CN209496265U

CN209496265U - A kind of modularization temperature control system of toaster

Info

Publication number: CN209496265U
Application number: CN201920355932.6U
Authority: CN
Inventors: 李明波
Original assignee: Ningbo Hong Yi Electrical Appliances Co Ltd
Current assignee: Ningbo Hong Yi Electrical Appliances Co Ltd
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2019-10-15
Anticipated expiration: 2029-03-20

Abstract

The utility model discloses a kind of modularization temperature control systems of toaster, it includes the first electric heating assembly and the second electric heating assembly, when the bread to room temperature toasts, only make the second electric heating assembly heating power and the first electric heating assembly no power, and when being toasted to the bread after freezing, so that the first electric heating assembly and the second electric heating assembly all heating powers, in this way, the bread after freezing can be toasted simultaneously by the first electric heating assembly and the second electric heating assembly, bread after freezing can thus be made more quickly is baked completion, so that shorter to the baking time of the bread after freezing, people are facilitated to eat the bread after freezing.

Description

A kind of modularization temperature control system of toaster

Technical field

The utility model relates to a kind of modularization temperature control systems of toaster.

Background technique

With the development of science and technology with the improvement of people's living standards, the new-type household electrical appliance such as toaster are more and more, are People's lives and work add convenience, and toaster can be used for toasting bread, so that when people eat bread Mouthfeel is more preferable.

And when weather is more hot, in order to save bread for a long time, bread is placed in refrigerator by people sometimes Freezing, when toasting to the bread after freezing, people first pass through the defrosting mode of toaster generally to solve to bread Freeze, bread is normally toasted again after the completion of thawing, needs to expend certain time in this way, thawing, so that after to freezing Bread carry out heating need consume a longer time, bring inconvenience to people.

Utility model content

Technical problem to be solved by the utility model is to provide a kind of modularization temperature control systems of toaster, make It is shorter to the baking time of the bread after freezing.

In order to solve the above technical problems, the modularization temperature control system of toaster provided by the utility model, it includes:

Heating module, heating module include the first electric heating assembly and the second electric heating assembly；

Power supply module, power supply module include AC power source and ac-dc converter circuit；

Control module, control module include switch, the first relay, the second relay, single-chip microcontroller, electromagnet, the one or three Pole pipe, the second triode and third transistor；

Key panel is provided with multiple keys on key panel；

Wherein, one end of AC power source is electrically connected with one end of switch, the other end of switch respectively with the first electric heating group One end of part, one end of the second electric heating assembly, ac-dc converter circuit input terminal electrical connection, the first electric heating assembly it is another One end is electrically connected with one end of the normally opened contact of the first relay, the other end and AC power source of the normally opened contact of the first relay Other end electrical connection, the other end of the second electric heating assembly is electrically connected with one end of the normally opened contact of the second relay, second The other end of the normally opened contact of relay is electrically connected with the other end of AC power source, the first output end point of ac-dc converter circuit It is not electrically connected with one end of the first coil of the first relay, one end of the second coil of the second relay, one end of electromagnet, The other end of the first coil of first relay is electrically connected with the collector of the first triode, the emitter of the first triode and friendship The other end in galvanic electricity source is electrically connected, and the other end of the second coil of the second relay is electrically connected with the collector of the second triode, The emitter of second triode is electrically connected with the other end of AC power source, the other end of electromagnet and the collector of third transistor Electrical connection, the emitter of third transistor are electrically connected with the other end of AC power source, the second output terminal of ac-dc converter circuit Be electrically connected with the input terminal of single-chip microcontroller, three output ends of single-chip microcontroller respectively with the base stage of the first triode, the second triode Base stage, the base stage of third transistor are electrically connected, and multiple keys on key panel are electrically connected with the input terminal of single-chip microcontroller.

Preferably, the heating wire on heating wire and the second electric heating assembly on first electric heating assembly is mutual Winding.

