CN203447116U - Automatic power-off water heater - Google Patents
Automatic power-off water heater Download PDFInfo
- Publication number
- CN203447116U CN203447116U CN201320576423.9U CN201320576423U CN203447116U CN 203447116 U CN203447116 U CN 203447116U CN 201320576423 U CN201320576423 U CN 201320576423U CN 203447116 U CN203447116 U CN 203447116U
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- lever
- switch
- touch panel
- water heater
- elastic component
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Abstract
The utility model discloses an automatic power-off water heater. The automatic power-off water heater comprises a bottle plug, wherein the bottle plug is provided with an accommodating region, a first contact, a second contact, a reset switch and an automatic power-off device are arranged in the accommodating region, and the automatic power-off device is used for switching off the first contact and the second contact. According to the automatic power-off water heater, the automatic power-off operation of the water heater is realized through the automatic power-off device, so that the water heater not only is safe and efficient, but also can effectively prevent an ablation phenomenon in a vacuum bottle; the automatic power-off water heater cannot be reset and electrified in any case after the power-off operation of the automatic power-off device and is safe; meanwhile, the reset switch is arranged in the accommodating region and can be pressed down when the automatic power-off water heater is used for boiling water again, so that the operation is convenient and rapid.
Description
Technical field
The utility model relates to a kind of automatic current cut-off water heater.
Background technology
The water heater that can be contained on flask or on thermos bottle of selling is in the market a kind of nickel chromium triangle fiber tube heating element heater of aluminium armouring, is contained on cork or Plastic bottle plug, is inserted in thermos bottle, then connects the water in external power source heating bottle with wire.This heater is easy to use, but because water does not have auto-power-off device after boiled, in the situation that nobody cuts off the electricity supply, easily heater is burnt out, and water is dryouied in serious meeting, causes fire.
Utility model content
The problems referred to above that exist in order to solve prior art, the utility model provide a kind of when hot water water in bottle is boiled after the automatic current cut-off water heater of energy auto-breaking.
To achieve these goals, the utility model adopts following technical scheme:
An automatic current cut-off water heater, is characterized in that, has:
Bottle stopper, described bottle stopper has accommodating area, is provided with the first contact, the second contact in described accommodating area, and bottom, described accommodating area is provided with vertical perforation to the through hole in bottle;
Be located at the auto-power-off device of described accommodating area, it has horizontal lever touch panel and lever thumb-operated device, and the fulcrum of described lever touch panel is the first contact, its left end and described the second engage contacts, described thumb-operated device has the pressing plate of being located at described lever touch panel below, described pressing plate is provided with the elastic component that can slide along pressing plate length direction, in described through hole, be provided with swelling gasbag, in described swelling gasbag, be provided with temperature-sensitive expander, at described swelling gasbag head, be provided with the push rod that can slide in described through hole, after in swelling gasbag, temperature-sensitive expander expands, temperature-sensitive expander promotes push rod and moves upward, described push rod head promotes pressing plate left end and moves upward, impel elastic component to slide to right-hand member from pressing plate left end, described elastic component head promotes lever touch panel and impels lever touch panel left end and described the first contact disconnection,
Be located at the reset switch of described accommodating area, after described auto-power-off device power-off, press reset switch, the left end of described lever touch panel and described the first engage contacts;
Be located at the electrical heating elements in thermos bottle, described electrical heating elements has the first terminals and the second terminals, the first terminals are connected with the first contact by wire, and the second contact is connected with plug by wire, and the second terminals are connected with described plug by wire.
Further: described reset switch has:
Vertically be located at bottle stopper and be positioned at the first switch hole of lever touch panel right side top;
Be arranged in the first switch lever in described the first switch hole, its top is provided with the first position limiting convex ring;
The first back-moving spring, its lower end pushes against described the first switch hole upper end, and upper end pushes against the first position limiting convex ring of described the first switch lever, after pressing described the first switch lever, described lever touch panel commutation, its left end and the first engage contacts are impelled in described the first switch lever lower end.
