CN208837701U

CN208837701U - A kind of sandwich breakfast machine

Info

Publication number: CN208837701U
Application number: CN201820816783.4U
Authority: CN
Inventors: 沈国强
Original assignee: YUYAO ZHONGHAO ELECTRIC CO Ltd
Current assignee: YUYAO ZHONGHAO ELECTRIC CO Ltd
Priority date: 2018-05-26
Filing date: 2018-05-26
Publication date: 2019-05-10
Anticipated expiration: 2028-05-26

Abstract

The utility model discloses a kind of sandwich breakfast machines, belong to field of kitchen electric appliance, and when solving sandwich unit and being powered on, there are children close to sandwich unit is even touched, and there are problems that security risk, its key points of the technical solution are that；Upper housing offers mounting groove in its lateral surface, and mounting groove is equipped with for detecting human body and being converted to the human body detection device of human testing signal, be coupled to human body detection device to receive human testing signal and export the control device of control signal, be coupled to control device to receive control signal and realize the alarm set of prompting in response to control signal；Human body detection device detects that human body is close, alarm set work, a kind of sandwich breakfast machine of the utility model, when children are close in the sandwich breakfast machine being powered on, alarm set reminds parent at the first time on sandwich breakfast machine, reduces security risk.

Description

A kind of sandwich breakfast machine

Technical field

The utility model belongs to field of kitchen electric appliance, in particular to a kind of sandwich breakfast machine.

Background technique

The taste of sandwich is tempting, is liked by many people, and the heat of sandwich is not very high, is much to subtract The preferred food of fertile personage.It is eaten with the continuous improvement of people's living standards, people not only buy sandwich in shop, Also like oneself production sandwich at home.Therefore, present sandwich breakfast machine has come into our daily more and more Life.Oneself cooks sandwich at home to eat, not only health, conveniently, still most trusts, and doing can also on instant nutrient To be guaranteed, in addition, oneself production sandwich also brings many enjoyment to life.

When sandwich unit is powered on, there are children close to sandwich unit is even touched, and there are security risks, there is improvement Space.

Utility model content

The purpose of the utility model is to provide a kind of sandwich breakfast machines, once children are close in the Sanming City being powered on When controlling breakfast machine, the alarm set on sandwich breakfast machine reminds parent at the first time, reduces security risk.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of sandwich breakfast machine including upper housing, is internally provided with the lower case of heating tube, the upper housing and lower casing Body is mutually hinged, and side is provided with the first baking tray to the upper housing in the inner, and side is provided with second to the lower case in the inner Baking tray, the upper housing offer mounting groove in its lateral surface, and the mounting groove is equipped with for detecting human body and converting as people Physical examination surveys the human body detection device of signal, is coupled to human body detection device to receive human testing signal and export control signal Control device is coupled to control device to receive control signal and realize the alarm set of prompting in response to control signal；

The human body detection device detects that human body is close, the alarm set work；

The upper housing is additionally provided with the switch button for opening human body detection device in its lateral surface.

Using the above scheme, when children are close to the sandwich unit to work, human body detection device detects that human body is believed Number, the parents in room are reminded in alarm set work, cause parents' to lean on note that keeping an eye in time convenient for parents Children at nearly sandwich unit, reduce security risk；

The sandwich unit that is working when parents are away from keyboard and there are children in the case where, passes through switch button Human body detection device is opened, so that human body device is opened when needed, power-off when not needing, using flexible, and save electric energy.

Preferably, the upper housing is additionally provided with the instruction device for being coupled to switch button in its lateral surface.

Using the above scheme, when parents open human body detection device by switch button, instruction device work is prompted Parents' human body detection device unlatching this moment will do it prompting when sandwich unit of the children close to work, so that parent can trust It is busy with other things.

Preferably, the upper housing is additionally provided at switch button reminds button for eliminating the elimination reminded.

Using the above scheme, when children close to working sandwich unit when, alarm set work, when alarm set When through causing to remind the attention of household, parent can remind button to release current prompting by eliminating, practical.

Preferably, further including being coupled to control device to receive control signal and export and execute signal to disconnect heating tube The executive device in place circuit.

Using the above scheme, when children are close to the sandwich unit to work, to avoid alarm set from causing not successfully The attention of family people, executive device, which work, directly cuts off heating tube place circuit, to ensure the safety of children.

Preferably, further including being coupled to executive device to receive execution signal and export time delayed signal to disconnect heating tube The time-delay mechanism in place circuit.

Using the above scheme, the setting of time-delay mechanism avoids the problem that human body detection device error detection.

Preferably, the time-delay mechanism includes being coupled to executive device to receive execution signal and export time delayed signal Delay circuit, the adjusting circuit for adjusting delay circuit delay time.

Using the above scheme, the setting of delay circuit and adjusting circuit can prolong time-delay mechanism according to specific use When the time be adjusted, using flexible.

Preferably, the control device includes human body detection device to receive human testing signal and export trigger signal Trigger circuit, be coupled to trigger circuit with receive trigger signal and export control signal control circuit.

Using the above scheme, it when trigger circuit receives human testing signal, will be connected at once, conducting speed is fast, The setting for cooperating control circuit simultaneously, will directly control alarm set, high-efficient, practical.

Preferably, the control device further includes being coupled to control circuit and for protecting the first of control circuit to protect Circuit.

Using the above scheme, control circuit namely electromagnetic relay can generate the reversed electronic of very big voltage when power is off Gesture, the first protection circuit is protected as afterflow to be used, and is absorbed the self induction voltage of electromagnetic relay coil, is protected electromagnetic relay, It is practical.

Preferably, the executive device includes being coupled to time-delay mechanism with reception delay signal and exporting enabling signal Start-up circuit is coupled to start-up circuit to receive enabling signal and export the execution circuit of execution signal.

Using the above scheme, it when start-up circuit receives the time delayed signal of high level, will be connected at once, speed is connected Fastly, while cooperating the setting of execution circuit, will directly disconnect circuit where heating tube, it is high-efficient, practical.

Preferably, the executive device further includes being coupled to execution circuit and for protecting the second of execution circuit to protect Circuit.

Using the above scheme, execution circuit namely electromagnetic relay can generate the reversed electronic of very big voltage when power is off Gesture, the second protection circuit is protected as afterflow to be used, and is absorbed the self induction voltage of electromagnetic relay coil, is protected electromagnetic relay, It is practical.

In conclusion the utility model has the following beneficial effects:

1, human body detection device detects human body signal, and alarm set work is reminded the parent in room, caused Parent's note that keep an eye on the children at sandwich unit, reduction security risk convenient for parents in time；

2, the sandwich unit that is working when parents are away from keyboard and there are children in the case where, is pressed by switch Button opens human body detection device, so that human body device is opened when needed, power-off when not needing, using flexible, and save electric energy.

Detailed description of the invention

Fig. 1 is the structural schematic diagram one of sandwich breakfast machine；

Fig. 2 is the structural schematic diagram two of sandwich breakfast machine；

Fig. 3 is the circuit diagram of temperature-detecting device, control device in the present embodiment；

Fig. 4 is the circuit diagram of alarm set, time-delay mechanism in the present embodiment；

Fig. 5 is the circuit diagram of executive device in the present embodiment.

In figure: 1, upper housing；11, the first baking tray；12, mounting groove；2, lower case；21, the second baking tray；3, human testing fills It sets；4, control device；41, trigger circuit；42, control circuit；43, the first protection circuit；5, alarm set；6, instruction device； 7, executive device；71, start-up circuit；72, execution circuit；73, the second protection circuit；8, time-delay mechanism；81, delay circuit；82, Adjust circuit；9, switch button；10, it eliminates and reminds button.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing 1-5.

As shown in Figure 1, a kind of sandwich breakfast machine disclosed in the present embodiment, including upper housing 1, it is internally provided with heating tube Lower case 2, upper housing 1 and lower case 2 are mutually hinged, and side is provided with the first baking tray 11, lower case 2 to upper housing 1 in the inner Side is provided with the second baking tray 21 in the inner.

As shown in Figure 2 and Figure 3, upper housing 1 offers mounting groove 12 at the center of its lateral surface, and mounting groove 12 is equipped with For detecting human body and being converted to the human body detection device 3 of human testing signal.Upper housing 1 is provided in its lateral surface for opening Open the switch button 9 of human body detection device 3, human body detection device 3 be also coupled to when human body close to when fill for the prompting of prompting 5 are set, upper housing 1 is additionally provided in its lateral surface and reminds button 10 for eliminating the elimination reminded.

As shown in figure 3, human body detection device 3 is pyroelectric sensor RS, the model of pyroelectric sensor RS is LN074B Type.The end D of pyroelectric sensor RS is connect with power supply VCC, and the end G of pyroelectric sensor RS is connect with ground GND.

As shown in Figure 2 and Figure 3, it is coupled between the end D and power supply VCC of pyroelectric sensor RS and is passed for opening pyroelectricity The switch button 9 of sensor RS.Upper housing 1 is additionally provided with the instruction device 6 for being coupled to switch button 9, instruction dress in its lateral surface 6 are set as Light-emitting diode LED, and branch road where Light-emitting diode LED is in series with resistance R1, switch button 9 is that linkage is normally opened Switch SW1.When switch button 9 is pressed, namely linkage normal open switch SW1 closure, pyroelectric sensor RS are opened, while shining two Pole pipe LED operation.

As shown in figure 3, control device 4 includes trigger circuit 41, the protection circuit 43 of control circuit 42, first.Trigger circuit 41 include triode Q1 and resistance R2, and triode Q1 is the triode and model 2SC3998 of NPN type, and control circuit 42 is Relay KA1, the first protection circuit 43 is diode D1.

As shown in figure 3, the end S of pyroelectric sensor RS is connect with one end of resistance R2, the other end of resistance R2 and three poles The base stage of pipe Q1 connects, and the emitter of triode Q1 is connect with ground GND.One end of relay KA1 collection with triode Q1 respectively The anode connection of electrode, diode D1, the other end of relay KA1 are connect with the cathode of power supply VCC, diode D1 respectively.

When pyroelectric sensor RS detects human body signal, when triode Q1 receives the signal of high level, triode Q1 conducting, relay KA1 obtains electric；When triode Q1 receives low level signal, triode Q1 is not turned on, while relay KA1 must not electricity.

As shown in figure 4, time-delay mechanism 8 includes that delay circuit 81, adjusting circuit 82 and phase inverter N1, delay circuit 81 are 555 timer U1；Adjusting circuit 82 is slide rheostat RP1；The model 74HC04 of phase inverter N1, be delayed in the present embodiment electricity The delay time on road 81 is 10 seconds.

As shown in figure 4, alarm set 5 is sound prompting namely loudspeaker BL, one end of loudspeaker BL is connect with ground GND, The other end of loudspeaker BL is connect with one end of relay KA1 normally opened contact KA1-1, the normally opened contact KA1-1's of relay KA1 The other end is connect with power supply VCC.Eliminating and reminding button 10 is normally closed linked switch SW2, and normally closed linked switch SW2 is series at loudspeaking Between device BL and the normally opened contact KA1-1 of relay KA1.

As shown in figure 4,1 foot of timer U1 and 5 feet of timer U1 are connect with ground GND, and 5 feet of timer U1 with Capacitor C2 is in series between ground GND connection；2 feet of timer U1 and 6 feet of timer U1 are connected to node b, and the one of node b End is connected to ground GND, is in series with capacitor C1 between 2 feet and ground GND of timer U1；The other end of node b becomes with sliding respectively Hinder one end of device RP1, the main control end connection of slide rheostat RP1；8 feet of 4 feet of timer U1 and timer U1 with sliding The other end of rheostat RP1 is connected to node a.The input terminal of phase inverter N1 is connect with 3 foot of output end of timer U1.Node a The other end connect with the normally opened contact KA1-1 of relay KA1, and node a connects with the normally opened contact KA1-1 of relay KA1 There is normally closed linked switch SW2.

It links normal open switch SW1 closure when pressing switch button 9, and when pyroelectric sensor RS detects human body signal, When triode Q1 receives the signal of high level, triode Q1 conducting, relay KA1 obtains electric, the normally opened contact of relay KA1 KA1-1 closure, speaker operation press elimination and remind button 10, and normally closed linked switch SW2 is disconnected, and loudspeaker stops working.

As shown in figure 5, executive device 7 includes start-up circuit 71, the protection circuit 73 of execution circuit 72, second.Start-up circuit 71 include triode Q2 and resistance R3, and triode Q2 is the triode and model 2SC3998 of NPN type, and execution circuit 72 is Relay KA2.

As shown in figure 5, the output end of phase inverter N1 is connect with one end of resistance R3, the other end and triode Q2 of resistance R3 Base stage connection, the emitter of triode Q2 with GND connect.One end of relay KA2 respectively with the collector of triode Q2, The anode of diode D2 connects, and the other end of relay KA2 is connect with the cathode of power supply VCC, diode D2 respectively；Heat-generating pipe One end is connect with ground GND, and the other end of heat-generating pipe is connect with the normally-closed contact KA2-1 of relay KA2, and relay KA2's is normally closed The other end of contact KA2-1 is connect with power supply VCC.

