultaneously, thereby get ready for heating next time.
The present invention, by setting up lever auto-power-off device, can, at the boiled rear automatic cut-off power of water, make the process of heating up water safer.The invention has the beneficial effects as follows: simple in structure, easy to use, safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the generalized section of container stopper part in the present invention.
The specific embodiment
By specific embodiment, further illustrate the present invention below.
Embodiment 1
A kind of automatic current cut-off water heater, comprise container 1, container stopper 11, heating 2, wire 21, plug 22, groove 31, through hole 32, air bag 33, push rod 34, connecting rod 35, lower bearing pin 36, conduction lever 37, upper pin 38, spring 39, conduction ball 40 and seben 12, as depicted in figs. 1 and 2, concrete structure is:
Heating 2 is embedded in container stopper 11, and container stopper 11 plugs are located at container 1 inside at opening part and the heating 2 of container 1, and the two ends of two wires 21 all connect respectively an inserted sheet of heating 2 and plug 22, and plug 22 connects external power source;
On the top end face of container stopper 11, have groove 31, have the through hole 32 that connects container stopper 11 bottom faces and groove 31 bottom surfaces on the bottom face of container stopper 11, through hole 32 is located at a side of groove 31;
Air bag 33 is embedded in through hole 32, and the inner chamber of the bottom of air bag 33 and container 11 connects, and push rod 34 is enclosed within through hole 32, and the bottom of push rod 34 props up the top of air bag 33, and the length of push rod 34 is less than through hole 32 from the height on air bag 33 tops to through hole 32 tops; One end of connecting rod 35 is the stiff end other end for rotating end, and connecting rod 35 is located at the bottom of groove 31 by being located at the lower bearing pin 36 at stiff end place, the rotation end of connecting rod 35 be located at push rod 34 tops directly over; Conduction lever 37 by be located at the upper pin 38 at barycenter place be located at connecting rod 35 directly over, one end that conduction lever 37 and connecting rod 35 rotates end homonymies is conducting end, one end of conduction lever 37 and connecting rod 35 stiff end homonymies is reset terminal;
Spring 39 is located between connecting rod 35 and conduction lever 37, and the bottom of spring 39 is hooked in the middle part of connecting rod 35, and a conduction ball 40 is fixed on the top of spring 39, and conduction ball 40 props up the conducting end of conduction lever 37 and the part between barycenter;
Two wires 21 are sheathed on respectively the both sides of container stopper 11 and are located at respectively the both sides of groove 31, the wire 21 of being located at through hole 32 1 sides is divided into section wire 211 and a lower section of wire 212, upper bottom and 37 electrical connections of conduction lever that cut wire 211, the upper top attachment plug 22 that cuts wire 211, the top of cutting down wire 212 be located at conduction lever 37 conducting end directly over and and the conducting end electrical connection of conduction lever 37, the bottom connection heating 2 of lower section wire 212; Be located at top and bottom difference attachment plug 22 and the heating 2 of through hole 32 opposite side wires 21;
On the top end face of container stopper 11, be stamped seben 12, the upper top of cutting wire 211 all passes from seben 12 with the top of being located at the wire 21 that cuts wire 211 opposite sides, the middle part of seben 12 is provided with SR 41, on SR 41, be arranged with back-moving spring 42, the bottom of SR 41 penetrate be located in groove 31 after seben 12 and be located at conduction lever 37 reset terminals directly over.
Unimpeded for guaranteeing conduction, the present embodiment also comprises conductive contact 43, and conductive contact 43 is fixed on down the top of cutting wire 212, and conductive contact 43 is electrically connected respectively the top of lower section wire 212 and the conducting end of conduction lever 37.
In the present embodiment, heating 2 is selected armouring heating wire.
The length of push rod 34 be through hole 32 from air bag 33 tops to 75%～95% of through hole 32 top height, the present embodiment gets 90%; The length that the tie point of spring 39 and connecting rod 35 rotates end apart from connecting rod 35 is 30%～45% of connecting rod 35 total lengths, and the present embodiment gets 35%.
