Invention content
The object of the present invention is to provide a kind of ramp-down devices of dustbin bung, realize intelligent garbage bin bungSlow drop, and mechanical structure is reduced, evade falling the metal fatigue and problem of rustiness of spring in damping structure, while also making productStructure becomes more simple, and volume becomes smaller.
The present invention provides a kind of ramp-down devices of dustbin bung, including：
Motor for being sequentially connected with bung；
Control the master control set of positive and negative rotation and the braking of the motor；
Angle induction device for incuding the bung rotational angle；The angle induction device can lead to the master control setThe connection of letter ground, when the bung is closed to predetermined angle, the master control set controls the motor braking, so that the bungIt drives the motor to turn to and is closed position.
Preferably, the master control set includes H-bridge circuit made of being overlapped by four triodes, and the H-bridge circuit canControl the positive and negative rotation of the motor.
Preferably, the angle induction device is limit switch.
Preferably, further include travel switch for detecting the bung closure or openness state.
Preferably, further include acoustic-optic alarm, the acoustic-optic alarm can with the motor and the travel switchIt communicatedly connects, when the motor is in shutdown status, the travel switch detects that the bung is open state, the soundLight warning device sends out sound-light alarm.
The present invention also provides a kind of intelligent garbage bin, including bung and be connected with the bung such as any of the above-describedThe ramp-down device.
The present invention also provides a kind of control methods of intelligent garbage bin, based on intelligent garbage bin described above, includingStep：
Judge the bung whether in pass lid action；
If so, the closing angle of acquisition bung；
Judge whether the closing angle is greater than or equal to predetermined angle；
It is braked, if so, controlling the motor so that the bung drives the motor to turn to closure.
Preferably, further include step：
Judge that the motor is braked whether the time is greater than or equal to preset time；
If so, judging whether the bung is in closed state；
If the bung is not in closed state, sound-light alarm is sent out, prompts have foreign matter residence to state bung.
Preferably, the mode of the motor braking dynamic braking mode of the electric motor short circuit or will be described in order to control is controlledMotor accesses circuit and constitutes power generation regenerative braking mode, or motor access circuit is constituted reversing braking mode.
The technical solution that embodiments herein provides can include the following benefits：
The present invention provides a kind of ramp-down devices of dustbin bung, including：Motor, master control set and angle induction device, electricityMachine is sequentially connected with bung, drives opening or closing for bung by motor positive and inverse, master control set and motor are communicablyConnection, can control the positive and negative rotation of motor, and motor braking, angle induction device can be incuded to the angle of bung rotationDegree, angle induction device are communicatively coupled with master control set, and predetermined angle is provided in master control set, when bung is closed,When the angle of rotation landing is equal to predetermined angle, master control set controls motor braking, so that bung drives motor to turn to closureMotor braking is released the control to motor, makes motor that can not act on bung by position, i.e. master control set, bung band in landingDynamic motor rotation, until bung is closed.So set, realizing the slow drop to intelligent garbage bin bung, reduce mechanical structure,Evade falling the metal fatigue and problem of rustiness of spring in damping structure, while the structure of dustbin also being made to become more simple,Volume also becomes smaller.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related toWhen attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodimentDescribed in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appendedThe example of consistent device and method of some aspects be described in detail in claims, the application.
Present embodiment provides a kind of bung and opens and closes and be packaged the control device for changing bag, realizes intelligent garbage binThe slow drop of bung, reduces mechanical structure, has evaded falling the metal fatigue and problem of rustiness of spring in damping structure, while also makingThe structure of dustbin becomes more simple, and volume also becomes smaller.
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out belowDetailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.BaseEmbodiment in the present invention, those of ordinary skill in the art are obtained all without making creative workOther embodiment belongs to the range that the present invention is protected.
Hereinafter, being illustrated to embodiment with reference to attached drawing.In addition, embodiments illustrated below is not to recorded in claimInvention content rise any restriction effect.In addition, the full content of the composition represented by following example is not limited to as rightIt is required that necessary to the solution of recorded invention.
With reference to attached drawing 1-4, present embodiment provides a kind of ramp-down device of dustbin bung, including：Motor, masterDevice and angle induction device are controlled, motor is sequentially connected with bung, and opening or closing for bung is driven by motor rotation, mainControl device is communicatively coupled with motor, can control the positive and negative rotation of motor, and can be by motor braking, angle induction device energyEnough the angle of induction bung rotation, angle induction device are communicatively coupled with master control set, are provided in master control set defaultAngle, when bung is closed, when rotating the angle of landing equal to predetermined angle, master control set controls motor braking, so that bungIt drives motor to turn to and is closed position, i.e., motor braking is contacted the control to motor, make motor that can not make to bung by master control setWith bung drives motor rotation in landing, until bung is closed.
Wherein, the dynamic braking mode for controlling the mode of motor braking electric motor short circuit in order to control, can also be to connect motorEnter interlock circuit and constitute power generation regenerative braking mode, or motor access circuit is constituted into reversing braking mode.
It should be noted that the rotation maximum angle of conventional rubbish bucket bung is 90 degree, and realize the slow drop of dustbin bungAnd proceeding by slow drop from maximum opening angle, in the present embodiment, the rotation maximum angle of dustbin bung can be preferably90 degree, i.e. the maximum opening angle of bung is preferably 90 degree, and the predetermined angle of dustbin bung is preferably 60 degree, i.e., bung is slowIt is preferably 60 degree that drop, which starts angle,.
Wherein, when bung is closed, when rotating the angle of landing equal to predetermined angle, i.e., motor overturning drives bung from 90Degree is closed to after 60 degree, and preferably, electric motor short circuit, i.e. master control set are released the control to motor to the present embodiment by master control set,Bung drives motor rotation, is converted into generator mode from electric motor mode, the kinetic energy on rotor, which is consumed, is converted into electricityCan, to realize slowly landing function.
So set, realizing the slow drop of intelligent garbage bin bung, reduces mechanical structure, evaded falling in damping structureThe metal fatigue and problem of rustiness of spring, while the structure of dustbin also being made to become more simple, volume also becomes smaller.
In the preferred embodiment of the present embodiment, master control set includes H-bridge circuit, and H-bridge circuit can control the positive and negative rotation of motor.In this way, motor is controlled by circuit, it is simple and convenient, convenient for the positive and negative rotation of control motor.
Further, as shown in Figure 1, H-bridge circuit is overlapped by 4 triodes, 4 triodes include two PNPType triode Q1 and Q2, two NPN type triodes Q5 and Q6.
Wherein, in the present embodiment, master control set includes MCU（Microcontroller Unit;MCU micro-control units）,The first control terminal M1A of MCU is connected with the base stage of the base stage of triode Q1 and triode Q5, the second control terminal M1B of MCU withThe base stage of triode Q2 is connected with the base stage of triode Q6.The collector of triode Q1, Q2 are electrically connected with one end of motor, and threeThe collector of pole pipe Q5, Q6 is electrically connected with the other end of motor.
After MCU sends out control signal, when the first control terminal M1A output control signals, i.e. the first control terminal M1A is high electricityFlat, the second control terminal M1B is low level, and triode Q1 and triode Q5 conductings, motor can be rotated forward, and bung is opened, whenSecond control terminal M1B output control signals, i.e. the second control terminal M1B is high level, and the first control terminal M1A is low level, motorReversion, bung landing.So set, only needing the conducting direction of control circuit, it will be able to control the positive and negative rotation of motor.
In the present embodiment, as shown in Figure 1, being additionally provided with protection circuit, protection circuit includes the first protection circuit, and first protectsProtection circuit includes that the diode D1 for the emitter and collector that both ends are connected to triode Q1, both ends are connected to three polesThe diode D2 of the emitter and collector of pipe Q2, both ends are connected to the diode of the emitter and collector of triode Q5D3 and both ends are connected to the diode D4 of the emitter and collector of triode Q6, the transmitting of triode Q1, triode Q2Extremely access power supply VCC, triode Q5, the emitter of triode Q6 is grounded.So set, motor is prevented to be opened and closed in circuitThe inverse electromotive force that moment generates is excessively high and triode or circuit is caused to be burned out, to protect circuit.
Further, as shown in Figure 1, protection circuit further includes the second protection circuit, the second protection circuit includes triodeThe collector of Q3 and triode Q4, triode Q3 pass through resistance R1 by resistance R2 access power supply VCC, the collector of triode Q4The emitter of access power supply VCC, triode Q3 and triode Q4 are grounded, and the collector of triode Q3 passes through resistance R4 accesses threeThe base stage of pole pipe Q1, the collector of triode Q4 access the base stage of triode Q2, the second control terminal M1B and three poles by resistance R3The base stage of pipe Q3 is connected, and the first control terminal M1A is connected with the base stage of triode Q4.In this way, avoiding branch non-loadedIn the case of, electric current is excessive and burns triode Q1, triode Q2, triode Q5, triode Q6.
