CN211171798U - Sandy beach rubbish cleaning vehicle and garbage collection part - Google Patents
Sandy beach rubbish cleaning vehicle and garbage collection part Download PDFInfo
- Publication number
- CN211171798U CN211171798U CN201920814745.XU CN201920814745U CN211171798U CN 211171798 U CN211171798 U CN 211171798U CN 201920814745 U CN201920814745 U CN 201920814745U CN 211171798 U CN211171798 U CN 211171798U
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- sand
- garbage
- conveyor belt
- filter screen
- vehicle body
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Abstract
The utility model relates to a sandy beach or sand clearance field especially relates to a sandy beach rubbish clearance car and garbage collection part. Contain the automobile body, the automobile body contains and removes the wheel, and the sand mining part is being installed to the rear of automobile body, contains the rubbish transportation part at sand mining part avris, contains the garbage collection part on rubbish transportation part right side. Has the advantages that: this sandy beach cleaning cart carries out the sandy beach clearance operation through the cleaner operation, and after sand and rubbish passed through tertiary filtration, rubbish got into the collecting box. The automatic cleaning machine is simple in structure, low in cost, reliable in work, good in cleaning effect, strong in applicability and good in popularization, and can reduce labor intensity and improve working efficiency.
Description
Technical Field
The utility model relates to a sandy beach or sand clearance field especially relates to a sandy beach rubbish clearance car and garbage collection part.
Background
With the improvement of living standard of people, the number of people who go out to beach and play is increasing, and the artificial beach for outdoor parent-child entertainment activities for enhancing family emotion is also common, the pollution of beach garbage is increasing, the beach cleaning problem is prominent day by day, so that a great amount of manpower and financial resources are invested in beach garbage cleaning every year. Traditional cleaning mode mainly is manual picking up, and this kind of mode is not only intensity of labour big, clean inefficiency to the cleaning personnel, is difficult in the clearance to some less rubbish of volume moreover. In order to improve the working efficiency of beach garbage cleaners, different types of beach garbage cleaning devices are introduced, but the conventional beach garbage cleaning vehicle is large in size and high in cost, is suitable for cleaning larger garbage, is not suitable for operation on coasts with larger tourists, and is not suitable for cleaning garbage on artificial beaches outdoors such as amusement parks. In addition, large-scale sandy beach rubbish cleaning cart probably will travel the regional sand compaction because of the great weight of self, influences sandy beach quality, is unfavorable for visitor's play, and has certain potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is that: in order to provide a beach garbage cleaning vehicle with better effect, the specific purpose is to see a plurality of substantial technical effects of the specific implementation part.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the first scheme is as follows:
a sandy beach garbage cleaning vehicle is characterized by comprising a vehicle body, wherein the vehicle body comprises a movable wheel, a sand mining part is arranged behind the vehicle body, the sand mining part comprises a middle rotating shaft, one side of the middle rotating shaft is rotatably arranged on the vehicle body, one side of the rotating shaft comprises a driven gear, and the driven gear is in power connection with a sand mining part motor 3 fixed above the vehicle body through a driving toothed belt 2; the sand mining part comprises a sand mining plate 19 and a sand filtering plate 18 which are distributed at intervals, wherein the sand mining plate 19 comprises a plurality of sand filtering holes 20, and the length and the height of the sand mining plate 19 are greater than those of the sand filtering plate 18; the sand collecting plate 19 and the sand filtering plate 18 are circumferentially arranged on a rotating shaft in the middle at intervals, and the side of the rotating shaft comprises an edge side plate 17;
the side of the sand mining part comprises a garbage transporting part, the garbage transporting part comprises a conveyor belt, the conveyor belt comprises a conveyor belt inclined part 21 and a conveyor belt horizontal part 22, the conveyor belt inclined part 21 and the conveyor belt horizontal part 22 are integrally manufactured, two rollers are arranged at two ends of the conveyor belt, one of the rollers can be driven to rotate by a groove-shaped transmission driving motor 6, the conveyor belt is a groove-shaped conveyor belt, and the groove-shaped conveyor belt comprises a plurality of grooves on the surface of the conveyor belt and can drive materials to move in the grooves when rotating;
the right side of the garbage transportation part comprises a garbage collection part, and the garbage collection part comprises a second-level filter screen 7, a first sand baffle 12, a third-level filter screen 8 and a second sand baffle 9 which are sequentially distributed from top to bottom; wherein the end parts of the secondary filter screen 7 and the first sand baffle 12 are fixed and arranged in an acute angle, and the end parts of the tertiary filter screen 8 and the second sand baffle 9 are fixed and arranged in an acute angle; a garbage channel 23 is arranged between the first sand baffle 12 and the third-stage filter screen 8, and the lower part of the garbage channel 23 is communicated to the garbage collection bin 11; the trough conveyor can transport the waste to above the secondary filter 7, i.e. at the inlet of the waste collection section.
The utility model discloses a further technical scheme lies in, contains one-level filter screen 14 between adopt husky part and rubbish transportation part, and one-level filter screen 14 is fixed on the automobile body.
The utility model discloses a further technical scheme lies in, and one-level filter screen top contains brush axle 15, and brush axle 15 is rotatable to be installed on the automobile body, and the brush axle driving motor 4 of top is being connected to its power, has arranged the brush structure of round on the brush axle 15.
The utility model discloses a further technical scheme lie in, the structure of brushing be the brush hair.
The utility model discloses a further technical scheme lies in, the garbage collection part fixed through one of following scheme: A. the garbage collecting part is fixed on the vehicle body; B. the garbage collecting part is detachably arranged on the vehicle body.
The utility model discloses a further technical scheme lies in, and scheme B in the rubbish collection part demountable installation be mean contain the drawer slide bottom the rubbish collection part for but dismantle at the rubbish collection part pull and install on the automobile body.
The utility model discloses a further technical scheme lies in, and the automobile body avris contains the pushing hands, has the switch on the pushing hands, and the switch can control conveyer belt, adopt husky partial motor 3, brush axle driving motor 4.
The utility model discloses a further technical scheme lies in, is connecting battery mounting structure 24 on the roof that adopts husky partial motor 3 to fix, is fixing a battery on the battery mounting structure 24.
Scheme II:
the garbage collection part is characterized by comprising a secondary filter screen 7, a first sand baffle 12, a third filter screen 8 and a second sand baffle 9 which are sequentially distributed from top to bottom; wherein the end parts of the secondary filter screen 7 and the first sand baffle 12 are fixed and arranged in an acute angle, and the end parts of the tertiary filter screen 8 and the second sand baffle 9 are fixed and arranged in an acute angle; a garbage channel 23 is arranged between the first sand baffle 12 and the third-stage filter screen 8, and the lower part of the garbage channel 23 is communicated to the garbage collection bin 11; the trough conveyor can transport the waste to above the secondary filter 7, i.e. at the inlet of the waste collection section.
Adopt above technical scheme the utility model discloses, for prior art have following beneficial effect: this sandy beach cleaning cart carries out the sandy beach clearance operation through the cleaner operation, and after sand and rubbish passed through tertiary filtration, rubbish got into the collecting box. The automatic cleaning machine is simple in structure, low in cost, reliable in work, good in cleaning effect, strong in applicability and good in popularization, and can reduce labor intensity and improve working efficiency.
Drawings
For further explanation of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model;
FIG. 2 is a schematic side view of the structure of the sand mining part of the utility model;
FIG. 3 is a top layout view of the trough-type belt part structure of the utility model;
FIG. 4 is a schematic view of a garbage collection bin portion;
FIG. 5 is another schematic view of a portion of the garbage collection bin;
FIG. 6 is a structural view of the entire vehicle body;
wherein: 1. a sand mining part; 2. a driving toothed belt; 3. a motor for sand mining; 4. a brush shaft driving motor; 5. a power supply control box; 6. a slot drive motor; 7. a secondary filter screen; 8. a third-stage filter screen; 9. a second sand guard; 10. a storage battery; 11. a garbage collection bin; 12. a first sand baffle; 13. a trough-shaped conveyor belt; 14. a first-stage filter screen; 15. a brush shaft; 16. a driven toothed groove; 17. a side plate; 18. a sand filtering plate; 19. adopting a sand mining plate; 20. filtering sand holes; 21. a conveyor belt inclined portion; a conveyor belt horizontal section; 23. a refuse channel; 24. a storage battery mounting structure; 25. a pushing handle; a switch.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The patent provides a plurality of parallel schemes, and different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each solution has its own unique features.
The first embodiment is as follows:
a sandy beach garbage cleaning vehicle is characterized by comprising a vehicle body, wherein the vehicle body comprises a movable wheel, a sand mining part is arranged behind the vehicle body, the sand mining part comprises a middle rotating shaft, one side of the middle rotating shaft is rotatably arranged on the vehicle body, one side of the rotating shaft comprises a driven gear, and the driven gear is in power connection with a sand mining part motor 3 fixed above the vehicle body through a driving toothed belt 2; the sand mining part comprises a sand mining plate 19 and a sand filtering plate 18 which are distributed at intervals, wherein the sand mining plate 19 comprises a plurality of sand filtering holes 20, and the length and the height of the sand mining plate 19 are greater than those of the sand filtering plate 18; the sand collecting plate 19 and the sand filtering plate 18 are circumferentially arranged on a rotating shaft in the middle at intervals, and the side of the rotating shaft comprises an edge side plate 17;
the side of the sand mining part comprises a garbage transporting part, the garbage transporting part comprises a conveyor belt, the conveyor belt comprises a conveyor belt inclined part 21 and a conveyor belt horizontal part 22, the conveyor belt inclined part 21 and the conveyor belt horizontal part 22 are integrally manufactured, two rollers are arranged at two ends of the conveyor belt, one of the rollers can be driven to rotate by a groove-shaped transmission driving motor 6, the conveyor belt is a groove-shaped conveyor belt, and the groove-shaped conveyor belt comprises a plurality of grooves on the surface of the conveyor belt and can drive materials to move in the grooves when rotating;
the right side of the garbage transportation part comprises a garbage collection part, and the garbage collection part comprises a second-level filter screen 7, a first sand baffle 12, a third-level filter screen 8 and a second sand baffle 9 which are sequentially distributed from top to bottom; wherein the end parts of the secondary filter screen 7 and the first sand baffle 12 are fixed and arranged in an acute angle, and the end parts of the tertiary filter screen 8 and the second sand baffle 9 are fixed and arranged in an acute angle; a garbage channel 23 is arranged between the first sand baffle 12 and the third-stage filter screen 8, and the lower part of the garbage channel 23 is communicated to the garbage collection bin 11; the trough conveyor can transport the waste to above the secondary filter 7, i.e. at the inlet of the waste collection section. The technical scheme of the invention has the following substantial technical effects and the realization process: the middle rotating shaft of the sand collecting part rotates, the sand collecting plates 19 and the sand filtering plates 18 which are distributed at intervals rotate, the sand collecting plates 19 rotate to bring garbage and sand into a gap between the sand collecting plates 19 and the sand filtering plates 18, in the process, the sand filtering holes 20 can filter part of the sand, then the garbage enters the garbage transporting part at the side, the groove-shaped conveyor belt transports the garbage, and the garbage is located on the groove and is driven upwards; at the inlet of the garbage collection part, the sand falling after being filtered by the secondary filter screen 7 and the secondary filter screen 7 flows to the bottom of the vehicle body along the first sand baffle 12, then the garbage is filtered by the third filter screen 8 along the garbage channel 23, and the second sand baffle 9 guides the filtered sand to the lower part of the vehicle body again; the garbage is finally collected in a garbage collection bin. It should be noted that the solution in this paragraph is at least a new cleaning structure, which is an individual that can be sold independently, and the solutions in the lower paragraphs are all parallel solutions or improved solutions.
