CN113198638A - A trunk whitewash device for forestry - Google Patents
A trunk whitewash device for forestry Download PDFInfo
- Publication number
- CN113198638A CN113198638A CN202110396707.9A CN202110396707A CN113198638A CN 113198638 A CN113198638 A CN 113198638A CN 202110396707 A CN202110396707 A CN 202110396707A CN 113198638 A CN113198638 A CN 113198638A
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- CN
- China
- Prior art keywords
- storage tank
- rotatably connected
- bevel gear
- sliding block
- trunk
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0423—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material for supplying liquid or other fluent material to several spraying apparatus
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
- B05B13/0436—Installations or apparatus for applying liquid or other fluent material to elongated bodies, e.g. light poles, pipes
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Coating Apparatus (AREA)
Abstract
The invention discloses a trunk white coating device for forestry, which comprises a base, wherein the lower end surface of the base is connected with a plurality of universal wheels, the upper end surface of the base is connected with a material storage tank, one side of the material storage tank is vertically connected with a supporting plate, one side of the supporting plate, which is far away from the material storage tank, is connected with a first sliding block in a lifting way, the first sliding block is connected with a spraying mechanism, the spraying mechanism comprises two semicircular plates, the two semicircular plates form a circular spraying frame, the semicircular plates are provided with cavities, the inner sides of the semicircular plates are provided with a plurality of discharge holes communicated with the cavities, the cavities are connected with the output end of a delivery pump through hoses, the input end of the delivery pump is communicated with the material storage tank through the hoses, the device surrounds a trunk through the two semicircular plates and brushes the trunk white in a spraying way, so that the white brushing efficiency is greatly improved, the device is simple to operate, manual whitening is not needed, and labor cost can be saved.
Description
Technical Field
The invention relates to the technical field of forestry tools, in particular to a trunk whitewashing device for forestry.
Background
Trunk whitewashing means that a trunk is brushed with a layer of white liquid by a worker. After the trunk is worn by the white skirt made of lime water, 10% of sunlight can be reflected back, so that heat absorption is reduced, the trunk cannot be frost cracked due to huge temperature difference between day and night, and the functions of sterilization and insect prevention are achieved.
Among the prior art, the trunk whitewash is mostly whitewashed through artifical handheld brush, and this mode efficiency is lower, and makes dirty staff's clothing easily, and when the trees that need whitewash are more, can consume a large amount of labours, increases the cost of labor, consequently, urgently needed to provide a trunk whitewash device for forestry.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides a trunk whitewashing device for forestry, which aims to solve the problems in the background technology.
The embodiment of the application discloses: a trunk whitewashing device for forestry comprises a base, wherein the lower end face of the base is connected with a plurality of universal wheels, the upper end face of the base is connected with a material storage tank, one side of the material storage tank is vertically connected with a supporting plate, one side of the supporting plate, which is far away from the material storage tank, is vertically provided with a first chute, a first sliding block is slidably connected in the first chute, a lead screw which penetrates through the first sliding block is rotatably connected in the first chute, the lead screw is connected with a first servo motor, the first sliding block is connected with a spraying mechanism, the spraying mechanism comprises a supporting block, a convex block is arranged at the middle position of one side, which is far away from the first sliding block, of the supporting block, two semicircular plates are rotatably connected on the convex block through a pin shaft, the two semicircular plates form a circular spraying frame, each semicircular plate is provided with a cavity, and a plurality of discharge holes communicated with the cavity are formed in the inner sides of the semicircular plates, the cavity is connected with the output end of a delivery pump through a hose, the input end of the delivery pump is communicated with the storage tank through a hose, the supporting block is provided with an inner cavity, a bidirectional screw rod is rotatably connected in the inner cavity and connected with a second servo motor, two third sliding blocks matched with the bidirectional screw rod are slidably connected in the inner cavity, one end of a connecting rod is perpendicularly connected to each third sliding block, the supporting block is right opposite to one end of the semicircular plate and provided with a through groove along the length direction of the semicircular plate, the other end of the connecting rod extends out of the inner cavity, an arc-shaped groove along the circumferential surface of the semicircular plate is formed in the outer circumferential surface of the semicircular plate, the cross section of the arc-shaped groove is in a T shape, a second sliding block matched with the arc-shaped groove is slidably connected in the arc-shaped groove, and the extending end of the connecting rod is rotatably connected with the second sliding block through a pin shaft.