When the present embodiment is used, by container stopper 11 plug at the opening part of container 1 and make heating 2 be located at container 1 inside, when original state, be that heating 2 is while rigidly connecting energize by plug 22, now the conduction ball 40 on spring 39 tops props up the conducting end of conduction lever 37 and the part between barycenter, the conducting end of conduction lever 37 is upturned and makes the top electrical connection of conducting end and lower section of wire 212, container 1 has formed the galvanic circle of following conducting: power supply → plug 22 → above cut wire 211 → conduction lever 37 → lower section of wire 212 → heating 2 → opposite side wire 21 → plug 22 → power supply, heating 2 conductings start the water in container to implement heating, rising along with water temperature, temperature in container 1 also rises thereupon, in air bag 33, when gases are heated, they expand, after expanding, air bag 33 on the one hand the gap sealing between air bag 33 and through hole 32 is prevented to gas scurries in the groove 31 of through hole 32 tops, make on the other hand push rod 34 move up, but when heating push rod 34 top not yet touch the rotation end of connecting rod 35, when water is heated to boiling, the now violent gasification of container 1 internal cause water and make air pressure significantly increase, therefore air bag 33 is also done significantly to expand, the rotation end of through hole 32 jacking connecting rod 35 is stretched out on the top of push rod 34, spring 39 moves to reset terminal along conduction lever 37 with conduction ball 40, when conduction ball 40 moves to the conduction barycenter of lever 37 and reset terminal, the reset terminal of conduction lever 37 is by spring 39 jack-up, SR 41 is ejected, and the conducting end of conduction lever 37 declines and the top of lower section wire 212 departs from, the galvanic circle of original conducting is cut off, heating 2 no longer includes electric current by stopping heating, thereby play safety effect, for safety, after water temperature declines, SR 41 can not automatically reset, and need manually press, after SR 41 is pressed, the bottom of SR 41 presses down the reset terminal of conduction lever 37, make to conduct electricity lever 37 conducting end again perk with the top electrical connection with lower section of wire 212, spring 39 and conduction ball 40 are squeezed back between the conducting end and barycenter of conduction lever 37 simultaneously, thereby get ready for heating next time.
Claims (5)
1. an automatic current cut-off water heater, comprise container (1), container stopper (11), heating (2), wire (21) and plug (22), heating (2) is embedded in container stopper (11), container stopper (11) plug is located at container (1) inside at opening part and the heating (2) of container (1), the two ends of two wires (21) all connect respectively an inserted sheet of heating (2) and plug (22), plug (22) connects external power source
It is characterized in that: also comprise groove (31), through hole (32), air bag (33), push rod (34), connecting rod (35), lower bearing pin (36), conduction lever (37), upper pin (38), spring (39) and, conduct electricity ball (40) and seben (12)
On the top end face of container stopper (11), have groove (31), on the bottom face of container stopper (11), have the through hole (32) that connects container stopper (11) bottom face and groove (31) bottom surface, through hole (32) is located at a side of groove (31);
Air bag (33) is embedded in through hole (32), the inner chamber of the bottom of air bag (33) and container (11) connects, push rod (34) is enclosed within through hole (32), the bottom of push rod (34) props up the top of air bag (33), and the length of push rod (34) is less than through hole (32) from the height on air bag (33) top to through hole (32) top; One end of connecting rod (35) is that the stiff end other end is for rotating end, connecting rod (35) is located at the bottom of groove (31) by being located at the lower bearing pin (36) at stiff end place, the rotation end of connecting rod (35) be located at push rod (34) top directly over; Conduction lever (37) by be located at the upper pin (38) at barycenter place be located at connecting rod (35) directly over, one end that conduction lever (37) and connecting rod (35) rotate end homonymy is conducting end, and one end of conduction lever (37) and connecting rod (35) stiff end homonymy is reset terminal;
Spring (39) is located between connecting rod (35) and conduction lever (37), the bottom of spring (39) is hooked in the middle part of connecting rod (35), a conduction ball (40) is fixed on the top of spring (39), and conduction ball (40) props up the conducting end of conduction lever (37) and the part between barycenter;
Two wires (21) are sheathed on respectively the both sides of container stopper (11) and are located at respectively the both sides of groove (31), the wire (21) of being located at through hole (32) one sides is divided into section wire (211) and a lower section of wire (212), upper bottom and conduction lever (37) electrical connection that cuts wire (211), the upper top attachment plug (22) that cuts wire (211), the top of cutting down wire (212) be located at conduction lever (37) conducting end directly over and and the conducting end electrical connection of conduction lever (37), the bottom connection heating (2) of lower section wire (212); Be located at top and bottom difference attachment plug (22) and the heating (2) of through hole (32) opposite side wire (21);
On the top end face of container stopper (11), be stamped seben (12), the upper top of cutting wire (211) all passes from seben (12) with the top of being located at the wire (21) that cuts wire (211) opposite side, the middle part of seben (12) is provided with SR (41), on SR (41), be arranged with back-moving spring (42), the bottom of SR (41) penetrate be located in groove (31) after seben (12) and be located at conduction lever (37) reset terminal directly over.
