CN114852560A - Automatic sealing garbage can and control circuit - Google Patents
Automatic sealing garbage can and control circuit Download PDFInfo
- Publication number
- CN114852560A CN114852560A CN202210175220.2A CN202210175220A CN114852560A CN 114852560 A CN114852560 A CN 114852560A CN 202210175220 A CN202210175220 A CN 202210175220A CN 114852560 A CN114852560 A CN 114852560A
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- CN
- China
- Prior art keywords
- control circuit
- garbage
- opening
- bag
- sealing
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- 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.)
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Classifications
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- 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
- B65F1/1623—Lids or covers with means for assisting the opening or closing thereof, e.g. springs
- B65F1/1638—Electromechanically operated lids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
- B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
- B65B51/146—Closing bags
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- 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
- B65F1/04—Refuse receptacles; Accessories therefor with removable inserts
- B65F1/06—Refuse receptacles; Accessories therefor with removable inserts with flexible inserts, e.g. bags or sacks
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- 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
-
- 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—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F2210/00—Equipment of refuse receptacles
- B65F2210/179—Suction means, e.g. for forcing a bag inside the receptacle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/10—Waste collection, transportation, transfer or storage, e.g. segregated refuse collecting, electric or hybrid propulsion
Abstract
The invention discloses an automatic sealing garbage can capable of automatically sealing the opening of a garbage bag through hot melting and preventing secondary pollution and a control circuit. The control circuit is used for controlling an execution component of the automatic sealing garbage can and comprises a controller and a packaging sealing module; the packaging and sealing module comprises a packaging control circuit and a heating control circuit; the packaging control circuit is used for driving the execution component to clamp the opening of the garbage bag; the heating control circuit is used for connecting the electric heating element, heating the clamped opening of the garbage bag and thermally sealing or fusing the opening of the garbage bag. The automatic sealing garbage can comprises the automatic sealing garbage can control circuit, a can body and an execution part, wherein the can body is provided with a feeding opening, and the execution part comprises an electric heating element and a pressing mechanism.
Description
Technical Field
The invention relates to the technical field of garbage can control circuits, in particular to an automatic sealing garbage can and a control circuit.
Background
In recent years, with the popularization and implementation of garbage bagging and garbage classification policies, the public is accustomed to the use mode of packaging various types of garbage by using garbage bags.
When the garbage can is used, the garbage can is sleeved with the garbage can, after the garbage can is fully piled, the opening of the garbage bag is tied and sealed, the garbage bag filled with garbage is taken out, and then the garbage bag is thrown to a garbage concentration place or a garbage truck.
The prior household and medical garbage bags are mainly operated and processed by hands, so that the garbage bags are not sanitary and healthy. Not only can hands be stained with dirt or juice on the surface of the garbage bag, but also in the process of collecting and binding the garbage bag, air with a large amount of bacteria in the garbage bag is squeezed out, secondary pollution is caused, and the health of a collecting person is harmed.
Therefore, the garbage bin needs to be additionally provided with an automatic garbage bag sealing device or other design schemes for guaranteeing sanitation and health, so that the garbage bin is adapted to the demands of more emphasizing indoor sanitation and health of consumers at present, and the problem that air with a large amount of bacteria in the garbage bag is extruded to cause secondary pollution due to the fact that the garbage bag is extruded in the sealing process of the manual garbage bag is avoided.
Disclosure of Invention
The invention aims to overcome the defects of the garbage can in the prior art, and provides an automatic sealing garbage can capable of automatically sealing the opening of a garbage bag through hot melting and preventing secondary pollution and a control circuit.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention relates to a control circuit of an automatic sealing garbage can, which is used for controlling an execution component of the automatic sealing garbage can and comprises a controller and a packaging sealing module;
the packaging and sealing module comprises a packaging control circuit and a heating control circuit; the packaging control circuit is used for driving the execution component to clamp the opening of the garbage bag; the heating control circuit is used for connecting the electric heating element, heating the clamped opening of the garbage bag and thermally sealing or fusing the opening of the garbage bag.
Preferably, the heating control circuit comprises a PWM power control circuit, the electric heating element is connected to a PWM output port of the controller through the PWM power control circuit, and the PWM power control circuit is used for controlling the heating power and the heating time of the electric heating element.
Preferably, the PWM power control circuit includes a high power MOS transistor Q1, a dc power supply port and an NPN transistor Q2, the dc power supply port and the gate of the MOS transistor Q1 are both connected to the collector of the transistor Q2, the PWM output port of the controller is connected to the base of the transistor Q2, the dc power supply port is connected to the electric heating element through the source and drain of the MOS transistor Q1, the controller controls the MOS transistor Q1 through the transistor Q2 by using a PWM signal, and the heating wire is driven by the MOS transistor Q1 to heat.
Preferably, the control circuit further comprises a non-contact door opening and closing module for non-contact sensing of a user door opening action and controlling opening or closing of the garbage can, and the non-contact door opening and closing module comprises a door opening detection circuit and a door opening and closing control circuit;
the door opening detection circuit is used for connecting the infrared switch and converting a detection signal of the infrared switch into a high-low level signal which can be identified by the controller;
the door opening and closing control circuit comprises a P-N MOS tube H-bridge control circuit which is connected with a door opening and closing motor and consists of four MOS tubes, and the P-N MOS tube H-bridge control circuit is used for driving the door opening and closing motor to open or close the garbage bin door according to the detection information of the door opening and closing detection circuit.
Preferably, the MOS transistor of the upper arm portion of the P-N MOS transistor H-bridge control circuit is a P-channel MOS transistor, the MOS transistor of the lower arm portion of the P-N MOS transistor H-bridge control circuit is an N-channel MOS transistor, a gate of the N-channel MOS transistor is connected to the controller, and a gate of the P-channel MOS transistor is connected to the controller through an NPN-type triode for implementing a floating driving function.
Preferably, the control circuit further comprises a garbage bag large fan control circuit and a negative pressure fan control circuit;
the garbage bag large fan control circuit is used for driving the garbage bag large fan to form negative pressure in the garbage can, unfolding the garbage bag and adsorbing the inner wall of the garbage can;
and the negative pressure fan control circuit is used for controlling the negative pressure fan to open when the packaging sealing module packs and seals the garbage bag, so that negative pressure is formed in the garbage can, and gas in the garbage bag is inhibited from being discharged.
The invention also provides an automatic sealing garbage can which comprises the automatic sealing garbage can control circuit, a can body and an execution part, wherein the can body is provided with a feeding opening, and the execution part comprises an electric heating element and a pressing mechanism;
the electric heating element is arranged on one side of the throwing opening and used for heating the material of the bag opening area of the garbage bag and fusing or sealing the bag opening;
the pressing mechanism is arranged at the feeding opening and is used for compressing and attaching the bag opening part of the garbage bag to be close to the electric heating element.
Preferably, the executing component further comprises a garbage bag large fan and a negative pressure fan, and the garbage bag large fan and the negative pressure fan are arranged in the barrel body;
the garbage bag big fan is used for forming negative pressure in the garbage can, unfolding the garbage bag and adsorbing the inner wall of the garbage can;
the negative pressure fan is used for opening when the packaging and sealing module is used for packaging and sealing the garbage bag, and gas in the garbage bag is inhibited from being discharged.
Preferably, the throwing opening is rectangular, the electric heating element is arranged on the edge of one side of the throwing opening, the pressing mechanism comprises two sliding rods, the two sliding rods are vertically stacked and are vertically arranged at the throwing opening, and the two sliding rods are respectively in sliding connection with the barrel body and are provided with sliding rod driving elements.
Preferably, the execution part also comprises a flip door arranged at the feeding opening of the barrel body, a door opening and closing motor, a limit switch and an infrared switch arranged at the bottom of the barrel body; the door opening and closing motor is used for driving the flip door to open and close the feeding opening of the barrel body; the infrared switch is used for sensing the control action of a user.
Therefore, the invention has the following beneficial effects:
(1) this scheme can be through pressing mechanism with the packing of disposal bag sack and realize that the disposal bag hot melt seals through electric heating element heating. The PWM technology is adopted to control the heating power of the electric heating element, so that the electric heating element can be rapidly heated, the heating temperature can be accurately controlled, and the requirements of sealing and fusing can be met.
(2) This scheme is through negative pressure updraft ventilator, realizes that the disposal bag opens laminating staving inner wall, realizes contactless operation. Meanwhile, in the garbage bag packaging process, the negative pressure is utilized to inhibit the exhaust of waste gas, so that secondary pollution is prevented.
(3) The non-contact opening and closing of the garbage can are realized through the non-contact switch door module, and contact pollution is prevented.
Drawings
Fig. 1 is a schematic structural view of an automatic sealing garbage can according to the present invention.
Fig. 2 is a control schematic block diagram of the automatic sealing garbage can of the invention.
Fig. 3 is a schematic block diagram of a control circuit of the automatic sealing garbage can of the present invention.
Fig. 4 is a schematic circuit diagram of a heating control circuit according to the present invention.
Fig. 5 is a schematic circuit diagram of the door open detection circuit of the present invention.
Fig. 6 is a schematic circuit diagram of the switching gate control circuit according to the present invention.
The drawing is marked with: 1. a controller; 2. a packing control circuit; 3. a heating control circuit; 4. a door open detection circuit; 5. a door opening and closing control circuit; 6. a control circuit of a big fan of the garbage bag; 7. a negative pressure fan control circuit; 8. a throwing port; 9. an electric heating element; 10. a big fan of the garbage bag; 11. a negative pressure fan; 12. a slide bar; 13. a flip door; 14. a door opening and closing motor; 15. a limit switch; 16. an infrared switch.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in fig. 1 and 2, the invention provides an automatic sealing garbage can, which comprises a control circuit, a can body and an execution component, wherein the can body is provided with a feeding port 8, and the execution component comprises an electric heating element 9, a pressing mechanism, a garbage bag large fan 10 and a negative pressure fan 11.
The electric heating element 9 is arranged on one side of the throwing opening 8, and the electric heating element 9 is used for heating the material of the bag opening area of the garbage bag to fuse or seal the bag opening;
the pressing mechanism is arranged at the feeding opening 8 and is used for compressing and attaching the opening part of the garbage bag to be close to the electric heating element 9.
The big fan 10 of the garbage bag and the negative pressure fan 11 are arranged in the barrel body;
the garbage bag big fan 10 is used for forming negative pressure in the garbage can, unfolding the garbage bag and adsorbing the inner wall of the garbage can;
the negative pressure fan 11 is used for opening when the garbage bag is packaged and sealed by the packaging and sealing module, and inhibiting gas in the garbage bag from being discharged.
The shape of the putting-in opening 8 is rectangular, the electric heating element 9 is arranged on the edge of one side of the putting-in opening 8, the pressing mechanism comprises two sliding rods 12, the two sliding rods 12 are stacked up and down and are vertically arranged at the putting-in opening 8, and the two sliding rods 12 are respectively connected with the barrel body in a sliding mode and are provided with sliding rod 12 driving elements. The driving element of the slide bar 12 in this embodiment is driven by a lead screw driving mechanism.
The execution part also comprises a flip door 13 arranged at the feeding opening 8 of the barrel body, a door opening and closing motor 14, a limit switch 15 and an infrared switch 16 arranged at the bottom of the barrel body; the door opening and closing motor 14 is used for driving the flip door 13 to open and close the feeding opening 8 of the barrel body; the infrared switch 16 is used for sensing the control action of a user, is mainly arranged at the position of the barrel body close to the bottom and is used for sensing the step action of the user.
As shown in fig. 3, the control circuit of an automatic sealing garbage can provided by the present invention at the same time is used for controlling an execution component of the automatic sealing garbage can, and the control circuit includes a controller 1 and a packing sealing module;
the packaging and sealing module comprises a packaging control circuit 2 and a heating control circuit 3; the packing control circuit 2 is used for driving the execution component to clamp the opening of the garbage bag; the heating control circuit 3 is used for connecting the electric heating element 9, heating the clamped opening of the garbage bag and thermally sealing or fusing the opening of the garbage bag.
As shown in fig. 4, the heating control circuit 3 includes a PWM power control circuit, the electric heating element 9 is connected to the PWM output port of the controller 1 through the PWM power control circuit, and the PWM power control circuit is used for controlling the heating power and the heating time of the electric heating element 9. The PWM power control circuit comprises a high-power MOS tube Q1, a direct current power supply port and an NPN type triode Q2, the direct current power supply port and the grid electrode of the MOS tube Q1 are simultaneously connected with the collector electrode of the triode Q2, the PWM output port of the controller 1 is connected with the base electrode of the triode Q2, the direct current power supply port is connected with the electric heating element 9 through the source electrode and the drain electrode of the MOS tube Q1, the controller 1 controls the MOS tube Q1 through the triode Q2 by utilizing PWM signals, and the MOS tube Q1 drives the electric heating wire to heat.
The PWM technology is adopted to control the heating power of the electric heating element 9, so that the electric heating element 9 can be rapidly heated, the heating temperature can be accurately controlled, and the requirements of sealing and fusing can be met.
The control circuit further comprises a non-contact switch door module which is used for non-contact sensing of the door opening action of a user and controlling the opening or closing of the garbage can. As shown in fig. 2 and fig. 3, the contactless door opening and closing module includes a door opening detection circuit 4 and a door opening and closing control circuit 5.
As shown in fig. 5, the door opening detection circuit 4 is used for connecting the infrared switch 16 and converting a detection signal of the infrared switch 16 into a high-low level signal recognizable by the controller 1.
As shown in fig. 6, the door opening and closing control circuit 5 includes a P-N MOS transistor H-bridge control circuit formed by four MOS transistors connected to the door opening and closing motor 14, and is configured to drive the door opening and closing motor 14 to open or close the door of the trash can according to the detection information of the door opening and detecting circuit 4.
The MOS tube of the upper arm part of the P-N MOS tube H-bridge control circuit is a P-channel MOS tube, the MOS tube of the lower arm part of the P-N MOS tube H-bridge control circuit is an N-channel MOS tube, the grid electrode of the N-channel MOS tube is connected with the controller 1, and the grid electrode of the P-channel MOS tube is connected with the controller 1 through an NPN type triode and used for realizing a floating driving function. The traditional MOS tube driving chip with floating control is not adopted, so that the method is simple, efficient and low in cost.
And judging whether the door opening action and the door closing action are needed or not through the high and low levels of the door opening detection. And the action of opening the door is judged to be finished according to the limit switch 15 after the door is opened to the bottom; if the half way is blocked and the door opening action is not finished, the torque of the door opening motor is increased to the maximum, and if the door opening action is not finished, the motor rotates reversely properly and then performs the door opening action with the maximum torque until the door is opened.
The control circuit also comprises a control circuit 6 of a big garbage bag fan 10 and a control circuit 7 of a negative pressure fan 11;
the control circuit 6 of the big garbage bag fan 10 is used for driving the big garbage bag fan 10 to form negative pressure in the garbage can, unfolding the garbage bag and adsorbing the inner wall of the garbage can;
and the negative pressure fan 11 control circuit 7 is used for controlling the negative pressure fan 11 to open when the garbage bag is packaged and sealed by the packaging and sealing module, so that negative pressure is formed in the garbage can, and gas in the garbage bag is inhibited from being discharged.
This scheme is through negative pressure updraft ventilator, realizes that the disposal bag opens laminating staving inner wall, realizes contactless operation. Meanwhile, in the garbage bag packaging process, the negative pressure is utilized to inhibit the exhaust of waste gas, so that secondary pollution is prevented. The non-contact opening and closing of the garbage can are realized through the non-contact switch door module, and contact pollution is prevented.
Claims (10)
1. A control circuit of an automatic sealing garbage can is used for controlling an execution component of the automatic sealing garbage can and is characterized in that the control circuit comprises a controller and a packaging sealing module;
the packaging and sealing module comprises a packaging control circuit and a heating control circuit; the packaging control circuit is used for driving the execution component to clamp the opening of the garbage bag; the heating control circuit is used for connecting the electric heating element, heating the clamped bag opening of the garbage bag and thermally sealing or fusing the bag opening of the garbage bag.
2. The automatic sealing garbage can control circuit as claimed in claim 1, wherein the heating control circuit comprises a PWM power control circuit, the electric heating element is connected to the PWM output port of the controller through the PWM power control circuit, and the PWM power control circuit is used for controlling the heating power and the heating duration of the electric heating element.
3. The automatic sealing garbage bin control circuit as claimed in claim 2, wherein the PWM power control circuit comprises a high power MOS transistor Q1, a dc power supply port and an NPN transistor Q2, the dc power supply port and the gate of the MOS transistor Q1 are connected to the collector of the transistor Q2, the PWM output port of the controller is connected to the base of the transistor Q2, the dc power supply port is connected to the electric heating element through the source and drain of the MOS transistor Q1, the controller controls the MOS transistor Q1 through the transistor Q2 by using a PWM signal, and the MOS transistor Q1 drives the electric heating wire to heat.
4. The automatic sealing garbage bin control circuit as claimed in claim 1, wherein the control circuit further comprises a contactless switch door module for contactless sensing the door opening action of a user and controlling the opening or closing of the garbage bin, the contactless switch door module comprises a door opening detection circuit and a door opening and closing control circuit;
the door opening detection circuit is used for connecting the infrared switch and converting a detection signal of the infrared switch into a high-low level signal which can be identified by the controller;
the switch gate control circuit comprises a P-N composed of four MOS tubes connected with a switch gate motor
And the MOS tube H-bridge control circuit is used for driving the door opening and closing motor to open or close the garbage bin door according to the detection information of the door opening and detecting circuit.
5. The automatic sealing garbage bin control circuit of claim 4, wherein the MOS transistor of the upper arm part of the P-N MOS transistor H-bridge control circuit is a P-channel MOS transistor, the MOS transistor of the lower arm part is an N-channel MOS transistor, a gate of the N-channel MOS transistor is connected with the controller, and a gate of the P-channel MOS transistor is connected with the controller through an NPN type triode for realizing a floating driving function.
6. The automatic sealing garbage can control circuit as claimed in claim 1, wherein the control circuit further comprises a garbage bag large fan control circuit and a negative pressure fan control circuit;
the garbage bag large fan control circuit is used for driving the garbage bag large fan to form negative pressure in the garbage can, unfolding the garbage bag and adsorbing the inner wall of the garbage can;
and the negative pressure fan control circuit is used for controlling the negative pressure fan to open when the packaging sealing module packs and seals the garbage bag, so that negative pressure is formed in the garbage can, and gas in the garbage bag is inhibited from being discharged.
7. An automatic sealing garbage can is characterized by comprising the automatic sealing garbage can control circuit, the can body and an execution part, wherein the can body is provided with a feeding port, and the execution part comprises an electric heating element and a pressing mechanism;
the electric heating element is arranged on one side of the throwing opening and used for heating the material of the bag opening area of the garbage bag and fusing or sealing the bag opening;
the pressing mechanism is arranged at the feeding opening and is used for compressing and attaching the bag opening part of the garbage bag to be close to the electric heating element.
8. The automatic sealing trash can of claim 7, wherein the actuating component further comprises a large trash bag fan and a negative pressure fan, and the large trash bag fan and the negative pressure fan are arranged in the can body;
the garbage bag big fan is used for forming negative pressure in the garbage can, unfolding the garbage bag and adsorbing the inner wall of the garbage can;
the negative pressure fan is used for opening when the packaging and sealing module is used for packaging and sealing the garbage bag, and gas in the garbage bag is inhibited from being discharged.
9. The self-sealing garbage can as claimed in claim 7, wherein the opening is rectangular, the electric heating element is disposed at one side of the opening, the pressing mechanism comprises two sliding rods which are stacked up and down and vertically disposed at the opening, and the two sliding rods are slidably connected to the can body and provided with sliding rod driving elements.
10. The automatic sealing garbage can of claim 7, wherein the actuating unit further comprises a flip door, a door opening and closing motor, a limit switch and an infrared switch arranged at the bottom of the can body, wherein the flip door, the door opening and closing motor and the limit switch are arranged at the feeding opening of the can body; the door opening and closing motor is used for driving the flip door to open and close the feeding opening of the barrel body; the infrared switch is used for sensing the control action of a user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210175220.2A CN114852560A (en) | 2022-02-24 | 2022-02-24 | Automatic sealing garbage can and control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210175220.2A CN114852560A (en) | 2022-02-24 | 2022-02-24 | Automatic sealing garbage can and control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114852560A true CN114852560A (en) | 2022-08-05 |
Family
ID=82627916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210175220.2A Pending CN114852560A (en) | 2022-02-24 | 2022-02-24 | Automatic sealing garbage can and control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114852560A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH072233A (en) * | 1992-05-15 | 1995-01-06 | Toyo Jidoki Co Ltd | Degassing device for automatic packaging machine |
| JPH08154396A (en) * | 1994-11-29 | 1996-06-11 | Nec Corp | H-bridge motor drive circuit |
| CN200971251Y (en) * | 2006-10-12 | 2007-11-07 | 李银红 | Multifunction intelligent garbage can |
| CN208022190U (en) * | 2018-02-09 | 2018-10-30 | 广东好太太科技集团股份有限公司 | A kind of low-power consumption and safe intelligent sterilizing dustbin |
| US20190250579A1 (en) * | 2017-04-07 | 2019-08-15 | Nine Stars Group (U.S.A.) Inc. | Induction Trash Can Circuit Standby Power-saving Method |
| CN210339132U (en) * | 2019-04-10 | 2020-04-17 | 上海拓牛智能科技有限公司 | Automatic packing bag-changing slow-descending intelligent garbage can |
| CN113003049A (en) * | 2020-04-06 | 2021-06-22 | 孙永锋 | Use method of garbage can convenient for air suction of garbage bag |
| CN214166080U (en) * | 2020-09-27 | 2021-09-10 | 上海拓牛智能科技有限公司 | A disposal bag intelligent recognition packaging system and garbage bin for garbage bin |
| CN113619959A (en) * | 2021-09-10 | 2021-11-09 | 江苏羽驰区块链科技研究院有限公司 | Intelligent collection box of medical waste treatment block chain system |
| CN215400901U (en) * | 2021-08-06 | 2022-01-04 | 镇江转能电子科技有限公司 | Dustbin door opening controller with current detection function |
-
2022
- 2022-02-24 CN CN202210175220.2A patent/CN114852560A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH072233A (en) * | 1992-05-15 | 1995-01-06 | Toyo Jidoki Co Ltd | Degassing device for automatic packaging machine |
| JPH08154396A (en) * | 1994-11-29 | 1996-06-11 | Nec Corp | H-bridge motor drive circuit |
| CN200971251Y (en) * | 2006-10-12 | 2007-11-07 | 李银红 | Multifunction intelligent garbage can |
| US20190250579A1 (en) * | 2017-04-07 | 2019-08-15 | Nine Stars Group (U.S.A.) Inc. | Induction Trash Can Circuit Standby Power-saving Method |
| CN208022190U (en) * | 2018-02-09 | 2018-10-30 | 广东好太太科技集团股份有限公司 | A kind of low-power consumption and safe intelligent sterilizing dustbin |
| CN210339132U (en) * | 2019-04-10 | 2020-04-17 | 上海拓牛智能科技有限公司 | Automatic packing bag-changing slow-descending intelligent garbage can |
| CN113003049A (en) * | 2020-04-06 | 2021-06-22 | 孙永锋 | Use method of garbage can convenient for air suction of garbage bag |
| CN214166080U (en) * | 2020-09-27 | 2021-09-10 | 上海拓牛智能科技有限公司 | A disposal bag intelligent recognition packaging system and garbage bin for garbage bin |
| CN215400901U (en) * | 2021-08-06 | 2022-01-04 | 镇江转能电子科技有限公司 | Dustbin door opening controller with current detection function |
| CN113619959A (en) * | 2021-09-10 | 2021-11-09 | 江苏羽驰区块链科技研究院有限公司 | Intelligent collection box of medical waste treatment block chain system |
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