CN201146701Y

CN201146701Y - Suspended type self-control electric pruning shear

Info

Publication number: CN201146701Y
Application number: CNU200820002185XU
Authority: CN
Inventors: 卫家宣
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-15
Filing date: 2008-01-15
Publication date: 2008-11-12
Anticipated expiration: 2018-01-15

Abstract

The utility model relates to a suspensory electric tree trimmer which comprises a shearing head, a strip-shaped framework, a handle, a DC motor, a paraphase switch, a speed transforming gear. The electric tree trimmer is formed by mechanically combining pruning shears, a transverse lever, an elevating lever, a sleeve main rod and a trolly. A storage battery of a nickel-hydrogen battery pack, a controller, a phase-change switch and the DC motor are electrically connected in sequence. The trimmer has self-control and manual control functions, large pruning area, rapid pruning speed, and convenient use, saves time and labor, and can prune on the horizontal and the vertical directions and different bevels; the power supply of the nickel-hydrogen battery is adopted, with large capability, small volume and no environment pollution; the trimmer has simple structure and is suitable for pruning in a large area or longer green belt.

Description

Suspension type auto-controlled electric shrub and hedge trimmer

Affiliated technical field

The utility model relates to a kind of suspension type auto-controlled electric shrub and hedge trimmer.

Background technology

Continuous expansion along with city's green areas, the park, highway, the greenbelt of public place spreads all over all parts of the country, because the growth of green plants branch need often be pruned with the guarantor and be treated that smooth but manually-operated hand pruner is still used in many places in order, beta pruning speed is slow, it is many to expend time in, and the labour wastes greatly.

Summary of the invention

Slow for overcoming hand pruner beta pruning speed, it is many to expend time in, and the labour wastes big deficiency, and the utility model provides a kind of suspension type auto-controlled electric pruner.

The technical scheme that its technical problem that solves the utility model adopts is: suspension type auto-controlled electric shrub and hedge trimmer, by cutting head, bar shaped skeleton, handle, direct current generator, phase reversal switch, change-speed gearing, the electric shrub and hedge trimmer of forming and cross bar, elevating lever, the sleeve mobile jib, dolly constitutes through machinery.

Front end at the bar shaped skeleton is provided with a cross main shaft, the last scissors fixed mount that the main shaft middle part is provided with a V-arrangement driven pulley and is combined into one with driven pulley, last scissors fixed mount bottom is provided with scissors and fixes by screw, the main shaft lower end is provided with lower scissors, and by descending clamp nut to fix, main shaft, driven pulley, last scissors fixed mount, last scissors, lower scissors, the cutting head that machinery is combined into, after the driving-belt transmission, has the shearing function, the main shaft top is fastening by a nut and bar shaped skeleton, direct current generator is provided with driving gear and driving pulley, the gear substrate on top is provided with on the speed change that is all one, lower gear, driving gear is connected with the speed change lower gear, speed change cog be arranged on the bar shaped support on semi-circle gear be connected, the front end of gear substrate is provided with phase reversal switch.

The top, middle part of electric shrub and hedge trimmer bar shaped skeleton, being provided with a fixed disc is lower disc, lower disc flexibly connects with the central shaft that is arranged on the disk bottom, the central shaft end is provided with a bar shaped support and fastening by nut, the bar shaped support is provided with a semi-circle gear, semi-circle gear one end and bar shaped support flexibly connect, the other end is provided with a sliding tray and is connected through other end of screw and bar shaped support, semi-circle gear is provided with two stops, after setting range ability, fix by screw, last disk top is provided with two circular supports, and form active section with the circular joint that is arranged on the cross bar top, cross bar is installed in the cross bar sleeve that is arranged on the elevating lever top, and fixes through the top screw.

Electric shrub and hedge trimmer is suspended on the circular joint on cross bar top by the circular support that is arranged on disk, and can be adjusted to after the operating angle that needs fasteningly by screw, can carry out level, vertically reach the pruning on different inclined-planes greenbelt.

Direct current generator, controller, handle are installed in bar shaped skeleton postmedian and afterbody respectively.

Insert in the sleeve mobile jib that is arranged on the dolly elevating lever bottom, energy oscilaltion and left-right rotation, and fastening by the top screw.

Shear function for strengthening, the blade of last scissors is set to outer arcuate, is beneficial to the branch that enters lower scissors arc blade is successively sheared, and the blade of lower scissors is set to arc, and point of a knife is longer than the blade of scissors, helps arresting branch.

Accumulator, controller, phase reversal switch, direct current generator are electrically connected in proper order, accumulator adopts the Ni-MH battery group, Ni-MH battery does not contain poisonous elements such as cadmium, lead, mercury, can not work the mischief to healthy and environment, simultaneously because the Ni-MH battery capacity is big, volume is little, can reduce accumulator volume and weight, can be fixedly mounted on the dolly, also can adopt other accumulator to make power supply.

During use, according to trim width, regulate and the position of fixed limit device on semi-circle gear, driving pulley behind the connection power supply on the direct current generator, driving-belt, driven pulley, last scissors fixed mount, when last scissors begins to rotate, driving gear transmission gear shift lower gear, speed change is cogged rotates along semi-circle gear, and the central shaft of above disk bottom is that the center makes the direction operation opposite with last scissors of bar shaped skeleton front end, branch is successively sheared by the outer arcuate blade of last scissors after entering lower scissors arc blade, power supply paraphase when phase reversal switch touches stop, above-mentioned while counter-rotation is also sheared.

When adopting Artificial Control to shear, unclamp the screw of semi-circle gear one end, by sliding tray semi-circle gear is recessed and fixed after speed change cogs, promote dolly, by hand control is sheared scope.

The beneficial effects of the utility model are: suspension type auto-controlled electric shrub and hedge trimmer have automatic control and manual function, the beta pruning area is big, and speed is fast, saves time and the labour, can carry out level, vertically reach the pruning on different inclined-planes greenbelt, easy to use, adopt the Ni-MH battery power supply, capacity is big, volume is little, environmentally safe, complete machine structure is simple, and the shearing pruning that is fit to large tracts of land or longer greenbelt is used.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in further detail.

Fig. 1 is a circuit block diagram of the present utility model.

Fig. 2 is a basic schematic diagram of the present utility model.

Fig. 3 is a transmission schematic diagram of the present utility model.

Fig. 4 is the scissors schematic diagram of going up of the present utility model.

Fig. 5 is a lower scissors schematic diagram of the present utility model.

Fig. 6 is that the A-A of the utility model Fig. 2 is to schematic diagram.

Among the figure; 1. Ni-MH battery group storage battery, 2. controller, 3. phase reversal switch, 4. direct current generator, 5. electric shrub and hedge trimmer, 6. bar shaped skeleton, 7. main shaft 8. tightens nut, 9. driven pulley, 10. driving-belt, scissors fixed mount on 11., scissors on 12., 13. lower scissors, 14. times clamp nuts, 15. cutting heads, 16. screw holes, 17. the outer arcuate blade, 18. elliptical apertures, 19. arc blades, 20. lower discs, 21. last disk, 22. central shafts, 23. sleeves, 24. bar shaped supports, 25. nut, 26. semi-circle gears, 27. connecting screws, 28. screw, 29. sliding trays, 30. stops, 31. lock screw, 32, circular support, 33. holding screw, 34. cross bars, 35. circular joints, 36. the cross bar sleeve, 37. top screws, 38. elevating levers, 39. the sleeve mobile jib, 40. gear substrates, 41. driving gears, 42. speed change cogs, 43. speed change lower gears, 44. driving pulleys, 45. handle, 46. driving-belt protective cases, 47. dollies.

Embodiment

In Fig. 1, Ni-MH battery group storage battery (1), controller (2), phase reversal switch (3), direct current generator (4) order are electrically connected.

At Fig. 2, among Fig. 6, electric shrub and hedge trimmer (5), be in bar shaped skeleton (6), front end a main shaft (7) is set, the last scissors fixed mount (11) that the main shaft middle part is provided with a driven pulley (9) and is combined into one with driven pulley, the bottom is provided with scissors (12), main shaft (7) lower end is provided with lower scissors (13), and by clamp nut (14) is fixing down, by main shaft (7), driven pulley (9), last scissors fixed mount (11), last scissors (12), lower scissors (13), the cutting head (15) that is combined into through machinery, have the shearing function under the drive of driving-belt (9), main shaft (7) top is fastening with bar shaped skeleton (6) by tightening nut (8).

Above the middle part of bar shaped skeleton, be provided with lower disc (20), flexibly connect with the central shaft that is arranged on disk (21) (22), there is a sleeve (23) at central shaft (22) middle part, the bottom is provided with bar shaped support (24), and it is fastening by nut (25), bar shaped support (24) is provided with semi-circle gear (26), one end flexibly connects through connecting screw (27) and bar shaped support (24), the other end is provided with a sliding tray (29), be connected through other end of screw (28) and bar shaped support (24), semi-circle gear (26) is provided with stop (30), fixing by lock screw (31) after setting range ability, last disk (21) is provided with circular support (32), and be arranged on cross bar (34), the circular joint on top (35) is formed active section, and cross bar (34) is installed in the cross bar sleeve (36) on elevating lever (38) top, and it is fixing through top screw (37).

Electric shrub and hedge trimmer (5) by circular support (32), be suspended on the circular joint (35) on cross bar (34) top, and lock by holding screw (33) after can be adjusted to the operating angle that needs, semi-circle gear (26) and speed change on being arranged on gear substrate (40) cog (42) be connected, speed change lower gear (43) is connected with driving gear (41) on being arranged on motor (4), and gear substrate (40) front end is provided with phase reversal switch (3).

Direct current generator (4), controller (2), handle (45), be installed in bar shaped skeleton (6) postmedian and afterbody respectively, (46) are the driving-belt protective case.

Insert in the sleeve mobile jib (39) that is arranged on the dolly (47) bottom of elevating lever (38), energy oscilaltion and left-right rotation, and fixing by top screw (37).

In Fig. 3, when direct current generator clockwise rotates, driving pulley (44), through driving-belt (10), driven pulley (9), last scissors fixed mount (11), scissors in the drive (12) clockwise rotates to be sheared, this moment driving gear (41) transmission gear shift lower gear (43), make speed change cog (42) counterclockwise rotate along semi-circle gear (26), thereby with central shaft (22) is the center, make bar shaped skeleton (6) front end to operation counterclockwise, when the phase-change switch (3) that is arranged on gear substrate (40) front end, end power supply paraphase when touching stop (30), above-mentioned while counter-rotation is also sheared.

When adopting Artificial Control to shear, unclamp semi-circle gear (26) one ends screw (28), by sliding tray (29) with semi-circle gear (26), to recess speed change (42) back that cogs fixing, promotes dolly (47), controls the shearing scope by handle (45).

In Fig. 4, last scissors (12), constitute by several outer arcuate blades (17), be beneficial to the branch that enters lower scissors arc blade successively sheared, this cutter by screw hole (16), be fixed on the bottom of scissors fixed mount (11).

In Fig. 5, lower scissors (13), constitute by several arc blades (19), the outer arcuate blade that point of a knife is longer than scissors helps arresting branch, the elliptical aperture at center (18), stops to follow the scissors rotation through following clamp nut (14), after being fixed on the lower end of main shaft (7).

Claims

1, a kind of suspension type auto-controlled electric shrub and hedge trimmer, by cutting head, bar shaped skeleton, handle, direct current generator, phase reversal switch, change-speed gearing, the electric shrub and hedge trimmer of forming and cross bar, elevating lever, the sleeve mobile jib, dolly constitutes through machinery, and Ni-MH battery group storage battery, controller, phase reversal switch, direct current generator are electrically connected in proper order, it is characterized in that: go up disk (21) bottom and be provided with central shaft (22), the central shaft end is provided with bar shaped support (24).

2, the described suspension type auto-controlled electric of root a tree name claim 1 shrub and hedge trimmer is characterized in that: bar shaped support (24) is provided with semi-circle gear (26).