CN102217494B - Portable electric pruner and boot protection method thereof - Google Patents
Portable electric pruner and boot protection method thereof Download PDFInfo
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- CN102217494B CN102217494B CN 201110115397 CN201110115397A CN102217494B CN 102217494 B CN102217494 B CN 102217494B CN 201110115397 CN201110115397 CN 201110115397 CN 201110115397 A CN201110115397 A CN 201110115397A CN 102217494 B CN102217494 B CN 102217494B
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- knife section
- direct current
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Abstract
The invention relates to a portable electric pruner. The portable electric pruner comprises a shell, a power device arranged in the shell, a transmission mechanism, an operating control device and a shearing device arranged at the front end of the shell; the shell comprises a left shell and a right shell which form a handle shape together; the shearing device consists of a small static blade assembly and a small movable blade assembly, and the small movable blade assembly comprises a movable blade and driving fan teeth; a static blade and the movable blade are arranged in a scissors shape, and the driving fan teeth are fixedly arranged at the rear end of the movable blade. The pruner is driven by adopting an electric mode, has an electrifying indicating function and can have multiple working modes capable of being randomly switched; and modular design is adopted in the pruner, so the pruner has low failure rate and is convenient to maintain.
Description
Technical field
The invention belongs to the garden equipment technical field, relate to a kind of beta pruning equipment, especially a kind of Portable electric secateurs for gardens and tree branch beta pruning.
Background technology
At present in gardens and tree branch when pruning, mostly adopting hand-operated tools to carry out manpower prunes, labour intensity is large, inefficiency, pathology easily occurs in the branch clip, long working also can make the beta pruning operating personnel suffer from the occupational diseases such as finger tendon inflammation, although domestic also have some driven shearing secateurs, has following problem in design and in using:
(1) on the scissors without energization indicating device, also have no safety guard be set, easily cause security incident;
(2) to cut weight large for integral electric, and service time is short, only is fit to prune the branch usefulness of family's Around the house, is not suitable for carrying out long-time large-scale production operation;
(3) only have a mode of operation, when shearing tiny branch, have long shortcoming of work period;
(4) change, when cleaning blade, need take guard shield apart, the maintenance work amount is large;
(5) only have one deck guard shield, and the driving mechanism that links to each other with knife section rotates in guard shield, easily bring dust, wood chip impurity effect complete machine service life into;
(6) do not adopt modularized design, fault rate is high, maintenance inconvenience.
Summary of the invention
The object of the invention is to overcome the shortcoming of above-mentioned prior art, a kind of Portable electric secateurs is provided, this kind pruner adopts electronic mode to drive, have the energising deixis, select when the two kinds of mode of operations that can arbitrarily switch are arranged for the beta pruning operation, and adopt modularized design, failure rate is low, easy to maintenance.
The objective of the invention is to solve by the following technical programs:
This Portable electric secateurs comprises housing, is arranged on power set, transmission mechanism, the operating control device in the housing and the shear that is arranged on the housing front end; Described housing comprises left shell and right shell body, and described left shell and right shell body form handle-shaped jointly; Described shear is comprised of fixed blade and the little assembly of knife section, and the little assembly of described knife section comprises knife section and drives the fan tooth; Described driving fan tooth is fixedly installed in the rear end of knife section.
Above-mentioned power set comprise direct current generator, airplane power source socket, power supply electromotion pilot lamp and connecting line; The output of described airplane power source socket links to each other with the Electric Machine Control plate by connecting line, and the Electric Machine Control plate links to each other with direct current generator by connecting line; Described power supply electromotion pilot lamp is arranged on the housing outside wall surface; The output of direct current generator is provided with output gear.
Above-mentioned transmission mechanism comprises single planetary reduction gear, worm gear reducer and the pair of straight gear drive that links to each other with the output gear of direct current generator, described single planetary reduction gear is comprised of planetary gear, the sun gear, external toothing and the planet carrier that are loaded on the direct current generator, and described worm gear reducer comprises reduction box casing and is arranged at worm gear, worm screw, gear shaft and bearing in the reduction box casing; The left side of described worm screw is provided with spline, cooperates with center splined hole on the planet carrier; Described gear shaft is installed in the axle sky of described worm gear.
The aforesaid operations control device is comprised of Electric Machine Control plate, operation control system, start security protection module and work pattern setting device, and described Electric Machine Control plate is contained in the fixed card slot on the housing.