Preferably, a feed inlet is arranged at the top of the storage tank, a liquid level sensor is arranged in the storage tank, a shaft rod is vertically fixed on the lower end surface of the top of the storage tank, a gear disc is rotatably connected onto the shaft rod through a bearing, a plurality of first stirring rods along the circumference of the first stirring rods are vertically arranged on the lower end surface of the gear disc, a stirring motor is fixed on the top of the storage tank, an output shaft of the stirring motor penetrates into the storage tank and is connected with a gear meshed with the gear disc, a first bevel gear concentric with the gear disc is fixed on the lower end surface of the gear disc, a through hole for the shaft rod to penetrate through is arranged on the first bevel gear, a second bevel gear meshed with the first bevel gear is rotatably connected onto the shaft rod through a pin shaft, and a third bevel gear meshed with the second bevel gear is rotatably connected onto the bottom end of the shaft rod through a bearing, the lower end face of the third bevel gear is fixedly connected with a turntable which is concentric with the third bevel gear, and the lower end face of the turntable is vertically connected with a plurality of second stirring rods along the circumference of the turntable.
Preferably, the bottom of the supporting plate is rotatably connected to the base through a pin shaft, the bottom of the servo electric cylinder is rotatably connected to the base through a pin shaft, and an ejector rod of the servo electric cylinder is rotatably connected to the supporting plate through a pin shaft.
Preferably, the inner circumferential surface of the semicircular plate is connected with a brush.
The invention has the following beneficial effects: promote the device is close to the trunk of treating the brush white, makes the trunk get into two between the semicircle board, second servo motor drive two the semicircle board will the trunk surrounds, first servo motor drive the lead screw is rotatory, the lead screw drive first slider is followed first spout goes up and down, and then drives the semicircle board goes up and down, the delivery pump pass through the hose to the coating is carried to the inner chamber of semicircle board, the coating by the discharge opening blowout brushes white to the trunk, the device is through two the semicircle board surrounds the trunk to brush white to the trunk through the mode of spraying, improve the efficiency of brush white greatly, device easy operation need not artifical manual brush white, can save a large amount of cost of labor.
In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a part of a trunk whitewashing apparatus for forestry.
Fig. 2 is a schematic cross-sectional view of a semicircular plate.
Fig. 3 is a schematic view of a semicircular plate structure.
Reference numerals of the above figures: 1. a base; 2. a material storage tank; 3. a support plate; 4. a first chute; 5. a first slider; 6. a screw rod; 7. a first servo motor; 8. a support block; 9. a bump; 10. a semicircular plate; 11. a cavity; 12. a discharge hole; 13. a delivery pump; 14. an inner cavity; 15. a bidirectional screw rod; 16. a second servo motor; 17. a third slider; 18. a connecting rod; 19. a through groove; 20. an arc-shaped slot; 21. a second slider; 22. a feed inlet; 23. a shaft lever; 24. a gear plate; 25. a first stirring rod; 26. a stirring motor; 27. a gear; 28. a first bevel gear; 29. a second bevel gear; 30. a third bevel gear; 31. a turntable; 32. a second stirring rod; 33. and a servo electric cylinder.
