Driving and detecting circuit

Abstract

The utility model discloses a driving and detecting circuit, which comprises a first driving circuit, a cup falling detection circuit, a second driving circuit, a cup cover falling detection circuit, a third driving circuit and a door magnetic state monitoring circuit, according to the coffee machine, falling cups and cup covers are detected, and after the cups and the cup covers are taken away, the opening and closing state of the door is detected, so that a maker can take the next cup and cup cover at the first time, and the working efficiency of the maker and the working efficiency of the coffee machine are improved; and the coffee machine can conveniently control the next cup and the cup cover to fall down.

Description

Technical Field

[0001] The utility model relates to the technical field of driving and detecting, in particular to a driving and detecting circuit. Background Art

[0002] Most coffee machines on the market can accommodate cups and cup lids for holding coffee. Every time the maker makes a cup of coffee, a cup and a cup lid will fall down accordingly for the maker to take. In the prior art, after the previous cup and cup lid have fallen down, when the maker needs the next cup and cup lid, the coffee machine cannot drop the next cup and cup lid in time and accurately, making it impossible for the maker to take the next cup and cup lid in the first place, thereby reducing the work efficiency of the maker and the coffee machine; at the same time, when taking the cup and cup lid, the door will open, and the prior art cannot know the switch status of the door, and thus cannot control the drop of the next cup and cup lid. Utility Model Content

[0003] Based on this, it is necessary to propose a driving and detecting circuit to address the above problems.

[0004] A driving and detecting circuit, comprising:

[0005] A first driving circuit, whose input end is connected to the output end of the control circuit, and whose output end is connected to the input end of the first light sensor, is used to receive a first control signal output by the control circuit and drive the first light sensor to work;

[0006] a cup drop detection circuit, the input end of which is connected to the output end of the first light sensor, the output end of which is connected to the control circuit, and is used to receive a first drop signal of the cup detected by the first light sensor, and output the first drop signal to the control circuit;

[0007] a second driving circuit, whose input end is connected to the output end of the control circuit, and whose output end is connected to the input end of the second light sensor, and is used to receive the second control signal output by the control circuit and drive the first light sensor to work;

[0008] a cup cover falling detection circuit, whose input end is connected to the output end of the second light sensor, and whose output end is connected to the control circuit, for receiving a second falling signal of the cup cover detected by the second light sensor, and outputting the second falling signal to the control circuit;

[0009] A third driving circuit, whose input end is connected to the output end of the control circuit, and whose output end is connected to the door magnet, is used to receive a third control signal output by the control circuit and drive the door magnet to operate;

[0010] The door magnetic state monitoring circuit has an input end for detecting the door state signal detected by the door magnetic state, and an output end connected to the control circuit for outputting the door state signal to the control circuit.

[0011] In one embodiment, the first driving circuit includes: a first diode, a first transistor and a first resistor;

[0012] The cathode of the first diode is connected to an external power supply, and the anode of the first diode is connected to the collector of the first transistor and the input end of the first light sensor;

[0013] The base of the first transistor is connected to one end of the first resistor, and the emitter of the first transistor is grounded;

[0014] The other end of the first resistor is connected to the control circuit.

[0015] In one embodiment, the cup drop detection circuit includes: a second resistor, a third resistor, a fourth resistor, a fifth resistor and a first capacitor;

[0016] One end of the second resistor is connected to the output end of the first light sensor, and the other end of the second resistor is connected to one end of the fourth resistor;

[0017] The other end of the fourth resistor is connected to one end of the fifth resistor and the control circuit, and the other end of the fifth resistor is grounded;

[0018] One end of the first capacitor is connected to an end of the second resistor away from the first light sensor, and the other end of the first capacitor is grounded;

[0019] The third resistor is connected in parallel with the first capacitor.

