CN111512818B - Hand-operated pole pruning saw - Google Patents
Hand-operated pole pruning saw Download PDFInfo
- Publication number
- CN111512818B CN111512818B CN202010465201.4A CN202010465201A CN111512818B CN 111512818 B CN111512818 B CN 111512818B CN 202010465201 A CN202010465201 A CN 202010465201A CN 111512818 B CN111512818 B CN 111512818B
- Authority
- CN
- China
- Prior art keywords
- rod
- fluted disc
- fixedly connected
- pin shaft
- telescopic
- 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
Images
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
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/08—Other tools for pruning, branching or delimbing standing trees
- A01G3/083—Manual pruning saws
Abstract
The invention discloses a hand-operated pole pruning saw, and belongs to the technical field of pole pruning saws of agricultural and forestry machinery. A hand-operated pole pruning saw comprises a frame long rod, a first lug seat, a second lug seat and a connecting hole, wherein the lower end of the frame long rod is connected with a supporting mechanism, the first lug seat and the second lug seat are fixedly connected onto the frame long rod, the connecting hole is formed in the upper end of the frame long rod, manual driving mechanisms are connected onto the first lug seat, the second lug seat and the connecting hole, a sliding groove is formed in the top end of the frame long rod, a pruning mechanism is connected onto the sliding groove, and the pruning mechanism is matched with the manual driving mechanisms; the invention effectively solves the problems that the single-cylinder gasoline engine high-branch saw has high noise, pollutes the environment, is limited in use environment, and is labor-consuming to use and low in working efficiency in common manual high-branch saws.
Description
Technical Field
The invention relates to the technical field of high-branch saws, in particular to a manual high-branch saw relating to agricultural and forestry machinery.
Background
The high branch saw is a high branch pruning saw, also called as a mower and a motorized sickle, is one of garden machines commonly used for pruning trees in landscaping, and has the main application fields of landscaping, yard maintenance, highway cleaning, forest fire prevention, crop harvesting and the like; every time a garden unit enters winter, the garden unit usually cuts branches of trees to reduce water evaporation and reduce the influence of plant diseases and insect pests on the trees, and according to the type of power, high branch saws are generally divided into manual high branch saws and two-stroke motor high branch saws.
The two-stroke pole pruning saw has higher efficiency, but is not suitable for maintaining urban gardens due to high noise and poor discharge conditions, and the common manual pole pruning saw on the market has unreasonable structure, is labor-consuming to use, has an operation mode which does not meet the requirements of human engineering, is easy to work and fatigue by a user and has lower working efficiency.
Disclosure of Invention
The invention aims to solve the problems that a single-cylinder gasoline engine power high-branch saw is high in noise, pollutes the environment and is limited in use environment, and a common manual high-branch saw is labor-consuming to use and low in working efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a hand formula branches of tall trees saw, includes frame stock, first ear seat, second ear seat and connecting hole, the lower extreme of frame stock is connected with supporting mechanism, first ear seat and second ear seat fixed connection are on the frame stock, the connecting hole sets up in frame stock upper end, be connected with manual drive mechanism on first ear seat, second ear seat and the connecting hole, the top of frame stock is provided with the spout, be connected with branch sawing mechanism on the spout, branch sawing mechanism and manual drive mechanism phase-match.
Preferably, the support mechanism comprises a telescopic inner rod, the bottom end of the telescopic inner rod is fixedly connected with a pedal, and the bottom surface of the pedal is fixedly connected with an anti-skid bulge; the telescopic outer rod is connected to the telescopic inner rod in a sleeved mode, the ear body is fixedly connected to the top end of the telescopic outer rod, the telescopic outer rod is connected with the ear seat in the bottom end of the rack long rod in a rotating mode through the ear body, the telescopic outer rod is further connected with the adjusting bolt in a screwed mode, the telescopic rod is provided with a telescopic rod adjusting hole in the telescopic inner rod, and the telescopic rod adjusting hole is matched with the adjusting bolt.
