CN220712178U - Pruning device for fruit trees - Google Patents

Abstract

The utility model relates to the technical field of pruning devices and discloses a pruning device for fruit trees, which comprises a sleeve and a sleeve column in sliding connection with the sleeve, wherein a pruning assembly in mirror image arrangement up and down is arranged at the top of the sleeve column, the pruning assembly comprises a mounting block, a pruning knife embedded into the mounting block and a protection member fixed on the mounting block, the lower mounting block is fixed on the sleeve column, an electric push rod for driving the upper mounting block to move is arranged on the sleeve column, the protection member comprises a fixing frame and a protection cover hinged on the fixing frame and covering the pruning knife, an adjusting cavity for the sleeve column to slide and stretch in is arranged in the sleeve column, a tooth socket is arranged at one end of the sleeve column positioned in the adjusting cavity, a gear meshed with the tooth socket is rotationally connected to the sleeve, a rotating shaft is fixed at the middle part of the gear, and a hand rocker is fixed at one end of the rotating shaft extending out of the sleeve. The utility model has the following advantages and effects: the trimming knife is convenient to cover, the potential safety hazard is reduced, and meanwhile, the trimming knife is convenient to trim high fruit trees.

Description

Pruning device for fruit trees

Technical Field

The utility model relates to the technical field of pruning devices, in particular to a pruning device for fruit trees.

Background

The tree pruning purpose and the action of the crown of the fruit tree are enlarged along with the growth of the tree age, and the excessive branches and leaves can cause the consequences of external density, internal space, premature senility, serious years of the tree vigor, reduced fruit yield, reduced quality and the like. Timely and reasonable pruning has the following functions of adjusting the reasonable distribution of branches and leaves; regulating growth and outcome; regulating the composition proportion of branches; the pruning can balance the growth vigor between the group plants and between the main branches on one plant, thereby achieving the balance of yield and being convenient for management. In addition, pruning is also a means of enabling the overground parts to grow in coordination with the root system. The pruning shear in the prior art is large or small in size, the pruning shear is usually exposed outside when not in use, potential safety hazards exist, operators close to the pruning shear are easy to accidentally injure, meanwhile, the hand-held pruning device is inconvenient to prune the high positions of fruit trees due to the fact that the structure is short, and climbing is needed when the high positions of fruit trees are pruned, so that the pruning shear is inconvenient.

Disclosure of Invention

The utility model aims to provide a pruning device for fruit trees, which has the effects of being convenient for protecting the cap of a pruning knife, reducing potential safety hazards and simultaneously being convenient for pruning high fruit trees.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a trimming means for fruit tree, includes the sleeve and with sleeve sliding connection's loop column, the loop column top is provided with the trimming subassembly that upper and lower mirror image set up, trimming subassembly includes the installation piece, inlays to be established the trimming sword of installation piece and be fixed in the protection component of installation piece, below the installation piece is fixed in the loop column, install the drive top on the loop column the electric putter that the installation piece removed, the protection component include the mount with articulate in the cover of mount the protective cover of trimming sword, be equipped with in the sleeve and supply the adjusting chamber that the loop column slided and stretches into, the loop column is located adjusting intracavity one end is equipped with the tooth's socket, the sleeve internal rotation be connected with mesh in the gear of tooth's socket, the gear middle part is fixed with the regulating spindle, the regulating spindle stretches out sleeve one end is fixed with the hand rocker.

By adopting the technical scheme, when the pruning device is not used for pruning fruit trees, the protection covers at the upper side and the lower side are rotated to enable the protection covers to cover the pruning knives, so that the potential safety hazard caused by exposing the pruning knives is reduced; when the pruning device is used for pruning fruit trees, the protective cover is rotated to enable the protective cover to rotate around the fixing frame to the position below the pruning knives, the two pruning knives which move relatively are not affected for pruning the fruit trees, and meanwhile, the cover body is connected to the fixing frame and cannot be lost; when the fruit trees at different heights need to be sheared, the hand rocking bar is held by one hand and rotates, the hand rocking bar rotates to drive the adjusting shaft and the gear to rotate, the gear drives the sleeve column to move upwards or downwards through the tooth slot, so that trunks at different heights are positioned between the two shearing cutters to be sheared, upward climbing is not needed, and convenience are realized.

The utility model is further provided with: the protective cover positioned below the sleeve column comprises a cover body and dead leaf grooves fixed on two sides of the cover body.

Through adopting above-mentioned technical scheme, the shield cover rotates around the mount and moves to the installation piece below, and the up end of the lid of shield cover and the lower terminal surface contact of installation piece, and the dead leaf groove is located the both sides of the lid of installation piece below simultaneously, collects the fallen leaves that produce when pruning the trunk, the later stage of being convenient for to the clearance on ground.

The utility model is further provided with: the protective cover is far away from the same side of the sleeve and is fixedly provided with a connecting frame, the connecting frame is fixedly provided with a rotating shaft, and the fixing frame is provided with a sliding groove for two ends of the rotating shaft to extend into and slide.

Through adopting above-mentioned technical scheme, when the relative mount of shield rotated, the pivot rotated down in the spout and moved, made the shield rotate 360 rear shield top and be located the installation piece bottom.

The utility model is further provided with: the fixing frame is provided with a first fixing hole, and the first fixing hole is internally connected with a first fixing bolt extending into the rotating shaft in a threaded manner

By adopting the technical scheme, when the protective cover is positioned above the mounting block and covers the shearing knife, the protective cover and the fixing frame are relatively fixed by using the first fixing bolt, so that the rotation of the protective cover is limited; the first fixing bolt is loosened, so that the protective cover can rotate 360 degrees and horizontally move downwards to the upper end face of the cover body of the protective cover to be contacted with the lower end face of the mounting block, and the rotary adjustment is facilitated.

The utility model is further provided with: the sleeve column is fixed with a sliding strip extending out of the sleeve, the outer wall of the sleeve is provided with a notch for the sliding strip to extend out and slide, and a U-shaped limiting plate is fixed at the notch.

Through adopting above-mentioned technical scheme, when rotating the hand rocker and making the sleeve post reciprocate, the draw runner reciprocates in the notch, and the U-shaped limiting plate limits the removal of sleeve post.

The utility model is further provided with: and a second fixing hole is formed in the limiting plate, and the second fixing bolt extending into the sliding strip is connected with the fixing Kong Erna through threads.

Through adopting above-mentioned technical scheme, rotate the hand rocker and reciprocate and adjust the loop post to behind the loop post is located suitable height, use fixing bolt two with loop post and sleeve relatively fixed.

The beneficial effects of the utility model are as follows:

1. when the pruning device is used for pruning the fruit trees, the protection covers at the upper side and the lower side are rotated to enable the protection covers to cover the pruning knives, then the first fixing bolts are used for enabling the protection covers and the mounting blocks to be relatively fixed, so that potential safety hazards caused by exposure of the pruning knives are reduced;

2. when fruit trees at different heights need to be cut, the hand rocking bar is held by one hand to rotate, and the sleeve column is driven to move upwards or downwards by the rotation of the hand rocking bar, so that trunks at different heights are conveniently located between the two cutting knives to be cut, and the trunks do not need to climb upwards, so that the cutting machine is more convenient;

3. when the protective cover rotates around the fixing frame and moves to the lower part of the installation block, dead leaf grooves are positioned on two sides of the cover body below the installation block, fallen leaves generated during trunk pruning are collected, and the later cleaning of the ground is facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic side sectional structure of the present embodiment 1.

Fig. 2 is an enlarged view at a of fig. 1.

Fig. 3 is a schematic diagram showing the connection relationship between the upper and lower protective covers, the trimming blade and the mounting block during trimming operation in embodiment 1.

Fig. 4 is a schematic diagram showing the connection relationship between the upper and lower protective covers, the trimming blade and the mounting block in the non-trimming operation of embodiment 1.

In the figure, 1, a sleeve; 2. a sleeve column; 3. a mounting block; 4. trimming scissors; 5. a protective member; 51. a fixing frame; 52. a protective cover; 521. a cover body; 522. a dead leaf groove; 53. a connecting frame; 54. a rotating shaft; 55. a chute; 56. a first fixing bolt; 6. an electric push rod; 7. a regulating chamber; 8. tooth slots; 9. a gear; 10. an adjusting shaft; 11. a hand rocker; 12. a slide bar; 13. a notch; 14. a U-shaped limiting plate; 15. and fixing a second bolt.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

Embodiment 1, a pruning device for fruit trees, as shown in fig. 1-4, including sleeve 1 and sleeve post 2 with sleeve 1 sliding connection, sleeve post 2 top is provided with the trimming subassembly that upper and lower mirror image set up, the trimming subassembly includes installation piece 3, inlay the trimming sword 4 of establishing installation piece 3 and be fixed in the protection component 5 of installation piece 3, the installation piece 3 is fixed in sleeve post 2 below, install the electric putter 6 that drives the removal of installation piece 3 above on the sleeve post 2, protection component 5 includes mount 51 and articulates in the protective cover 52 of covering trimming sword 4 of mount 51, be equipped with in sleeve 1 and supply sleeve post 2 to slide the regulation chamber 7 that stretches into, sleeve post 2 is located one end in regulation chamber 7 and is equipped with tooth's socket 8, sleeve 1 rotation is connected with the gear 9 in tooth's socket 8, the middle part of gear 9 is fixed with regulating spindle 10, regulating spindle 10 stretches out sleeve 1 one end and is fixed with hand rocker 11.

Further, the protective cover 52 below the loop 2 includes a cover 521 and dead leaf slots 522 fixed to both sides of the cover 521.

Further, a connecting frame 53 is fixed on the same side of the protective cover 52 far away from the sleeve, a rotating shaft 54 is fixed on the connecting frame 53, and a sliding groove 55 for extending and sliding the two ends of the rotating shaft 54 is arranged on the fixing frame 51.

Further, the fixing frame 51 is provided with a first fixing hole, and a first fixing bolt 56 extending into the rotating shaft 54 is connected to the first fixing hole through internal threads.

Further, the sleeve column 2 is fixed with a slide bar 12 extending out of the sleeve 1, the outer wall of the sleeve 1 is provided with a notch 13 for the slide bar 12 to extend out and slide, and a U-shaped limiting plate 14 is fixed at the notch 13.

Further, a second fixing hole is formed in the limiting plate, and a second fixing bolt 15 extending into the sliding strip 12 is connected to the fixing Kong Erna in a threaded mode.

The working principle of the utility model is as follows: when the pruning device is not used for pruning fruit trees, the protective covers 52 on the upper side and the lower side are rotated to enable the protective covers 52 to cover the pruning knives 4, as shown in fig. 3, and then the protective covers 52 and the fixing frame 51 are relatively fixed by using the first fixing bolt 56, so that potential safety hazards caused by exposure of the pruning knives 4 are reduced; when the pruning device is used for pruning fruit trees, the protective cover 52 is rotated to enable the protective cover 52 to rotate around the fixed frame 51 to the position below the pruning knives 4, as shown in fig. 2, the upper end face of the cover body 521 of the protective cover 52 is in contact with the lower end face of the mounting block 3, meanwhile dead leaf grooves 522 are positioned on two sides of the cover body 521 below the mounting block 3, fallen leaves generated during trunk pruning are collected, the two pruning knives 4 which move relatively are not affected to carry out fruit tree pruning, and meanwhile, the cover body 521 is connected to the fixed frame 51 and cannot be lost; when fruit trees at different heights need to be cut, a hand-held rocker 11 rotates, the hand-held rocker 11 rotates to drive an adjusting shaft 10 and a gear 9 to rotate, the gear 9 drives a sleeve column 2 to move upwards or downwards through a tooth socket 8, a sliding bar 12 slides up and down in a notch 13 when the sleeve column 2 moves up and down, a U-shaped limiting plate 14 limits the movement of the sleeve column 2, and after the sleeve column 2 is adjusted to be at a proper height, a fixing bolt II 15 is used for fixing the sleeve column 2 and a sleeve 1 relatively.

Claims (6)

1. The utility model provides a trimming means for fruit tree, includes sleeve (1) and with sleeve (1) sliding connection's post (2), its characterized in that: the utility model provides a trimming subassembly that mirror image set up from top to bottom is provided with at post (2) top, trimming subassembly includes installation piece (3), inlays to be established scissors (4) of installation piece (3) and be fixed in protection component (5) of installation piece (3), below installation piece (3) are fixed in post (2), install the drive top on post (2) electric putter (6) that installation piece (3) removed, protection component (5) including mount (51) and articulate in the cover of mount (51) protection lid (52) of scissors (4), be equipped with in sleeve (1) and supply post (2) slip stretches into regulation chamber (7), post (2) are located one end is equipped with tooth's socket (8) in regulation chamber (7), the interior rotation of sleeve (1) be connected with mesh in gear (9) of tooth's socket (8), gear (9) middle part is fixed with regulating spindle (10), regulating spindle (10) stretch out sleeve (1) one end is fixed with rocker (11).

2. The pruning device for fruit trees as set forth in claim 1, wherein: the protective cover (52) positioned below the sleeve column (2) comprises a cover body (521) and dead leaf grooves (522) fixed on two sides of the cover body (521).

3. The pruning device for fruit trees as set forth in claim 1, wherein: the protection cover (52) is far away from one side of the sleeve (1) and is fixedly provided with a connecting frame (53), the connecting frame (53) is fixedly provided with a rotating shaft (54), and the fixing frame (51) is provided with a sliding groove (55) for enabling two ends of the rotating shaft (54) to extend into and slide.

4. A fruit tree pruning device according to claim 3, wherein: the fixing frame (51) is provided with a first fixing hole, and a first fixing bolt (56) extending into the rotating shaft (54) is connected with the first fixing hole through internal threads.

5. The pruning device for fruit trees as set forth in claim 1, wherein: the sleeve column (2) is fixedly provided with a slide bar (12) extending out of the sleeve (1), the outer wall of the sleeve (1) is provided with a notch (13) for the slide bar (12) to extend out and slide, and a U-shaped limiting plate (14) is fixedly arranged at the notch (13).

6. The fruit tree pruning device according to claim 5, wherein: the limiting plate is provided with a second fixing hole, and the second fixing bolt (15) extending into the sliding strip (12) is connected with the fixing Kong Erna through threads.