As a further improvement and illustration, the inclined conveyor belt portion 21 and the horizontal conveyor belt portion 22 may be two separate conveyor belts, which are arranged independently of each other, one horizontally arranged and one obliquely arranged.
The side of the vehicle body comprises a pushing hand, a switch is arranged on the pushing hand, and the switch can control the conveying belt, the sand mining part motor 3 and the brush shaft driving motor 4. The hand-held pushing process can be operated as power. The switching technology of the engine belongs to the general technology, such as a remote switch, or a switching circuit is arranged above the machine body (not shown in the figure).
The top plate fixed by the motor 3 of the sand mining part is connected with a storage battery placing structure 24, and a storage battery is fixed on the storage battery placing structure 24. The storage battery directly supplies power to each device needing power; of course, the present patent can also directly adopt the commercial power supply.
Example two: as a further improvement or possible juxtaposition,
a primary filter screen 14 is arranged between the sand collecting part and the garbage transporting part, and the primary filter screen 14 is fixed on the vehicle body. The brush shaft 15 is arranged above the primary filter screen, the brush shaft 15 can be rotatably arranged on the vehicle body, the power of the brush shaft 15 is connected with the brush shaft driving motor 4 above, and a circle of brushing structure is arranged on the brush shaft 15. The brushing structure is a brush hair. The technical scheme of the invention has the following substantial technical effects and the realization process: the garbage and the sand are brushed to the position between the garbage transportation parts in a unified mode, at the moment, the sand is filtered, and the garbage enters the garbage transportation parts.
Example three: as a further improvement or possible juxtaposition,
the garbage collection part is fixed through one of the following schemes: A. the garbage collecting part is fixed on the vehicle body; B. the garbage collecting part is detachably arranged on the vehicle body. The technical scheme of the invention has the following substantial technical effects and the realization process: for the scheme A, the fixing mode and the fixing structure are in the protection scope of the patent, for example, the scheme A can be fixed on the scheme A through bolts; for scheme B, cleaning is facilitated.
Example four: as a further improvement or possible juxtaposition,
the scheme B that the garbage collection part is detachably arranged on the vehicle body means that the bottom of the garbage collection part comprises a drawer slide way, so that the garbage collection part can be detachably arranged on the vehicle body in a drawing mode. The technical scheme of the invention has the following substantial technical effects and the realization process: a specific implementation is provided here, which, of course, belongs to the prior art, since the drawer slides belong to a universal structure, similar implementations are all within the scope of protection of this patent.
Example five: the garbage collection part is characterized by comprising a second-stage filter screen 7, a first sand baffle 12, a third-stage filter screen 8 and a second sand baffle 9 which are sequentially distributed from top to bottom; wherein the end parts of the secondary filter screen 7 and the first sand baffle 12 are fixed and arranged in an acute angle, and the end parts of the tertiary filter screen 8 and the second sand baffle 9 are fixed and arranged in an acute angle; a garbage channel 23 is arranged between the first sand baffle 12 and the third-stage filter screen 8, and the lower part of the garbage channel 23 is communicated to the garbage collection bin 11; the trough conveyor can transport the waste to above the secondary filter 7, i.e. at the inlet of the waste collection section.