Preferably, manual drive mechanism is including first fluted disc and first round pin axle, first fluted disc rotates to be connected on first ear seat, go back fixedly connected with crank on the first fluted disc, first round pin axle rotates to be connected on second ear seat, the epaxial fixedly connected with second fluted disc of first round pin, it is connected with first linkage chain to encircle on first fluted disc and the second fluted disc.
Preferably, the manual driving mechanism further comprises a third fluted disc and a second pin shaft, the third fluted disc is fixedly connected to the first pin shaft and is far away from one end of the second fluted disc, the second pin shaft is fixedly connected with a bearing, the bearing is fixedly installed on the connecting hole, the second pin shaft is rotatably connected with the long rod of the rack through the bearing, the second pin shaft is fixedly connected with a fourth fluted disc, and a second linkage chain is connected to the third fluted disc and the fourth fluted disc in a surrounding manner.
Preferably, the branch sawing mechanism comprises a short connecting rod and a long connecting rod, one end of the short connecting rod is fixedly connected to the second pin shaft, the long connecting rod is rotatably connected to one end of the short connecting rod away from the second pin shaft, one end of the long connecting rod away from the short connecting rod is rotatably connected to the saw blade, and the saw blade is provided with a saw blade
And a first rolling shaft and a second rolling shaft are fixedly arranged on the frame, the first rolling shaft and the second rolling shaft are both connected in a sliding groove in a rolling manner, and a 3-5-degree inclination angle is arranged between the sliding groove and the long rod of the frame.
Compared with the prior art, the invention provides a hand-operated pole pruning saw which has the following beneficial effects:
(1) the bottom end of the invention is provided with the supporting mechanism, when a user utilizes the device body to saw branches, the pedal plate at the bottom end of the supporting mechanism has larger area, the device body can be ensured to be stably placed on the ground, the user can step on the pedal plate by feet during working, so that the stability of the bottom of the device during use can be further ensured, the pedal plate is fixedly connected with an inner telescopic rod, the inner telescopic rod is sleeved with an outer telescopic rod, the outer telescopic rod is also spirally connected with an adjusting bolt, the inner telescopic rod is provided with an adjusting hole of a telescopic rod, the adjusting hole of the telescopic rod is matched with the adjusting bolt, when the device is used, the height of the outer telescopic rod can be adjusted according to the actual requirement of the sawing branches, then the outer telescopic rod is fixed at the required height by the adjusting bolt, and the operation is very convenient.
(2) When the manual driving mechanism is used, a user can drive the first fluted disc to rotate by rotating the crank, the first fluted disc drives the second fluted disc to rotate by the first linkage chain when rotating, the second fluted disc is fixedly connected to the first pin shaft, the first pin shaft is also driven to rotate by the second fluted disc when rotating, one end of the first pin shaft, which is far away from the second fluted disc, is fixedly connected with the third fluted disc, so that the third fluted disc can also rotate along with the first fluted disc, the fourth fluted disc can be driven to rotate by the second linkage chain when rotating, and the fourth fluted disc is connected with the branch sawing mechanism, so that a saw blade can be driven to work, compared with a common manual lopper saw on the market, the manual driving mechanism designed in the invention has higher transmission efficiency and higher working efficiency; in addition, the user can also adjust the size of first fluted disc, second fluted disc, third fluted disc and fourth fluted disc according to the work needs of reality, and it is more convenient to use, has also improved the efficiency of manual saw branch work simultaneously greatly.
