CN201878116U - Heater and internal circuit of heater - Google Patents
Heater and internal circuit of heater Download PDFInfo
- Publication number
- CN201878116U CN201878116U CN2010202688225U CN201020268822U CN201878116U CN 201878116 U CN201878116 U CN 201878116U CN 2010202688225 U CN2010202688225 U CN 2010202688225U CN 201020268822 U CN201020268822 U CN 201020268822U CN 201878116 U CN201878116 U CN 201878116U
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- heater
- thermostat
- circuit
- internal circuit
- terminal
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- Devices For Warming Or Keeping Food Or Tableware Hot (AREA)
Abstract
The utility model discloses an internal circuit of a heater. The internal circuit comprises a quick heating circuit part, a slow heating circuit part, a thermal insulation circuit part and a change-over switch (11), wherein a first heating element (401) and a second heating element (402) are respectively connected with two change-over terminals; one end of a first temperature controller (5) is connected with the two heating elements respectively, while the other end of the first temperature controller (5) is connected with a power supply; and one end of a second temperature controller (6) is connected with a third change-over terminal (A), while the other end of the second temperature controller (6) is connected between the second heating element (402) and a second change-over terminal (B). By adopting the change-over function among three circuits, the internal circuit of the heater can realize the functions of quick heating, slow heating, and thermal insulation. Compared with the prior art, the internal circuit of the heater realizes the change-over between quick heating and slow heating, and the quick heating and the slow heating of food can be conveniently and freely controlled, therefore, the ideal effect is achieved. The utility model further provides the heater with the internal circuit.
Description
Technical field
The utility model relates to the heater technical field, more particularly, relates to a kind of small-sized heater that is used for heat food and its internal circuit.
Background technology
The multifunctional food heater-treater is a kind of common heater, can be used for heating liquid or food is carried out simple process.Because it is small and be easy to carry the existing places such as school, office building, hospital that just more and more are applied to.
The food heater-treater generally comprises body and electro-heat equipment, and existing electro-heat equipment comprises heater, thermostat and switch.Guarantee when reaching a certain temperature by thermostat, cut off the loop of heater.Existing electro-heat equipment has only two loops, a heating circuit, an insulation loop.Can only be by selecting for use different heaters to realize the control of firing rate, in case choose heater, its firing rate just becomes definite value, in use can not be repaired.
Because food heater-treater electro-heat equipment in the food preparation process realizes that heating function is single at present, the food heater-treater that promptly has can only be realized the function that heats slowly, the function that can only realize fast heating that has causes present food heater-treater can not satisfy the different heating requirement of different foods.And can only finish by the heater-treater of selecting different heating speed for the food that different heating requires.
The utility model content
In view of this, the utility model provides a kind of heater and its internal circuit, to select different firing rates at different food materials.
For achieving the above object, the utility model provides following technical scheme:
A kind of heater internal circuit comprises: fast heater circuit part, slow heater circuit part, thermal circuit part and diverter switch;
The fixed terminal that the described diverter switch that the realization circuit switches has first switched terminal, second switched terminal, the 3rd switched terminal and is connected with power supply;
Described fast heater circuit partly comprises first heater, second heater and first thermostat, described first heater links to each other with second switched terminal with described first switched terminal respectively with second heater, one end of described first thermostat links to each other with second heater with described first heater respectively, the other end links to each other with power supply, when diverter switch switched to this fast heater circuit part, described fixed terminal linked to each other with described second switched terminal with described first switched terminal respectively;
Described slow heater circuit partly comprises second heater and first thermostat, and when diverter switch switched to this slow heater circuit part, described fixed terminal linked to each other with described second switched terminal;
Described thermal circuit partly comprises second heater and second thermostat, one end of described second thermostat links to each other with described the 3rd switched terminal, the other end is connected between described second heater and described second switched terminal, when diverter switch switched to this thermal circuit part, described fixed terminal linked to each other with described the 3rd switched terminal.
Preferably, in the above-mentioned heater internal circuit, also comprise the display circuit part, this display circuit partly comprises display lamp, one end of this display lamp is connected between described second heater and described second switched terminal, and the other end is connected between described first thermostat and first heater and second heater parallel with one another.
