CN-224218551-U - Indicator light control circuit, control system and airing machine

CN224218551UCN 224218551 UCN224218551 UCN 224218551UCN-224218551-U

Abstract

The utility model relates to an indicator light control circuit, a control system and a clothes airing machine, wherein the indicator light circuit is used for the clothes airing machine and comprises a main control module, a switching module, a first indicator light module and a second indicator light module, a signal input end of the main control module is used for receiving an operation state signal of the intelligent clothes airing machine, a signal output end of the main control module is connected with the first indicator light module and the second indicator light module through the switching module, the main control module is used for controlling the working states of the first indicator light module and the second indicator light module through the switching module, and the switching module is used for selectively communicating the first indicator light module or the second indicator light module according to a lamplight control signal output by the main control module. According to the utility model, the main control module controls the working states of the first indicator lamp and the second indicator lamp through the switching module, controls different light effects to be sent out, and satisfies diversified light effect display of the clothes airing machine state.

Inventors

WANG MIAOYU
CHEN WEIAN
ZHU JINGFENG
ZHAO ZHILI
ZHOU LIANG

Assignees

广东好太太科技集团股份有限公司

Dates

Publication Date: 20260508
Application Date: 20250515

Claims (10)

1. An indicator light control circuit for a clothes airing machine is characterized by comprising a main control module, a switching module, a first indicator light module and a second indicator light module; the intelligent clothes airing machine comprises a main control module, a first indicator light module, a second indicator light module, a switching module, a first control module and a second control module, wherein the signal input end of the main control module is used for receiving an operation state signal of the intelligent clothes airing machine, the signal output end of the main control module is connected with the first indicator light module and the second indicator light module through the switching module, the main control module is used for controlling the working states of the first indicator light module and the second indicator light module through the switching module, and the switching module is used for selectively communicating the first indicator light module or the second indicator light module according to a control signal output by the main control module.
2. The indicator light control circuit of claim 1, wherein the switching module comprises a first on-resistance and a second on-resistance, the first indicator light module being connected to the signal output of the switching module through the first on-resistance; or, the second indicator light module is connected to the signal output end of the switching module through the second on-resistance.
3. The indicator light control circuit according to claim 1, wherein the first indicator light module comprises a first driving circuit and a first indicator light group, the first driving circuit comprises a switch tube and a first current limiting resistor, and the first indicator light group comprises a plurality of first indicator lights; The first input end of the switching tube is used for receiving a light control signal sent by the main control module, the signal output end of the switching module is connected to the first input end of the switching tube through the first current limiting resistor, the first connection end of the switching tube is connected with the first indicating lamp group, the second connection end of the switching tube is grounded, the first indicating lamps are connected in parallel, the anode of the first indicating lamp is connected with a power supply, and the cathode of the first indicating lamp is connected with the first connection end of the switching tube.
4. A pilot lamp control circuit according to claim 3 wherein the first pilot lamp circuit further comprises a second current limiting resistor, the first input of the switching tube further being connected to ground through the second current limiting resistor.
5. The indicator light control circuit of claim 1, wherein the second indicator light module comprises an indicator light control chip, a third current limiting resistor, a third on-resistance and a second indicator light group, and the second indicator light group comprises a plurality of second indicator lights; the signal input pin of the indicator light control chip is used for receiving the light control signal sent by the main control module, and the signal output end of the switching module is connected with the signal input pin of the indicator light control chip; The signal output pin of pilot lamp control chip passes through the third current-limiting resistor is connected to first the signal input pin of second pilot lamp, the second pilot lamp is cascaded in proper order, the signal output pin of second pilot lamp is connected in next the signal input pin of second pilot lamp, the power pin of second pilot lamp passes through respectively third on-resistance connects the power, the ground pin of second pilot lamp is ground connection respectively.
6. The indicator light control circuit of claim 5, wherein the second indicator light module further comprises a first pull-up resistor and a first capacitor, wherein the signal input pin of the indicator light control chip is connected to a power supply through the first pull-up resistor, and wherein the signal input pin of the indicator light control chip is further grounded through the first capacitor.
7. The indicator light control circuit according to claim 1, further comprising a state detection module, wherein a signal output end of the state detection module is connected with a signal input end of the main control module, the state detection module comprises a stroke driving circuit and a current sampling circuit, the stroke driving circuit is used for driving the clothes airing machine to ascend and/or descend and sending a clothes airing machine state signal to the main control module, and the current sampling circuit is used for collecting running current of the intelligent clothes airing machine.
8. The indicator light control circuit according to claim 1, further comprising a filter circuit, wherein the signal output end of the main control module is connected with the switching module through the filter circuit, and the filter circuit comprises a first filter capacitor, a second filter capacitor and a first filter resistor; The first pin of the signal input end of the switching module is connected with a power supply, the power supply is connected to the second pin of the signal input end of the switching module through the first filter capacitor, and the power supply is grounded through the first filter capacitor; the signal output end of the main control module is connected with the third pin of the signal input end of the switching module through the first filter resistor, and is grounded through the first filter resistor and the second filter capacitor.
9. An indicator light control system comprising an indicator light control circuit as claimed in any one of claims 1 to 8.
10. A laundry dryer comprising an indicator light control circuit according to any one of claims 1-8.

Description

Indicator light control circuit, control system and airing machine Technical Field The utility model relates to the technical field of intelligent clothes airing machines, in particular to an indicator light control circuit, a control system and a clothes airing machine. Background With the development of intelligent home, intelligent clothes airing machines have gradually moved into thousands of households. At present, an intelligent clothes airing machine on the market is commonly provided with an operation state indicator lamp, however, most of the indicator lamps in the prior art adopt a single indicator lamp effect, for example, a double-color indicator lamp is arranged, and only the starting-up operation state and the standby operation state of the clothes airing machine can be reflected through the color of the bright lamp, but the different working states such as lifting and abnormal operation of clothes airing machine equipment cannot be reflected. The prior art can't realize carrying out the control of multiple lamp effect to intelligent airing machine pilot lamp, and the user needs to observe single pilot lamp effect and judges the running state of airing machine, and the state that can show is few, and the state feedback effect is poor, brings inconvenience for user's experience, in addition, current pilot lamp control circuit still has circuit structure complicacy, and the component is many, occupy the problem such as port is many, leads to pilot lamp panel size great, is unfavorable for the frivolous design of intelligent airing machine. Disclosure of utility model Based on the above, the utility model aims to provide an indicator light control circuit, a control system and a clothes airing machine, which can realize switching of various light effects according to different running states of the clothes airing machine, and simultaneously provide two indicator light groups, so that personalized selection of users can be met. In a first aspect, the utility model provides an indicator light control circuit for a clothes airing machine, which comprises a main control module, a switching module, a first indicator light module and a second indicator light module; the intelligent clothes airing machine comprises a main control module, a first indicator light module, a second indicator light module, a switching module, a first control module and a second control module, wherein the signal input end of the main control module is used for receiving an operation state signal of the intelligent clothes airing machine, the signal output end of the main control module is connected with the first indicator light module and the second indicator light module through the switching module, the main control module is used for controlling the working states of the first indicator light module and the second indicator light module through the switching module, and the switching module is used for selectively communicating the first indicator light module or the second indicator light module according to a control signal output by the main control module. In one embodiment, the switching module includes a first on-resistance and a second on-resistance, and the first indicator light module is connected to the signal output terminal of the switching module through the first on-resistance; or, the second indicator light module is connected to the signal output end of the switching module through the second on-resistance. In one embodiment, the first indicator light module comprises a first driving circuit and a first indicator light group, wherein the first driving circuit comprises a switch tube and a first current limiting resistor, and the first indicator light group comprises a plurality of first indicator lights; The first input end of the switching tube is used for receiving a light control signal sent by the main control module, the signal output end of the switching module is connected to the first input end of the switching tube through the first current limiting resistor, the first connection end of the switching tube is connected with the first indicating lamp group, the second connection end of the switching tube is grounded, the first indicating lamps are connected in parallel, the anode of the first indicating lamp is connected with a power supply, and the cathode of the first indicating lamp is connected with the first connection end of the switching tube. In one embodiment, the first indicator light circuit further includes a second current limiting resistor, and the first input terminal of the switching tube is further grounded through the second current limiting resistor. In one embodiment, the second indicator light module includes an indicator light control chip, a third current limiting resistor, a third on-resistance and a second indicator light group, where the second indicator light group includes a plurality of second indicator lights; the signal input pin of the indicator light control chip is