(3) When the manual driving mechanism works, the fourth fluted disc can drive the second pin shaft to rotate, the short connecting rod of the branch sawing mechanism is also fixedly connected with the second pin shaft and can drive the short connecting rod to rotate through the second pin shaft, the short connecting rod is rotationally connected with the long connecting rod, one end of the long connecting rod, which is far away from the short connecting rod, is also rotationally connected with a saw blade, the saw blade is slidably connected in the chute through the first rolling shaft and the second rolling shaft, and the short connecting rod can drive the long connecting rod to pull the saw blade to reciprocate on the chute when rotating, so that the branch sawing work can be realized, a 3-5-degree inclination angle is arranged between the chute and the long rod of the stand, the saw blade can be inclined downwards, the branch sawing work is more convenient, and the saw blade is arranged according to the tail end of the long rod of the stand, when the manual driving mechanism is used, because the gravity of the long rod of the stand and a user can apply a downward force on the long rod, due to the action of the moment, a larger downward pressure can be applied to the saw blade, so that the sawing operation is more convenient; in conclusion, the single-cylinder gasoline engine high-branch saw effectively solves the problems that a single-cylinder gasoline engine high-branch saw is high in noise, pollutes the environment, is limited in use environment, and is labor-consuming to use and low in working efficiency in common manual high-branch saws.
Drawings
Fig. 1 is a schematic structural view of a hand-operated pole pruning saw provided by the invention;
FIG. 2 is a schematic view of an explosion structure of a hand-operated pole pruning saw according to the present invention;
fig. 3 is a schematic structural diagram of a supporting mechanism of the hand-operated pole pruning saw provided by the invention;
fig. 4 is a schematic structural diagram of a manual driving mechanism of the hand-operated pole pruning saw provided by the invention;
fig. 5 is a schematic structural view of a portion a in fig. 2 of the hand-operated pole pruning saw according to the present invention.
Description of the figure numbers:
1. a support mechanism; 101. a telescopic inner rod; 102. a foot pedal; 103. a telescopic outer rod; 104. an ear body; 105. adjusting the bolt; 2. a long frame rod; 3. a first ear mount; 4. a second ear mount; 5. connecting holes; 6. a chute; 7. a manual drive mechanism; 701. a first fluted disc; 702. a first pin shaft; 703. a second pin shaft; 704. a crank; 705. a second fluted disc; 706. a third fluted disc; 707. a first link chain; 708. a bearing; 709. a fourth fluted disc; 710. a second linkage chain; 8. a branch sawing mechanism; 801. a short connecting rod; 802. a long connecting rod; 803. a saw blade; 804. a first roller; 805. a second roller.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, a hand-operated pole pruning saw comprises a frame long rod 2, a first ear seat 3, a second ear seat 4 and a connecting hole 5, wherein the lower end of the frame long rod 2 is connected with a supporting mechanism 1, the first ear seat 3 and the second ear seat 4 are fixedly connected on the frame long rod 2, the connecting hole 5 is arranged at the upper end of the frame long rod 2, the first ear seat 3, the second ear seat 4 and the connecting hole 5 are connected with a manual driving mechanism 7, the top end of the frame long rod 2 is provided with a sliding groove 6, the sliding groove 6 is connected with a pruning mechanism 8, and the pruning mechanism 8 is matched with the manual driving mechanism 7.
The supporting mechanism 1 comprises a telescopic inner rod 101, the bottom end of the telescopic inner rod 101 is fixedly connected with a pedal plate 102, and the bottom surface of the pedal plate 102 is fixedly connected with an anti-skid bulge; telescopic outer rod 103 is connected to the cover on telescopic inner rod 101, and the top fixedly connected with ear body 104 of telescopic outer rod 103, telescopic outer rod 103 rotate with the ear seat of 2 bottoms of frame stock through ear body 104 and are connected, and telescopic outer rod 103 is last still threaded connection has adjusting bolt 105, is provided with telescopic link regulation hole on telescopic inner rod 101, telescopic link regulation hole and adjusting bolt 105 phase-match.
The bottom end of the invention is provided with the supporting mechanism 1, when a user utilizes the device body to saw branches, the area of the pedal plate 102 at the bottom end of the supporting mechanism 1 is larger, the device body can be stably placed on the ground, the user can step on the pedal plate 102 with feet during working, so that the stability of the bottom of the device during use can be further ensured, the pedal plate 102 is fixedly connected with the telescopic inner rod 101, the telescopic inner rod 101 is sleeved with the telescopic outer rod 103, the telescopic outer rod 103 is also in threaded connection with the adjusting bolt 105, the telescopic inner rod 101 is provided with the telescopic rod adjusting hole, the telescopic rod adjusting hole is matched with the adjusting bolt 105, when the device is used, the height of the telescopic outer rod 103 can be adjusted according to actual sawing branches, and then the telescopic outer rod 103 is fixed at the required height by the adjusting bolt 105, so that the operation is very convenient.
Example 2:
referring to fig. 4, there is a difference in the embodiment 1;
the manual driving mechanism 7 includes a first fluted disc 701 and a first pin shaft 702, the first fluted disc 701 is rotatably connected to the first ear base 3, the first fluted disc 701 is further fixedly connected to a crank 704, the first pin shaft 702 is rotatably connected to the second ear base 4, the first pin shaft 702 is fixedly connected to a second fluted disc 705, and the first fluted disc 701 and the second fluted disc 705 are connected to a first linkage chain 707 in a surrounding manner.
The manual driving mechanism 7 further includes a third fluted disc 706 and a second pin 703, the third fluted disc 706 is fixedly connected to one end of the first pin 702 far away from the second fluted disc 705, a bearing 708 is fixedly connected to the second pin 703, the bearing 708 is fixedly installed on the connecting hole 5, the second pin 703 is rotatably connected to the long rod 2 of the machine frame through the bearing 708, a fourth fluted disc 709 is fixedly connected to the second pin 703, and a second linkage chain 710 is connected to the third fluted disc 706 and the fourth fluted disc 709 in a surrounding manner.
When the manual driving mechanism 7 is used, a user can drive the first fluted disc 701 to rotate by rotating the crank 704, the first fluted disc 701 drives the second fluted disc 705 to rotate by the first linkage chain 707 when rotating, the second fluted disc 705 is fixedly connected to the first pin shaft 702, the first pin shaft 702 is also driven to rotate by the second fluted disc 705 when rotating, one end of the first pin shaft 702, which is far away from the second fluted disc 705, is fixedly connected with the third fluted disc 706, so that the third fluted disc 706 can rotate along with the third fluted disc, the fourth fluted disc 709 can be driven to rotate by the second linkage chain 710 when rotating the third fluted disc 706, and the fourth fluted disc 709 is connected with the branch sawing mechanism 8, so that the saw blade 803 can be driven to work, compared with a common manual pole pruning saw on the market, the manual driving mechanism 8 designed in the invention has higher transmission efficiency and higher working efficiency; in addition, the user can adjust the sizes of the first toothed disc 701, the second toothed disc 705, the third toothed disc 706 and the fourth toothed disc 709 according to actual working requirements, so that the use is more convenient, and meanwhile, the efficiency of manual branch sawing work is greatly improved.
Example 3:
referring to fig. 5; the difference is based on embodiment 1 or 2; the branch sawing mechanism 8 comprises a short connecting rod 801 and a long connecting rod 802, one end of the short connecting rod 801 is fixedly connected to the second pin shaft 703, the long connecting rod 802 is rotatably connected to one end of the short connecting rod 801 far away from the second pin shaft 703, one end of the long connecting rod 802 far away from the short connecting rod 801 is rotatably connected to the saw blade 803, the saw blade 803 is also fixedly provided with a first rolling shaft 804 and a second rolling shaft 805, the first rolling shaft 804 and the second rolling shaft 805 are both connected in the sliding groove 6 in a rolling manner, and an inclination angle of 3-5 degrees is arranged between the sliding groove 6 and the long rod 2 of the rack.
