CN109197213B - Energy-saving pruning shears with protection structure - Google Patents
Energy-saving pruning shears with protection structure Download PDFInfo
- Publication number
- CN109197213B CN109197213B CN201811358060.5A CN201811358060A CN109197213B CN 109197213 B CN109197213 B CN 109197213B CN 201811358060 A CN201811358060 A CN 201811358060A CN 109197213 B CN109197213 B CN 109197213B
- Authority
- CN
- China
- Prior art keywords
- arm
- piston
- rotating arm
- cutting edge
- battery
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
- Scissors And Nippers (AREA)
Abstract
The invention discloses an energy-saving pruning shear with a protection structure, which comprises a first rotating arm and a second rotating arm which are hinged with each other and are provided with cutting edges, wherein the two cutting edges are provided with an electric protection arm which is blocked at the front side of the cutting edges through a hinged piece in a rotating way, the hinged piece comprises a nut and a screw sleeve which are screwed in the middle part to form a piston cavity, two side surfaces of the piston cavity are provided with guide through holes, a coil, a reset spring and a piston are fixedly arranged in the piston cavity, a sliding iron core is arranged on the piston, a guide rod is arranged on the piston, a tooth-shaped bulge is arranged at the end part of the guide rod, a gear ring is fixedly arranged in a hole which is matched with the screw sleeve on the electric protection arm, an insulating pad is arranged between the electric protection arm and the cutting edges, a battery is arranged on the first rotating arm, an insulating rubber sleeve is arranged on, the conductive contact is connected with the other electrode of the battery. The 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 type pruning shear with a protection structure, 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 the energy-saving pruning shears with the protection structure, and the agricultural pruning shears can stop rotating when the cutting edge touches the body part of the agricultural pruning shears, so that the agricultural pruning shears can prevent the agricultural pruning shears from damaging the agricultural pruning shears due to misoperation.
In order to solve the technical problem, the invention is solved by the following technical scheme: energy-saving pruning shears with protection structures comprise a first rotating arm and a second rotating arm which are mutually hinged, wherein cutting blades are arranged on one sides of the first rotating arm and the second rotating arm, which are positioned at the hinged position, the other sides of the first rotating arm and the second rotating arm, which are positioned at the hinged position, are both handheld parts, a first spring for bouncing off the first rotating arm and the second rotating arm is arranged between the handheld parts, two cutting blades are provided with conductive protection arms through the rotation of a hinged part, the conductive protection arms are blocked at the front sides of the cutting blades through the elasticity of a torsional spring, the hinged part comprises a nut and a threaded sleeve, the middle parts of the nut and the threaded sleeve are screwed to form a piston cavity, two side surfaces of the piston cavity are provided with guide through holes, a coil is fixedly arranged in the piston cavity, a piston is arranged in the piston cavity in a sliding manner, and a sliding iron core matched with the coil is arranged on the piston, a return spring is arranged between the piston and the end surface of the piston cavity, a guide rod penetrating through the guide through hole is arranged on the piston, the end part of the guide rod is provided with a tooth-shaped bulge, the nut is fixedly connected with the cutting blade, the conductive protection arm is rotatably sleeved on the screw sleeve, a gear ring is fixed in a hole on the conductive protection arm matched with the threaded sleeve, the guide rod slides in the guide through hole to position or separate the tooth-shaped bulge and the gear ring, an insulating pad is arranged between the conductive protection arm and the cutting edge, a battery is arranged on the first rotating arm, the hand-held part is provided with an insulating rubber sleeve, the outer side of the insulating rubber sleeve is provided with a conductive contact piece, the conductive protection arm is connected with the electromagnetic coil and then connected with the positive electrode or the negative electrode of the battery, and the conductive contact piece is connected with the other electrode of the battery. This kind of pruning scissors is when using, and people's a handheld contact with conductive contact on the insulating rubber cover, will be connected with the coil when other positions of people's health contact with the electrically conductive guard arm and form the route, and the coil can attract the slip iron core to remove this moment, and the slip iron core removes and makes the profile of tooth arch slide in the ring gear position, and spacing messenger cutting edge and the electrically conductive guard arm between the profile of tooth arch and the ring gear can't continue to rotate to cut the position of hindering oneself during the prevention of use.
In the above technical scheme, preferably, an arc-shaped groove is formed in the first rotating arm, an arc-shaped rod moving in the arc-shaped groove is arranged on the second rotating arm, transmission teeth are uniformly arranged on one side of the arc-shaped rod, a power generation assembly is arranged on the first rotating arm, a first gear is connected to a rotating shaft of the power generation assembly through a one-way bearing, the first gear is in matched transmission with the first transmission teeth, and the battery is connected with the power generation assembly. Adopt this structure can be through the rotation electricity generation each other between first rotor arm and the second rotor arm when pruning the branch to provide the electric quantity to the battery, guarantee that the battery lasts the electricity in the use, improve the security.