In general, as an optional description:
the utility model discloses mainly by the frame, when the sandy beach cleaning vehicle cleared up the operation, three driving motor is the partial motor 3 of adopting sand promptly, cell type transmission driving motor 6, brush axle driving motor 4 simultaneous workings. The sand enters a primary sand filtering net after being filtered by the sand collecting part, fine sand is filtered by a primary filter screen, and the residual sand and garbage are driven by a brush shaft driving motor to rotate and stir the brush shaft to enter a trough-shaped conveyor belt; the groove-shaped conveying belt driving motor drives the groove-shaped conveying belt to rotate, the groove-shaped conveying belt is used for conveying sand and garbage conveyed from the first-level sand filtering net to the second-level sand filtering net together, the sand and the garbage filtered by the second-level filter screen enter the third-level sand filtering net, the garbage and the sand are separated, the sand almost completely leaks to the ground, and the rest garbage finally enters the garbage collection bin.
The angle between the sand collecting plate 19 and the sand screen 18 is 120 deg. in order to ensure that the sand and refuse collected via the sand collecting part can slide smoothly onto the primary sand screen. The sand screen 18 may also be referred to as a sand slide.
The surface of the groove-shaped toothed belt is provided with grooves, so that garbage and sand can be smoothly conveyed to the secondary sand filtering net in the running process.
As a further preference, it is possible to,
the angle between the second-stage sand filtering net and the first sand blocking plate is 60 degrees, the angle between the third-stage sand filtering net and the second sand blocking plate is 60 degrees, the first sand blocking plate and the second sand blocking plate are arranged in parallel, and when the sand filtering device works, sand filtered by the second-stage sand filtering net enters the first sand blocking plate and slides to the ground along the first sand blocking plate. The residual garbage and a small amount of large-particle sand enter a third-stage filter screen 8 to be filtered like a second-stage filter screen 7, and finally, the garbage enters a garbage collection bin.
The garbage collection bin is shaped like a drawer, and can be cleaned up after being filled with garbage and pulled out.
The utility model has the advantages that: this sandy beach cleaning cart carries out the sandy beach clearance operation through the cleaner operation, and after sand and rubbish passed through tertiary filtration, rubbish got into the collecting box. The automatic cleaning machine is simple in structure, low in cost, reliable in work, good in cleaning effect, strong in applicability and good in popularization, and can reduce labor intensity and improve working efficiency.
It is important to point out that the utility model can be used for cleaning not only the sand beach, but also any other fine granular material.
Creatively, the above effects exist independently, and the combination of the above results can be completed by a set of structure.
It should be noted that the plurality of schemes provided in this patent include their own basic schemes, which are independent of each other and are not restricted to each other, but they may be combined with each other without conflict, so as to achieve a plurality of effects.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims.
Claims (9)
1. A sandy beach garbage cleaning vehicle is characterized by comprising a vehicle body, wherein the vehicle body comprises a movable wheel, a sand mining part is arranged behind the vehicle body, the sand mining part comprises a middle rotating shaft, one side of the middle rotating shaft is rotatably arranged on the vehicle body, one side of the rotating shaft comprises a driven gear, and the driven gear is in power connection with a sand mining part motor (3) fixed above the vehicle body through a driving toothed belt (2); the sand mining part comprises sand mining plates (19) and sand filtering plates (18) which are distributed at intervals, wherein the sand mining plates (19) comprise a plurality of sand filtering holes (20), and the length and the height of the sand mining plates (19) are greater than those of the sand filtering plates (18); the sand collecting plates (19) and the sand filtering plates (18) are circumferentially arranged on a rotating shaft in the middle at intervals, and the side of the rotating shaft comprises an edge side plate (17);
the side of the sand mining part comprises a garbage transporting part, the garbage transporting part comprises a conveyor belt, the conveyor belt comprises a conveyor belt inclined part (21) and a conveyor belt horizontal part (22), the conveyor belt inclined part (21) and the conveyor belt horizontal part (22) are integrally manufactured, two rollers are arranged at two ends of the conveyor belt, one of the rollers can be driven to rotate by a groove-shaped transmission driving motor (6), the conveyor belt is a groove-shaped conveyor belt, and the groove-shaped conveyor belt comprises a plurality of grooves on the surface of the conveyor belt and can drive materials to move in the grooves when rotating;
the right side of the garbage transportation part comprises a garbage collection part, and the garbage collection part comprises a second-stage filter screen (7), a first sand baffle (12), a third-stage filter screen (8) and a second sand baffle (9) which are sequentially distributed from top to bottom; wherein the end parts of the secondary filter screen (7) and the first sand baffle (12) are fixed and arranged in an acute angle, and the end parts of the tertiary filter screen (8) and the second sand baffle (9) are fixed and arranged in an acute angle; a garbage channel (23) is arranged between the first sand baffle (12) and the third-stage filter screen (8), and the lower part of the garbage channel (23) leads to the garbage collection bin (11); the groove-shaped conveyor belt can convey the garbage to the upper part of the secondary filter screen (7), namely the inlet of the garbage collecting part.
