WO2019174257A1 - Circuit de commande de commutation pour bac à ordures à induction, et bac à ordures associé - Google Patents

Circuit de commande de commutation pour bac à ordures à induction, et bac à ordures associé Download PDF

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Publication number
WO2019174257A1
WO2019174257A1 PCT/CN2018/113009 CN2018113009W WO2019174257A1 WO 2019174257 A1 WO2019174257 A1 WO 2019174257A1 CN 2018113009 W CN2018113009 W CN 2018113009W WO 2019174257 A1 WO2019174257 A1 WO 2019174257A1
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WO
WIPO (PCT)
Prior art keywords
switch
module
trash
mcu chip
control circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2018/113009
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English (en)
Chinese (zh)
Inventor
陈亿志
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Individual
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Individual
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Publication of WO2019174257A1 publication Critical patent/WO2019174257A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00—Refuse receptacles; Accessories therefor
    • B65F1/14—Other constructional features; Accessories
    • B65F1/16—Lids or covers
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/04—Program control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Program control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/90—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of galvano-magnetic devices, e.g. Hall-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches

Definitions

  • the present invention relates to the field of garbage cans, and in particular to an intelligent garbage can, and particularly relates to a switching control circuit for an inductive open-top garbage can and a garbage can.
  • a trash can also known as a waste bin or a garbage bin, refers to a place where garbage is placed.
  • trash cans In order to cope with different application scenarios, there are various forms of trash cans; among them, most of the trash cans are provided with a cover to prevent the odor of the garbage from being scattered; the opening and closing forms of the trash can cover are also various, such as manual uncovering. Uncovering is not only inconvenient to use, but it is easy to get dirty or harmful bacteria when it comes into contact with the trash can cover, which is not conducive to health and health.
  • Some small trash cans use the pedal to open the trash can cover, but for large outdoor trash cans, the trash can cover is large and heavy, and the pedal opening is not applicable.
  • the present application proposes a switching control circuit for an inductive open-top trash can and a trash can, and implements two control modes of induction control and button control to control the opening and closing of the trash can cover; the specific scheme is as follows:
  • a switch switching control circuit for inductively opening a trash can comprising a barrel body, a barrel head, a cover hinged on the barrel head, a driving motor for automatically opening and closing the driving cover, and a power supply source, wherein the barrel head is disposed at On the barrel body, the control circuit comprises a circuit board, and the circuit board is provided with a motor driving module, a key switch module, an infrared transmitting module, an infrared receiving module and an MCU chip;
  • the MCU chip is connected to the motor driving module, and the motor driving module is connected to the driving motor; the MCU chip controls the working state of the driving motor through the motor driving module;
  • the trash can is provided with a switch key, the switch key is connected with the button switch module, the button switch module is connected with the MCU chip; the switch key sends a control signal for opening and closing the cover to the MCU through the button switch module;
  • the infrared emitting module is configured to emit infrared light to the outside of the trash can.
  • the infrared receiving module is connected to the MCU chip, and the infrared receiving module receives the infrared receiving module.
  • a signal that the control cover is opened is sent to the MCU chip;
  • the trash can is further provided with a shielding switch, and the shielding switch is connected with the infrared transmitting module; and is used for stopping or restoring the infrared transmitting module.
  • the barrel head is detachably disposed on the barrel or linked to the barrel by a hinge.
  • the shielding switch is disposed on the front side of the barrel head and placed at the bottom of the barrel head with its direction downward.
  • the shield switch includes a push button switch, a toggle switch or a ship type switch.
  • the switch key uses a push button switch.
  • the push button switch includes a touch button switch or a membrane switch.
  • the garbage can is provided with a reset contact, and the cover is provided with a reset magnet; when the cover is closed, the reset magnet is attached to the reset contact; the reset contact is connected with the MCU chip, and the MCU chip obtains the opening of the cover through the reset contact, Closed information.
  • An inductively opened trash can includes the switch switching control circuit.
  • a switch switching control circuit for inductively opening a trash can comprising: a cover hinged to the trash can body, a drive motor for automatically opening and closing the drive cover, and a power supply, wherein the control circuit comprises a circuit a circuit board, wherein the circuit board is provided with a motor driving module, a key switch module, an infrared transmitting module, an infrared receiving module and an MCU chip;
  • the MCU chip is connected to the motor driving module, and the motor driving module is connected to the driving motor; the MCU chip controls the working state of the driving motor through the motor driving module;
  • the garbage can is provided with an opening key, the opening key is connected with the key switch module, the key switch module is connected with the MCU chip; the opening key sends a control signal for opening and closing the cover to the MCU through the key switch module;