Further: described reset switch has:
Restoring lever, described restoring lever left end is positioned at the below of described pressing plate right-hand member;
The second back-moving spring, its lower end is connected with the bottom of described accommodating area, and top pushes against described restoring lever right-hand member;
Vertically be located at bottle stopper and be positioned at the second switch hole of restoring lever right-hand member top;
Be arranged in the second switch bar in second switch hole, its lower end is connected with described restoring lever right-hand member, after pressing described second switch bar, described restoring lever is impelled described pressing plate commutation, described elastic component slides left and impels described lever touch panel commutation, then described lever touch panel left end and the first engage contacts.
Further: described reset switch has:
Vertically be arranged in bottle stopper and be positioned at the 3rd switch hole of described pressing plate left side top;
Be arranged in the 3rd switch lever in described the 3rd switch hole, its top is provided with the 3rd position limiting convex ring;
The 3rd back-moving spring, its lower end pushes against described the 3rd switch hole upper end, upper end pushes against the 3rd position limiting convex ring of described the 3rd switch lever, after pressing described the 3rd switch lever, described pressing plate commutation is impelled in described the 3rd switch lever lower end, described elastic component slides left, and described elastic component head impels described lever touch panel commutation, its left end and the first engage contacts.
Further: described lever touch panel left and right side is provided with the limiting section for preventing that elastic component head from deviating from.
Further: described elastic component head is provided with slide head.
Further: described elastic component is spring.
Further: described electrical heating elements is " U " shape armouring heating.
Further: described temperature-sensitive expander is water.
Further: described the first contact is made by magnetic element.
Compared to existing technology, the utlity model has following advantage:
(1) the utility model is realized the auto-breaking of electric heater by auto-power-off device, safety, efficient not only, and can effectively prevent from occurring in thermos bottle ablation phenomen.
(2) the utility model under any circumstance, the energising that can not automatically reset after auto-power-off device power-off, safer; Meanwhile, in accommodating area, be designed with reset switch, when needs are heated up water again, press reset switch, convenient and quick.
Accompanying drawing explanation
Fig. 1 is a kind of automatic current cut-off water heater structural representation.
Fig. 2 is the cutaway view at auto-power-off device place in a kind of automatic current cut-off water heater bottle stopper, and this there is shown the first reset switch.
Fig. 3 is the cutaway view at auto-power-off device place in a kind of automatic current cut-off water heater bottle stopper, and this there is shown the second reset switch.
Fig. 4 is the cutaway view at auto-power-off device place in a kind of automatic current cut-off water heater bottle stopper, and this there is shown the third reset switch.
In figure, 1-bottle stopper, 11-accommodating area, 21-the first contact, 22-the second contact, 23-lever touch panel, 24-wire I section, 25-wire II, 31-pressing plate, 32-elastic component, 33-slide head, 41-through hole, 42-swelling gasbag, 43-push rod, 51-the first switch lever, 52-the first switch lever position limiting convex ring, 53-the first back-moving spring, 61-second switch bar, 62-second switch bar position limiting convex ring, 63-restoring lever, 64-the second back-moving spring, 71-the 3rd switch lever, 72-the 3rd switch lever position limiting convex ring, 73-the 3rd back-moving spring, 8-thermos bottle, 91-electrical heating elements, 92a-wiring A, 92b-wiring B, 93-plug.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
If no special instructions, in this case, relate to left and right and upper and lower all to take the cutaway view at auto-power-off device place in bottle stopper be reference.
As shown in Figure 1, 2, a kind of automatic current cut-off water heater, there is bottle stopper 1, in described bottle stopper 1, have and be cuboidal accommodating area 11, be that bottle stopper 1 is hollow structure, in described accommodating area 11, be provided with the first contact, the second contact 21,22, accommodating area 11 left upper portion are all located in first, second contact 21,22, and 11 bottoms, described accommodating area are provided with vertical perforation to the through hole 41 in bottle.
The electric heater relating in this case comprises the electrical heating elements 91 of being located in thermos bottle, this electrical heating elements 91 is " U " shape armouring heating, electrical heating elements 91 has first, the second terminals, first, the second terminals are respectively by wiring A, wiring B92a, 92b is connected with plug 93, then energising gets final product work, wherein, this path of wiring A92a is divided into three sections, be respectively: the wire I section 24 that connects the first terminals and the first contact, connect 25 sections of the wire II of the second contact and plug and be connected first, the III section of the second contact, III section is realized by lever touch panel 23, first, the second contact coordinates 23 work of lever touch panel, lever touch panel 23 is for connecting and disconnecting first, the second contact, when first, after the second contact is communicated with, electric heater is in heated condition, when first, after the second contact disconnects, electric heater is in stopping heated condition, lever touch panel 23 is below described further.It should be noted that, the left end of lever touch panel and the second contact are normally closed structure, and, under original state, lever touch panel left end engages with the second contact, and first, second contact is in conducting state.