In the above technical solution, preferably, the second rotating arm is separated from the cutting blade and is rotatably connected to the cutting blade, a third spring and a tact switch are disposed between the cutting blade and the second rotating arm, the first rotating arm is provided with a winding motor, the winding motor is provided with a winding wheel, a pull rope is connected between the winding wheel and the second rotating arm, and the winding motor is started when the tact switch contacts the cutting blade. 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 for the whole weight of pruning scissors reduces, and charges small-size battery through manual power generation structure in the pruning, can open the coiling motor 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.
In the above technical scheme, preferably, an adjusting bolt penetrates through the second rotating arm, and the end of the adjusting bolt is provided with the tact switch. Adopt this structure can stretch into the distance of second rotor arm through adjusting bolt to the power of starting the coiling motor is adjusted to it makes it be applicable to different users, can suitably outwards adjust adjusting bolt to the user that the wrist power is said to be big, can suitably inwards adjust adjusting bolt to the user that the wrist power is said to be little.
Compared with the prior art, the invention has the following beneficial effects: this kind of pruning scissors is when using, and people's a handheld contact with conductive contact on the insulating rubber cover, will be connected with the coil when other positions of people's health contact with the electrically conductive guard arm and form the route, and the coil can attract the slip iron core to remove this moment, and the slip iron core removes and makes the profile of tooth arch slide in the ring gear position, and spacing messenger cutting edge and the electrically conductive guard arm between the profile of tooth arch and the ring gear can't continue to rotate to cut the position of hindering oneself during the prevention of use.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second rotating arm according to an embodiment of the present invention.
FIG. 3 is a cross-sectional view of the junction of the cutting edge and the conductive guard arm in an embodiment of the present invention.
Fig. 4 is an exploded view of a hinged member 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 4, the energy-saving pruning shears with a protection structure comprise a first rotating arm 2 and a second rotating arm 3 which are hinged to each other, a cutting edge 4 is arranged on one side of each of the first rotating arm 2 and the second rotating arm 3, a handheld portion 5 is arranged on the other side of each of the first rotating arm 2 and the second rotating arm 3, the other side of each of the first rotating arm 2 and the second rotating arm 3 is located at the hinged position, a first spring 6 for bouncing off the first rotating arm 2 and the second rotating arm 3 is arranged between the handheld portions 5, two cutting edges 4 are rotatably provided with a conductive protection arm 7 through a hinge member 1, the conductive protection arm 7 is blocked at the front side of the cutting edge 4 through the elasticity of a torsion spring, the hinge member 1 comprises a nut 8 and a threaded sleeve 9, a piston cavity 10 is formed in the middle of the rotation of the nut 8 and the threaded sleeve 9, guide through holes 11 are arranged on two side surfaces of the piston cavity 10, a coil 12 is fixedly, a piston 13 is arranged in the piston cavity 10 in a sliding manner, a sliding iron core 14 matched with the coil 12 is arranged on the piston 13, a reset spring 15 is arranged between the piston 13 and the end face of the piston cavity 10, a guide rod 16 penetrating through the guide through hole 11 is arranged on the piston 13, a tooth-shaped bulge 17 at the end part of the guide rod 16 is fixedly connected with the cutting edge 4, the conductive protection arm 7 is rotatably sleeved on the threaded sleeve 9, a gear ring 18 is fixed in a hole matched with the threaded sleeve 9 on the conductive protection arm 7, the guide rod 16 slides in the guide through hole 11 to enable the tooth-shaped bulge 17 to be positioned or separated from the gear ring 18, an insulating pad 19 is arranged between the conductive protection arm 7 and the cutting edge 4, a battery 20 is arranged on the first rotating arm 2, and an insulating rubber sleeve 21 is arranged on the handheld part 5, and a conductive contact piece 22 is arranged on the outer side of the insulating rubber sleeve 21, the conductive protection arm 7 is connected with the positive electrode or the negative electrode of the battery 20 after being connected with the electromagnetic coil 12, and the conductive contact piece 22 is connected with the other electrode of the battery 20. This kind of pruning scissors is when using, and people's a handheld contact with conductive contact on the insulating rubber cover, will be connected with the coil when other positions of people's health contact with the electrically conductive guard arm and form the route, and the coil can attract the slip iron core to remove this moment, and the slip iron core removes and makes the profile of tooth arch slide in the ring gear position, and spacing messenger cutting edge and the electrically conductive guard arm between the profile of tooth arch and the ring gear can't continue to rotate to cut the position of hindering oneself during the prevention of use.