When triode Q2 receives the signal of high level, triode Q2 conducting, relay KA2 obtain it is electric, relay KA2's Normally-closed contact KA2-1 is disconnected, and heat-generating pipe stops heating；When triode Q2 receives low level signal, triode Q2 is not led It is logical, while relay KA2 must not be electric, the normally-closed contact KA2-1 of relay KA2 is in closed state, and heat-generating pipe continues to heat.

The course of work:

1, linkage normal open switch SW1 closure, Light-emitting diode LED work, if pyroelectric sensor RS detects that human body is believed Number when, triode Q1 conducting, relay KA1 obtains electric, the normally opened contact KA1-1 of relay KA1 closure, speaker operation；555 is fixed When device U1 be delayed 10 seconds after, phase inverter exports the signal of high level, and triode Q2 conducting, relay KA2 obtains electric, relay KA2 Normally-closed contact KA2-1 disconnect, heat-generating pipe stop heating；

2, linkage normal open switch SW1 closure, Light-emitting diode LED work, if human body is not detected in pyroelectric sensor RS When inductive signal, triode Q1 is not turned on, and relay KA1 must not be electric, and the normally opened contact KA1-1 of relay KA1 is still in disconnection State, loudspeaker do not work；555 timer U1 are not triggered, and phase inverter exports low level signal, and triode Q2 is not turned on, after Electric appliance KA2 must not be electric, and the normally-closed contact KA2-1 of relay KA2 is in closed state, and heat-generating pipe continues to heat.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims

1. a kind of sandwich breakfast machine, including upper housing (1), it is internally provided with the lower case (2) of heating tube, the upper housing (1) and lower case (2) is mutually hinged, and side is provided with the first baking tray (11), the lower case to the upper housing (1) in the inner (2) side is provided with the second baking tray (21) in the inner, it is characterized in that: the upper housing (1) offers mounting groove in its lateral surface (12), the mounting groove (12) is equipped with for detecting human body and being converted to human body detection device (3), the coupling of human testing signal Be connected to human body detection device (3) with receive human testing signal and export control signal control device (4), be coupled to control dress (4) are set to receive control signal and realize the alarm set (5) of prompting in response to control signal；

The human body detection device (3) detects that human body is close, alarm set (5) work；

The upper housing (1) is additionally provided with the switch button (9) for opening human body detection device (3) in its lateral surface.

2. a kind of sandwich breakfast machine according to claim 1, it is characterized in that: the upper housing (1) in its lateral surface also It is provided with the instruction device (6) for being coupled to switch button (9).

3. a kind of sandwich breakfast machine according to claim 1, it is characterized in that: the upper housing (1) is in switch button (9) Place, which is additionally provided with, reminds button (10) for eliminating the elimination reminded.

4. a kind of sandwich breakfast machine according to claim 1, it is characterized in that: further include be coupled to control device (4) with It receives control signal and exports and execute signal to disconnect the executive device (7) in heating tube place circuit.

5. a kind of sandwich breakfast machine according to claim 4, it is characterized in that: further include be coupled to executive device (7) with It receives and executes signal and export time delayed signal to disconnect the time-delay mechanism (8) in heating tube place circuit.

6. a kind of sandwich breakfast machine according to claim 5, it is characterized in that: the time-delay mechanism (8) includes being coupled to Executive device (7) executes signal and exports the delay circuit (81) of time delayed signal, prolongs for adjusting delay circuit (81) to receive When the time adjusting circuit (82).

7. a kind of sandwich breakfast machine according to claim 1, it is characterized in that: the control device (4) includes human body inspection Survey device (3) with receive human testing signal and export the trigger circuit (41) of trigger signal, be coupled to trigger circuit (41) with It receives trigger signal and exports the control circuit (42) of control signal.

8. a kind of sandwich breakfast machine according to claim 7, it is characterized in that: the control device (4) further includes coupling In control circuit (42) and for protecting the first of control circuit (42) to protect circuit (43).

9. a kind of sandwich breakfast machine according to claim 6, it is characterized in that: the executive device (7) includes being coupled to Time-delay mechanism (8) is with reception delay signal and exports the start-up circuit (71) of enabling signal, is coupled to start-up circuit (71) to connect It receives enabling signal and exports the execution circuit (72) for executing signal.

10. a kind of sandwich breakfast machine according to claim 9, it is characterized in that: the executive device (7) further includes coupling In execution circuit (72) and for protecting the second of execution circuit (72) to protect circuit (73).