CN214852946U

CN214852946U - Mango girdling tool

Info

Publication number: CN214852946U
Application number: CN202120810750.0U
Authority: CN
Inventors: 罗慧; 方中斌; 蒋强; 李界秋; 陈千付; 周凤珏; 黄慧俐
Original assignee: Guangxi University
Current assignee: Guangxi University
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-26
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a mango girdling instrument, include: a cutter body, the upper end of which is provided with saw teeth; the right end of the cutter body is fixedly connected with the handle; the top surface of the knife sleeve is concavely provided with a groove matched with the knife body, the side surface of the knife body is concavely provided with sliding grooves distributed along the vertical direction, and the side surface of the groove is convexly provided with a sliding block corresponding to the sliding grooves; the cutter body can slide up and down in the groove and is fixed at any height of the groove through a fixing device. The cutter body of the utility model can be slid up and down in the groove of the cutter sleeve and fixed on the required height through the fixing device, so as to adjust the height of the sawteeth on the upper end of the cutter body relative to the cutter sleeve and adjust the girdling depth of the cutter body; when the cutter is not used, the cutter body can be completely sleeved in the groove of the cutter sleeve, so that the safety performance of the cutter is improved; thereby the knife sleeve can play the role of protection and also can play the role of positioning.

Description

Mango girdling tool

Technical Field

The utility model relates to a fruit tree cultivation instrument field, in particular to mango girdling instrument.

Background

Girdling is that a fruit tree is in a growing period, two knives are used for girdling on a branch, barks between two knife edges are stripped, xylem is exposed, so that downward conveying of organic substances is temporarily interrupted, nutrition supplied to a root system is reduced, accumulation of carbohydrate, endogenous hormone ethylene and abscisic acid at positions above the girdling is increased, vegetative growth of the positions above the girdling is inhibited, reproductive growth is promoted, and effects of promoting flowers, protecting fruits, strengthening fruits, accelerating maturity and increasing sugar are achieved, so girdling is an important work in tree management, especially the fruit tree. At present, a common blade is commonly used as a girdling blade for girdling trees, the blade is not provided with a positioning device, the girdling depth is not easy to control, the girdling is too deep, the trees are easy to be injured, the girdling is too shallow, and the girdling effect is poor; and the existing ring barking knife is not provided with a knife sleeve usually, thus being easy to injure a user by mistake and having low safety performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mango girdling instrument to overcome current girdling sword and do not have setting device and broach shell, the girdling degree of depth is difficult for the shortcoming that control and security performance are low.

In order to achieve the above object, the utility model provides a mango girdling instrument, include: a cutter body, the upper end of which is provided with saw teeth; the right end of the cutter body is fixedly connected with the handle; the top surface of the knife sleeve is concavely provided with a groove matched with the knife body, the side surface of the knife body is concavely provided with sliding grooves distributed along the vertical direction, and the side surface of the groove is convexly provided with a sliding block corresponding to the sliding grooves; the cutter body can slide up and down in the groove and is fixed at any height of the groove through a fixing device.

Preferably, in the above technical solution, the number of the sliding grooves is four, two of the grooves are arranged on the front side surface of the cutter body in a bilateral symmetry manner, and the other two of the grooves are arranged on the rear side surface of the cutter body in a bilateral symmetry manner; the sliding blocks and the sliding grooves are arranged in a one-to-one correspondence mode.

Preferably, in the above technical scheme, the fixing device includes a bolt, a threaded hole corresponding to the bolt is formed in a side surface of the groove, and an end surface of the bolt can abut against the side surface of the cutter body after penetrating through the threaded hole.

Preferably, in the above technical solution, the cutter body is provided with a plurality of positioning holes which are uniformly distributed and correspond to the bolts along the vertical direction at positions corresponding to the bolts.

Preferably, in the above technical solution, the handle is arc-shaped with an upward opening.

