Labor-saving and convenient fruit tree pruning knife

Abstract

The utility model belongs to the technical field of fruit tree pruning shears, and particularly relates to a labor-saving and convenient fruit tree pruning shears which comprise a connecting base, a connecting groove is formed in the lower surface of the connecting base, a connecting hole is formed in the top in the connecting groove, a connecting assembly is installed below the connecting base and comprises a connecting block, and the connecting block is located in the connecting groove. A handle is fixedly connected to the lower surface of the connecting block, a containing groove is formed in the upper surface of the connecting block, a movable groove is formed in the inner surface of the containing groove, a square groove is formed in the inner surface of the movable groove, a rotating wheel is movably connected into the square groove, a connecting wheel is movably connected into the movable groove, and the connecting wheel is meshed with the rotating wheel. The interior of the connecting wheel is in threaded connection with a connecting rod, the connecting wheel is meshed with the rotating wheel, and the interior of the connecting wheel is in threaded connection with the connecting rod. According to the utility model, a longer handle can be quickly and conveniently replaced, the resistance during pruning is reduced, the labor is saved, the working efficiency is improved, and the use of the pruning device is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of fruit tree pruning knives, in particular to a labor-saving and convenient fruit tree pruning knives. Background Art

[0002] Fruit tree pruning is a technical measure to cut off part of the fruit tree's nutritional organs to adjust the crown structure and renew the branch composition. Reasonable pruning of fruit tree branches can make the fruit trees grow more luxuriantly, thus increasing the fruit yield. The commonly used tool for pruning fruit trees is fruit tree pruning shears, and the staff needs to hold the pruning shears to prune the fruit trees.

[0003] In the prior art, since the handle length of the fruit tree pruning shears is generally fixed, when it is necessary to prune thicker fruit tree branches, it is more laborious, which reduces work efficiency and is inconvenient to use. Summary of the invention

[0004] The utility model aims to provide a labor-saving and convenient fruit tree pruning knife to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a labor-saving and convenient fruit tree pruning knife, comprising a connecting seat, a connecting groove is provided on the lower surface of the connecting seat, a connecting hole is provided on the top of the connecting groove, a connecting assembly is installed below the connecting seat, the connecting assembly comprises a connecting block, the connecting block is located inside the connecting groove, a handle is fixedly connected to the lower surface of the connecting block, a receiving groove is provided on the upper surface of the connecting block, the inner bottom of the receiving groove passes through the interior of the connecting block and extends to the interior of the handle, a movable groove is provided on the inner surface of the receiving groove, a square groove is provided on the inner surface of the movable groove, a rotating wheel is movably connected to the inside of the square groove, a connecting wheel is movably connected to the inside of the movable groove, the connecting wheel and the rotating wheel are meshed with each other, and a connecting rod is connected to the internal thread of the connecting wheel.

[0006] As a further description of the above technical solution:

[0007] The inner surface of the accommodating groove is provided with a slide groove, the number of which is two. The outer surface of the lower end of the connecting rod is fixedly connected with a slider, the number of which is two, and the two sliders are respectively located inside the two slide grooves.

[0008] As a further description of the above technical solution:

[0009] A thread groove is formed on the lower surface of the handle, and an extension rod is connected to the inner thread of the thread groove.

[0010] As a further description of the above technical solution:

[0011] A positioning column is movably connected inside the connecting seat, and the positioning column is located above the connecting hole.

[0012] As a further description of the above technical solution:

[0013] A clamping groove is provided on the side surface of the connecting seat, a threaded hole is provided on the front surface of the connecting seat, and a bolt is connected to the inner thread of the threaded hole.

[0014] As a further description of the above technical solution:

[0015] A clamping block is arranged inside the clamping slot, the inside of the clamping block is threadedly connected to the outer surface of the bolt, and a trimming blade is fixedly connected to the upper surface of the clamping block.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1. The utility model is provided with a connection groove, a connection hole and a connection assembly. When in use, the connection block is inserted into the connection groove, the rotating wheel is rotated, the connection wheel is driven to rotate, the connection rod is extended upward, and finally inserted into the connection hole, so that the handle is connected and fixed to the connection seat, and the handle is replaced. The utility model can quickly and conveniently replace a longer handle, reduce the resistance during pruning, save labor, improve work efficiency, and facilitate the use of the utility model.