In described accommodating area 11, be furnished with auto-power-off device, it has horizontal lever touch panel 23 and lever thumb-operated device.
The fulcrum of described lever touch panel 23 is the first contact 21, and its left end engages with described the second contact 22.That is: lever touch panel 23 be take the first contact 21 as fulcrum and can be rotated along this first contact 21, and meanwhile, lever touch panel 23 is electric good conductors.In original state, the left end of lever touch panel 23 and the second contact 22 are in engagement state (this contact is normally closed), and in prior art, attainable mode is more, for example the second contact is made by magnetic element, lever touch panel is made by metal material, etc., be not described further.
Described thumb-operated device has the pressing plate 31 of being located at described lever touch panel below, described pressing plate 31 is provided with the elastic component 32 that can slide along pressing plate length direction, in described through hole 41, be provided with swelling gasbag 42, in described swelling gasbag 42, be provided with temperature-sensitive expander (can adopt clean water), at described swelling gasbag head (top of swelling gasbag), be provided with the push rod 43 that can slide in described through hole, after in swelling gasbag, temperature-sensitive expander expands, temperature-sensitive expander promotes push rod and moves upward, described push rod head promotes pressing plate left end and moves upward, impel elastic component to slide to right-hand member from pressing plate left end, described elastic component head promotes lever touch panel and impels lever touch panel left end and described the first contact disconnection.
On the whole, the effect of thumb-operated device is to impel the left end of lever touch panel and the second contact to disconnect.That is: in the bottom of bottle stopper accommodating area, open a through hole and place swelling gasbag, through hole communicates with hot water in thermos bottle, is provided with the push rod that can slide in through hole at swelling gasbag head, has formed like this expansion pushing mechanism.When the hot water in thermos bottle transfers heat to swelling gasbag by through hole, swelling gasbag dilatancy upwards enters and is positioned at the through hole of push rod section (hot water water in bottle burns after heat, by known its internal pressure of general knowledge, increased, therefore can only move upward after swelling gasbag expanded by heating), thereby squeeze penetrator ram, move upward.It on the expansion pushing mechanism of bottle stopper, is lever pressing plate.When pressing plate is subject to after pressing, the head of elastic component slides on lever touch panel, and after slipping over the central pivot point of lever touch panel, lever touch panel commutation, disconnects with the second contact, thus wiring A in off state, electric heater is in stopping heated condition.
In described accommodating area 11, be furnished with reset switch, after described auto-power-off device power-off, press reset switch, the left end of described lever touch panel and described the first engage contacts, the way of realization of reset switch is more, and the first reset switch is as follows: described reset switch has:
Vertically be located at bottle stopper 1 and be positioned at the first switch hole of lever touch panel 23 right sides tops;
Be arranged in the first switch lever 51 in described the first switch hole, its top is provided with the first position limiting convex ring 52;
The first back-moving spring 53, its lower end pushes against described the first switch hole upper end, and upper end pushes against the first position limiting convex ring of described the first switch lever, after pressing described the first switch lever, described lever touch panel commutation, its left end and the first engage contacts are impelled in described the first switch lever lower end.