Preferably, in the above technical solution, all the saw teeth are sequentially bent toward the front and rear sides, and the distance between the saw teeth on the front and rear sides is 0.3-0.5 cm.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model can slide the cutter body up and down in the groove of the cutter sleeve and is fixed on the required height through the fixing device, and the height of the sawtooth at the upper end of the cutter body relative to the cutter sleeve is adjusted, thereby adjusting the girdling depth of the cutter body so as to be suitable for different fruit trees and different growth periods of the same fruit tree; when the cutter sleeve is not used, the cutter body is driven to slide downwards, so that the cutter body and the saw teeth are all sleeved in the groove of the cutter sleeve and are fixed through the fixing device, the cutter body can be prevented from scratching a user, the safety performance of the cutter body is improved, and the cutter sleeve can play a role in protection and can play a role in positioning.

2. The fixing device of the utility model is of a bolt structure, and the end face of the bolt can be separated from or abutted against the cutter body by rotating the bolt, so that the cutter body is loosened or fixed and the cutter body is fixed at the required height; in order to improve the positioning performance of the bolt, a plurality of positioning holes which are uniformly distributed along the vertical direction are formed in the cutter body, and when the relative position of the cutter body and the cutter sleeve needs to be fixed, the end part of the bolt only needs to be screwed into the corresponding positioning hole.

3. The utility model discloses the sawtooth of cutter body is crooked to both sides around in proper order, and the distance between the saw tooth space of both sides around is 0.3 ~ 0.5cm to the width is shelled to the fixed ring, avoids the ring to shell the width too narrow, and the healing is too fast, thereby influences the effect, and too wide then healing time overlength influences the whole growth of the tree body.

Drawings

Fig. 1 is a schematic structural view of the mango girdling tool of the present invention, in which the knife sheath is completely inserted into the knife body.

Fig. 2 is a schematic structural view of the mango girdling tool according to the present invention, wherein the knife body of the mango girdling tool extends upwards out of the knife sleeve.

Fig. 3 is a schematic structural view of a cutter body according to the present invention.

Fig. 4 is a schematic view of a cutter body according to the present invention, in which the serrations are bent forward and backward.

Description of the main reference numerals:

1-handle, 2-cutter body, 3-groove, 4-cutter sleeve, 5-bolt, 6-sawtooth, 7-positioning hole and 8-sliding groove.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 to 4 show a schematic structural diagram of a mango girdling tool according to a preferred embodiment of the present invention, which comprises a knife body 2, a handle 1 and a knife sleeve 4. Referring to fig. 1 to 4, the upper end of the cutter body 2 is provided with saw teeth 6 to perform girdling on fruit trees. The right end of the cutter body 2 is fixedly connected with the handle 1, so that the cutter is convenient to use. The top surface of the knife sleeve 4 is concavely provided with a groove 3 which is matched with the knife body 2, the side surface of the knife body 2 is concavely provided with a chute 8 which is distributed along the up-down direction, and the side surface of the groove 3 is convexly provided with a slide block which corresponds to the chute 8, so that the knife body 2 can slide up and down in the groove 3 and is fixed at any height of the groove 3 through a fixing device. By adopting the utility model, the cutter body 2 can slide up and down in the groove 3 of the cutter sleeve 4 and is fixed at the required height through the fixing device, and the height of the sawtooth 6 at the upper end of the cutter body 2 relative to the cutter sleeve 4 is adjusted, thereby adjusting the girdling depth of the cutter body 2, and being suitable for different fruit trees and different growth periods of the same fruit tree; when not using, drive cutter body 2 slides downwards to make cutter body 2 and sawtooth 6 all embolia in the recess 3 of broach shell 4, and fix through fixing device, can avoid cutter body 2 fish tail user, improve its security performance, thereby make broach shell 4 can enough play the guard action, can play the positioning action again.

Referring to fig. 1 to 3, in order to improve the stability of the cutter body 2 sliding up and down, it is preferable that the number of the sliding grooves 8 is four, two grooves 3 are symmetrically arranged on the front side surface of the cutter body 2, and the other two grooves 3 are symmetrically arranged on the rear side surface of the cutter body 2; the sliding blocks are arranged in one-to-one correspondence with the sliding grooves 8.

Referring to fig. 1 to 3, the fixing device may be a positioning hole and a plug pin structure, a bolt and a threaded hole structure, or a linear motor mechanism. Preferably, the fixing device comprises a bolt 5, a threaded hole corresponding to the bolt 5 is formed in the side surface of the groove 3, the end surface of the bolt 5 can abut against the side surface of the cutter body 2 after penetrating through the threaded hole, and the end surface of the bolt 5 can be separated from or abut against the cutter body 2 by rotating the bolt 5, so that the cutter body 2 is loosened or fixed, and the cutter body 2 is fixed at a required height. Further preferably, the cutter body 2 is provided with a plurality of positioning holes 7 which are uniformly distributed and correspond to the bolts 5 along the vertical direction at positions corresponding to the bolts 5, so as to further improve the positioning performance of the bolts 5, and when the relative positions of the cutter body 2 and the cutter sleeve 4 need to be fixed, only the end parts of the bolts 5 need to be screwed into the corresponding positioning holes 7. In order to improve the strength of the cutter body 2, the positioning hole 7 is of a blind hole structure; in order to improve the stability of the fixation of the bolt 5, the bolt 5 is located in the middle of the two sliding grooves 8 on the same side.

Referring to fig. 1 to 3, the handle 1 is preferably formed in an arc shape with an upward opening to facilitate a girdling operation.

Referring to fig. 1 to 4, in order to make the girdling width appropriate, the width of the saw teeth 6 may be set to an appropriate width; if the serrations 6 are thin, the serrations 6 of the cutter body 2 may be sequentially bent to the front and rear sides. Referring to fig. 4, preferably, all the saw teeth 6 are sequentially bent to the front and back sides, for example, the odd number saw

teeth

1, 3, 5, etc. are bent to the front, and the even number saw

teeth

2, 4, 6, etc. are bent to the back; alternatively, the odd number of the

saw teeth

1, 3, 5, etc. are bent backward, and the even number of the

saw teeth

2, 4, 6, etc. are bent forward, and are arranged to be shifted from each other. And the distance between the front and rear side sawteeth 6 is 0.3-0.5 cm to fix the girdling width, so that the phenomenon that the girdling width is too narrow and the healing is too fast, so that the effect is influenced, and the healing time is too long when the girdling width is too wide, so that the whole growth of the tree body is influenced is avoided.

Adopt the utility model discloses the knife pouch 4 of the ring stripping instrument can enough play the guard action, can play the positioning action again to adjust the ring stripping degree of depth of adjusting cutter body 2 as required, it is nimble convenient.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A mango girdling tool is characterized by comprising:

a cutter body, the upper end of which is provided with saw teeth;

the right end of the cutter body is fixedly connected with the handle; and

the cutter sleeve is provided with a groove matched with the cutter body in a concave manner on the top surface, the side surface of the cutter body is provided with a sliding groove distributed along the vertical direction in a concave manner, and the side surface of the groove is provided with a sliding block corresponding to the sliding groove in a convex manner; the cutter body can slide up and down in the groove and is fixed at any height of the groove through a fixing device.

2. The mango girdling tool according to claim 1, wherein the number of the sliding grooves is four, two grooves are arranged on the front side surface of the cutter body in a bilateral symmetry manner, and the other two grooves are arranged on the rear side surface of the cutter body in a bilateral symmetry manner; the sliding blocks and the sliding grooves are arranged in a one-to-one correspondence mode.

3. The mango girdling tool according to claim 1, wherein the fixing device comprises a bolt, a threaded hole corresponding to the bolt is formed in the side surface of the groove, and an end surface of the bolt can abut against the side surface of the cutter body after penetrating through the threaded hole.

4. The mango girdling tool according to claim 3, wherein the cutter body is provided with a plurality of positioning holes which are uniformly distributed and correspond to the bolts along a vertical direction at positions corresponding to the bolts.

5. The mango girdling tool of claim 1, wherein the handle is arc-shaped with an opening facing upwards.

6. The mango girdling tool according to claim 1, wherein all the sawteeth are sequentially bent to the front side and the rear side, and the distance between the sawteeth on the front side and the rear side is 0.3-0.5 cm.