CN214338777U

CN214338777U - Branch fixing device for pear tree grafting

Info

Publication number: CN214338777U
Application number: CN202022744516.0U
Authority: CN
Inventors: 付兴芳
Original assignee: Chongqing Zhenpeng Agricultural Development Co ltd
Current assignee: Chongqing Zhenpeng Agricultural Development Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-10-08
Anticipated expiration: 2030-11-24

Abstract

The utility model relates to the technical field of fruit tree grafting, in particular to a branch fixing device for pear tree grafting, which comprises a fixing sleeve, wherein holes are arranged on two sides of the fixing sleeve, a gooseneck is arranged on the fixing sleeve, a limit nut is also arranged on the gooseneck, a plurality of threaded holes are arranged on the circumferential outer wall of the fixing sleeve, a plurality of bolts are also arranged on the circumferential outer wall of the fixing sleeve, a limit ring is also arranged in the fixing sleeve, a plurality of cylindrical grooves are arranged on the limit ring, and the bolts can not be separated from the limit ring; grafting is one of artificial propagation methods of plants, a scion and a stock need to be fixed in the grafting process to prevent falling off and influence the grafting success rate, a fixing device in the prior art cannot adapt to the bending degree of branches well, the branches are fixed by hard machinery often, the grafting structure is easy to damage, and the grafting success rate is further influenced.

Description

Branch fixing device for pear tree grafting

Technical Field

The utility model relates to a fruit tree grafting technical field specifically is a branch fixing device for pear grafting.

Background

Grafting is one of artificial propagation methods of plants; the branch or bud of one plant is grafted to the stem or root of another plant, so that two parts which are connected together grow into a complete plant, the grafting of the pear tree is also performed, the scion and the stock are required to be fixed in the grafting process, the grafting success rate is prevented from being influenced by falling, the fixing device in the prior art cannot adapt to the bending degree of the branch well, the branch is often fixed by using a hard machine, the grafting structure is easy to damage, and the grafting success rate is further influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a branch fixing device for pear grafting to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a branch fixing device for pear grafting, includes fixed cover, fixed cover is ring shape, fixed cover both sides are equipped with the hole, be equipped with the gooseneck on the fixed cover, gooseneck circumference outer wall is the screw thread, the gooseneck passes the hole with fixed cover sliding connection, still be equipped with limit nut on the gooseneck, limit nut with gooseneck threaded connection, be equipped with a plurality of screw holes on the fixed cover circumference outer wall, still be equipped with a plurality of bolts on the fixed cover circumference outer wall, the bolt passes the screw hole with fixed cover threaded connection, still be equipped with the spacing ring in the fixed cover, be equipped with a plurality of cylinder type recesses on the spacing ring, the bolt with the spacing ring rotates to be connected, the bolt can not be followed break away from on the spacing ring.

Preferably, the spacing ring is composed of two semicircular rings with different diameters, and when the spacing ring is retracted to be the tightest, the semicircular rings outside the spacing ring do not touch the bolt.

Preferably, the limiting ring is externally wrapped with soft rubber.

Preferably, the gooseneck is stainless steel, be equipped with four on the gooseneck fixed cover, be equipped with two on the fixed cover the gooseneck, and be the symmetric distribution.

Preferably, the fixed sleeve is provided with four bolts which are circularly distributed at intervals of 90 degrees.

Preferably, the limiting nuts are arranged on two sides of the fixed sleeve, and the diameters of the limiting nuts are larger than the diameter of the hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses set up the gooseneck on fixed sheathe in, fixed cover be located the gooseneck to can slide on the gooseneck, its position mobility is stronger, adapts to branch bending degree more easily, can be better with branch fixed, thereby the indirect success rate that improves the grafting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. fixing a sleeve; 10. a bolt; 2. a limiting ring; 3. a gooseneck; 30. a limit nut; 31. and (4) a hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-2, the present invention provides a technical solution:

a branch fixing device for pear grafting comprises a fixing sleeve 1, wherein the fixing sleeve 1 is annular, holes 31 are formed in two sides of the fixing sleeve 1, a gooseneck 3 is arranged on the fixing sleeve 1, the gooseneck 3 can be freely bent and shaped, and can adapt to the situation of multiple bending of branches, the outer circumferential wall of the gooseneck 3 is threaded, in order to place a limit nut, the gooseneck 3 penetrates through the holes 31 to be in sliding connection with the fixing sleeve 1, the fixing sleeve 1 can slide on the gooseneck 3, the position variability of the fixing sleeve is stronger, a limit nut 30 is further arranged on the gooseneck 3, the limit nut 30 is in threaded connection with the gooseneck 3, a plurality of threaded holes are formed in the outer circumferential wall of the fixing sleeve 1, a plurality of bolts 10 are further arranged on the outer circumferential wall of the fixing sleeve 1, the bolts 10 penetrate through the threaded holes to be in threaded connection with the fixing sleeve 1, a limit ring 2 is further arranged in the fixing sleeve 1, and a plurality of cylindrical grooves are formed in the limit ring 2, the bolt 10 is rotatably connected with the limit ring 2, the bolt 10 cannot be separated from the limit ring 2, the limit ring 2 can be tightened and loosened by screwing in and out the bolt 10, and then a grafting structure fixed through the limit ring 2 can be fixed.

In this embodiment, the stop collar 2 comprises for two semicircular rings of different diameters, and when the stop collar 2 received to tightest, the semicircular ring in the 2 outsides of stop collar could not touch bolt 10, and stop collar 2 can tighten up under the prerequisite of not touching bolt 10.

In addition, the limiting ring 2 is wrapped by soft rubber, and the soft rubber is wrapped to reduce damage to branches.

Furthermore, gooseneck 3 is stainless steel, is equipped with four fixed covers 1 on the gooseneck 3, is equipped with two gooseneck 3 on the fixed cover 1, and is the symmetric distribution.

Specifically, four bolts 10 are arranged on the fixed sleeve 1, and the bolts 10 are distributed in a circular shape at intervals of 90 degrees.

It is worth noting that the two sides of the fixing sleeve 1 are both provided with limit nuts 30, the diameter of the limit nuts 30 is larger than that of the holes 31, and the position of the fixing sleeve 1 is fixed through the limit nuts 30.

When the branch fixing device for pear tree grafting is used, firstly, the bolt 10 is screwed to the outermost position, then the fixing sleeve 1 sequentially penetrates through the branches, then the bending degree of the gooseneck 3 and the position of the fixing sleeve 1 are adjusted according to the shape of the branches, then the position of the fixing sleeve 1 is fixed through the limiting nut 30, then the bolt 10 is screwed, and the limiting ring 2 is used for tightening the bolt era, so that the fixing sleeve and the branches are fixed at the same time;

the foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a branch fixing device for pear grafting, includes fixed cover (1), its characterized in that: the improved goose neck protection sleeve is characterized in that the fixing sleeve (1) is in a circular ring shape, holes (31) are arranged on two sides of the fixing sleeve (1), a goose neck pipe (3) is arranged on the fixing sleeve (1), the circumferential outer wall of the goose neck pipe (3) is in a threaded shape, the goose neck pipe (3) penetrates through the holes (31) and the fixing sleeve (1) in a sliding connection mode, a limit nut (30) is further arranged on the goose neck pipe (3), the limit nut (30) is in a threaded connection with the goose neck pipe (3), a plurality of threaded holes are formed in the circumferential outer wall of the fixing sleeve (1), a plurality of bolts (10) are further arranged on the circumferential outer wall of the fixing sleeve (1), the bolts (10) penetrate through the threaded holes and are in a threaded connection with the fixing sleeve (1), a limit ring (2) is further arranged in the fixing sleeve (1), a plurality of cylindrical grooves are formed in the limit ring (2), and the bolts (10) are rotatably connected with the limit ring (2), the bolt (10) cannot be separated from the limiting ring (2).

2. A branch fixing device for pear tree grafting according to claim 1, characterized in that: the limiting ring (2) is composed of two semicircular rings with different diameters, and when the limiting ring (2) is retracted to the tightest state, the semicircular rings on the outer side of the limiting ring (2) cannot touch the bolt (10).

3. A branch fixing device for pear tree grafting according to claim 2, characterized in that: the limiting ring (2) is wrapped by soft rubber.

4. A branch fixing device for pear tree grafting according to claim 1, characterized in that: gooseneck (3) are stainless steel, be equipped with four on gooseneck (3) fixed cover (1), be equipped with two on fixed cover (1) gooseneck (3), and be the symmetric distribution.

5. A branch fixing device for pear tree grafting according to claim 1, characterized in that: the fixing sleeve (1) is provided with four bolts (10), and the bolts (10) are distributed in a circular shape at intervals of 90 degrees.

6. A branch fixing device for pear tree grafting according to claim 1, characterized in that: the two sides of the fixed sleeve (1) are provided with the limiting nuts (30), and the diameters of the limiting nuts (30) are larger than those of the holes (31).