2. The beach garbage removal vehicle as defined in claim 1, which comprises a primary filter (14) between the sand collection section and the garbage transport section, the primary filter (14) being fixed to the vehicle body.
3. The beach garbage cleaning vehicle as claimed in claim 2, characterized in that a brush shaft (15) is arranged above the primary filter screen, the brush shaft (15) is rotatably mounted on the vehicle body and is in power connection with the brush shaft driving motor (4) arranged above, and a circle of brushing structure is arranged on the brush shaft (15).
4. The beach garbage can cleaning vehicle of claim 3 in which the brushing structure is bristles.
5. The beach garbage collection vehicle of claim 1 in which the garbage collection section is secured by one of: A. the garbage collecting part is fixed on the vehicle body; B. the garbage collecting part is detachably arranged on the vehicle body.
6. The beach garbage collection vehicle of claim 5, wherein the arrangement B in which the garbage collection section is detachably mounted on the vehicle body means that a drawer slide is provided on the bottom of the garbage collection section so that the garbage collection section is detachably mounted on the vehicle body in a retractable manner.
7. The beach garbage removal vehicle of claim 3, wherein the side of the vehicle body comprises a push handle, and the push handle is provided with a switch which can control the conveyor belt, the motor (3) of the sand collecting part and the motor (4) of the brush shaft driving.
8. A beach garbage removal vehicle as defined in claim 3 in which the top plate to which the motor (3) of the sand-mining section is attached is connected to a battery mounting structure (24), and a battery is attached to the battery mounting structure (24).
9. The garbage collection part is characterized by comprising a secondary filter screen (7), a first sand baffle (12), a third filter screen (8) and a second sand baffle (9) which are sequentially distributed from top to bottom; wherein the end parts of the secondary filter screen (7) and the first sand baffle (12) are fixed and arranged in an acute angle, and the end parts of the tertiary filter screen (8) and the second sand baffle (9) are fixed and arranged in an acute angle; a garbage channel (23) is arranged between the first sand baffle (12) and the third-stage filter screen (8), and the lower part of the garbage channel (23) leads to the garbage collection bin (11); the groove-shaped conveyor belt can convey the garbage to the upper part of the secondary filter screen (7), namely the inlet of the garbage collecting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920814745.XU CN211171798U (en) | 2019-05-31 | 2019-05-31 | Sandy beach rubbish cleaning vehicle and garbage collection part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920814745.XU CN211171798U (en) | 2019-05-31 | 2019-05-31 | Sandy beach rubbish cleaning vehicle and garbage collection part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211171798U true CN211171798U (en) | 2020-08-04 |
Family
ID=71808142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920814745.XU Expired - Fee Related CN211171798U (en) | 2019-05-31 | 2019-05-31 | Sandy beach rubbish cleaning vehicle and garbage collection part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211171798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000458A (en) * | 2021-12-15 | 2022-02-01 | 张家港江苏科技大学产业技术研究院 | A beach trash cleaning device |
-
2019
- 2019-05-31 CN CN201920814745.XU patent/CN211171798U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000458A (en) * | 2021-12-15 | 2022-02-01 | 张家港江苏科技大学产业技术研究院 | A beach trash cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 Termination date: 20210531 |