After using the above structure, the utility model compared with prior art, is had the advantage that

The toaster of the utility model only makes the second electric heating assembly be powered and sends out when the bread to room temperature toasts Heat and the first electric heating assembly no power, in this way, can be toasted to the bread of room temperature by the second electric heating assembly, and When being toasted to the bread after freezing, so that the first electric heating assembly and the second electric heating assembly all heating powers, in this way, just The bread after freezing can be toasted simultaneously by the first electric heating assembly and the second electric heating assembly, can thus be made Bread after must freezing more quickly is baked completion, so that it is shorter to the baking time of the bread after freezing, facilitate people Bread after freezing is eaten.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of toaster；

Fig. 2 is the structural schematic diagram of the modularization temperature control system of the toaster of the utility model.

Specific embodiment

The utility model is described in more detail with reference to the accompanying drawings and detailed description.

As shown in Fig. 1, Fig. 2, the modularization temperature control system of the toaster of the present embodiment, it includes heating module, power supply mould Block, control module and key panel 13.

Heating module includes the first electric heating assembly 1 and the second electric heating assembly 2.

Power supply module includes AC power source 3 and ac-dc converter circuit 4.

Control module includes switch 5, the first relay 6, the second relay 7, single-chip microcontroller 8, electromagnet 9, the first triode 10, the second triode 11 and third transistor 12.

Multiple keys are provided on key panel 13.

One end of AC power source 3 is electrically connected with one end of switch 5, the other end of switch 5 respectively with the first electric heating assembly The input terminal electrical connection of 1 one end, one end of the second electric heating assembly 2, ac-dc converter circuit 4, the first electric heating assembly 1 The other end is electrically connected with one end of the normally opened contact 602 of the first relay 6, the other end of the normally opened contact 602 of the first relay 6 It is electrically connected with the other end of AC power source 3, the normally opened contact 702 of the other end of the second electric heating assembly 2 and the second relay 7 One end electrical connection, the other end of the normally opened contact 702 of the second relay 7 are electrically connected with the other end of AC power source 3, alternating current-direct current First output end of conversion circuit 4 respectively with one end of the first coil 601 of the first relay 6, the second relay 7 second One end electrical connection of one end, electromagnet 9 of coil 701, the other end of the first coil 601 of the first relay 6 and the one or three pole The collector of pipe 10 is electrically connected, and the emitter of the first triode 10 is electrically connected with the other end of AC power source 3, the second relay 7 The other end of the second coil 701 be electrically connected with the collector of the second triode 11, the emitter of the second triode 11 with exchange The other end of power supply 3 is electrically connected, and the other end of electromagnet 9 is electrically connected with the collector of third transistor 12, third transistor 12 Emitter be electrically connected with the other end of AC power source 3, the input of the second output terminal of ac-dc converter circuit 4 and single-chip microcontroller 8 End electrical connection, three output ends of single-chip microcontroller 8 base stage, third with the base stage of the first triode 10, the second triode 11 respectively The base stage of triode 12 is electrically connected, and multiple keys on key panel 13 are electrically connected with the input terminal of single-chip microcontroller 8.

The heating wire on heating wire and the second electric heating assembly 2 on first electric heating assembly 1 is mutually wound, this Sample, the heating wire on heating wire and the second electric heating assembly 2 on the first electric heating assembly 1 are evenly distributed so that the first electricity plus Bread is heated evenly when bread after hot component 1 and 2 pairs of the second electric heating assembly freezings heats, so that the baking of bread Roasting effect is preferable.

Bread is put into toaster in use, if the bread to room temperature heats by the toaster of the present embodiment It toasts in chamber 100, bread is placed on bread pallet at this time, then presses down on lifting button 200, and lifting button 200 drives Bread pallet moves down, so that bread moves down together with bread pallet, after bread pallet moves down in place, 200 institute of lifting button Being connected to sheet metal is closed switch 5, and single-chip microcontroller 8 controls third transistor 12 and is connected at this time, so that electromagnet 9 is powered, electricity The magnetic force that generates can lifting button 200 be limited mechanism to be limited after magnet 9 is powered, and pass through key panel at this time Button on 13 selects the mode heated to room temperature bread, and single-chip microcontroller 8 controls the conducting of the second triode 11, so that the Second coil 701 of two relays 7 must be electric, so that the normally opened contact 702 of the second relay 7 is closed, so that second Electric heating assembly 2 is powered on, and after the completion of baking, single-chip microcontroller 8 controls third transistor 12 and disconnects, so that electromagnet 9 is disconnected Electricity, so that lifting button 200 is detached from the limit of position-limit mechanism, so that bread pallet pops up under the action of the spring, So that bread pops up toast chamber.

If the bread to freezing heats, bread is put into the baking chamber 100 of toaster, bread is placed at this time On bread pallet, then press down on lifting button 200, lifting button 200 drive bread pallet move down so that bread with Bread pallet moves down together, and after bread pallet moves down in place, the be connected to sheet metal of lifting button 200 is closed switch 5, Single-chip microcontroller 8 controls third transistor 12 and is connected at this time, so that electromagnet 9 is powered, the magnetic force that electromagnet 9 generates after being powered can make Lifting button 200 is limited mechanism and is limited, and at this time by the button selection on key panel 13 to freeze bread into The mode of row heating, single-chip microcontroller 8 controls the first triode 10 and the second triode 11 is both turned on, so that the first relay 6 First coil 601 and the second relay 7 the second coil 701 it is electric so that the normally opened contact of the first relay 6 601 and second the normally opened contact 702 of relay 7 be closed so that the first electric heating assembly 1 and the second electric heating assembly 2 It is powered on, bread is toasted simultaneously by the first electric heating assembly 1 and the second electric heating assembly 2, when baking is completed Afterwards, single-chip microcontroller 8 controls third transistor 12 and disconnects, so that electromagnet 9 powers off, so that lifting button 200 is detached from position restrainer The limit of structure, so that bread pallet pops up under the action of the spring, so that bread pops up toast chamber.

Explanation only is made that using preferable example with regard to the utility model above, but is not to be construed as to claim Limitation, the structure of the utility model can have other variations, be not limited to above structure.In short, all in the only of the utility model Made various change is within the protection scope of the present utility model in vertical scope of protection of the claims.

Claims

1. a kind of modularization temperature control system of toaster, which is characterized in that it includes:

Heating module, heating module include the first electric heating assembly (1) and the second electric heating assembly (2)；

Power supply module, power supply module include AC power source (3) and ac-dc converter circuit (4)；

Control module, control module include switch (5), the first relay (6), the second relay (7), single-chip microcontroller (8), electromagnet (9), the first triode (10), the second triode (11) and third transistor (12)；

Key panel (13), key panel are provided with multiple keys on (13)；

Wherein, one end of AC power source (3) is electrically connected with one end of switch (5), and the other end for switching (5) adds with the first electricity respectively The input terminal electrical connection of one end of hot component (1), one end of the second electric heating assembly (2), ac-dc converter circuit (4), first The other end of electric heating assembly (1) is electrically connected with one end of the normally opened contact of the first relay (6), the first relay (6) it is normal The other end for opening contact is electrically connected with the other end of AC power source (3), the other end and the second relay of the second electric heating assembly (2) One end of the normally opened contact of device (7) is electrically connected, and the other end of the normally opened contact of the second relay (7) is another with AC power source (3) One end electrical connection, the first output end of ac-dc converter circuit (4) respectively with the first coil (601) of the first relay (6) One end electrical connection of one end, one end of the second coil (701) of the second relay (7), electromagnet (9), the first relay (6) The other end of first coil (601) is electrically connected with the collector of the first triode (10), the emitter of the first triode (10) with The other end of AC power source (3) is electrically connected, the other end and the second triode of the second coil (701) of the second relay (7) (11) collector electrical connection, the emitter of the second triode (11) are electrically connected with the other end of AC power source (3), electromagnet (9) the other end is electrically connected with the collector of third transistor (12), the emitter of third transistor (12) and AC power source (3) Other end electrical connection, the second output terminal of ac-dc converter circuit (4) is electrically connected with the input terminal of single-chip microcontroller (8), single-chip microcontroller (8) three output ends respectively with the base stage of the first triode (10), the base stage of the second triode (11), third transistor (12) Base stage electrical connection, multiple keys on key panel (13) are electrically connected with the input terminal of single-chip microcontroller (8).

2. a kind of modularization temperature control system of toaster according to claim 1, it is characterised in that: first electricity adds The heating wire on heating wire and the second electric heating assembly (2) on hot component (1) is mutually wound.