[0020] In one embodiment, the second driving circuit includes: a second diode, a second transistor and a sixth resistor;

[0021] The cathode of the second diode is connected to an external power supply, and the anode of the second diode is connected to the collector of the second transistor and the input end of the second light sensor;

[0022] The base of the second transistor is connected to one end of the sixth resistor, and the emitter of the second transistor is grounded;

[0023] The other end of the sixth resistor is connected to the control circuit.

[0024] In one embodiment, the cup cover falling detection circuit includes: a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor and a second capacitor;

[0025] One end of the seventh resistor is connected to the output end of the first light sensor, and the other end of the seventh resistor is connected to one end of the ninth resistor;

[0026] The other end of the ninth resistor is connected to one end of the tenth resistor and the control circuit, and the other end of the tenth resistor is grounded;

[0027] One end of the second capacitor is connected to an end of the seventh resistor away from the first light sensor, and the other end of the second capacitor is grounded;

[0028] The eighth resistor is connected in parallel with the second capacitor.

[0029] In one embodiment, the third driving circuit includes: a third diode, a MOS tube, an eleventh resistor and a twelfth resistor;

[0030] The cathode of the third diode is connected to the external power supply, and the anode of the third diode is connected to the drain of the MOS tube; the cathode and anode of the third diode are also connected to the door magnet;

[0031] The gate of the MOS tube is connected to one end of the eleventh resistor and one end of the twelfth resistor, and the source of the MOS tube is grounded;

[0032] The other end of the eleventh resistor is connected to the control circuit;

[0033] The other end of the twelfth resistor is grounded.

[0034] In one embodiment, the door magnetic state monitoring circuit includes: an optical coupler, a thirteenth resistor and a fourteenth resistor;

[0035] The collector of the optical coupler is connected to the input end of the control circuit, the emitter of the optical coupler is grounded, the anode of the optical coupler is connected to one end of the thirteenth resistor and one end of the fourteenth resistor, and the cathode of the optical coupler is connected to the other end of the fourteenth resistor and the control circuit;

[0036] The other end of the thirteenth resistor is connected to an external power source.

[0037] Implementing the embodiments of the present utility model will have the following beneficial effects:

[0038] The present application receives the first control signal output by the control circuit through the first driving circuit, and drives the first light sensor to work; the cup drop detection circuit receives the first drop signal of the cup detected by the first light sensor, and outputs the first drop signal to the control circuit; the second driving circuit receives the second control signal output by the control circuit, and drives the first light sensor to work; the cup cover drop detection circuit receives the second drop signal of the cup cover detected by the second light sensor, and outputs the second drop signal to the control circuit; the third driving circuit receives the third control signal output by the control circuit, and drives the door magnet to move; the door magnet state monitoring circuit outputs the door state signal to the control circuit. The present application realizes the detection of the fallen cup and cup cover, and the detection of the switch state of the door after taking away the cup and cup cover, so that the production staff can take the next cup and cup cover in the first time, which improves the work efficiency of the production staff and the coffee machine; it is also convenient for the coffee machine to control the next cup and cup cover to fall. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0040] in:

[0041] Figure 1 is a structural block diagram of a driving and detecting circuit in one embodiment;

[0042] Figure 2 is a circuit diagram of a first driving circuit in one embodiment;

[0043] Figure 3 is a circuit diagram of a cup drop detection circuit in one embodiment;

[0044] Figure 4 is a circuit diagram of a second driving circuit in one embodiment;

[0045] Figure 5 is a circuit diagram of a cup cover falling detection circuit in one embodiment;

[0046] Figure 6 is a circuit diagram of a third driving circuit in one embodiment;

[0047] Figure 7 FIG. 4 is a circuit diagram of a door magnetic state monitoring circuit in an embodiment. DETAILED DESCRIPTION

[0048] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0049] Most coffee machines on the market can accommodate cups and cup lids for holding coffee. When the maker makes each cup of coffee, a cup and a cup lid will fall down accordingly, so that the maker can take them. In the prior art, after the previous cup and cup lid fall down, when the maker needs the next cup and cup lid, the coffee machine cannot drop the next cup and cup lid in time and accurately, so that the support staff cannot take the next cup and cup lid in the first place, which reduces the work efficiency of the maker and the coffee machine. In order to solve the above technical problems, the present application provides a driving and detection circuit, such as Figure 1As shown, it includes: a first drive circuit 10, a cup drop detection circuit 20, a second drive circuit 30, a cup cover drop detection circuit 40, a third drive circuit 50 and a door magnetic state monitoring circuit 60, wherein the input end of the first drive circuit 10 is connected to the output end of the control circuit, and the output end is connected to the input end of the first light sensor, for receiving the first control signal output by the control circuit and driving the first light sensor to work; the input end of the cup drop detection circuit 20 is connected to the output end of the first light sensor, and the output end is connected to the control circuit, for receiving the first light sensor to detect the first drop signal of the cup, and outputting the first drop signal to the control circuit; the input end of the second drive circuit 30 is connected to the output end of the control circuit, and the output end is connected to the first light sensor. The input ends of the second light sensors are connected to receive the second control signal output by the control circuit and drive the first light sensor to work; the input end of the cup cover falling detection circuit 40 is connected to the output end of the second light sensor, and the output end is connected to the control circuit, for receiving the second light sensor detecting the second falling signal of the cup cover, and outputting the second falling signal to the control circuit; the input end of the third drive circuit 50 is connected to the output end of the control circuit, and the output end is connected to the door magnet, for receiving the third control signal output by the control circuit and driving the door magnet to operate; the input end of the door magnet state monitoring circuit 60 is used to detect the door state signal detected by the door magnet, and the output end is connected to the control circuit, for outputting the door state signal to the control circuit. The present application receives the first control signal output by the control circuit through the first driving circuit, and drives the first light sensor to work; the cup drop detection circuit receives the first drop signal of the cup detected by the first light sensor, and outputs the first drop signal to the control circuit; the second driving circuit receives the second control signal output by the control circuit, and drives the first light sensor to work; the cup cover drop detection circuit receives the second drop signal of the cup cover detected by the second light sensor, and outputs the second drop signal to the control circuit; the third driving circuit receives the third control signal output by the control circuit, and drives the door magnet to move; the door magnet state monitoring circuit outputs the door state signal to the control circuit. The present application realizes the detection of the fallen cup and cup cover, and the detection of the switch state of the door after taking away the cup and cup cover, so that the production staff can take the next cup and cup cover in the first time, which improves the work efficiency of the production staff and the coffee machine; it is also convenient for the coffee machine to control the next cup and cup cover to fall.

[0050] In one embodiment, Figure 2As shown, the first driving circuit 10 includes: a first diode D3, a first transistor Q3 and a first resistor R8; wherein the cathode of the first diode D3 is connected to an external power supply, the anode of the first diode D3 is connected to the collector of the first transistor Q3 and the input end of the first light sensor; the base of the first transistor Q3 is connected to one end of the first resistor R8, and the emitter of the first transistor Q3 is grounded; the other end of the first resistor R8 is connected to the control circuit.

[0051] In one embodiment, Figure 3 As shown, the cup drop detection circuit 20 includes: a second resistor R7, a third resistor R9, a fourth resistor R10, a fifth resistor R11 and a first capacitor C3; wherein, one end of the second resistor R7 is connected to the output end of the first light sensor, and the other end of the second resistor R7 is connected to one end of the fourth resistor R10; the other end of the fourth resistor R10 is connected to one end of the fifth resistor R11 and the control circuit, and the other end of the fifth resistor R11 is grounded; one end of the first capacitor C3 is connected to one end of the second resistor R7 away from the first light sensor, and the other end of the first capacitor C3 is grounded; the third resistor R9 is connected in parallel with the first capacitor C3.

[0052] In one embodiment, Figure 4 As shown, the second driving circuit 30 includes: a second diode D4, a second transistor Q4 and a sixth resistor R13; wherein the cathode of the second diode D4 is connected to the external power supply, the anode of the second diode D4 is connected to the collector of the second transistor Q4 and the input end of the second light sensor; the base of the second transistor Q4 is connected to one end of the sixth resistor R13, and the emitter of the second transistor Q4 is grounded; the other end of the sixth resistor R13 is connected to the control circuit.

[0053] In one embodiment, Figure 5 As shown, the cup cover falling detection circuit 40 includes: a seventh resistor R12, an eighth resistor R14, a ninth resistor R15, a tenth resistor R16 and a second capacitor C5; wherein, one end of the seventh resistor R12 is connected to the output end of the first light sensor, and the other end of the seventh resistor R12 is connected to one end of the ninth resistor R15; the other end of the ninth resistor R15 is connected to one end of the tenth resistor R16 and the control circuit, and the other end of the tenth resistor R16 is grounded; one end of the second capacitor C5 is connected to one end of the seventh resistor R12 away from the first light sensor, and the other end of the second capacitor C5 is grounded; the eighth resistor R14 is connected in parallel with the second capacitor C5.

[0054] In one embodiment, Figure 6 As shown, the third driving circuit 50 includes: a third diode D1, a MOS transistor Q5, an eleventh resistor R18 and a twelfth resistor R1; wherein, the cathode of the third diode D1 is connected to the external power supply, and the anode of the third diode D1 is connected to the drain of the MOS transistor Q5; the cathode and anode of the third diode D1 are also connected to the gate magnet; the gate of the MOS transistor Q5 is connected to one end of the eleventh resistor R18 and one end of the twelfth resistor R1, and the source of the MOS transistor Q5 is grounded; the other end of the eleventh resistor R18 is connected to the control circuit; and the other end of the twelfth resistor R1 is grounded.

[0055] In one embodiment, Figure 7 As shown, the door magnetic state monitoring circuit 60 includes: an optocoupler IC2, a thirteenth resistor R17 and a fourteenth resistor R89; wherein, the collector of the optocoupler IC2 is connected to the input end of the control circuit, the emitter of the optocoupler IC2 is grounded, the anode of the optocoupler IC2 is connected to one end of the thirteenth resistor R17 and one end of the fourteenth resistor R89, the cathode of the optocoupler IC2 is connected to the other end of the fourteenth resistor R89 ​​and the control circuit; the other end of the thirteenth resistor R17 is connected to an external power supply.

[0056] The present application receives the first control signal output by the control circuit through the first driving circuit, and drives the first light sensor to work; the cup drop detection circuit receives the first drop signal of the cup detected by the first light sensor, and outputs the first drop signal to the control circuit; the second driving circuit receives the second control signal output by the control circuit, and drives the first light sensor to work; the cup cover drop detection circuit receives the second drop signal of the cup cover detected by the second light sensor, and outputs the second drop signal to the control circuit; the third driving circuit receives the third control signal output by the control circuit, and drives the door magnet to move; the door magnet state monitoring circuit outputs the door state signal to the control circuit. The present application realizes the detection of the fallen cup and cup cover, and the detection of the switch state of the door after taking away the cup and cup cover, so that the production staff can take the next cup and cup cover in the first time, which improves the work efficiency of the production staff and the coffee machine; it is also convenient for the coffee machine to control the next cup and cup cover to fall.

[0057] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. A driving and detecting circuit, characterized in that: include: A first driving circuit, whose input end is connected to the output end of the control circuit, and whose output end is connected to the input end of the first light sensor, is used to receive a first control signal output by the control circuit and drive the first light sensor to work; a cup drop detection circuit, the input end of which is connected to the output end of the first light sensor, the output end of which is connected to the control circuit, and is used to receive a first drop signal of the cup detected by the first light sensor, and output the first drop signal to the control circuit; a second driving circuit, whose input end is connected to the output end of the control circuit, and whose output end is connected to the input end of the second light sensor, and is used to receive the second control signal output by the control circuit and drive the first light sensor to work; a cup cover falling detection circuit, whose input end is connected to the output end of the second light sensor, and whose output end is connected to the control circuit, for receiving a second falling signal of the cup cover detected by the second light sensor, and outputting the second falling signal to the control circuit; A third driving circuit, whose input end is connected to the output end of the control circuit, and whose output end is connected to the door magnet, is used to receive a third control signal output by the control circuit and drive the door magnet to operate; The door magnetic state monitoring circuit has an input end for detecting the door state signal detected by the door magnetic state, and an output end connected to the control circuit for outputting the door state signal to the control circuit.

2. The driving and detecting circuit according to claim 1, characterized in that: The first driving circuit includes: a first diode, a first transistor and a first resistor; The cathode of the first diode is connected to an external power supply, and the anode of the first diode is connected to the collector of the first transistor and the input end of the first light sensor; The base of the first transistor is connected to one end of the first resistor, and the emitter of the first transistor is grounded; The other end of the first resistor is connected to the control circuit.

3. The driving and detecting circuit according to claim 2, characterized in that: The cup drop detection circuit comprises: a second resistor, a third resistor, a fourth resistor, a fifth resistor and a first capacitor; One end of the second resistor is connected to the output end of the first light sensor, and the other end of the second resistor is connected to one end of the fourth resistor; The other end of the fourth resistor is connected to one end of the fifth resistor and the control circuit, and the other end of the fifth resistor is grounded; One end of the first capacitor is connected to an end of the second resistor away from the first light sensor, and the other end of the first capacitor is grounded; The third resistor is connected in parallel with the first capacitor.

4. The driving and detecting circuit according to claim 1, characterized in that: The second driving circuit includes: a second diode, a second triode and a sixth resistor; The cathode of the second diode is connected to an external power supply, and the anode of the second diode is connected to the collector of the second transistor and the input end of the second light sensor; The base of the second transistor is connected to one end of the sixth resistor, and the emitter of the second transistor is grounded; The other end of the sixth resistor is connected to the control circuit.

5. The driving and detecting circuit according to claim 4, characterized in that: The cup cover falling detection circuit comprises: a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor and a second capacitor; One end of the seventh resistor is connected to the output end of the first light sensor, and the other end of the seventh resistor is connected to one end of the ninth resistor; The other end of the ninth resistor is connected to one end of the tenth resistor and the control circuit, and the other end of the tenth resistor is grounded; One end of the second capacitor is connected to an end of the seventh resistor away from the first light sensor, and the other end of the second capacitor is grounded; The eighth resistor is connected in parallel with the second capacitor.

6. The driving and detecting circuit according to claim 1, characterized in that: The third driving circuit comprises: a third diode, a MOS tube, an eleventh resistor and a twelfth resistor; The cathode of the third diode is connected to the external power supply, and the anode of the third diode is connected to the drain of the MOS tube; the cathode and anode of the third diode are also connected to the door magnet; The gate of the MOS tube is connected to one end of the eleventh resistor and one end of the twelfth resistor, and the source of the MOS tube is grounded; The other end of the eleventh resistor is connected to the control circuit; The other end of the twelfth resistor is grounded.

7. The driving and detecting circuit according to claim 6, characterized in that: The door magnetic state monitoring circuit comprises: an optical coupler, a thirteenth resistor and a fourteenth resistor; The collector of the optical coupler is connected to the input end of the control circuit, the emitter of the optical coupler is grounded, the anode of the optical coupler is connected to one end of the thirteenth resistor and one end of the fourteenth resistor, and the cathode of the optical coupler is connected to the other end of the fourteenth resistor and the control circuit; The other end of the thirteenth resistor is connected to an external power source.

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