Be provided with arc wall 23 on the first rotor arm 2, be provided with on the second rotor arm 3 arc pole 24 that removes in the arc wall 23, arc pole 24 one side evenly is provided with driving tooth 241, be provided with electricity generation subassembly 25 on the first rotor arm 2, be connected with first gear 26 through one-way bearing in the axis of rotation of electricity generation subassembly 25, first gear 26 with first driving tooth 241 cooperation transmission, battery 20 with electricity generation subassembly 25 is connected. Adopt this structure can be through the rotation electricity generation each other between first rotor arm and the second rotor arm when pruning the branch to provide the electric quantity to the battery, guarantee that the battery lasts the electricity in the use, improve the security.
The second rotating arm 3 is separated from the cutting blade 4 and is rotatably connected with the cutting blade 4, a third spring 32 and a tact switch 27 are arranged between the cutting blade 4 and the second rotating arm 3, the first rotating arm 2 is provided with a winding motor 28, the winding motor 28 is provided with a winding wheel 29, a pull rope 30 is connected between the winding wheel 29 and the second rotating arm 3, and the winding motor 28 is started when the tact switch 27 is contacted with the cutting blade 4. This kind of pruning scissors is owing to can last when using to battery charging, do not need the battery of large capacity, consequently be equipped with small-size battery, make the whole weight of pruning scissors reduce, and charge to small-size battery in the pruning through manual power generation structure, when cutting thick branch, can open the coiling motor automatically when compressing to the certain degree to the third spring and cut thick branch, not only realized the requirement of portability, and the duration has been promoted greatly, and do not need external connection power or charge, reach energy-conserving purpose.
An adjusting bolt 31 penetrates through the second rotating arm 3, and the light-touch switch 27 is arranged at the end part of the adjusting bolt 31. Adopt this structure can stretch into the distance of second rotor arm through adjusting bolt to the power of starting the coiling motor is adjusted to it makes it be applicable to different users, can suitably outwards adjust adjusting bolt to the user that the wrist power is said to be big, can suitably inwards adjust adjusting bolt to the user that the wrist power is said to be little.
Claims (2)
1. Energy-saving pruning scissors with protection architecture, including first rotor arm (2) and second rotor arm (3) articulated each other, one side that lies in articulated position on first rotor arm (2) and second rotor arm (3) all is provided with cutting edge (4), first rotor arm (2) with second rotor arm (3) lie in articulated position's opposite side is handheld portion (5), be provided with between handheld portion (5) and flick first spring (6) of first rotor arm (2) with second rotor arm (3), its characterized in that: the cutting blade (4) is provided with a conductive protection arm (7) in a rotating manner through an articulated piece (1), the conductive protection arm (7) is blocked at the front side of the cutting blade (4) through the elasticity of a torsion spring, the articulated piece (1) comprises a nut (8) and a threaded sleeve (9), the middle of the screwed joint of the nut (8) and the threaded sleeve (9) forms a piston cavity (10), two side faces of the piston cavity (10) are provided with guide through holes (11), a coil (12) is fixedly arranged in the piston cavity (10), a piston (13) is arranged in the piston cavity (10) in a sliding manner, a sliding iron core (14) matched with the coil (12) is arranged on the piston (13), a reset spring (15) is arranged between the piston (13) and the end face of the piston cavity (10), and a guide rod (16) penetrating through the guide through holes (11) is arranged on the piston (13), the cutting tool is characterized in that a tooth-shaped bulge (17) is arranged at the end part of the guide rod (16), the nut (8) is fixedly connected with the cutting edge (4), the conductive protection arm (7) is rotatably sleeved on the threaded sleeve (9), a gear ring (18) is fixedly arranged on the conductive protection arm (7) in a hole matched with the threaded sleeve (9), the guide rod (16) slides in the guide through hole (11) to enable the tooth-shaped bulge (17) to be positioned or separated from the gear ring (18), an insulating pad (19) is arranged between the conductive protection arm (7) and the cutting edge (4), a battery (20) is arranged on the first rotating arm (2), an insulating rubber sleeve (21) is arranged on the handheld part (5), a conductive contact piece (22) is arranged on the outer side of the insulating rubber sleeve (21), and the conductive protection arm (7) is connected with an electromagnetic coil (12) and then is connected with the positive pole or the negative pole of the battery (20), the conductive contact piece (22) is connected with the other electrode of the battery (20), the second rotating arm (3) is separated from the cutting edge (4) and is connected with the cutting edge in a rotating mode, a third spring (32) and a light touch switch (27) are arranged between the cutting edge (4) and the second rotating arm (3), a winding motor (28) is arranged on the first rotating arm (2), a winding wheel (29) is arranged on the winding motor (28), a pull rope (30) is connected between the winding wheel (29) and the second rotating arm (3), the light touch switch (27) is started by the winding motor (28) when the cutting edge (4) is in contact with the light touch switch, an adjusting bolt (31) penetrates through the second rotating arm (3), and the end portion of the adjusting bolt (31) is provided with the light touch switch (27).
2. The energy-saving pruning shears with protection structure as claimed in claim 1, wherein: be provided with arc wall (23) on first rotor arm (2), be provided with on second rotor arm (3) arc pole (24) that remove in arc wall (23), arc pole (24) one side evenly is provided with driving tooth (241), be provided with electricity generation subassembly (25) on first rotor arm (2), be connected with first gear (26) through one-way bearing in the axis of rotation of electricity generation subassembly (25), first gear (26) and first driving tooth (241) cooperation transmission, battery (20) with electricity generation subassembly (25) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358060.5A CN109197213B (en) | 2018-11-15 | 2018-11-15 | Energy-saving pruning shears with protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358060.5A CN109197213B (en) | 2018-11-15 | 2018-11-15 | Energy-saving pruning shears with protection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109197213A CN109197213A (en) | 2019-01-15 |
| CN109197213B true CN109197213B (en) | 2020-11-27 |
Family
ID=64996347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811358060.5A Active CN109197213B (en) | 2018-11-15 | 2018-11-15 | Energy-saving pruning shears with protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109197213B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111937614B (en) * | 2020-08-19 | 2022-09-06 | 玉环市宝得利园林工具有限公司 | Gardens tree trimming means based on electromagnetic effect |
| WO2022106020A1 (en) * | 2020-11-20 | 2022-05-27 | Husqvarna Ab | Cutting tool |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201766310U (en) * | 2010-09-07 | 2011-03-16 | 衡水供电公司 | Scissors for cutting a foreign body off from an electrified conductor |
| CN102217494B (en) * | 2011-05-05 | 2013-01-09 | 西安奥拉机械科技有限公司 | Portable electric pruner and boot protection method thereof |
| 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 |
| 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 |
| CN206442738U (en) * | 2017-02-10 | 2017-08-29 | 湖南城市学院 | A kind of gardens quick trimmer of branch |
-
2018
- 2018-11-15 CN CN201811358060.5A patent/CN109197213B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109197213A (en) | 2019-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201830692U (en) | Hedge trimmer with rotary rear handle | |
| CN109197213B (en) | Energy-saving pruning shears with protection structure | |
| CN203575109U (en) | Electric Chinese prickly ash picking device | |
| CN109197214B (en) | Self-generating energy-saving pruning shears | |
| GB2466712A (en) | Electric pruner | |
| EP0879553A3 (en) | Hedge trimmer | |
| CN109197215B (en) | Energy-saving pruning shears with protection structure | |
| CN2479726Y (en) | Hand carried dc motor driven mower | |
| CN109197212B (en) | Hand-shearing-preventing energy-saving agricultural pruning shears | |
| CN109197211B (en) | Energy-saving agricultural pruning shears | |
| CN206575835U (en) | A kind of adjustable for height garden instrument of push rod | |
| KR101174640B1 (en) | An automatic pruning shears | |
| CN205052274U (en) | Electronic gardens scissors | |
| CN209170923U (en) | A kind of harvester of adjustable small-scale workshops | |
| CN201742757U (en) | Pruner | |
| CN204994312U (en) | Electronic scissors for pruning | |
| CN208227783U (en) | A kind of pruning tool of urban afforestation | |
| CN208724453U (en) | A kind of automatic-shearing device for blueberry flower and fruit thinning | |
| CN213404227U (en) | Gardens environmental protection clipping machine of easily operating | |
| CN217986060U (en) | Electric tree pruner | |
| KR102261043B1 (en) | Electric cell scissors | |
| CN211406863U (en) | Safe type gardens weeder | |
| CN219939052U (en) | Vegetable branch and leaf trimming device convenient to operate | |
| CN2838251Y (en) | Multi-handle pruning shears | |
| CN210610347U (en) | Portable brush cutter |
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: 20201112 Address after: 226000 north of Huanghe Road, Rudong Economic Development Zone, Nantong City, Jiangsu Province Applicant after: Jiangsu Rudong Economic Development Zone Economic Development Corporation Address before: 310024 Jiulongshan 2-3-202, Jiazhaoye, Zhuantang Town, Xihu District, Hangzhou City, Zhejiang Province Applicant before: Huang Yekun |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |