CN102342222A

CN102342222A - Pruning machine

Info

Publication number: CN102342222A
Application number: CN2011103458696A
Authority: CN
Inventors: 李志军; 王斌
Original assignee: NINGBO AILEJI ELECTRIC TOOL CO Ltd
Current assignee: NINGBO AILEJI ELECTRIC TOOL CO Ltd
Priority date: 2011-10-31
Filing date: 2011-10-31
Publication date: 2012-02-08

Abstract

The invention discloses a pruning machine, which comprises an enclosure (1), a motor (2), a transmission mechanism, a main handle (3), an auxiliary handle (4), and upper and lower blades connected with the transmission mechanism, wherein the motor (2) is installed in the enclosure (1); the output shaft of the motor (2) is connected with the transmission mechanism; the upper and lower blades are linked with an eccentric block (5.1) on the transmission mechanism; a circuit switch (6) and an ejector rod (7) are arranged in the enclosure (1); a main button (3.1) and an auxiliary button (4.1) for controlling the ejector rod (7) to move so as to control the circuit switch (6) to be connected or disconnected are respectively arranged on the main handle (3) and the auxiliary handle (4); and an assistant holding part (8) and an assistant button (8.1) capable of replacing the auxiliary handle (4) and the auxiliary button (4.1) are also arranged at the rear of the enclosure (1). In the event of pruning high branches, the pruning range is larger. The pruning machine disclosed by the invention belongs to the technical field of cutting tools special for gardening.

Description

Pruner

Technical field

The invention belongs to the special-purpose cutting implement technical field of gardening, especially relate to a kind of pruner that can prune and repair for branch, shrub or hedge etc.

Background technology

Pruner belongs to the cutting implement of gardening domain-specific; Can prune and repair for branch, shrub, hedge; Along with the continuous development of national afforestation undertaking, pruner becomes a kind of indispensable greening instrument, and it has efficient height, advantage such as easy to use.The selling market of pruner mainly contains Europe and North America two big markets at present; Wherein the standard of European market execution is EN60745; According to the EN60745 standard-required; Blade openings must be provided with two switch control buttons-main button and secondary button greater than the pruner of 8MM; Thereby guarantee that structurally the user in use must be that two hands are operated machines simultaneously and just can be opened machine, thereby guarantee that the user can use machine safely.

The critical pieces such as upper and lower blade that the pruner of prior art generally comprises casing, electromotor, transmission mechanism, Top carry handle, assistant's handle, main button, secondary button and is connected with transmission mechanism; Said electromotor setting is installed in the casing; It is reciprocating that the output shaft of electromotor connects the upper and lower blade that drives outside casing through transmission mechanism; Be equipped with the button of control circuit break-make on the major-minor handgrip of housing, assistant's handle and Top carry handle are connected to the front and rear of casing.Be provided with a contactor and control circuit switch work whether push rod in the pruner casing.Use pruner like need, the button of pressing simultaneously on the major-minor handgrip pushes the switch contact on the contactor with the motion of control push rod, starter motor, and when the user unclamped any one button, push rod and switch contact were thrown off, and machine quits work.

Said mechanism exists following not enough, when pruner is pruned higher branches and leaves, need lift pruner, this moment major-minor handgrip one a low height, the casing front portion is last, the casing rear portion is down, just assistant is last, Top carry handle is down; Keep the upper and lower blade running of pruner, must press the button on the major-minor handgrip simultaneously.So, when pruning higher branch, the position limit of assistant's handle the height that pruner is lifted during operation, therefore, the pruning scope of the pruner of prior art is narrower.

In sum, existing pruner exists following not enough, can't prune higher branch, and pruning is limited in scope;

Summary of the invention

Technical problem to be solved by this invention is: providing a kind of can make things convenient for use can suitably prune higher branch, the pruner that the pruning scope is bigger again at ordinary times.

The technical scheme that the present invention taked is: a kind of pruner, and it comprises casing, electromotor, transmission mechanism, Top carry handle, assistant's handle and the upper and lower blade that is connected with transmission mechanism; Said electromotor setting is installed in the casing; The output shaft of electromotor connects transmission mechanism; Eccentric block interlock on upper and lower blade and the transmission mechanism; Assistant's handle and Top carry handle are connected to the front and rear of casing; Be provided with contactor and push rod in the casing; Thereby Top carry handle and assistant on be respectively equipped with the main button and the secondary button of control push rod motion control circuit switch connection or disconnection, the casing rear portion also be provided with an alternative assistant and the auxiliary holding area and the supplemental button of secondary push button function.

Described auxiliary holding area is located at the symmetrical side of Top carry handle and links to each other with casing, is provided with a block in the casing, and block is provided with one and supplies ejector rob axis to the gathering sill that reciprocatingly slides; Push rod one end is provided with a push rod cap that offsets or separate with contactor, and the other end of push rod and the spacing hole of output gear component break away from or be spacing, also are provided with resetting means on the push rod; Thereby be provided with one in the casing and be used to promote move the together seesaw of extruding contactor contact of push rod and push rod cap; One end of seesaw contacts with main button; The steel wire loop contacts that the other end of seesaw had both moved with secondary button in being installed in casing; Simultaneously also with an end in contact of slide block; The preceding end in contact of the other end of slide block and supplemental button is provided with chute slide block can be reciprocatingly slided in groove in casing; Supplemental button middle part is hinged with auxiliary holding area, is connected between supplemental button rear portion and the auxiliary holding area to be supported with back-moving spring.

Described block is fixed on the casing, and resetting means comprises pad, spring and the collar that is used to be enclosed within on the push rod, and gathering sill one side of pad and block offsets, and the collar axial limiting is on push rod.

The invention has the beneficial effects as follows: the present invention has added the auxiliary holding area and the supplemental button of alternative assistant's handle and secondary push button function in addition on the basis of original pruner; When pruning branches of tall trees; The user can grip Top carry handle and auxiliary holding area; Lift pruner; Press main button and supplemental button on Top carry handle and the auxiliary holding area simultaneously; Work starts the machine; Because Top carry handle and auxiliary holding area all are located at the casing rear portion; So pruner can be lifted De Genggao, the pruning scope is bigger; At technical auxiliary holding area, supplemental button, slide block, the back-moving spring of having added of original pruner handgrip, simple in structure, connect more reliable between the parts.

Description of drawings

Fig. 1 is a cross-sectional schematic of the present invention.

Fig. 2 is an A place enlarged drawing among Fig. 1.

Fig. 3 is the another kind of embodiment cutaway view of the present invention.

Fig. 4 is an operating state cutaway view of the present invention.

Among the figure, 1, casing, 2, electromotor, 3, Top carry handle; 3.1, main button, 4, assistant's handle, 4.1, secondary button, 4.2, the steel wire ring; 5, output gear component, 5.1, eccentric block, 6, contactor (increasing the sign of switch contact), 6.1, switch contact; 7, push rod, 7.1, the push rod cap, 8, auxiliary holding area, 8.1, supplemental button; 8.2, back-moving spring, 9, block, 9.1, gathering sill, 10, seesaw; 11, slide block, 12, pad, 13, spring, 14, collar.

Embodiment

Below be preferred embodiment of the present invention, but therefore do not limit protection scope of the present invention.

With reference to Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, a kind of pruner of the present invention, it comprises that casing 1, electromotor 2, transmission mechanism, Top carry handle 3, assistant are 4 and the upper and lower blade that is connected with transmission mechanism; Said electromotor 2 is provided with and is installed in the casing 1; The output shaft of electromotor 2 connects transmission mechanism; Eccentric block 5.1 interlocks on upper and lower blade and the transmission mechanism; Assistant is connected to the front and rear of casing 1 to 4 with Top carry handle 3; Be provided with contactor 6 and push rod 7 in the casing 1; Thereby Top carry handle 3 is respectively equipped with the main button 3.1 and secondary button 4.1 that control push rod 7 motion control circuit switches 6 are switched on or switched off with assistant on 4, and casing 1 rear portion also is provided with an alternative assistant 4 and the auxiliary holding area 8 and the supplemental button 8.1 of secondary button 4.1 functions.

The topmost improvement of the present invention is each parts that on the basis of original pruner, has added auxiliary holding area 8 and supplemental button 8.1 and be connected with supplemental button 8.1, and concrete structure and annexation are following:

Described auxiliary holding area 8 is located at the symmetrical side of Top carry handle 3 and links to each other with casing 1, is provided with a block 9 in the casing 1, and block 9 is provided with a gathering sill 9.1 that supplies push rod 7 axially to reciprocatingly slide; Push rod 7 one ends are provided with a push rod cap 7.1 that offsets or separate with contactor 6, and the other end of push rod 7 and the spacing hole of output gear component break away from or be spacing, also are provided with resetting means on the push rod 7; Thereby being provided with one in the casing 1 is used to promote push rod 7 and move together with push rod cap 7.1 and push the seesaw 10 of contactor 6 contacts; One end of seesaw 10 contacts with main button 3.1; The other end of seesaw 10 both contacted with the steel wire ring 4.2 of secondary button 4.1 motions in being installed in casing 1; Simultaneously also with an end in contact of slide block 11; The preceding end in contact of the other end of slide block 11 and supplemental button 8.18; Be provided with the chute that supplies slide block 11 to reciprocatingly slide in the casing 1, slide block 11 can reciprocatingly slide in groove; Supplemental button 8.1 middle parts and auxiliary holding area 8 are hinged, are connected between supplemental button 8.1 rear portions and the auxiliary holding area 8 to be supported with back-moving spring 8.2.

Spacing hole can't see among the figure in output gear component 5 radial design, and that can imagine fully goes out; When push rod 7 one ends are positioned at spacing hole; Output gear component 5 can't be rotated further, owing to lean on output gear component 5 to drive eccentric wheel 5.1 in using, drives upper and lower blade then; So output gear component 5 stops operating, so upper and lower blade also shuts down.One end of push rod 7 and the spacing hole of output gear component 5 break away from or spacing fully by Top carry handle 3, assistant 4 and the auxiliary holding area 5 axially-movable degree of controlling push rods 7; When Top carry handle 3 and assistant 4 or press the button on it simultaneously with auxiliary holding area 5, push rod 7 just can be complete and output gear component 5 on the spacing hole disengaging.

Described block 9 is fixed on the casing 1; Between push rod cap 7.1 and resetting means; Resetting means comprises pad 12, spring 13 and the collar 14 that is used to be enclosed within on the push rod 7, and pad 12 offsets with gathering sill 9.1 1 sides of block 9, and collar 14 axial limitings are on push rod 7.

When seesaw 10 promotes push rod caps 7.1, push rod 7 moves axially, and decontrols the button on any handgrip, and push rod 7 springs back to free state by resetting means, and while one end of push rod 7 is taken advantage of a situation spacing in the spacing hole of output gear component 5.In the level relation of practicing of practicing eccentric block 5.1 and upper and lower blade on level relation and the electromotor of electromotor 2 and transmission mechanism and the prior art pruner, repeat no more here.

Molar behavior process of the present invention and principle are: combine Fig. 1 and shown in Figure 4; When the user presses main button 3 separately; One end of seesaw 10 is toward upwarping; Push rod 7 be failure to actuate or actuating length very little; Push rod 7 can not push up the switch contact 6.1 on the contactor 6; Machine is not worked; It is same when the user presses secondary button 4.1 or supplemental button 8.1 separately; The other end of seesaw 10 is toward upwarping; Push rod 7 be failure to actuate or actuating length very little; Push rod 7 can not push up down switch contact 6.1; Machine is not worked; When the user presses main button 3 again, press secondary button 4.1 or press main button 3 and supplemental button 8.1 simultaneously, push rod 7 is up opened contactor 6 in top switch contact 6.1 thereby pulling is all up lifted at the two ends of seesaw 10, and machine is started working; When the user unclamps arbitrary button; Push rod 7 separates with switch contact 6.1 under the effect of resetting means, cut-off switch, and machine quits work.

Supplemental button 8.1 on the auxiliary holding area 8 of the present invention can have dual mode to be connected on the auxiliary holding area 8; Be dual mode like Fig. 1 and Fig. 3, when Fig. 1 was supplemental button 8.1 uses, toward external pressure, these structure supplemental button 8.1 middle parts and auxiliary holding area 8 were hinged by interior.When Fig. 3 was supplemental button 8.1 uses, by pressing inward outward, these structure supplemental button 8.1 afterbodys and auxiliary holding area 8 were hinged.

Claims

A method for pruning machine, which includes a cabinet (1), the motor (2), the transmission mechanism, the main handle (3), Off the (4) and connected to the drive mechanism, the lower blade; wherein a motor (2) is set installed in the housing (1), the motor (2) connected to the output shaft of the drive mechanism, the upper and lower blade drive mechanism with the eccentric block (5.1) linkage, deputy to (4) and the main handle (3) are connected to the housing (1) of the front and rear of the chassis (1) equipped with a circuit breaker (6) and mandrel (7), the main handle (3) and Off of the (4) respectively with a control jack (7) motion to the control circuit switch (6) on or off the main button (3.1) and secondary button (4.1), characterized in that: the chassis (1) also has a rear an alternative Off to (4) and the sub push button (4.1) functional part of an auxiliary grip (8) and the auxiliary button (8.1).
2. pruner according to claim 1; It is characterized in that: described auxiliary holding area (8) is located at the symmetrical side of Top carry handle (3) and links to each other with casing (1); Be provided with a block (9) in the casing (1), block (9) is provided with a gathering sill (9.1) that supplies push rod (7) axially to reciprocatingly slide; Push rod (7) one ends are provided with a push rod cap (7.1) that offsets or separate with contactor (6), and the other end of push rod (7) and the spacing hole of output gear component break away from or be spacing, and push rod also is provided with resetting means on (7); Be provided with one in the casing (1) and be used to promote push rod (7) and push rod cap (7.1) thereby the seesaw (10) of motion extruding contactor (6) contact together; One end of seesaw (10) contacts with main button (3.1); The steel wire loop contacts that the other end of seesaw (10) had both moved with secondary button (4.1) in being installed in casing (1); Simultaneously also with an end in contact of slide block (11) 11; The preceding end in contact of the other end of slide block (11) and supplemental button (8.1) 8 is provided with the chute that supplies slide block (11) to reciprocatingly slide in the casing (1); Supplemental button (8.1) middle part is hinged with auxiliary holding area (8), is connected between supplemental button (8.1) rear portion and auxiliary holding area (8) to be supported with back-moving spring (8.2).
3. pruner according to claim 2; It is characterized in that: described block (9) is fixed on the casing (1); Resetting means comprises pad (12), spring (13) and the collar (14) that is used to be enclosed within on the push rod (7); Pad (12) offsets with gathering sill (9.1) one sides of block (9), and collar (14) axial limiting is on push rod (7).