The aforesaid operations control system is by the operation wrench assembly, three of driving on the fan tooth of knife section position control plate and being adhered to are labeled as a, b, the strong magnet of c forms, be welded with respectively three on the described knife section position control plate and be labeled as a ', b ', the position sensible element of c ', drive the revolution of fan tooth, as a ' a, b ' b, c ' c respectively near the time corresponding circuit just produce the control electric current, when c ' c at once, scissors mouth aperture is maximum, when a ' a at once, the scissors mouth is closed, when b ' b at once, the scissors mouth leaves to middle assigned address, a ' a, b ' b determines a ' or b ' work respectively to two mode of operations of seasonable formation by the mode of operation selector switch that is installed on the left shell.
Above-mentioned work pattern setting device is comprised of mode selection switch and knife section position sensible element.
The present invention also proposes a kind of power-on protection method of above-mentioned Portable electric secateurs, and the start security protection module is set, and does not work immediately after making the direct current generator energising, only pin operation wrench assembly setting-up time length after, motor just can be started working.
There is following beneficial effect in the present invention than prior art:
(1) driven shearing secateurs housing of the present invention is provided with the power supply electromotion pilot lamp, can check easily "on" position;
(2) the present invention can arrange the start safety protection program in operating control device, has guaranteed safety operation;
(3) Portable electric secateurs of the present invention adopts modularized design, uses driven shearing secateurs reliable operation, and work is quiet, noiselessness, and maintenance is convenient;
(4) the present invention can adopt battery-operated, green energy conservation.
Description of drawings
Fig. 1 is structural profile schematic diagram of the present invention;
Fig. 2 is the positive schematic diagram of arranging of pruner of the present invention;
Fig. 3 is worm gear reducer interior schematic diagram of the present invention;
Fig. 4 is the little assembly structure schematic diagram of knife section of the present invention;
Fig. 5 is sound blade-connecting structure schematic diagram of the present invention;
Fig. 6 is transmission case body of the present invention and casing connecting structure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail:
Referring to Fig. 1 and Fig. 2, Portable electric secateurs of the present invention comprises housing 1, is arranged on power set, transmission mechanism, the operating control device in the housing 1 and the shear that is arranged on housing 1 front end; Its middle shell 1 is comprised of left shell, right shell body, spanner guard ring 10, little shrouding 28 and attachment screw 30 etc.Left and right housing forms the handle-shaped structure jointly, and its inside is fixed with power set, transmission mechanism and operation control system etc., and transmission mechanism is by the work of gear drive shear.Shear is comprised of fixed blade 19 and the little assembly of knife section, and the little assembly of knife section comprises knife section 22 and drives fan tooth 20; 22 one-tenth scissor-shaped settings of fixed blade 19 and knife section drive the rear end that fan tooth 20 is fixedly installed in knife section 22.Power set of the present invention comprise direct current generator 4, airplane power source socket 31, power supply electromotion pilot lamp 29 and corresponding connecting line 3.Wherein the output of airplane power source socket 31 links to each other with Electric Machine Control plate 2 by connecting line 3, and Electric Machine Control plate 2 links to each other with direct current generator 4 by connecting line 3 again.Power supply electromotion pilot lamp 29 is arranged on housing 1 outside wall surface.The output of direct current generator 4 is provided with output gear.Described airplane power source socket 31 is installed in the specific draw-in groove of housing 1, is mainly used in realizing being powered to scissors by storage battery.
Transmission mechanism of the present invention comprises single planetary reduction gear, worm gear reducer and the pair of straight gear drive that links to each other with the output gear of direct current generator 4, and worm gear reducer is comprised of casing, lightweight worm gear, high strength worm screw and relevant connector; Single planetary reduction gear is comprised of planetary gear 5, the sun gear 34, external toothing 32 and the planet carrier 33 that are loaded on the direct current generator 4, and worm gear reducer comprises reduction box casing 6 and is arranged at worm gear 11, worm screw 16, gear shaft 12 and bearing in the reduction box casing 6; The left side of worm screw 16 is provided with spline, cooperates with center splined hole on the planet carrier 33; Gear shaft 12 is installed in the axis hole of described worm gear 11.
Operating control device of the present invention is comprised of Electric Machine Control plate 2, operation control system and work pattern setting device.
Provide a kind of preferred construction of the present invention and assembling embodiment below in conjunction with accompanying drawing:
Referring to Fig. 1, Fig. 4 and Fig. 5, fixed blade 19 in this kind shear is fastened on the worm housing 6 by hold-down screw 31, connecting pin 23 is fixed in the aperture that drives fan tooth 20 by certain connected mode, knife section 22 links to each other with driving fan tooth 20, aperture is corresponding with connecting pin 23 on it, the center macropore of knife section 22 is loaded on and drives fan seam position, tooth 20 center, forms the little assembly of knife section and is fixed on the worm housing 6 by attachment screw 24, pad 26 and locking adjustable nut 25.
Referring to Figure 2 shows that shear, drive fan tooth backplate 27 and link to each other with driving fan tooth by trip bolt 34, drive fan tooth backplate 27, also use as the product nameplate simultaneously.
Referring to Fig. 1 and Fig. 3, the single planetary reduction gear of transmission mechanism of the present invention is by planetary gear 5, be loaded on the sun gear 34 on the motor 4, external toothing 32 and planet carrier 33 form, worm gear reducer is by housing 6, worm gear 11, worm gear case cover plate 13 compositions such as grade, worm screw 16 is provided with axial thrust bearing 7 and radial ball bearing 17, worm screw 16 left sides are provided with spline, cooperate with the center splined hole on the planet carrier 33, transferring power, external toothing 32 is provided with installs seam and trip bolt hole, be connected with mating holes on motor 4 and the housing 6 respectively, gear shaft 12 is provided with fan tooth driven wheel, and with drive fan tooth 20 and cooperate transferring power, gear shaft 12 is provided with keyway with worm gear 11 endoporus and is connected by flat key 15, and gear shaft 12 is provided with radial ball bearing 14.Such as Fig. 6, described housing 6 can be crossed screw 35 and be connected with housing 1.
Referring to Fig. 1, Fig. 4, Fig. 2, Fig. 3; operating control device is comprised of Electric Machine Control plate 2, operation control system, start safety protection program and work pattern setting device; wherein Electric Machine Control plate 2 is comprised of pluggable two parts; which is provided with the compositions such as scissors and Electric Machine Control gang socket, various control elements; also leave power input interface on the Electric Machine Control plate 2 and be used for linking to each other with aviation socket 31, Electric Machine Control plate 2 is contained on the guard shield in the custom-designed fixed card slot.
Described operation control system is by operation wrench assembly 9, knife section position control plate 8 and be adhered to three strong magnets 21 that drive on the fan tooth 20, be labeled as respectively a b c, then be welded with respectively three position sensible element of a ' b ' c ' on the control panel 8, drive fan tooth 20 when attachment screw 24 revolution, as a ' a, b ' b c ' c respectively near the time corresponding circuit just produce the control electric current, when c ' c at once, scissors mouth aperture is maximum, when a ' a at once, the scissors mouth is closed, and when b ' b at once, the scissors mouth leaves to middle assigned address, a ' a, b ' b determines a ' or b ' work respectively to two mode of operations of seasonable formation by the mode of operation selector switch 35 that is installed on the left shell 1, thereby realizes the control to scissors mouth aperture size.
Described start safety protection program is comprised of the program that is built in the control element; realized by following methods; behind plugged; motor can not be worked immediately; only have after the time span of pinning 9 settings of operation handle switch; motor just can be started working, and does not make can't operate machines through the people who trains, thereby realizes safety protection function.
In sum; beneficial effect of the present invention is embodied in: to gardens and friend orchard worker a kind of novel portable driven shearing secateurs equipment is provided; this equipment adopts battery as operation power; efficient is high, and energy consumption is low, and is pollution-free; this equipment can be set corresponding mode of operation according to different types of branch; simultaneously, provide power switch (being located on the power supply), the triple safe protection such as power supply electromotion pilot lamp and start safety protection program.
Claims (4)
1. a Portable electric secateurs is characterized in that: comprise housing (1), be arranged on power set, transmission mechanism, the operating control device in the housing (1) and the shear that is arranged on housing (1) front end; Described housing (1) comprises left shell and right shell body, and described left shell and right shell body form handle-shaped jointly; Described shear is comprised of fixed blade (19) and the little assembly of knife section, and the little assembly of described knife section comprises knife section (22) and drives fan tooth (20); Described driving fan tooth (20) is fixedly installed in the rear end of knife section (22);
Described operating control device is comprised of Electric Machine Control plate (2), operation control system, start security protection module and work pattern setting device, and described Electric Machine Control plate (2) is contained in the fixed card slot on the housing (1);
Described operation control system is by operation wrench assembly (9), three of driving on the fan tooth (20) of knife section position control plate (8) and being adhered to are labeled as a, b, the strong magnet of c forms, be welded with respectively three on the described knife section position control plate (8) and be labeled as a ', b ', the position sensible element of c ', drive fan tooth (20) revolution, as a ' and a, b ' and b, c ' and c respectively near the time corresponding circuit just produce the control electric current, when c ' and c at once, scissors mouth aperture is maximum, when a ' and a at once, the scissors mouth is closed, when b ' and b at once, the scissors mouth leaves to middle assigned address, a ' and a, b ' and b determine a ' or b ' work respectively to two mode of operations of seasonable formation by the mode of operation selector switch (35) that is installed on the left shell;
Described work pattern setting device is comprised of mode of operation selector switch (35) and knife section position sensible element.
2. Portable electric secateurs according to claim 1, it is characterized in that: described power set comprise direct current generator (4), airplane power source socket (31), power supply electromotion pilot lamp (29) and connecting line (3); The output of described airplane power source socket (31) links to each other with Electric Machine Control plate (2) by connecting line (3), and Electric Machine Control plate (2) links to each other with direct current generator (4) by connecting line (3); Described power supply electromotion pilot lamp (29) is arranged on housing (1) outside wall surface; The output of direct current generator (4) is provided with output gear.
3. Portable electric secateurs according to claim 2, it is characterized in that: described transmission mechanism comprises the single planetary reduction gear that links to each other with the output gear of direct current generator (4), worm gear reducer and pair of straight gear drive, described single planetary reduction gear is by planetary gear (5), be loaded on the sun gear (34) on the direct current generator (4), external toothing (32) and planet carrier (33) form, and described worm gear reducer comprises reduction box casing (6) and is arranged at the interior worm gear (11) of reduction box casing (6), worm screw (16), gear shaft (12) and bearing; The left side of described worm screw (16) is provided with spline, cooperates with center splined hole on the planet carrier (33); Described gear shaft (12) is installed in the axis hole of described worm gear (11).
4. the power-on protection method of a claim 1,2 or 3 described Portable electric secateurs; it is characterized in that: the start security protection module is set; do not work immediately after making direct current generator (4) energising; after only pinning operation wrench assembly (9) setting-up time length, motor just can be started working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110115397 CN102217494B (en) | 2011-05-05 | 2011-05-05 | Portable electric pruner and boot protection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110115397 CN102217494B (en) | 2011-05-05 | 2011-05-05 | Portable electric pruner and boot protection method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102217494A CN102217494A (en) | 2011-10-19 |
| CN102217494B true CN102217494B (en) | 2013-01-09 |
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ID=44774409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110115397 Expired - Fee Related CN102217494B (en) | 2011-05-05 | 2011-05-05 | Portable electric pruner and boot protection method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102217494B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6895312B2 (en) * | 2016-05-24 | 2021-06-30 | マクセル株式会社 | Electric tool |
| CN108834615A (en) * | 2018-06-26 | 2018-11-20 | 桐乡守敬应用技术研究院有限公司 | A kind of branch is cut |
| CN109197213B (en) * | 2018-11-15 | 2020-11-27 | 江苏省如东经济开发区经济发展总公司 | Energy-saving pruning shears with protection structure |
| AU2021104983A4 (en) | 2020-09-10 | 2021-09-30 | Techtronic Cordless Gp | Blade replacement mechanism of electric instrument |
| US20230172113A1 (en) * | 2021-12-07 | 2023-06-08 | Milwaukee Electric Tool Corporation | Pruning shears |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2268954B1 (en) * | 2005-01-27 | 2008-03-01 | Josep Gurri Molins | PORTABLE MOTORIZED CUTTING TOOL. |
| CN200946646Y (en) * | 2006-05-17 | 2007-09-12 | 范忠来 | Compact larger reduction ratio speed reduction machine |
| CN201640047U (en) * | 2010-02-26 | 2010-11-24 | 常州市乾乾工具有限公司 | Electrical garden shears |
| CN201797819U (en) * | 2010-08-12 | 2011-04-20 | 宁波伊司达工具有限公司 | Electric pruning machine |
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2011
- 2011-05-05 CN CN 201110115397 patent/CN102217494B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102217494A (en) | 2011-10-19 |
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Granted publication date: 20130109 |