CN219669066U - Automatic flip device of kitchen garbage bin - Google Patents
Automatic flip device of kitchen garbage bin Download PDFInfo
- Publication number
- CN219669066U CN219669066U CN202320246061.0U CN202320246061U CN219669066U CN 219669066 U CN219669066 U CN 219669066U CN 202320246061 U CN202320246061 U CN 202320246061U CN 219669066 U CN219669066 U CN 219669066U
- Authority
- CN
- China
- Prior art keywords
- upright post
- control cabinet
- garbage
- sorting mechanism
- cover body
- 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.)
- Active
Links
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 89
- 230000007306 turnover Effects 0.000 claims abstract description 4
- 239000010806 kitchen waste Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000001502 supplementing effect Effects 0.000 claims description 7
- 238000010408 sweeping Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 235000021190 leftovers Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Refuse Collection And Transfer (AREA)
Abstract
The utility model discloses an automatic cover turning device of a kitchen garbage can, which comprises a sorting mechanism, a cover body and a stand column, wherein the sorting mechanism is connected with a first control mechanism which is arranged in the stand column; the first control mechanism comprises a cylinder and a connecting frame, the cylinder is vertically arranged in the upright post, the top of the cylinder is connected with a base, the connecting frame is fixedly arranged on the base, the connecting frame penetrates out of the upright post, the cover body is connected with a driving mechanism, and the driving mechanism is arranged on the upright post; the driving mechanism comprises a connecting plate, an electric cylinder and a connecting rod, wherein the connecting plate is fixedly arranged on the first control mechanism, the electric cylinder is arranged on the connecting plate, the connecting rod is rotationally arranged at the top of the electric cylinder, and the other end of the connecting rod is fixedly connected with the cover body; the top of the upright post is provided with a control cabinet, and the air cylinder and the electric cylinder are electrically connected with the control cabinet. The utility model can automatically turn over the cover body and is convenient to use.
Description
Technical Field
The utility model relates to the field of garbage recovery, in particular to an automatic flip device for a kitchen garbage can.
Background
Garbage classification refers to the collective term of a series of activities that store, throw and handle garbage by specification or standard, thereby converting it into public resources. Garbage classification can be generally classified into kitchen garbage, recyclable garbage, harmful garbage and other garbage.
Kitchen garbage comprises food wastes such as leftovers, bones, roots, leaves, fruit peels and the like, the smell is bad, most of the current garbage cans are provided with a can cover, but when garbage is put in, the can cover needs to be manually opened, the process is troublesome, and when the can cover is opened, the peculiar smell in the can is gushed out instantly, and the garbage can is very pungent and bad.
Disclosure of Invention
The utility model aims to provide an automatic cover turning device for kitchen garbage cans, which can automatically turn over the cover and is convenient to use.
In order to achieve the purpose, the utility model adopts the technical means that:
the automatic cover turning device for the kitchen garbage can comprises a sorting mechanism, a cover body and a stand column, wherein the sorting mechanism is connected with a first control mechanism, and the first control mechanism is arranged in the stand column;
the first control mechanism comprises an air cylinder and a connecting frame, wherein the air cylinder is vertically arranged in the upright post, the top of the air cylinder is connected with a base, the connecting frame is fixedly arranged on the base, a vertical strip-shaped opening is formed in one side, facing the garbage can, of the upright post, the connecting frame is provided with an extending part penetrating out of the upright post from the strip-shaped opening, and the penetrating end of the extending part of the connecting frame is fixedly connected with the sorting mechanism;
the cover body is rotationally arranged on the sorting mechanism, a driving mechanism is connected to the cover body, and the driving mechanism is arranged on the upright post;
the driving mechanism comprises a connecting plate, an electric cylinder and a connecting rod, wherein the connecting plate is fixedly arranged on the first control mechanism, the electric cylinder is arranged on the connecting plate, the connecting rod is rotationally arranged at the top of the electric cylinder, and the other end of the connecting rod is fixedly connected with the cover body;
the stand top is equipped with the switch board, the cylinder the electric jar all with switch board electric connection.
Preferably, the first control mechanism further comprises a sliding rod and a plurality of sliding blocks, the sliding rod is vertically and fixedly arranged in the upright post, the sliding rod penetrates through the connecting frame, the connecting frame and the sliding rod are movably arranged, the sliding blocks are fixedly arranged on the sliding rod, the sliding blocks are located on the upper side and the lower side of the connecting frame, and the sliding blocks are fixedly arranged on the upright post.
Preferably, the control cabinet is characterized in that an installation pipe is arranged at the top of the control cabinet, a camera is arranged at the bottom of the installation pipe, a light supplementing lamp is arranged on one side of the camera, and the light supplementing lamp and the camera are electrically connected with the control cabinet.
Preferably, the sorting mechanism comprises a frame, two side plates are oppositely arranged on the inner side of the frame, a first turning plate and a second turning plate are respectively arranged at the bottoms of the two side plates in a matched rotation mode through rotating shafts, the rotating shafts are horizontally arranged in the axial direction, and the rotating shafts are electrically connected with the control cabinet.
Preferably, a card swiping area and a code sweeping area are arranged on the outer side of the sorting mechanism.
Preferably, the cover body is provided with an ultrasonic detector.
Preferably, the barrel holding mechanism is arranged on the upright post and comprises a connecting pipe, the connecting pipe is horizontally arranged on the upright post, a telescopic rod is movably arranged in the connecting pipe, the telescopic rod is connected with a roller, and the axial direction of the roller is vertical.
Preferably, the control cabinet is provided with an indicator lamp.
The utility model at least comprises the following beneficial effects:
according to the automatic flip device, the first control mechanism is controlled to operate through the control cabinet, so that the sorting mechanism can move upwards, the garbage can is placed below the sorting mechanism, the can holding mechanism is used for fixing the garbage can at a position, then the sorting mechanism moves downwards, and the garbage can is fixed below the sorting mechanism.
The control cabinet controls the driving mechanism to operate, so that the cover body turns over on the sorting mechanism, the manual turning over of a client is avoided, and the control cabinet is convenient to use.
Through the setting of letter sorting mechanism and camera, can discern the rubbish type, broken bag, the letter sorting of kitchen garbage.
Through cooperation setting such as lid, letter sorting mechanism, can make the lid cover close on letter sorting mechanism when not using, form airtight space, prevent that the peculiar smell from dispelling out.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic view of the internal structure of a column according to an embodiment of the present utility model;
FIG. 3 is a schematic side cross-sectional view of an embodiment of the present utility model;
fig. 4 is a schematic rear cross-sectional view of an embodiment of the present utility model.
Description of the reference numerals
In the figure, 1, a barrel body; 2. a sorting mechanism; 21. a frame; 22. a first flap; 23. a second flap; 24. a side plate; 25. a rotating shaft; 3. ultrasonic waves; 4. a cover body; 5. a barrel cover; 6. a moving wheel; 71. a connecting pipe; 72. a telescopic rod; 73. a roller; 8. a column; 81. a cylinder; 82. a slide block; 83. a base; 84. a slide bar; 85. a connecting frame; 86. a connecting plate; 87. an electric cylinder; 88. a connecting rod; 9. a control cabinet; 10. installing a pipe; 11. a light supplementing lamp; 12. a camera; 13. an ultrasonic detector; 14. a card swiping area; 15. and (5) scanning a code area.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
The garbage bin includes ladle body 1, is equipped with bung 5 on ladle body 1, and ladle body 1 bottom is equipped with removes round 6.
Referring to fig. 1-4, an automatic cover turning device for kitchen garbage cans comprises a sorting mechanism 2, a cover body 4, an upright post 8 and a control cabinet 9, wherein the sorting mechanism 2 is connected with a first control mechanism, and the first control mechanism is arranged inside the upright post 8. The stand 8 top is located to switch board 9, and switch board 9 control first control mechanism operation, and first control mechanism can make letter sorting mechanism 2 reciprocate, and letter sorting mechanism 2 upwards moves, makes the ladle body 1 of garbage bin get into letter sorting mechanism 2 below, then makes letter sorting mechanism 2 downwards move, makes letter sorting mechanism 2 and ladle body 1 correspond to place.
The cover body 4 is rotatably arranged on the sorting mechanism 2, a driving mechanism is connected to the cover body 4, and the driving mechanism is arranged on the upright post 8. The control cabinet 9 controls the operation of a driving mechanism, and the driving mechanism rotates the cover body 4.
The sorting mechanism 2 comprises a frame 21, the frame 21 is fixedly connected with a first control mechanism, two side plates 24 are oppositely arranged on the inner side of the frame 21, the two side plates 24 are arranged in parallel, a first turning plate 22 and a second turning plate 23 are respectively arranged at the bottoms of the side plates 24 in a rotating fit manner through a rotating shaft 25, the first turning plate 22 and the second turning plate 23 are horizontally arranged, the rotating shaft 25 is axially horizontally arranged, and the rotating shaft 25 is electrically connected with the control cabinet 9. Under the initial state, the first turning plate 22 and the second turning plate 23 are in a horizontal state, the first turning plate 22, the second turning plate 23 and the two side plates 24 form grooves for placing kitchen waste, and the first turning plate 22 and the second turning plate 23 can respectively rotate around corresponding rotating shafts 25 towards the inner side of the barrel body 1 to pour the kitchen waste into the barrel body 1.
The first control mechanism comprises an air cylinder 81 and a connecting frame 85, wherein the air cylinder 81 is vertically arranged in the upright post 8, and the bottom of the air cylinder 81 is arranged on the upright post 8 through a mounting seat. The top of the air cylinder 81 is connected with a base 83, the connecting frame 85 is fixedly arranged on the base 83, the upright post 8 is hollow, one side of the upright post 8 facing the garbage can 1 is provided with a vertical strip-shaped opening (not shown), the connecting frame 85 is provided with an extension part (not shown) penetrating out of the upright post 8 from the strip-shaped opening, and the penetrating end of the extension part is fixedly connected with the frame 21 of the sorting mechanism 2. The cylinder 81 drives the base 83 to lift, the base 83 drives the connecting frame 85 to lift, the connecting frame 85 drives the frame 21 to lift, and then the sorting mechanism 2 is driven to lift, so that the garbage can is conveniently taken and placed by workers.
During actual use, the control cabinet 9 controls an electric air pump (not shown), and the electric air pump generates air pressure to drive the air cylinder 81, so that the lifting of the sorting mechanism 2 is controlled, and the garbage can is convenient for workers to process in time.
The first control mechanism further comprises a sliding rod 84 and four groups of sliding blocks 82, the sliding rod 84 is vertically and fixedly arranged in the upright post 8, and two ends of the sliding rod 84 are arranged on the upright post 8 through mounting rods. The slide bar 84 wears to locate on the link 85, link 85 with the slide bar 84 activity sets up, slider 82 set firmly on the slide bar 84, slider 82 is located the upper and lower both sides of link 85, slider 82 set firmly in on the stand 8, link 85 can be on the slide bar 84, and between two sliders 82, follow the slide bar 84 and reciprocate, make the lift of link 85 more stable.
The cover 4 is provided with an ultrasonic detector 13 for generating ultrasonic waves 3 to detect the stock of kitchen waste in the can body 1. When in actual use, after the garbage enters the barrel body 1, the first turning plate 22 and the second turning plate 23 keep vertical positions and do not move, at the moment, the ultrasonic detector 13 detects the stock of the garbage, and the first turning plate 22 and the second turning plate 23 are rotated to horizontal positions after the detection is completed.
The driving mechanism comprises a connecting plate 86, an electric cylinder 87 and a connecting rod 88, wherein the connecting plate 86 is fixedly arranged on a lower sliding block 82 in the first control mechanism, the electric cylinder 87 is hinged with the connecting plate 86, the connecting rod 88 is rotatably arranged at the top of the electric cylinder 87, and the other end of the connecting rod 88 is fixedly connected with the cover body 4.
The electric air pump (not shown) of the air cylinder 81 and the electric cylinder 87 are electrically connected with the control cabinet 9. An indicator light is arranged on the control cabinet 9 to display the working state. The top of the control cabinet 9 is provided with a mounting pipe 10, and the tail end of the mounting pipe 10 is provided with a camera 12 for identifying whether the garbage is kitchen garbage or not. And a light supplementing lamp 11 is arranged on one side of the camera 12, so that sufficient light is ensured. The light supplementing lamp 11 and the camera 12 are electrically connected with the control cabinet 9.
The frame 21 outside of letter sorting mechanism 2 is equipped with the district 14 of punching the card, sweeps a yard district 15, and the district 14 of punching the card, sweep yard district 15 and switch board 9 electric connection, two kinds of throwing types supply customer to select, and after customer's punching the card or sweep a yard successfully, switch board 9 will collect user registration information, pass to the backstage system, and next step makes actuating mechanism operate, and actuating mechanism makes lid 4 upset, opens, and the customer puts kitchen garbage on letter sorting mechanism 2's first board 22, second board 23 turn over.
The garbage bin is held to the last both sides of stand 8 and is equipped with the mechanism of holding the bucket, hold the bucket mechanism and include connecting pipe 71, connecting pipe 71 level is located on the stand 8, the connecting pipe 71 internalization is equipped with telescopic link 72, is equipped with the mounting on the connecting pipe 71, after putting the garbage bin, has adjusted telescopic link 72 length, then with telescopic link 72 fixed position. The telescopic rod 72 is connected with a roller 73, and the axial direction of the roller 73 is vertically arranged.
In practice, the sorting mechanism 2 is provided with hooks (not shown) for lacerating the bags. Or the user directly opens the trash bag to place the trash on the sorting mechanism 2. The control cabinet 9 is internally provided with a CPU system which has the functions of control, acquisition, feedback and reminding, and the data of the CPU system is interconnected with a background system. The control cabinet 9 is a commercially available control cabinet, which is the prior art and will not be described in detail here.
When the automatic flip device is used, in an initial state, the cover body 4 is covered on the sorting mechanism 2, the first flip plate 22 and the second flip plate 23 are horizontally arranged, a customer walks near the garbage can, the control cabinet 9 is used for enabling the driving mechanism to operate after swiping cards or sweeping codes, the driving mechanism enables the cover body 4 to rotate, the sorting mechanism 2 is exposed, garbage is placed on the sorting mechanism 2 (a hook breaks garbage bags or a user can unlock the garbage bags by himself), the garbage is spread on the first flip plate 22 and the second flip plate 23, a camera is used for shooting and identifying the garbage type, the kitchen garbage is confirmed to be kitchen garbage, the control cabinet 9 enables the first flip plate 22 and the second flip plate 23 to rotate downwards, the first flip plate 22 and the second flip plate 23 are vertically arranged, the garbage enters the garbage can body 1, at this time, the ultrasonic detector 13 is used for detecting the garbage storage in the can body 1, then the first flip plate 22 and the second flip plate 23 are enabled to rotate to a horizontal position, for example, the camera is used for identifying the garbage bags to be unlocked, the control system feeds back customer information to a background system, and gives a prompt to the user when the user is right to treat the kitchen garbage, and the user is further classified to the kitchen garbage, and the user is in a certain threshold value.
The lid 4 pivoted angle is fixed during the in-service use, and ultrasonic detector 13's detection of being convenient for guarantees that ultrasonic detector 13 can detect the rubbish stock in ladle body 1.
What is not described in detail in this specification is of the prior art known to those skilled in the art.
Although embodiments of the utility model have been disclosed above, they are not limited to the use listed in the specification and embodiments. It can be applied to various fields suitable for the present utility model. Additional modifications will readily occur to those skilled in the art. Therefore, the utility model is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (8)
1. The automatic turnover device for the kitchen garbage can is characterized by comprising a sorting mechanism (2), a cover body (4) and a stand column (8), wherein the cover body (4) is rotationally arranged on the sorting mechanism (2), the sorting mechanism (2) is connected with a first control mechanism, and the first control mechanism is arranged inside the stand column (8);
the first control mechanism comprises an air cylinder (81) and a connecting frame (85), wherein the air cylinder (81) is vertically arranged in the upright post (8), the top of the air cylinder (81) is connected with a base (83), the connecting frame (85) is fixedly arranged on the base (83), a vertical strip-shaped opening is formed in one side, facing the garbage bin, of the upright post (8), the connecting frame (85) is provided with an extending part penetrating out of the upright post (8) from the strip-shaped opening, and the penetrating end of the extending part of the connecting frame (85) is fixedly connected with the sorting mechanism (2);
the cover body (4) is connected with a driving mechanism, and the driving mechanism is arranged on the upright post (8);
the driving mechanism comprises a connecting plate (86), an electric cylinder (87) and a connecting rod (88), wherein the connecting plate (86) is fixedly arranged on the first control mechanism, the electric cylinder (87) is arranged on the connecting plate (86), the connecting rod (88) is rotationally arranged at the top of the electric cylinder (87), and the other end of the connecting rod (88) is fixedly connected with the cover body (4);
the top of the upright post (8) is provided with a control cabinet (9), and the air cylinder (81) and the electric cylinder (87) are electrically connected with the control cabinet (9).
2. The automatic cover turning device of kitchen waste can according to claim 1, wherein the first control mechanism further comprises a sliding rod (84) and a plurality of sliding blocks (82), the sliding rod (84) is vertically and fixedly arranged in the upright post (8), the sliding rod (84) is arranged on the connecting frame (85) in a penetrating mode, the connecting frame (85) and the sliding rod (84) are movably arranged, the sliding blocks (82) are fixedly arranged on the sliding rod (84), the sliding blocks (82) are located on the upper side and the lower side of the connecting frame (85), and the sliding blocks (82) are fixedly arranged on the upright post (8).
3. The automatic cover turning device of kitchen garbage can according to claim 1, wherein a mounting pipe (10) is arranged at the top of the control cabinet (9), a camera (12) is arranged at the bottom of the mounting pipe (10), a light supplementing lamp (11) is arranged on one side of the camera (12), and the light supplementing lamp (11) and the camera (12) are electrically connected with the control cabinet (9).
4. An automatic cover turning device for kitchen waste can according to claim 1, characterized in that the sorting mechanism (2) comprises a frame (21), two side plates (24) are relatively arranged in the frame (21), a first turning plate (22) and a second turning plate (23) are respectively arranged at the bottoms of the two side plates (24) in a rotating fit manner through a rotating shaft (25), the rotating shaft (25) is horizontally arranged in the axial direction, and the rotating shaft (25) is electrically connected with the control cabinet (9).
5. The automatic cover turning device of the kitchen garbage can according to claim 1, wherein a card swiping area (14) and a code sweeping area (15) are arranged on the outer side of the sorting mechanism (2).
6. An automatic lid turning device for kitchen waste can according to claim 1, characterized in that the lid (4) is provided with an ultrasonic detector (13).
7. The automatic cover turning device of kitchen garbage can according to claim 1, wherein the upright post (8) is provided with a can holding mechanism, the can holding mechanism comprises a connecting pipe (71), the connecting pipe (71) is horizontally arranged on the upright post (8), a telescopic rod (72) is movably arranged in the connecting pipe (71), the telescopic rod (72) is connected with a roller (73), and the axial direction of the roller (73) is vertically arranged.
8. An automatic lid turning device for kitchen waste can according to claim 1, characterized in that the control cabinet (9) is provided with an indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320246061.0U CN219669066U (en) | 2023-02-17 | 2023-02-17 | Automatic flip device of kitchen garbage bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320246061.0U CN219669066U (en) | 2023-02-17 | 2023-02-17 | Automatic flip device of kitchen garbage bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219669066U true CN219669066U (en) | 2023-09-12 |
Family
ID=87899061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320246061.0U Active CN219669066U (en) | 2023-02-17 | 2023-02-17 | Automatic flip device of kitchen garbage bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219669066U (en) |
-
2023
- 2023-02-17 CN CN202320246061.0U patent/CN219669066U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208291989U (en) | A kind of intelligence garbage classification dispensing device | |
| CN206345286U (en) | Multifunctional intelligent garbage bin | |
| CN211618842U (en) | Garbage classification device of intelligent garbage can | |
| CN112389898A (en) | Monitoring device for domestic waste retrieves website | |
| CN219669066U (en) | Automatic flip device of kitchen garbage bin | |
| CN206954974U (en) | Intelligent garbage collection device | |
| CN110980040A (en) | Intelligent recyclable recycling bin based on spectrum identification | |
| CN109292312B (en) | Barrier-free garbage recycling device, recycling excitation method and system | |
| CN214297580U (en) | Intelligent garbage recognition and classification device based on internet | |
| CN111846695A (en) | Intelligent garbage classification and recovery equipment | |
| CN209343434U (en) | A kind of real-time output barcode scanning dispensing apparatus of refuse bag | |
| CN208718302U (en) | Hospital waste classified collection system | |
| CN215945604U (en) | Intelligent garbage bin based on industry camera | |
| CN215206662U (en) | Intelligent garbage classification device based on visual identification | |
| CN114030774A (en) | Intelligent garbage kiosk capable of realizing garbage classification traceability and garbage classification traceability method | |
| CN111422526B (en) | Kitchen waste collection device and control method thereof | |
| CN109095038A (en) | Intelligent control dustbin | |
| CN214421391U (en) | Intelligent garbage classification and recovery equipment | |
| CN210654685U (en) | Intelligent garbage cabinet with dry and wet garbage classification function | |
| CN209667913U (en) | A kind of New Intelligent Garbage Can | |
| CN210150022U (en) | Kitchen waste collecting device | |
| CN212952253U (en) | Intelligent garbage classification throwing system | |
| CN113525958A (en) | Intelligent garbage recycling and classifying system | |
| CN216234216U (en) | Safe type intelligence garbage collection box | |
| CN111994503A (en) | Novel classification garbage can |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |