CN2699402Y

CN2699402Y - Universal tree shaped teaching aid

Info

Publication number: CN2699402Y
Application number: CN 200420010854
Authority: CN
Inventors: 杨腾辉; 杨长群; 陈秋燕
Original assignee: 杨腾辉
Priority date: 2004-05-20
Filing date: 2004-05-20
Publication date: 2005-05-11
Anticipated expiration: 2014-05-20

Abstract

The utility model relates to a universal tree-shaped teaching aid which is composed of a support frame, a trunk, a main branch, a side branch and a fruit branch. The utility model is mainly characterized in that the support frame is composed of a support leg, a base seat and a sleeve barrel, wherein, a movable support leg which can be opened and closed flexibly is adopted by the support leg which is positioned on the lower part of the base seat, a telescopic sheathing rod piece structure is adopted by the trunk, a second and a third layers of central rods are sheathed in the telescopic sheathing rod piece structure, and tree crowns can be delaminated by the second and the third layers of central rods; the trunk is plugged in the sleeve barrel and is connected with the main branch by a hinged type connecting clip, and the main branch is connected with the side branch which is connected with the fruit branch. Various tree-shaped shaping and pruning overall process of fruit trees can be demonstrated by the teaching aid, teachers can teach a course and operate the tree-shaped teaching aid simultaneously, so that the teachers can teach a course livingly, breezily, iconically, and exactly, and students are convenient to understand and remember during learning; thereby, the teaching quality is enhanced. Compared with the prior art, the teaching aid has the advantages of simple structure, small size, light weight, convenient assembly and disassembly, portability, easy operation and demonstration, good practical effect, etc.

Description

Omnipotent tree-like teaching aid

Technical field:

The utility model belongs to teaching appurtenance technical field, is a kind of omnipotent tree-like teaching aid.

Background technology:

In the cultivation of fruit tree teaching, the pruning class of fruit tree is the very strong technical operating procedure demonstration of practicality.At first to determine tree-like, do high, the height of tree width of cloth of coming of age, selected then major branch, side shoot, auxilliary position, quantity, length and crotch angle of supporting branch, fruitful branch, layering shape also wants selected center to do, make the branch subordinate relation clearly, be evenly distributed, be independent of each other; Tree crown ventilation and penetrating light, inside and outside result, load rationally, the full tree of performance integral production power; Strengthen tree vigo(u)r, improve fruit yield and quality.In the prior art, the teacher who carries out the fruit tree teaching is the mode by drawing on blackboard, and the operating process of pruning is showed the student.Owing to be planar graph, directly perceived, be not easy to understand, lack image, actual dynamic effect accurately, so be difficult to allow the people understand.Especially illiterate or little educational orchard worker is talked about stratagems on paper especially.If carry out live demonstration, be subjected to the restriction of orchard condition, the season of growth and the age of tree again, can only see the state before and after the shaping, can't dynamic demonstration and do to the overall process that the branches at different levels of selecting and remain form tree crowns surely from fruit tree, so teaching efficiency is poor.

Summary of the invention:

The purpose of this utility model provides a kind of simple in structure, lifelike image, easy to operate practicality, and can carry out the omnipotent tree-like teaching aid that fruit tree shaping is pruned the overall process dynamic demonstration.

Realize that the technical scheme that the purpose of this utility model is taked is: this tree-like teaching aid is made up of support, trunk, major branch, side shoot, fruit branch, its principal character is: support is made of supporting leg, pedestal, sleeve three parts, wherein, supporting leg adopts the movable supporting legs of folding flexibly, be positioned at the pedestal bottom, trunk adopts flexible suit member structure, and be inserted in the stationary sleeve of pedestal top, on trunk, be connected with major branch by connecting folder, be connected with side shoot by connecting folder on the major branch, be connected with fruit branch by connecting folder on the side shoot.

According to the omnipotent tree-like teaching aid that such scheme is made, can demonstrate out the overall process that various fruit tree shapings are pruned.The teacher lectures facing to the operation of teaching aid limit, limit when giving lessons, as: 1 branch should be sprouted in the somewhere, just connected 1 with connecting folder, and this removes 1 branch, just unclamped clip and went 1, also can adjust the crotch angle and the direction of branch arbitrarily by connecting the articulated elements on the folder.This cultivates second layer tree crown, just extracting second layer center from the flexible suit rod member of trunk out does, and so on, the overall process that fruit tree shaping is pruned is dynamically demonstrated out, make the student as having arrived the orchard, personally the method for seeing the selecting and remain of branch, layout and removing, the shaping work needing practical operation in 3 years just can finish is concentrated in 1 class.Therefore, make lively, active, the image, accurate of giving lessons, the student is convenient to understand memory, even illiterate people also can learn in the same old way.Thereby enlarged teaching face, improved efficiency of teaching and quality of instruction greatly.Compared with prior art, this teaching aid have simple in structure, volume is little, in light weight, fast assembling and disassembling, be easy to carry, advantage such as easy operating demonstration, good practical effect.

Utilize accompanying drawing to further describe embodiment of the present utility model below.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation that connects folder among Fig. 1;

Fig. 3 is the vertical view of Fig. 2.

Embodiment:

Referring to Fig. 1, omnipotent tree-like teaching aid of the present utility model is made up of trunk 3, major branch 4, side shoot 5, fruit branch 6 and support, and wherein, support is made of supporting leg 1, pedestal 2, sleeve 2-1 three parts.Supporting leg 1 adopts the movable supporting legs of folding flexibly, be positioned at pedestal 2 bottoms, trunk 3 adopts flexible suit member structure, is set with the center that constitutes second and third layer tree crown in it and does 3-1, trunk 3 is inserted among the pedestal 2 top stationary sleeve 2-1, is used to support whole tree crown.Connect folder 8 by radial type 3 scaffold limbs 4 are connected on the trunk 3, can constitute the ground floor tree crown.By the stretching of flexible suit rod member, can carry out the layering of tree crown.As: the rod member of extracting out from trunk 3 upper ends is that 3-1 is done at the center, with connecting folder 8 major branch 4a is connected the top that 3-1 is done at the center, can constitute second layer tree crown.The major branch that connects on the trunk 34 is made of two parts, and the front portion of major branch 4 is major branch extending head 4-1, and major branch 4 is connected by female plug 7 with the joint portion of major branch extending head 4-1.Be connected with side shoot 5 by connecting folder on the major branch 4, be connected with fruit branch 6 by connecting folder on the side shoot 5.In this case, major branch 4 and side shoot 5 adopt snake tubing to make, can be crooked arbitrarily, adjust direction and base angle, haunch and tip angle.

Referring to Fig. 2,3, connection folder in the utility model is made up of clamp 8, moveable hinge fitting 9, clamp [8] is made of last lower body two parts, its binding site is equipped with coupling shaft 8-1, spring 8-2, the clamp mouth part of clamp 8 is two semicircle shapes, diameter and folded branch, dried corresponding that its semicircle is synthetic, clamp 8 is provided with movable hinge element 9, is fixed with on the moveable hinge fitting 9 to be used for the female plug 9-1 that plug-in mounting connects major branch, side shoot, fruit branch.Branch behind the plug-in mounting can be realized the conversion adjustment of different directions under the effect of movable hinge element 9.In this case, because adopting suit to connect, each member is connected with clamp, therefore, after class time spent not, all members can be dismantled, place to deposit in the box to be easy to carry.

This teaching aid in use, can be according to tree-like requirement, that utilizes flexible suit rod member and the different branches of plug-in mounting is connected folder and female plug etc., constitutes different types of tree-like teaching aids such as hedge frame shape, frame shape of natural open centre shape, cup-like shape, evacuation layering shape, globular model, clump shape shape, spindle, taper shape, V font and vine fruit.And, can demonstrate out the overall process that fruit tree shaping is pruned by using this teaching aid.As: want to cultivate the spindle tree crown, can go out two, three layers of center dry tap, spirality connects 10～12 major branches, and side shoot directly is not connected fruit branch on the major branch, can form tree crown.

Evacuate the happy shape tree crown of layering with apple tree below and be shaped as example, the specific operation process division is as follows:

(1) supporting leg strutted be placed on the dais, trunk is inserted into hold up in the sleeve of pedestal upright, fixed the doing when being equivalent to plant trees;

(2) with connecting folder 3 major branches are fixed on 3 different on trunk orientation with staggering up and down, form 60 °～70 ° angle with trunk, horizontal sextant angle is 120 °, and tilt to go up and open up, 75 ° of haunch, 60 ° at tip angle were equivalent to fruit tree growth 1 year, three scaffold limbs of selecting and remain in the winter time;

(3) each major branch is connected 2 horizontal laterals that stagger in the position with connecting folder, be equivalent to the 1st year winter, 2 side shoots that select and remain the 2nd year spring in the branch of sprouting, simultaneously second layer center dry tap is come out (preparing to cultivate second layer tree crown) the major branch cutting back;

(4) connect the extending head of each major branch with female plug, on extending head, connect 2 horizontal laterals that stagger in the position, be equivalent to the 2nd year winter to major branch extending head cutting back, 2 side shoots that select and remain the 3rd year spring in the branch of sprouting.Do with connecting folder at the center of the second layer simultaneously and connect 2 major branches, be equivalent to the 2nd year winter (staying enough interlamellar spacings) top cutting back, 2 major branches of the second layer of selecting and remain in the branch of green sprouting in the 3rd year (3 major branches of position, direction and ground floor stagger) be done in second layer center;

(5) on the second layer two major branches, connect 2 side shoots, be equivalent to the 3rd year side shoot cultivating behind the major branch cutting back;

(6) on each side shoot, connect 2～5 fruitful branches as one feels fit, form tree crown.

By above-mentioned demonstration explanation to the apple tree example, but figurative expression goes out the pruning through 3 years, evacuates the two-layer tree crown of the happy shape of layering and cultivates successful overall process.

Claims

1, omnipotent tree-like teaching aid, this tree-like teaching aid is by support, trunk [3], major branch [4], side shoot [5], fruit branch [6] is formed, be primarily characterized in that: support is by supporting leg [1], pedestal [2], sleeve [2-1] three parts constitute, wherein, supporting leg [1] adopts the movable supporting legs of folding flexibly, be positioned at pedestal [2] bottom, trunk [3] adopts flexible suit member structure, and be inserted in the fixing cover letter [2-1] in pedestal [2] top, upward be connected with major branch [4] at trunk [3] by connecting folder [8], major branch [4] is gone up by connecting folder and is connected with side shoot [5], and side shoot [5] is gone up by connecting folder and is connected with fruit branch [6].

2, omnipotent tree-like teaching aid according to claim 1 is characterized in that: be set with the center that constitutes second and third layer tree crown in the flexible suit rod member of trunk [3] and do [3-1].

3, omnipotent tree-like teaching aid according to claim 1, it is characterized in that: major branch [4] is to be made of two parts, and the front portion of major branch [4] is major branch extending head [4-1], and major branch [4] is connected by female plug [7] with the junction of major branch extending head [4-1].

4, omnipotent tree-like teaching aid according to claim 1 is characterized in that: major branch [4] and side shoot [5] adopt and can make by crooked arbitrarily snake tubing.

5, omnipotent tree-like teaching aid according to claim 1, it is characterized in that: connect folder and form by clamp [8], moveable hinge fitting [9], clamp [8] is made of last lower body two parts, its binding site is equipped with coupling shaft [8-1], spring [8-2], the clamp mouth part of clamp [8] is two semicircle shapes, diameter and folded branch, dried corresponding that its semicircle is synthetic, clamp [8] is provided with movable hinge element [9], is fixed with on the moveable hinge fitting [9] to be used for the female plug [9-1] that plug-in mounting connects major branch, side shoot, fruit branch.