The course of work of the present utility model is as follows: when the water in thermos bottle heats, the expansion of swelling gasbag temperature-sensitive promotes push rod and moves upward, and gradually contacts the left end of pressing plate along with the rising of water temperature then.According to designing and calculating, after water is boiled, expansive force just accumulates to is enough to stir pressing plate, and the elastic component being now positioned on pressing plate slides from left to right, and the head of elastic component contacts with lever touch panel bottom, when elastic component is in sliding process, its head slips over after lever touch panel fulcrum, the commutation of lever touch panel, and lever touch panel left end and the second contact disconnect, thereby cut off the power supply of whole electric heater, heat up water and stop.In the process of swelling gasbag expanded by heating, the swelling gasbag expanding tightly touch the swelling gasbag hole wall excavating in bottle stopper, play sealing function, do not make water vapour thoroughly enter in auto-power-off device (can not enter in the accommodating area of bottle stopper), or run out of bottle stopper.For guaranteeing safety, though water in bottle cooling again after, auto-power-off device can not connected automatically yet.When needs are heated up water again, can auto-power-off device be resetted by reset switch, the second contact is communicated with by lever touch panel with the first contact.Because these elements are all miniature small and exquisite parts, all can be arranged on bottle stopper, not only practical and attractive but also convenient and safe.。
It should be noted that, reset switch, except the mode in embodiment, also has other preferably implementations, and Fig. 3 is the realization of the second reset switch, and described reset switch has:
Restoring lever 63, described restoring lever left end is positioned at the below of described pressing plate right-hand member;
The second back-moving spring 64, its lower end is connected with the bottom of described accommodating area, and upper end pushes against described restoring lever right-hand member;
Vertically be located at bottle stopper and be positioned at the second switch hole of restoring lever right-hand member top;
Be arranged in the second switch bar 61 in second switch hole, its lower end is connected with described restoring lever right-hand member, in the second masthead portion of opening the light, be provided with the second position limiting convex ring 62(and prevent that second switch bar is absorbed in second switch hole in pressing process), after pressing described second switch bar, described restoring lever is impelled described pressing plate commutation, described elastic component slides left and impels described lever touch panel commutation, then described lever touch panel left end and the first engage contacts.
Fig. 4 is the implementation of the third reset switch, and described reset switch has:
Vertically be arranged in bottle stopper and be positioned at the 3rd switch hole of pressing plate left side top;
Be arranged in the 3rd switch lever 71 in described the 3rd switch hole, its top is provided with the 3rd position limiting convex ring 72;
The 3rd back-moving spring 73, its lower end pushes against described the 3rd switch hole upper end, upper end pushes against the 3rd position limiting convex ring of described the 3rd switch lever, after pressing described the 3rd switch lever, described pressing plate commutation is impelled in described the 3rd switch lever lower end, described elastic component slides left, and described elastic component head impels described lever touch panel commutation, its left end and the first engage contacts.
For lever touch panel, can be improved further and be: described lever touch panel left and right side is provided with the limiting section for preventing that elastic component head from deviating from, particularly, steel plate touch panel can be made down to " U " shape etc.The effect of limiting section is to prevent that elastic component head from deviating from lever touch panel in sliding process, and then causes that whole auto-power-off device lost efficacy.
For elastic component, the improvement that can do is, can slide head 33 be set at elastic component head, after elastic component header arrangement slide head, in the sliding process of elastic component on pressing plate, its head contacts with lever touch panel, and the frictional force of slide head and lever touch panel is less, and more convenient elastic component slides on pressing plate.
For the elastic component in this case, can adopt spring, also can adopt the elastomer of being made by rubber.
Described temperature-sensitive expander, except water, can also adopt other non-toxic aqs, as long as it expands after realizing temperature-sensitive.
Described swelling gasbag can adopt plastic gas bag or rubber balloon, the expanded shape of air bag matches with the die cavity that it is installed, and top is thinner expands with being easy to, for example, in this case, swelling gasbag ovalize, at the embedding swelling gasbag of through hole place, be provided with an oval chamber mating with this swelling gasbag, the pushing mechanism that expands after swelling gasbag expanded by heating is started working.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. an automatic current cut-off water heater, is characterized in that, has:
Bottle stopper, described bottle stopper has accommodating area, is provided with the first contact, the second contact in described accommodating area, and bottom, described accommodating area is provided with vertical perforation to the through hole in bottle;
Be located at the auto-power-off device of described accommodating area, it has horizontal lever touch panel and lever thumb-operated device, and the fulcrum of described lever touch panel is the first contact, its left end and described the second engage contacts, described thumb-operated device has the pressing plate of being located at described lever touch panel below, described pressing plate is provided with the elastic component that can slide along pressing plate length direction, in described through hole, be provided with swelling gasbag, in described swelling gasbag, be provided with temperature-sensitive expander, at described swelling gasbag head, be provided with the push rod that can slide in described through hole, after in swelling gasbag, temperature-sensitive expander expands, temperature-sensitive expander promotes push rod and moves upward, described push rod head promotes pressing plate left end and moves upward, impel elastic component to slide to right-hand member from pressing plate left end, described elastic component head promotes lever touch panel and impels lever touch panel left end and described the first contact disconnection,
Be located at the reset switch of described accommodating area, after described auto-power-off device power-off, press reset switch, the left end of described lever touch panel and described the first engage contacts;
Be located at the electrical heating elements in thermos bottle, described electrical heating elements has the first terminals and the second terminals, the first terminals are connected with the first contact by wire, and the second contact is connected with plug by wire, and the second terminals are connected with described plug by wire.
2. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described reset switch has:
Vertically be located at bottle stopper and be positioned at the first switch hole of lever touch panel right side top;
Be arranged in the first switch lever in described the first switch hole, its top is provided with the first position limiting convex ring;
The first back-moving spring, its lower end pushes against described the first switch hole upper end, and upper end pushes against the first position limiting convex ring of described the first switch lever, after pressing described the first switch lever, described lever touch panel commutation, its left end and the first engage contacts are impelled in described the first switch lever lower end.
3. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described reset switch has:
Restoring lever, described restoring lever left end is positioned at the below of described pressing plate right-hand member;
The second back-moving spring, its lower end is connected with the bottom of described accommodating area, and upper end pushes against described restoring lever right-hand member;
Vertically be located at bottle stopper and be positioned at the second switch hole of restoring lever right-hand member top;
Be located at the second switch bar in second switch hole, its lower end is connected with described restoring lever right-hand member, after pressing described second switch bar, described restoring lever is impelled described pressing plate commutation, described elastic component slides left and impels described lever touch panel commutation, then described lever touch panel left end and the first engage contacts.
4. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described reset switch has:
Vertically be located at bottle stopper and be positioned at the 3rd switch hole of pressing plate left side top;
Be arranged in the 3rd switch lever in described the 3rd switch hole, its top is provided with the 3rd position limiting convex ring;
The 3rd back-moving spring, its lower end pushes against described the 3rd switch hole upper end, upper end pushes against the 3rd position limiting convex ring of described the 3rd switch lever, after pressing described the 3rd switch lever, described pressing plate commutation is impelled in described the 3rd switch lever lower end, described elastic component slides left, and described elastic component head impels described lever touch panel commutation, its left end and the first engage contacts.
5. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described lever touch panel left and right side is provided with the limiting section for preventing that elastic component head from deviating from.
6. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described elastic component head is provided with slide head.
7. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described elastic component is spring.
8. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described electrical heating elements is " U " shape armouring heating.
9. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described temperature-sensitive expander is water.
10. a kind of automatic current cut-off water heater according to claim 1, is characterized in that: described the first contact is made by magnetic element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320576423.9U CN203447116U (en) | 2013-09-17 | 2013-09-17 | Automatic power-off water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320576423.9U CN203447116U (en) | 2013-09-17 | 2013-09-17 | Automatic power-off water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203447116U true CN203447116U (en) | 2014-02-26 |
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ID=50127031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320576423.9U Expired - Lifetime CN203447116U (en) | 2013-09-17 | 2013-09-17 | Automatic power-off water heater |
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| Country | Link |
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| CN (1) | CN203447116U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983020A (en) * | 2014-04-25 | 2014-08-13 | 肖飘逸 | Automatic power-off water heater |
| CN104433782A (en) * | 2013-09-17 | 2015-03-25 | 上海振世能源科技有限公司 | Water heater with automatic power off function |
| CN111890803A (en) * | 2020-08-13 | 2020-11-06 | 袁亦男 | Automatic cleaning device for printer nozzle |
-
2013
- 2013-09-17 CN CN201320576423.9U patent/CN203447116U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104433782A (en) * | 2013-09-17 | 2015-03-25 | 上海振世能源科技有限公司 | Water heater with automatic power off function |
| CN103983020A (en) * | 2014-04-25 | 2014-08-13 | 肖飘逸 | Automatic power-off water heater |
| CN111890803A (en) * | 2020-08-13 | 2020-11-06 | 袁亦男 | Automatic cleaning device for printer nozzle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |
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| CX01 | Expiry of patent term |