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 to 3, a trunk whitewashing device for forestry comprises a base 1, wherein a plurality of universal wheels are connected to the lower end surface of the base 1 to facilitate the movement of the device, a material storage tank 2 is connected to the upper end surface of the base 1, paint is stored in the material storage tank 2, a support plate 3 is vertically connected to one side of the material storage tank 2, a first chute 4 is vertically arranged on one surface of the support plate 3 away from the material storage tank 2, a first slide block 5 is slidably connected in the first chute 4, a lead screw 6 penetrating through the first slide block 5 is rotatably connected in the first chute 4, the lead screw 6 is connected with a first servo motor 7, a spraying mechanism is connected to the first slide block 5 and comprises a support block 8, a convex block 9 is arranged at the middle position of one surface of the support block 8 away from the first slide block 5, and two semicircular plates 10 are rotatably connected to the convex block 9 through a pin shaft, the two semicircular plates 10 form a circular spraying frame, the semicircular plates 10 are provided with cavities 11, the inner sides of the semicircular plates 10 are provided with a plurality of discharge holes 12 communicated with the cavities 11, the cavities 11 are connected with the output end of a delivery pump 13 through hoses, the input end of the delivery pump 13 is communicated with the storage tank 2 through a hose, the supporting block 8 is provided with an inner cavity 14, a bidirectional screw rod 15 is rotatably connected in the inner cavity 14, the bidirectional screw rod 15 is connected with a second servo motor 16, two third sliding blocks 17 matched with the inner cavity 14 are slidably connected in the inner cavity 14, one end of a connecting rod 18 is vertically connected on each third sliding block 17, one end, opposite to the semicircular plate 10, of the supporting block 8 is provided with a through groove 19 along the length direction of the supporting block, the other end of the connecting rod 18 extends out of the inner cavity 14, and the peripheral surfaces of the semicircular plates 10 are provided with arc-shaped grooves 20 along the peripheral surfaces of the semicircular plates, the section of the arc-shaped groove 20 is T-shaped, a second sliding block 21 matched with the arc-shaped groove 20 is slidably connected in the arc-shaped groove 20, the second sliding block 21 can be prevented from falling off, the extending end of the connecting rod 18 is rotatably connected with the second sliding block 21 through a pin shaft, the device is pushed to be close to a trunk to be whitewashed, the trunk is enabled to enter between the two semicircular plates 10, the second servo motor 16 drives the two-way screw rod 15 to rotate, the two-way screw rod 15 drives the two second sliding blocks 21 to be close to the middle along the inner cavity 14, the two second sliding blocks 21 do not drive the connecting rod 18 to be close to the middle, the connecting rod 18 pushes the semicircular plates 10 to rotate towards the inner side, the third sliding block 17 slides towards one end close to the convex block 9 along the arc-shaped groove 20, the two semicircular plates 10 surround the trunk, and the first servo motor 7 drives the screw rod 6 to rotate, the lead screw 6 drives the first slider 5 is followed first spout 4 goes up and down, and then drives semicircle board 10 goes up and down, delivery pump 13 through the hose to carry coating in the inner chamber 14 of semicircle board 10, coating by discharge opening 12 blowout is whitewashed to the trunk.
The top of the storage tank 2 is provided with a feed inlet 22 for facilitating the addition of paint into the storage tank 2, a liquid level sensor is arranged in the storage tank 2 for detecting the paint storage amount in the storage tank 2 and facilitating the timely addition of the paint, a shaft rod 23 is vertically fixed on the lower end surface of the top of the storage tank 2, a gear disc 24 is rotatably connected onto the shaft rod 23 through a bearing, a plurality of first stirring rods 25 along the circumference of the gear disc 24 are vertically arranged on the lower end surface of the gear disc 24, a stirring motor 26 is fixed on the top of the storage tank 2, an output shaft of the stirring motor 26 penetrates into the storage tank 2 and is connected with a gear 27 meshed with the gear disc 24, a first bevel gear 28 concentric with the lower end surface of the gear disc 24 is fixed on the lower end surface of the gear disc 24, a through hole for the shaft rod 23 to pass through is arranged on the first bevel gear 28, and a second bevel gear 29 meshed with the first bevel gear 28 is rotatably connected onto the shaft rod 23 through a pin shaft, a third bevel gear 30 engaged with the second bevel gear 29 is rotatably connected to the bottom end of the shaft 23 through a bearing, the lower end surface of the third bevel gear 30 is fixedly connected with a turntable 31 which is concentric with the third bevel gear, the lower end surface of the turntable 31 is vertically connected with a plurality of second stirring rods 32 along the circumference of the turntable, the stirring motor 26 drives the gear disc 24 to rotate clockwise through the gear 27, the gear disc 24 drives the first stirring rod 25 to rotate to stir the coating, the gear disc 24 drives the turntable 31 to rotate counterclockwise through the first bevel gear 28, the second bevel gear 29 and the third bevel gear 30, the turntable 31 drives the second stirring rod 32 to rotate, the coating is stirred, the first stirring rod 25 and the second stirring rod 32 rotate reversely, the raw materials are stirred, the stirring can be more sufficient, and the raw materials are prevented from being precipitated.
The bottom of the supporting plate 3 is rotatably connected to the base 1 through a pin shaft, the bottom of the servo electric cylinder 33 is rotatably connected to the base 1 through a pin shaft, an ejector rod of the servo electric cylinder 33 is rotatably connected to the supporting plate 3 through a pin shaft, and the servo electric cylinder 33 pushes the supporting plate 3 to rotate around the pin shaft, so that the inclination angle of the supporting plate 3 is adjusted, and the device can meet the use requirements of some special scenes.
The inner peripheral surface of the semicircular plate 10 is connected with a brush, which can brush the sprayed coating evenly and ensure the whitening effect.
The working process of the device is as follows: the device is pushed to be close to a trunk to be whitewashed, the trunk is enabled to enter between the two semicircular plates 10, the second servo motor 16 drives the two-way screw rod 15 to rotate, the two-way screw rod 15 drives the two second sliders 21 to draw close to the middle along the inner cavity 14, the two second sliders 21 drive the connecting rod 18 to draw close to the middle, the connecting rod 18 drives the semicircular plates 10 to rotate towards the inner side, the third slider 17 slides towards one end close to the lug 9 along the arc-shaped groove 20, the trunk is surrounded by the two semicircular plates 10, the first servo motor 7 drives the screw rod 6 to rotate, the screw rod 6 drives the first slider 5 to lift along the first chute 4, the semicircular plates 10 are driven to lift, the conveying pump 13 conveys paint into the inner cavity 14 of the semicircular plates 10 through a hose, and the paint is sprayed out from the discharge hole 12, brush white the trunk, the device is through two semicircle board 10 surrounds the trunk to brush white the trunk through the mode of spraying, improve the efficiency of brushing white greatly, device easy operation need not artifical manual brush white, can save a large amount of costs of labor.
The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (4)
1. A trunk whitewash device for forestry which characterized in that: the device comprises a base, wherein a plurality of universal wheels are connected to the lower end face of the base, a material storage tank is connected to the upper end face of the base, a support plate is vertically connected to one side of the material storage tank, a first chute is vertically arranged on one side, away from the material storage tank, of the support plate, a first sliding block is slidably connected in the first chute, a lead screw penetrating through the first sliding block is rotatably connected in the first chute, the lead screw is connected with a first servo motor, a spraying mechanism is connected to the first sliding block, the spraying mechanism comprises a support block, a convex block is arranged in the middle of one side, away from the first sliding block, of the support block, two semicircular plates are rotatably connected to the convex block through a pin shaft, the two semicircular plates form a circular spraying frame, each semicircular plate is provided with a cavity, and a plurality of discharge holes communicated with the cavity are formed in the inner sides of the semicircular plates, the cavity is connected with the output end of a delivery pump through a hose, the input end of the delivery pump is communicated with the storage tank through a hose, the supporting block is provided with an inner cavity, a bidirectional screw rod is rotatably connected in the inner cavity and connected with a second servo motor, two third sliding blocks matched with the bidirectional screw rod are slidably connected in the inner cavity, one end of a connecting rod is perpendicularly connected to each third sliding block, the supporting block is right opposite to one end of the semicircular plate and provided with a through groove along the length direction of the semicircular plate, the other end of the connecting rod extends out of the inner cavity, an arc-shaped groove along the circumferential surface of the semicircular plate is formed in the outer circumferential surface of the semicircular plate, the cross section of the arc-shaped groove is in a T shape, a second sliding block matched with the arc-shaped groove is slidably connected in the arc-shaped groove, and the extending end of the connecting rod is rotatably connected with the second sliding block through a pin shaft.
2. A trunk whitewashing apparatus for forestry as claimed in claim 1, wherein: the top of the storage tank is provided with a feed inlet, the storage tank is internally provided with a liquid level sensor, the lower end surface of the top of the storage tank is vertically fixed with a shaft lever, the shaft lever is rotatably connected with a gear disc through a bearing, the lower end surface of the gear disc is vertically provided with a plurality of first stirring rods along the circumference of the gear disc, the top of the storage tank is fixed with a stirring motor, an output shaft of the stirring motor penetrates into the storage tank and is connected with a gear meshed with the gear disc, the lower end surface of the gear disc is fixed with a first bevel gear concentric with the gear disc, the first bevel gear is provided with a through hole for the shaft lever to penetrate through, the shaft lever is rotatably connected with a second bevel gear meshed with the first bevel gear through a pin shaft, the bottom end of the shaft lever is rotatably connected with a third bevel gear meshed with the second bevel gear through a bearing, and the lower end surface of the third bevel gear is fixedly connected with a turntable concentric with the third bevel gear, the lower end face of the rotary table is vertically connected with a plurality of second stirring rods along the circumference of the rotary table.