[0018] 2. The utility model is provided with a card slot, a threaded hole, a bolt, a card block and a pruning blade. When in use, the bolt is turned to disengage the bolt from the threaded hole, and the card block is separated from the card slot, and the pruning blade can be removed, and a new pruning blade is put on, and the bolt is screwed into the threaded hole again to fix the new pruning blade. Therefore, the pruning blade can be quickly replaced when it is worn or damaged, saving time and facilitating the pruning of fruit tree branches. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a first viewing angle;

[0021] Figure 2 This is a schematic diagram of the third perspective structure of the utility model;

[0022] Figure 3 It is a schematic diagram of a partially cutaway three-dimensional structure of the utility model from a first viewing angle;

[0023] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 5 It is a schematic diagram of a partially cutaway three-dimensional structure of the utility model from a second viewing angle;

[0025] Figure 6 For this utility model Figure 5 A schematic diagram of the enlarged structure at B in the middle;

[0026] Figure 7 For this utility model Figure 5 Schematic diagram of the enlarged structure at C in the middle;

[0027] Figure 8 It is a partial cross-sectional three-dimensional structural schematic diagram of the utility model from a third viewing angle;

[0028] Fig. 9 For this utility model Figure 8 Schematic diagram of the enlarged structure at D in the middle.

[0029] In the figure: 1, connecting seat; 101, connecting groove; 102, connecting hole; 2, connecting assembly; 201, connecting block; 202, handle; 203, accommodating groove; 204, movable groove; 205, square groove; 206, rotating wheel; 207, connecting wheel; 208, connecting rod; 3, sliding groove; 4, sliding block; 5, threaded groove; 6, extension rod; 7, positioning column; 8, clamping groove; 9, threaded hole; 10, bolt; 11, clamping block; 12, trimming blade. DETAILED DESCRIPTION

[0030] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0031] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0032] Reference Figure 1-9The utility model provides a labor-saving and convenient fruit tree pruning knife: comprising a connecting seat 1, a connecting groove 101 is provided on the lower surface of the connecting seat 1, a connecting hole 102 is provided on the top of the connecting groove 101, a connecting assembly 2 is installed below the connecting seat 1, and the connecting assembly 2 comprises a connecting block 201, the connecting block 201 is located inside the connecting groove 101, the connecting groove 101 cooperates with the connecting block 201, and can limit the movement of the handle 202; the lower surface of the connecting block 201 is fixedly connected with the handle 202, and by replacing the handle 202, it can The utility model is more labor-saving to use; a receiving groove 203 is provided on the upper surface of the connecting block 201, and the receiving groove 203 can accommodate the connecting rod 208. The inner bottom of the receiving groove 203 passes through the interior of the connecting block 201 and extends to the interior of the handle 202. A movable groove 204 is provided on the inner surface of the receiving groove 203, and the movable groove 204 facilitates the rotation of the connecting wheel 207; a square groove 205 is provided on the inner surface of the movable groove 204, and a rotating wheel 206 is movably connected to the interior of the square groove 205, and a connecting wheel 206 is movably connected to the interior of the movable groove 204. 7, the connecting wheel 207 is meshed with the rotating wheel 206, and the rotation of the connecting wheel 207 can be controlled by rotating the rotating wheel 206, thereby controlling the extension and retraction of the connecting rod 208; the internal thread of the connecting wheel 207 is connected with the connecting rod 208, and the upper end of the connecting rod 208 passes through the inside of the receiving groove 203 and extends to the inside of the connecting hole 102, so that the handle 202 and the connecting seat 1 can be connected and fixed, and the branches of the fruit tree can be pruned; the inner surface of the receiving groove 203 is provided with a slide groove 3, and the number of the slide grooves 3 is two, and the connecting rod 208 The outer surface of the lower end is fixedly connected with a slider 4, and there are two sliders 4. The two sliders 4 are respectively located inside the two slide grooves 3. Through the cooperation between the slide grooves 3 and the sliders 4, the connecting rod 208 cannot rotate, which is convenient for the connecting wheel 207 to control the extension and retraction of the connecting rod 208. The connecting block 201 is inserted into the connecting groove 101, and the rotating wheel 206 is rotated to drive the connecting wheel 207 to rotate, so that the connecting rod 208 extends upward and is finally inserted into the connecting hole 102, so that the handle 202 is connected and fixed to the connecting seat 1, and the replacement of the handle 202 is completed.

[0033] A thread groove 5 is formed on the lower surface of the handle 202, and an extension rod 6 is connected to the inner thread of the thread groove 5. The extension rod 6 is rotated to extend the handle 202, thereby extending the length of the handle 202 so as to be adjusted according to different usage conditions.

[0034] The connection base 1 is movably connected with a positioning column 7, which is located above the connection hole 102. The two halves of the fruit tree pruning knife are connected together through the positioning column 7 to form a whole, which is convenient for pruning fruit tree branches. The side surface of the connection base 1 is provided with a card slot 8, and the front of the connection base 1 is provided with a threaded hole 9. The internal thread of the threaded hole 9 is connected with a bolt 10. The card block 11 is provided inside the card slot 8. The inside of the card block 11 is threadedly connected with the outer surface of the bolt 10, and the upper surface of the card block 11 is fixedly connected with a pruning blade 12. The bolt 10 is screwed to disengage the bolt 10 from the threaded hole 9, and the card block 11 is separated from the card slot 8, so that the pruning blade 12 can be removed, a new pruning blade 12 is placed, and the bolt 10 is screwed back into the threaded hole 9 to fix the new pruning blade 12, so that the pruning blade 12 can be quickly replaced when it is worn or damaged.

[0035] Working principle: When the utility model is used, the connecting block 201 is inserted into the connecting groove 101, the rotating wheel 206 is rotated to drive the connecting wheel 207 to rotate, so that the connecting rod 208 extends upward and is finally inserted into the connecting hole 102, thereby connecting and fixing the handle 202 to the connecting seat 1, and completing the replacement of the handle 202.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A labor-saving and convenient fruit tree pruning knife, comprising a connecting seat (1), characterized in that: The lower surface of the connecting seat (1) is provided with a connecting groove (101), the top of the connecting groove (101) is provided with a connecting hole (102), a connecting assembly (2) is installed below the connecting seat (1), the connecting assembly (2) comprises a connecting block (201), the connecting block (201) is located inside the connecting groove (101), a handle (202) is fixedly connected to the lower surface of the connecting block (201), a receiving groove (203) is provided on the upper surface of the connecting block (201), the inner bottom of the receiving groove (203) is provided with a connecting groove (203) and a connecting hole (102) is provided on the upper surface of the connecting block (201). The accommodating groove (203) extends through the interior of the connecting block (201) to the interior of the handle (202); a movable groove (204) is provided on the inner surface of the accommodating groove (203); a square groove (205) is provided on the inner surface of the movable groove (204); a rotating wheel (206) is movably connected to the interior of the square groove (205); a connecting wheel (207) is movably connected to the interior of the movable groove (204); the connecting wheel (207) and the rotating wheel (206) are meshed with each other; and a connecting rod (208) is threadedly connected to the interior of the connecting wheel (207).

2. A labor-saving and convenient fruit tree pruning knife according to claim 1, characterized in that: The inner surface of the accommodating groove (203) is provided with a slide groove (3), the number of which is two; the outer surface of the lower end of the connecting rod (208) is fixedly connected with a slider (4), the number of which is two, and the two sliders (4) are respectively located inside the two slide grooves (3).

3. The labor-saving and convenient fruit tree pruning knife according to claim 1, characterized in that: A thread groove (5) is formed on the lower surface of the handle (202), and an extension rod (6) is connected to the inner thread of the thread groove (5).

4. The labor-saving and convenient fruit tree pruning knife according to claim 1, characterized in that: A positioning column (7) is movably connected inside the connection seat (1), and the positioning column (7) is located above the connection hole (102).

5. The labor-saving and convenient fruit tree pruning knife according to claim 1, characterized in that: A clamping groove (8) is provided on the side surface of the connection seat (1), a threaded hole (9) is provided on the front surface of the connection seat (1), and a bolt (10) is connected to the inner thread of the threaded hole (9).

6. The labor-saving and convenient fruit tree pruning knife according to claim 5, characterized in that: A clamping block (11) is arranged inside the clamping slot (8), the interior of the clamping block (11) is threadedly connected to the outer surface of the bolt (10), and a trimming blade (12) is fixedly connected to the upper surface of the clamping block (11).

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