2. automatic current cut-off water heater as claimed in claim 1, it is characterized in that: also comprise conductive contact (43), conductive contact (43) is fixed on down the top of cutting wire (212), and conductive contact (43) is electrically connected respectively the top of lower section wire (212) and the conducting end of conduction lever (37).
3. automatic current cut-off water heater as claimed in claim 1 or 2, is characterized in that: heating (2) is selected armouring heating wire.
4. automatic current cut-off water heater as claimed in claim 1 or 2, is characterized in that: the length of push rod (34) be through hole (32) from air bag (33) top to 75%～95% of through hole (32) top height; The length that the tie point of spring (39) and connecting rod (35) rotates end apart from connecting rod (35) is 30%～45% of connecting rod (35) total length.
5. automatic current cut-off water heater as claimed in claim 3, is characterized in that: the length of push rod (34) be through hole (32) from air bag (33) top to 75%～95% of through hole (32) top height; The length that the tie point of spring (39) and connecting rod (35) rotates end apart from connecting rod (35) is 30%～45% of connecting rod (35) total length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410170309.5A CN103983020A (en) | 2014-04-25 | 2014-04-25 | Automatic power-off water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410170309.5A CN103983020A (en) | 2014-04-25 | 2014-04-25 | Automatic power-off water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103983020A true CN103983020A (en) | 2014-08-13 |
Family
ID=51275090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410170309.5A Pending CN103983020A (en) | 2014-04-25 | 2014-04-25 | Automatic power-off water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103983020A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249188A (en) * | 2017-01-19 | 2019-09-17 | 斯德龙有限两合公司 | The safety device of continuous heaters for emergency shutdown electricity |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2184390Y (en) * | 1993-07-05 | 1994-12-07 | 安振兴 | Automatic current cut-off water heater for thermos bottle |
| JP2003252038A (en) * | 2002-02-26 | 2003-09-09 | Beru Ag | Electric air heating device suitable for automobile |
| CN201177384Y (en) * | 2008-01-17 | 2009-01-07 | 刘欣昊 | Electromagnetic type automatic breaking electric water heater |
| CN203447116U (en) * | 2013-09-17 | 2014-02-26 | 上海振世能源科技有限公司 | Automatic power-off water heater |
-
2014
- 2014-04-25 CN CN201410170309.5A patent/CN103983020A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2184390Y (en) * | 1993-07-05 | 1994-12-07 | 安振兴 | Automatic current cut-off water heater for thermos bottle |
| JP2003252038A (en) * | 2002-02-26 | 2003-09-09 | Beru Ag | Electric air heating device suitable for automobile |
| CN201177384Y (en) * | 2008-01-17 | 2009-01-07 | 刘欣昊 | Electromagnetic type automatic breaking electric water heater |
| CN203447116U (en) * | 2013-09-17 | 2014-02-26 | 上海振世能源科技有限公司 | Automatic power-off water heater |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110249188A (en) * | 2017-01-19 | 2019-09-17 | 斯德龙有限两合公司 | The safety device of continuous heaters for emergency shutdown electricity |
| CN110249188B (en) * | 2017-01-19 | 2021-06-01 | 斯德龙有限两合公司 | Safety device for a continuous heater for emergency shutdown |
| US11152177B2 (en) | 2017-01-19 | 2021-10-19 | Stiebel Eltron Gmbh & Co. Kg | Safety device for emergency shut-down of an electric instantaneous water heater |
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Application publication date: 20140813 |