Particularly, as shown in Figure 1, when for the ease of external control, triode Q3 and triode Q4, the second control terminal are protectedIt is also associated with resistance R6 between M1B and the base stage of triode Q3, is also connected between the first control terminal M1A and the base stage of triode Q4There is resistance R5, and resistance R6 and resistance R5 play the role of current limliting.
It should be noted that the both ends of motor also and are connected to capacitance C1, to handle Electro Magnetic Compatibility, and to making an uproar in circuitSound is filtered.
Further include in one of the embodiments, power conversion circuits in the ramp-down device of dustbin bung, such as Fig. 3 institutesShow, power conversion circuits include that the field-effect tube Q7 that drain electrode is connected with motor one end and drain electrode are connected with the other end of motorField-effect tube Q8, field-effect tube Q7 is connected by resistance R11 with MCU with the grid of field-effect tube Q8.Field-effect tube Q7 andField-effect tube Q8 can be electric motor short circuit.
Wherein, when bung is begun to shut off, motor reversal drives bung to close, i.e., when bung is in 90 degree to 60 degree, electricityMachine inverts, and the voltage at motor both ends is made to increase, to make diode D1 and diode D2 conductings, current direction power supply VCC, this realityIt applies in example, is provided with voltage steering gear DC-DC at the VCC that powers, the voltage of power supply VCC is converted into low-voltage.
It should be noted that the voltage of power supply VCC can be preferably 12V, the supply voltage after electric pressure converter DC-DC3.3V can be converted to.
Preferably, angle induction device can be limit switch, and the effect of limit switch is to realize sequential control, positioning controlThe detection of system and location status.
In some embodiments, ramp-down device further includes travel switch, and whether travel switch can detect bung in unlatchingOr closed state, ramp-down device further include acoustic-optic alarm, acoustic-optic alarm communicably connects with motor and travel switchIt connects, after the time of bung landing reaching preset time, bung stops landing, and bung no longer drives motor to rotate, and motor is inWhether shutdown status, travel switch detection bung are closed, if bung closure illustrates that bung is closed, no foreign matter blocks bung, ifBung is not closed, and illustrates have foreign matter to block bung, acoustic-optic alarm sends out sound-light alarm.So set, can be intuitivelyKnow whether bung is closed, if there is foreign matter to block bung.
Wherein, preset time can be preferably 1.5 seconds, i.e., when bung drops to the time used in being closed completely from 60 degree1.5 the second.
Present embodiment additionally provides a kind of intelligent garbage bin, including bung and such as above-mentioned ramp-down device, bung withRamp-down device is connected, and ramp-down device can realize the slow drop of bung.The derivation of the advantageous effect and above-mentioned ramp-down deviceThe derivation of caused advantageous effect is substantially similar, therefore repeats no more herein.
In the present embodiment, intelligent garbage bin further includes that bung is opened and closed and is packaged and changes the control device of bag, including sensing element,Controller, timing module, for incuding human action signal, timing module is communicatively coupled sensing element with sensing element,Timing module is able to record the time that sensing element is triggered, and timing module is communicatively coupled with controller, timing mouldBlock can send the time of record being triggered to controller, and controller can control the keying of bung and dustbin packing is changedBag, it is provided with preset time in controller, when the time that is triggered of timing module record is less than preset time, controller controlBung is turned on and off, and when the time that is triggered of timing module record is more than preset time, controller controls dustbin and carries outBag process is changed in packing.
It should be noted that above-mentioned timing module can be the timer being communicatively coupled with controller, can also beTo the timing program of control device setting.
So set, the i.e. controllable dustbin of a key is only needed to execute action, the multi-functional rubbish of key control is pressed without using multipleRubbish bucket works, and reduces occupancy volume, and a key is only needed to realize multi-functional operation, improves the reliability and stabilization of productProperty.
In the present embodiment, timing module is preferably timer, when being below timer for timing module, timing course and is pushed awayIt leads, and when timing module is timing program, when the timing course of timing program and derivation and timing module are timerTiming course and derivation are identical, and explanation will be not set forth in detail herein.
Wherein, sensing element is the mechanical key for touching part or incuding human body pressing for incuding human body touch.
In the preferred embodiment of the present embodiment, controller can be control circuit, as shown in figure 5, the power end of control circuitVoltage clamp circuit 11 is set, and voltage clamp circuit 11 can ensure the stabilization of supply voltage.
It should be noted that voltage clamp circuit 11 uses the large scale integrated circuit dedicated for voltage monitoring.HaveSmall, circuit is simple, the stronger advantage of reliability.
In the present embodiment, sensing element preferably touches part, and it includes touch layer and induction spring J1 to touch part.Incude springJ1 is arranged in the lower section of touch layer, and induction spring J1 is communicatively coupled with timer, and timer is able to record induction spring J1Sense the time of deformation after touching.So set, touch can be sensed delicately.
Wherein, induction spring J1 can also change into sheet metal either temperature sensor or other can incude human bodyThe device or device of touch.
Further, any position of touch layer is induction zone, i.e., entire touch layer can sense touch signal, thisSample, Trigger Function are stablized, and do not have region limitation, are touched without repeating.
It should be noted that touch layer is insulating layer, to ensure safety when human body touch.
In some embodiments, control circuit includes induction IC chip（Integrated Circuit integrated circuits）, inductionSpring J1 is connect with the signal receiving end of induction IC chip, and the signal output end for incuding IC chip is connected with control dustbin bungIt opens and closes or dustbin is packaged the operating circuit for changing bag, after induction spring J1 senses human body touch, touch signal is transmitted toIncude the signal receiving end of IC chip, signal receiving end exports high level, incudes in IC chip and is provided with timer, i.e. timerOn be provided with preset time, signal receiving end exports the time synchronization of the time and human body touch of high level, the output of high levelIf the time is less than preset time, IC chip output control signal is incuded, control bung is turned on and off；If high level is defeatedGo out the time more than preset time, induction IC chip output control signal controls packing and changes bag.So set, the J1 senses of induction springThe time for the triggering that should be arrived is different, thus can realize multi-function by one key.
It, can when the Stability and dependability to product reaches the requirement of technical grade or higher level in one embodimentWith in signal receiving end connection diode D.
The present embodiment additionally provides a kind of dustbin bung and opens and closes and be packaged the method for changing bag, as shown in fig. 6, including：
Step 1, human body touch signal is detected, that is, incudes whether spring J1 senses touch signal；
Step 2, if detecting human body touch signal, that is, incude spring J1 and sense touch signal, the sense of timer start recordingSpring J1 is answered to sense the time of touch signal；
If not detecting human body touch signal, control device is in shutdown status；
Step 3, judge that timer records induction spring J1 and senses whether the time of touch signal is less than preset time；
Step 4, if the time of timer record touched is less than preset time, induction IC chip output control instruction controls bucketLid is turned on and off；
If the time of timer record touched be more than preset time, induction IC chip output control instruction control dustbin intoRow is packaged and changes bag process.
It should be noted that when sensing element is mechanical key, the control of the rate-determining steps of dustbin and above-mentioned touch partStep processed is identical.
It should be noted that preset time can be -2.5 seconds 1.5 seconds, can be preferably 1.5 seconds or 2 seconds.
Present embodiment additionally provides a kind of control method of intelligent garbage bin, based on above-mentioned intelligent garbage bin,Including rate-determining steps：
Step 101：It is first begin to close lid action, i.e. bung is in the state opened, and receives and closes lid instruction；
Step 102：Judge whether bung receives the control instruction for closing lid；
If bung, which is in, closes lid action, i.e. bung receives the control instruction for closing lid, carries out closing lid action；
Step 103：Then, the closing angle of angle induction device acquisition bung；
Step 104：Judge whether the included angle for the bung and dustbin bung hole that angle induction device senses is equal to preset angleDegree, if when equal to predetermined angle, motor releases control of the master control set to motor by field-effect tube Q7 and field-effect tube Q8 short circuitsSystem, so that bung drives motor to turn to closed state.
Optionally, a kind of control method of intelligent garbage bin further includes step：
Step 105：Judge whether the time that motor is short-circuited is equal to preset time：
Step 106：If the time that motor is short-circuited is equal to preset time, continue to judge whether bung is in closed formState,
Step 107：If bung is not in closed state, acoustic-optic alarm sends out sound-light alarm, prompts have foreign matterBlock bung.
About the method in above-described embodiment, wherein the specific advantageous effect that each step executes operation is somebody's turn to do relatedIt is described in detail in the embodiment of device, explanation will be not set forth in detail herein.
In the description of this specification, the description of reference term " one embodiment ", " some embodiments " etc. means to combineThe embodiment particular features, structures, materials, or characteristics described are contained at least one embodiment or example of the application.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment.Moreover, the specific spy of descriptionSign, structure, material or feature can be combined in any suitable manner in any one or more embodiments.
Although embodiments herein has been shown and described above, it is to be understood that above-described embodiment is exampleProperty, it should not be understood as the limitation to the application, those skilled in the art within the scope of application can be to above-mentionedEmbodiment is changed, changes, replacing and modification.