CN2599914Y

CN2599914Y - Multifunctional pruning shears of hydraulic bent-lever linkage type

Info

Publication number: CN2599914Y
Application number: CN 02245494
Authority: CN
Inventors: 莫祥顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-31
Filing date: 2002-12-31
Publication date: 2004-01-21
Anticipated expiration: 2012-12-31

Abstract

The utility model relates to a hydraulic knee lever linked multi-functional scissors, comprising a fixed handle, a movable handle. A back end of the fixed handle extends to form an extension rod or is connected with the extension rod; the extension rod is fixed on the fixed handle by a hydraulic piston cylinder induced by a hydraulic pipe and a hydraulic pump and connected fixedly with a piston in the hydraulic piston cylinder; a knockout pin extended outward the hydraulic piston cylinder is fixedly connected or hinged with the movable handle; or a rear end of the movable handle is hinged with an front end of a lever; the rear end of the lever is hinged with the fixed handle; the hydraulic knockout pin pushes on the end of the movable handle under the lever; the front end of the knee lever is hinged with the rear end of the movable handle; the rear end of the knee lever is fixedly connected or hinged with the hydraulic knockout pin or hinged with the front end of the lever. The utility model adopts the pedal hydraulic device to control the scissors to shear by enough shearing strength so that a hard branch of 10 to 12 mm such as a longan tree or a chestnut tree can be cut off easily. The force is applied by using the pedal, thereby being convenient and laborsaving.

Description

The multi-functional secateurs of hydraulic pressure curved bar linkage type

(1) technical field:

The utility model relates to a kind of secateurs of plucking the high-altitude fruit or trimming fruit branches of being used to, the multi-functional secateurs of specifically a kind of hydraulic pressure curved bar linkage type.

(2) background technology:

Overhead fruit picking or beta pruning are the bigger things of a kind of difficulty, if branch, fruit are hit down, then fragile fruit and fruit tree, set the harvesting of getting on if climb to, then because branch is too little, it is too high to be difficult to grantee's body weight or trees, easily goes out danger, therefore all wishes to have a kind of people to stand to pluck fruit or trim fruit branches, and do not injure the instrument of fruit and fruit tree in the ground.To achieve these goals, the most direct way promptly is the handle lengthening that fruit is cut, or an end handle extended, and other end handle is controlled with the rope pulling, then be provided with the blade returning device between the handle front end, as application number is 01111533.5, and name is called " high branch fruit picking and pruning scissors " and application number is 96108812.5, and name is called the Chinese patent of " overhead fruit picking plucking shears ", promptly be to use connecting rod will hold under the arm pincers and scissors reach eminence, hold pincers and scissors under the arm and control, make earlier and hold the fruit branch clamping that pincers will be cut under the arm, spur steel wire drive scissors then fruit branch is cut off with wire, this device realized the high-altitude beta pruning pluck the fruit, it is made easily, and is with low cost, and has certain effect, its weak point is inconvenient operation, use wire to tighten up scissors, speed is slow and the shearing dynamics is not enough, and the operator is tired out.

(3) utility model content:

The utility model will disclose a kind of enough shearing forces that has, the multi-functional secateurs of hydraulic pressure curved bar linkage type of easy operating.

The multi-functional secateurs of hydraulic pressure curved bar linkage type, comprise that cutting edge is provided with in opposite directions, the blade that intersecting splices cuts with scissors dress and the handle of blade rear end, and be located at blade returning device between handle, one of them handle is a fixed handle, a handle is a flexible handle, the fixed handle rear end prolongs into extension rod or is connected to extension rod, hydraulic piston tube by hydraulic tube and hydraulic pump conducting is fixed on the fixed handle, be connected with the piston in the hydraulic piston tube, its termination is stretched in hydraulic piston tube outer hydraulic mandril and flexible handle and is connected; Or hydraulic mandril and flexible handle hinge; Or the front end of flexible handle rear end and lever hinge, the rear end of lever is hinged on the fixed handle; Hydraulic mandril peaks at lever underside handle one end.

Also have a curved bar, its front end and flexible handle rear end are hinged, and its rear end and hydraulic mandril are connected or are hinged, or are hinged with the lever front end.

Described hydraulic piston tube rear end is provided with vent valve.

Described extension rod and fixed handle are for removably connecting.

Described hydraulic pump is the foot-operated hydraulic pump that is provided with foot pedal.

Extension rod is telescopic Collapsible structure.

Because the utility model adopts foot-operated hydraulic means to control the shear action of secateurs, therefore secateurs has enough shearing forces, as cutting when plucking longan, Chinese chestnut etc. than the xylocarp branch, can cut off the fruit branch that diameter reaches 10mm even 12mm easily, and with the foot-operated application of force, both convenient, laborsaving again, the user only needs the height and the orientation of both hands control secateurs to get final product, lowered the labour intensity of both hands greatly, can use and non fatigue feeling for a long time, and the shirtsleeve operation mode also makes operating efficiency increase substantially.Also be provided with the steady pin that the string bag can be installed by a place on the secateurs, when plucking fruit, the string bag can be loaded onto, the fruit of cutting falls into the string bag, can not cause fruit damage, and when trimming fruit branches, the then desirable string bag down, only use secateurs to prune, reduced the volume of secateurs, use more convenient flexible.

(4) description of drawings:

Fig. 1 is a kind of embodiment structural representation of the utility model.

(5) embodiment:

Fig. 1 is a kind of embodiment of the present utility model, in the present embodiment, the multi-functional secateurs of hydraulic pressure curved bar linkage type comprises that also cutting edge is provided with in opposite directions, the blade that intersecting splices cuts with scissors dress and the handle of blade rear end, and be located at blade returning device 10 between handle, one of them handle is a fixed handle 1, a handle is a flexible handle 2, for convenient secateurs is stretched height to fruit tree, secateurs is fixed on the extension rod 3, or fixed handle 2 rear ends prolong into extension rod 3 or are connected to extension rod 3, be preferably between extension rod 3 and fixed handle 1 or the secateurs and removably connect, and extension rod 3 is preferably telescopic Collapsible structure, when not using, can very easily extension rod 3 be taken off and shorten collection like this.In order to control the shear action of secateurs, the multi-functional secateurs of this hydraulic pressure curved bar linkage type is provided with a control device, this control device is a hydraulic mandril 8, piston in hydraulic mandril 8 lower ends and the hydraulic piston tube 7 is connected, stretch in outside the hydraulic piston tube 7 its termination, upper end, hydraulic piston tube 7 by hydraulic tube 6 with itself and hydraulic pump 4 conductings, by hydraulic pump 4 application of forces being controlled the flexible of hydraulic mandril 8.Termination, hydraulic mandril 8 upper end can be connected with flexible handle 2, and when hydraulic pump 4 work, pressure promotes pistons via hydraulic tube 6, thereby with hydraulic mandril 8 jack-up upwards, drives flexible handle 2 simultaneously and implement shear action; But termination, hydraulic mandril 8 upper end preferably is hinged with flexible handle 2, this moment flexible handle 2 with hydraulic mandril 8 when movable because the direction of enforcement power effect constantly changes, make the application of force person can be more laborsaving; In order to make application of force person more laborsaving, and make shearing force bigger, preferably establish a lever 12 again, and the front end of flexible handle 2 rear ends and lever 12 is hinged, the rear end of lever 12 is hinged on the fixed handle 1, and this moment, hydraulic mandril 8 peaked at lever 12 underside handles 2 one ends, and this moment is because hydraulic mandril 8 can be with respect to lever 12 activities, the direction of its strength also can be adjusted at any time, and is firmly better to guarantee; Further improved implementation method is to establish a curved bar 13 again, and curved bar 13 front ends and flexible handle 2 rear ends hinge, and its rear end and lever 12 front ends are hinged, and form lever 12 curved bars 13 linkage type force application apparatus, to reach more labour-saving purpose; Certainly, but curved bar 13 also front end and flexible handle 2 rear ends be hinged, rear end and hydraulic mandril 8 are connected or are hinged, formation curved bar linkage type force application apparatus, this force application apparatus is also more laborsaving.Described hydraulic piston tube 7 rear ends also should be provided with vent valve 9, so that the air in the hydraulic piston tube 7 of draining when using guarantees hydraulic piston tube 7 operate as normal; And hydraulic pump 4 is preferably the foot-operated hydraulic pump 4 that is provided with foot pedal 5, with labour intensity with minimizing user both hands, also be provided with string bag fixture 11 on this novel secateurs, string bag fixture 11 can be a jack, the string bag that has inserted link up one is inserted and can be fixed, and it is also very convenient to take off the string bag.

Claims

1, the multi-functional secateurs of hydraulic pressure curved bar linkage type, comprise that cutting edge is provided with in opposite directions, the blade that intersecting splices cuts with scissors dress and the handle of blade rear end, and be located at blade returning device between handle, one of them handle is a fixed handle, a handle is a flexible handle, the fixed handle rear end prolongs into extension rod or is connected to extension rod, it is characterized in that: on hydraulic piston tube (7) the stator fixed handle (1) by hydraulic tube (6) and hydraulic pump (4) conducting, be connected with the piston in the hydraulic piston tube (7), its termination is stretched in the outer hydraulic mandril (8) of hydraulic piston tube (7) and is connected with flexible handle (2); Or hydraulic mandril (8) is hinged with flexible handle (2): or the front end of flexible handle (2) rear end and lever (12) hinge, the rear end of lever (12) is hinged on the fixed handle (1); Hydraulic mandril (8) peaks at lever (12) underside handle (2) one ends.

2, the multi-functional secateurs of hydraulic pressure curved bar linkage type according to claim 1, it is characterized in that: also have a curved bar (13), its front end and flexible handle (2) rear end is hinged, and its rear end and hydraulic mandril (8) are connected or are hinged, or are hinged with lever (12) front end.

3, the multi-functional secateurs of hydraulic pressure curved bar linkage type according to claim 1, it is characterized in that: described hydraulic piston tube (7) rear end is provided with vent valve (9).

4, the multi-functional secateurs of hydraulic pressure curved bar linkage type according to claim 2, it is characterized in that: described hydraulic piston tube (7) rear end is provided with vent valve (9).

5, according to the multi-functional secateurs of any one described hydraulic pressure curved bar linkage type in the claim 1～4, it is characterized in that: described extension rod (3) and fixed handle (1) are for removably connecting.

6, according to the multi-functional secateurs of any one described hydraulic pressure curved bar linkage type in the claim 1～4, it is characterized in that: described hydraulic pump (4) is for being provided with the foot-operated hydraulic pump (4) of foot pedal (5).

7, the multi-functional secateurs of hydraulic pressure curved bar linkage type according to claim 5 is characterized in that: described hydraulic pump (4) is for being provided with the foot-operated hydraulic pump (4) of foot pedal (5).

8, according to the multi-functional secateurs of any one described hydraulic pressure curved bar linkage type in the claim 1～4, it is characterized in that: extension rod (3) is telescopic Collapsible structure.

9, the multi-functional secateurs of hydraulic pressure curved bar linkage type according to claim 5, it is characterized in that: extension rod (3) is telescopic Collapsible structure.

10, the multi-functional secateurs of hydraulic pressure curved bar linkage type according to claim 6, it is characterized in that: extension rod (3) is telescopic Collapsible structure.