  • the infrared emitting module is configured to emit infrared light to the outside of the trash can.
  • the infrared receiving module is connected to the MCU chip, and the infrared receiving module receives the infrared receiving module.
  • a signal that the control cover is opened is sent to the MCU chip;
  • the trash can is further provided with a shielding switch, and the shielding switch is connected to the infrared transmitting module; and is used for stopping or restoring the infrared transmitting module.
  • the shielding switch is disposed on the front side of the barrel head and placed at the bottom of the barrel head with its direction downward.
  • the shield switch includes a push button switch, a toggle switch or a ship type switch.
  • the switch key uses a push button switch.
  • the push button switch includes a touch button switch or a membrane switch.
  • the garbage can is provided with a reset contact, and the cover is provided with a reset magnet; when the cover is closed, the reset magnet is attached to the reset contact; the reset contact is connected with the MCU chip, and the MCU chip obtains the opening of the cover through the reset contact, Closed information.
  • An inductively opened trash can includes the switch switching control circuit.
  • the amplifier is amplified and sent to the MCU chip, and the MCU chip generates a driving command according to the information received from the infrared transmitting module, and the motor driving module controls the forward and reverse of the driving motor according to the driving command received from the MCU chip.
  • Shield switch with infrared sensor can turn on or off the function of infrared sensor control according to the needs of different application scenarios to adapt to the needs of different scenes; for example, when placing the trash can with the sensor open cover under the table, First turn off the infrared sensor function through the shield switch to avoid accidental touch when not in use.
  • MCU chip can be built with a variety of different drive instructions, flexible use.
  • FIG. 1 is a schematic block diagram of a switching control circuit for an inductive open-top trash can and a trash can.
  • Figure 2 is a circuit diagram of the push button switch module in the first embodiment.
  • FIG. 3 is a circuit diagram of the infrared transmitting module of the first embodiment.
  • FIG. 4 is a circuit diagram of a mid-infrared receiving and amplifying module of Embodiment 1.
  • FIG. 5 is a circuit diagram of an MCU chip in the first embodiment.
  • FIG. 6 is a perspective view of the trash can of the first embodiment of the induction opening.
  • FIG. 7 is a schematic view showing the disassembly of the trash can structure in the first embodiment of the invention.
  • Figure 8 is a top plan view of the trash can head of the first embodiment of the induction opening.
  • Figure 9 is a bottom plan view of the trash can head of the first embodiment of the induction opening.
  • Figure 10 is a bottom plan view of the trash can lid of the first embodiment of the induction opening.
  • Figure 11 is a perspective view of the trash can of the induction opening in the second embodiment.
  • FIG. 12 is a top view of the trash can of the induction opening cover in the second embodiment.
  • Figure 13 is a bottom view of the trash can of the induction opening in the second embodiment.
  • Figure 14 is a bottom plan view of the trash can lid of the induction opening of the second embodiment.
  • a switch switching control circuit for inductively opening a trash can comprising: a barrel body, a barrel head, a cover hinged on the barrel head, a driving motor for automatically opening and closing the driving cover, and a power supply, wherein the barrel head Separated from the barrel, or the barrel head is attached to the barrel by a hinge.
  • the control circuit comprises a circuit board, and the circuit board is provided with a motor driving module, a key switch module, an infrared transmitting module, an infrared receiving module and an MCU chip, as shown in FIG. 1 :
  • the MCU (Microcontroller Unit) chip is connected to the motor drive module, and the motor drive module is connected to the drive motor; the MCU chip controls the working state of the drive motor through the motor drive module, including controlling the forward rotation, the reverse rotation, the stop of the drive motor, and the like. The speed of the motor during forward and reverse rotation. As shown in FIG. 5 of the MCU chip, the MCU chip adopts a SOP24 chip.
  • the trash can is provided with an opening key, the opening key is connected with the key switch module, the key switch module is connected with the MCU chip; the opening key sends a control signal for opening and closing the cover to the MCU chip through the key switch module.
  • the key button switch is opened, and the button switch comprises a touch button switch or a membrane switch.
  • the key detection circuit of the key switch module adopts a touch key switch corresponding to the HALL-481.
  • the HALL-481 forms a trigger signal
  • different trigger signals form different key commands, such as clicking, double clicking or long pressing.
  • the button switch module sends a button command to the MCU chip through the HALL and HALL_CHECK ports.
  • the MCU chip determines the state of the trash can cover to generate a corresponding drive command
  • the motor drive module receives the command from the MCU chip.
  • the drive command controls the forward and reverse rotation of the drive motor.
  • the infrared emitting module is configured to emit infrared light to the outside of the trash can.
  • the infrared light is reflected by the blocking object, the reflected light is received by the infrared receiving module; the infrared receiving module is connected to the MCU chip, and the infrared receiving module receives the reflected light.
  • the signal that the control cover is opened is sent to the MCU chip.
  • the trash can is further provided with a shielding switch, and the shielding switch is connected with the infrared transmitting module; and is used for stopping or restoring the infrared transmitting module.
  • the shielding switch includes a push button switch, a toggle switch or a ship type switch; when in use, the user can intuitively know whether the infrared sensing function of the trash can is shielded by the shape of the switch.
  • the infrared emission module is as shown in FIG. 3, and is provided with a switch 1; when the switch 1 is turned on, the LED 6 emits infrared rays, and the switch 1 is turned off, and the LED 6 does not emit infrared rays.
  • the infrared receiving module is shown in FIG. 4, D2 receives the infrared signal sent from the LED6 of the infrared transmitting module, and the received infrared signal is amplified by the amplifier LM358 to form a sensing command, and is sent to the MCU chip through the port CTRL358; the MCU chip receives After the sensing command, the state of the garbage can lid is judged to generate a corresponding driving command, and the motor driving module controls the forward and reverse rotation of the driving motor according to the driving command received from the MCU chip.
  • the reset contact is connected with the MCU chip, and a reset magnet is arranged on the trash can cover of the trash can; when the trash can lid is closed, the reset magnet is attached to the reset contact.
  • the reset contact sends a trigger signal to the MCU chip, and the MCU chip determines that the trash can lid is closed; when the reset magnet is attached away from the reset contact, the reset contact does not send a trigger signal, and the MCU chip Determine that the trash can lid is open.
  • the drive command includes an open command, a close command, and an open and delayed close command.
  • An inductive open-top trash can adopting the above-mentioned switch switching control circuit, as shown in FIG. 6-10, includes a garbage can body 1; the garbage can body 1 includes an outer tub 11 and an inner tub 3 built in the outer tub 11
  • the top of the tub 1 is provided with a tub head 12 which is separated from the tub 1 and the lid 2 is hinged to the tub head 12.
  • the circuit board and the driving motor are both disposed in the barrel head 12.
  • the bottom surface of the barrel head 12 is provided with a shield switch 121 on the outer front side edge.
  • the shielding switch 121 is disposed on the bottom surface of the barrel head 12 and has a downward direction. It is not easy to cause an accidental touch during actual use, and dust is not easily deposited in a downward direction.
  • the upper surface of the tub head 12 is provided with an opening key 122 for controlling the opening and closing of the trash can in the front side direction.
  • the upper surface of the barrel head 12 is provided with a reset contact 123 at the inner edge of the front end.
  • the bottom surface of the cover 2 is provided with a reset magnet 21, and when the cover 2 is closed, the reset magnet 21 is attached to the reset contact 123.
  • the inductive open-top trash can of the second embodiment uses the same switch switching control circuit as the inductive open-top trash can of the first embodiment, as shown in FIG. 11-14, the inductive open-cover trash can body 1 includes the outer tub 11 and the outer
  • the top of the tub 11 is provided with a tub ring 111, and the cover 2 is hinged on the tub ring 111, and both the circuit board and the drive motor are disposed in the tub ring 111.
  • the bottom surface of the barrel ring 111 is provided with a shield switch 121 on the outer front side edge.
  • the shield switch 121 is disposed on the bottom surface of the barrel ring 111 and has a downward direction.
  • the upper surface of the barrel ring 111 is provided with an opening key 122 for controlling the opening and closing of the trash can in the front side direction.
  • the upper surface of the tub ring 111 is provided with a reset contact 123 at the inner edge of the front end.
  • the bottom surface of the cover 2 is provided with a reset magnet 21, and when the cover 2 is closed, the reset magnet 21 is attached to the reset contact 123.
  • the MCU chip judges that the trash can lid is closed by the signal of the reset contact, sends an opening command to the motor drive module, drives the motor to rotate forward, and turns on the garbage. Bucket cover.
  • the MCU chip judges that the trash can lid is opened by the signal of the reset contact, sends a shutdown command to the motor drive module, drives the motor to reverse, and closes the garbage. Bucket cover.
  • the touch button of the button switch module is manually clicked, and the MCU chip determines that the trash can lid is closed by the signal of the reset contact, and sends and opens the motor drive module. Close the command, drive the motor to rotate forward first, open the trash can cover, after the opening time reaches the set time threshold, the drive motor reverses, close the trash can cover; manually double-click or long press the touch button of the button switch module, the MCU chip according to the garbage The status of the lid sends an open or close command.
  • the specific working logic of the trash can opening and closing cover (the key switch module uses two touch buttons - OPEN button and CLOSE button, respectively output signals to the MCU to open or close):
  • the OPEN button of the button switch module is manually clicked, and the MCU chip determines that the trash can lid is closed by the signal of the reset contact, and sends and opens the motor drive module. Close the command, drive the motor to rotate forward first, open the trash can cover, after the opening time reaches the set time threshold, the drive motor reverses, close the trash can cover; manually double-click or long press the OPEN button of the button switch module, the MCU drives the motor The module sends an open command to drive the motor forward and open the trash can lid.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Refuse Receptacles (AREA)