Preferably, in the above-mentioned heater internal circuit, described display lamp is a neon lamp.
Preferably, in the above-mentioned heater internal circuit, the switch break-off signal of described first thermostat is 100-130 ℃.
Preferably, in the above-mentioned heater internal circuit, the switch break-off signal of described first thermostat is 110 ℃.
Preferably, in the above-mentioned heater internal circuit, the switch break-off signal of described second thermostat is 40-80 ℃.
Preferably, in the above-mentioned heater internal circuit, the switch break-off signal of described second thermostat is 45 ℃.
A kind of heater comprises aforesaid heater internal circuit, fixed mount, support and tray supporter;
The described tray supporter that supports pallet is arranged on the described support;
Described first thermostat, second thermostat, the described tray supporter that comprises the heat-generating disc assembly of described first heater and second heater and support pallet all are arranged on the described fixed mount, and described first thermostat passes described tray supporter with second thermostat and contacts with described pallet.
Preferably, in the above-mentioned heater, also comprise the O-ring seal that is arranged between described heat-generating disc assembly and the described support.
From above-mentioned technical scheme as can be seen, the heater that the utility model embodiment provides is provided with fast heater circuit part, slow heater circuit part and thermal circuit part, realizes fast heating, the function that heats and be incubated slowly by the switching of diverter switch between three kinds of circuit loops.Compared with prior art the utility model can be realized fast heating and the switching between the heating slowly, conveniently freely controls fast heat and slow hot at the food materials material, reaches ideal effect.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the heater that Fig. 1 provides for the utility model embodiment;
The circuit diagram of the heater internal circuit that Fig. 2 provides for the utility model embodiment.
Embodiment
The utility model provides a kind of heater and its internal circuit, can select different firing rates at different food materials.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 2, the circuit diagram of the heater internal circuit that Fig. 2 provides for the utility model embodiment.
Wherein, 401 is first heater, and 402 is second heater, and 5 is first thermostat, and 6 is second thermostat, 8 is resistance, and 9 is display lamp, and 10 is socket, and 11 is diverter switch, C is first switched terminal, and B is second switched terminal, and A is the 3rd switched terminal, and L is a fixed terminal.
The heater internal circuit that the utility model provides comprises: fast heater circuit part, slow heater circuit part, thermal circuit part and diverter switch 11.The fixed terminal L that the diverter switch 11 that the realization circuit switches has the first switched terminal C, the second switched terminal B, the 3rd switched terminal A and is connected with power supply.
Fast heater circuit partly comprises first heater 401, second heater 402 and first thermostat 5.Described first heater 401 links to each other with the second switched terminal B with the first switched terminal C respectively with second heater 402, one end of described first thermostat 5 links to each other with second heater 402 with first heater 401 respectively, the other end links to each other with power supply, and fixed terminal L links to each other with the described second switched terminal B with the described first switched terminal C respectively.Fast heater circuit part first heater 401 and second heater 402 all participate in work, so bigger power output is arranged, can realize Fast Heating.Switch to the gear of Fast Heating in diverter switch 11 after, fixed terminal L links to each other with the described second switched terminal B with the described first switched terminal C respectively, thereby realizes the input of first heater 401 and second heater 402.First thermostat 5 that is in series with first heater 401 parallel with one another and second heater 402 is controlled the temperature of heating, when the temperature in the pot surpasses the temperature of first thermostat, 5 settings, 5 automatic disconnections of first thermostat are so that fast heater circuit is partly opened a way; When the temperature in the pot was lower than this temperature, first thermostat, 5 auto-closings were so that fast heater circuit partly forms the loop.
Described slow heater circuit partly comprises second heater 402 and first thermostat 5, described fixed terminal L links to each other with the described second switched terminal B, switch to the gear of heating slowly when diverter switch 11 after, fixed terminal L links to each other with the described second switched terminal B, realize it only being the input of the second switched terminal B, so realize the purpose of heating at a slow speed.First thermostat 5 that is in series with second heater 402 is controlled the temperature of heating, the temperature that temperature in pot is set above first thermostat 5 (can set according to the desired temperature of heating by this temperature, generally can be designed to 100-130 ℃) time, 5 automatic disconnections of first thermostat are so that slow heater circuit is partly opened a way; When the temperature in the pot was lower than this temperature, first thermostat, 5 auto-closings were so that slow heater circuit partly forms the loop.
Thermal circuit partly comprises second heater 402 and second thermostat 6, one end of second thermostat 6 links to each other with the 3rd switched terminal A, the other end is connected between second heater 402 and the second switched terminal B, and described fixed terminal L links to each other with described the 3rd switched terminal A.The thermal circuit part also is that 402 1 heater participations of second heater work is only arranged, and realizes the heat insulation function of this thermal circuit part by second thermostat 6 of connecting with this second heater 402.When the temperature in pot surpassed the temperature (this temperature can be set according to the desired temperature of insulation, generally can be designed to 40-80 ℃) of second thermostat, 6 settings, 6 automatic disconnections of second thermostat were so that thermal circuit is partly opened a way; When the temperature in the pot was lower than this temperature, second thermostat, 6 auto-closings were so that thermal circuit partly forms the loop.
In sum, the heater that the utility model embodiment provides is provided with fast heater circuit part, slow heater circuit part and thermal circuit part, realizes fast heating, the function that heats and be incubated slowly by the switching of diverter switch between three kinds of circuit loops.Compared with prior art the utility model can be realized fast heating and the switching between the heating slowly, conveniently freely controls fast heat and slow hot at the food materials material, reaches ideal effect.
The heater internal circuit that the utility model provides also comprises the display circuit part, this display circuit partly comprises display lamp 9, one end of this display lamp 9 is connected between second heater 402 and the second switched terminal B, and the other end is connected between described first thermostat 5 and first heater 401 and second heater 402 parallel with one another.Burn out for fear of display lamp 9, also comprise the resistance 8 of connecting with this display lamp 9.
When diverter switch 11 switched to fast heater circuit part, slow heater circuit part and thermal circuit part, display lamp 9 was bright.When heater circuit part or slow heater circuit were partly worked soon, when first thermostat 5 disconnected, display lamp 9 went out.When thermal circuit was partly worked, when second thermostat 6 disconnected, display lamp 9 went out.Display lamp 9 is preferably neon lamp.
The utility model selector switch break-off signal is that 110 ℃ thermostat is as first thermostat.The selector switch break-off signal is that 45 ℃ thermostat is as second thermostat.
See also Fig. 1, the structural representation of the heater that Fig. 1 provides for the utility model embodiment.
Wherein, 1 is tray supporter, and 2 is support, and 3 is O-ring seal, and 4 is the heat-generating disc assembly, and 5 is first thermostat, and 6 is second thermostat, and 7 is fixed mount.
The heater that the utility model provides comprises fixed mount 7, support 2, tray supporter 1 and heat-generating disc assembly 4.Wherein, heat-generating disc assembly 4 specifically comprises first heater 401 and second heater 402.The tray supporter 1 of first thermostat 5, second thermostat 6, heat-generating disc assembly 4 and described support pallet all is arranged on the described fixed mount 7, and described first thermostat 5 passes described tray supporter with second thermostat 6 and contacts with described pallet, is used for directly detecting the temperature of pallet.
The annexation of first thermostat 5, second thermostat 6, first heater 401, second heater 402 and the diverter switch 11 of the heater that the utility model provides is identical with annexation in the heater internal circuit that the utility model provides, does not repeat them here.
Because heat-generating disc assembly 4 inside mostly are electrical connection, damage heat-generating disc assembly 4 by pressure for fear of the parts that are pressed on the heat-generating disc assembly 4, the heater that the utility model provides also comprises the O-ring seal 3 that is arranged between heat-generating disc assembly 4 and the described support 2.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (9)
1. a heater internal circuit is characterized in that, comprising: fast heater circuit part, slow heater circuit part, thermal circuit part and diverter switch (11);
The fixed terminal (L) that the described diverter switch (11) that the realization circuit switches has first switched terminal (C), second switched terminal (B), the 3rd switched terminal (A) and is connected with power supply;
Described fast heater circuit partly comprises first heater (401), second heater (402) and first thermostat (5), described first heater (401) links to each other with second switched terminal (B) with described first switched terminal (C) respectively with second heater (402), one end of described first thermostat (5) links to each other with second heater (402) with described first heater (401) respectively, the other end links to each other with power supply, when diverter switch (11) switched to this fast heater circuit part, described fixed terminal (L) linked to each other with described second switched terminal (B) with described first switched terminal (C) respectively;
Described slow heater circuit partly comprises second heater (402) and first thermostat (5), and when diverter switch (11) switched to this slow heater circuit part, described fixed terminal (L) linked to each other with described second switched terminal (B);
Described thermal circuit partly comprises second heater (402) and second thermostat (6), one end of described second thermostat (6) links to each other with described the 3rd switched terminal (A), the other end is connected between described second heater (402) and described second switched terminal (B), when diverter switch (11) switched to this thermal circuit part, described fixed terminal (L) linked to each other with described the 3rd switched terminal (A).
2. heater internal circuit as claimed in claim 1, it is characterized in that, also comprise the display circuit part, this display circuit partly comprises display lamp (9), one end of this display lamp (9) is connected between described second heater (402) and described second switched terminal (B), and the other end is connected between described first thermostat (5) and first heater (401) and second heater (402) parallel with one another.
3. heater internal circuit as claimed in claim 2 is characterized in that, described display lamp (9) is a neon lamp.
4. heater internal circuit as claimed in claim 1 is characterized in that, described first thermostat (5) is that the switch break-off signal is 100-130 ℃ a thermostat.
5. heater internal circuit as claimed in claim 4 is characterized in that, described first thermostat (5) is that the switch break-off signal is 110 ℃ a thermostat.
6. heater internal circuit as claimed in claim 1 is characterized in that, described second thermostat (6) is that the switch break-off signal is 40-80 ℃ a thermostat.
7. heater internal circuit as claimed in claim 6 is characterized in that, described second thermostat (6) is that the switch break-off signal is 45 ℃ a thermostat.
8. a heater is characterized in that, comprises as each described heater internal circuit of claim 1-7, fixed mount (7), support (2) and tray supporter (1);
The described tray supporter (1) that supports pallet is arranged on the described support (2);
Described first thermostat (5), second thermostat (6), the described tray supporter (1) that comprises the heat-generating disc assembly (4) of described first heater (401) and second heater (402) and support pallet all are arranged on the described fixed mount (7), and described first thermostat (5) passes described tray supporter (1) with second thermostat (6) and contacts with described pallet.
9. heater as claimed in claim 8 is characterized in that, also comprises the O-ring seal (3) that is arranged between described heat-generating disc assembly (4) and the described support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202688225U CN201878116U (en) | 2010-07-21 | 2010-07-21 | Heater and internal circuit of heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202688225U CN201878116U (en) | 2010-07-21 | 2010-07-21 | Heater and internal circuit of heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201878116U true CN201878116U (en) | 2011-06-22 |
Family
ID=44166024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202688225U Expired - Fee Related CN201878116U (en) | 2010-07-21 | 2010-07-21 | Heater and internal circuit of heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201878116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106562686A (en) * | 2016-11-07 | 2017-04-19 | 九阳股份有限公司 | Mechanical electric baking appliance and heating control method of same |
| CN110660611A (en) * | 2019-11-04 | 2020-01-07 | 重庆市合百盛电子科技有限公司 | Adjustable temperature controller |
-
2010
- 2010-07-21 CN CN2010202688225U patent/CN201878116U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106562686A (en) * | 2016-11-07 | 2017-04-19 | 九阳股份有限公司 | Mechanical electric baking appliance and heating control method of same |
| CN110660611A (en) * | 2019-11-04 | 2020-01-07 | 重庆市合百盛电子科技有限公司 | Adjustable temperature controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110622 Termination date: 20140721 |
|
| EXPY | Termination of patent right or utility model |