CN110352734B - Long handle scraper for cleaning rotten wooden surface layer of ancient tree - Google Patents
Long handle scraper for cleaning rotten wooden surface layer of ancient tree Download PDFInfo
- Publication number
- CN110352734B CN110352734B CN201910729206.0A CN201910729206A CN110352734B CN 110352734 B CN110352734 B CN 110352734B CN 201910729206 A CN201910729206 A CN 201910729206A CN 110352734 B CN110352734 B CN 110352734B
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- scraper
- handle
- seat
- bevel gear
- cleaning
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- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 239000002344 surface layer Substances 0.000 title claims abstract description 11
- 239000002023 wood Substances 0.000 claims abstract description 9
- 238000007790 scraping Methods 0.000 claims description 8
- 239000010410 layer Substances 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 6
- 230000008439 repair process Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- 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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
-
- 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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Botany (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention relates to the technical field of ancient tree repair and discloses a long handle scraper for cleaning a rotten wood surface layer of an ancient tree, which comprises a scraper handle, wherein a shell is fixed at the upper end of the scraper handle, a U-shaped connecting seat is arranged in the shell, the bottom of the U-shaped connecting seat extends to form a connecting sleeve, a scraper component is arranged on the connecting sleeve, a long slot hole is arranged on one side of the shell, the scraper component penetrates through the long slot hole and extends out of the shell, a rotating shaft is arranged between the open ends of the U-shaped connecting seat, two ends of the rotating shaft are rotatably connected with two sides of the shell, a worm wheel is arranged in the middle part of the rotating shaft, a worm meshed with the worm wheel is arranged at the bottom of the shell, the scraper handle is of a hollow structure, a driving shaft coaxially and fixedly connected with the worm is arranged in the scraper handle, and a rotating handle for driving the driving shaft to rotate is arranged at the lower end of the scraper handle. The invention has the beneficial effects of accurate adjustment of the angle of the scraper component, more convenient use and high corrosion removal efficiency.
Description
Technical Field
The invention relates to the technical field of ancient tree repair, in particular to a long-handle scraper for cleaning the surface layer of decayed wood of an ancient tree.
Background
The ancient trees famous trees have important scientific research, history, cultural value, but many ancient trees can easily cause the rot of the ancient trees epidermis due to insect damage, mechanical damage, improper pruning, pathogen infection, various natural disasters and the like, and tree holes, tree grooves and the like can be formed on the trunk after the rot is aggravated, so that the trunk is hollow if the rot in the tree holes and the tree grooves is not cleaned and repaired in time, the trunk strength is reduced, and the service life of the ancient trees is shortened. At present, common ancient tree repair generally comprises the steps of corrosion removal, disinfection, filling hole repair, hole surface treatment and simulated bark adhesion, wherein the corrosion removal is the first step which is also very important, and tools such as a hammer, a scraper, a chisel, a brush, a shovel blade and the like are generally adopted when the surfaces, the holes and the tree grooves of the ancient trees are cleaned, however, the shapes of the holes and the tree grooves are different and the depths are larger, so that the method is extremely inconvenient and the corrosion removal efficiency is low when the common scraper is used for cleaning the surfaces of the ancient trees.
Disclosure of Invention
The invention aims to solve the problems of the scraper in the prior art, and provides the long-handle scraper for cleaning the rotten wood surface layer of the ancient tree, which can adjust the angle according to the angles of tree holes and tree grooves, and has more convenient and higher rotting cleaning efficiency.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a long handle scraper is used in wooden top layer clearance of ancient trees decay, includes scrapes the handle of a knife, the upper end of scraping the handle of a knife is fixed with the casing, be equipped with U-shaped connecting seat in the casing, the bottom of U-shaped connecting seat extends and forms the adapter sleeve, be equipped with the scraper subassembly on the adapter sleeve, one side of casing is equipped with the slotted hole, the scraper subassembly passes the slotted hole and stretches out outside the casing, be equipped with the pivot between the open end of U-shaped connecting seat, the both ends and the both sides of casing of pivot rotate to be connected, the middle part of pivot is equipped with the worm wheel, the bottom of casing is equipped with the worm with worm wheel meshing, the handle of a knife is hollow structure, be equipped with in the handle of a knife with worm coaxial fixed connection's of scraping the handle of a knife, the lower extreme of scraper handle is equipped with and is used for driving drive shaft pivoted rotation handle. The rotation handle rotates to drive the driving shaft to rotate, and then the worm and the worm wheel are driven to rotate, so that the occurrence angle of the rotating shaft is changed, and finally the angle change of the scraper component is realized, so that the scraper can be suitable for scraping rotting matters in different tree holes and tree grooves, and the scraper is more convenient to use and high in corrosion cleaning efficiency.
Preferably, the lower extreme of drive shaft is equipped with the integral key shaft, coaxial sliding connection between integral key shaft and the drive shaft, the lower extreme of integral key shaft is equipped with first bevel gear, the lower terminal surface of first bevel gear is fixed with second bevel gear, the outside cover of integral key shaft is equipped with reset spring, the lower extreme of scraper handle is fixed with spacing seat, the upper end center of spacing seat is equipped with the first awl ring gear with first bevel gear meshing, the upper end of rotating handle is fixed with the dwang, the upper end center of dwang is equipped with the second awl ring gear with second bevel gear complex, coaxial sliding connection between dwang and the rotation seat, the side of dwang is equipped with annular boss, the lower extreme of spacing seat is equipped with the spacing ring, the lower extreme of scraper handle is equipped with the end cover. When the angle of the scraper component does not need to be adjusted, the first bevel gear is always meshed with the first bevel gear ring and limited under the action of the reset spring, and the second bevel gear is separated from the second bevel gear ring, so that the worm wheel is limited and cannot freely rotate, and the angle of the scraper component can be kept unchanged in the use process; when the angle of the scraper component needs to be adjusted, the rotating handle is held and pushed upwards, at the moment, the second bevel gear on the rotating rod is meshed with the second bevel gear, the rotating rod continues to move upwards for a certain displacement, the spline shaft moves upwards, the first bevel gear is separated from the first bevel gear, at the moment, the driving shaft is released from limit, the rotating handle can rotate freely to adjust the corner of the worm wheel, and finally the angle of the scraper component is changed; and the rotating handle is loosened, and under the action of the reset spring, the first bevel gear is reset and is meshed with the first bevel gear ring to limit.
Preferably, the outer side of the rotating handle is provided with anti-skid patterns. The anti-skid patterns play a role in skid resistance.
Preferably, a sliding sleeve is sleeved at the middle part of the scraper handle, a spotlight is arranged on the side face of the sliding sleeve, the spotlight is rotationally connected with the side face of the sliding sleeve, and a locking bolt is arranged on the side face of the sliding sleeve. Some tree holes are deeper, the light inside the tree holes is insufficient, and the tree holes are lighted in an auxiliary mode through the spotlight.
Preferably, a holding sleeve is fixed on the outer side of the lower end of the scraper handle. The holding sleeve is convenient to hold, so that the holding is more stable and comfortable.
Preferably, the scraper assembly comprises a connecting rod, a scraper seat and a plurality of scraper bodies, one end of the connecting rod is fixedly connected with the connecting sleeve, the other end of the connecting rod is fixedly connected with the inner end side surface of the scraper seat, the outer end surface of the scraper seat is an arc surface, and the scraper bodies are in fan-shaped distribution and are connected with the outer side surface of the scraper seat. The scraper bodies are distributed in a fan shape, and the efficiency of scraping the rotting matters in the tree holes and the tree grooves is higher.
Preferably, the scraper body comprises a cutter bar and a cutter head, an arc-shaped cavity is formed in the cutter holder, the inner end of the cutter bar stretches into the arc-shaped cavity, a guide hole is formed in the inner end of the cutter bar, a guide rod is arranged in the guide hole, the inner end of the guide rod is fixedly connected with the arc-shaped bottom surface of the arc-shaped cavity, a limiting convex ring is arranged at the inner end of the cutter bar, the guide rod is slidably connected with the guide hole, and a pressure spring is sleeved on the outer side of the guide rod. The surface in a plurality of tree holes and tree grooves is generally uneven, and the scraper body is elastically telescopic after being subjected to external pressure in the structure, so that the scraper can automatically adapt to the uneven shape of the inner wall of the tree holes and the bottom of the tree grooves, and the normal tree tissues are not easily damaged when the rotting matters are scraped, so that the rotting matters are scraped more thoroughly.
Preferably, the cutter head is spherical, the outer end spherical surface of the cutter head is provided with cutting edges which are distributed in a cross shape, and the cutting edges are provided with a plurality of toothed cutting edges. The spherical tool bit can adapt to the rotten thing of each angle to strike off, and is more flexible when using.
Preferably, the scraper bodies are distributed in two rows up and down, and the two rows of scraper bodies are distributed in a staggered manner. The two rows of scraper bodies cooperatively scrape the rotting matters, so that the cleaning efficiency is higher.
Therefore, the invention has the beneficial effects of accurate adjustment of the angle of the scraper component, more convenient use and high corrosion removal efficiency.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of a connection structure between the scraper assembly and the rotating shaft.
Fig. 3 is a schematic connection diagram of the scraper body and the tool holder.
Fig. 4 is a schematic structural view of the doctor blade body.
Fig. 5 is a schematic view of the connection of the rotating handle to the drive shaft.
Fig. 6 is a schematic view showing a state of the rotation handle when the angle of the scraper assembly is adjusted.
In the figure: the scraper knife handle 1, the shell 2, the long slot 200, the U-shaped connecting seat 3, the connecting sleeve 300, the scraper component 4, the rotating shaft 5, the worm wheel 6, the worm 7, the driving shaft 8, the rotating handle 9, the rotating rod 90, the second bevel gear 91, the annular boss 92, the spline shaft 10, the first bevel gear 11, the second bevel gear 12, the return spring 13, the limiting seat 14, the first bevel gear 140, the limiting ring 15, the end cover 16, the sliding sleeve 17, the shot lamp 18, the locking bolt 19, the holding sleeve 20, the connecting rod 40, the knife holder 41, the arc-shaped cavity 410, the scraper body 42, the knife bar 420, the knife head 421, the guide hole 422, the guide rod 423, the limiting convex ring 424, the pressure spring 425 and the knife edge 426.
Detailed Description
The invention is further described with reference to the drawings and detailed description which follow:
the long handle scraper for cleaning the rotten wood surface layer of the ancient trees as shown in fig. 1 and 2 comprises a scraper handle 1, wherein a shell 2 is fixed at the upper end of the scraper handle, a U-shaped connecting seat 3 is arranged in the shell, the bottom of the U-shaped connecting seat 3 extends to form a connecting sleeve 300, a scraper component 4 is arranged on the connecting sleeve, a long slot hole 200 is arranged on one side of the shell 2, the scraper component 4 extends out of the shell through the long slot hole, a rotating shaft 5 is arranged between the open ends of the U-shaped connecting seat 3, two ends of the rotating shaft 5 are rotationally connected with two sides of the shell, a worm wheel 6 is arranged in the middle part of the rotating shaft 5, a worm 7 meshed with the worm wheel is arranged at the bottom of the shell 2, the scraper handle 1 is in a hollow structure, a driving shaft 8 coaxially and fixedly connected with the worm is arranged in the scraper handle 1, and a rotating handle 9 for driving the driving shaft to rotate is arranged at the lower end of the scraper handle; as shown in fig. 5 and 6, the lower end of the driving shaft 8 is provided with a spline shaft 10, the spline shaft 10 is coaxially and slidably connected with the driving shaft, the lower end of the spline shaft 10 is provided with a first bevel gear 11, the lower end face of the first bevel gear 11 is fixed with a second bevel gear 12, the outer side of the spline shaft 10 is sleeved with a return spring 13, the lower end of the scraper handle 1 is fixed with a limit seat 14, the center of the upper end of the limit seat 14 is provided with a first bevel gear 140 meshed with the first bevel gear, the upper end of the rotating handle 9 is fixed with a rotating rod 90, the center of the upper end of the rotating rod 90 is provided with a second bevel gear 91 matched with the second bevel gear, the rotating rod 90 is coaxially and slidably connected with the rotating seat, the side face of the rotating rod 90 is provided with an annular boss 92, the lower end of the limit seat is provided with a limit ring 15, the lower end of the scraper handle 1 is provided with an end cover 16, and the outer side of the rotating handle 1 is provided with anti-skid threads.
The middle part cover of scraping handle of a knife 1 is equipped with sliding sleeve 17, and the side of sliding sleeve is equipped with shot-light 18, and the shot-light rotates with the side of sliding sleeve to be connected, and the side of sliding sleeve is equipped with locking bolt 19, and the lower extreme outside of scraping handle of a knife 1 is fixed with and grips cover 20.
As shown in fig. 2, 3 and 4, the scraper assembly 4 comprises a connecting rod 40, a cutter holder 41 and a plurality of scraper bodies 42, one end of the connecting rod 40 is fixedly connected with the connecting sleeve, the other end of the connecting rod 40 is fixedly connected with the inner end side surface of the cutter holder 41, the outer end surface of the cutter holder is an arc surface, and the scraper bodies 42 are in fan-shaped distribution and are connected with the outer side surface of the cutter holder; the scraper body 42 comprises a cutter bar 420 and a cutter head 421, an arc-shaped cavity 410 is arranged in the cutter holder 41, the inner end of the cutter bar 420 stretches into the arc-shaped cavity, a guide hole 422 is formed in the inner end of the cutter bar, a guide rod 423 is arranged in the guide hole, the inner end of the guide rod 423 is fixedly connected with the arc-shaped bottom surface of the arc-shaped cavity, a limit bulge loop 424 is arranged in the inner end of the cutter bar 420, the guide rod is in sliding connection with the guide hole, the cutter bar is in sliding connection with the cutter holder, and a pressure spring 425 is sleeved outside the guide rod 423; the tool bit 420 is spherical, a cross-shaped cutting edge 426 is arranged on the spherical surface of the outer end of the tool bit, and a plurality of tooth-shaped cutting edges are arranged on the cutting edge; the doctor bodies 42 in this embodiment are arranged in two rows, and the doctor bodies in two rows are arranged in a staggered manner.
The principle of the invention is as follows, in combination with the accompanying drawings: the rotation handle rotates to drive the driving shaft to rotate, so that the worm and the worm wheel are driven to rotate, the angle of the rotating shaft is changed, and finally the angle of the scraper component is changed, so that the scraper is applicable to scraping of rotting matters in different tree holes and tree grooves, the use is more convenient, and the cleaning efficiency is high; the surface in a plurality of tree holes and tree grooves is generally uneven, and the scraper body is elastically telescopic after being subjected to external pressure in the structure, so that the scraper can automatically adapt to the uneven shape of the inner wall of the tree holes and the bottom of the tree grooves, and the normal tree tissues are not easily damaged when the rotting matters are scraped, so that the rotting matters are scraped more thoroughly.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.
Claims (6)
1. The utility model provides a long handle scraper for cleaning of ancient tree rotten wooden top layer, includes scrapes the handle, its characterized in that, the upper end of scraping the handle is fixed with the casing, be equipped with U-shaped connecting seat in the casing, the bottom of U-shaped connecting seat extends and forms the adapter sleeve, be equipped with the scraper subassembly on the adapter sleeve, one side of casing is equipped with long slotted hole, the scraper subassembly passes the long slotted hole and stretches out the casing, be equipped with the pivot between the open end of U-shaped connecting seat, the both ends and the both sides of casing of pivot rotate to be connected, the middle part of pivot is equipped with the worm wheel, the bottom of casing is equipped with the worm with worm wheel meshing, the scraper handle is hollow structure, be equipped with in the scraper handle with worm coaxial fixed connection's of drive shaft, the lower extreme of scraper handle is equipped with the rotation handle that is used for driving the drive shaft pivoted;
a holding sleeve is fixed on the outer side of the lower end of the scraper handle;
the scraper assembly comprises a connecting rod, a scraper seat and a plurality of scraper bodies, one end of the connecting rod is fixedly connected with the connecting sleeve, the other end of the connecting rod is fixedly connected with the inner end side surface of the scraper seat, the outer end surface of the scraper seat is an arc surface, and the scraper bodies are in fan-shaped distribution and are connected with the outer side surface of the scraper seat;
the scraper body include cutter arbor and tool bit, be equipped with the arc chamber in the cutter holder, the inner of cutter arbor stretches into the arc intracavity, the inner of cutter arbor is equipped with the guiding hole, be equipped with the guide bar in the guiding hole, the inner of guide bar and the arc bottom surface fixed connection in arc chamber, the inner of cutter arbor is equipped with spacing bulge loop, sliding connection between guide bar and the guiding hole, the outside cover of guide bar is equipped with the pressure spring.
2. The long handle scraper for cleaning the surface layer of the rotten wood of the ancient trees according to claim 1, wherein a spline shaft is arranged at the lower end of the driving shaft, the spline shaft is coaxially and slidably connected with the driving shaft, a first bevel gear is arranged at the lower end of the spline shaft, a second bevel gear is fixed on the lower end face of the first bevel gear, a return spring is sleeved on the outer side of the spline shaft, a limit seat is fixed at the lower end of the scraper handle, a first bevel gear meshed with the first bevel gear is arranged at the center of the upper end of the limit seat, a rotating rod is fixed at the upper end of the rotating rod, a second bevel gear matched with the second bevel gear is arranged at the center of the upper end of the rotating rod, the rotating rod is coaxially and slidably connected with the rotating seat, an annular boss is arranged on the side face of the rotating rod, a limit ring is arranged at the lower end of the limit seat, and an end cover is arranged at the lower end of the scraper handle.
3. The long handle scraper for cleaning the surface layer of the rotten wood of the ancient tree according to claim 1 or 2, wherein the outer side of the rotating handle is provided with anti-skid patterns.
4. The long handle scraper for cleaning the surface layer of the rotten wood of the ancient tree according to claim 1, wherein the middle part of the scraper handle is sleeved with a sliding sleeve, the side surface of the sliding sleeve is provided with a spotlight, the spotlight is rotationally connected with the side surface of the sliding sleeve, and the side surface of the sliding sleeve is provided with a locking bolt.
5. The long handle scraper for cleaning the surface layer of the rotten wood of the ancient tree according to claim 1, wherein the cutter head is spherical, the outer spherical surface of the cutter head is provided with cutting edges which are distributed in a cross shape, and the cutting edges are provided with a plurality of toothed cutting edges.
6. The long handle scraper for cleaning the surface layer of the decayed wood of the ancient tree according to claim 1, wherein the scraper bodies are distributed in two rows up and down, and the two rows of scraper bodies are distributed in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729206.0A CN110352734B (en) | 2019-08-08 | 2019-08-08 | Long handle scraper for cleaning rotten wooden surface layer of ancient tree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729206.0A CN110352734B (en) | 2019-08-08 | 2019-08-08 | Long handle scraper for cleaning rotten wooden surface layer of ancient tree |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110352734A CN110352734A (en) | 2019-10-22 |
| CN110352734B true CN110352734B (en) | 2024-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910729206.0A Active CN110352734B (en) | 2019-08-08 | 2019-08-08 | Long handle scraper for cleaning rotten wooden surface layer of ancient tree |
Country Status (1)
| Country | Link |
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| CN (1) | CN110352734B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101140B (en) * | 2021-12-22 | 2022-09-20 | 杭州植物园(杭州西湖园林科学研究院) | Pomacea canaliculata egg trapping intelligent rod with egg mass collecting function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201648858U (en) * | 2010-01-29 | 2010-11-24 | 太仓沪太嫦娥造纸设备有限公司 | Movable scraper |
| JP2012045829A (en) * | 2010-08-27 | 2012-03-08 | Tokai Seiki Kk | Screen printer, and method for removing ink in the same |
| CN207083651U (en) * | 2017-08-17 | 2018-03-13 | 广东飘之绿名木古树保护有限公司 | Ancient and well-known trees treehole device rotten clearly |
| CN208191452U (en) * | 2018-04-30 | 2018-12-07 | 韶关市武江区中久电子科技有限公司 | A kind of tree trimming device of adjustable-angle |
| CN210491798U (en) * | 2019-08-08 | 2020-05-12 | 杭州植物园（杭州市园林科学研究院） | Ancient trees are clear rotten with long handle scraper structure |
-
2019
- 2019-08-08 CN CN201910729206.0A patent/CN110352734B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201648858U (en) * | 2010-01-29 | 2010-11-24 | 太仓沪太嫦娥造纸设备有限公司 | Movable scraper |
| JP2012045829A (en) * | 2010-08-27 | 2012-03-08 | Tokai Seiki Kk | Screen printer, and method for removing ink in the same |
| CN207083651U (en) * | 2017-08-17 | 2018-03-13 | 广东飘之绿名木古树保护有限公司 | Ancient and well-known trees treehole device rotten clearly |
| CN208191452U (en) * | 2018-04-30 | 2018-12-07 | 韶关市武江区中久电子科技有限公司 | A kind of tree trimming device of adjustable-angle |
| CN210491798U (en) * | 2019-08-08 | 2020-05-12 | 杭州植物园（杭州市园林科学研究院） | Ancient trees are clear rotten with long handle scraper structure |
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| Publication number | Publication date |
|---|---|
| CN110352734A (en) | 2019-10-22 |
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Address after: 310013 taoyuanling 1, Xihu District, Hangzhou, Zhejiang Applicant after: Hangzhou Botanical Garden (Hangzhou West Lake Garden Science Research Institute) Address before: 310013 taoyuanling 1, Xihu District, Hangzhou, Zhejiang Applicant before: HANGZHOU BOTANICAL GARDEN (HANGZHOU GARDEN SCIENCES Research Institute) |
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