When the manual driving mechanism 7 of the present invention works, the fourth fluted disc 709 can drive the second pin shaft 703 to rotate, the short connecting rod of the branch sawing mechanism 8 is also fixedly connected with the second pin shaft 703, the short connecting rod 801 can be driven to rotate by the second pin shaft 703, the short connecting rod 801 is rotatably connected with the long connecting rod 802, one end of the long connecting rod 802 far away from the short connecting rod 801 is also rotatably connected with the saw blade 803, the saw blade 803 is slidably connected in the chute 6 by the first roller 804 and the second roller 805, the short connecting rod 801 can drive the long connecting rod 802 to pull the saw blade 803 to reciprocate on the chute 6 when rotating, thereby realizing the branch sawing work, and the inclination angle of 3-5 degrees is arranged between the chute 6 and the long rack 2, the saw blade 803 can have an angle inclined downwards, which is more convenient for the branch sawing work, and the saw blade 803 is arranged at the tail end of the long rack 2, when in use, due to the gravity of the long rod 2 of the frame and the downward force exerted on the long rod 2 of the frame by a user, a larger downward force can be exerted on the saw blade 803 due to the action of the moment, thereby being more convenient for the operation of sawing branches; in conclusion, the single-cylinder gasoline engine high-branch saw effectively solves the problems that a single-cylinder gasoline engine high-branch saw is high in noise, pollutes the environment, is limited in use environment, and is labor-consuming to use and low in working efficiency in common manual high-branch saws.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (1)
1. The utility model provides a hand formula branches of tall trees saw, includes organic frame stock (2), first ear seat (3), second ear seat (4) and connecting hole (5), its characterized in that: the lower end of the rack long rod (2) is connected with a supporting mechanism (1), the first ear seat (3) and the second ear seat (4) are fixedly connected onto the rack long rod (2), the connecting hole (5) is formed in the upper end of the rack long rod (2), the first ear seat (3), the second ear seat (4) and the connecting hole (5) are connected with a manual driving mechanism (7), the top end of the rack long rod (2) is provided with a sliding groove (6), the sliding groove (6) is connected with a branch sawing mechanism (8), and the branch sawing mechanism (8) is matched with the manual driving mechanism (7);
the supporting mechanism (1) comprises a telescopic inner rod (101), the bottom end of the telescopic inner rod (101) is fixedly connected with a pedal plate (102), and the bottom surface of the pedal plate (102) is fixedly connected with an anti-skid bulge; the telescopic inner rod (101) is sleeved with a telescopic outer rod (103), the top end of the telescopic outer rod (103) is fixedly connected with an ear body (104), the telescopic outer rod (103) is rotatably connected with an ear seat at the bottom end of the long rod (2) of the rack through the ear body (104), the telescopic outer rod (103) is also in threaded connection with an adjusting bolt (105), a telescopic rod adjusting hole is formed in the telescopic inner rod (101), and the telescopic rod adjusting hole is matched with the adjusting bolt (105);
the manual driving mechanism (7) comprises a first fluted disc (701) and a first pin shaft (702), the first fluted disc (701) is rotatably connected to the first ear seat (3), the first fluted disc (701) is also fixedly connected with a crank (704), the first pin shaft (702) is rotatably connected to the second ear seat (4), the first pin shaft (702) is fixedly connected with a second fluted disc (705), and a first linkage chain (707) is connected to the first fluted disc (701) and the second fluted disc (705) in a surrounding manner;
the manual driving mechanism (7) further comprises a third fluted disc (706) and a second pin shaft (703), the third fluted disc (706) is fixedly connected to one end, far away from the second fluted disc (705), of the first pin shaft (702), a bearing (708) is fixedly connected to the second pin shaft (703), the bearing (708) is fixedly installed on the connecting hole (5), the second pin shaft (703) is rotatably connected with the long rack rod (2) through the bearing (708), a fourth fluted disc (709) is fixedly connected to the second pin shaft (703), and a second linkage chain (710) is connected to the third fluted disc (706) and the fourth fluted disc (709) in a surrounding manner;
branch sawing mechanism (8) is including short connecting rod (801) and long connecting rod (802), the one end fixed connection of short connecting rod (801) is on second round pin axle (703), long connecting rod (802) rotate to be connected and keep away from second round pin axle (703) one end at short connecting rod (801), long connecting rod (802) are kept away from short connecting rod (801) one end and are rotated and connect on saw blade (803), still fixed mounting has first roller bearing (804) and second roller bearing (805) on saw blade (803), equal roll connection of first roller bearing (804) and second roller bearing (805) is in spout (6), be provided with 3-5 degrees inclination between spout (6) and frame stock (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010465201.4A CN111512818B (en) | 2020-05-28 | 2020-05-28 | Hand-operated pole pruning saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010465201.4A CN111512818B (en) | 2020-05-28 | 2020-05-28 | Hand-operated pole pruning saw |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111512818A CN111512818A (en) | 2020-08-11 |
| CN111512818B true CN111512818B (en) | 2022-05-17 |
Family
ID=71907129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010465201.4A Active CN111512818B (en) | 2020-05-28 | 2020-05-28 | Hand-operated pole pruning saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111512818B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4207675A (en) * | 1978-05-15 | 1980-06-17 | Clarence Burchell | Adjustable utility extension handle for electrically powered handtool |
| WO1989008381A1 (en) * | 1988-03-07 | 1989-09-21 | Vito Trotta | Electrical hand pruning saw |
| GB9905790D0 (en) * | 1999-03-12 | 1999-05-05 | Darban Peter D | Manually-operable tools |
| CN1271515A (en) * | 1999-04-26 | 2000-11-01 | 刘昌喆 | Portable tree cropper |
| CN2877932Y (en) * | 2006-03-24 | 2007-03-14 | 臧云海 | Manually operated labor-saving saw |
| CN202918754U (en) * | 2012-12-01 | 2013-05-08 | 俞春蕾 | Saw |
| CN204948869U (en) * | 2015-08-04 | 2016-01-13 | 玉门市玉港农林综合开发有限公司 | Fruit tree pruning machine |
| KR20160059650A (en) * | 2014-11-19 | 2016-05-27 | 이경민 | Auto cutting tool |
| CN107646380A (en) * | 2017-10-23 | 2018-02-02 | 国网山东省电力公司烟台供电公司 | A kind of novel hand-operated overhead power transmission line passage tree bamboo device for clearing away obstacle |
| CN208079928U (en) * | 2018-03-30 | 2018-11-13 | 新昌县南明街道秀景苗木场 | A kind of afforestation maintenance Gao Zhiju |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4359822A (en) * | 1979-03-15 | 1982-11-23 | Kolodziejczyk John P | Power chain saw handle attachment |
| AUPQ968600A0 (en) * | 2000-08-28 | 2000-09-21 | McArther, Colin Anthony | Improved vine pruning machine |
| CN102487739B (en) * | 2009-07-17 | 2015-02-04 | 苏州宝时得电动工具有限公司 | Plant trimmer |
| CN102960187B (en) * | 2012-11-08 | 2015-01-28 | 陕西科技大学 | Automatic trimming device for high branches |
| CN103518554A (en) * | 2013-10-18 | 2014-01-22 | 江苏天亮园林建设有限公司 | Energy-saving type hedge machine |
| EP2979538B1 (en) * | 2014-07-30 | 2017-09-06 | Mtd Products Inc. | Pruning shears |
| US20160318171A1 (en) * | 2015-04-30 | 2016-11-03 | Joseph Gonzales | Telescopic saw |
| CN106718145A (en) * | 2017-02-27 | 2017-05-31 | 山东理工大学 | Human assistance hand-held rack-and-pinion reducing branch clamps electronic red bayberry girdling device |
| CN107950222A (en) * | 2017-12-13 | 2018-04-24 | 成都优速大荣科技有限公司 | A kind of town road Green belt trimmer |
| CN209403105U (en) * | 2018-11-23 | 2019-09-20 | 浙江莱姆新能源科技有限公司 | A kind of portable pole pruning saw that can be stretched |
-
2020
- 2020-05-28 CN CN202010465201.4A patent/CN111512818B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4207675A (en) * | 1978-05-15 | 1980-06-17 | Clarence Burchell | Adjustable utility extension handle for electrically powered handtool |
| WO1989008381A1 (en) * | 1988-03-07 | 1989-09-21 | Vito Trotta | Electrical hand pruning saw |
| GB9905790D0 (en) * | 1999-03-12 | 1999-05-05 | Darban Peter D | Manually-operable tools |
| CN1271515A (en) * | 1999-04-26 | 2000-11-01 | 刘昌喆 | Portable tree cropper |
| CN2877932Y (en) * | 2006-03-24 | 2007-03-14 | 臧云海 | Manually operated labor-saving saw |
| CN202918754U (en) * | 2012-12-01 | 2013-05-08 | 俞春蕾 | Saw |
| KR20160059650A (en) * | 2014-11-19 | 2016-05-27 | 이경민 | Auto cutting tool |
| CN204948869U (en) * | 2015-08-04 | 2016-01-13 | 玉门市玉港农林综合开发有限公司 | Fruit tree pruning machine |
| CN107646380A (en) * | 2017-10-23 | 2018-02-02 | 国网山东省电力公司烟台供电公司 | A kind of novel hand-operated overhead power transmission line passage tree bamboo device for clearing away obstacle |
| CN208079928U (en) * | 2018-03-30 | 2018-11-13 | 新昌县南明街道秀景苗木场 | A kind of afforestation maintenance Gao Zhiju |
Non-Patent Citations (1)
| Title |
|---|
| "中国制造2 0 2 5"战略背景下;陈前程;《安徽科技》;20181031(第10期);第40-42页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111512818A (en) | 2020-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205961845U (en) | Mild lawn mower takes action | |
| CN201101001Y (en) | Corn stalk reaper | |
| CN210900479U (en) | Vegetation trimming means is used in gardens maintenance | |
| CN111512818B (en) | Hand-operated pole pruning saw | |
| CN109168563A (en) | Hydraulic-driven grass trimmer | |
| CN212993107U (en) | Trimming machine for garden trimming lawn | |
| CN203523259U (en) | Weeding machine for orchard | |
| CN211509844U (en) | Navel orange is planted and is used weeding device | |
| CN218680098U (en) | Antiwind blade structure of tea garden weeder | |
| CN109121660A (en) | A kind of municipal administration gardens grass trimmer | |
| CN213245584U (en) | Mini-tiller with grass mowing mechanism | |
| CN208609414U (en) | A kind of grass trimmer | |
| CN213907516U (en) | Weed trimmer for landscaping | |
| CN2439773Y (en) | Small self-propelled cane harvester | |
| CN211020024U (en) | Small hand-push type lawnmower | |
| CN211509849U (en) | Grass device is repaiied in horticulture | |
| CN213485883U (en) | Tree high branch trimming device for landscaping | |
| CN205546542U (en) | Grass cutting device is used in construction of wetland park lawn | |
| CN209283729U (en) | A kind of flail mower with engine | |
| CN110447374A (en) | Grass trimmer between a kind of fructus lycii special electronic induction plant | |
| CN219373030U (en) | Municipal administration is with device that loosens soil | |
| CN213938900U (en) | Grass trimmer for landscaping | |
| CN111955143B (en) | Shrub and garden trimming means on lawn dual purpose | |
| CN212660510U (en) | Weeding and soil feeding machine | |
| CN2157659Y (en) | Self-walking motor-driven pruning machine for tea plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |