CN109197211B - Energy-saving agricultural pruning shears - Google Patents
Energy-saving agricultural pruning shears Download PDFInfo
- Publication number
- CN109197211B CN109197211B CN201811358053.5A CN201811358053A CN109197211B CN 109197211 B CN109197211 B CN 109197211B CN 201811358053 A CN201811358053 A CN 201811358053A CN 109197211 B CN109197211 B CN 109197211B
- Authority
- CN
- China
- Prior art keywords
- rotating arm
- cutting edge
- arm
- rotor arm
- sliding block
- 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
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1861—Rotary generators driven by animals or vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Scissors And Nippers (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses an energy-saving agricultural pruning shear, which comprises a first rotating arm and a second rotating arm which are mutually hinged, wherein a battery is arranged on the first rotating arm, an insulating rubber sleeve is arranged on a handheld part, a conductive contact piece is arranged on the outer side of the insulating rubber sleeve, a hinged part and the first rotating arm are rotationally limited, the hinged part is rotationally connected with the second rotating arm, one end of the hinged part, which is close to the second rotating arm, is provided with a through hole, a polygonal sliding groove is arranged in the hinged part, a coil is fixedly arranged in the polygonal sliding groove, a sliding block is arranged in the polygonal sliding groove in a sliding mode, a reset spring is arranged between the sliding block and the bottom of the polygonal sliding groove, a sliding iron core is arranged on the sliding block, the sliding block penetrates through the through hole to be connected with a limiting wheel, a convex ring is arranged on the second rotating arm, the limiting wheel and the convex ring. The agricultural pruning shears can prevent self damage caused by misoperation.
Description
Technical Field
The invention belongs to the technical field of branch pruning tools, and particularly relates to an energy-saving agricultural pruning shear, which is used for pruning branches of fruit trees and gardening.
Background
Pruning shears are tools used for pruning fruit trees and horticultural trees. The pruning scissors that are most commonly used are similar to scissors, including two pivoted rotor arms each other, and the one side that lies in articulated position on two rotor arms is the cutting edge of mutually supporting, and the opposite side is handheld portion, is equipped with the spring that the rotor arm was opened to the bullet generally between two handheld portions, and this kind of pruning scissors structure is light and handy, conveniently carries convenient operation.
However, in the long-time trimming process, especially in the process of trimming the rattans, due to the complicated growth of the rattans, one hand is required to hold the rattans and the other hand is required to cut the rattans, and if the operation is wrong, the user can easily cut his hand, so that the safety is not high.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an energy-saving agricultural pruning shear which can stop rotating when a cutting edge touches a body part of the agricultural pruning shear, so that the agricultural pruning shear can prevent the agricultural pruning shear from being damaged by misoperation.
In order to solve the technical problem, the invention is solved by the following technical scheme: an energy-saving agricultural pruning shear comprises a first rotating arm and a second rotating arm which are mutually hinged through an articulated piece, wherein a first cutting edge and a second cutting edge which are mutually matched are respectively arranged on one side of the first rotating arm and one side of the second rotating arm which are positioned at the hinged position, the other side of the first rotating arm and the other side of the second rotating arm which are positioned at the hinged position are both handheld parts, a first spring which can flick the first rotating arm and the second rotating arm is arranged between the handheld parts, a battery is arranged on the first rotating arm, an insulating rubber sleeve is arranged on the handheld part, a conductive contact piece is arranged on the outer side of the insulating rubber sleeve, the articulated piece and the first rotating arm are rotationally limited, the articulated piece and the second rotating arm are rotationally connected, a through hole is arranged at one end of the articulated piece, which is close to the second rotating arm, and a polygonal sliding chute is arranged in the articulated piece, the improved battery cutting device is characterized in that a coil is fixedly arranged in the polygonal sliding groove, a sliding block is arranged at one end, close to the through hole, of the polygonal sliding groove in a sliding mode, a reset spring is arranged between the sliding block and the bottom of the polygonal sliding groove, a sliding iron core matched with the coil is arranged on the sliding block, the sliding block penetrates through the through hole and is connected with a limiting wheel, first limiting teeth which are uniformly distributed are arranged on the outer side of the limiting wheel, a convex ring is arranged on the second rotating arm, second limiting teeth matched with the first limiting teeth are arranged on the inner side of the convex ring, the first cutting edge is connected with the coil and then connected with the positive electrode or the negative electrode of the battery, and the conductive contact piece is. When the pruning shears are used, one hand of a person is held on the insulating rubber sleeve to be contacted with the conductive contact piece, the other parts of the body of the person are contacted with the first cutting edge, the other parts of the body of the person are connected with the coil to form a passage, the coil can attract the sliding iron core to move, and the limiting wheel enters the convex ring to limit the first rotating arm and the second rotating arm, so that the parts of the body of the person are prevented from being cut during use.
In the above technical solution, preferably, the hinge member includes a nut having the polygonal sliding groove therein and a barrel screwed with the nut, a large end of the nut is hexagonal and embedded in the first rotating arm, the second rotating arm is rotationally matched with the periphery of the barrel, and an end of the barrel is provided with the through hole. The articulated elements adopting the structure can facilitate the assembly of the pruning shears.
In the above technical solution, preferably, the second cutting edge is detachably connected to the second rotating arm by a bolt. Adopt the change second cutting edge that this structure can be convenient when second cutting edge wearing and tearing.
In the above technical solution, preferably, the first rotating arm is provided with a power generation assembly, a rotating shaft of the power generation assembly is connected with a first gear through a one-way bearing, the second rotating arm is provided with an arc rack, the arc rack is in transmission with the first gear through a double-layer gear, and the battery is connected with the power generation assembly. This kind of pruning scissors does not need the battery of large capacity and change the battery owing to can continuously charge the battery when using for the whole weight of pruning scissors reduces.
In the above technical solution, it is preferable that an insulating coating is provided between the first rotating arm and the first cutting edge. By adopting the structure, the first cutting edge and the first rotating arm are insulated, one hand of a person touches the conductive contact piece during pruning, and the other hand of the person does not enable the coil to form a passage when touching other positions except the first cutting edge, so that unnecessary limiting of the first rotating arm and the second rotating arm is prevented.
Compared with the prior art, the invention has the following beneficial effects: when the pruning shears are used, one hand of a person is held on the insulating rubber sleeve to be contacted with the conductive contact piece, the other parts of the body of the person are contacted with the first cutting edge, the other parts of the body of the person are connected with the coil to form a passage, the coil can attract the sliding iron core to move, and the limiting wheel enters the convex ring to limit the first rotating arm and the second rotating arm, so that the parts of the body of the person are prevented from being cut during use.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a hinge in an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 2, an energy-saving agricultural pruning shear comprises a first rotating arm 2 and a second rotating arm 3 hinged to each other through a hinge 1, wherein one side of the first rotating arm 2 and one side of the second rotating arm 3 at the hinge position are respectively provided with a first cutting edge 4 and a second cutting edge 5 which are matched with each other, the other side of the first rotating arm 2 and the other side of the second rotating arm 3 at the hinge position are both handheld parts 6, a first spring 61 which springs the first rotating arm 2 and the second rotating arm 3 open is arranged between the handheld parts 6, the first rotating arm 2 is provided with a power generation assembly 7, a rotating shaft of the power generation assembly 7 is connected with a first gear 8 through a one-way bearing, the second rotating arm 3 is provided with an arc-shaped rack 9, and the arc-shaped rack 9 is in transmission with the first gear 8 through a double-layer gear 10, the first rotating arm 2 is provided with a battery 11, the battery 11 is connected with the power generation assembly 7, the first rotating arm 2 is provided with a winding motor 12, the winding motor 12 is provided with a winding wheel 13, a pull rope 14 is connected between the winding wheel 13 and the second rotating arm 3, of course, in order to increase the winding force of the full winding motor, a speed reduction mechanism may be provided, the first cutting edge 4 is rotatably connected to the first rotating arm 2, the first rotating arm 2 is provided with a limit projection 15, a second spring 16 is provided between the limit projection 15 and the first cutting edge 4, one side of the rotation center of the first cutting edge 4 abuts against the other side of the second spring 16 and abuts against the limit projection 15, and the limit projection 15 is provided with a light touch switch 17 for controlling the winding motor 12. The pruning shears can drive the generator to rotate to generate power through the arc-shaped rack in the process of pruning branches, the first cutting edge cannot contact the light touch switch when fine branches are pruned, when the first cutting edge compresses the second spring to be in contact with the light touch switch when thick branches are pruned, the winding motor starts the winding pull rope to assist in cutting the thick branches, after the thick branches are pruned short, the first cutting edge is separated from the light touch switch, and the first rotating arm and the second rotating arm are mutually flicked by the first spring. This kind of pruning scissors is owing to can last to battery charge when using, does not need the battery of large capacity, consequently is equipped with small-size battery, makes the whole weight of pruning scissors reduce, and charges small-size battery through manual power generation structure in the pruning, can open electronic pruning structure automatically and cut thick branch when cutting thick branch, has not only realized the requirement of portability, has promoted duration moreover greatly, and does not need external connection power or charge, reaches energy-conserving purpose.
An adjusting bolt 18 is arranged on the limiting protrusion 15 in the direction towards the first cutting edge 4, and the tact switch 17 is arranged at the end part of the adjusting bolt 18 close to the first cutting edge 4. Adopt this structure can stretch into spacing bellied distance through adjustment adjusting bolt to adjust the power of starting the coiling motor, thereby make it be applicable to different users, can suitably outwards adjust adjusting bolt to the user that wrist power is said to be big, can suitably inwards adjust adjusting bolt to the user that wrist power is said to be little.
The handheld part 6 is provided with an insulating rubber sleeve 19, the outside of the insulating rubber sleeve 19 is provided with a conductive contact 20, the hinged part 1 and the first rotating arm 2 are limited in rotation, the hinged part 1 is connected with the second rotating arm 3 in rotation, one end of the hinged part 1 close to the second rotating arm 3 is provided with a through hole 21, a polygonal sliding groove 22 is arranged in the hinged part 1, a coil 23 is fixedly arranged in the polygonal sliding groove 22, one end of the polygonal sliding groove 22 close to the through hole 21 is provided with a sliding block 24 in a sliding manner, a return spring 25 is arranged between the sliding block 24 and the bottom of the polygonal sliding groove 22, the sliding block 24 is provided with a sliding iron core 26 matched with the coil, the sliding block 24 penetrates through the through hole to be connected with a limiting wheel 27, the outside of the limiting wheel 27 is provided with first limiting teeth 28 which are uniformly distributed, and the second rotating arm 3 is, the inner side of the convex ring 29 is provided with a second limit tooth 30 matched with the first limit tooth 28, the first cutting edge 4 is connected with the positive pole or the negative pole of the battery 11 after being connected with the coil 23, and the conductive contact piece 20 is connected with the other electrode of the battery 11. When the pruning shears are used, one hand of a person is held on the insulating rubber sleeve to be contacted with the conductive contact piece, the other parts of the body of the person are contacted with the first cutting edge, the other parts of the body of the person are connected with the coil to form a passage, the coil can attract the sliding iron core to move, and the limiting wheel enters the convex ring to limit the first rotating arm and the second rotating arm, so that the parts of the body of the person are prevented from being cut during use.
The second cutting edge 5 is detachably connected to the second rotating arm 3 by a bolt. Adopt the change second cutting edge that this structure can be convenient when second cutting edge wearing and tearing.
The position where the first cutting edge 4 abuts against the limiting protrusion 15 is located at one end of the first rotating arm 2 far away from the hinge member 1. According to the lever principle, the more the branch is close to the hinged part, the more labor is saved for cutting the branch, so that the branch can be in the position close to the hinged part to save labor in general use, and the first cutting edge can normally rotate when the branch is placed between the first cutting edge and the second cutting edge close to one end of the hinged part in the arrangement mode.
An insulating coating is provided between the first turning arm 2 and the first cutting edge 4. By adopting the structure, the first cutting edge and the first rotating arm are insulated, one hand of a person touches the conductive contact piece during pruning, and the other hand of the person does not enable the coil to form a passage when touching other positions except the first cutting edge, so that unnecessary limiting of the first rotating arm and the second rotating arm is prevented.
Claims (5)
1. The utility model provides an energy-saving agricultural pruning scissors, includes first rotor arm (2) and second rotor arm (3) through articulated elements (1) articulated each other, first rotor arm (2) with one side that lies in articulated position on second rotor arm (3) is provided with first cutting edge (4) and second cutting edge (5) of mutually supporting respectively, first rotor arm (2) with second rotor arm (3) lie in articulated position's opposite side and are handheld portion (6), be provided with between handheld portion (6) and bounce open first rotor arm (2) with first spring (61) of second rotor arm (3), its characterized in that: the battery (11) is arranged on the first rotating arm (2), the insulating rubber sleeve (19) is arranged on the handheld portion (6), a conductive contact piece (20) is arranged on the outer side of the insulating rubber sleeve (19), the hinged part (1) and the first rotating arm (2) are limited in rotation, the hinged part (1) and the second rotating arm (3) are connected in rotation, a through hole (21) is formed in one end, close to the second rotating arm (3), of the hinged part (1), a polygonal sliding groove (22) is arranged in the hinged part (1), a coil (23) is fixedly arranged in the polygonal sliding groove (22), a sliding block (24) is arranged at one end, close to the through hole (21), of the polygonal sliding groove (22) in a sliding mode, a reset spring (25) is arranged between the sliding block (24) and the bottom of the polygonal sliding groove (22), and a sliding iron core (26) matched with the coil is arranged on the sliding block (, the sliding block (24) penetrates through the through hole to be connected with a limiting wheel (27), first limiting teeth (28) which are uniformly distributed are arranged on the outer side of the limiting wheel (27), a convex ring (29) is arranged on the second rotating arm (3), second limiting teeth (30) matched with the first limiting teeth (28) are arranged on the inner side of the convex ring (29), the first cutting edge (4) is connected with the coil (23) and then connected with the positive pole or the negative pole of the battery (11), the conductive contact piece (20) is connected with the other electrode of the battery (11), a winding motor (12) is arranged on the first rotating arm (2), a winding wheel (13) is arranged on the winding motor (12), a pull rope (14) is connected between the winding wheel (13) and the second rotating arm (3), and the first cutting edge (4) is rotatably connected on the first rotating arm (2), be provided with spacing arch (15) on first rotation arm (2), spacing arch (15) with be provided with second spring (16) between first cutting edge (4), one side of first cutting edge (4) rotation center supports and supports second spring (16) opposite side supports and supports spacing arch (15), be provided with control on spacing arch (15) dab switch (17) of coiling motor (12), orientation on spacing arch (15) first cutting edge (4) direction is provided with adjusting bolt (18), dab switch (17) setting and be in adjusting bolt (18) are close to the tip of first cutting edge (4).
2. An energy-saving agricultural pruning shear as claimed in claim 1, wherein: articulated elements (1) have including inside nut (31) of polygon spout (22) and with swivel nut (32) that nut (31) are closed soon, the main aspects of nut (31) are the hexagon and imbed first rotor arm (2), second rotor arm (3) with swivel nut (32) periphery normal running fit, swivel nut (32) tip is provided with through-hole (21).
3. An energy-saving agricultural pruning shear as claimed in claim 1, wherein: the second cutting edge (5) and the second rotating arm (3) are detachably connected through bolts.
4. An energy-saving agricultural pruning shear as claimed in claim 1, wherein: be provided with electricity generation subassembly (7) on first rotor arm (2), be connected with first gear (8) through one-way bearing in the axis of rotation of electricity generation subassembly (7), be provided with arc rack (9) on second rotor arm (3), arc rack (9) through a double-deck gear (10) with first gear (8) transmission, battery (11) with electricity generation subassembly (7) are connected.
5. An energy-saving agricultural pruning shear as claimed in claim 1, wherein: an insulating coating is arranged between the first rotating arm (2) and the first cutting edge (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358053.5A CN109197211B (en) | 2018-11-15 | 2018-11-15 | Energy-saving agricultural pruning shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358053.5A CN109197211B (en) | 2018-11-15 | 2018-11-15 | Energy-saving agricultural pruning shears |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109197211A CN109197211A (en) | 2019-01-15 |
| CN109197211B true CN109197211B (en) | 2021-04-16 |
Family
ID=64995790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811358053.5A Active CN109197211B (en) | 2018-11-15 | 2018-11-15 | Energy-saving agricultural pruning shears |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109197211B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334093Y (en) * | 1998-02-19 | 1999-08-18 | 贵阳中和电器厂 | Short-circuit protection |
| CN202292807U (en) * | 2011-10-13 | 2012-07-04 | 童宇晴 | Safety scissors for children |
| DE102012023295A1 (en) * | 2012-11-28 | 2014-05-28 | Mtd Products Inc. | secateurs |
| KR101668693B1 (en) * | 2014-10-29 | 2016-10-27 | 김정훈 | Electromotion pruning scissors |
| CN204540043U (en) * | 2015-01-29 | 2015-08-12 | 河南林业职业学院 | A kind of night special shrub and hedge trimmer |
| CN107567276B (en) * | 2015-03-11 | 2019-02-12 | 富世华股份有限公司 | manually operated cutting device |
| CN108719044A (en) * | 2018-05-30 | 2018-11-02 | 安徽润航农业科技开发有限公司 | A kind of balanced type cultivation apparatus without soil with locking device |
-
2018
- 2018-11-15 CN CN201811358053.5A patent/CN109197211B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109197211A (en) | 2019-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109197214B (en) | Self-generating energy-saving pruning shears | |
| CN109197213B (en) | Energy-saving pruning shears with protection structure | |
| CN204431291U (en) | One picks dish and cuts | |
| CN109952859A (en) | Screw-on pineapple picker | |
| CN109197211B (en) | Energy-saving agricultural pruning shears | |
| CN2479726Y (en) | Hand carried dc motor driven mower | |
| CN109197212B (en) | Hand-shearing-preventing energy-saving agricultural pruning shears | |
| CN109197215B (en) | Energy-saving pruning shears with protection structure | |
| CN2484725Y (en) | Hand mower with D.C. motor | |
| CN207978389U (en) | A kind of Handheld fruit picker | |
| CN205830476U (en) | A kind of angle adjustable insulation branch pruning electric saw | |
| CN210610347U (en) | Portable brush cutter | |
| CN208724453U (en) | A kind of automatic-shearing device for blueberry flower and fruit thinning | |
| CN208908598U (en) | A kind of municipal administration gardens lawn mower | |
| CN206948922U (en) | A kind of hay mover with turning function | |
| CN213404227U (en) | Gardens environmental protection clipping machine of easily operating | |
| CN213259575U (en) | Electric scissors with adjustable opening and capable of being stably placed | |
| CN206713501U (en) | A kind of thrust bearing of electric shrub and hedge trimmer | |
| CN209489172U (en) | A kind of fruit picker | |
| KR102261043B1 (en) | Electric cell scissors | |
| CN213044271U (en) | Garden engineering planting device | |
| CN219939052U (en) | Vegetable branch and leaf trimming device convenient to operate | |
| CN208572799U (en) | Grass-mowing machine | |
| CN208210849U (en) | Electric clippers | |
| CN220776636U (en) | Dried branch pruning mechanism for greening maintenance |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210330 Address after: 321300 No.29 Huacheng West Road, Chengxi New District, Yongkang City, Jinhua City, Zhejiang Province Applicant after: ZHEJIANG DONGLI ELECTRIC APPLIANCE Co.,Ltd. Address before: 310024 2-3-202, Jiulong Mountain, jiazhaoye, Zhuantang Town, Xihu District, Hangzhou City, Zhejiang Province Applicant before: Huang Yekun |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An energy-saving agricultural pruning scissors Effective date of registration: 20210914 Granted publication date: 20210416 Pledgee: Agricultural Bank of China Limited Yongkang sub branch Pledgor: ZHEJIANG DONGLI ELECTRIC APPLIANCE Co.,Ltd. Registration number: Y2021330001351 |