CN111907973B - Speech recognition garbage bin device based on electromagnetic induction - Google Patents
Speech recognition garbage bin device based on electromagnetic induction Download PDFInfo
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- CN111907973B CN111907973B CN202010845054.3A CN202010845054A CN111907973B CN 111907973 B CN111907973 B CN 111907973B CN 202010845054 A CN202010845054 A CN 202010845054A CN 111907973 B CN111907973 B CN 111907973B
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- 230000005674 electromagnetic induction Effects 0.000 title claims abstract description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000011084 recovery Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 6
- 230000004907 flux Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- B65F1/1484—Other constructional features; Accessories relating to the adaptation of receptacles to carry identification means
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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
-
- 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
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F2210/00—Equipment of refuse receptacles
- B65F2210/138—Identification means
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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
- B65F2210/00—Equipment of refuse receptacles
- B65F2210/168—Sensing means
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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
- B65F2210/00—Equipment of refuse receptacles
- B65F2210/176—Sorting means
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Abstract
The invention relates to the technical field of application of voice recognition technology, and discloses a voice recognition garbage can device based on electromagnetic induction. This speech recognition garbage bin device based on electromagnetic induction through the connection of screw rod, iron core, has realized the quick classification to rubbish recovery, has solved current civilian garbage bin simple structure's in the house problem, uses speech recognition technology to distinguish categorised, and the possibility that not only makes mistakes is less, improves recovery efficiency moreover, helps the classification cause of rubbish, and practicality and reliability are high.
Description
Technical Field
The invention relates to the technical field of application of voice recognition technology, in particular to a voice recognition garbage can device based on electromagnetic induction.
Background
Along with the development of economy and the improvement of people's living standard, rubbish is retrieved and is also paid more attention to by people, and current civilian garbage bin simple structure needs artificial distinguishing classification, and the possibility of not only making mistakes is great, influences recovery efficiency moreover, and current garbage bin all is single tubular structure in addition, also can't realize rubbish recycle, has greatly restricted the classification cause of rubbish.
In order to solve the problems, the inventor provides a voice recognition garbage can device based on electromagnetic induction, the garbage can device can realize quick classification of garbage recovery through connection of a screw rod and an iron core, the problem that the existing household garbage can is simple in structure is solved, the voice recognition technology is used for distinguishing and classifying, the possibility of errors is low, the recovery efficiency is improved, the garbage classification career is facilitated, and the practicability and the reliability are high.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the voice recognition garbage can device based on electromagnetic induction, which has the advantages of rapid classification, error reduction and complete functions, and solves the problems of influence on classification, more errors and single function.
(II) technical scheme
In order to realize the purposes of quick classification, error reduction and complete functions, the invention provides the following technical scheme: a voice recognition garbage can device based on electromagnetic induction comprises a screw rod, wherein a first connecting rod is in threaded connection with the outer side of the screw rod, one end of the first connecting rod is rotatably connected with a first connecting plate, a coil is fixedly connected with the bottom end of the first connecting plate, a first fixing block is arranged on the lower side of the coil, an iron core is movably connected with the outer side of the first fixing block, an iron ring is movably connected with the upper side of the first connecting plate, a first shell is movably connected with the upper side of the iron ring, a first gear is meshed with the inner wall of the first shell, one end of a gear tooth is movably connected with a first connecting piece, one end of the first connecting piece is in transmission connection with a pawl, the outer side of the pawl is rotatably connected with a ratchet wheel, one end of the first gear is in transmission connection with a first rotating piece, one end of the first rotating piece is rotatably connected with a third connecting rod, one end of the third connecting rod is rotatably connected with a second connecting rod, and the bottom end of the second connecting rod is slidably connected with a third fixing block, the top end of the second connecting rod is rotatably connected with a cover plate.
Preferably, the screw rod is connected with motor transmission, two are no less than in first connecting rod setting, and the central line symmetric distribution about first connecting plate, consequently, the motor can drive the screw rod and rotate.
Preferably, the inside of first fixed block is provided with the wedge spout, and the outside sliding connection of wedge spout has the sliding block, consequently, through the wedge spout, can make the garbage bin inner wall have a limiting displacement.
Preferably, first fixed block, iron core all with spring fixed connection, consequently, through the elasticity of spring, make the spring can play connection and absorbing effect.
Preferably, the second housing is slidably connected to the outer side of the first housing, and gear teeth are arranged on the inner wall of the first housing and are meshed with the first gear, so that the gear teeth can drive the first gear to rotate through mutual meshing.
Preferably, the inner side of the first connecting piece is fixedly connected with a spring, the spring and the gear teeth are in transmission connection with the connecting line, and the pawl and the spring are in transmission connection with the connecting line. The connecting wire plays the effect of connecting and transmission.
Preferably, the number of the first gears is not less than two, and the ratchet wheel is in rotational connection with the first gears, so that the rotation of the ratchet wheel is stopped, and the rotation of the first gears can be stopped.
(III) advantageous effects
Compared with the prior art, the invention provides a voice recognition garbage can device based on electromagnetic induction, which has the following beneficial effects:
1. this speech recognition garbage bin device based on electromagnetic induction through the connection of screw rod, first connecting plate, coil, first fixed block, iron core, has realized the quick classification to rubbish recovery, has solved current civilian garbage bin simple structure's problem in residence, uses speech recognition technology to distinguish the classification, and the possibility of not only making mistakes is less, improves recovery efficiency moreover.
2. This speech recognition garbage bin device based on electromagnetic induction through the connection of first gear, first connecting piece, pawl, ratchet, first rotation piece, apron, has realized effectively distinguishing rubbish, has solved the problem that current garbage bin all is single tubular structure, can realize rubbish recycle, helps the classification cause of rubbish.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the screw structure of the present invention;
FIG. 3 is a schematic view of the cover plate structure of the present invention;
FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 6 is an enlarged view of the structure at C of FIG. 1 according to the present invention.
In the figure: 1. a screw; 2. a first link; 3. a first connecting plate; 4. a coil; 5. a first fixed block; 6. an iron core; 7. an iron ring; 8. a first housing; 9. a first gear; 10. a first connecting member; 11. a pawl; 12. a ratchet wheel; 13. a first rotating member; 14. a third link; 15. a second link; 16. a third fixed block; 17. and (7) a cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a voice recognition garbage can device based on electromagnetic induction comprises a screw rod 1, a first connecting rod 2 is in threaded connection with the outer side of the screw rod 1, the screw rod 1 is in transmission connection with a motor, at least two first connecting rods 2 are arranged and are symmetrically distributed about the central line of the first connecting rod 3, therefore, the motor can drive the screw rod 1 to rotate, one end of the first connecting rod 2 is rotatably connected with the first connecting rod 3, the bottom end of the first connecting rod 3 is fixedly connected with a coil 4, a first fixing block 5 is arranged on the lower side of the coil 4, a wedge-shaped chute is arranged inside the first fixing block 5, a sliding block is slidably connected with the outer side of the wedge-shaped chute, therefore, the inner wall of the garbage can has a limiting effect through the wedge-shaped chute, an iron core 6 is movably connected with the outer side of the first fixing block 5, and the iron core 6 are both fixedly connected with a spring, consequently, elasticity through the spring, make the spring can play connection and absorbing effect, the upside swing joint of first connecting plate 3 has iron ring 7, the upside swing joint of iron ring 7 has first shell 8, the inner wall meshing of first shell 8 has first gear 9, the outside sliding connection of first shell 8 has the second shell, the inner wall of first shell 8 is provided with the teeth of a cogwheel, the teeth of a cogwheel and first gear 9 intermeshing, so, can make the teeth of a cogwheel drive first gear 9 and rotate through intermeshing, the one end swing joint of the teeth of a cogwheel has first connecting piece 10, the inboard fixedly connected with spring of first connecting piece 10, the spring all is connected with the connecting wire transmission with the teeth of a cogwheel, pawl 11 and spring all are connected with the connecting wire transmission. The connecting wire plays the effect of connecting and driven, the one end transmission of first connecting piece 10 is connected with pawl 11, the outside rotation of pawl 11 is connected with ratchet 12, first gear 9 sets up and is no less than two, ratchet 12 is connected with first gear 9 rotation, therefore, ratchet 12 stall can make first gear 9 stall, the one end transmission of first gear 9 is connected with first commentaries on classics piece 13, the one end rotation of first commentaries on classics piece 13 is connected with third connecting rod 14, the one end rotation of third connecting rod 14 is connected with second connecting rod 15, the bottom sliding connection of second connecting rod 15 has third fixed block 16, the top rotation of second connecting rod 15 is connected with apron 17.
The working principle is that when in use, a motor drives a screw rod 1 to rotate, the screw rod 1 drives two first connecting rods 2 on the right side to move towards two sides through threaded connection, so that the first connecting rods 2 push a first connecting plate 3 to move downwards, for example, recyclable garbage needs to be discarded, the apple peel is judged to be recyclable garbage through voice recognition, a coil 4 on the right side is electrified, the coil 4 moves downwards through the first connecting plate 3, so that the coil 4 and an iron core 6 are closed, the iron core 6 enters the coil 4, for an inductance coil 4, if the iron core 6 is inserted, the magnetism is strengthened, the magnetic flux penetrating through an iron ring 7 on the upper side is strengthened, induction current is generated on the iron ring 7, the effect of the ampere force always blocks the change of the magnetic flux, so that the iron ring 7 moves upwards, and therefore, the iron ring 7 drives a first shell 8 movably connected with the upper side to move upwards, the first housing 8 moves upward, the first gear 9 meshed with the left side of the inner wall rotates clockwise, the first gear 9 pulls the connecting line, the pawl 11 is pulled up through the first connecting piece 10, the first gear 9 on the right side rotates anticlockwise, the first rotating piece 13 connected with one end of the first gear 9 in a transmission mode is pulled to rotate clockwise through the connecting line, the first rotating piece 13 drives the third connecting rod 14 connected with one end in a rotating mode to rotate anticlockwise, the third connecting rod 14 drives the second connecting rod 15 connected with one end in a rotating mode to rotate downwards, the second connecting rod 15 drives the cover plate 17 connected with the top end in a rotating mode to rotate, and therefore the opening mode is achieved, the abandoned objects are abandoned, the left side coil 4 is not electrified, the cover plate 17 cannot be opened, distinguishing is achieved, and garbage classification is achieved.
To sum up, this speech recognition garbage bin device based on electromagnetic induction through screw rod 1, first connecting rod 2, first connecting plate 3, coil 4, first fixed block 5, iron core 6's connection, has realized the quick classification to rubbish recovery, has solved current civilian garbage bin simple structure's in the house problem, uses speech recognition technology to distinguish the classification, and the possibility of not only makeing mistakes is less, improves recovery efficiency moreover.
This speech recognition garbage bin device based on electromagnetic induction through the connection of first gear 9, first connecting piece 10, pawl 11, ratchet 12, first rotation piece 13, apron 17, has realized effectively distinguishing rubbish, has solved the problem that current garbage bin all is single tubular structure, can realize rubbish recycle, helps the classification cause of rubbish.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a speech recognition garbage bin device based on electromagnetic induction, includes screw rod (1), its characterized in that: the outer side of the screw rod (1) is in threaded connection with a first connecting rod (2), one end of the first connecting rod (2) is rotatably connected with a first connecting plate (3), the bottom end of the first connecting plate (3) is fixedly connected with a coil (4), a first fixing block (5) is arranged on the lower side of the coil (4), an iron core (6) is movably connected to the outer side of the first fixing block (5), an iron ring (7) is movably connected to the upper side of the first connecting plate (3), a first shell (8) is movably connected to the upper side of the iron ring (7), a first gear (9) is meshed with the inner wall of the first shell (8), a second shell is slidably connected to the outer side of the first shell (8), gear teeth are arranged on the inner wall of the first shell (8), the gear teeth are mutually meshed with the first gear (9), one end of the gear teeth is movably connected with a first connecting piece (10), a spring is fixedly connected to the inner side of the first connecting piece (10), the spring all is connected with the connecting wire transmission with the teeth of a cogwheel, and the one end transmission of first connecting piece (10) is connected with pawl (11), pawl (11) and spring all are connected with the connecting wire transmission, and the outside of pawl (11) is rotated and is connected with ratchet (12), and the one end transmission of first gear (9) is connected with first rotating member (13), and the one end rotation of first rotating member (13) is connected with third connecting rod (14), and the one end rotation of third connecting rod (14) is connected with second connecting rod (15), and the bottom sliding connection of second connecting rod (15) has third fixed block (16), and the top of second connecting rod (15) is rotated and is connected with apron (17), two are no less than in first gear (9) setting, and ratchet (12) are rotated with first gear (9) and are connected.
2. The electromagnetic induction based voice recognition garbage can device is characterized in that: the screw rod (1) is in transmission connection with the motor, the number of the first connecting rods (2) is not less than two, and the first connecting rods are symmetrically distributed about the center line of the first connecting plate (3).
3. The electromagnetic induction based voice recognition garbage can device is characterized in that: the inside of first fixed block (5) is provided with the wedge spout, and the outside sliding connection of wedge spout has the sliding block.
4. The electromagnetic induction based voice recognition garbage can device is characterized in that: the first fixing block (5) and the iron core (6) are fixedly connected with the spring.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010845054.3A CN111907973B (en) | 2020-08-20 | 2020-08-20 | Speech recognition garbage bin device based on electromagnetic induction |
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| CN202010845054.3A CN111907973B (en) | 2020-08-20 | 2020-08-20 | Speech recognition garbage bin device based on electromagnetic induction |
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| CN111907973A CN111907973A (en) | 2020-11-10 |
| CN111907973B true CN111907973B (en) | 2021-08-31 |
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| CN112499022B (en) * | 2020-12-03 | 2022-01-07 | 兰州理工大学 | An intelligent sorting trash can driven by planetary gear set |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4439640A1 (en) * | 1994-11-07 | 1996-05-15 | Kokemor Manfred Dipl Ing Fh | Electromagnetically-actuated lid opening and closure system |
| CN207810372U (en) * | 2017-09-22 | 2018-09-04 | 江西鄱阳湖丰泰农业发展有限公司 | A kind of Peasants Joy food garbage ecological treatment apparatus |
| CN108750480A (en) * | 2018-06-25 | 2018-11-06 | 张晨旭 | A kind of compression and movable dustbin based on electrodynamic repulsion principle |
| CN208135213U (en) * | 2018-04-27 | 2018-11-23 | 无锡市稀土永磁厂 | Permanent magnet postposition level type automatic shutter dustbin |
| CN110562651A (en) * | 2019-09-09 | 2019-12-13 | 重庆懿熙品牌策划有限公司 | A throwing door mechanism and its garbage sorting and recycling system |
| CN111153075A (en) * | 2020-03-31 | 2020-05-15 | 金华纳尔环保技术有限公司 | Garbage can capable of supervising garbage classification of residents |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2904214A1 (en) * | 2013-01-25 | 2014-07-31 | Serio-Us Industries, Inc. | Container with automatic latch assembly |
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2020
- 2020-08-20 CN CN202010845054.3A patent/CN111907973B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4439640A1 (en) * | 1994-11-07 | 1996-05-15 | Kokemor Manfred Dipl Ing Fh | Electromagnetically-actuated lid opening and closure system |
| CN207810372U (en) * | 2017-09-22 | 2018-09-04 | 江西鄱阳湖丰泰农业发展有限公司 | A kind of Peasants Joy food garbage ecological treatment apparatus |
| CN208135213U (en) * | 2018-04-27 | 2018-11-23 | 无锡市稀土永磁厂 | Permanent magnet postposition level type automatic shutter dustbin |
| CN108750480A (en) * | 2018-06-25 | 2018-11-06 | 张晨旭 | A kind of compression and movable dustbin based on electrodynamic repulsion principle |
| CN110562651A (en) * | 2019-09-09 | 2019-12-13 | 重庆懿熙品牌策划有限公司 | A throwing door mechanism and its garbage sorting and recycling system |
| CN111153075A (en) * | 2020-03-31 | 2020-05-15 | 金华纳尔环保技术有限公司 | Garbage can capable of supervising garbage classification of residents |
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Effective date of registration: 20210722 Address after: 518000 Yuanxingju 1 21H, No. 59 Wenjin North Road, Shougang Street, Luohu District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN YUENENG SANITATION TECHNOLOGY Co.,Ltd. Address before: Xiao Cun Zhen Li Yang Cun overpass, Taishun County, Wenzhou City, Zhejiang Province 325500 Applicant before: Xia Xianchao |
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