3. A trunk whitewashing apparatus for forestry as claimed in claim 1, wherein: the bottom of the supporting plate is rotatably connected to the base through a pin shaft, the bottom of the servo electric cylinder is rotatably connected to the base through a pin shaft, and a top rod of the servo electric cylinder is rotatably connected to the supporting plate through a pin shaft.
4. A trunk whitewashing apparatus for forestry as claimed in claim 1, wherein: the inner peripheral surface of the semicircular plate is connected with a hairbrush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110396707.9A CN113198638A (en) | 2021-04-13 | 2021-04-13 | A trunk whitewash device for forestry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110396707.9A CN113198638A (en) | 2021-04-13 | 2021-04-13 | A trunk whitewash device for forestry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113198638A true CN113198638A (en) | 2021-08-03 |
Family
ID=77026734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110396707.9A Pending CN113198638A (en) | 2021-04-13 | 2021-04-13 | A trunk whitewash device for forestry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113198638A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433382A (en) * | 2022-02-28 | 2022-05-06 | 南昌大学 | Spraying and whitening device for fruit tree trunk whitening liquid |
| CN114570614A (en) * | 2022-03-01 | 2022-06-03 | 吴学华 | Trunk whitewashing machine for landscaping |
| CN114616994A (en) * | 2022-03-15 | 2022-06-14 | 海南省农业科学院三亚研究院(海南省实验动物研究中心) | Fixing structure for areca root infusion |
| CN118558506A (en) * | 2024-07-31 | 2024-08-30 | 烟台市那些花儿园艺科技股份有限公司 | Forestry insect-proof coating spraying device |
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| CN106179829A (en) * | 2016-08-17 | 2016-12-07 | 岑溪市东正动力科技开发有限公司 | A kind of efficient spray equipment of ornamental trees and shrubs lime white |
| CA2942108A1 (en) * | 2015-09-25 | 2017-03-25 | Keymay Industries Ltd. | Apparatus for coating welded pipe joints |
| CN108993800A (en) * | 2018-06-15 | 2018-12-14 | 王志辉 | A kind of cart of nursery stock spraying limewash |
| CN210787823U (en) * | 2019-06-25 | 2020-06-19 | 北京维力宾悦科贸有限公司 | Afforestation management device |
| CN112044639A (en) * | 2020-09-04 | 2020-12-08 | 何志 | Trunk brushing device for municipal greening and using method thereof |
| CN112406064A (en) * | 2020-11-16 | 2021-02-26 | 陕西淼丰园农业科技有限公司 | Full-biodegradation production device and method |
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2021
- 2021-04-13 CN CN202110396707.9A patent/CN113198638A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2942108A1 (en) * | 2015-09-25 | 2017-03-25 | Keymay Industries Ltd. | Apparatus for coating welded pipe joints |
| CN106179829A (en) * | 2016-08-17 | 2016-12-07 | 岑溪市东正动力科技开发有限公司 | A kind of efficient spray equipment of ornamental trees and shrubs lime white |
| CN108993800A (en) * | 2018-06-15 | 2018-12-14 | 王志辉 | A kind of cart of nursery stock spraying limewash |
| CN210787823U (en) * | 2019-06-25 | 2020-06-19 | 北京维力宾悦科贸有限公司 | Afforestation management device |
| CN112044639A (en) * | 2020-09-04 | 2020-12-08 | 何志 | Trunk brushing device for municipal greening and using method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433382A (en) * | 2022-02-28 | 2022-05-06 | 南昌大学 | Spraying and whitening device for fruit tree trunk whitening liquid |
| CN114570614A (en) * | 2022-03-01 | 2022-06-03 | 吴学华 | Trunk whitewashing machine for landscaping |
| CN114616994A (en) * | 2022-03-15 | 2022-06-14 | 海南省农业科学院三亚研究院(海南省实验动物研究中心) | Fixing structure for areca root infusion |
| CN114616994B (en) * | 2022-03-15 | 2023-10-03 | 海南省农业科学院三亚研究院(海南省实验动物研究中心) | Fixing structure for betel nut root infusion |
| CN118558506A (en) * | 2024-07-31 | 2024-08-30 | 烟台市那些花儿园艺科技股份有限公司 | Forestry insect-proof coating spraying device |
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Application publication date: 20210803 |
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