Abstract

L'invention concerne un circuit de commande de commutation pour un bac à ordures à induction, et un bac à ordures associé. Le bac à ordures comprend un corps de bac (1), une tête de bac (12), un couvercle (2) articulé sur la tête de bac (12), un moteur d'entraînement entraînant le couvercle (2) de façon à ce qu'il s'ouvre ou se ferme automatiquement, et une alimentation électrique. Le circuit de commande comprend une carte de circuit imprimé ; la carte de circuit imprimé est pourvue d'un module d'entraînement de moteur, d'un module de commutation de bouton, d'un module d'émission infrarouge, d'un module de réception infrarouge et d'une puce MCU ; la puce MCU commande l'état de fonctionnement du moteur d'entraînement au moyen du module d'entraînement de moteur ; le bac à ordures est pourvu d'un bouton de commutation (122), qui envoie un signal de commande d'ouverture ou de fermeture du couvercle (2) à une MCU au moyen du module de commutation de bouton ; le module d'émission infrarouge est utilisé pour émettre une lumière infrarouge vers le côté extérieur du bac à ordures ; lorsque la lumière infrarouge est réfléchie par une barrière, la lumière infrarouge est reçue par le module de réception infrarouge ; lorsque le module de réception infrarouge reçoit la lumière réfléchie, le module de réception infrarouge envoie un signal d'ouverture du couvercle de commande (2) à la puce MCU. Le bac à ordures est en outre pourvu d'un commutateur de protection (121) pour permettre au module d'émission infrarouge d'arrêter ou de reprendre le travail.
PCT/CN2018/113009 2018-03-16 2018-10-31 Circuit de commande de commutation pour bac à ordures à induction, et bac à ordures associé Ceased WO2019174257A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201820369895.X 2018-03-16
CN201820369895.XU CN207943440U (zh) 2018-03-16 2018-03-16 一种感应开盖垃圾桶的切换控制电路及其垃圾桶

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WO2019174257A1 true WO2019174257A1 (fr) 2019-09-19

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207943440U (zh) * 2018-03-16 2018-10-09 广州亿科智能家居科技有限公司 一种感应开盖垃圾桶的切换控制电路及其垃圾桶
CN110316492A (zh) * 2019-07-26 2019-10-11 广东派生活智能环保产品有限公司 一种感应开盖的低功耗智能垃圾桶及其使用方法
CN112591334B (zh) * 2020-12-17 2023-04-21 深圳市原动力运控技术有限公司 一种膝碰式医用污物垃圾桶控制电路
CN114537933A (zh) * 2022-04-15 2022-05-27 福建友通实业有限公司 一种具有三种启闭方式的智能感应垃圾桶
CN115352771B (zh) * 2022-08-31 2025-11-04 西安爱创新佳帮手智能科技有限公司 一种垃圾桶

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CN2889965Y (zh) * 2005-03-18 2007-04-18 王昕� 红外感应自动开盖垃圾桶
US20120048854A1 (en) * 2010-09-01 2012-03-01 Tsong-Yow Lin Container Lid
TWM446772U (zh) * 2012-08-01 2013-02-11 Yuan-Peng Ding 垃圾桶結構
CN203033276U (zh) * 2012-11-21 2013-07-03 王昕� 带有触摸按键的红外感应垃圾桶
CN106882512A (zh) * 2017-04-07 2017-06-23 福建纳仕达电子股份有限公司 一种感应翻盖垃圾桶单按键控制方法
CN207943440U (zh) * 2018-03-16 2018-10-09 广州亿科智能家居科技有限公司 一种感应开盖垃圾桶的切换控制电路及其垃圾桶

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2889965Y (zh) * 2005-03-18 2007-04-18 王昕� 红外感应自动开盖垃圾桶
US20120048854A1 (en) * 2010-09-01 2012-03-01 Tsong-Yow Lin Container Lid
TWM446772U (zh) * 2012-08-01 2013-02-11 Yuan-Peng Ding 垃圾桶結構
CN203033276U (zh) * 2012-11-21 2013-07-03 王昕� 带有触摸按键的红外感应垃圾桶
CN106882512A (zh) * 2017-04-07 2017-06-23 福建纳仕达电子股份有限公司 一种感应翻盖垃圾桶单按键控制方法
CN207943440U (zh) * 2018-03-16 2018-10-09 广州亿科智能家居科技有限公司 一种感应开盖垃圾桶的切换控制电路及其垃圾桶

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